*/
/**
- * @file libavcodec/mpegvideo_enc.c
+ * @file
* The simplest mpeg encoder (well, it was the simplest!).
*/
+#include "libavutil/intmath.h"
#include "avcodec.h"
#include "dsputil.h"
#include "mpegvideo.h"
static int encode_picture(MpegEncContext *s, int picture_number);
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);
+static int dct_quantize_trellis_c(MpegEncContext *s, DCTELEM *block, int n, int qscale, int *overflow);
/* enable all paranoid tests for rounding, overflows, etc... */
//#define PARANOID
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));
+ memcpy(dst->ref_index[i], src->ref_index[i], s->mb_stride*4*s->mb_height*sizeof(int8_t));
}
}
}
}
break;
case CODEC_ID_LJPEG:
+ if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P && avctx->pix_fmt != PIX_FMT_YUVJ444P && avctx->pix_fmt != PIX_FMT_BGRA &&
+ ((avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P && avctx->pix_fmt != PIX_FMT_YUV444P) || avctx->strict_std_compliance>FF_COMPLIANCE_UNOFFICIAL)){
+ av_log(avctx, AV_LOG_ERROR, "colorspace not supported in LJPEG\n");
+ return -1;
+ }
+ break;
case CODEC_ID_MJPEG:
- if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P && avctx->pix_fmt != PIX_FMT_RGB32 &&
- ((avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P) || avctx->strict_std_compliance>FF_COMPLIANCE_INOFFICIAL)){
+ if(avctx->pix_fmt != PIX_FMT_YUVJ420P && avctx->pix_fmt != PIX_FMT_YUVJ422P &&
+ ((avctx->pix_fmt != PIX_FMT_YUV420P && avctx->pix_fmt != PIX_FMT_YUV422P) || avctx->strict_std_compliance>FF_COMPLIANCE_UNOFFICIAL)){
av_log(avctx, AV_LOG_ERROR, "colorspace not supported in jpeg\n");
return -1;
}
av_log(avctx, AV_LOG_INFO, "impossible bitrate constraints, this will fail\n");
}
- if(avctx->rc_buffer_size && avctx->bit_rate*av_q2d(avctx->time_base) > avctx->rc_buffer_size){
+ if(avctx->rc_buffer_size && avctx->bit_rate*(int64_t)avctx->time_base.num > avctx->rc_buffer_size * (int64_t)avctx->time_base.den){
av_log(avctx, AV_LOG_ERROR, "VBV buffer too small for bitrate\n");
return -1;
}
- if(avctx->bit_rate*av_q2d(avctx->time_base) > avctx->bit_rate_tolerance){
+ if(!s->fixed_qscale && avctx->bit_rate*av_q2d(avctx->time_base) > avctx->bit_rate_tolerance){
av_log(avctx, AV_LOG_ERROR, "bitrate tolerance too small for bitrate\n");
return -1;
}
// 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;
- }else if(s->mpeg_quant || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO){
+ if(s->mpeg_quant || s->codec_id==CODEC_ID_MPEG1VIDEO || s->codec_id==CODEC_ID_MPEG2VIDEO || s->codec_id==CODEC_ID_MJPEG){
s->intra_quant_bias= 3<<(QUANT_BIAS_SHIFT-3); //(a + x*3/8)/x
s->inter_quant_bias= 0;
}else{
avcodec_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift);
if(avctx->codec_id == CODEC_ID_MPEG4 && s->avctx->time_base.den > (1<<16)-1){
- av_log(avctx, AV_LOG_ERROR, "timebase not supported by mpeg 4 standard\n");
+ av_log(avctx, AV_LOG_ERROR, "timebase %d/%d not supported by MPEG 4 standard, "
+ "the maximum admitted value for the timebase denominator is %d\n",
+ s->avctx->time_base.num, s->avctx->time_base.den, (1<<16)-1);
return -1;
}
s->time_increment_bits = av_log2(s->avctx->time_base.den - 1) + 1;
break;
case CODEC_ID_H263:
if (!CONFIG_H263_ENCODER) return -1;
- if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height) == 7) {
+ if (ff_match_2uint16(h263_format, FF_ARRAY_ELEMS(h263_format), s->width, s->height) == 8) {
av_log(avctx, AV_LOG_INFO, "The specified picture size of %dx%d is not valid for the H.263 codec.\nValid sizes are 128x96, 176x144, 352x288, 704x576, and 1408x1152. Try H.263+.\n", s->width, s->height);
return -1;
}
s->h263_aic=1;
s->h263_plus=1;
s->loop_filter=1;
- s->unrestricted_mv= s->obmc || s->loop_filter || s->umvplus;
+ s->unrestricted_mv= 0;
break;
case CODEC_ID_MPEG4:
s->out_format = FMT_H263;
pic->data[i]= pic_arg->data[i];
pic->linesize[i]= pic_arg->linesize[i];
}
- ff_alloc_picture(s, (Picture*)pic, 1);
+ if(ff_alloc_picture(s, (Picture*)pic, 1) < 0){
+ return -1;
+ }
}else{
i= ff_find_unused_picture(s, 0);
pic= (AVFrame*)&s->picture[i];
pic->reference= 3;
- ff_alloc_picture(s, (Picture*)pic, 0);
+ if(ff_alloc_picture(s, (Picture*)pic, 0) < 0){
+ return -1;
+ }
if( pic->data[0] + INPLACE_OFFSET == pic_arg->data[0]
&& pic->data[1] + INPLACE_OFFSET == pic_arg->data[1]
return best_b_count;
}
-static void select_input_picture(MpegEncContext *s){
+static int select_input_picture(MpegEncContext *s){
int i;
for(i=1; i<MAX_PICTURE_COUNT; i++)
Picture *pic= &s->picture[i];
pic->reference = s->reordered_input_picture[0]->reference;
- ff_alloc_picture(s, pic, 0);
+ if(ff_alloc_picture(s, pic, 0) < 0){
+ return -1;
+ }
/* mark us unused / free shared pic */
if(s->reordered_input_picture[0]->type == FF_BUFFER_TYPE_INTERNAL)
}else{
memset(&s->new_picture, 0, sizeof(Picture));
}
+ return 0;
}
int MPV_encode_picture(AVCodecContext *avctx,
if(load_input_picture(s, pic_arg) < 0)
return -1;
- select_input_picture(s);
+ if(select_input_picture(s) < 0){
+ return -1;
+ }
/* output? */
if(s->new_picture.data[0]){
s->vbv_delay_ptr[1] = vbv_delay>>5;
s->vbv_delay_ptr[2] &= 0x07;
s->vbv_delay_ptr[2] |= vbv_delay<<3;
+ avctx->vbv_delay = vbv_delay*300;
}
s->total_bits += s->frame_bits;
avctx->frame_bits = s->frame_bits;
if(mb_x*16+16 > s->width || mb_y*16+16 > s->height){
uint8_t *ebuf= s->edge_emu_buffer + 32;
- ff_emulated_edge_mc(ebuf , ptr_y , wrap_y,16,16,mb_x*16,mb_y*16, s->width , s->height);
+ s->dsp.emulated_edge_mc(ebuf , ptr_y , wrap_y,16,16,mb_x*16,mb_y*16, s->width , s->height);
ptr_y= ebuf;
- ff_emulated_edge_mc(ebuf+18*wrap_y , ptr_cb, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ s->dsp.emulated_edge_mc(ebuf+18*wrap_y , ptr_cb, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
ptr_cb= ebuf+18*wrap_y;
- ff_emulated_edge_mc(ebuf+18*wrap_y+8, ptr_cr, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
+ s->dsp.emulated_edge_mc(ebuf+18*wrap_y+8, ptr_cr, wrap_c, 8, mb_block_height, mb_x*8, mb_y*8, s->width>>1, s->height>>1);
ptr_cr= ebuf+18*wrap_y+8;
}
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] = av_clip_uint8((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3);
}
+ s->y_dc_scale_table=
+ s->c_dc_scale_table= ff_mpeg2_dc_scale_table[s->intra_dc_precision];
+ s->intra_matrix[0] = ff_mpeg2_dc_scale_table[s->intra_dc_precision][8];
ff_convert_matrix(&s->dsp, s->q_intra_matrix, s->q_intra_matrix16,
s->intra_matrix, s->intra_quant_bias, 8, 8, 1);
s->qscale= 8;
return 0;
}
-void denoise_dct_c(MpegEncContext *s, DCTELEM *block){
+static void denoise_dct_c(MpegEncContext *s, DCTELEM *block){
const int intra= s->mb_intra;
int i;
}
}
-int dct_quantize_trellis_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){
const int *qmat;
const uint8_t *scantable= s->intra_scantable.scantable;
const uint8_t *perm_scantable= s->intra_scantable.permutated;
DCTELEM *block, int16_t *weight, DCTELEM *orig,
int n, int qscale){
int16_t rem[64];
- DECLARE_ALIGNED_16(DCTELEM, d1[64]);
+ LOCAL_ALIGNED_16(DCTELEM, d1, [64]);
const uint8_t *scantable= s->intra_scantable.scantable;
const uint8_t *perm_scantable= s->intra_scantable.permutated;
// unsigned int threshold1, threshold2;
return last_non_zero;
}
-AVCodec h263_encoder = {
+AVCodec ff_h263_encoder = {
"h263",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_H263,
sizeof(MpegEncContext),
MPV_encode_init,
.long_name= NULL_IF_CONFIG_SMALL("H.263 / H.263-1996"),
};
-AVCodec h263p_encoder = {
+AVCodec ff_h263p_encoder = {
"h263p",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_H263P,
sizeof(MpegEncContext),
MPV_encode_init,
.long_name= NULL_IF_CONFIG_SMALL("H.263+ / H.263-1998 / H.263 version 2"),
};
-AVCodec msmpeg4v1_encoder = {
+AVCodec ff_msmpeg4v1_encoder = {
"msmpeg4v1",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_MSMPEG4V1,
sizeof(MpegEncContext),
MPV_encode_init,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 1"),
};
-AVCodec msmpeg4v2_encoder = {
+AVCodec ff_msmpeg4v2_encoder = {
"msmpeg4v2",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_MSMPEG4V2,
sizeof(MpegEncContext),
MPV_encode_init,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 2"),
};
-AVCodec msmpeg4v3_encoder = {
+AVCodec ff_msmpeg4v3_encoder = {
"msmpeg4",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_MSMPEG4V3,
sizeof(MpegEncContext),
MPV_encode_init,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2 Microsoft variant version 3"),
};
-AVCodec wmv1_encoder = {
+AVCodec ff_wmv1_encoder = {
"wmv1",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_WMV1,
sizeof(MpegEncContext),
MPV_encode_init,
projects / ffmpeg / blobdiff