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Code Issues Releases Activity

Add a side data type for audio service type.

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Currently, audio service type is a field in AVCodecContext. However,
side data is more appropriate for this kind of information.
This commit is contained in:
Anton Khirnov 2014-11-14 12:22:06 +01:00
parent 80a11de7dc
commit 728685f37a
7 changed files with 44 additions and 2 deletions
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4
doc/APIchanges
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@ -13,6 +13,10 @@ libavutil: 2014-08-09
API changes, most recent first:
2014-11-xx - xxxxxxx - lavc 56.12.0, lavu 54.8.0 - avcodec.h, frame.h
Add AV_PKT_DATA_AUDIO_SERVICE_TYPE and AV_FRAME_DATA_AUDIO_SERVICE_TYPE for
storing the audio service type as side data.
201x-xx-xx - xxxxxxx - lavc 56.10.0 - vdpau.h
Add av_vdpau_get_surface_parameters().

6
libavcodec/avcodec.h
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@ -917,6 +917,12 @@ enum AVPacketSideDataType {
* Stereoscopic 3D information in form of the AVStereo3D struct.
*/
AV_PKT_DATA_STEREO3D,
/**
* This side data should be associated with an audio stream and corresponds
* to enum AVAudioServiceType.
*/
AV_PKT_DATA_AUDIO_SERVICE_TYPE,
};
typedef struct AVPacketSideData {

1
libavcodec/utils.c
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@ -569,6 +569,7 @@ int ff_decode_frame_props(AVCodecContext *avctx, AVFrame *frame)
{ AV_PKT_DATA_REPLAYGAIN , AV_FRAME_DATA_REPLAYGAIN },
{ AV_PKT_DATA_DISPLAYMATRIX, AV_FRAME_DATA_DISPLAYMATRIX },
{ AV_PKT_DATA_STEREO3D, AV_FRAME_DATA_STEREO3D },
{ AV_PKT_DATA_AUDIO_SERVICE_TYPE, AV_FRAME_DATA_AUDIO_SERVICE_TYPE },
};
frame->color_primaries = avctx->color_primaries;

2
libavcodec/version.h
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@ -29,7 +29,7 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 56
#define LIBAVCODEC_VERSION_MINOR 11
#define LIBAVCODEC_VERSION_MINOR 12
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

25
libavfilter/af_ashowinfo.c
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@ -157,6 +157,30 @@ static void dump_replaygain(AVFilterContext *ctx, AVFrameSideData *sd)
print_peak(ctx, "album peak", rg->album_peak);
}
static void dump_audio_service_type(AVFilterContext *ctx, AVFrameSideData *sd)
{
enum AVAudioServiceType *ast;
av_log(ctx, AV_LOG_INFO, "audio service type: ");
if (sd->size < sizeof(*ast)) {
av_log(ctx, AV_LOG_INFO, "invalid data");
return;
}
ast = (enum AVAudioServiceType*)sd->data;
switch (*ast) {
case AV_AUDIO_SERVICE_TYPE_MAIN: av_log(ctx, AV_LOG_INFO, "Main Audio Service"); break;
case AV_AUDIO_SERVICE_TYPE_EFFECTS: av_log(ctx, AV_LOG_INFO, "Effects"); break;
case AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED: av_log(ctx, AV_LOG_INFO, "Visually Impaired"); break;
case AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED: av_log(ctx, AV_LOG_INFO, "Hearing Impaired"); break;
case AV_AUDIO_SERVICE_TYPE_DIALOGUE: av_log(ctx, AV_LOG_INFO, "Dialogue"); break;
case AV_AUDIO_SERVICE_TYPE_COMMENTARY: av_log(ctx, AV_LOG_INFO, "Commentary"); break;
case AV_AUDIO_SERVICE_TYPE_EMERGENCY: av_log(ctx, AV_LOG_INFO, "Emergency"); break;
case AV_AUDIO_SERVICE_TYPE_VOICE_OVER: av_log(ctx, AV_LOG_INFO, "Voice Over"); break;
case AV_AUDIO_SERVICE_TYPE_KARAOKE: av_log(ctx, AV_LOG_INFO, "Karaoke"); break;
default: av_log(ctx, AV_LOG_INFO, "unknown"); break;
}
}
static void dump_unknown(AVFilterContext *ctx, AVFrameSideData *sd)
{
av_log(ctx, AV_LOG_INFO, "unknown side data type: %d, size %d bytes", sd->type, sd->size);
@ -208,6 +232,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
case AV_FRAME_DATA_MATRIXENCODING: dump_matrixenc (ctx, sd); break;
case AV_FRAME_DATA_DOWNMIX_INFO: dump_downmix (ctx, sd); break;
case AV_FRAME_DATA_REPLAYGAIN: dump_replaygain(ctx, sd); break;
case AV_FRAME_DATA_AUDIO_SERVICE_TYPE: dump_audio_service_type(ctx, sd); break;
default: dump_unknown (ctx, sd); break;
}

6
libavutil/frame.h
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@ -87,6 +87,12 @@ enum AVFrameSideDataType {
* in ETSI TS 101 154 using enum AVActiveFormatDescription.
*/
AV_FRAME_DATA_AFD,
/**
* This side data must be associated with an audio frame and corresponds to
* enum AVAudioServiceType defined in avcodec.h.
*/
AV_FRAME_DATA_AUDIO_SERVICE_TYPE,
};
enum AVActiveFormatDescription {

2
libavutil/version.h
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@ -54,7 +54,7 @@
*/
#define LIBAVUTIL_VERSION_MAJOR 54
#define LIBAVUTIL_VERSION_MINOR 7
#define LIBAVUTIL_VERSION_MINOR 8
#define LIBAVUTIL_VERSION_MICRO 0
#define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \