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Document a few more structure change rules with relation to ABI/API.

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Originally committed as revision 11283 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2007-12-20 09:59:07 +00:00
parent b356f75d46
commit ba66ae94a0
2 changed files with 20 additions and 0 deletions
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6
libavcodec/avcodec.h
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@ -745,6 +745,12 @@ typedef struct AVPanScan{
/** /**
* Audio Video Frame. * Audio Video Frame.
* New fields can be added to the end of FF_COMMON_FRAME with minor version
* bumps.
* Removial, reordering and changes to existing fields require a Major
* version bump. No fields should be added into AVFrame before or after
* FF_COMMON_FRAME!
* sizeof(AVFrame) must not be used outside libav*
*/ */
typedef struct AVFrame { typedef struct AVFrame {
FF_COMMON_FRAME FF_COMMON_FRAME

14
libavformat/avformat.h
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@ -269,6 +269,13 @@ typedef struct AVIndexEntry {
int min_distance; /**< min distance between this and the previous keyframe, used to avoid unneeded searching */ int min_distance; /**< min distance between this and the previous keyframe, used to avoid unneeded searching */
} AVIndexEntry; } AVIndexEntry;
/**
* Stream structure.
* New fields can be added to the end with minor version bumps.
* Removial, reordering and changes to existing fields require a Major
* version bump.
* sizeof(AVStream) must not be used outside libav*
*/
typedef struct AVStream { typedef struct AVStream {
int index; /**< stream index in AVFormatContext */ int index; /**< stream index in AVFormatContext */
int id; /**< format specific stream id */ int id; /**< format specific stream id */
@ -343,6 +350,13 @@ typedef struct AVStream {
#define AV_PROGRAM_RUNNING 1 #define AV_PROGRAM_RUNNING 1
/**
*
* New fields can be added to the end with minor version bumps.
* Removial, reordering and changes to existing fields require a Major
* version bump.
* sizeof(AVProgram) must not be used outside libav*
*/
typedef struct AVProgram { typedef struct AVProgram {
int id; int id;
char *provider_name; ///< Network name for DVB streams char *provider_name; ///< Network name for DVB streams