/*
* The simplest mpeg encoder (well, it was the simplest!)
- * Copyright (c) 2000,2001 Fabrice Bellard.
+ * Copyright (c) 2000,2001 Fabrice Bellard
* Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at>
*
* 4MV & hq & B-frame encoding stuff by Michael Niedermayer <michaelni@gmx.at>
*/
/**
- * @file mpegvideo.c
+ * @file libavcodec/mpegvideo.c
* The simplest mpeg encoder (well, it was the simplest!).
*/
#include "mjpegenc.h"
#include "msmpeg4.h"
#include "faandct.h"
+#include "xvmc_internal.h"
#include <limits.h>
//#undef NDEBUG
static void dct_unquantize_h263_inter_c(MpegEncContext *s,
DCTELEM *block, int n, int qscale);
-extern int XVMC_field_start(MpegEncContext*s, AVCodecContext *avctx);
-extern void XVMC_field_end(MpegEncContext *s);
-extern void XVMC_decode_mb(MpegEncContext *s);
-
/* enable all paranoid tests for rounding, overflows, etc... */
//#define PARANOID
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
};
+const enum PixelFormat ff_pixfmt_list_420[] = {
+ PIX_FMT_YUV420P,
+ PIX_FMT_NONE
+};
+
+const enum PixelFormat ff_hwaccel_pixfmt_list_420[] = {
+ PIX_FMT_VAAPI_VLD,
+ PIX_FMT_YUV420P,
+ PIX_FMT_NONE
+};
const uint8_t *ff_find_start_code(const uint8_t * restrict p, const uint8_t *end, uint32_t * restrict state){
int i;
}
/* init common dct for both encoder and decoder */
-int ff_dct_common_init(MpegEncContext *s)
+av_cold int ff_dct_common_init(MpegEncContext *s)
{
s->dct_unquantize_h263_intra = dct_unquantize_h263_intra_c;
s->dct_unquantize_h263_inter = dct_unquantize_h263_inter_c;
s->dct_unquantize_mpeg2_intra = dct_unquantize_mpeg2_intra_bitexact;
s->dct_unquantize_mpeg2_inter = dct_unquantize_mpeg2_inter_c;
-#if defined(HAVE_MMX)
+#if HAVE_MMX
MPV_common_init_mmx(s);
-#elif defined(ARCH_ALPHA)
+#elif ARCH_ALPHA
MPV_common_init_axp(s);
-#elif defined(CONFIG_MLIB)
+#elif CONFIG_MLIB
MPV_common_init_mlib(s);
-#elif defined(HAVE_MMI)
+#elif HAVE_MMI
MPV_common_init_mmi(s);
-#elif defined(ARCH_ARMV4L)
- MPV_common_init_armv4l(s);
-#elif defined(HAVE_ALTIVEC)
+#elif ARCH_ARM
+ MPV_common_init_arm(s);
+#elif HAVE_ALTIVEC
MPV_common_init_altivec(s);
-#elif defined(ARCH_BFIN)
+#elif ARCH_BFIN
MPV_common_init_bfin(s);
#endif
return 0;
}
-void copy_picture(Picture *dst, Picture *src){
+void ff_copy_picture(Picture *dst, Picture *src){
*dst = *src;
dst->type= FF_BUFFER_TYPE_COPY;
}
+/**
+ * Releases a frame buffer
+ */
+static void free_frame_buffer(MpegEncContext *s, Picture *pic)
+{
+ s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
+ av_freep(&pic->hwaccel_picture_private);
+}
+
+/**
+ * Allocates a frame buffer
+ */
+static int alloc_frame_buffer(MpegEncContext *s, Picture *pic)
+{
+ int r;
+
+ if (s->avctx->hwaccel) {
+ assert(!pic->hwaccel_picture_private);
+ if (s->avctx->hwaccel->priv_data_size) {
+ pic->hwaccel_picture_private = av_mallocz(s->avctx->hwaccel->priv_data_size);
+ if (!pic->hwaccel_picture_private) {
+ av_log(s->avctx, AV_LOG_ERROR, "alloc_frame_buffer() failed (hwaccel private data allocation)\n");
+ return -1;
+ }
+ }
+ }
+
+ r = s->avctx->get_buffer(s->avctx, (AVFrame*)pic);
+
+ if (r<0 || !pic->age || !pic->type || !pic->data[0]) {
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (%d %d %d %p)\n", r, pic->age, pic->type, pic->data[0]);
+ av_freep(&pic->hwaccel_picture_private);
+ return -1;
+ }
+
+ if (s->linesize && (s->linesize != pic->linesize[0] || s->uvlinesize != pic->linesize[1])) {
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (stride changed)\n");
+ free_frame_buffer(s, pic);
+ return -1;
+ }
+
+ if (pic->linesize[1] != pic->linesize[2]) {
+ av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (uv stride mismatch)\n");
+ free_frame_buffer(s, pic);
+ return -1;
+ }
+
+ return 0;
+}
+
/**
* allocates a Picture
* The pixels are allocated/set by calling get_buffer() if shared=0
}else{
assert(!pic->data[0]);
- r= s->avctx->get_buffer(s->avctx, (AVFrame*)pic);
-
- if(r<0 || !pic->age || !pic->type || !pic->data[0]){
- av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (%d %d %d %p)\n", r, pic->age, pic->type, pic->data[0]);
- return -1;
- }
-
- if(s->linesize && (s->linesize != pic->linesize[0] || s->uvlinesize != pic->linesize[1])){
- av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (stride changed)\n");
- s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
- return -1;
- }
-
- if(pic->linesize[1] != pic->linesize[2]){
- av_log(s->avctx, AV_LOG_ERROR, "get_buffer() failed (uv stride mismatch)\n");
- s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
+ if (alloc_frame_buffer(s, pic) < 0)
return -1;
- }
s->linesize = pic->linesize[0];
s->uvlinesize= pic->linesize[1];
return 0;
fail: //for the CHECKED_ALLOCZ macro
if(r>=0)
- s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
+ free_frame_buffer(s, pic);
return -1;
}
int i;
if(pic->data[0] && pic->type!=FF_BUFFER_TYPE_SHARED){
- s->avctx->release_buffer(s->avctx, (AVFrame*)pic);
+ free_frame_buffer(s, pic);
}
av_freep(&pic->mb_var);
//FIXME should be linesize instead of s->width*2 but that is not known before get_buffer()
CHECKED_ALLOCZ(s->me.scratchpad, (s->width+64)*4*16*2*sizeof(uint8_t))
+ s->me.temp= s->me.scratchpad;
s->rd_scratchpad= s->me.scratchpad;
s->b_scratchpad= s->me.scratchpad;
s->obmc_scratchpad= s->me.scratchpad + 16;
s->block= s->blocks[0];
for(i=0;i<12;i++){
- s->pblocks[i] = (short *)(&s->block[i]);
+ s->pblocks[i] = &s->block[i];
}
return 0;
fail:
av_freep(&s->allocated_edge_emu_buffer); s->edge_emu_buffer= NULL;
av_freep(&s->me.scratchpad);
+ s->me.temp=
s->rd_scratchpad=
s->b_scratchpad=
s->obmc_scratchpad= NULL;
COPY(allocated_edge_emu_buffer);
COPY(edge_emu_buffer);
COPY(me.scratchpad);
+ COPY(me.temp);
COPY(rd_scratchpad);
COPY(b_scratchpad);
COPY(obmc_scratchpad);
memcpy(dst, src, sizeof(MpegEncContext));
backup_duplicate_context(dst, &bak);
for(i=0;i<12;i++){
- dst->pblocks[i] = (short *)(&dst->block[i]);
+ dst->pblocks[i] = &dst->block[i];
}
//STOP_TIMER("update_duplicate_context") //about 10k cycles / 0.01 sec for 1000frames on 1ghz with 2 threads
}
* 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)
+av_cold int MPV_common_init(MpegEncContext *s)
{
int y_size, c_size, yc_size, i, mb_array_size, mv_table_size, x, y, threads;
- s->mb_height = (s->height + 15) / 16;
+ if(s->codec_id == CODEC_ID_MPEG2VIDEO && !s->progressive_sequence)
+ s->mb_height = (s->height + 31) / 32 * 2;
+ else
+ s->mb_height = (s->height + 15) / 16;
+
+ if(s->avctx->pix_fmt == PIX_FMT_NONE){
+ av_log(s->avctx, AV_LOG_ERROR, "decoding to PIX_FMT_NONE is not supported.\n");
+ return -1;
+ }
if(s->avctx->thread_count > MAX_THREADS || (s->avctx->thread_count > s->mb_height && s->mb_height)){
av_log(s->avctx, AV_LOG_ERROR, "too many threads\n");
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);
+ s->visualization_buffer[1] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
+ s->visualization_buffer[2] = av_malloc((s->mb_width*16 + 2*EDGE_WIDTH) * s->mb_height*16 + 2*EDGE_WIDTH);
}
s->context_initialized = 1;
/* mark&release old frames */
if (s->pict_type != FF_B_TYPE && s->last_picture_ptr && s->last_picture_ptr != s->next_picture_ptr && s->last_picture_ptr->data[0]) {
if(s->out_format != FMT_H264 || s->codec_id == CODEC_ID_SVQ3){
- avctx->release_buffer(avctx, (AVFrame*)s->last_picture_ptr);
+ free_frame_buffer(s, s->last_picture_ptr);
/* release forgotten pictures */
/* if(mpeg124/h263) */
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && &s->picture[i] != s->next_picture_ptr && s->picture[i].reference){
av_log(avctx, AV_LOG_ERROR, "releasing zombie picture\n");
- avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
+ free_frame_buffer(s, &s->picture[i]);
}
}
}
/* release non reference frames */
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){
- s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]);
+ free_frame_buffer(s, &s->picture[i]);
}
}
// s->current_picture_ptr->quality= s->new_picture_ptr->quality;
s->current_picture_ptr->key_frame= s->pict_type == FF_I_TYPE;
- copy_picture(&s->current_picture, s->current_picture_ptr);
+ ff_copy_picture(&s->current_picture, s->current_picture_ptr);
if (s->pict_type != FF_B_TYPE) {
s->last_picture_ptr= s->next_picture_ptr;
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);
+ if(s->last_picture_ptr) ff_copy_picture(&s->last_picture, s->last_picture_ptr);
+ if(s->next_picture_ptr) ff_copy_picture(&s->next_picture, s->next_picture_ptr);
- if(s->pict_type != FF_I_TYPE && (s->last_picture_ptr==NULL || s->last_picture_ptr->data[0]==NULL) && !s->dropable){
+ if(s->pict_type != FF_I_TYPE && (s->last_picture_ptr==NULL || s->last_picture_ptr->data[0]==NULL) && !s->dropable && s->codec_id != CODEC_ID_H264){
av_log(avctx, AV_LOG_ERROR, "warning: first frame is no keyframe\n");
assert(s->pict_type != FF_B_TYPE); //these should have been dropped if we don't have a reference
goto alloc;
}
s->hurry_up= s->avctx->hurry_up;
- s->error_resilience= avctx->error_resilience;
+ s->error_recognition= avctx->error_recognition;
/* set dequantizer, we can't do it during init as it might change for mpeg4
and we can't do it in the header decode as init is not called for mpeg4 there yet */
update_noise_reduction(s);
}
-#ifdef HAVE_XVMC
- if(s->avctx->xvmc_acceleration)
- return XVMC_field_start(s, avctx);
-#endif
+ if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration)
+ return ff_xvmc_field_start(s, avctx);
+
return 0;
}
{
int i;
/* draw edge for correct motion prediction if outside */
-#ifdef HAVE_XVMC
-//just to make sure that all data is rendered.
- if(s->avctx->xvmc_acceleration){
- XVMC_field_end(s);
- }else
-#endif
- if(s->unrestricted_mv && s->current_picture.reference && !s->intra_only && !(s->flags&CODEC_FLAG_EMU_EDGE)) {
+ //just to make sure that all data is rendered.
+ if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration){
+ ff_xvmc_field_end(s);
+ }else if(!s->avctx->hwaccel
+ && !(s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU)
+ && s->unrestricted_mv
+ && s->current_picture.reference
+ && !s->intra_only
+ && !(s->flags&CODEC_FLAG_EMU_EDGE)) {
s->dsp.draw_edges(s->current_picture.data[0], s->linesize , s->h_edge_pos , s->v_edge_pos , EDGE_WIDTH );
s->dsp.draw_edges(s->current_picture.data[1], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
s->dsp.draw_edges(s->current_picture.data[2], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
/* release non-reference frames */
for(i=0; i<MAX_PICTURE_COUNT; i++){
if(s->picture[i].data[0] && !s->picture[i].reference /*&& s->picture[i].type!=FF_BUFFER_TYPE_SHARED*/){
- s->avctx->release_buffer(s->avctx, (AVFrame*)&s->picture[i]);
+ free_frame_buffer(s, &s->picture[i]);
}
}
}
*/
void ff_print_debug_info(MpegEncContext *s, AVFrame *pict){
- if(!pict || !pict->mb_type) return;
+ if(s->avctx->hwaccel || !pict || !pict->mb_type) return;
if(s->avctx->debug&(FF_DEBUG_SKIP | FF_DEBUG_QP | FF_DEBUG_MB_TYPE)){
int x,y;
int mb_y;
uint8_t *ptr;
int i;
- int h_chroma_shift, v_chroma_shift;
+ int h_chroma_shift, v_chroma_shift, block_height;
const int width = s->avctx->width;
const int height= s->avctx->height;
const int mv_sample_log2= 4 - pict->motion_subsample_log2;
}
pict->type= FF_BUFFER_TYPE_COPY;
ptr= pict->data[0];
+ block_height = 16>>v_chroma_shift;
for(mb_y=0; mb_y<s->mb_height; mb_y++){
int mb_x;
if((s->avctx->debug&FF_DEBUG_VIS_QP) && pict->motion_val){
uint64_t c= (pict->qscale_table[mb_index]*128/31) * 0x0101010101010101ULL;
int y;
- for(y=0; y<8; y++){
- *(uint64_t*)(pict->data[1] + 8*mb_x + (8*mb_y + y)*pict->linesize[1])= c;
- *(uint64_t*)(pict->data[2] + 8*mb_x + (8*mb_y + y)*pict->linesize[2])= c;
+ for(y=0; y<block_height; y++){
+ *(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= c;
+ *(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= c;
}
}
if((s->avctx->debug&FF_DEBUG_VIS_MB_TYPE) && pict->motion_val){
u*= 0x0101010101010101ULL;
v*= 0x0101010101010101ULL;
- for(y=0; y<8; y++){
- *(uint64_t*)(pict->data[1] + 8*mb_x + (8*mb_y + y)*pict->linesize[1])= u;
- *(uint64_t*)(pict->data[2] + 8*mb_x + (8*mb_y + y)*pict->linesize[2])= v;
+ for(y=0; y<block_height; y++){
+ *(uint64_t*)(pict->data[1] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[1])= u;
+ *(uint64_t*)(pict->data[2] + 8*mb_x + (block_height*mb_y + y)*pict->linesize[2])= v;
}
//segmentation
ff_emulated_edge_mc(s->edge_emu_buffer, ptr_y, s->linesize, 17, 17+field_based,
src_x, src_y<<field_based, h_edge_pos, v_edge_pos);
ptr_y = s->edge_emu_buffer;
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(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, h_edge_pos>>1, v_edge_pos>>1);
sy <<= 2 - lowres;
pix_op[lowres-1](dest_y, ptr_y, linesize, h, sx, sy);
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
uvsx <<= 2 - lowres;
uvsy <<= 2 - lowres;
pix_op[lowres](dest_cb, ptr_cb, uvlinesize, h >> s->chroma_y_shift, uvsx, uvsy);
my += s->mv[dir][i][1];
}
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY))
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY))
chroma_4mv_motion_lowres(s, dest_cb, dest_cr, ref_picture, pix_op, mx, my);
break;
case MV_TYPE_FIELD:
{
int mb_x, mb_y;
const int mb_xy = s->mb_y * s->mb_stride + s->mb_x;
-#ifdef HAVE_XVMC
- if(s->avctx->xvmc_acceleration){
- XVMC_decode_mb(s);//xvmc uses pblocks
+ if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration){
+ ff_xvmc_decode_mb(s);//xvmc uses pblocks
return;
}
-#endif
mb_x = s->mb_x;
mb_y = s->mb_y;
add_dequant_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
add_dequant_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
if (s->chroma_y_shift){
add_dequant_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
add_dequant_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
add_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize);
add_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize);
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
if(s->chroma_y_shift){//Chroma420
add_dct(s, block[4], 4, dest_cb, uvlinesize);
add_dct(s, block[5], 5, dest_cr, uvlinesize);
}
}//fi gray
}
- else if (ENABLE_WMV2) {
+ else if (CONFIG_WMV2) {
ff_wmv2_add_mb(s, block, dest_y, dest_cb, dest_cr);
}
} else {
put_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
put_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
if(s->chroma_y_shift){
put_dct(s, block[4], 4, dest_cb, uvlinesize, s->chroma_qscale);
put_dct(s, block[5], 5, dest_cr, uvlinesize, s->chroma_qscale);
s->dsp.idct_put(dest_y + dct_offset , dct_linesize, block[2]);
s->dsp.idct_put(dest_y + dct_offset + block_size, dct_linesize, block[3]);
- if(!ENABLE_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
+ if(!CONFIG_GRAY || !(s->flags&CODEC_FLAG_GRAY)){
if(s->chroma_y_shift){
s->dsp.idct_put(dest_cb, uvlinesize, block[4]);
s->dsp.idct_put(dest_cr, uvlinesize, block[5]);
}
void MPV_decode_mb(MpegEncContext *s, DCTELEM block[12][64]){
-#ifndef CONFIG_SMALL
+#if !CONFIG_SMALL
if(s->out_format == FMT_MPEG1) {
if(s->avctx->lowres) MPV_decode_mb_internal(s, block, 1, 1);
else MPV_decode_mb_internal(s, block, 0, 1);
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))
- avctx->release_buffer(avctx, (AVFrame*)&s->picture[i]);
+ free_frame_buffer(s, &s->picture[i]);
}
s->current_picture_ptr = s->last_picture_ptr = s->next_picture_ptr = NULL;
projects / ffmpeg / blobdiff