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lavc: make codec_is_decoder/encoder() public.

This commit is contained in:
Anton Khirnov 2012-03-02 17:00:53 +01:00
parent 02beb9826b
commit 44fe77b350
4 changed files with 23 additions and 10 deletions
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3
doc/APIchanges
View File

@ -12,6 +12,9 @@ libavutil: 2011-04-18
API changes, most recent first:
2012-03-xx - xxxxxxx - lavc 54.7.0 - avcodec.h
Add av_codec_is_encoder/decoder().
2012-xx-xx - xxxxxxx - lavc 54.3.0 - avcodec.h
Add av_packet_shrink_side_data.

10
libavcodec/avcodec.h
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@ -4297,4 +4297,14 @@ const AVClass *avcodec_get_class(void);
*/
int avcodec_is_open(AVCodecContext *s);
/**
* @return a non-zero number if codec is an encoder, zero otherwise
*/
int av_codec_is_encoder(AVCodec *codec);
/**
* @return a non-zero number if codec is a decoder, zero otherwise
*/
int av_codec_is_decoder(AVCodec *codec);
#endif /* AVCODEC_AVCODEC_H */

18
libavcodec/utils.c
View File

@ -112,12 +112,12 @@ static void avcodec_init(void)
ff_dsputil_static_init();
}
static av_always_inline int codec_is_encoder(AVCodec *codec)
int av_codec_is_encoder(AVCodec *codec)
{
return codec && (codec->encode || codec->encode2);
}
static av_always_inline int codec_is_decoder(AVCodec *codec)
int av_codec_is_decoder(AVCodec *codec)
{
return codec && codec->decode;
}
@ -704,7 +704,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, AVCodec *codec, AVD
/* if the decoder init function was already called previously,
free the already allocated subtitle_header before overwriting it */
if (codec_is_decoder(codec))
if (av_codec_is_decoder(codec))
av_freep(&avctx->subtitle_header);
#define SANE_NB_CHANNELS 128U
@ -748,7 +748,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, AVCodec *codec, AVD
ret = AVERROR(EINVAL);
goto free_and_end;
}
if (codec_is_encoder(avctx->codec)) {
if (av_codec_is_encoder(avctx->codec)) {
int i;
if (avctx->codec->sample_fmts) {
for (i = 0; avctx->codec->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++)
@ -1367,7 +1367,7 @@ av_cold int avcodec_close(AVCodecContext *avctx)
av_opt_free(avctx->priv_data);
av_opt_free(avctx);
av_freep(&avctx->priv_data);
if (codec_is_encoder(avctx->codec))
if (av_codec_is_encoder(avctx->codec))
av_freep(&avctx->extradata);
avctx->codec = NULL;
avctx->active_thread_type = 0;
@ -1385,7 +1385,7 @@ AVCodec *avcodec_find_encoder(enum CodecID id)
AVCodec *p, *experimental=NULL;
p = first_avcodec;
while (p) {
if (codec_is_encoder(p) && p->id == id) {
if (av_codec_is_encoder(p) && p->id == id) {
if (p->capabilities & CODEC_CAP_EXPERIMENTAL && !experimental) {
experimental = p;
} else
@ -1403,7 +1403,7 @@ AVCodec *avcodec_find_encoder_by_name(const char *name)
return NULL;
p = first_avcodec;
while (p) {
if (codec_is_encoder(p) && strcmp(name,p->name) == 0)
if (av_codec_is_encoder(p) && strcmp(name,p->name) == 0)
return p;
p = p->next;
}
@ -1415,7 +1415,7 @@ AVCodec *avcodec_find_decoder(enum CodecID id)
AVCodec *p;
p = first_avcodec;
while (p) {
if (codec_is_decoder(p) && p->id == id)
if (av_codec_is_decoder(p) && p->id == id)
return p;
p = p->next;
}
@ -1429,7 +1429,7 @@ AVCodec *avcodec_find_decoder_by_name(const char *name)
return NULL;
p = first_avcodec;
while (p) {
if (codec_is_decoder(p) && strcmp(name,p->name) == 0)
if (av_codec_is_decoder(p) && strcmp(name,p->name) == 0)
return p;
p = p->next;
}

2
libavcodec/version.h
View File

@ -21,7 +21,7 @@
#define AVCODEC_VERSION_H
#define LIBAVCODEC_VERSION_MAJOR 54
#define LIBAVCODEC_VERSION_MINOR 6
#define LIBAVCODEC_VERSION_MINOR 7
#define LIBAVCODEC_VERSION_MICRO 0
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \