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lavc: add format field to AVFrame

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The format is a per-frame property, having it in AVFrame simplify the
operation of extraction of that information, since avoids the need to
access the codec/stream context.
This commit is contained in:
Stefano Sabatini 2011-05-01 14:10:20 +02:00
parent 22333a6b19
commit 18ded93ab3
5 changed files with 17 additions and 1 deletions
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3
doc/APIchanges
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@ -13,6 +13,9 @@ libavutil: 2011-04-18
API changes, most recent first:
2011-05-07 - xxxxxxx - lavc 53.5.0 - AVFrame
Add format field to AVFrame.
2011-05-07 - xxxxxxx - lavc 53.4.0 - AVFrame
Add width and height fields to AVFrame.

9
libavcodec/avcodec.h
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@ -1025,6 +1025,15 @@ typedef struct AVPanScan{
* - decoding: Read by user.\
*/\
int width, height;\
\
/**\
* format of the frame, -1 if unknown or unset\
* It should be cast to the corresponding enum (enum PixelFormat\
* for video, enum AVSampleFormat for audio)\
* - encoding: unused\
* - decoding: Read by user.\
*/\
int format;\
#define FF_QSCALE_TYPE_MPEG1 0

3
libavcodec/utils.c
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@ -456,6 +456,7 @@ void avcodec_get_frame_defaults(AVFrame *pic){
pic->pkt_pos = -1;
pic->key_frame= 1;
pic->sample_aspect_ratio = (AVRational){0, 1};
pic->format = -1; /* unknown */
}
AVFrame *avcodec_alloc_frame(void){
@ -743,6 +744,8 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
picture->width = avctx->width;
if (!picture->height)
picture->height = avctx->height;
if (picture->format == PIX_FMT_NONE)
picture->format = avctx->pix_fmt;
}
emms_c(); //needed to avoid an emms_c() call before every return;

2
libavcodec/version.h
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@ -21,7 +21,7 @@
#define AVCODEC_VERSION_H
#define LIBAVCODEC_VERSION_MAJOR 53
#define LIBAVCODEC_VERSION_MINOR 4
#define LIBAVCODEC_VERSION_MINOR 5
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

1
libavfilter/vsrc_buffer.c
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@ -104,6 +104,7 @@ int av_vsrc_buffer_add_frame2(AVFilterContext *buffer_filter, AVFrame *frame,
memcpy(c->frame.linesize, frame->linesize, sizeof(frame->linesize));
c->frame.width = frame->width;
c->frame.height = frame->height;
c->frame.format = frame->format;
c->frame.interlaced_frame= frame->interlaced_frame;
c->frame.top_field_first = frame->top_field_first;
c->frame.key_frame = frame->key_frame;