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Code Issues Releases Activity

lavfi: add an accessor for ref->audio->channels.

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This commit is contained in:
Nicolas George 2012-12-02 16:39:41 +01:00
parent 238edd2fe3
commit 34de47aa35
4 changed files with 17 additions and 3 deletions
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4
doc/APIchanges
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@ -15,6 +15,10 @@ libavutil: 2012-10-22
API changes, most recent first:
2012-12-20 - xxxxxxx - lavfi 3.28.100 - avfilter.h
Add AVFilterLink.channels, avfilter_link_get_channels()
and avfilter_ref_get_channels().
2012-12-15 - 2ada584d - lavc 54.80.100 - avcodec.h
Add pkt_size field to AVFrame.

5
libavfilter/audio.c
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@ -27,6 +27,11 @@
#include "avfilter.h"
#include "internal.h"
int avfilter_ref_get_channels(AVFilterBufferRef *ref)
{
return ref->audio ? ref->audio->channels : 0;
}
AVFilterBufferRef *ff_null_get_audio_buffer(AVFilterLink *link, int perms,
int nb_samples)
{

7
libavfilter/avfilter.h
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@ -128,7 +128,7 @@ typedef struct AVFilterBufferRefAudioProps {
uint64_t channel_layout; ///< channel layout of audio buffer
int nb_samples; ///< number of audio samples per channel
int sample_rate; ///< audio buffer sample rate
int channels; ///< number of channels
int channels; ///< number of channels (do not access directly)
} AVFilterBufferRefAudioProps;
/**
@ -233,6 +233,11 @@ void avfilter_unref_buffer(AVFilterBufferRef *ref);
*/
void avfilter_unref_bufferp(AVFilterBufferRef **ref);
/**
* Get the number of channels of a buffer reference.
*/
int avfilter_ref_get_channels(AVFilterBufferRef *ref);
#if FF_API_AVFILTERPAD_PUBLIC
/**
* A filter pad used for either input or output.

4
libavfilter/version.h
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@ -29,8 +29,8 @@
#include "libavutil/avutil.h"
#define LIBAVFILTER_VERSION_MAJOR 3
#define LIBAVFILTER_VERSION_MINOR 28
#define LIBAVFILTER_VERSION_MICRO 102
#define LIBAVFILTER_VERSION_MINOR 29
#define LIBAVFILTER_VERSION_MICRO 100
#define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
LIBAVFILTER_VERSION_MINOR, \