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mpeg4enc: add 'data_partitioning' private option. 

Deprecate CODEC_FLAG_PART
This commit is contained in:
Anton Khirnov 2011-08-27 10:16:14 +02:00
parent 0cc06b9e23
commit 4623420d84
4 changed files with 27 additions and 1 deletions
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2
libavcodec/avcodec.h
View File

@ -570,7 +570,9 @@ typedef struct RcOverride{
#define CODEC_FLAG_QPEL 0x0010 ///< Use qpel MC.
#define CODEC_FLAG_GMC 0x0020 ///< Use GMC.
#define CODEC_FLAG_MV0 0x0040 ///< Always try a MB with MV=<0,0>.
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
#define CODEC_FLAG_PART 0x0080 ///< Use data partitioning.
#endif
/**
* The parent program guarantees that the input for B-frames containing
* streams is not written to for at least s->max_b_frames+1 frames, if

17
libavcodec/mpeg4videoenc.c
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@ -20,6 +20,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/log.h"
#include "libavutil/opt.h"
#include "mpegvideo.h"
#include "h263.h"
#include "mpeg4video.h"
@ -1274,6 +1276,20 @@ void ff_mpeg4_encode_video_packet_header(MpegEncContext *s)
put_bits(&s->pb, 1, 0); /* no HEC */
}
#define OFFSET(x) offsetof(MpegEncContext, x)
#define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
static const AVOption options[] = {
{ "data_partitioning", "Use data partitioning.", OFFSET(data_partitioning), FF_OPT_TYPE_INT, { 0 }, 0, 1, VE },
{ NULL },
};
static const AVClass mpeg4enc_class = {
.class_name = "MPEG4 encoder",
.item_name = av_default_item_name,
.option = options,
.version = LIBAVUTIL_VERSION_INT,
};
AVCodec ff_mpeg4_encoder = {
.name = "mpeg4",
.type = AVMEDIA_TYPE_VIDEO,
@ -1285,4 +1301,5 @@ AVCodec ff_mpeg4_encoder = {
.pix_fmts= (const enum PixelFormat[]){PIX_FMT_YUV420P, PIX_FMT_NONE},
.capabilities= CODEC_CAP_DELAY | CODEC_CAP_SLICE_THREADS,
.long_name= NULL_IF_CONFIG_SMALL("MPEG-4 part 2"),
.priv_class = &mpeg4enc_class,
};

7
libavcodec/mpegvideo_enc.c
View File

@ -305,7 +305,10 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
s->luma_elim_threshold = avctx->luma_elim_threshold;
s->chroma_elim_threshold= avctx->chroma_elim_threshold;
s->strict_std_compliance= avctx->strict_std_compliance;
s->data_partitioning= avctx->flags & CODEC_FLAG_PART;
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if (avctx->flags & CODEC_FLAG_PART)
s->data_partitioning = 1;
#endif
s->quarter_sample= (avctx->flags & CODEC_FLAG_QPEL)!=0;
s->mpeg_quant= avctx->mpeg_quant;
s->rtp_mode= !!avctx->rtp_payload_size;
@ -402,10 +405,12 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
return -1;
}
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
if(s->data_partitioning && s->codec_id != CODEC_ID_MPEG4){
av_log(avctx, AV_LOG_ERROR, "data partitioning not supported by codec\n");
return -1;
}
#endif
if(s->max_b_frames && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG1VIDEO && s->codec_id != CODEC_ID_MPEG2VIDEO){
av_log(avctx, AV_LOG_ERROR, "b frames not supported by codec\n");

2
libavcodec/options.c
View File

@ -81,7 +81,9 @@ static const AVOption options[]={
{"qscale", "use fixed qscale", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_QSCALE }, INT_MIN, INT_MAX, 0, "flags"},
{"gmc", "use gmc", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_GMC }, INT_MIN, INT_MAX, V|E, "flags"},
{"mv0", "always try a mb with mv=<0,0>", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_MV0 }, INT_MIN, INT_MAX, V|E, "flags"},
#if FF_API_MPEGVIDEO_GLOBAL_OPTS
{"part", "use data partitioning", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PART }, INT_MIN, INT_MAX, V|E, "flags"},
#endif
{"input_preserved", NULL, 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_INPUT_PRESERVED }, INT_MIN, INT_MAX, 0, "flags"},
{"pass1", "use internal 2pass ratecontrol in first pass mode", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PASS1 }, INT_MIN, INT_MAX, 0, "flags"},
{"pass2", "use internal 2pass ratecontrol in second pass mode", 0, FF_OPT_TYPE_CONST, {.dbl = CODEC_FLAG_PASS2 }, INT_MIN, INT_MAX, 0, "flags"},