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Code Issues Releases Activity

lavc/codec_par: add AVCodecParameters.framerate

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This corresponds to AVCodecContext.framerate.
This commit is contained in:
Anton Khirnov
2023-05-01 13:35:18 +02:00
parent 55ea1da1c0
commit c2ae8e30b7
4 changed files with 19 additions and 1 deletions
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3
doc/APIchanges
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@@ -2,6 +2,9 @@ The last version increases of all libraries were on 2023-02-09
API changes, most recent first:
2023-05-xx - xxxxxxxxxx - lavc 60.11.100 - codec_par.h
Add AVCodecParameters.framerate.
2023-05-04 - xxxxxxxxxx - lavu 58.7.100 - frame.h
Deprecate AVFrame.interlaced_frame, AVFrame.top_field_first, and
AVFrame.key_frame.

3
libavcodec/codec_par.c
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@@ -46,6 +46,7 @@ static void codec_parameters_reset(AVCodecParameters *par)
par->color_space = AVCOL_SPC_UNSPECIFIED;
par->chroma_location = AVCHROMA_LOC_UNSPECIFIED;
par->sample_aspect_ratio = (AVRational){ 0, 1 };
par->framerate = (AVRational){ 0, 1 };
par->profile = FF_PROFILE_UNKNOWN;
par->level = FF_LEVEL_UNKNOWN;
}
@@ -126,6 +127,7 @@ int avcodec_parameters_from_context(AVCodecParameters *par,
par->chroma_location = codec->chroma_sample_location;
par->sample_aspect_ratio = codec->sample_aspect_ratio;
par->video_delay = codec->has_b_frames;
par->framerate = codec->framerate;
break;
case AVMEDIA_TYPE_AUDIO:
par->format = codec->sample_fmt;
@@ -207,6 +209,7 @@ int avcodec_parameters_to_context(AVCodecContext *codec,
codec->chroma_sample_location = par->chroma_location;
codec->sample_aspect_ratio = par->sample_aspect_ratio;
codec->has_b_frames = par->video_delay;
codec->framerate = par->framerate;
break;
case AVMEDIA_TYPE_AUDIO:
codec->sample_fmt = par->format;

12
libavcodec/codec_par.h
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@@ -211,6 +211,18 @@ typedef struct AVCodecParameters {
* Audio only. The channel layout and number of channels.
*/
AVChannelLayout ch_layout;
/**
* Video only. Number of frames per second, for streams with constant frame
* durations. Should be set to { 0, 1 } when some frames have differing
* durations or if the value is not known.
*
* @note This field correponds to values that are stored in codec-level
* headers and is typically overridden by container/transport-layer
* timestamps, when available. It should thus be used only as a last resort,
* when no higher-level timing information is available.
*/
AVRational framerate;
} AVCodecParameters;
/**

2
libavcodec/version.h
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@@ -29,7 +29,7 @@
#include "version_major.h"
#define LIBAVCODEC_VERSION_MINOR 10
#define LIBAVCODEC_VERSION_MINOR 11
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \