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add a typedef for AVMetadata

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Originally committed as revision 16446 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Aurelien Jacobs 2009-01-05 23:56:27 +00:00
parent 272081b0f8
commit e232c2529e
2 changed files with 10 additions and 10 deletions
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14
libavformat/avformat.h
View File

@ -75,7 +75,7 @@ typedef struct {
char *value; char *value;
}AVMetadataTag; }AVMetadataTag;
struct AVMetadata; typedef struct AVMetadata AVMetadata;
/** /**
* gets a metadata element with matching key. * gets a metadata element with matching key.
@ -84,14 +84,14 @@ struct AVMetadata;
* @return found tag or NULL, changing key or value leads to undefined behavior. * @return found tag or NULL, changing key or value leads to undefined behavior.
*/ */
AVMetadataTag * AVMetadataTag *
av_metadata_get(struct AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags); av_metadata_get(AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags);
/** /**
* sets the given tag in m, overwriting an existing tag. * sets the given tag in m, overwriting an existing tag.
* @param tag tag to add to m, key and value will be av_strduped. * @param tag tag to add to m, key and value will be av_strduped.
* @return >= 0 if success otherwise error code that is <0. * @return >= 0 if success otherwise error code that is <0.
*/ */
int av_metadata_set(struct AVMetadata **m, AVMetadataTag tag); int av_metadata_set(AVMetadata **m, AVMetadataTag tag);
/* packet functions */ /* packet functions */
@ -481,7 +481,7 @@ typedef struct AVStream {
*/ */
AVRational sample_aspect_ratio; AVRational sample_aspect_ratio;
struct AVMetadata *metadata; AVMetadata *metadata;
} AVStream; } AVStream;
#define AV_PROGRAM_RUNNING 1 #define AV_PROGRAM_RUNNING 1
@ -500,7 +500,7 @@ typedef struct AVProgram {
enum AVDiscard discard; ///< selects which program to discard and which to feed to the caller enum AVDiscard discard; ///< selects which program to discard and which to feed to the caller
unsigned int *stream_index; unsigned int *stream_index;
unsigned int nb_stream_indexes; unsigned int nb_stream_indexes;
struct AVMetadata *metadata; AVMetadata *metadata;
} AVProgram; } AVProgram;
#define AVFMTCTX_NOHEADER 0x0001 /**< signal that no header is present #define AVFMTCTX_NOHEADER 0x0001 /**< signal that no header is present
@ -511,7 +511,7 @@ typedef struct AVChapter {
AVRational time_base; ///< time base in which the start/end timestamps are specified AVRational time_base; ///< time base in which the start/end timestamps are specified
int64_t start, end; ///< chapter start/end time in time_base units int64_t start, end; ///< chapter start/end time in time_base units
char *title; ///< chapter title char *title; ///< chapter title
struct AVMetadata *metadata; AVMetadata *metadata;
} AVChapter; } AVChapter;
#define MAX_STREAMS 20 #define MAX_STREAMS 20
@ -661,7 +661,7 @@ typedef struct AVFormatContext {
struct AVPacketList *packet_buffer_end; struct AVPacketList *packet_buffer_end;
struct AVMetadata *metadata; AVMetadata *metadata;
} AVFormatContext; } AVFormatContext;
typedef struct AVPacketList { typedef struct AVPacketList {

6
libavformat/metadata.c
View File

@ -21,7 +21,7 @@
#include "metadata.h" #include "metadata.h"
AVMetadataTag * AVMetadataTag *
av_metadata_get(struct AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags) av_metadata_get(AVMetadata *m, const char *key, const AVMetadataTag *prev, int flags)
{ {
unsigned int i, j; unsigned int i, j;
@ -44,9 +44,9 @@ av_metadata_get(struct AVMetadata *m, const char *key, const AVMetadataTag *prev
return NULL; return NULL;
} }
int av_metadata_set(struct AVMetadata **pm, AVMetadataTag elem) int av_metadata_set(AVMetadata **pm, AVMetadataTag elem)
{ {
struct AVMetadata *m= *pm; AVMetadata *m= *pm;
AVMetadataTag *tag= av_metadata_get(m, elem.key, NULL, 0); AVMetadataTag *tag= av_metadata_get(m, elem.key, NULL, 0);
if(!m) if(!m)