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lavc: add pkt_timebase to allow avcodec to adjust pkt_dts/pts when needed 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2012-07-12 22:17:10 +02:00
parent cb59e62abb
commit 0eb0b310c4
4 changed files with 16 additions and 1 deletions
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12
libavcodec/avcodec.h
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@ -2946,6 +2946,15 @@ typedef struct AVCodecContext {
*/
uint64_t vbv_delay;
/**
* Timebase in which pkt_dts/pts and AVPacket.dts/pts are.
* Code outside libavcodec should access this field using:
* avcodec_set_pkt_timebase(avctx)
* - encoding unused.
* - decodimg set by user
*/
AVRational pkt_timebase;
/**
* Current statistics for PTS correction.
* - decoding: maintained and used by libavcodec, not intended to be used by user apps
@ -2957,6 +2966,9 @@ typedef struct AVCodecContext {
int64_t pts_correction_last_dts; /// DTS of the last frame
} AVCodecContext;
AVRational av_codec_get_pkt_timebase (const AVCodecContext *avctx);
void av_codec_set_pkt_timebase (AVCodecContext *avctx, AVRational val);
/**
* AVProfile.
*/

1
libavcodec/options_table.h
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@ -409,6 +409,7 @@ static const AVOption options[]={
{"s32p", "32-bit signed integer planar", 0, AV_OPT_TYPE_CONST, {.dbl = AV_SAMPLE_FMT_S32P }, INT_MIN, INT_MAX, A|D, "request_sample_fmt"},
{"fltp", "32-bit float planar", 0, AV_OPT_TYPE_CONST, {.dbl = AV_SAMPLE_FMT_FLTP }, INT_MIN, INT_MAX, A|D, "request_sample_fmt"},
{"dblp", "64-bit double planar", 0, AV_OPT_TYPE_CONST, {.dbl = AV_SAMPLE_FMT_DBLP }, INT_MIN, INT_MAX, A|D, "request_sample_fmt"},
{"pkt_timebase", NULL, OFFSET(pkt_timebase), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0},
{NULL},
};

2
libavcodec/utils.c
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@ -726,6 +726,8 @@ MAKE_ACCESSORS(AVFrame, frame, int64_t, pkt_pos)
MAKE_ACCESSORS(AVFrame, frame, int64_t, channel_layout)
MAKE_ACCESSORS(AVFrame, frame, int, sample_rate)
MAKE_ACCESSORS(AVCodecContext, codec, AVRational, pkt_timebase)
static void avcodec_get_subtitle_defaults(AVSubtitle *sub)
{
memset(sub, 0, sizeof(*sub));

2
libavcodec/version.h
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@ -27,7 +27,7 @@
*/
#define LIBAVCODEC_VERSION_MAJOR 54
#define LIBAVCODEC_VERSION_MINOR 35
#define LIBAVCODEC_VERSION_MINOR 36
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \