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Merge commit 'afbd4b7e093adf6d7a830b32759ca3ba8500363d' 

* commit 'afbd4b7e093adf6d7a830b32759ca3ba8500363d':
  lavf: add AVFormatContext/AVStream fields for signaling to the user when events happen.

Conflicts:
	libavformat/avformat.h
	libavformat/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-08-13 22:22:52 +02:00
parent ec14f53dbd afbd4b7e09
commit ed8e6d535c
3 changed files with 27 additions and 1 deletions
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4
doc/APIchanges
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@ -15,6 +15,10 @@ libavutil: 2014-08-09
API changes, most recent first:
2014-xx-xx - xxxxxxx - lavf 56.01.0 - avformat.h
Add AVFormatContext.event_flags and AVStream.event_flags for signaling to
the user when events happen in the file/stream.
2014-04-xx - xxxxxxx - lavr 2.1.0 - avresample.h
Add avresample_convert_frame() and avresample_config().

22
libavformat/avformat.h
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@ -298,6 +298,11 @@ struct AVDeviceCapabilitiesQuery;
* - sorting -- a modified version of a tag that should be used for
* sorting will have '-sort' appended. E.g. artist="The Beatles",
* artist-sort="Beatles, The".
* - Some protocols and demuxers support metadata updates. After a successful
* call to av_read_packet(), AVFormatContext.event_flags or AVStream.event_flags
* will be updated to indicate if metadata changed. In order to detect metadata
* changes on a stream, you need to loop through all streams in the AVFormatContext
* and check their individual event_flags.
*
* - Demuxers attempt to export metadata in a generic format, however tags
* with no generic equivalents are left as they are stored in the container.
@ -892,6 +897,14 @@ typedef struct AVStream {
*/
int nb_side_data;
/**
* Flags for the user to detect events happening on the stream. Flags must
* be cleared by the user once the event has been handled.
* A combination of AVSTREAM_EVENT_FLAG_*.
*/
int event_flags;
#define AVSTREAM_EVENT_FLAG_METADATA_UPDATED 0x0001 ///< The call resulted in updated metadata.
/*****************************************************************
* All fields below this line are not part of the public API. They
* may not be used outside of libavformat and can be changed and
@ -1433,6 +1446,15 @@ typedef struct AVFormatContext {
*/
int strict_std_compliance;
/**
* Flags for the user to detect events happening on the file. Flags must
* be cleared by the user once the event has been handled.
* A combination of AVFMT_EVENT_FLAG_*.
*/
int event_flags;
#define AVFMT_EVENT_FLAG_METADATA_UPDATED 0x0001 ///< The call resulted in updated metadata.
/**
* Transport stream id.
* This will be moved into demuxer private options. Thus no API/ABI compatibility

2
libavformat/version.h
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@ -30,7 +30,7 @@
#include "libavutil/version.h"
#define LIBAVFORMAT_VERSION_MAJOR 56
#define LIBAVFORMAT_VERSION_MINOR 0
#define LIBAVFORMAT_VERSION_MINOR 1
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \