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avio: add a new flag for marking streams seekable by timestamp

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This commit is contained in:
Anton Khirnov
2016-09-27 15:44:54 +02:00
parent 75c1db6152
commit 8ea35af762
4 changed files with 13 additions and 2 deletions
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3
doc/APIchanges
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@@ -13,6 +13,9 @@ libavutil: 2015-08-28
API changes, most recent first: API changes, most recent first:
2016-xx-xx - xxxxxxx - lavf 57.08.0 - avio.h
Add AVIO_SEEKABLE_TIME flag.
2016-xx-xx - xxxxxxx - lavu 55.22.0 - pixfmt.h 2016-xx-xx - xxxxxxx - lavu 55.22.0 - pixfmt.h
Add AV_PIX_FMT_YUV(420,422,444)P12. Add AV_PIX_FMT_YUV(420,422,444)P12.

5
libavformat/avio.h
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@@ -39,6 +39,11 @@
*/ */
#define AVIO_SEEKABLE_NORMAL (1 << 0) #define AVIO_SEEKABLE_NORMAL (1 << 0)
/**
* Seeking by timestamp with avio_seek_time() is possible.
*/
#define AVIO_SEEKABLE_TIME (1 << 1)
/** /**
* Callback for checking whether to abort blocking functions. * Callback for checking whether to abort blocking functions.
* AVERROR_EXIT is returned in this case by the interrupted * AVERROR_EXIT is returned in this case by the interrupted

3
libavformat/aviobuf.c
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@@ -846,6 +846,9 @@ int ffio_fdopen(AVIOContext **s, URLContext *h)
if(h->prot) { if(h->prot) {
(*s)->read_pause = io_read_pause; (*s)->read_pause = io_read_pause;
(*s)->read_seek = io_read_seek; (*s)->read_seek = io_read_seek;
if (h->prot->url_read_seek)
(*s)->seekable |= AVIO_SEEKABLE_TIME;
} }
(*s)->av_class = &ff_avio_class; (*s)->av_class = &ff_avio_class;
return 0; return 0;

4
libavformat/version.h
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@@ -30,8 +30,8 @@
#include "libavutil/version.h" #include "libavutil/version.h"
#define LIBAVFORMAT_VERSION_MAJOR 57 #define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 7 #define LIBAVFORMAT_VERSION_MINOR 8
#define LIBAVFORMAT_VERSION_MICRO 1 #define LIBAVFORMAT_VERSION_MICRO 0
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \ #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \ LIBAVFORMAT_VERSION_MINOR, \