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avcodec: add a Producer Reference Time AVPacketSideData type 

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2019-10-04 11:54:28 -03:00
parent ea5a910628
commit 717b2074ec
5 changed files with 39 additions and 2 deletions
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3
doc/APIchanges
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@ -15,6 +15,9 @@ libavutil: 2017-10-21
API changes, most recent first:
2020-01-15 - xxxxxxxxxx - lavc 58.66.100 - avcodec.h
Add AV_PKT_DATA_PRFT and AVProducerReferenceTime.
2019-12-27 - xxxxxxxxxx - lavu 56.38.100 - eval.h
Add av_expr_count_func().

10
libavcodec/avcodec.h
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@ -1176,6 +1176,11 @@ typedef struct AVCPBProperties {
uint64_t vbv_delay;
} AVCPBProperties;
typedef struct AVProducerReferenceTime {
int64_t wallclock;
int flags;
} AVProducerReferenceTime;
/**
* The decoder will keep a reference to the frame and may reuse it later.
*/
@ -1410,6 +1415,11 @@ enum AVPacketSideDataType {
*/
AV_PKT_DATA_AFD,
/**
* Producer Reference Time data corresponding to the AVProducerReferenceTime struct.
*/
AV_PKT_DATA_PRFT,
/**
* The number of side data types.
* This is not part of the public API/ABI in the sense that it may

22
libavcodec/avpacket.c
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@ -741,3 +741,25 @@ int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, i
return 0;
}
int ff_side_data_set_prft(AVPacket *pkt, int64_t timestamp)
{
AVProducerReferenceTime *prft;
uint8_t *side_data;
int side_data_size;
side_data = av_packet_get_side_data(pkt, AV_PKT_DATA_PRFT, &side_data_size);
if (!side_data) {
side_data_size = sizeof(AVProducerReferenceTime);
side_data = av_packet_new_side_data(pkt, AV_PKT_DATA_PRFT, side_data_size);
}
if (!side_data || side_data_size < sizeof(AVProducerReferenceTime))
return AVERROR(ENOMEM);
prft = (AVProducerReferenceTime *)side_data;
prft->wallclock = timestamp;
prft->flags = 0;
return 0;
}

2
libavcodec/internal.h
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@ -392,6 +392,8 @@ AVCPBProperties *ff_add_cpb_side_data(AVCodecContext *avctx);
int ff_side_data_set_encoder_stats(AVPacket *pkt, int quality, int64_t *error, int error_count, int pict_type);
int ff_side_data_set_prft(AVPacket *pkt, int64_t timestamp);
/**
* Check AVFrame for A53 side data and allocate and fill SEI message with A53 info
*

4
libavcodec/version.h
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@ -28,8 +28,8 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 58
#define LIBAVCODEC_VERSION_MINOR 65
#define LIBAVCODEC_VERSION_MICRO 103
#define LIBAVCODEC_VERSION_MINOR 66
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \