/*
* The simplest mpeg encoder (well, it was the simplest!)
* Copyright (c) 2000,2001 Fabrice Bellard.
+ * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* The simplest mpeg encoder (well, it was the simplest!).
*/
-#include <limits.h>
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
#include "faandct.h"
+#include <limits.h>
#ifdef USE_FASTMEMCPY
#include "fastmemcpy.h"
DCTELEM *block, int n, int qscale);
static void dct_unquantize_h263_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
+static void dct_unquantize_h261_intra_c(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale);
+static void dct_unquantize_h261_inter_c(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale);
static void draw_edges_c(uint8_t *buf, int wrap, int width, int height, int w);
#ifdef CONFIG_ENCODERS
static int dct_quantize_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
static int dct_quantize_trellis_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
+static int dct_quantize_refine(MpegEncContext *s, DCTELEM *block, int16_t *weight, DCTELEM *orig, int n, int qscale);
static int sse_mb(MpegEncContext *s);
+static void denoise_dct_c(MpegEncContext *s, DCTELEM *block);
#endif //CONFIG_ENCODERS
#ifdef HAVE_XVMC
{
s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
+ s->dct_unquantize_h261_intra = dct_unquantize_h261_intra_c;
+ s->dct_unquantize_h261_inter = dct_unquantize_h261_inter_c;
s->dct_unquantize_mpeg1_intra = dct_unquantize_mpeg1_intra_c;
s->dct_unquantize_mpeg1_inter = dct_unquantize_mpeg1_inter_c;
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_c;
#ifdef CONFIG_ENCODERS
s->dct_quantize= dct_quantize_c;
+ s->denoise_dct= denoise_dct_c;
#endif
#ifdef HAVE_MMX
/* load & permutate scantables
note: only wmv uses differnt ones
*/
- ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_zigzag_direct);
- ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable , ff_zigzag_direct);
+ if(s->alternate_scan){
+ ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_alternate_vertical_scan);
+ ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable , ff_alternate_vertical_scan);
+ }else{
+ ff_init_scantable(s->dsp.idct_permutation, &s->inter_scantable , ff_zigzag_direct);
+ ff_init_scantable(s->dsp.idct_permutation, &s->intra_scantable , ff_zigzag_direct);
+ }
ff_init_scantable(s->dsp.idct_permutation, &s->intra_h_scantable, ff_alternate_horizontal_scan);
ff_init_scantable(s->dsp.idct_permutation, &s->intra_v_scantable, ff_alternate_vertical_scan);
- s->picture_structure= PICT_FRAME;
-
return 0;
}
dst->type= FF_BUFFER_TYPE_COPY;
}
-static void copy_picture_attributes(AVFrame *dst, AVFrame *src){
+static void copy_picture_attributes(MpegEncContext *s, AVFrame *dst, AVFrame *src){
+ int i;
+
dst->pict_type = src->pict_type;
dst->quality = src->quality;
dst->coded_picture_number = src->coded_picture_number;
dst->pts = src->pts;
dst->interlaced_frame = src->interlaced_frame;
dst->top_field_first = src->top_field_first;
+
+ if(s->avctx->me_threshold){
+ if(!src->motion_val[0])
+ av_log(s->avctx, AV_LOG_ERROR, "AVFrame.motion_val not set!\n");
+ if(!src->mb_type)
+ av_log(s->avctx, AV_LOG_ERROR, "AVFrame.mb_type not set!\n");
+ if(!src->ref_index[0])
+ av_log(s->avctx, AV_LOG_ERROR, "AVFrame.ref_index not set!\n");
+ if(src->motion_subsample_log2 != dst->motion_subsample_log2)
+ av_log(s->avctx, AV_LOG_ERROR, "AVFrame.motion_subsample_log2 doesnt match! (%d!=%d)\n",
+ src->motion_subsample_log2, dst->motion_subsample_log2);
+
+ memcpy(dst->mb_type, src->mb_type, s->mb_stride * s->mb_height * sizeof(dst->mb_type[0]));
+
+ for(i=0; i<2; i++){
+ int stride= ((16*s->mb_width )>>src->motion_subsample_log2) + 1;
+ int height= ((16*s->mb_height)>>src->motion_subsample_log2);
+
+ if(src->motion_val[i] && src->motion_val[i] != dst->motion_val[i]){
+ memcpy(dst->motion_val[i], src->motion_val[i], 2*stride*height*sizeof(int16_t));
+ }
+ if(src->ref_index[i] && src->ref_index[i] != dst->ref_index[i]){
+ memcpy(dst->ref_index[i], src->ref_index[i], s->b8_stride*2*s->mb_height*sizeof(int8_t));
+ }
+ }
+ }
}
/**
CHECKED_ALLOCZ(pic->mbskip_table , mb_array_size * sizeof(uint8_t)+2) //the +2 is for the slice end check
CHECKED_ALLOCZ(pic->qscale_table , mb_array_size * sizeof(uint8_t))
- CHECKED_ALLOCZ(pic->mb_type_base , big_mb_num * sizeof(int))
+ CHECKED_ALLOCZ(pic->mb_type_base , big_mb_num * sizeof(uint32_t))
pic->mb_type= pic->mb_type_base + s->mb_stride+1;
if(s->out_format == FMT_H264){
for(i=0; i<2; i++){
- CHECKED_ALLOCZ(pic->motion_val_base[i], 2 * (b4_array_size+1) * sizeof(uint16_t))
- pic->motion_val[i]= pic->motion_val_base[i]+1;
- CHECKED_ALLOCZ(pic->ref_index[i] , b8_array_size * sizeof(uint8_t))
+ CHECKED_ALLOCZ(pic->motion_val_base[i], 2 * (b4_array_size+2) * sizeof(int16_t))
+ pic->motion_val[i]= pic->motion_val_base[i]+2;
+ CHECKED_ALLOCZ(pic->ref_index[i], b8_array_size * sizeof(uint8_t))
}
pic->motion_subsample_log2= 2;
- }else if(s->out_format == FMT_H263 || s->encoding || (s->avctx->debug&(FF_DEBUG_VIS_MV|FF_DEBUG_MV))){
+ }else if(s->out_format == FMT_H263 || s->encoding || (s->avctx->debug&FF_DEBUG_MV) || (s->avctx->debug_mv)){
for(i=0; i<2; i++){
- CHECKED_ALLOCZ(pic->motion_val_base[i], 2 * (b8_array_size+1) * sizeof(uint16_t)*2) //FIXME
- pic->motion_val[i]= pic->motion_val_base[i]+1;
+ CHECKED_ALLOCZ(pic->motion_val_base[i], 2 * (b8_array_size+2) * sizeof(int16_t))
+ pic->motion_val[i]= pic->motion_val_base[i]+2;
+ CHECKED_ALLOCZ(pic->ref_index[i], b8_array_size * sizeof(uint8_t))
}
pic->motion_subsample_log2= 3;
}
+ if(s->avctx->debug&FF_DEBUG_DCT_COEFF) {
+ CHECKED_ALLOCZ(pic->dct_coeff, 64 * mb_array_size * sizeof(DCTELEM)*6)
+ }
pic->qstride= s->mb_stride;
CHECKED_ALLOCZ(pic->pan_scan , 1 * sizeof(AVPanScan))
}
av_freep(&pic->mbskip_table);
av_freep(&pic->qscale_table);
av_freep(&pic->mb_type_base);
+ av_freep(&pic->dct_coeff);
av_freep(&pic->pan_scan);
pic->mb_type= NULL;
for(i=0; i<2; i++){
}
}
-/* init common structure for both encoder and decoder */
+static int init_duplicate_context(MpegEncContext *s, MpegEncContext *base){
+ int i;
+
+ // edge emu needs blocksize + filter length - 1 (=17x17 for halfpel / 21x21 for h264)
+ CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*17*2); //(width + edge + align)*interlaced*MBsize*tolerance
+ s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*17;
+
+ //FIXME should be linesize instead of s->width*2 but that isnt known before get_buffer()
+ CHECKED_ALLOCZ(s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t))
+ s->rd_scratchpad= s->me.scratchpad;
+ s->b_scratchpad= s->me.scratchpad;
+ s->obmc_scratchpad= s->me.scratchpad + 16;
+ if (s->encoding) {
+ CHECKED_ALLOCZ(s->me.map , ME_MAP_SIZE*sizeof(uint32_t))
+ CHECKED_ALLOCZ(s->me.score_map, ME_MAP_SIZE*sizeof(uint32_t))
+ if(s->avctx->noise_reduction){
+ CHECKED_ALLOCZ(s->dct_error_sum, 2 * 64 * sizeof(int))
+ }
+ }
+ CHECKED_ALLOCZ(s->blocks, 64*12*2 * sizeof(DCTELEM))
+ s->block= s->blocks[0];
+
+ for(i=0;i<12;i++){
+ s->pblocks[i] = (short *)(&s->block[i]);
+ }
+ return 0;
+fail:
+ return -1; //free() through MPV_common_end()
+}
+
+static void free_duplicate_context(MpegEncContext *s){
+ if(s==NULL) return;
+
+ av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
+ av_freep(&s->me.scratchpad);
+ s->rd_scratchpad=
+ s->b_scratchpad=
+ s->obmc_scratchpad= NULL;
+
+ av_freep(&s->dct_error_sum);
+ av_freep(&s->me.map);
+ av_freep(&s->me.score_map);
+ av_freep(&s->blocks);
+ s->block= NULL;
+}
+
+static void backup_duplicate_context(MpegEncContext *bak, MpegEncContext *src){
+#define COPY(a) bak->a= src->a
+ COPY(allocated_edge_emu_buffer);
+ COPY(edge_emu_buffer);
+ COPY(me.scratchpad);
+ COPY(rd_scratchpad);
+ COPY(b_scratchpad);
+ COPY(obmc_scratchpad);
+ COPY(me.map);
+ COPY(me.score_map);
+ COPY(blocks);
+ COPY(block);
+ COPY(start_mb_y);
+ COPY(end_mb_y);
+ COPY(me.map_generation);
+ COPY(pb);
+ COPY(dct_error_sum);
+ COPY(dct_count[0]);
+ COPY(dct_count[1]);
+#undef COPY
+}
+
+void ff_update_duplicate_context(MpegEncContext *dst, MpegEncContext *src){
+ MpegEncContext bak;
+ int i;
+ //FIXME copy only needed parts
+//START_TIMER
+ backup_duplicate_context(&bak, dst);
+ memcpy(dst, src, sizeof(MpegEncContext));
+ backup_duplicate_context(dst, &bak);
+ for(i=0;i<12;i++){
+ dst->pblocks[i] = (short *)(&dst->block[i]);
+ }
+//STOP_TIMER("update_duplicate_context") //about 10k cycles / 0.01 sec for 1000frames on 1ghz with 2 threads
+}
+
+static void update_duplicate_context_after_me(MpegEncContext *dst, MpegEncContext *src){
+#define COPY(a) dst->a= src->a
+ COPY(pict_type);
+ COPY(current_picture);
+ COPY(f_code);
+ COPY(b_code);
+ COPY(qscale);
+ COPY(lambda);
+ COPY(lambda2);
+ COPY(picture_in_gop_number);
+ COPY(gop_picture_number);
+ COPY(frame_pred_frame_dct); //FIXME dont set in encode_header
+ COPY(progressive_frame); //FIXME dont set in encode_header
+ COPY(partitioned_frame); //FIXME dont set in encode_header
+#undef COPY
+}
+
+/**
+ * sets the given MpegEncContext to common defaults (same for encoding and decoding).
+ * the changed fields will not depend upon the prior state of the MpegEncContext.
+ */
+static void MPV_common_defaults(MpegEncContext *s){
+ s->y_dc_scale_table=
+ s->c_dc_scale_table= ff_mpeg1_dc_scale_table;
+ s->chroma_qscale_table= ff_default_chroma_qscale_table;
+ s->progressive_frame= 1;
+ s->progressive_sequence= 1;
+ s->picture_structure= PICT_FRAME;
+
+ s->coded_picture_number = 0;
+ s->picture_number = 0;
+ s->input_picture_number = 0;
+
+ s->picture_in_gop_number = 0;
+
+ s->f_code = 1;
+ s->b_code = 1;
+}
+
+/**
+ * sets the given MpegEncContext to defaults for decoding.
+ * the changed fields will not depend upon the prior state of the MpegEncContext.
+ */
+void MPV_decode_defaults(MpegEncContext *s){
+ MPV_common_defaults(s);
+}
+
+/**
+ * sets the given MpegEncContext to defaults for encoding.
+ * the changed fields will not depend upon the prior state of the MpegEncContext.
+ */
+
+#ifdef CONFIG_ENCODERS
+static void MPV_encode_defaults(MpegEncContext *s){
+ static int done=0;
+
+ MPV_common_defaults(s);
+
+ if(!done){
+ int i;
+ done=1;
+
+ default_mv_penalty= av_mallocz( sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1) );
+ memset(default_mv_penalty, 0, sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1));
+ memset(default_fcode_tab , 0, sizeof(uint8_t)*(2*MAX_MV+1));
+
+ for(i=-16; i<16; i++){
+ default_fcode_tab[i + MAX_MV]= 1;
+ }
+ }
+ s->me.mv_penalty= default_mv_penalty;
+ s->fcode_tab= default_fcode_tab;
+}
+#endif //CONFIG_ENCODERS
+
+/**
+ * init common structure for both encoder and decoder.
+ * this assumes that some variables like width/height are already set
+ */
int MPV_common_init(MpegEncContext *s)
{
- int y_size, c_size, yc_size, i, mb_array_size, x, y;
+ int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y;
+
+ if(s->avctx->thread_count > MAX_THREADS || (16*s->avctx->thread_count > s->height && s->height)){
+ av_log(s->avctx, AV_LOG_ERROR, "too many threads\n");
+ return -1;
+ }
dsputil_init(&s->dsp, s->avctx);
DCT_common_init(s);
s->flags= s->avctx->flags;
+ s->flags2= s->avctx->flags2;
s->mb_width = (s->width + 15) / 16;
s->mb_height = (s->height + 15) / 16;
s->b8_stride = s->mb_width*2 + 1;
s->b4_stride = s->mb_width*4 + 1;
mb_array_size= s->mb_height * s->mb_stride;
+ mv_table_size= (s->mb_height+2) * s->mb_stride + 1;
+
+ /* set chroma shifts */
+ avcodec_get_chroma_sub_sample(s->avctx->pix_fmt,&(s->chroma_x_shift),
+ &(s->chroma_y_shift) );
/* set default edge pos, will be overriden in decode_header if needed */
s->h_edge_pos= s->mb_width*16;
s->block_wrap[0]=
s->block_wrap[1]=
s->block_wrap[2]=
- s->block_wrap[3]= s->mb_width*2 + 2;
+ s->block_wrap[3]= s->b8_stride;
s->block_wrap[4]=
- s->block_wrap[5]= s->mb_width + 2;
-
- s->y_dc_scale_table=
- s->c_dc_scale_table= ff_mpeg1_dc_scale_table;
- s->chroma_qscale_table= ff_default_chroma_qscale_table;
- if (!s->encoding)
- s->progressive_sequence= 1;
- s->progressive_frame= 1;
-
- y_size = (2 * s->mb_width + 2) * (2 * s->mb_height + 2);
- c_size = (s->mb_width + 2) * (s->mb_height + 2);
+ s->block_wrap[5]= s->mb_stride;
+
+ y_size = s->b8_stride * (2 * s->mb_height + 1);
+ c_size = s->mb_stride * (s->mb_height + 1);
yc_size = y_size + 2 * c_size;
-
+
/* convert fourcc to upper case */
s->avctx->codec_tag= toupper( s->avctx->codec_tag &0xFF)
+ (toupper((s->avctx->codec_tag>>8 )&0xFF)<<8 )
+ (toupper((s->avctx->stream_codec_tag>>16)&0xFF)<<16)
+ (toupper((s->avctx->stream_codec_tag>>24)&0xFF)<<24);
- CHECKED_ALLOCZ(s->allocated_edge_emu_buffer, (s->width+64)*2*17*2); //(width + edge + align)*interlaced*MBsize*tolerance
- s->edge_emu_buffer= s->allocated_edge_emu_buffer + (s->width+64)*2*17;
-
s->avctx->coded_frame= (AVFrame*)&s->current_picture;
CHECKED_ALLOCZ(s->mb_index2xy, (s->mb_num+1)*sizeof(int)) //error ressilience code looks cleaner with this
s->mb_index2xy[ s->mb_height*s->mb_width ] = (s->mb_height-1)*s->mb_stride + s->mb_width; //FIXME really needed?
if (s->encoding) {
- int mv_table_size= s->mb_stride * (s->mb_height+2) + 1;
-
/* Allocate MV tables */
CHECKED_ALLOCZ(s->p_mv_table_base , mv_table_size * 2 * sizeof(int16_t))
CHECKED_ALLOCZ(s->b_forw_mv_table_base , mv_table_size * 2 * sizeof(int16_t))
s->b_bidir_back_mv_table= s->b_bidir_back_mv_table_base + s->mb_stride + 1;
s->b_direct_mv_table = s->b_direct_mv_table_base + s->mb_stride + 1;
- //FIXME should be linesize instead of s->width*2 but that isnt known before get_buffer()
- CHECKED_ALLOCZ(s->me.scratchpad, s->width*2*16*3*sizeof(uint8_t))
-
- CHECKED_ALLOCZ(s->me.map , ME_MAP_SIZE*sizeof(uint32_t))
- CHECKED_ALLOCZ(s->me.score_map, ME_MAP_SIZE*sizeof(uint32_t))
-
- if(s->codec_id==CODEC_ID_MPEG4){
- CHECKED_ALLOCZ(s->tex_pb_buffer, PB_BUFFER_SIZE);
- CHECKED_ALLOCZ( s->pb2_buffer, PB_BUFFER_SIZE);
- }
-
if(s->msmpeg4_version){
CHECKED_ALLOCZ(s->ac_stats, 2*2*(MAX_LEVEL+1)*(MAX_RUN+1)*2*sizeof(int));
}
CHECKED_ALLOCZ(s->avctx->stats_out, 256);
/* Allocate MB type table */
- CHECKED_ALLOCZ(s->mb_type , mb_array_size * sizeof(uint8_t)) //needed for encoding
+ CHECKED_ALLOCZ(s->mb_type , mb_array_size * sizeof(uint16_t)) //needed for encoding
CHECKED_ALLOCZ(s->lambda_table, mb_array_size * sizeof(int))
CHECKED_ALLOCZ(s->reordered_input_picture, MAX_PICTURE_COUNT * sizeof(Picture*))
if(s->avctx->noise_reduction){
- CHECKED_ALLOCZ(s->dct_error_sum, 2 * 64 * sizeof(int))
CHECKED_ALLOCZ(s->dct_offset, 2 * 64 * sizeof(uint16_t))
}
}
- CHECKED_ALLOCZ(s->blocks, 64*6*2 * sizeof(DCTELEM))
-
CHECKED_ALLOCZ(s->picture, MAX_PICTURE_COUNT * sizeof(Picture))
CHECKED_ALLOCZ(s->error_status_table, mb_array_size*sizeof(uint8_t))
- if(s->codec_id==CODEC_ID_MPEG4){
+ if(s->codec_id==CODEC_ID_MPEG4 || (s->flags & CODEC_FLAG_INTERLACED_ME)){
/* interlaced direct mode decoding tables */
- CHECKED_ALLOCZ(s->field_mv_table, mb_array_size*2*2 * sizeof(int16_t))
- CHECKED_ALLOCZ(s->field_select_table, mb_array_size*2* sizeof(int8_t))
+ for(i=0; i<2; i++){
+ int j, k;
+ for(j=0; j<2; j++){
+ for(k=0; k<2; k++){
+ CHECKED_ALLOCZ(s->b_field_mv_table_base[i][j][k] , mv_table_size * 2 * sizeof(int16_t))
+ s->b_field_mv_table[i][j][k] = s->b_field_mv_table_base[i][j][k] + s->mb_stride + 1;
+ }
+ CHECKED_ALLOCZ(s->b_field_select_table[i][j] , mb_array_size * 2 * sizeof(uint8_t))
+ CHECKED_ALLOCZ(s->p_field_mv_table_base[i][j] , mv_table_size * 2 * sizeof(int16_t))
+ s->p_field_mv_table[i][j] = s->p_field_mv_table_base[i][j] + s->mb_stride + 1;
+ }
+ CHECKED_ALLOCZ(s->p_field_select_table[i] , mb_array_size * 2 * sizeof(uint8_t))
+ }
}
if (s->out_format == FMT_H263) {
/* ac values */
- CHECKED_ALLOCZ(s->ac_val[0], yc_size * sizeof(int16_t) * 16);
- s->ac_val[1] = s->ac_val[0] + y_size;
+ CHECKED_ALLOCZ(s->ac_val_base, yc_size * sizeof(int16_t) * 16);
+ s->ac_val[0] = s->ac_val_base + s->b8_stride + 1;
+ s->ac_val[1] = s->ac_val_base + y_size + s->mb_stride + 1;
s->ac_val[2] = s->ac_val[1] + c_size;
/* cbp values */
- CHECKED_ALLOCZ(s->coded_block, y_size);
+ CHECKED_ALLOCZ(s->coded_block_base, y_size);
+ s->coded_block= s->coded_block_base + s->b8_stride + 1;
/* divx501 bitstream reorder buffer */
CHECKED_ALLOCZ(s->bitstream_buffer, BITSTREAM_BUFFER_SIZE);
if (s->h263_pred || s->h263_plus || !s->encoding) {
/* dc values */
//MN: we need these for error resilience of intra-frames
- CHECKED_ALLOCZ(s->dc_val[0], yc_size * sizeof(int16_t));
- s->dc_val[1] = s->dc_val[0] + y_size;
+ CHECKED_ALLOCZ(s->dc_val_base, yc_size * sizeof(int16_t));
+ s->dc_val[0] = s->dc_val_base + s->b8_stride + 1;
+ s->dc_val[1] = s->dc_val_base + y_size + s->mb_stride + 1;
s->dc_val[2] = s->dc_val[1] + c_size;
for(i=0;i<yc_size;i++)
- s->dc_val[0][i] = 1024;
+ s->dc_val_base[i] = 1024;
}
/* which mb is a intra block */
CHECKED_ALLOCZ(s->mbintra_table, mb_array_size);
memset(s->mbintra_table, 1, mb_array_size);
- /* default structure is frame */
- s->picture_structure = PICT_FRAME;
-
/* init macroblock skip table */
CHECKED_ALLOCZ(s->mbskip_table, mb_array_size+2);
//Note the +1 is for a quicker mpeg4 slice_end detection
CHECKED_ALLOCZ(s->prev_pict_types, PREV_PICT_TYPES_BUFFER_SIZE);
- s->block= s->blocks[0];
+ s->parse_context.state= -1;
+ if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
+ s->visualization_buffer[0] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
+ s->visualization_buffer[1] = av_malloc((s->mb_width*8 + EDGE_WIDTH) * s->mb_height*8 + EDGE_WIDTH);
+ s->visualization_buffer[2] = av_malloc((s->mb_width*8 + EDGE_WIDTH) * s->mb_height*8 + EDGE_WIDTH);
+ }
- for(i=0;i<12;i++){
- s->pblocks[i] = (short *)(&s->block[i]);
+ s->context_initialized = 1;
+
+ s->thread_context[0]= s;
+ for(i=1; i<s->avctx->thread_count; i++){
+ s->thread_context[i]= av_malloc(sizeof(MpegEncContext));
+ memcpy(s->thread_context[i], s, sizeof(MpegEncContext));
}
- s->parse_context.state= -1;
+ for(i=0; i<s->avctx->thread_count; i++){
+ if(init_duplicate_context(s->thread_context[i], s) < 0)
+ goto fail;
+ s->thread_context[i]->start_mb_y= (s->mb_height*(i ) + s->avctx->thread_count/2) / s->avctx->thread_count;
+ s->thread_context[i]->end_mb_y = (s->mb_height*(i+1) + s->avctx->thread_count/2) / s->avctx->thread_count;
+ }
- s->context_initialized = 1;
return 0;
fail:
MPV_common_end(s);
return -1;
}
-
-//extern int sads;
-
/* init common structure for both encoder and decoder */
void MPV_common_end(MpegEncContext *s)
{
- int i;
+ int i, j, k;
+
+ for(i=0; i<s->avctx->thread_count; i++){
+ free_duplicate_context(s->thread_context[i]);
+ }
+ for(i=1; i<s->avctx->thread_count; i++){
+ av_freep(&s->thread_context[i]);
+ }
av_freep(&s->parse_context.buffer);
s->parse_context.buffer_size=0;
s->b_bidir_forw_mv_table= NULL;
s->b_bidir_back_mv_table= NULL;
s->b_direct_mv_table= NULL;
+ for(i=0; i<2; i++){
+ for(j=0; j<2; j++){
+ for(k=0; k<2; k++){
+ av_freep(&s->b_field_mv_table_base[i][j][k]);
+ s->b_field_mv_table[i][j][k]=NULL;
+ }
+ av_freep(&s->b_field_select_table[i][j]);
+ av_freep(&s->p_field_mv_table_base[i][j]);
+ s->p_field_mv_table[i][j]=NULL;
+ }
+ av_freep(&s->p_field_select_table[i]);
+ }
- av_freep(&s->dc_val[0]);
- av_freep(&s->ac_val[0]);
- av_freep(&s->coded_block);
+ av_freep(&s->dc_val_base);
+ av_freep(&s->ac_val_base);
+ av_freep(&s->coded_block_base);
av_freep(&s->mbintra_table);
av_freep(&s->cbp_table);
av_freep(&s->pred_dir_table);
- av_freep(&s->me.scratchpad);
- av_freep(&s->me.map);
- av_freep(&s->me.score_map);
av_freep(&s->mbskip_table);
av_freep(&s->prev_pict_types);
av_freep(&s->bitstream_buffer);
- av_freep(&s->tex_pb_buffer);
- av_freep(&s->pb2_buffer);
- av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
- av_freep(&s->field_mv_table);
- av_freep(&s->field_select_table);
av_freep(&s->avctx->stats_out);
av_freep(&s->ac_stats);
av_freep(&s->error_status_table);
av_freep(&s->q_inter_matrix);
av_freep(&s->q_intra_matrix16);
av_freep(&s->q_inter_matrix16);
- av_freep(&s->blocks);
av_freep(&s->input_picture);
av_freep(&s->reordered_input_picture);
- av_freep(&s->dct_error_sum);
av_freep(&s->dct_offset);
if(s->picture){
}
}
av_freep(&s->picture);
- avcodec_default_free_buffers(s->avctx);
s->context_initialized = 0;
s->last_picture_ptr=
s->next_picture_ptr=
s->current_picture_ptr= NULL;
+
+ for(i=0; i<3; i++)
+ av_freep(&s->visualization_buffer[i]);
}
#ifdef CONFIG_ENCODERS
MpegEncContext *s = avctx->priv_data;
int i, dummy;
int chroma_h_shift, chroma_v_shift;
+
+ MPV_encode_defaults(s);
avctx->pix_fmt = PIX_FMT_YUV420P; // FIXME
s->gop_size = avctx->gop_size;
s->avctx = avctx;
s->flags= avctx->flags;
+ s->flags2= avctx->flags2;
s->max_b_frames= avctx->max_b_frames;
s->codec_id= avctx->codec->id;
s->luma_elim_threshold = avctx->luma_elim_threshold;
s->quarter_sample= (avctx->flags & CODEC_FLAG_QPEL)!=0;
s->mpeg_quant= avctx->mpeg_quant;
s->rtp_mode= !!avctx->rtp_payload_size;
+ s->intra_dc_precision= avctx->intra_dc_precision;
if (s->gop_size <= 1) {
s->intra_only = 1;
s->me_method = avctx->me_method;
/* Fixed QSCALE */
- s->fixed_qscale = (avctx->flags & CODEC_FLAG_QSCALE);
+ s->fixed_qscale = !!(avctx->flags & CODEC_FLAG_QSCALE);
s->adaptive_quant= ( s->avctx->lumi_masking
|| s->avctx->dark_masking
|| (s->flags&CODEC_FLAG_QP_RD))
&& !s->fixed_qscale;
- s->obmc= (s->flags & CODEC_FLAG_OBMC);
- s->loop_filter= (s->flags & CODEC_FLAG_LOOP_FILTER);
+ s->obmc= !!(s->flags & CODEC_FLAG_OBMC);
+ s->loop_filter= !!(s->flags & CODEC_FLAG_LOOP_FILTER);
+ s->alternate_scan= !!(s->flags & CODEC_FLAG_ALT_SCAN);
+
+ if(avctx->rc_max_rate && !avctx->rc_buffer_size){
+ av_log(avctx, AV_LOG_ERROR, "a vbv buffer size is needed, for encoding with a maximum bitrate\n");
+ return -1;
+ }
+ if(avctx->rc_min_rate && avctx->rc_max_rate != avctx->rc_min_rate){
+ av_log(avctx, AV_LOG_INFO, "Warning min_rate > 0 but min_rate != max_rate isnt recommanded!\n");
+ }
+
+ if(avctx->rc_min_rate && avctx->rc_min_rate > avctx->bit_rate){
+ av_log(avctx, AV_LOG_INFO, "bitrate below min bitrate\n");
+ return -1;
+ }
+
+ if(avctx->rc_max_rate && avctx->rc_max_rate < avctx->bit_rate){
+ av_log(avctx, AV_LOG_INFO, "bitrate above max bitrate\n");
+ return -1;
+ }
+
+ if( s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate
+ && (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO)
+ && 90000LL * (avctx->rc_buffer_size-1) > s->avctx->rc_max_rate*0xFFFFLL){
+
+ av_log(avctx, AV_LOG_INFO, "Warning vbv_delay will be set to 0xFFFF (=VBR) as the specified vbv buffer is too large for the given bitrate!\n");
+ }
+
if((s->flags & CODEC_FLAG_4MV) && s->codec_id != CODEC_ID_MPEG4
- && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P){
+ && s->codec_id != CODEC_ID_H263 && s->codec_id != CODEC_ID_H263P && s->codec_id != CODEC_ID_FLV1){
av_log(avctx, AV_LOG_ERROR, "4MV not supported by codec\n");
return -1;
}
-
+
if(s->obmc && s->avctx->mb_decision != FF_MB_DECISION_SIMPLE){
av_log(avctx, AV_LOG_ERROR, "OBMC is only supported with simple mb decission\n");
return -1;
av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");
return -1;
}
-
+
+ if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN))
+ && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO){
+ av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n");
+ return -1;
+ }
+
if(s->mpeg_quant && s->codec_id != CODEC_ID_MPEG4){ //FIXME mpeg2 uses that too
av_log(avctx, AV_LOG_ERROR, "mpeg2 style quantization not supporetd by codec\n");
return -1;
return -1;
}
+ if(s->avctx->scenechange_threshold < 1000000000 && (s->flags & CODEC_FLAG_CLOSED_GOP)){
+ av_log(avctx, AV_LOG_ERROR, "closed gop with scene change detection arent supported yet\n");
+ return -1;
+ }
+
+ if(s->avctx->thread_count > 1 && s->codec_id != CODEC_ID_MPEG4
+ && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO
+ && (s->codec_id != CODEC_ID_H263P || !(s->flags & CODEC_FLAG_H263P_SLICE_STRUCT))){
+ av_log(avctx, AV_LOG_ERROR, "multi threaded encoding not supported by codec\n");
+ return -1;
+ }
+
+ if(s->avctx->thread_count > 1)
+ s->rtp_mode= 1;
+
+ i= ff_gcd(avctx->frame_rate, avctx->frame_rate_base);
+ if(i > 1){
+ av_log(avctx, AV_LOG_INFO, "removing common factors from framerate\n");
+ avctx->frame_rate /= i;
+ avctx->frame_rate_base /= i;
+// return -1;
+ }
+
if(s->codec_id==CODEC_ID_MJPEG){
s->intra_quant_bias= 1<<(QUANT_BIAS_SHIFT-1); //(a + x/2)/x
s->inter_quant_bias= 0;
return -1;
}
- { /* set up some save defaults, some codecs might override them later */
- static int done=0;
- if(!done){
- int i;
- done=1;
-
- default_mv_penalty= av_mallocz( sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1) );
- memset(default_mv_penalty, 0, sizeof(uint8_t)*(MAX_FCODE+1)*(2*MAX_MV+1));
- memset(default_fcode_tab , 0, sizeof(uint8_t)*(2*MAX_MV+1));
-
- for(i=-16; i<16; i++){
- default_fcode_tab[i + MAX_MV]= 1;
- }
- }
- }
- s->me.mv_penalty= default_mv_penalty;
- s->fcode_tab= default_fcode_tab;
-
- /* dont use mv_penalty table for crap MV as it would be confused */
- //FIXME remove after fixing / removing old ME
- if (s->me_method < ME_EPZS) s->me.mv_penalty = default_mv_penalty;
+ avctx->has_b_frames= !s->low_delay;
s->encoding = 1;
if(s->modified_quant)
s->chroma_qscale_table= ff_h263_chroma_qscale_table;
s->progressive_frame=
- s->progressive_sequence= !(avctx->flags & CODEC_FLAG_INTERLACED_DCT);
+ s->progressive_sequence= !(avctx->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME));
+ s->quant_precision=5;
+
+ ff_set_cmp(&s->dsp, s->dsp.ildct_cmp, s->avctx->ildct_cmp);
- ff_init_me(s);
-
#ifdef CONFIG_ENCODERS
#ifdef CONFIG_RISKY
if (s->out_format == FMT_H263)
ff_mpeg1_encode_init(s);
#endif
- /* init default q matrix */
+ /* init q matrix */
for(i=0;i<64;i++) {
int j= s->dsp.idct_permutation[i];
#ifdef CONFIG_RISKY
if(ff_rate_control_init(s) < 0)
return -1;
-
- s->picture_number = 0;
- s->picture_in_gop_number = 0;
- s->fake_picture_number = 0;
- /* motion detector init */
- s->f_code = 1;
- s->b_code = 1;
-
+
return 0;
}
assert(s->last_picture_ptr==NULL || s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3);
/* mark&release old frames */
- if (s->pict_type != B_TYPE && s->last_picture_ptr && s->last_picture_ptr->data[0]) {
+ if (s->pict_type != B_TYPE && s->last_picture_ptr && s->last_picture_ptr != s->next_picture_ptr && s->last_picture_ptr->data[0]) {
avctx->release_buffer(avctx, (AVFrame*)s->last_picture_ptr);
/* release forgotten pictures */
pic= (AVFrame*)&s->picture[i];
}
- pic->reference= s->pict_type != B_TYPE ? 3 : 0;
+ pic->reference= s->pict_type != B_TYPE && !s->dropable ? 3 : 0;
- if(s->current_picture_ptr) //FIXME broken, we need a coded_picture_number in MpegEncContext
- pic->coded_picture_number= s->current_picture_ptr->coded_picture_number+1;
+ pic->coded_picture_number= s->coded_picture_number++;
if( alloc_picture(s, (Picture*)pic, 0) < 0)
return -1;
if(s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3){
if (s->pict_type != B_TYPE) {
s->last_picture_ptr= s->next_picture_ptr;
- s->next_picture_ptr= s->current_picture_ptr;
+ if(!s->dropable)
+ s->next_picture_ptr= s->current_picture_ptr;
}
+/* av_log(s->avctx, AV_LOG_DEBUG, "L%p N%p C%p L%p N%p C%p type:%d drop:%d\n", s->last_picture_ptr, s->next_picture_ptr,s->current_picture_ptr,
+ s->last_picture_ptr ? s->last_picture_ptr->data[0] : NULL,
+ s->next_picture_ptr ? s->next_picture_ptr->data[0] : NULL,
+ s->current_picture_ptr ? s->current_picture_ptr->data[0] : NULL,
+ s->pict_type, s->dropable);*/
if(s->last_picture_ptr) copy_picture(&s->last_picture, s->last_picture_ptr);
if(s->next_picture_ptr) copy_picture(&s->next_picture, s->next_picture_ptr);
}else if(s->out_format == FMT_H263){
s->dct_unquantize_intra = s->dct_unquantize_h263_intra;
s->dct_unquantize_inter = s->dct_unquantize_h263_inter;
+ }else if(s->out_format == FMT_H261){
+ s->dct_unquantize_intra = s->dct_unquantize_h261_intra;
+ s->dct_unquantize_inter = s->dct_unquantize_h261_inter;
}else{
s->dct_unquantize_intra = s->dct_unquantize_mpeg1_intra;
s->dct_unquantize_inter = s->dct_unquantize_mpeg1_inter;
* @param color color of the arrow
*/
static void draw_line(uint8_t *buf, int sx, int sy, int ex, int ey, int w, int h, int stride, int color){
- int t, x, y, f;
+ int t, x, y, fr, f;
sx= clip(sx, 0, w-1);
sy= clip(sy, 0, h-1);
ex-= sx;
f= ((ey-sy)<<16)/ex;
for(x= 0; x <= ex; x++){
- y= ((x*f) + (1<<15))>>16;
- buf[y*stride + x]+= color;
+ y = (x*f)>>16;
+ fr= (x*f)&0xFFFF;
+ buf[ y *stride + x]+= (color*(0x10000-fr))>>16;
+ buf[(y+1)*stride + x]+= (color* fr )>>16;
}
}else{
if(sy > ey){
if(ey) f= ((ex-sx)<<16)/ey;
else f= 0;
for(y= 0; y <= ey; y++){
- x= ((y*f) + (1<<15))>>16;
- buf[y*stride + x]+= color;
+ x = (y*f)>>16;
+ fr= (y*f)&0xFFFF;
+ buf[y*stride + x ]+= (color*(0x10000-fr))>>16;;
+ buf[y*stride + x+1]+= (color* fr )>>16;;
}
}
}
/**
* prints debuging info for the given picture.
*/
-void ff_print_debug_info(MpegEncContext *s, Picture *pict){
+void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
if(!pict || !pict->mb_type) return;
if(s->avctx->debug&(FF_DEBUG_SKIP | FF_DEBUG_QP | FF_DEBUG_MB_TYPE)){
int x,y;
-
+
+ av_log(s->avctx,AV_LOG_DEBUG,"New frame, type: ");
+ switch (pict->pict_type) {
+ case FF_I_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"I\n"); break;
+ case FF_P_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"P\n"); break;
+ case FF_B_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"B\n"); break;
+ case FF_S_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"S\n"); break;
+ case FF_SI_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"SI\n"); break;
+ case FF_SP_TYPE: av_log(s->avctx,AV_LOG_DEBUG,"SP\n"); break;
+ }
for(y=0; y<s->mb_height; y++){
for(x=0; x<s->mb_width; x++){
if(s->avctx->debug&FF_DEBUG_SKIP){
}
if(s->avctx->debug&FF_DEBUG_MB_TYPE){
int mb_type= pict->mb_type[x + y*s->mb_stride];
-
//Type & MV direction
if(IS_PCM(mb_type))
av_log(s->avctx, AV_LOG_DEBUG, "P");
}
}
- if(s->avctx->debug&(FF_DEBUG_VIS_MV|FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)){
+ if((s->avctx->debug&(FF_DEBUG_VIS_QP|FF_DEBUG_VIS_MB_TYPE)) || (s->avctx->debug_mv)){
const int shift= 1 + s->quarter_sample;
int mb_y;
- uint8_t *ptr= pict->data[0];
+ uint8_t *ptr;
+ int i;
+ int h_chroma_shift, v_chroma_shift;
s->low_delay=0; //needed to see the vectors without trashing the buffers
+ avcodec_get_chroma_sub_sample(s->avctx->pix_fmt, &h_chroma_shift, &v_chroma_shift);
+ for(i=0; i<3; i++){
+ memcpy(s->visualization_buffer[i], pict->data[i], (i==0) ? pict->linesize[i]*s->height:pict->linesize[i]*s->height >> v_chroma_shift);
+ pict->data[i]= s->visualization_buffer[i];
+ }
+ pict->type= FF_BUFFER_TYPE_COPY;
+ ptr= pict->data[0];
+
for(mb_y=0; mb_y<s->mb_height; mb_y++){
int mb_x;
for(mb_x=0; mb_x<s->mb_width; mb_x++){
const int mb_index= mb_x + mb_y*s->mb_stride;
- if((s->avctx->debug&FF_DEBUG_VIS_MV) && pict->motion_val){
- if(IS_8X8(pict->mb_type[mb_index])){
- int i;
- for(i=0; i<4; i++){
+ if((s->avctx->debug_mv) && pict->motion_val){
+ int type;
+ for(type=0; type<3; type++){
+ int direction = 0;
+ switch (type) {
+ case 0: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_P_FOR)) || (pict->pict_type!=FF_P_TYPE))
+ continue;
+ direction = 0;
+ break;
+ case 1: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_B_FOR)) || (pict->pict_type!=FF_B_TYPE))
+ continue;
+ direction = 0;
+ break;
+ case 2: if ((!(s->avctx->debug_mv&FF_DEBUG_VIS_MV_B_BACK)) || (pict->pict_type!=FF_B_TYPE))
+ continue;
+ direction = 1;
+ break;
+ }
+ if(!USES_LIST(pict->mb_type[mb_index], direction))
+ continue;
+
+ //FIXME for h264
+ if(IS_8X8(pict->mb_type[mb_index])){
+ int i;
+ for(i=0; i<4; i++){
int sx= mb_x*16 + 4 + 8*(i&1);
int sy= mb_y*16 + 4 + 8*(i>>1);
- int xy= 1 + mb_x*2 + (i&1) + (mb_y*2 + 1 + (i>>1))*(s->mb_width*2 + 2);
- int mx= (pict->motion_val[0][xy][0]>>shift) + sx;
- int my= (pict->motion_val[0][xy][1]>>shift) + sy;
+ int xy= mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*s->b8_stride;
+ int mx= (pict->motion_val[direction][xy][0]>>shift) + sx;
+ int my= (pict->motion_val[direction][xy][1]>>shift) + sy;
draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
- }
- }else if(IS_16X8(pict->mb_type[mb_index])){
- int i;
- for(i=0; i<2; i++){
+ }
+ }else if(IS_16X8(pict->mb_type[mb_index])){
+ int i;
+ for(i=0; i<2; i++){
int sx=mb_x*16 + 8;
int sy=mb_y*16 + 4 + 8*i;
- int xy=1 + mb_x*2 + (mb_y*2 + 1 + i)*(s->mb_width*2 + 2);
- int mx=(pict->motion_val[0][xy][0]>>shift) + sx;
- int my=(pict->motion_val[0][xy][1]>>shift) + sy;
- draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
+ int xy= mb_x*2 + (mb_y*2 + i)*s->b8_stride;
+ int mx=(pict->motion_val[direction][xy][0]>>shift);
+ int my=(pict->motion_val[direction][xy][1]>>shift);
+
+ if(IS_INTERLACED(pict->mb_type[mb_index]))
+ my*=2;
+
+ draw_arrow(ptr, sx, sy, mx+sx, my+sy, s->width, s->height, s->linesize, 100);
+ }
+ }else{
+ int sx= mb_x*16 + 8;
+ int sy= mb_y*16 + 8;
+ int xy= mb_x*2 + mb_y*2*s->b8_stride;
+ int mx= (pict->motion_val[direction][xy][0]>>shift) + sx;
+ int my= (pict->motion_val[direction][xy][1]>>shift) + sy;
+ draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
}
- }else{
- int sx= mb_x*16 + 8;
- int sy= mb_y*16 + 8;
- int xy= 1 + mb_x*2 + (mb_y*2 + 1)*(s->mb_width*2 + 2);
- int mx= (pict->motion_val[0][xy][0]>>shift) + sx;
- int my= (pict->motion_val[0][xy][1]>>shift) + sy;
- draw_arrow(ptr, sx, sy, mx, my, s->width, s->height, s->linesize, 100);
- }
+ }
}
if((s->avctx->debug&FF_DEBUG_VIS_QP) && pict->motion_val){
uint64_t c= (pict->qscale_table[mb_index]*128/31) * 0x0101010101010101ULL;
for(y=0; y<h; y+=16){
for(x=0; x<w; x+=16){
int offset= x + y*stride;
- int sad = s->dsp.pix_abs16x16(src + offset, ref + offset, stride);
+ int sad = s->dsp.sad[0](NULL, src + offset, ref + offset, stride, 16);
int mean= (s->dsp.pix_sum(src + offset, stride) + 128)>>8;
int sae = get_sae(src + offset, mean, stride);
}
}
}
- copy_picture_attributes(pic, pic_arg);
-
- if(s->input_picture[encoding_delay])
- pic->display_picture_number= s->input_picture[encoding_delay]->display_picture_number + 1;
+ copy_picture_attributes(s, pic, pic_arg);
+ pic->display_picture_number= s->input_picture_number++;
+ if(pic->pts != AV_NOPTS_VALUE){
+ s->user_specified_pts= pic->pts;
+ }else{
+ if(s->user_specified_pts){
+ pic->pts= s->user_specified_pts + AV_TIME_BASE*(int64_t)s->avctx->frame_rate_base / s->avctx->frame_rate;
+ av_log(s->avctx, AV_LOG_INFO, "Warning: AVFrame.pts=? trying to guess (%Ld)\n", pic->pts);
+ }else{
+ pic->pts= av_rescale(pic->display_picture_number*(int64_t)s->avctx->frame_rate_base, AV_TIME_BASE, s->avctx->frame_rate);
+ }
+ }
}
-
+
/* shift buffer entries */
for(i=1; i<MAX_PICTURE_COUNT /*s->encoding_delay+1*/; i++)
s->input_picture[i-1]= s->input_picture[i];
static void select_input_picture(MpegEncContext *s){
int i;
- int coded_pic_num=0;
-
- if(s->reordered_input_picture[0])
- coded_pic_num= s->reordered_input_picture[0]->coded_picture_number + 1;
for(i=1; i<MAX_PICTURE_COUNT; i++)
s->reordered_input_picture[i-1]= s->reordered_input_picture[i];
if(/*s->picture_in_gop_number >= s->gop_size ||*/ s->next_picture_ptr==NULL || s->intra_only){
s->reordered_input_picture[0]= s->input_picture[0];
s->reordered_input_picture[0]->pict_type= I_TYPE;
- s->reordered_input_picture[0]->coded_picture_number= coded_pic_num;
+ s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++;
}else{
int b_frames;
//static int b_count=0;
//b_count+= b_frames;
//av_log(s->avctx, AV_LOG_DEBUG, "b_frames: %d\n", b_count);
-
+ if(s->picture_in_gop_number + b_frames >= s->gop_size){
+ if(s->flags & CODEC_FLAG_CLOSED_GOP)
+ b_frames=0;
+ s->input_picture[b_frames]->pict_type= I_TYPE;
+ }
+
+ if( (s->flags & CODEC_FLAG_CLOSED_GOP)
+ && b_frames
+ && s->input_picture[b_frames]->pict_type== I_TYPE)
+ b_frames--;
+
s->reordered_input_picture[0]= s->input_picture[b_frames];
- if( s->picture_in_gop_number + b_frames >= s->gop_size
- || s->reordered_input_picture[0]->pict_type== I_TYPE)
- s->reordered_input_picture[0]->pict_type= I_TYPE;
- else
+ if(s->reordered_input_picture[0]->pict_type != I_TYPE)
s->reordered_input_picture[0]->pict_type= P_TYPE;
- s->reordered_input_picture[0]->coded_picture_number= coded_pic_num;
+ s->reordered_input_picture[0]->coded_picture_number= s->coded_picture_number++;
for(i=0; i<b_frames; i++){
- coded_pic_num++;
s->reordered_input_picture[i+1]= s->input_picture[i];
s->reordered_input_picture[i+1]->pict_type= B_TYPE;
- s->reordered_input_picture[i+1]->coded_picture_number= coded_pic_num;
+ s->reordered_input_picture[i+1]->coded_picture_number= s->coded_picture_number++;
}
}
}
s->reordered_input_picture[0]->data[i]= NULL;
s->reordered_input_picture[0]->type= 0;
- copy_picture_attributes((AVFrame*)pic, (AVFrame*)s->reordered_input_picture[0]);
pic->reference = s->reordered_input_picture[0]->reference;
alloc_picture(s, pic, 0);
+ copy_picture_attributes(s, (AVFrame*)pic, (AVFrame*)s->reordered_input_picture[0]);
+
s->current_picture_ptr= pic;
}else{
// input is not a shared pix -> reuse buffer for current_pix
return -1;
}
- init_put_bits(&s->pb, buf, buf_size);
+ for(i=0; i<avctx->thread_count; i++){
+ int start_y= s->thread_context[i]->start_mb_y;
+ int end_y= s->thread_context[i]-> end_mb_y;
+ int h= s->mb_height;
+ uint8_t *start= buf + buf_size*start_y/h;
+ uint8_t *end = buf + buf_size* end_y/h;
+
+ init_put_bits(&s->thread_context[i]->pb, start, end - start);
+ }
s->picture_in_gop_number++;
for(i=0; i<4; i++){
avctx->error[i] += s->current_picture_ptr->error[i];
}
- }
-
- s->input_picture_number++;
-
- flush_put_bits(&s->pb);
- s->frame_bits = (pbBufPtr(&s->pb) - s->pb.buf) * 8;
- stuffing_count= ff_vbv_update(s, s->frame_bits);
- if(stuffing_count){
- switch(s->codec_id){
- case CODEC_ID_MPEG1VIDEO:
- case CODEC_ID_MPEG2VIDEO:
- while(stuffing_count--){
- put_bits(&s->pb, 8, 0);
- }
- break;
- case CODEC_ID_MPEG4:
- put_bits(&s->pb, 16, 0);
- put_bits(&s->pb, 16, 0x1C3);
- stuffing_count -= 4;
- while(stuffing_count--){
- put_bits(&s->pb, 8, 0xFF);
+ flush_put_bits(&s->pb);
+ s->frame_bits = put_bits_count(&s->pb);
+
+ stuffing_count= ff_vbv_update(s, s->frame_bits);
+ if(stuffing_count){
+ switch(s->codec_id){
+ case CODEC_ID_MPEG1VIDEO:
+ case CODEC_ID_MPEG2VIDEO:
+ while(stuffing_count--){
+ put_bits(&s->pb, 8, 0);
+ }
+ break;
+ case CODEC_ID_MPEG4:
+ put_bits(&s->pb, 16, 0);
+ put_bits(&s->pb, 16, 0x1C3);
+ stuffing_count -= 4;
+ while(stuffing_count--){
+ put_bits(&s->pb, 8, 0xFF);
+ }
+ break;
+ default:
+ av_log(s->avctx, AV_LOG_ERROR, "vbv buffer overflow\n");
}
- break;
- default:
- av_log(s->avctx, AV_LOG_ERROR, "vbv buffer overflow\n");
+ flush_put_bits(&s->pb);
+ s->frame_bits = put_bits_count(&s->pb);
}
- flush_put_bits(&s->pb);
- s->frame_bits = (pbBufPtr(&s->pb) - s->pb.buf) * 8;
- }
- /* update mpeg1/2 vbv_delay for CBR */
- if(s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate){
- int vbv_delay;
-
- assert(s->repeat_first_field==0 && s->avctx->repeat_pic==0);
-
- vbv_delay= lrint(90000 * s->rc_context.buffer_index / s->avctx->rc_max_rate);
- assert(vbv_delay < 0xFFFF);
-
- s->vbv_delay_ptr[0] &= 0xF8;
- s->vbv_delay_ptr[0] |= vbv_delay>>13;
- s->vbv_delay_ptr[1] = vbv_delay>>5;
- s->vbv_delay_ptr[2] &= 0x07;
- s->vbv_delay_ptr[2] |= vbv_delay<<3;
- }
+ /* update mpeg1/2 vbv_delay for CBR */
+ if(s->avctx->rc_max_rate && s->avctx->rc_min_rate == s->avctx->rc_max_rate && s->out_format == FMT_MPEG1
+ && 90000LL * (avctx->rc_buffer_size-1) <= s->avctx->rc_max_rate*0xFFFFLL){
+ int vbv_delay;
- s->total_bits += s->frame_bits;
- avctx->frame_bits = s->frame_bits;
+ assert(s->repeat_first_field==0);
+
+ vbv_delay= lrintf(90000 * s->rc_context.buffer_index / s->avctx->rc_max_rate);
+ assert(vbv_delay < 0xFFFF);
+
+ s->vbv_delay_ptr[0] &= 0xF8;
+ s->vbv_delay_ptr[0] |= vbv_delay>>13;
+ s->vbv_delay_ptr[1] = vbv_delay>>5;
+ s->vbv_delay_ptr[2] &= 0x07;
+ s->vbv_delay_ptr[2] |= vbv_delay<<3;
+ }
+ s->total_bits += s->frame_bits;
+ avctx->frame_bits = s->frame_bits;
+ }else{
+ assert((pbBufPtr(&s->pb) == s->pb.buf));
+ s->frame_bits=0;
+ }
+ assert((s->frame_bits&7)==0);
return s->frame_bits/8;
}
static inline void gmc1_motion(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dest_offset,
- uint8_t **ref_picture, int src_offset)
+ uint8_t **ref_picture)
{
uint8_t *ptr;
int offset, src_x, src_y, linesize, uvlinesize;
linesize = s->linesize;
uvlinesize = s->uvlinesize;
- ptr = ref_picture[0] + (src_y * linesize) + src_x + src_offset;
+ ptr = ref_picture[0] + (src_y * linesize) + src_x;
- dest_y+=dest_offset;
if(s->flags&CODEC_FLAG_EMU_EDGE){
if( (unsigned)src_x >= s->h_edge_pos - 17
|| (unsigned)src_y >= s->v_edge_pos - 17){
if (src_y == s->height>>1)
motion_y =0;
- offset = (src_y * uvlinesize) + src_x + (src_offset>>1);
+ offset = (src_y * uvlinesize) + src_x;
ptr = ref_picture[1] + offset;
if(s->flags&CODEC_FLAG_EMU_EDGE){
if( (unsigned)src_x >= (s->h_edge_pos>>1) - 9
emu=1;
}
}
- s->dsp.gmc1(dest_cb + (dest_offset>>1), ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
+ s->dsp.gmc1(dest_cb, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
ptr = ref_picture[2] + offset;
if(emu){
ff_emulated_edge_mc(s->edge_emu_buffer, ptr, uvlinesize, 9, 9, src_x, src_y, s->h_edge_pos>>1, s->v_edge_pos>>1);
ptr= s->edge_emu_buffer;
}
- s->dsp.gmc1(dest_cr + (dest_offset>>1), ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
+ s->dsp.gmc1(dest_cr, ptr, uvlinesize, 8, motion_x&15, motion_y&15, 128 - s->no_rounding);
return;
}
static inline void gmc_motion(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dest_offset,
- uint8_t **ref_picture, int src_offset)
+ uint8_t **ref_picture)
{
uint8_t *ptr;
int linesize, uvlinesize;
linesize = s->linesize;
uvlinesize = s->uvlinesize;
- ptr = ref_picture[0] + src_offset;
+ ptr = ref_picture[0];
- dest_y+=dest_offset;
-
ox= s->sprite_offset[0][0] + s->sprite_delta[0][0]*s->mb_x*16 + s->sprite_delta[0][1]*s->mb_y*16;
oy= s->sprite_offset[0][1] + s->sprite_delta[1][0]*s->mb_x*16 + s->sprite_delta[1][1]*s->mb_y*16;
if(s->flags&CODEC_FLAG_GRAY) return;
-
- dest_cb+=dest_offset>>1;
- dest_cr+=dest_offset>>1;
-
ox= s->sprite_offset[1][0] + s->sprite_delta[0][0]*s->mb_x*8 + s->sprite_delta[0][1]*s->mb_y*8;
oy= s->sprite_offset[1][1] + s->sprite_delta[1][0]*s->mb_x*8 + s->sprite_delta[1][1]*s->mb_y*8;
- ptr = ref_picture[1] + (src_offset>>1);
+ ptr = ref_picture[1];
s->dsp.gmc(dest_cb, ptr, uvlinesize, 8,
ox,
oy,
a+1, (1<<(2*a+1)) - s->no_rounding,
s->h_edge_pos>>1, s->v_edge_pos>>1);
- ptr = ref_picture[2] + (src_offset>>1);
+ ptr = ref_picture[2];
s->dsp.gmc(dest_cr, ptr, uvlinesize, 8,
ox,
oy,
}
static inline int hpel_motion(MpegEncContext *s,
- uint8_t *dest, uint8_t *src,
+ uint8_t *dest, uint8_t *src,
+ int field_based, int field_select,
int src_x, int src_y,
int width, int height, int stride,
int h_edge_pos, int v_edge_pos,
if(s->unrestricted_mv && (s->flags&CODEC_FLAG_EMU_EDGE)){
if( (unsigned)src_x > h_edge_pos - (motion_x&1) - w
|| (unsigned)src_y > v_edge_pos - (motion_y&1) - h){
- ff_emulated_edge_mc(s->edge_emu_buffer, src, stride, w+1, h+1,
- src_x, src_y, h_edge_pos, v_edge_pos);
+ ff_emulated_edge_mc(s->edge_emu_buffer, src, s->linesize, w+1, (h+1)<<field_based,
+ src_x, src_y<<field_based, h_edge_pos, s->v_edge_pos);
src= s->edge_emu_buffer;
emu=1;
}
}
+ if(field_select)
+ src += s->linesize;
pix_op[dxy](dest, src, stride, h);
return emu;
}
/* apply one mpeg motion vector to the three components */
-static inline void mpeg_motion(MpegEncContext *s,
+static always_inline void mpeg_motion(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dest_offset,
- uint8_t **ref_picture, int src_offset,
- int field_based, op_pixels_func (*pix_op)[4],
+ int field_based, int bottom_field, int field_select,
+ uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
int motion_x, int motion_y, int h)
{
- uint8_t *ptr;
- int dxy, offset, mx, my, src_x, src_y, height, v_edge_pos, uvlinesize;
- int emu=0;
+ uint8_t *ptr_y, *ptr_cb, *ptr_cr;
+ int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos, uvlinesize, linesize;
+
#if 0
if(s->quarter_sample)
{
}
#endif
- height = s->height >> field_based;
v_edge_pos = s->v_edge_pos >> field_based;
+ linesize = s->current_picture.linesize[0] << field_based;
uvlinesize = s->current_picture.linesize[1] << field_based;
- emu= hpel_motion(s,
- dest_y + dest_offset, ref_picture[0] + src_offset,
- s->mb_x * 16, s->mb_y * (16 >> field_based),
- s->width, height, s->current_picture.linesize[0] << field_based,
- s->h_edge_pos, v_edge_pos,
- 16, h, pix_op[0],
- motion_x, motion_y);
-
-
- if(s->flags&CODEC_FLAG_GRAY) return;
+ dxy = ((motion_y & 1) << 1) | (motion_x & 1);
+ src_x = s->mb_x* 16 + (motion_x >> 1);
+ src_y =(s->mb_y<<(4-field_based)) + (motion_y >> 1);
if (s->out_format == FMT_H263) {
- dxy = 0;
- if ((motion_x & 3) != 0)
- dxy |= 1;
- if ((motion_y & 3) != 0)
- dxy |= 2;
- mx = motion_x >> 2;
- my = motion_y >> 2;
+ if((s->workaround_bugs & FF_BUG_HPEL_CHROMA) && field_based){
+ mx = (motion_x>>1)|(motion_x&1);
+ my = motion_y >>1;
+ uvdxy = ((my & 1) << 1) | (mx & 1);
+ uvsrc_x = s->mb_x* 8 + (mx >> 1);
+ uvsrc_y = (s->mb_y<<(3-field_based)) + (my >> 1);
+ }else{
+ uvdxy = dxy | (motion_y & 2) | ((motion_x & 2) >> 1);
+ uvsrc_x = src_x>>1;
+ uvsrc_y = src_y>>1;
+ }
+ }else if(s->out_format == FMT_H261){//even chroma mv's are full pel in H261
+ mx = motion_x / 4;
+ my = motion_y / 4;
+ uvdxy = 0;
+ uvsrc_x = s->mb_x*8 + mx;
+ uvsrc_y = s->mb_y*8 + my;
} else {
- mx = motion_x / 2;
- my = motion_y / 2;
- dxy = ((my & 1) << 1) | (mx & 1);
- mx >>= 1;
- my >>= 1;
+ if(s->chroma_y_shift){
+ mx = motion_x / 2;
+ my = motion_y / 2;
+ uvdxy = ((my & 1) << 1) | (mx & 1);
+ uvsrc_x = s->mb_x* 8 + (mx >> 1);
+ uvsrc_y = (s->mb_y<<(3-field_based)) + (my >> 1);
+ } else {
+ if(s->chroma_x_shift){
+ //Chroma422
+ mx = motion_x / 2;
+ uvdxy = ((motion_y & 1) << 1) | (mx & 1);
+ uvsrc_x = s->mb_x* 8 + (mx >> 1);
+ uvsrc_y = src_y;
+ } else {
+ //Chroma444
+ uvdxy = dxy;
+ uvsrc_x = src_x;
+ uvsrc_y = src_y;
+ }
+ }
}
-
- src_x = s->mb_x * 8 + mx;
- src_y = s->mb_y * (8 >> field_based) + my;
- src_x = clip(src_x, -8, s->width >> 1);
- if (src_x == (s->width >> 1))
- dxy &= ~1;
- src_y = clip(src_y, -8, height >> 1);
- if (src_y == (height >> 1))
- dxy &= ~2;
- offset = (src_y * uvlinesize) + src_x + (src_offset >> 1);
- ptr = ref_picture[1] + offset;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9+field_based,
- src_x, src_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ptr= s->edge_emu_buffer + (src_offset >> 1);
+
+ ptr_y = ref_picture[0] + src_y * linesize + src_x;
+ ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
+ ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
+
+ if( (unsigned)src_x > s->h_edge_pos - (motion_x&1) - 16
+ || (unsigned)src_y > v_edge_pos - (motion_y&1) - h){
+ if(s->codec_id == CODEC_ID_MPEG2VIDEO ||
+ s->codec_id == CODEC_ID_MPEG1VIDEO){
+ av_log(s->avctx,AV_LOG_DEBUG,"MPEG motion vector out of boundary\n");
+ return ;
+ }
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
+ src_x, src_y<<field_based, s->h_edge_pos, s->v_edge_pos);
+ ptr_y = s->edge_emu_buffer;
+ if(!(s->flags&CODEC_FLAG_GRAY)){
+ uint8_t *uvbuf= s->edge_emu_buffer+18*s->linesize;
+ ff_emulated_edge_mc(uvbuf , ptr_cb, s->uvlinesize, 9, 9+field_based,
+ uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ ff_emulated_edge_mc(uvbuf+16, ptr_cr, s->uvlinesize, 9, 9+field_based,
+ uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ ptr_cb= uvbuf;
+ ptr_cr= uvbuf+16;
+ }
}
- pix_op[1][dxy](dest_cb + (dest_offset >> 1), ptr, uvlinesize, h >> 1);
- ptr = ref_picture[2] + offset;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9+field_based,
- src_x, src_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ptr= s->edge_emu_buffer + (src_offset >> 1);
+ if(bottom_field){ //FIXME use this for field pix too instead of the obnoxious hack which changes picture.data
+ dest_y += s->linesize;
+ dest_cb+= s->uvlinesize;
+ dest_cr+= s->uvlinesize;
+ }
+
+ if(field_select){
+ ptr_y += s->linesize;
+ ptr_cb+= s->uvlinesize;
+ ptr_cr+= s->uvlinesize;
+ }
+
+ pix_op[0][dxy](dest_y, ptr_y, linesize, h);
+
+ if(!(s->flags&CODEC_FLAG_GRAY)){
+ pix_op[s->chroma_x_shift][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift);
+ pix_op[s->chroma_x_shift][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> s->chroma_y_shift);
}
- pix_op[1][dxy](dest_cr + (dest_offset >> 1), ptr, uvlinesize, h >> 1);
}
//FIXME move to dsputil, avg variant, 16x16 version
static inline void put_obmc(uint8_t *dst, uint8_t *src[5], int stride){
if(i && mv[i][0]==mv[MID][0] && mv[i][1]==mv[MID][1]){
ptr[i]= ptr[MID];
}else{
- ptr[i]= s->edge_emu_buffer + 16 + 8*(i&1) + s->linesize*8*(i>>1);
- hpel_motion(s, ptr[i], src,
+ ptr[i]= s->obmc_scratchpad + 8*(i&1) + s->linesize*8*(i>>1);
+ hpel_motion(s, ptr[i], src, 0, 0,
src_x, src_y,
s->width, s->height, s->linesize,
s->h_edge_pos, s->v_edge_pos,
static inline void qpel_motion(MpegEncContext *s,
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
- int dest_offset,
- uint8_t **ref_picture, int src_offset,
- int field_based, op_pixels_func (*pix_op)[4],
+ int field_based, int bottom_field, int field_select,
+ uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
qpel_mc_func (*qpix_op)[16],
int motion_x, int motion_y, int h)
{
- uint8_t *ptr;
- int dxy, offset, mx, my, src_x, src_y, height, v_edge_pos, linesize, uvlinesize;
- int emu=0;
+ uint8_t *ptr_y, *ptr_cb, *ptr_cr;
+ int dxy, uvdxy, mx, my, src_x, src_y, uvsrc_x, uvsrc_y, v_edge_pos, linesize, uvlinesize;
dxy = ((motion_y & 3) << 2) | (motion_x & 3);
- src_x = s->mb_x * 16 + (motion_x >> 2);
+ src_x = s->mb_x * 16 + (motion_x >> 2);
src_y = s->mb_y * (16 >> field_based) + (motion_y >> 2);
- height = s->height >> field_based;
v_edge_pos = s->v_edge_pos >> field_based;
- src_x = clip(src_x, -16, s->width);
- if (src_x == s->width)
- dxy &= ~3;
- src_y = clip(src_y, -16, height);
- if (src_y == height)
- dxy &= ~12;
linesize = s->linesize << field_based;
uvlinesize = s->uvlinesize << field_based;
- ptr = ref_picture[0] + (src_y * linesize) + src_x + src_offset;
- dest_y += dest_offset;
-//printf("%d %d %d\n", src_x, src_y, dxy);
- if(s->flags&CODEC_FLAG_EMU_EDGE){
- if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
- || (unsigned)src_y > v_edge_pos - (motion_y&3) - h ){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - src_offset, s->linesize, 17, 17+field_based,
- src_x, src_y<<field_based, s->h_edge_pos, s->v_edge_pos);
- ptr= s->edge_emu_buffer + src_offset;
- emu=1;
- }
- }
- if(!field_based)
- qpix_op[0][dxy](dest_y, ptr, linesize);
- else{
- //damn interlaced mode
- //FIXME boundary mirroring is not exactly correct here
- qpix_op[1][dxy](dest_y , ptr , linesize);
- qpix_op[1][dxy](dest_y+8, ptr+8, linesize);
- }
-
- if(s->flags&CODEC_FLAG_GRAY) return;
-
if(field_based){
mx= motion_x/2;
my= motion_y>>1;
mx= (mx>>1)|(mx&1);
my= (my>>1)|(my&1);
- dxy= (mx&1) | ((my&1)<<1);
+ uvdxy= (mx&1) | ((my&1)<<1);
mx>>=1;
my>>=1;
- src_x = s->mb_x * 8 + mx;
- src_y = s->mb_y * (8 >> field_based) + my;
- src_x = clip(src_x, -8, s->width >> 1);
- if (src_x == (s->width >> 1))
- dxy &= ~1;
- src_y = clip(src_y, -8, height >> 1);
- if (src_y == (height >> 1))
- dxy &= ~2;
+ uvsrc_x = s->mb_x * 8 + mx;
+ uvsrc_y = s->mb_y * (8 >> field_based) + my;
+
+ ptr_y = ref_picture[0] + src_y * linesize + src_x;
+ ptr_cb = ref_picture[1] + uvsrc_y * uvlinesize + uvsrc_x;
+ ptr_cr = ref_picture[2] + uvsrc_y * uvlinesize + uvsrc_x;
+
+ if( (unsigned)src_x > s->h_edge_pos - (motion_x&3) - 16
+ || (unsigned)src_y > v_edge_pos - (motion_y&3) - h ){
+ ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
+ src_x, src_y<<field_based, s->h_edge_pos, s->v_edge_pos);
+ ptr_y= s->edge_emu_buffer;
+ if(!(s->flags&CODEC_FLAG_GRAY)){
+ uint8_t *uvbuf= s->edge_emu_buffer + 18*s->linesize;
+ ff_emulated_edge_mc(uvbuf, ptr_cb, s->uvlinesize, 9, 9 + field_based,
+ uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ ff_emulated_edge_mc(uvbuf + 16, ptr_cr, s->uvlinesize, 9, 9 + field_based,
+ uvsrc_x, uvsrc_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
+ ptr_cb= uvbuf;
+ ptr_cr= uvbuf + 16;
+ }
+ }
- offset = (src_y * uvlinesize) + src_x + (src_offset >> 1);
- ptr = ref_picture[1] + offset;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9 + field_based,
- src_x, src_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ptr= s->edge_emu_buffer + (src_offset >> 1);
+ if(!field_based)
+ qpix_op[0][dxy](dest_y, ptr_y, linesize);
+ else{
+ if(bottom_field){
+ dest_y += s->linesize;
+ dest_cb+= s->uvlinesize;
+ dest_cr+= s->uvlinesize;
+ }
+
+ if(field_select){
+ ptr_y += s->linesize;
+ ptr_cb += s->uvlinesize;
+ ptr_cr += s->uvlinesize;
+ }
+ //damn interlaced mode
+ //FIXME boundary mirroring is not exactly correct here
+ qpix_op[1][dxy](dest_y , ptr_y , linesize);
+ qpix_op[1][dxy](dest_y+8, ptr_y+8, linesize);
}
- pix_op[1][dxy](dest_cb + (dest_offset >> 1), ptr, uvlinesize, h >> 1);
-
- ptr = ref_picture[2] + offset;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr - (src_offset >> 1), s->uvlinesize, 9, 9 + field_based,
- src_x, src_y<<field_based, s->h_edge_pos>>1, s->v_edge_pos>>1);
- ptr= s->edge_emu_buffer + (src_offset >> 1);
+ if(!(s->flags&CODEC_FLAG_GRAY)){
+ pix_op[1][uvdxy](dest_cr, ptr_cr, uvlinesize, h >> 1);
+ pix_op[1][uvdxy](dest_cb, ptr_cb, uvlinesize, h >> 1);
}
- pix_op[1][dxy](dest_cr + (dest_offset >> 1), ptr, uvlinesize, h >> 1);
}
inline int ff_h263_round_chroma(int x){
if(s->obmc && s->pict_type != B_TYPE){
int16_t mv_cache[4][4][2];
const int xy= s->mb_x + s->mb_y*s->mb_stride;
- const int mot_stride= s->mb_width*2 + 2;
- const int mot_xy= 1 + mb_x*2 + (mb_y*2 + 1)*mot_stride;
+ const int mot_stride= s->b8_stride;
+ const int mot_xy= mb_x*2 + mb_y*2*mot_stride;
assert(!s->mb_skiped);
#ifdef CONFIG_RISKY
if(s->mcsel){
if(s->real_sprite_warping_points==1){
- gmc1_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, 0);
+ gmc1_motion(s, dest_y, dest_cb, dest_cr,
+ ref_picture);
}else{
- gmc_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, 0);
+ gmc_motion(s, dest_y, dest_cb, dest_cr,
+ ref_picture);
}
}else if(s->quarter_sample){
- qpel_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, 0,
- 0, pix_op, qpix_op,
+ qpel_motion(s, dest_y, dest_cb, dest_cr,
+ 0, 0, 0,
+ ref_picture, pix_op, qpix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 16);
}else if(s->mspel){
ff_mspel_motion(s, dest_y, dest_cb, dest_cr,
}else
#endif
{
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, 0,
- 0, pix_op,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 0, 0, 0,
+ ref_picture, pix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 16);
}
break;
}else{
for(i=0;i<4;i++) {
hpel_motion(s, dest_y + ((i & 1) * 8) + (i >> 1) * 8 * s->linesize,
- ref_picture[0],
+ ref_picture[0], 0, 0,
mb_x * 16 + (i & 1) * 8, mb_y * 16 + (i >>1) * 8,
s->width, s->height, s->linesize,
s->h_edge_pos, s->v_edge_pos,
case MV_TYPE_FIELD:
if (s->picture_structure == PICT_FRAME) {
if(s->quarter_sample){
- /* top field */
- qpel_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, s->field_select[dir][0] ? s->linesize : 0,
- 1, pix_op, qpix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 8);
- /* bottom field */
- qpel_motion(s, dest_y, dest_cb, dest_cr, s->linesize,
- ref_picture, s->field_select[dir][1] ? s->linesize : 0,
- 1, pix_op, qpix_op,
- s->mv[dir][1][0], s->mv[dir][1][1], 8);
+ for(i=0; i<2; i++){
+ qpel_motion(s, dest_y, dest_cb, dest_cr,
+ 1, i, s->field_select[dir][i],
+ ref_picture, pix_op, qpix_op,
+ s->mv[dir][i][0], s->mv[dir][i][1], 8);
+ }
}else{
/* top field */
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, s->field_select[dir][0] ? s->linesize : 0,
- 1, pix_op,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 1, 0, s->field_select[dir][0],
+ ref_picture, pix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 8);
/* bottom field */
- mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize,
- ref_picture, s->field_select[dir][1] ? s->linesize : 0,
- 1, pix_op,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 1, 1, s->field_select[dir][1],
+ ref_picture, pix_op,
s->mv[dir][1][0], s->mv[dir][1][1], 8);
}
} else {
- int offset;
- if(s->picture_structure == s->field_select[dir][0] + 1 || s->pict_type == B_TYPE || s->first_field){
- offset= s->field_select[dir][0] ? s->linesize : 0;
- }else{
- ref_picture= s->current_picture.data;
- offset= s->field_select[dir][0] ? s->linesize : -s->linesize;
+ if(s->picture_structure != s->field_select[dir][0] + 1 && s->pict_type != B_TYPE && !s->first_field){
+ ref_picture= s->current_picture_ptr->data;
}
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, offset,
- 0, pix_op,
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 0, 0, s->field_select[dir][0],
+ ref_picture, pix_op,
s->mv[dir][0][0], s->mv[dir][0][1], 16);
}
break;
- case MV_TYPE_16X8:{
- int offset;
- uint8_t ** ref2picture;
+ case MV_TYPE_16X8:
+ for(i=0; i<2; i++){
+ uint8_t ** ref2picture;
- if(s->picture_structure == s->field_select[dir][0] + 1 || s->pict_type == B_TYPE || s->first_field){
+ if(s->picture_structure == s->field_select[dir][i] + 1 || s->pict_type == B_TYPE || s->first_field){
ref2picture= ref_picture;
- offset= s->field_select[dir][0] ? s->linesize : 0;
}else{
- ref2picture= s->current_picture.data;
- offset= s->field_select[dir][0] ? s->linesize : -s->linesize;
+ ref2picture= s->current_picture_ptr->data;
}
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref2picture, offset,
- 0, pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 8);
-
-
- if(s->picture_structure == s->field_select[dir][1] + 1 || s->pict_type == B_TYPE || s->first_field){
- ref2picture= ref_picture;
- offset= s->field_select[dir][1] ? s->linesize : 0;
- }else{
- ref2picture= s->current_picture.data;
- offset= s->field_select[dir][1] ? s->linesize : -s->linesize;
- }
- // I know it is ugly but this is the only way to fool emu_edge without rewrite mpeg_motion
- mpeg_motion(s, dest_y+16*s->linesize, dest_cb+8*s->uvlinesize, dest_cr+8*s->uvlinesize,
- 0,
- ref2picture, offset,
- 0, pix_op,
- s->mv[dir][1][0], s->mv[dir][1][1]+16, 8);
- }
-
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 0, 0, s->field_select[dir][i],
+ ref2picture, pix_op,
+ s->mv[dir][i][0], s->mv[dir][i][1] + 16*i, 8);
+
+ dest_y += 16*s->linesize;
+ dest_cb+= (16>>s->chroma_y_shift)*s->uvlinesize;
+ dest_cr+= (16>>s->chroma_y_shift)*s->uvlinesize;
+ }
break;
case MV_TYPE_DMV:
- {
- op_pixels_func (*dmv_pix_op)[4];
- int offset;
-
- dmv_pix_op = s->dsp.put_pixels_tab;
-
if(s->picture_structure == PICT_FRAME){
- //put top field from top field
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, 0,
- 1, dmv_pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 8);
- //put bottom field from bottom field
- mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize,
- ref_picture, s->linesize,
- 1, dmv_pix_op,
- s->mv[dir][0][0], s->mv[dir][0][1], 8);
-
- dmv_pix_op = s->dsp.avg_pixels_tab;
-
- //avg top field from bottom field
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture, s->linesize,
- 1, dmv_pix_op,
- s->mv[dir][2][0], s->mv[dir][2][1], 8);
- //avg bottom field from top field
- mpeg_motion(s, dest_y, dest_cb, dest_cr, s->linesize,
- ref_picture, 0,
- 1, dmv_pix_op,
- s->mv[dir][3][0], s->mv[dir][3][1], 8);
-
+ for(i=0; i<2; i++){
+ int j;
+ for(j=0; j<2; j++){
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 1, j, j^i,
+ ref_picture, pix_op,
+ s->mv[dir][2*i + j][0], s->mv[dir][2*i + j][1], 8);
+ }
+ pix_op = s->dsp.avg_pixels_tab;
+ }
}else{
- offset=(s->picture_structure == PICT_BOTTOM_FIELD)?
- s->linesize : 0;
-
- //put field from the same parity
- //same parity is never in the same frame
- mpeg_motion(s, dest_y, dest_cb, dest_cr, 0,
- ref_picture,offset,
- 0,dmv_pix_op,
- s->mv[dir][0][0],s->mv[dir][0][1],16);
-
- // after put we make avg of the same block
- dmv_pix_op=s->dsp.avg_pixels_tab;
-
- //opposite parity is always in the same frame if this is second field
- if(!s->first_field){
- ref_picture = s->current_picture.data;
- //top field is one linesize from frame beginig
- offset=(s->picture_structure == PICT_BOTTOM_FIELD)?
- -s->linesize : s->linesize;
- }else
- offset=(s->picture_structure == PICT_BOTTOM_FIELD)?
- 0 : s->linesize;
-
- //avg field from the opposite parity
- mpeg_motion(s, dest_y, dest_cb, dest_cr,0,
- ref_picture, offset,
- 0,dmv_pix_op,
- s->mv[dir][2][0],s->mv[dir][2][1],16);
+ for(i=0; i<2; i++){
+ mpeg_motion(s, dest_y, dest_cb, dest_cr,
+ 0, 0, s->picture_structure != i+1,
+ ref_picture, pix_op,
+ s->mv[dir][2*i][0],s->mv[dir][2*i][1],16);
+
+ // after put we make avg of the same block
+ pix_op=s->dsp.avg_pixels_tab;
+
+ //opposite parity is always in the same frame if this is second field
+ if(!s->first_field){
+ ref_picture = s->current_picture_ptr->data;
+ }
+ }
}
- }
break;
default: assert(0);
}
*/
void ff_clean_intra_table_entries(MpegEncContext *s)
{
- int wrap = s->block_wrap[0];
+ int wrap = s->b8_stride;
int xy = s->block_index[0];
s->dc_val[0][xy ] =
s->coded_block[xy + 1 + wrap] = 0;
}
/* chroma */
- wrap = s->block_wrap[4];
- xy = s->mb_x + 1 + (s->mb_y + 1) * wrap;
+ wrap = s->mb_stride;
+ xy = s->mb_x + s->mb_y * wrap;
s->dc_val[1][xy] =
s->dc_val[2][xy] = 1024;
/* ac pred */
memset(s->ac_val[1][xy], 0, 16 * sizeof(int16_t));
memset(s->ac_val[2][xy], 0, 16 * sizeof(int16_t));
- s->mbintra_table[s->mb_x + s->mb_y*s->mb_stride]= 0;
+ s->mbintra_table[xy]= 0;
}
/* generic function called after a macroblock has been parsed by the
s->mv : motion vector
s->interlaced_dct : true if interlaced dct used (mpeg2)
*/
-void MPV_decode_mb(MpegEncContext *s, DCTELEM block[6][64])
+void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64])
{
int mb_x, mb_y;
const int mb_xy = s->mb_y * s->mb_stride + s->mb_x;
mb_x = s->mb_x;
mb_y = s->mb_y;
+ if(s->avctx->debug&FF_DEBUG_DCT_COEFF) {
+ /* save DCT coefficients */
+ int i,j;
+ DCTELEM *dct = &s->current_picture.dct_coeff[mb_xy*64*6];
+ for(i=0; i<6; i++)
+ for(j=0; j<64; j++)
+ *dct++ = block[i][s->dsp.idct_permutation[j]];
+ }
+
s->current_picture.qscale_table[mb_xy]= s->qscale;
/* update DC predictors for P macroblocks */
}
}
- if (s->interlaced_dct) {
- dct_linesize = linesize * 2;
- dct_offset = linesize;
- } else {
- dct_linesize = linesize;
- dct_offset = linesize * 8;
- }
+ dct_linesize = linesize << s->interlaced_dct;
+ dct_offset =(s->interlaced_dct)? linesize : linesize*8;
+
if(readable){
dest_y= s->dest[0];
dest_cb= s->dest[1];
dest_cr= s->dest[2];
}else{
- dest_y = s->edge_emu_buffer+32; //FIXME cleanup scratchpad pointers
- dest_cb= s->edge_emu_buffer+48;
- dest_cr= s->edge_emu_buffer+56;
+ dest_y = s->b_scratchpad;
+ dest_cb= s->b_scratchpad+16*linesize;
+ dest_cr= s->b_scratchpad+32*linesize;
}
if (!s->mb_intra) {
/* motion handling */
add_dct(s, block[3], 3, dest_y + dct_offset + 8, dct_linesize);
if(!(s->flags&CODEC_FLAG_GRAY)){
- add_dct(s, block[4], 4, dest_cb, uvlinesize);
- add_dct(s, block[5], 5, dest_cr, uvlinesize);
- }
- }
+ if(s->chroma_y_shift){//Chroma420
+ add_dct(s, block[4], 4, dest_cb, uvlinesize);
+ add_dct(s, block[5], 5, dest_cr, uvlinesize);
+ }else{
+ //chroma422
+ dct_linesize = uvlinesize << s->interlaced_dct;
+ dct_offset =(s->interlaced_dct)? uvlinesize : uvlinesize*8;
+
+ add_dct(s, block[4], 4, dest_cb, dct_linesize);
+ add_dct(s, block[5], 5, dest_cr, dct_linesize);
+ add_dct(s, block[6], 6, dest_cb+dct_offset, dct_linesize);
+ add_dct(s, block[7], 7, dest_cr+dct_offset, dct_linesize);
+ if(!s->chroma_x_shift){//Chroma444
+ add_dct(s, block[8], 8, dest_cb+8, dct_linesize);
+ add_dct(s, block[9], 9, dest_cr+8, dct_linesize);
+ add_dct(s, block[10], 10, dest_cb+8+dct_offset, dct_linesize);
+ add_dct(s, block[11], 11, dest_cr+8+dct_offset, dct_linesize);
+ }
+ }
+ }//fi gray
+ }
#ifdef CONFIG_RISKY
else{
ff_wmv2_add_mb(s, block, dest_y, dest_cb, dest_cr);
s->dsp.idct_put(dest_y + dct_offset + 8, dct_linesize, block[3]);
if(!(s->flags&CODEC_FLAG_GRAY)){
- s->dsp.idct_put(dest_cb, uvlinesize, block[4]);
- s->dsp.idct_put(dest_cr, uvlinesize, block[5]);
- }
+ if(s->chroma_y_shift){
+ s->dsp.idct_put(dest_cb, uvlinesize, block[4]);
+ s->dsp.idct_put(dest_cr, uvlinesize, block[5]);
+ }else{
+
+ dct_linesize = uvlinesize << s->interlaced_dct;
+ dct_offset =(s->interlaced_dct)? uvlinesize : uvlinesize*8;
+
+ s->dsp.idct_put(dest_cb, dct_linesize, block[4]);
+ s->dsp.idct_put(dest_cr, dct_linesize, block[5]);
+ s->dsp.idct_put(dest_cb + dct_offset, dct_linesize, block[6]);
+ s->dsp.idct_put(dest_cr + dct_offset, dct_linesize, block[7]);
+ if(!s->chroma_x_shift){//Chroma444
+ s->dsp.idct_put(dest_cb + 8, dct_linesize, block[8]);
+ s->dsp.idct_put(dest_cr + 8, dct_linesize, block[9]);
+ s->dsp.idct_put(dest_cb + 8 + dct_offset, dct_linesize, block[10]);
+ s->dsp.idct_put(dest_cr + 8 + dct_offset, dct_linesize, block[11]);
+ }
+ }
+ }//gray
}
}
if(!readable){
s->dsp.put_pixels_tab[0][0](s->dest[0], dest_y , linesize,16);
- s->dsp.put_pixels_tab[1][0](s->dest[1], dest_cb, uvlinesize, 8);
- s->dsp.put_pixels_tab[1][0](s->dest[2], dest_cr, uvlinesize, 8);
+ s->dsp.put_pixels_tab[s->chroma_x_shift][0](s->dest[1], dest_cb, uvlinesize,16 >> s->chroma_y_shift);
+ s->dsp.put_pixels_tab[s->chroma_x_shift][0](s->dest[2], dest_cr, uvlinesize,16 >> s->chroma_y_shift);
}
}
}
int i;
const int maxlevel= s->max_qcoeff;
const int minlevel= s->min_qcoeff;
+ int overflow=0;
if(s->mb_intra){
i=1; //skip clipping of intra dc
const int j= s->intra_scantable.permutated[i];
int level = block[j];
- if (level>maxlevel) level=maxlevel;
- else if(level<minlevel) level=minlevel;
-
- block[j]= level;
- }
-}
-
-#if 0
-static int pix_vcmp16x8(uint8_t *s, int stride){ //FIXME move to dsputil & optimize
- int score=0;
- int x,y;
-
- for(y=0; y<7; y++){
- for(x=0; x<16; x+=4){
- score+= ABS(s[x ] - s[x +stride]) + ABS(s[x+1] - s[x+1+stride])
- +ABS(s[x+2] - s[x+2+stride]) + ABS(s[x+3] - s[x+3+stride]);
+ if (level>maxlevel){
+ level=maxlevel;
+ overflow++;
+ }else if(level<minlevel){
+ level=minlevel;
+ overflow++;
}
- s+= stride;
- }
-
- return score;
-}
-
-static int pix_diff_vcmp16x8(uint8_t *s1, uint8_t*s2, int stride){ //FIXME move to dsputil & optimize
- int score=0;
- int x,y;
-
- for(y=0; y<7; y++){
- for(x=0; x<16; x++){
- score+= ABS(s1[x ] - s2[x ] - s1[x +stride] + s2[x +stride]);
- }
- s1+= stride;
- s2+= stride;
- }
-
- return score;
-}
-#else
-#define SQ(a) ((a)*(a))
-
-static int pix_vcmp16x8(uint8_t *s, int stride){ //FIXME move to dsputil & optimize
- int score=0;
- int x,y;
-
- for(y=0; y<7; y++){
- for(x=0; x<16; x+=4){
- score+= SQ(s[x ] - s[x +stride]) + SQ(s[x+1] - s[x+1+stride])
- +SQ(s[x+2] - s[x+2+stride]) + SQ(s[x+3] - s[x+3+stride]);
- }
- s+= stride;
- }
-
- return score;
-}
-
-static int pix_diff_vcmp16x8(uint8_t *s1, uint8_t*s2, int stride){ //FIXME move to dsputil & optimize
- int score=0;
- int x,y;
-
- for(y=0; y<7; y++){
- for(x=0; x<16; x++){
- score+= SQ(s1[x ] - s2[x ] - s1[x +stride] + s2[x +stride]);
- }
- s1+= stride;
- s2+= stride;
+
+ block[j]= level;
}
- return score;
+ if(overflow && s->avctx->mb_decision == FF_MB_DECISION_SIMPLE)
+ av_log(s->avctx, AV_LOG_INFO, "warning, cliping %d dct coefficents to %d..%d\n", overflow, minlevel, maxlevel);
}
-#endif
-
#endif //CONFIG_ENCODERS
/**
}else{
offset[0]= y * s->linesize;;
offset[1]=
- offset[2]= (y>>1) * s->uvlinesize;;
+ offset[2]= (y >> s->chroma_y_shift) * s->uvlinesize;
offset[3]= 0;
}
const int linesize= s->current_picture.linesize[0]; //not s->linesize as this woulnd be wrong for field pics
const int uvlinesize= s->current_picture.linesize[1];
- s->block_index[0]= s->block_wrap[0]*(s->mb_y*2 + 1) - 1 + s->mb_x*2;
- s->block_index[1]= s->block_wrap[0]*(s->mb_y*2 + 1) + s->mb_x*2;
- s->block_index[2]= s->block_wrap[0]*(s->mb_y*2 + 2) - 1 + s->mb_x*2;
- s->block_index[3]= s->block_wrap[0]*(s->mb_y*2 + 2) + s->mb_x*2;
- s->block_index[4]= s->block_wrap[4]*(s->mb_y + 1) + s->block_wrap[0]*(s->mb_height*2 + 2) + s->mb_x;
- s->block_index[5]= s->block_wrap[4]*(s->mb_y + 1 + s->mb_height + 2) + s->block_wrap[0]*(s->mb_height*2 + 2) + s->mb_x;
-
- if(s->pict_type==B_TYPE && s->avctx->draw_horiz_band && s->picture_structure==PICT_FRAME){
- s->dest[0] = s->current_picture.data[0] + s->mb_x * 16 - 16;
- s->dest[1] = s->current_picture.data[1] + s->mb_x * 8 - 8;
- s->dest[2] = s->current_picture.data[2] + s->mb_x * 8 - 8;
- }else{
- s->dest[0] = s->current_picture.data[0] + (s->mb_y * 16* linesize ) + s->mb_x * 16 - 16;
- s->dest[1] = s->current_picture.data[1] + (s->mb_y * 8 * uvlinesize) + s->mb_x * 8 - 8;
- s->dest[2] = s->current_picture.data[2] + (s->mb_y * 8 * uvlinesize) + s->mb_x * 8 - 8;
- }
+ s->block_index[0]= s->b8_stride*(s->mb_y*2 ) - 2 + s->mb_x*2;
+ s->block_index[1]= s->b8_stride*(s->mb_y*2 ) - 1 + s->mb_x*2;
+ s->block_index[2]= s->b8_stride*(s->mb_y*2 + 1) - 2 + s->mb_x*2;
+ s->block_index[3]= s->b8_stride*(s->mb_y*2 + 1) - 1 + s->mb_x*2;
+ s->block_index[4]= s->mb_stride*(s->mb_y + 1) + s->b8_stride*s->mb_height*2 + s->mb_x - 1;
+ s->block_index[5]= s->mb_stride*(s->mb_y + s->mb_height + 2) + s->b8_stride*s->mb_height*2 + s->mb_x - 1;
+ //block_index is not used by mpeg2, so it is not affected by chroma_format
+
+ s->dest[0] = s->current_picture.data[0] + (s->mb_x - 1)*16;
+ s->dest[1] = s->current_picture.data[1] + (s->mb_x - 1)*(16 >> s->chroma_x_shift);
+ s->dest[2] = s->current_picture.data[2] + (s->mb_x - 1)*(16 >> s->chroma_x_shift);
+
+ if(!(s->pict_type==B_TYPE && s->avctx->draw_horiz_band && s->picture_structure==PICT_FRAME))
+ {
+ s->dest[0] += s->mb_y * linesize * 16;
+ s->dest[1] += s->mb_y * uvlinesize * (16 >> s->chroma_y_shift);
+ s->dest[2] += s->mb_y * uvlinesize * (16 >> s->chroma_y_shift);
+ }
}
#ifdef CONFIG_ENCODERS
+static void get_vissual_weight(int16_t *weight, uint8_t *ptr, int stride){
+ int x, y;
+//FIXME optimize
+ for(y=0; y<8; y++){
+ for(x=0; x<8; x++){
+ int x2, y2;
+ int sum=0;
+ int sqr=0;
+ int count=0;
+
+ for(y2= FFMAX(y-1, 0); y2 < FFMIN(8, y+2); y2++){
+ for(x2= FFMAX(x-1, 0); x2 < FFMIN(8, x+2); x2++){
+ int v= ptr[x2 + y2*stride];
+ sum += v;
+ sqr += v*v;
+ count++;
+ }
+ }
+ weight[x + 8*y]= (36*ff_sqrt(count*sqr - sum*sum)) / count;
+ }
+ }
+}
+
static void encode_mb(MpegEncContext *s, int motion_x, int motion_y)
{
+ int16_t weight[6][64];
+ DCTELEM orig[6][64];
const int mb_x= s->mb_x;
const int mb_y= s->mb_y;
int i;
int skip_dct[6];
int dct_offset = s->linesize*8; //default for progressive frames
+ uint8_t *ptr_y, *ptr_cb, *ptr_cr;
+ int wrap_y, wrap_c;
for(i=0; i<6; i++) skip_dct[i]=0;
if(!(s->flags&CODEC_FLAG_QP_RD)){
s->dquant= s->qscale - last_qp;
- if(s->out_format==FMT_H263)
+ if(s->out_format==FMT_H263){
s->dquant= clip(s->dquant, -2, 2); //FIXME RD
- if(s->codec_id==CODEC_ID_MPEG4){
- if(!s->mb_intra){
- if((s->mv_dir&MV_DIRECT) || s->mv_type==MV_TYPE_8X8)
- s->dquant=0;
+ if(s->codec_id==CODEC_ID_MPEG4){
+ if(!s->mb_intra){
+ if(s->pict_type == B_TYPE){
+ if(s->dquant&1)
+ s->dquant= (s->dquant/2)*2;
+ if(s->mv_dir&MV_DIRECT)
+ s->dquant= 0;
+ }
+ if(s->mv_type==MV_TYPE_8X8)
+ s->dquant=0;
+ }
}
}
}
ff_set_qscale(s, last_qp + s->dquant);
- }
+ }else if(s->flags&CODEC_FLAG_QP_RD)
+ ff_set_qscale(s, s->qscale + s->dquant);
- if (s->mb_intra) {
- uint8_t *ptr;
- int wrap_y;
- int emu=0;
+ wrap_y = s->linesize;
+ wrap_c = s->uvlinesize;
+ ptr_y = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16;
+ ptr_cb = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8;
+ ptr_cr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8;
- wrap_y = s->linesize;
- ptr = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16;
+ if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){
+ ff_emulated_edge_mc(s->edge_emu_buffer , ptr_y , wrap_y,16,16,mb_x*16,mb_y*16, s->width , s->height);
+ ptr_y= s->edge_emu_buffer;
+ ff_emulated_edge_mc(s->edge_emu_buffer+18*wrap_y , ptr_cb, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ ptr_cb= s->edge_emu_buffer+18*wrap_y;
+ ff_emulated_edge_mc(s->edge_emu_buffer+18*wrap_y+9, ptr_cr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ ptr_cr= s->edge_emu_buffer+18*wrap_y+9;
+ }
- if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_y, 16, 16, mb_x*16, mb_y*16, s->width, s->height);
- ptr= s->edge_emu_buffer;
- emu=1;
- }
-
+ if (s->mb_intra) {
if(s->flags&CODEC_FLAG_INTERLACED_DCT){
int progressive_score, interlaced_score;
+
+ s->interlaced_dct=0;
+ progressive_score= s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y, 8)
+ +s->dsp.ildct_cmp[4](s, ptr_y + wrap_y*8, NULL, wrap_y, 8) - 400;
+
+ if(progressive_score > 0){
+ interlaced_score = s->dsp.ildct_cmp[4](s, ptr_y , NULL, wrap_y*2, 8)
+ +s->dsp.ildct_cmp[4](s, ptr_y + wrap_y , NULL, wrap_y*2, 8);
+ if(progressive_score > interlaced_score){
+ s->interlaced_dct=1;
- progressive_score= pix_vcmp16x8(ptr, wrap_y ) + pix_vcmp16x8(ptr + wrap_y*8, wrap_y );
- interlaced_score = pix_vcmp16x8(ptr, wrap_y*2) + pix_vcmp16x8(ptr + wrap_y , wrap_y*2);
-
- if(progressive_score > interlaced_score + 100){
- s->interlaced_dct=1;
-
- dct_offset= wrap_y;
- wrap_y<<=1;
- }else
- s->interlaced_dct=0;
+ dct_offset= wrap_y;
+ wrap_y<<=1;
+ }
+ }
}
- s->dsp.get_pixels(s->block[0], ptr , wrap_y);
- s->dsp.get_pixels(s->block[1], ptr + 8, wrap_y);
- s->dsp.get_pixels(s->block[2], ptr + dct_offset , wrap_y);
- s->dsp.get_pixels(s->block[3], ptr + dct_offset + 8, wrap_y);
+ s->dsp.get_pixels(s->block[0], ptr_y , wrap_y);
+ s->dsp.get_pixels(s->block[1], ptr_y + 8, wrap_y);
+ s->dsp.get_pixels(s->block[2], ptr_y + dct_offset , wrap_y);
+ s->dsp.get_pixels(s->block[3], ptr_y + dct_offset + 8, wrap_y);
if(s->flags&CODEC_FLAG_GRAY){
skip_dct[4]= 1;
skip_dct[5]= 1;
}else{
- int wrap_c = s->uvlinesize;
- ptr = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
- ptr= s->edge_emu_buffer;
- }
- s->dsp.get_pixels(s->block[4], ptr, wrap_c);
-
- ptr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8;
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
- ptr= s->edge_emu_buffer;
- }
- s->dsp.get_pixels(s->block[5], ptr, wrap_c);
+ s->dsp.get_pixels(s->block[4], ptr_cb, wrap_c);
+ s->dsp.get_pixels(s->block[5], ptr_cr, wrap_c);
}
}else{
op_pixels_func (*op_pix)[4];
qpel_mc_func (*op_qpix)[16];
uint8_t *dest_y, *dest_cb, *dest_cr;
- uint8_t *ptr_y, *ptr_cb, *ptr_cr;
- int wrap_y, wrap_c;
- int emu=0;
dest_y = s->dest[0];
dest_cb = s->dest[1];
dest_cr = s->dest[2];
- wrap_y = s->linesize;
- wrap_c = s->uvlinesize;
- ptr_y = s->new_picture.data[0] + (mb_y * 16 * wrap_y) + mb_x * 16;
- ptr_cb = s->new_picture.data[1] + (mb_y * 8 * wrap_c) + mb_x * 8;
- ptr_cr = s->new_picture.data[2] + (mb_y * 8 * wrap_c) + mb_x * 8;
if ((!s->no_rounding) || s->pict_type==B_TYPE){
op_pix = s->dsp.put_pixels_tab;
MPV_motion(s, dest_y, dest_cb, dest_cr, 1, s->next_picture.data, op_pix, op_qpix);
}
- if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, wrap_y, 16, 16, mb_x*16, mb_y*16, s->width, s->height);
- ptr_y= s->edge_emu_buffer;
- emu=1;
- }
-
if(s->flags&CODEC_FLAG_INTERLACED_DCT){
int progressive_score, interlaced_score;
+
+ s->interlaced_dct=0;
+ progressive_score= s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y, 8)
+ +s->dsp.ildct_cmp[0](s, dest_y + wrap_y*8, ptr_y + wrap_y*8, wrap_y, 8) - 400;
- progressive_score= pix_diff_vcmp16x8(ptr_y , dest_y , wrap_y )
- + pix_diff_vcmp16x8(ptr_y + wrap_y*8, dest_y + wrap_y*8, wrap_y );
- interlaced_score = pix_diff_vcmp16x8(ptr_y , dest_y , wrap_y*2)
- + pix_diff_vcmp16x8(ptr_y + wrap_y , dest_y + wrap_y , wrap_y*2);
+ if(s->avctx->ildct_cmp == FF_CMP_VSSE) progressive_score -= 400;
+
+ if(progressive_score>0){
+ interlaced_score = s->dsp.ildct_cmp[0](s, dest_y , ptr_y , wrap_y*2, 8)
+ +s->dsp.ildct_cmp[0](s, dest_y + wrap_y , ptr_y + wrap_y , wrap_y*2, 8);
- if(progressive_score > interlaced_score + 600){
- s->interlaced_dct=1;
+ if(progressive_score > interlaced_score){
+ s->interlaced_dct=1;
- dct_offset= wrap_y;
- wrap_y<<=1;
- }else
- s->interlaced_dct=0;
+ dct_offset= wrap_y;
+ wrap_y<<=1;
+ }
+ }
}
s->dsp.diff_pixels(s->block[0], ptr_y , dest_y , wrap_y);
skip_dct[4]= 1;
skip_dct[5]= 1;
}else{
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr_cb, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
- ptr_cb= s->edge_emu_buffer;
- }
s->dsp.diff_pixels(s->block[4], ptr_cb, dest_cb, wrap_c);
- if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, ptr_cr, wrap_c, 8, 8, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
- ptr_cr= s->edge_emu_buffer;
- }
s->dsp.diff_pixels(s->block[5], ptr_cr, dest_cr, wrap_c);
}
/* pre quantization */
if(s->current_picture.mc_mb_var[s->mb_stride*mb_y+ mb_x]<2*s->qscale*s->qscale){
//FIXME optimize
- if(s->dsp.pix_abs8x8(ptr_y , dest_y , wrap_y) < 20*s->qscale) skip_dct[0]= 1;
- if(s->dsp.pix_abs8x8(ptr_y + 8, dest_y + 8, wrap_y) < 20*s->qscale) skip_dct[1]= 1;
- if(s->dsp.pix_abs8x8(ptr_y +dct_offset , dest_y +dct_offset , wrap_y) < 20*s->qscale) skip_dct[2]= 1;
- if(s->dsp.pix_abs8x8(ptr_y +dct_offset+ 8, dest_y +dct_offset+ 8, wrap_y) < 20*s->qscale) skip_dct[3]= 1;
- if(s->dsp.pix_abs8x8(ptr_cb , dest_cb , wrap_c) < 20*s->qscale) skip_dct[4]= 1;
- if(s->dsp.pix_abs8x8(ptr_cr , dest_cr , wrap_c) < 20*s->qscale) skip_dct[5]= 1;
-#if 0
-{
- static int stat[7];
- int num=0;
- for(i=0; i<6; i++)
- if(skip_dct[i]) num++;
- stat[num]++;
-
- if(s->mb_x==0 && s->mb_y==0){
- for(i=0; i<7; i++){
- printf("%6d %1d\n", stat[i], i);
- }
- }
-}
-#endif
+ if(s->dsp.sad[1](NULL, ptr_y , dest_y , wrap_y, 8) < 20*s->qscale) skip_dct[0]= 1;
+ if(s->dsp.sad[1](NULL, ptr_y + 8, dest_y + 8, wrap_y, 8) < 20*s->qscale) skip_dct[1]= 1;
+ if(s->dsp.sad[1](NULL, ptr_y +dct_offset , dest_y +dct_offset , wrap_y, 8) < 20*s->qscale) skip_dct[2]= 1;
+ if(s->dsp.sad[1](NULL, ptr_y +dct_offset+ 8, dest_y +dct_offset+ 8, wrap_y, 8) < 20*s->qscale) skip_dct[3]= 1;
+ if(s->dsp.sad[1](NULL, ptr_cb , dest_cb , wrap_c, 8) < 20*s->qscale) skip_dct[4]= 1;
+ if(s->dsp.sad[1](NULL, ptr_cr , dest_cr , wrap_c, 8) < 20*s->qscale) skip_dct[5]= 1;
}
+ }
+ if(s->avctx->quantizer_noise_shaping){
+ if(!skip_dct[0]) get_vissual_weight(weight[0], ptr_y , wrap_y);
+ if(!skip_dct[1]) get_vissual_weight(weight[1], ptr_y + 8, wrap_y);
+ if(!skip_dct[2]) get_vissual_weight(weight[2], ptr_y + dct_offset , wrap_y);
+ if(!skip_dct[3]) get_vissual_weight(weight[3], ptr_y + dct_offset + 8, wrap_y);
+ if(!skip_dct[4]) get_vissual_weight(weight[4], ptr_cb , wrap_c);
+ if(!skip_dct[5]) get_vissual_weight(weight[5], ptr_cr , wrap_c);
+ memcpy(orig[0], s->block[0], sizeof(DCTELEM)*64*6);
}
/* DCT & quantize */
- if(s->out_format==FMT_MJPEG){
- for(i=0;i<6;i++) {
- int overflow;
- s->block_last_index[i] = s->dct_quantize(s, s->block[i], i, 8, &overflow);
- if (overflow) clip_coeffs(s, s->block[i], s->block_last_index[i]);
- }
- }else{
+ assert(s->out_format!=FMT_MJPEG || s->qscale==8);
+ {
for(i=0;i<6;i++) {
if(!skip_dct[i]){
int overflow;
}else
s->block_last_index[i]= -1;
}
+ if(s->avctx->quantizer_noise_shaping){
+ for(i=0;i<6;i++) {
+ if(!skip_dct[i]){
+ s->block_last_index[i] = dct_quantize_refine(s, s->block[i], weight[i], orig[i], i, s->qscale);
+ }
+ }
+ }
if(s->luma_elim_threshold && !s->mb_intra)
for(i=0; i<4; i++)
s->block[5][0]= (1024 + s->c_dc_scale/2)/ s->c_dc_scale;
}
+ //non c quantize code returns incorrect block_last_index FIXME
+ if(s->alternate_scan && s->dct_quantize != dct_quantize_c){
+ for(i=0; i<6; i++){
+ int j;
+ if(s->block_last_index[i]>0){
+ for(j=63; j>0; j--){
+ if(s->block[i][ s->intra_scantable.permutated[j] ]) break;
+ }
+ s->block_last_index[i]= j;
+ }
+ }
+ }
+
/* huffman encode */
switch(s->codec_id){ //FIXME funct ptr could be slightly faster
case CODEC_ID_MPEG1VIDEO:
#endif //CONFIG_ENCODERS
-/**
- * combines the (truncated) bitstream to a complete frame
- * @returns -1 if no complete frame could be created
- */
-int ff_combine_frame( MpegEncContext *s, int next, uint8_t **buf, int *buf_size){
- ParseContext *pc= &s->parse_context;
-
-#if 0
- if(pc->overread){
- printf("overread %d, state:%X next:%d index:%d o_index:%d\n", pc->overread, pc->state, next, pc->index, pc->overread_index);
- printf("%X %X %X %X\n", (*buf)[0], (*buf)[1],(*buf)[2],(*buf)[3]);
- }
-#endif
-
- /* copy overreaded byes from last frame into buffer */
- for(; pc->overread>0; pc->overread--){
- pc->buffer[pc->index++]= pc->buffer[pc->overread_index++];
- }
-
- pc->last_index= pc->index;
-
- /* copy into buffer end return */
- if(next == END_NOT_FOUND){
- pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- memcpy(&pc->buffer[pc->index], *buf, *buf_size);
- pc->index += *buf_size;
- return -1;
- }
-
- *buf_size=
- pc->overread_index= pc->index + next;
-
- /* append to buffer */
- if(pc->index){
- pc->buffer= av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- memcpy(&pc->buffer[pc->index], *buf, next + FF_INPUT_BUFFER_PADDING_SIZE );
- pc->index = 0;
- *buf= pc->buffer;
- }
-
- /* store overread bytes */
- for(;next < 0; next++){
- pc->state = (pc->state<<8) | pc->buffer[pc->last_index + next];
- pc->overread++;
- }
-
-#if 0
- if(pc->overread){
- printf("overread %d, state:%X next:%d index:%d o_index:%d\n", pc->overread, pc->state, next, pc->index, pc->overread_index);
- printf("%X %X %X %X\n", (*buf)[0], (*buf)[1],(*buf)[2],(*buf)[3]);
- }
-#endif
-
- return 0;
-}
-
void ff_mpeg_flush(AVCodecContext *avctx){
int i;
MpegEncContext *s = avctx->priv_data;
+ if(s==NULL || s->picture==NULL)
+ return;
+
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && ( s->picture[i].type == FF_BUFFER_TYPE_INTERNAL
|| s->picture[i].type == FF_BUFFER_TYPE_USER))
s->parse_context.overread_index= 0;
s->parse_context.index= 0;
s->parse_context.last_index= 0;
+ s->bitstream_buffer_size=0;
}
#ifdef CONFIG_ENCODERS
void ff_copy_bits(PutBitContext *pb, uint8_t *src, int length)
{
- int bytes= length>>4;
+ const uint16_t *srcw= (uint16_t*)src;
+ int words= length>>4;
int bits= length&15;
int i;
if(length==0) return;
-
- for(i=0; i<bytes; i++) put_bits(pb, 16, be2me_16(((uint16_t*)src)[i]));
- put_bits(pb, bits, be2me_16(((uint16_t*)src)[i])>>(16-bits));
+
+ if(words < 16){
+ for(i=0; i<words; i++) put_bits(pb, 16, be2me_16(srcw[i]));
+ }else if(put_bits_count(pb)&7){
+ for(i=0; i<words; i++) put_bits(pb, 16, be2me_16(srcw[i]));
+ }else{
+ for(i=0; put_bits_count(pb)&31; i++)
+ put_bits(pb, 8, src[i]);
+ flush_put_bits(pb);
+ memcpy(pbBufPtr(pb), src+i, 2*words-i);
+ skip_put_bytes(pb, 2*words-i);
+ }
+
+ put_bits(pb, bits, be2me_16(srcw[words])>>(16-bits));
}
static inline void copy_context_before_encode(MpegEncContext *d, MpegEncContext *s, int type){
if(*next_block){
memcpy(dest_backup, s->dest, sizeof(s->dest));
- s->dest[0] = s->me.scratchpad;
- s->dest[1] = s->me.scratchpad + 16;
- s->dest[2] = s->me.scratchpad + 16 + 8;
- assert(2*s->uvlinesize == s->linesize); //should be no prob for encoding
- assert(s->linesize >= 64); //FIXME
+ s->dest[0] = s->rd_scratchpad;
+ s->dest[1] = s->rd_scratchpad + 16*s->linesize;
+ s->dest[2] = s->rd_scratchpad + 16*s->linesize + 8;
+ assert(s->linesize >= 32); //FIXME
}
encode_mb(s, motion_x, motion_y);
- score= get_bit_count(&s->pb);
+ score= put_bits_count(&s->pb);
if(s->data_partitioning){
- score+= get_bit_count(&s->pb2);
- score+= get_bit_count(&s->tex_pb);
+ score+= put_bits_count(&s->pb2);
+ score+= put_bits_count(&s->tex_pb);
}
if(s->avctx->mb_decision == FF_MB_DECISION_RD){
int x,y;
if(w==16 && h==16)
- return s->dsp.sse[0](NULL, src1, src2, stride);
+ return s->dsp.sse[0](NULL, src1, src2, stride, 16);
else if(w==8 && h==8)
- return s->dsp.sse[1](NULL, src1, src2, stride);
+ return s->dsp.sse[1](NULL, src1, src2, stride, 8);
for(y=0; y<h; y++){
for(x=0; x<w; x++){
if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16;
if(w==16 && h==16)
- return s->dsp.sse[0](NULL, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize)
- +s->dsp.sse[1](NULL, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize)
- +s->dsp.sse[1](NULL, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize);
+ if(s->avctx->mb_cmp == FF_CMP_NSSE){
+ return s->dsp.nsse[0](s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize, 16)
+ +s->dsp.nsse[1](s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize, 8)
+ +s->dsp.nsse[1](s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize, 8);
+ }else{
+ return s->dsp.sse[0](NULL, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], s->linesize, 16)
+ +s->dsp.sse[1](NULL, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], s->uvlinesize, 8)
+ +s->dsp.sse[1](NULL, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], s->uvlinesize, 8);
+ }
else
return sse(s, s->new_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16, s->dest[0], w, h, s->linesize)
+sse(s, s->new_picture.data[1] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[1], w>>1, h>>1, s->uvlinesize)
+sse(s, s->new_picture.data[2] + s->mb_x*8 + s->mb_y*s->uvlinesize*8,s->dest[2], w>>1, h>>1, s->uvlinesize);
}
-static void encode_picture(MpegEncContext *s, int picture_number)
-{
- int mb_x, mb_y, pdif = 0;
- int i;
- int bits;
- MpegEncContext best_s, backup_s;
- uint8_t bit_buf[2][3000];
- uint8_t bit_buf2[2][3000];
- uint8_t bit_buf_tex[2][3000];
- PutBitContext pb[2], pb2[2], tex_pb[2];
+static int pre_estimate_motion_thread(AVCodecContext *c, void *arg){
+ MpegEncContext *s= arg;
- for(i=0; i<2; i++){
- init_put_bits(&pb [i], bit_buf [i], 3000);
- init_put_bits(&pb2 [i], bit_buf2 [i], 3000);
- init_put_bits(&tex_pb[i], bit_buf_tex[i], 3000);
- }
-
- s->picture_number = picture_number;
-
- /* Reset the average MB variance */
- s->current_picture.mb_var_sum = 0;
- s->current_picture.mc_mb_var_sum = 0;
-
-#ifdef CONFIG_RISKY
- /* we need to initialize some time vars before we can encode b-frames */
- // RAL: Condition added for MPEG1VIDEO
- if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4))
- ff_set_mpeg4_time(s, s->picture_number);
-#endif
-
- s->scene_change_score=0;
-
- s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME ratedistoration
-
- if(s->pict_type==I_TYPE){
- if(s->msmpeg4_version >= 3) s->no_rounding=1;
- else s->no_rounding=0;
- }else if(s->pict_type!=B_TYPE){
- if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4)
- s->no_rounding ^= 1;
- }
- /* Estimate motion for every MB */
- s->mb_intra=0; //for the rate distoration & bit compare functions
- if(s->pict_type != I_TYPE){
- if(s->pict_type != B_TYPE){
- if((s->avctx->pre_me && s->last_non_b_pict_type==I_TYPE) || s->avctx->pre_me==2){
- s->me.pre_pass=1;
- s->me.dia_size= s->avctx->pre_dia_size;
-
- for(mb_y=s->mb_height-1; mb_y >=0 ; mb_y--) {
- for(mb_x=s->mb_width-1; mb_x >=0 ; mb_x--) {
- s->mb_x = mb_x;
- s->mb_y = mb_y;
- ff_pre_estimate_p_frame_motion(s, mb_x, mb_y);
- }
- }
- s->me.pre_pass=0;
- }
- }
-
- s->me.dia_size= s->avctx->dia_size;
- for(mb_y=0; mb_y < s->mb_height; mb_y++) {
- s->block_index[0]= s->block_wrap[0]*(mb_y*2 + 1) - 1;
- s->block_index[1]= s->block_wrap[0]*(mb_y*2 + 1);
- s->block_index[2]= s->block_wrap[0]*(mb_y*2 + 2) - 1;
- s->block_index[3]= s->block_wrap[0]*(mb_y*2 + 2);
- for(mb_x=0; mb_x < s->mb_width; mb_x++) {
- s->mb_x = mb_x;
- s->mb_y = mb_y;
- s->block_index[0]+=2;
- s->block_index[1]+=2;
- s->block_index[2]+=2;
- s->block_index[3]+=2;
-
- /* compute motion vector & mb_type and store in context */
- if(s->pict_type==B_TYPE)
- ff_estimate_b_frame_motion(s, mb_x, mb_y);
- else
- ff_estimate_p_frame_motion(s, mb_x, mb_y);
- }
- }
- }else /* if(s->pict_type == I_TYPE) */{
- /* I-Frame */
- //FIXME do we need to zero them?
- memset(s->current_picture.motion_val[0][0], 0, sizeof(int16_t)*(s->mb_width*2 + 2)*(s->mb_height*2 + 2)*2);
- memset(s->p_mv_table , 0, sizeof(int16_t)*(s->mb_stride)*s->mb_height*2);
- memset(s->mb_type , MB_TYPE_INTRA, sizeof(uint8_t)*s->mb_stride*s->mb_height);
-
- if(!s->fixed_qscale){
- /* finding spatial complexity for I-frame rate control */
- for(mb_y=0; mb_y < s->mb_height; mb_y++) {
- for(mb_x=0; mb_x < s->mb_width; mb_x++) {
- int xx = mb_x * 16;
- int yy = mb_y * 16;
- uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
- int varc;
- int sum = s->dsp.pix_sum(pix, s->linesize);
-
- varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;
-
- s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc;
- s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8;
- s->current_picture.mb_var_sum += varc;
- }
- }
+ s->me.pre_pass=1;
+ s->me.dia_size= s->avctx->pre_dia_size;
+ s->first_slice_line=1;
+ for(s->mb_y= s->end_mb_y-1; s->mb_y >= s->start_mb_y; s->mb_y--) {
+ for(s->mb_x=s->mb_width-1; s->mb_x >=0 ;s->mb_x--) {
+ ff_pre_estimate_p_frame_motion(s, s->mb_x, s->mb_y);
}
+ s->first_slice_line=0;
}
- emms_c();
+
+ s->me.pre_pass=0;
+
+ return 0;
+}
- if(s->scene_change_score > s->avctx->scenechange_threshold && s->pict_type == P_TYPE){
- s->pict_type= I_TYPE;
- memset(s->mb_type , MB_TYPE_INTRA, sizeof(uint8_t)*s->mb_stride*s->mb_height);
-//printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum);
- }
+static int estimate_motion_thread(AVCodecContext *c, void *arg){
+ MpegEncContext *s= arg;
- if(!s->umvplus){
- if(s->pict_type==P_TYPE || s->pict_type==S_TYPE) {
- s->f_code= ff_get_best_fcode(s, s->p_mv_table, MB_TYPE_INTER);
-
- ff_fix_long_p_mvs(s);
+ s->me.dia_size= s->avctx->dia_size;
+ s->first_slice_line=1;
+ for(s->mb_y= s->start_mb_y; s->mb_y < s->end_mb_y; s->mb_y++) {
+ s->mb_x=0; //for block init below
+ ff_init_block_index(s);
+ for(s->mb_x=0; s->mb_x < s->mb_width; s->mb_x++) {
+ s->block_index[0]+=2;
+ s->block_index[1]+=2;
+ s->block_index[2]+=2;
+ s->block_index[3]+=2;
+
+ /* compute motion vector & mb_type and store in context */
+ if(s->pict_type==B_TYPE)
+ ff_estimate_b_frame_motion(s, s->mb_x, s->mb_y);
+ else
+ ff_estimate_p_frame_motion(s, s->mb_x, s->mb_y);
}
+ s->first_slice_line=0;
+ }
+ return 0;
+}
- if(s->pict_type==B_TYPE){
- int a, b;
-
- a = ff_get_best_fcode(s, s->b_forw_mv_table, MB_TYPE_FORWARD);
- b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, MB_TYPE_BIDIR);
- s->f_code = FFMAX(a, b);
+static int mb_var_thread(AVCodecContext *c, void *arg){
+ MpegEncContext *s= arg;
+ int mb_x, mb_y;
- a = ff_get_best_fcode(s, s->b_back_mv_table, MB_TYPE_BACKWARD);
- b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, MB_TYPE_BIDIR);
- s->b_code = FFMAX(a, b);
+ for(mb_y=s->start_mb_y; mb_y < s->end_mb_y; mb_y++) {
+ for(mb_x=0; mb_x < s->mb_width; mb_x++) {
+ int xx = mb_x * 16;
+ int yy = mb_y * 16;
+ uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx;
+ int varc;
+ int sum = s->dsp.pix_sum(pix, s->linesize);
+
+ varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;
- ff_fix_long_b_mvs(s, s->b_forw_mv_table, s->f_code, MB_TYPE_FORWARD);
- ff_fix_long_b_mvs(s, s->b_back_mv_table, s->b_code, MB_TYPE_BACKWARD);
- ff_fix_long_b_mvs(s, s->b_bidir_forw_mv_table, s->f_code, MB_TYPE_BIDIR);
- ff_fix_long_b_mvs(s, s->b_bidir_back_mv_table, s->b_code, MB_TYPE_BIDIR);
+ s->current_picture.mb_var [s->mb_stride * mb_y + mb_x] = varc;
+ s->current_picture.mb_mean[s->mb_stride * mb_y + mb_x] = (sum+128)>>8;
+ s->me.mb_var_sum_temp += varc;
}
}
-
- if (!s->fixed_qscale)
- s->current_picture.quality = ff_rate_estimate_qscale(s);
+ return 0;
+}
- if(s->adaptive_quant){
-#ifdef CONFIG_RISKY
- switch(s->codec_id){
- case CODEC_ID_MPEG4:
- ff_clean_mpeg4_qscales(s);
- break;
- case CODEC_ID_H263:
- case CODEC_ID_H263P:
- case CODEC_ID_FLV1:
- ff_clean_h263_qscales(s);
- break;
+static void write_slice_end(MpegEncContext *s){
+ if(s->codec_id==CODEC_ID_MPEG4){
+ if(s->partitioned_frame){
+ ff_mpeg4_merge_partitions(s);
}
-#endif
-
- s->lambda= s->lambda_table[0];
- //FIXME broken
- }else
- s->lambda= s->current_picture.quality;
-//printf("%d %d\n", s->avctx->global_quality, s->current_picture.quality);
- update_qscale(s);
- if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
- s->qscale= 3; //reduce cliping problems
-
- if (s->out_format == FMT_MJPEG) {
- /* for mjpeg, we do include qscale in the matrix */
- s->intra_matrix[0] = ff_mpeg1_default_intra_matrix[0];
- for(i=1;i<64;i++){
- int j= s->dsp.idct_permutation[i];
-
- s->intra_matrix[j] = CLAMP_TO_8BIT((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3);
- }
- convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
- s->intra_matrix, s->intra_quant_bias, 8, 8);
+ ff_mpeg4_stuffing(&s->pb);
+ }else if(s->out_format == FMT_MJPEG){
+ ff_mjpeg_stuffing(&s->pb);
}
-
- //FIXME var duplication
- s->current_picture.key_frame= s->pict_type == I_TYPE;
- s->current_picture.pict_type= s->pict_type;
- if(s->current_picture.key_frame)
- s->picture_in_gop_number=0;
+ align_put_bits(&s->pb);
+ flush_put_bits(&s->pb);
+}
- s->last_bits= get_bit_count(&s->pb);
- switch(s->out_format) {
- case FMT_MJPEG:
- mjpeg_picture_header(s);
- break;
-#ifdef CONFIG_RISKY
- case FMT_H263:
- if (s->codec_id == CODEC_ID_WMV2)
- ff_wmv2_encode_picture_header(s, picture_number);
- else if (s->h263_msmpeg4)
- msmpeg4_encode_picture_header(s, picture_number);
- else if (s->h263_pred)
- mpeg4_encode_picture_header(s, picture_number);
- else if (s->codec_id == CODEC_ID_RV10)
- rv10_encode_picture_header(s, picture_number);
- else if (s->codec_id == CODEC_ID_FLV1)
- ff_flv_encode_picture_header(s, picture_number);
- else
- h263_encode_picture_header(s, picture_number);
- break;
-#endif
- case FMT_MPEG1:
- mpeg1_encode_picture_header(s, picture_number);
- break;
- case FMT_H264:
- break;
+static int encode_thread(AVCodecContext *c, void *arg){
+ MpegEncContext *s= arg;
+ int mb_x, mb_y, pdif = 0;
+ int i, j;
+ MpegEncContext best_s, backup_s;
+ uint8_t bit_buf[2][3000];
+ uint8_t bit_buf2[2][3000];
+ uint8_t bit_buf_tex[2][3000];
+ PutBitContext pb[2], pb2[2], tex_pb[2];
+//printf("%d->%d\n", s->resync_mb_y, s->end_mb_y);
+
+ for(i=0; i<2; i++){
+ init_put_bits(&pb [i], bit_buf [i], 3000);
+ init_put_bits(&pb2 [i], bit_buf2 [i], 3000);
+ init_put_bits(&tex_pb[i], bit_buf_tex[i], 3000);
}
- bits= get_bit_count(&s->pb);
- s->header_bits= bits - s->last_bits;
- s->last_bits= bits;
+
+ s->last_bits= put_bits_count(&s->pb);
s->mv_bits=0;
s->misc_bits=0;
s->i_tex_bits=0;
for(i=0; i<3; i++){
/* init last dc values */
/* note: quant matrix value (8) is implied here */
- s->last_dc[i] = 128;
+ s->last_dc[i] = 128 << s->intra_dc_precision;
s->current_picture_ptr->error[i] = 0;
}
s->mb_skip_run = 0;
- s->last_mv[0][0][0] = 0;
- s->last_mv[0][0][1] = 0;
- s->last_mv[1][0][0] = 0;
- s->last_mv[1][0][1] = 0;
+ memset(s->last_mv, 0, sizeof(s->last_mv));
s->last_mv_dir = 0;
#endif
s->resync_mb_x=0;
- s->resync_mb_y=0;
+ s->resync_mb_y=0;
s->first_slice_line = 1;
s->ptr_lastgob = s->pb.buf;
- for(mb_y=0; mb_y < s->mb_height; mb_y++) {
+ for(mb_y= s->start_mb_y; mb_y < s->end_mb_y; mb_y++) {
+// printf("row %d at %X\n", s->mb_y, (int)s);
s->mb_x=0;
s->mb_y= mb_y;
int mb_type= s->mb_type[xy];
// int d;
int dmin= INT_MAX;
+ int dir;
s->mb_x = mb_x;
ff_update_block_index(s);
if(s->rtp_mode){
int current_packet_size, is_gob_start;
- current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob;
+ current_packet_size= ((put_bits_count(&s->pb)+7)>>3) - (s->ptr_lastgob - s->pb.buf);
is_gob_start= s->avctx->rtp_payload_size && current_packet_size >= s->avctx->rtp_payload_size && mb_y + mb_x>0;
+ if(s->start_mb_y == mb_y && mb_y > 0 && mb_x==0) is_gob_start=1;
+
switch(s->codec_id){
case CODEC_ID_H263:
case CODEC_ID_H263P:
if(s->mb_skip_run) is_gob_start=0;
break;
}
-
+
if(is_gob_start){
- if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame){
- ff_mpeg4_merge_partitions(s);
- ff_mpeg4_init_partitions(s);
+ if(s->start_mb_y != mb_y || mb_x!=0){
+ write_slice_end(s);
+
+ if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame){
+ ff_mpeg4_init_partitions(s);
+ }
}
- if(s->codec_id==CODEC_ID_MPEG4)
- ff_mpeg4_stuffing(&s->pb);
-
- align_put_bits(&s->pb);
- flush_put_bits(&s->pb);
-
- assert((get_bit_count(&s->pb)&7) == 0);
+ assert((put_bits_count(&s->pb)&7) == 0);
current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob;
if(s->avctx->error_rate && s->resync_mb_x + s->resync_mb_y > 0){
- int r= get_bit_count(&s->pb)/8 + s->picture_number + s->codec_id + s->mb_x + s->mb_y;
+ int r= put_bits_count(&s->pb)/8 + s->picture_number + s->codec_id + s->mb_x + s->mb_y;
int d= 100 / s->avctx->error_rate;
if(r % d == 0){
current_packet_size=0;
}
if (s->avctx->rtp_callback)
- s->avctx->rtp_callback(s->ptr_lastgob, current_packet_size, 0);
+ s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, current_packet_size, 0);
switch(s->codec_id){
case CODEC_ID_MPEG4:
}
if(s->flags&CODEC_FLAG_PASS1){
- int bits= get_bit_count(&s->pb);
+ int bits= put_bits_count(&s->pb);
s->misc_bits+= bits - s->last_bits;
s->last_bits= bits;
}
backup_s.tex_pb= s->tex_pb;
}
- if(mb_type&MB_TYPE_INTER){
+ if(mb_type&CANDIDATE_MB_TYPE_INTER){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = s->p_mv_table[xy][0];
s->mv[0][0][1] = s->p_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
- if(mb_type&MB_TYPE_SKIPED){
+ if(mb_type&CANDIDATE_MB_TYPE_INTER_I){
+ s->mv_dir = MV_DIR_FORWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[0][i] = s->p_field_select_table[i][xy];
+ s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0];
+ s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1];
+ }
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER_I, pb, pb2, tex_pb,
+ &dmin, &next_block, 0, 0);
+ }
+ if(mb_type&CANDIDATE_MB_TYPE_SKIPED){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_SKIPED, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_SKIPED, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
- if(mb_type&MB_TYPE_INTER4V){
+ if(mb_type&CANDIDATE_MB_TYPE_INTER4V){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_8X8;
s->mb_intra= 0;
s->mv[0][i][0] = s->current_picture.motion_val[0][s->block_index[i]][0];
s->mv[0][i][1] = s->current_picture.motion_val[0][s->block_index[i]][1];
}
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER4V, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER4V, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
- if(mb_type&MB_TYPE_FORWARD){
+ if(mb_type&CANDIDATE_MB_TYPE_FORWARD){
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][0] = s->b_forw_mv_table[xy][0];
s->mv[0][0][1] = s->b_forw_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_FORWARD, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);
}
- if(mb_type&MB_TYPE_BACKWARD){
+ if(mb_type&CANDIDATE_MB_TYPE_BACKWARD){
s->mv_dir = MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[1][0][0] = s->b_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_back_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BACKWARD, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]);
}
- if(mb_type&MB_TYPE_BIDIR){
+ if(mb_type&CANDIDATE_MB_TYPE_BIDIR){
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 0;
s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];
s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BIDIR, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
}
- if(mb_type&MB_TYPE_DIRECT){
+ if(mb_type&CANDIDATE_MB_TYPE_DIRECT){
int mx= s->b_direct_mv_table[xy][0];
int my= s->b_direct_mv_table[xy][1];
#ifdef CONFIG_RISKY
ff_mpeg4_set_direct_mv(s, mx, my);
#endif
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_DIRECT, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_DIRECT, pb, pb2, tex_pb,
&dmin, &next_block, mx, my);
}
- if(mb_type&MB_TYPE_INTRA){
+ if(mb_type&CANDIDATE_MB_TYPE_FORWARD_I){
+ s->mv_dir = MV_DIR_FORWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[0][i] = s->b_field_select_table[0][i][xy];
+ s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0];
+ s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1];
+ }
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_FORWARD_I, pb, pb2, tex_pb,
+ &dmin, &next_block, 0, 0);
+ }
+ if(mb_type&CANDIDATE_MB_TYPE_BACKWARD_I){
+ s->mv_dir = MV_DIR_BACKWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[1][i] = s->b_field_select_table[1][i][xy];
+ s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0];
+ s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1];
+ }
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BACKWARD_I, pb, pb2, tex_pb,
+ &dmin, &next_block, 0, 0);
+ }
+ if(mb_type&CANDIDATE_MB_TYPE_BIDIR_I){
+ s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(dir=0; dir<2; dir++){
+ for(i=0; i<2; i++){
+ j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy];
+ s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0];
+ s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1];
+ }
+ }
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_BIDIR_I, pb, pb2, tex_pb,
+ &dmin, &next_block, 0, 0);
+ }
+ if(mb_type&CANDIDATE_MB_TYPE_INTRA){
s->mv_dir = 0;
s->mv_type = MV_TYPE_16X16;
s->mb_intra= 1;
s->mv[0][0][0] = 0;
s->mv[0][0][1] = 0;
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTRA, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTRA, pb, pb2, tex_pb,
&dmin, &next_block, 0, 0);
if(s->h263_pred || s->h263_aic){
if(best_s.mb_intra)
}
}
- encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
+ encode_mb_hq(s, &backup_s, &best_s, CANDIDATE_MB_TYPE_INTER /* wrong but unused */, pb, pb2, tex_pb,
&dmin, &next_block, s->mv[mvdir][0][0], s->mv[mvdir][0][1]);
if(best_s.qscale != qp){
if(s->mb_intra){
copy_context_after_encode(s, &best_s, -1);
- pb_bits_count= get_bit_count(&s->pb);
+ pb_bits_count= put_bits_count(&s->pb);
flush_put_bits(&s->pb);
ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);
s->pb= backup_s.pb;
if(s->data_partitioning){
- pb2_bits_count= get_bit_count(&s->pb2);
+ pb2_bits_count= put_bits_count(&s->pb2);
flush_put_bits(&s->pb2);
ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);
s->pb2= backup_s.pb2;
- tex_pb_bits_count= get_bit_count(&s->tex_pb);
+ tex_pb_bits_count= put_bits_count(&s->tex_pb);
flush_put_bits(&s->tex_pb);
ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);
s->tex_pb= backup_s.tex_pb;
}
- s->last_bits= get_bit_count(&s->pb);
+ s->last_bits= put_bits_count(&s->pb);
#ifdef CONFIG_RISKY
if (s->out_format == FMT_H263 && s->pict_type!=B_TYPE)
ff_h263_update_motion_val(s);
#endif
- if(next_block==0){
- s->dsp.put_pixels_tab[0][0](s->dest[0], s->me.scratchpad , s->linesize ,16);
- s->dsp.put_pixels_tab[1][0](s->dest[1], s->me.scratchpad + 16, s->uvlinesize, 8);
- s->dsp.put_pixels_tab[1][0](s->dest[2], s->me.scratchpad + 24, s->uvlinesize, 8);
+ if(next_block==0){ //FIXME 16 vs linesize16
+ s->dsp.put_pixels_tab[0][0](s->dest[0], s->rd_scratchpad , s->linesize ,16);
+ s->dsp.put_pixels_tab[1][0](s->dest[1], s->rd_scratchpad + 16*s->linesize , s->uvlinesize, 8);
+ s->dsp.put_pixels_tab[1][0](s->dest[2], s->rd_scratchpad + 16*s->linesize + 8, s->uvlinesize, 8);
}
if(s->avctx->mb_decision == FF_MB_DECISION_BITS)
// only one MB-Type possible
switch(mb_type){
- case MB_TYPE_INTRA:
+ case CANDIDATE_MB_TYPE_INTRA:
s->mv_dir = 0;
s->mb_intra= 1;
motion_x= s->mv[0][0][0] = 0;
motion_y= s->mv[0][0][1] = 0;
break;
- case MB_TYPE_INTER:
+ case CANDIDATE_MB_TYPE_INTER:
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra= 0;
motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0];
motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1];
break;
- case MB_TYPE_INTER4V:
+ case CANDIDATE_MB_TYPE_INTER_I:
+ s->mv_dir = MV_DIR_FORWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[0][i] = s->p_field_select_table[i][xy];
+ s->mv[0][i][0] = s->p_field_mv_table[i][j][xy][0];
+ s->mv[0][i][1] = s->p_field_mv_table[i][j][xy][1];
+ }
+ motion_x = motion_y = 0;
+ break;
+ case CANDIDATE_MB_TYPE_INTER4V:
s->mv_dir = MV_DIR_FORWARD;
s->mv_type = MV_TYPE_8X8;
s->mb_intra= 0;
}
motion_x= motion_y= 0;
break;
- case MB_TYPE_DIRECT:
+ case CANDIDATE_MB_TYPE_DIRECT:
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;
s->mb_intra= 0;
motion_x=s->b_direct_mv_table[xy][0];
ff_mpeg4_set_direct_mv(s, motion_x, motion_y);
#endif
break;
- case MB_TYPE_BIDIR:
+ case CANDIDATE_MB_TYPE_BIDIR:
s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
s->mb_intra= 0;
motion_x=0;
s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];
s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];
break;
- case MB_TYPE_BACKWARD:
+ case CANDIDATE_MB_TYPE_BACKWARD:
s->mv_dir = MV_DIR_BACKWARD;
s->mb_intra= 0;
motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0];
motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1];
break;
- case MB_TYPE_FORWARD:
+ case CANDIDATE_MB_TYPE_FORWARD:
s->mv_dir = MV_DIR_FORWARD;
s->mb_intra= 0;
motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0];
motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1];
// printf(" %d %d ", motion_x, motion_y);
break;
+ case CANDIDATE_MB_TYPE_FORWARD_I:
+ s->mv_dir = MV_DIR_FORWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[0][i] = s->b_field_select_table[0][i][xy];
+ s->mv[0][i][0] = s->b_field_mv_table[0][i][j][xy][0];
+ s->mv[0][i][1] = s->b_field_mv_table[0][i][j][xy][1];
+ }
+ motion_x=motion_y=0;
+ break;
+ case CANDIDATE_MB_TYPE_BACKWARD_I:
+ s->mv_dir = MV_DIR_BACKWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(i=0; i<2; i++){
+ j= s->field_select[1][i] = s->b_field_select_table[1][i][xy];
+ s->mv[1][i][0] = s->b_field_mv_table[1][i][j][xy][0];
+ s->mv[1][i][1] = s->b_field_mv_table[1][i][j][xy][1];
+ }
+ motion_x=motion_y=0;
+ break;
+ case CANDIDATE_MB_TYPE_BIDIR_I:
+ s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;
+ s->mv_type = MV_TYPE_FIELD;
+ s->mb_intra= 0;
+ for(dir=0; dir<2; dir++){
+ for(i=0; i<2; i++){
+ j= s->field_select[dir][i] = s->b_field_select_table[dir][i][xy];
+ s->mv[dir][i][0] = s->b_field_mv_table[dir][i][j][xy][0];
+ s->mv[dir][i][1] = s->b_field_mv_table[dir][i][j][xy][1];
+ }
+ }
+ motion_x=motion_y=0;
+ break;
default:
motion_x=motion_y=0; //gcc warning fix
av_log(s->avctx, AV_LOG_ERROR, "illegal MB type\n");
}
if(s->loop_filter)
ff_h263_loop_filter(s);
-//printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_stride, get_bit_count(&s->pb));
+//printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_stride, put_bits_count(&s->pb));
}
}
- emms_c();
#ifdef CONFIG_RISKY
- if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame)
- ff_mpeg4_merge_partitions(s);
-
+ //not beautifull here but we must write it before flushing so it has to be here
if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == I_TYPE)
msmpeg4_encode_ext_header(s);
+#endif
- if(s->codec_id==CODEC_ID_MPEG4)
- ff_mpeg4_stuffing(&s->pb);
+ write_slice_end(s);
+
+ /* Send the last GOB if RTP */
+ if (s->avctx->rtp_callback) {
+ pdif = pbBufPtr(&s->pb) - s->ptr_lastgob;
+ /* Call the RTP callback to send the last GOB */
+ emms_c();
+ s->avctx->rtp_callback(s->avctx, s->ptr_lastgob, pdif, 0);
+ }
+
+ return 0;
+}
+
+#define MERGE(field) dst->field += src->field; src->field=0
+static void merge_context_after_me(MpegEncContext *dst, MpegEncContext *src){
+ MERGE(me.scene_change_score);
+ MERGE(me.mc_mb_var_sum_temp);
+ MERGE(me.mb_var_sum_temp);
+}
+
+static void merge_context_after_encode(MpegEncContext *dst, MpegEncContext *src){
+ int i;
+
+ MERGE(dct_count[0]); //note, the other dct vars are not part of the context
+ MERGE(dct_count[1]);
+ MERGE(mv_bits);
+ MERGE(i_tex_bits);
+ MERGE(p_tex_bits);
+ MERGE(i_count);
+ MERGE(f_count);
+ MERGE(b_count);
+ MERGE(skip_count);
+ MERGE(misc_bits);
+ MERGE(error_count);
+ MERGE(padding_bug_score);
+
+ if(dst->avctx->noise_reduction){
+ for(i=0; i<64; i++){
+ MERGE(dct_error_sum[0][i]);
+ MERGE(dct_error_sum[1][i]);
+ }
+ }
+
+ assert(put_bits_count(&src->pb) % 8 ==0);
+ assert(put_bits_count(&dst->pb) % 8 ==0);
+ ff_copy_bits(&dst->pb, src->pb.buf, put_bits_count(&src->pb));
+ flush_put_bits(&dst->pb);
+}
+
+static void encode_picture(MpegEncContext *s, int picture_number)
+{
+ int i;
+ int bits;
+
+ s->picture_number = picture_number;
+
+ /* Reset the average MB variance */
+ s->me.mb_var_sum_temp =
+ s->me.mc_mb_var_sum_temp = 0;
+
+#ifdef CONFIG_RISKY
+ /* we need to initialize some time vars before we can encode b-frames */
+ // RAL: Condition added for MPEG1VIDEO
+ if (s->codec_id == CODEC_ID_MPEG1VIDEO || s->codec_id == CODEC_ID_MPEG2VIDEO || (s->h263_pred && !s->h263_msmpeg4))
+ ff_set_mpeg4_time(s, s->picture_number); //FIXME rename and use has_b_frames or similar
+#endif
+
+ s->me.scene_change_score=0;
+
+// s->lambda= s->current_picture_ptr->quality; //FIXME qscale / ... stuff for ME ratedistoration
+
+ if(s->pict_type==I_TYPE){
+ if(s->msmpeg4_version >= 3) s->no_rounding=1;
+ else s->no_rounding=0;
+ }else if(s->pict_type!=B_TYPE){
+ if(s->flipflop_rounding || s->codec_id == CODEC_ID_H263P || s->codec_id == CODEC_ID_MPEG4)
+ s->no_rounding ^= 1;
+ }
+
+ s->mb_intra=0; //for the rate distoration & bit compare functions
+ for(i=1; i<s->avctx->thread_count; i++){
+ ff_update_duplicate_context(s->thread_context[i], s);
+ }
+
+ ff_init_me(s);
+
+ /* Estimate motion for every MB */
+ if(s->pict_type != I_TYPE){
+ if(s->pict_type != B_TYPE && s->avctx->me_threshold==0){
+ if((s->avctx->pre_me && s->last_non_b_pict_type==I_TYPE) || s->avctx->pre_me==2){
+ s->avctx->execute(s->avctx, pre_estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+ }
+ }
+
+ s->avctx->execute(s->avctx, estimate_motion_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+ }else /* if(s->pict_type == I_TYPE) */{
+ /* I-Frame */
+ for(i=0; i<s->mb_stride*s->mb_height; i++)
+ s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
+
+ if(!s->fixed_qscale){
+ /* finding spatial complexity for I-frame rate control */
+ s->avctx->execute(s->avctx, mb_var_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+ }
+ }
+ for(i=1; i<s->avctx->thread_count; i++){
+ merge_context_after_me(s, s->thread_context[i]);
+ }
+ s->current_picture.mc_mb_var_sum= s->current_picture_ptr->mc_mb_var_sum= s->me.mc_mb_var_sum_temp;
+ s->current_picture. mb_var_sum= s->current_picture_ptr-> mb_var_sum= s->me. mb_var_sum_temp;
+ emms_c();
+
+ if(s->me.scene_change_score > s->avctx->scenechange_threshold && s->pict_type == P_TYPE){
+ s->pict_type= I_TYPE;
+ for(i=0; i<s->mb_stride*s->mb_height; i++)
+ s->mb_type[i]= CANDIDATE_MB_TYPE_INTRA;
+//printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum);
+ }
+
+ if(!s->umvplus){
+ if(s->pict_type==P_TYPE || s->pict_type==S_TYPE) {
+ s->f_code= ff_get_best_fcode(s, s->p_mv_table, CANDIDATE_MB_TYPE_INTER);
+
+ if(s->flags & CODEC_FLAG_INTERLACED_ME){
+ int a,b;
+ a= ff_get_best_fcode(s, s->p_field_mv_table[0][0], CANDIDATE_MB_TYPE_INTER_I); //FIXME field_select
+ b= ff_get_best_fcode(s, s->p_field_mv_table[1][1], CANDIDATE_MB_TYPE_INTER_I);
+ s->f_code= FFMAX(s->f_code, FFMAX(a,b));
+ }
+
+ ff_fix_long_p_mvs(s);
+ ff_fix_long_mvs(s, NULL, 0, s->p_mv_table, s->f_code, CANDIDATE_MB_TYPE_INTER, 0);
+ if(s->flags & CODEC_FLAG_INTERLACED_ME){
+ int j;
+ for(i=0; i<2; i++){
+ for(j=0; j<2; j++)
+ ff_fix_long_mvs(s, s->p_field_select_table[i], j,
+ s->p_field_mv_table[i][j], s->f_code, CANDIDATE_MB_TYPE_INTER_I, 0);
+ }
+ }
+ }
+
+ if(s->pict_type==B_TYPE){
+ int a, b;
+
+ a = ff_get_best_fcode(s, s->b_forw_mv_table, CANDIDATE_MB_TYPE_FORWARD);
+ b = ff_get_best_fcode(s, s->b_bidir_forw_mv_table, CANDIDATE_MB_TYPE_BIDIR);
+ s->f_code = FFMAX(a, b);
+
+ a = ff_get_best_fcode(s, s->b_back_mv_table, CANDIDATE_MB_TYPE_BACKWARD);
+ b = ff_get_best_fcode(s, s->b_bidir_back_mv_table, CANDIDATE_MB_TYPE_BIDIR);
+ s->b_code = FFMAX(a, b);
+
+ ff_fix_long_mvs(s, NULL, 0, s->b_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_FORWARD, 1);
+ ff_fix_long_mvs(s, NULL, 0, s->b_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BACKWARD, 1);
+ ff_fix_long_mvs(s, NULL, 0, s->b_bidir_forw_mv_table, s->f_code, CANDIDATE_MB_TYPE_BIDIR, 1);
+ ff_fix_long_mvs(s, NULL, 0, s->b_bidir_back_mv_table, s->b_code, CANDIDATE_MB_TYPE_BIDIR, 1);
+ if(s->flags & CODEC_FLAG_INTERLACED_ME){
+ int dir, j;
+ for(dir=0; dir<2; dir++){
+ for(i=0; i<2; i++){
+ for(j=0; j<2; j++){
+ int type= dir ? (CANDIDATE_MB_TYPE_BACKWARD_I|CANDIDATE_MB_TYPE_BIDIR_I)
+ : (CANDIDATE_MB_TYPE_FORWARD_I |CANDIDATE_MB_TYPE_BIDIR_I);
+ ff_fix_long_mvs(s, s->b_field_select_table[dir][i], j,
+ s->b_field_mv_table[dir][i][j], dir ? s->b_code : s->f_code, type, 1);
+ }
+ }
+ }
+ }
+ }
+ }
+
+ if (!s->fixed_qscale)
+ s->current_picture.quality = ff_rate_estimate_qscale(s); //FIXME pic_ptr
+
+ if(s->adaptive_quant){
+#ifdef CONFIG_RISKY
+ switch(s->codec_id){
+ case CODEC_ID_MPEG4:
+ ff_clean_mpeg4_qscales(s);
+ break;
+ case CODEC_ID_H263:
+ case CODEC_ID_H263P:
+ case CODEC_ID_FLV1:
+ ff_clean_h263_qscales(s);
+ break;
+ }
+#endif
+
+ s->lambda= s->lambda_table[0];
+ //FIXME broken
+ }else
+ s->lambda= s->current_picture.quality;
+//printf("%d %d\n", s->avctx->global_quality, s->current_picture.quality);
+ update_qscale(s);
+
+ if(s->qscale < 3 && s->max_qcoeff<=128 && s->pict_type==I_TYPE && !(s->flags & CODEC_FLAG_QSCALE))
+ s->qscale= 3; //reduce cliping problems
+
+ if (s->out_format == FMT_MJPEG) {
+ /* for mjpeg, we do include qscale in the matrix */
+ s->intra_matrix[0] = ff_mpeg1_default_intra_matrix[0];
+ for(i=1;i<64;i++){
+ int j= s->dsp.idct_permutation[i];
+
+ s->intra_matrix[j] = CLAMP_TO_8BIT((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3);
+ }
+ convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
+ s->intra_matrix, s->intra_quant_bias, 8, 8);
+ s->qscale= 8;
+ }
+
+ //FIXME var duplication
+ s->current_picture.key_frame= s->pict_type == I_TYPE; //FIXME pic_ptr
+ s->current_picture.pict_type= s->pict_type;
+
+ if(s->current_picture.key_frame)
+ s->picture_in_gop_number=0;
+
+ s->last_bits= put_bits_count(&s->pb);
+ switch(s->out_format) {
+ case FMT_MJPEG:
+ mjpeg_picture_header(s);
+ break;
+#ifdef CONFIG_RISKY
+ case FMT_H263:
+ if (s->codec_id == CODEC_ID_WMV2)
+ ff_wmv2_encode_picture_header(s, picture_number);
+ else if (s->h263_msmpeg4)
+ msmpeg4_encode_picture_header(s, picture_number);
+ else if (s->h263_pred)
+ mpeg4_encode_picture_header(s, picture_number);
+ else if (s->codec_id == CODEC_ID_RV10)
+ rv10_encode_picture_header(s, picture_number);
+ else if (s->codec_id == CODEC_ID_FLV1)
+ ff_flv_encode_picture_header(s, picture_number);
+ else
+ h263_encode_picture_header(s, picture_number);
+ break;
#endif
-
- /* Send the last GOB if RTP */
- if (s->avctx->rtp_callback) {
- flush_put_bits(&s->pb);
- pdif = pbBufPtr(&s->pb) - s->ptr_lastgob;
- /* Call the RTP callback to send the last GOB */
- s->avctx->rtp_callback(s->ptr_lastgob, pdif, 0);
+ case FMT_MPEG1:
+ mpeg1_encode_picture_header(s, picture_number);
+ break;
+ case FMT_H264:
+ break;
+ default:
+ assert(0);
+ }
+ bits= put_bits_count(&s->pb);
+ s->header_bits= bits - s->last_bits;
+
+ for(i=1; i<s->avctx->thread_count; i++){
+ update_duplicate_context_after_me(s->thread_context[i], s);
+ }
+ s->avctx->execute(s->avctx, encode_thread, (void**)&(s->thread_context[0]), NULL, s->avctx->thread_count);
+ for(i=1; i<s->avctx->thread_count; i++){
+ merge_context_after_encode(s, s->thread_context[i]);
}
+ emms_c();
}
#endif //CONFIG_ENCODERS
-void ff_denoise_dct(MpegEncContext *s, DCTELEM *block){
+static void denoise_dct_c(MpegEncContext *s, DCTELEM *block){
const int intra= s->mb_intra;
int i;
int qscale, int *overflow){
const int *qmat;
const uint8_t *scantable= s->intra_scantable.scantable;
+ const uint8_t *perm_scantable= s->intra_scantable.permutated;
int max=0;
unsigned int threshold1, threshold2;
int bias=0;
int run_tab[65];
int level_tab[65];
int score_tab[65];
+ int survivor[65];
+ int survivor_count;
int last_run=0;
int last_level=0;
int last_score= 0;
- int last_i= 0;
- int not_coded_score= 0;
- int coeff[3][64];
+ int last_i;
+ int coeff[2][64];
int coeff_count[64];
int qmul, qadd, start_i, last_non_zero, i, dc;
const int esc_length= s->ac_esc_length;
uint8_t * length;
uint8_t * last_length;
- int score_limit=0;
- int left_limit= 0;
const int lambda= s->lambda2 >> (FF_LAMBDA_SHIFT - 6);
- const int patch_table= s->out_format == FMT_MPEG1 && !s->mb_intra;
s->dsp.fdct (block);
if(s->dct_error_sum)
- ff_denoise_dct(s, block);
-
+ s->denoise_dct(s, block);
qmul= qscale*16;
qadd= ((qscale-1)|1)*8;
length = s->inter_ac_vlc_length;
last_length= s->inter_ac_vlc_last_length;
}
+ last_i= start_i;
threshold1= (1<<QMAT_SHIFT) - bias - 1;
threshold2= (threshold1<<1);
- for(i=start_i; i<64; i++) {
+ for(i=63; i>=start_i; i--) {
const int j = scantable[i];
- const int k= i-start_i;
- int level = block[j];
- level = level * qmat[j];
+ int level = block[j] * qmat[j];
+
+ if(((unsigned)(level+threshold1))>threshold2){
+ last_non_zero = i;
+ break;
+ }
+ }
+
+ for(i=start_i; i<=last_non_zero; i++) {
+ const int j = scantable[i];
+ int level = block[j] * qmat[j];
// if( bias+level >= (1<<(QMAT_SHIFT - 3))
// || bias-level >= (1<<(QMAT_SHIFT - 3))){
if(((unsigned)(level+threshold1))>threshold2){
if(level>0){
level= (bias + level)>>QMAT_SHIFT;
- coeff[0][k]= level;
- coeff[1][k]= level-1;
+ coeff[0][i]= level;
+ coeff[1][i]= level-1;
// coeff[2][k]= level-2;
}else{
level= (bias - level)>>QMAT_SHIFT;
- coeff[0][k]= -level;
- coeff[1][k]= -level+1;
+ coeff[0][i]= -level;
+ coeff[1][i]= -level+1;
// coeff[2][k]= -level+2;
}
- coeff_count[k]= FFMIN(level, 2);
- assert(coeff_count[k]);
+ coeff_count[i]= FFMIN(level, 2);
+ assert(coeff_count[i]);
max |=level;
- last_non_zero = i;
}else{
- coeff[0][k]= (level>>31)|1;
- coeff_count[k]= 1;
+ coeff[0][i]= (level>>31)|1;
+ coeff_count[i]= 1;
}
}
return last_non_zero;
}
- score_tab[0]= 0;
+ score_tab[start_i]= 0;
+ survivor[0]= start_i;
+ survivor_count= 1;
- if(patch_table){
-// length[UNI_AC_ENC_INDEX(0, 63)]=
-// length[UNI_AC_ENC_INDEX(0, 65)]= 2;
- }
-
- for(i=0; i<=last_non_zero - start_i; i++){
- int level_index, run, j;
- const int dct_coeff= block[ scantable[i + start_i] ];
+ for(i=start_i; i<=last_non_zero; i++){
+ int level_index, j;
+ const int dct_coeff= ABS(block[ scantable[i] ]);
const int zero_distoration= dct_coeff*dct_coeff;
int best_score=256*256*256*120;
-
- last_score += zero_distoration;
- not_coded_score += zero_distoration;
for(level_index=0; level_index < coeff_count[i]; level_index++){
int distoration;
int level= coeff[level_index][i];
+ const int alevel= ABS(level);
int unquant_coeff;
assert(level);
if(s->out_format == FMT_H263){
- if(level>0){
- unquant_coeff= level*qmul + qadd;
- }else{
- unquant_coeff= level*qmul - qadd;
- }
+ unquant_coeff= alevel*qmul + qadd;
}else{ //MPEG1
- j= s->dsp.idct_permutation[ scantable[i + start_i] ]; //FIXME optimize
+ j= s->dsp.idct_permutation[ scantable[i] ]; //FIXME optimize
if(s->mb_intra){
- if (level < 0) {
- unquant_coeff = (int)((-level) * qscale * s->intra_matrix[j]) >> 3;
- unquant_coeff = -((unquant_coeff - 1) | 1);
- } else {
- unquant_coeff = (int)( level * qscale * s->intra_matrix[j]) >> 3;
+ unquant_coeff = (int)( alevel * qscale * s->intra_matrix[j]) >> 3;
unquant_coeff = (unquant_coeff - 1) | 1;
- }
}else{
- if (level < 0) {
- unquant_coeff = ((((-level) << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4;
- unquant_coeff = -((unquant_coeff - 1) | 1);
- } else {
- unquant_coeff = ((( level << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4;
+ unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[j])) >> 4;
unquant_coeff = (unquant_coeff - 1) | 1;
- }
}
unquant_coeff<<= 3;
}
- distoration= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff);
+ distoration= (unquant_coeff - dct_coeff) * (unquant_coeff - dct_coeff) - zero_distoration;
level+=64;
if((level&(~127)) == 0){
- for(run=0; run<=i - left_limit; run++){
+ for(j=survivor_count-1; j>=0; j--){
+ int run= i - survivor[j];
int score= distoration + length[UNI_AC_ENC_INDEX(run, level)]*lambda;
score += score_tab[i-run];
if(score < best_score){
- best_score=
- score_tab[i+1]= score;
+ best_score= score;
run_tab[i+1]= run;
level_tab[i+1]= level-64;
}
}
if(s->out_format == FMT_H263){
- for(run=0; run<=i - left_limit; run++){
+ for(j=survivor_count-1; j>=0; j--){
+ int run= i - survivor[j];
int score= distoration + last_length[UNI_AC_ENC_INDEX(run, level)]*lambda;
score += score_tab[i-run];
if(score < last_score){
}
}else{
distoration += esc_length*lambda;
- for(run=0; run<=i - left_limit; run++){
+ for(j=survivor_count-1; j>=0; j--){
+ int run= i - survivor[j];
int score= distoration + score_tab[i-run];
if(score < best_score){
- best_score=
- score_tab[i+1]= score;
+ best_score= score;
run_tab[i+1]= run;
level_tab[i+1]= level-64;
}
}
if(s->out_format == FMT_H263){
- for(run=0; run<=i - left_limit; run++){
+ for(j=survivor_count-1; j>=0; j--){
+ int run= i - survivor[j];
int score= distoration + score_tab[i-run];
if(score < last_score){
last_score= score;
}
}
}
-
- for(j=left_limit; j<=i; j++){
- score_tab[j] += zero_distoration;
- }
- score_limit+= zero_distoration;
- if(score_tab[i+1] < score_limit)
- score_limit= score_tab[i+1];
+ score_tab[i+1]= best_score;
+
//Note: there is a vlc code in mpeg4 which is 1 bit shorter then another one with a shorter run and the same level
- while(score_tab[ left_limit ] > score_limit + lambda) left_limit++;
-
- if(patch_table){
-// length[UNI_AC_ENC_INDEX(0, 63)]=
-// length[UNI_AC_ENC_INDEX(0, 65)]= 3;
+ if(last_non_zero <= 27){
+ for(; survivor_count; survivor_count--){
+ if(score_tab[ survivor[survivor_count-1] ] <= best_score)
+ break;
+ }
+ }else{
+ for(; survivor_count; survivor_count--){
+ if(score_tab[ survivor[survivor_count-1] ] <= best_score + lambda)
+ break;
+ }
}
+
+ survivor[ survivor_count++ ]= i+1;
}
if(s->out_format != FMT_H263){
last_score= 256*256*256*120;
- for(i= left_limit; i<=last_non_zero - start_i + 1; i++){
+ for(i= survivor[0]; i<=last_non_zero + 1; i++){
int score= score_tab[i];
if(i) score += lambda*2; //FIXME exacter?
}
}
- s->coded_score[n] = last_score - not_coded_score;
+ s->coded_score[n] = last_score;
- dc= block[0];
- last_non_zero= last_i - 1 + start_i;
+ dc= ABS(block[0]);
+ last_non_zero= last_i - 1;
memset(block + start_i, 0, (64-start_i)*sizeof(DCTELEM));
if(last_non_zero < start_i)
for(i=0; i<coeff_count[0]; i++){
int level= coeff[i][0];
- int unquant_coeff, score, distoration;
+ int alevel= ABS(level);
+ int unquant_coeff, score, distortion;
if(s->out_format == FMT_H263){
- if(level>0){
- unquant_coeff= (level*qmul + qadd)>>3;
- }else{
- unquant_coeff= (level*qmul - qadd)>>3;
- }
+ unquant_coeff= (alevel*qmul + qadd)>>3;
}else{ //MPEG1
- if (level < 0) {
- unquant_coeff = ((((-level) << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4;
- unquant_coeff = -((unquant_coeff - 1) | 1);
- } else {
- unquant_coeff = ((( level << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4;
- unquant_coeff = (unquant_coeff - 1) | 1;
- }
+ unquant_coeff = ((( alevel << 1) + 1) * qscale * ((int) s->inter_matrix[0])) >> 4;
+ unquant_coeff = (unquant_coeff - 1) | 1;
}
unquant_coeff = (unquant_coeff + 4) >> 3;
unquant_coeff<<= 3 + 3;
- distoration= (unquant_coeff - dc) * (unquant_coeff - dc);
+ distortion= (unquant_coeff - dc) * (unquant_coeff - dc);
level+=64;
- if((level&(~127)) == 0)
- score= distoration + last_length[UNI_AC_ENC_INDEX(0, level)]*lambda;
- else
- score= distoration + esc_length*lambda;
+ if((level&(~127)) == 0) score= distortion + last_length[UNI_AC_ENC_INDEX(0, level)]*lambda;
+ else score= distortion + esc_length*lambda;
if(score < best_score){
best_score= score;
i= last_i;
assert(last_level);
-//FIXME use permutated scantable
- block[ s->dsp.idct_permutation[ scantable[last_non_zero] ] ]= last_level;
+
+ block[ perm_scantable[last_non_zero] ]= last_level;
i -= last_run + 1;
- for(;i>0 ; i -= run_tab[i] + 1){
- const int j= s->dsp.idct_permutation[ scantable[i - 1 + start_i] ];
+ for(; i>start_i; i -= run_tab[i] + 1){
+ block[ perm_scantable[i-1] ]= level_tab[i];
+ }
+
+ return last_non_zero;
+}
+
+//#define REFINE_STATS 1
+static int16_t basis[64][64];
+
+static void build_basis(uint8_t *perm){
+ int i, j, x, y;
+ emms_c();
+ for(i=0; i<8; i++){
+ for(j=0; j<8; j++){
+ for(y=0; y<8; y++){
+ for(x=0; x<8; x++){
+ double s= 0.25*(1<<BASIS_SHIFT);
+ int index= 8*i + j;
+ int perm_index= perm[index];
+ if(i==0) s*= sqrt(0.5);
+ if(j==0) s*= sqrt(0.5);
+ basis[perm_index][8*x + y]= lrintf(s * cos((M_PI/8.0)*i*(x+0.5)) * cos((M_PI/8.0)*j*(y+0.5)));
+ }
+ }
+ }
+ }
+}
+
+static int dct_quantize_refine(MpegEncContext *s, //FIXME breaks denoise?
+ DCTELEM *block, int16_t *weight, DCTELEM *orig,
+ int n, int qscale){
+ int16_t rem[64];
+ DCTELEM d1[64];
+ const int *qmat;
+ const uint8_t *scantable= s->intra_scantable.scantable;
+ const uint8_t *perm_scantable= s->intra_scantable.permutated;
+// unsigned int threshold1, threshold2;
+// int bias=0;
+ int run_tab[65];
+ int prev_run=0;
+ int prev_level=0;
+ int qmul, qadd, start_i, last_non_zero, i, dc;
+ uint8_t * length;
+ uint8_t * last_length;
+ int lambda;
+ int rle_index, run, q, sum;
+#ifdef REFINE_STATS
+static int count=0;
+static int after_last=0;
+static int to_zero=0;
+static int from_zero=0;
+static int raise=0;
+static int lower=0;
+static int messed_sign=0;
+#endif
+
+ if(basis[0][0] == 0)
+ build_basis(s->dsp.idct_permutation);
- block[j]= level_tab[i];
- assert(block[j]);
+ qmul= qscale*2;
+ qadd= (qscale-1)|1;
+ if (s->mb_intra) {
+ if (!s->h263_aic) {
+ if (n < 4)
+ q = s->y_dc_scale;
+ else
+ q = s->c_dc_scale;
+ } else{
+ /* For AIC we skip quant/dequant of INTRADC */
+ q = 1;
+ qadd=0;
+ }
+ q <<= RECON_SHIFT-3;
+ /* note: block[0] is assumed to be positive */
+ dc= block[0]*q;
+// block[0] = (block[0] + (q >> 1)) / q;
+ start_i = 1;
+ qmat = s->q_intra_matrix[qscale];
+// if(s->mpeg_quant || s->out_format == FMT_MPEG1)
+// bias= 1<<(QMAT_SHIFT-1);
+ length = s->intra_ac_vlc_length;
+ last_length= s->intra_ac_vlc_last_length;
+ } else {
+ dc= 0;
+ start_i = 0;
+ qmat = s->q_inter_matrix[qscale];
+ length = s->inter_ac_vlc_length;
+ last_length= s->inter_ac_vlc_last_length;
+ }
+ last_non_zero = s->block_last_index[n];
+
+#ifdef REFINE_STATS
+{START_TIMER
+#endif
+ dc += (1<<(RECON_SHIFT-1));
+ for(i=0; i<64; i++){
+ rem[i]= dc - (orig[i]<<RECON_SHIFT); //FIXME use orig dirrectly insteadof copying to rem[]
+ }
+#ifdef REFINE_STATS
+STOP_TIMER("memset rem[]")}
+#endif
+ sum=0;
+ for(i=0; i<64; i++){
+ int one= 36;
+ int qns=4;
+ int w;
+
+ w= ABS(weight[i]) + qns*one;
+ w= 15 + (48*qns*one + w/2)/w; // 16 .. 63
+
+ weight[i] = w;
+// w=weight[i] = (63*qns + (w/2)) / w;
+
+ assert(w>0);
+ assert(w<(1<<6));
+ sum += w*w;
+ }
+ lambda= sum*(uint64_t)s->lambda2 >> (FF_LAMBDA_SHIFT - 6 + 6 + 6 + 6);
+#ifdef REFINE_STATS
+{START_TIMER
+#endif
+ run=0;
+ rle_index=0;
+ for(i=start_i; i<=last_non_zero; i++){
+ int j= perm_scantable[i];
+ const int level= block[j];
+ int coeff;
+
+ if(level){
+ if(level<0) coeff= qmul*level - qadd;
+ else coeff= qmul*level + qadd;
+ run_tab[rle_index++]=run;
+ run=0;
+
+ s->dsp.add_8x8basis(rem, basis[j], coeff);
+ }else{
+ run++;
+ }
+ }
+#ifdef REFINE_STATS
+if(last_non_zero>0){
+STOP_TIMER("init rem[]")
+}
+}
+
+{START_TIMER
+#endif
+ for(;;){
+ int best_score=s->dsp.try_8x8basis(rem, weight, basis[0], 0);
+ int best_coeff=0;
+ int best_change=0;
+ int run2, best_unquant_change=0, analyze_gradient;
+#ifdef REFINE_STATS
+{START_TIMER
+#endif
+ analyze_gradient = last_non_zero > 2 || s->avctx->quantizer_noise_shaping >= 3;
+
+ if(analyze_gradient){
+#ifdef REFINE_STATS
+{START_TIMER
+#endif
+ for(i=0; i<64; i++){
+ int w= weight[i];
+
+ d1[i] = (rem[i]*w*w + (1<<(RECON_SHIFT+12-1)))>>(RECON_SHIFT+12);
+ }
+#ifdef REFINE_STATS
+STOP_TIMER("rem*w*w")}
+{START_TIMER
+#endif
+ s->dsp.fdct(d1);
+#ifdef REFINE_STATS
+STOP_TIMER("dct")}
+#endif
+ }
+
+ if(start_i){
+ const int level= block[0];
+ int change, old_coeff;
+
+ assert(s->mb_intra);
+
+ old_coeff= q*level;
+
+ for(change=-1; change<=1; change+=2){
+ int new_level= level + change;
+ int score, new_coeff;
+
+ new_coeff= q*new_level;
+ if(new_coeff >= 2048 || new_coeff < 0)
+ continue;
+
+ score= s->dsp.try_8x8basis(rem, weight, basis[0], new_coeff - old_coeff);
+ if(score<best_score){
+ best_score= score;
+ best_coeff= 0;
+ best_change= change;
+ best_unquant_change= new_coeff - old_coeff;
+ }
+ }
+ }
+
+ run=0;
+ rle_index=0;
+ run2= run_tab[rle_index++];
+ prev_level=0;
+ prev_run=0;
+
+ for(i=start_i; i<64; i++){
+ int j= perm_scantable[i];
+ const int level= block[j];
+ int change, old_coeff;
+
+ if(s->avctx->quantizer_noise_shaping < 3 && i > last_non_zero + 1)
+ break;
+
+ if(level){
+ if(level<0) old_coeff= qmul*level - qadd;
+ else old_coeff= qmul*level + qadd;
+ run2= run_tab[rle_index++]; //FIXME ! maybe after last
+ }else{
+ old_coeff=0;
+ run2--;
+ assert(run2>=0 || i >= last_non_zero );
+ }
+
+ for(change=-1; change<=1; change+=2){
+ int new_level= level + change;
+ int score, new_coeff, unquant_change;
+
+ score=0;
+ if(s->avctx->quantizer_noise_shaping < 2 && ABS(new_level) > ABS(level))
+ continue;
+
+ if(new_level){
+ if(new_level<0) new_coeff= qmul*new_level - qadd;
+ else new_coeff= qmul*new_level + qadd;
+ if(new_coeff >= 2048 || new_coeff <= -2048)
+ continue;
+ //FIXME check for overflow
+
+ if(level){
+ if(level < 63 && level > -63){
+ if(i < last_non_zero)
+ score += length[UNI_AC_ENC_INDEX(run, new_level+64)]
+ - length[UNI_AC_ENC_INDEX(run, level+64)];
+ else
+ score += last_length[UNI_AC_ENC_INDEX(run, new_level+64)]
+ - last_length[UNI_AC_ENC_INDEX(run, level+64)];
+ }
+ }else{
+ assert(ABS(new_level)==1);
+
+ if(analyze_gradient){
+ int g= d1[ scantable[i] ];
+ if(g && (g^new_level) >= 0)
+ continue;
+ }
+
+ if(i < last_non_zero){
+ int next_i= i + run2 + 1;
+ int next_level= block[ perm_scantable[next_i] ] + 64;
+
+ if(next_level&(~127))
+ next_level= 0;
+
+ if(next_i < last_non_zero)
+ score += length[UNI_AC_ENC_INDEX(run, 65)]
+ + length[UNI_AC_ENC_INDEX(run2, next_level)]
+ - length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)];
+ else
+ score += length[UNI_AC_ENC_INDEX(run, 65)]
+ + last_length[UNI_AC_ENC_INDEX(run2, next_level)]
+ - last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)];
+ }else{
+ score += last_length[UNI_AC_ENC_INDEX(run, 65)];
+ if(prev_level){
+ score += length[UNI_AC_ENC_INDEX(prev_run, prev_level)]
+ - last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)];
+ }
+ }
+ }
+ }else{
+ new_coeff=0;
+ assert(ABS(level)==1);
+
+ if(i < last_non_zero){
+ int next_i= i + run2 + 1;
+ int next_level= block[ perm_scantable[next_i] ] + 64;
+
+ if(next_level&(~127))
+ next_level= 0;
+
+ if(next_i < last_non_zero)
+ score += length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]
+ - length[UNI_AC_ENC_INDEX(run2, next_level)]
+ - length[UNI_AC_ENC_INDEX(run, 65)];
+ else
+ score += last_length[UNI_AC_ENC_INDEX(run + run2 + 1, next_level)]
+ - last_length[UNI_AC_ENC_INDEX(run2, next_level)]
+ - length[UNI_AC_ENC_INDEX(run, 65)];
+ }else{
+ score += -last_length[UNI_AC_ENC_INDEX(run, 65)];
+ if(prev_level){
+ score += last_length[UNI_AC_ENC_INDEX(prev_run, prev_level)]
+ - length[UNI_AC_ENC_INDEX(prev_run, prev_level)];
+ }
+ }
+ }
+
+ score *= lambda;
+
+ unquant_change= new_coeff - old_coeff;
+ assert((score < 100*lambda && score > -100*lambda) || lambda==0);
+
+ score+= s->dsp.try_8x8basis(rem, weight, basis[j], unquant_change);
+ if(score<best_score){
+ best_score= score;
+ best_coeff= i;
+ best_change= change;
+ best_unquant_change= unquant_change;
+ }
+ }
+ if(level){
+ prev_level= level + 64;
+ if(prev_level&(~127))
+ prev_level= 0;
+ prev_run= run;
+ run=0;
+ }else{
+ run++;
+ }
+ }
+#ifdef REFINE_STATS
+STOP_TIMER("iterative step")}
+#endif
+
+ if(best_change){
+ int j= perm_scantable[ best_coeff ];
+
+ block[j] += best_change;
+
+ if(best_coeff > last_non_zero){
+ last_non_zero= best_coeff;
+ assert(block[j]);
+#ifdef REFINE_STATS
+after_last++;
+#endif
+ }else{
+#ifdef REFINE_STATS
+if(block[j]){
+ if(block[j] - best_change){
+ if(ABS(block[j]) > ABS(block[j] - best_change)){
+ raise++;
+ }else{
+ lower++;
+ }
+ }else{
+ from_zero++;
}
+}else{
+ to_zero++;
+}
+#endif
+ for(; last_non_zero>=start_i; last_non_zero--){
+ if(block[perm_scantable[last_non_zero]])
+ break;
+ }
+ }
+#ifdef REFINE_STATS
+count++;
+if(256*256*256*64 % count == 0){
+ printf("after_last:%d to_zero:%d from_zero:%d raise:%d lower:%d sign:%d xyp:%d/%d/%d\n", after_last, to_zero, from_zero, raise, lower, messed_sign, s->mb_x, s->mb_y, s->picture_number);
+}
+#endif
+ run=0;
+ rle_index=0;
+ for(i=start_i; i<=last_non_zero; i++){
+ int j= perm_scantable[i];
+ const int level= block[j];
+
+ if(level){
+ run_tab[rle_index++]=run;
+ run=0;
+ }else{
+ run++;
+ }
+ }
+
+ s->dsp.add_8x8basis(rem, basis[j], best_unquant_change);
+ }else{
+ break;
+ }
+ }
+#ifdef REFINE_STATS
+if(last_non_zero>0){
+STOP_TIMER("iterative search")
+}
+}
+#endif
return last_non_zero;
}
DCTELEM *block, int n,
int qscale, int *overflow)
{
- int i, j, level, last_non_zero, q;
+ int i, j, level, last_non_zero, q, start_i;
const int *qmat;
const uint8_t *scantable= s->intra_scantable.scantable;
int bias;
s->dsp.fdct (block);
if(s->dct_error_sum)
- ff_denoise_dct(s, block);
+ s->denoise_dct(s, block);
if (s->mb_intra) {
if (!s->h263_aic) {
/* note: block[0] is assumed to be positive */
block[0] = (block[0] + (q >> 1)) / q;
- i = 1;
+ start_i = 1;
last_non_zero = 0;
qmat = s->q_intra_matrix[qscale];
bias= s->intra_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT);
} else {
- i = 0;
+ start_i = 0;
last_non_zero = -1;
qmat = s->q_inter_matrix[qscale];
bias= s->inter_quant_bias<<(QMAT_SHIFT - QUANT_BIAS_SHIFT);
}
threshold1= (1<<QMAT_SHIFT) - bias - 1;
threshold2= (threshold1<<1);
+ for(i=63;i>=start_i;i--) {
+ j = scantable[i];
+ level = block[j] * qmat[j];
- for(;i<64;i++) {
+ if(((unsigned)(level+threshold1))>threshold2){
+ last_non_zero = i;
+ break;
+ }else{
+ block[j]=0;
+ }
+ }
+ for(i=start_i; i<=last_non_zero; i++) {
j = scantable[i];
- level = block[j];
- level = level * qmat[j];
+ level = block[j] * qmat[j];
// if( bias+level >= (1<<QMAT_SHIFT)
// || bias-level >= (1<<QMAT_SHIFT)){
block[j]= -level;
}
max |=level;
- last_non_zero = i;
}else{
block[j]=0;
}
}
}
+static void dct_unquantize_h261_intra_c(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ int i, level, even;
+ int nCoeffs;
+
+ assert(s->block_last_index[n]>=0);
+
+ if (n < 4)
+ block[0] = block[0] * s->y_dc_scale;
+ else
+ block[0] = block[0] * s->c_dc_scale;
+ even = (qscale & 1)^1;
+ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
+
+ for(i=1; i<=nCoeffs; i++){
+ level = block[i];
+ if (level){
+ if (level < 0){
+ level = qscale * ((level << 1) - 1) + even;
+ }else{
+ level = qscale * ((level << 1) + 1) - even;
+ }
+ }
+ block[i] = level;
+ }
+}
+
+static void dct_unquantize_h261_inter_c(MpegEncContext *s,
+ DCTELEM *block, int n, int qscale)
+{
+ int i, level, even;
+ int nCoeffs;
+
+ assert(s->block_last_index[n]>=0);
+
+ even = (qscale & 1)^1;
+
+ nCoeffs= s->inter_scantable.raster_end[ s->block_last_index[n] ];
+
+ for(i=0; i<=nCoeffs; i++){
+ level = block[i];
+ if (level){
+ if (level < 0){
+ level = qscale * ((level << 1) - 1) + even;
+ }else{
+ level = qscale * ((level << 1) + 1) - even;
+ }
+ }
+ block[i] = level;
+ }
+}
+
static const AVOption mpeg4_options[] =
{
AVOPTION_CODEC_INT("bitrate", "desired video bitrate", bit_rate, 4, 240000000, 800000),
};
#ifdef CONFIG_ENCODERS
-
-AVCodec mpeg1video_encoder = {
- "mpeg1video",
- CODEC_TYPE_VIDEO,
- CODEC_ID_MPEG1VIDEO,
- sizeof(MpegEncContext),
- MPV_encode_init,
- MPV_encode_picture,
- MPV_encode_end,
-};
-
#ifdef CONFIG_RISKY
-
-AVCodec mpeg2video_encoder = {
- "mpeg2video",
- CODEC_TYPE_VIDEO,
- CODEC_ID_MPEG2VIDEO,
- sizeof(MpegEncContext),
- MPV_encode_init,
- MPV_encode_picture,
- MPV_encode_end,
-};
-
AVCodec h263_encoder = {
"h263",
CODEC_TYPE_VIDEO,
MPV_encode_picture,
MPV_encode_end,
.options = mpeg4_options,
+ .capabilities= CODEC_CAP_DELAY,
};
AVCodec msmpeg4v1_encoder = {
projects / ffmpeg / blobdiff