diff options
Diffstat (limited to 'libavfilter/audio.c')
-rw-r--r-- | libavfilter/audio.c | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/libavfilter/audio.c b/libavfilter/audio.c index b332e9e..5fe9da9 100644 --- a/libavfilter/audio.c +++ b/libavfilter/audio.c @@ -66,75 +66,3 @@ AVFrame *ff_get_audio_buffer(AVFilterLink *link, int nb_samples) return ret; } - -#if FF_API_AVFILTERBUFFER -AVFilterBufferRef* avfilter_get_audio_buffer_ref_from_arrays(uint8_t **data, - int linesize,int perms, - int nb_samples, - enum AVSampleFormat sample_fmt, - uint64_t channel_layout) -{ - int planes; - AVFilterBuffer *samples = av_mallocz(sizeof(*samples)); - AVFilterBufferRef *samplesref = av_mallocz(sizeof(*samplesref)); - - if (!samples || !samplesref) - goto fail; - - samplesref->buf = samples; - samplesref->buf->free = ff_avfilter_default_free_buffer; - if (!(samplesref->audio = av_mallocz(sizeof(*samplesref->audio)))) - goto fail; - - samplesref->audio->nb_samples = nb_samples; - samplesref->audio->channel_layout = channel_layout; - samplesref->audio->planar = av_sample_fmt_is_planar(sample_fmt); - - planes = samplesref->audio->planar ? av_get_channel_layout_nb_channels(channel_layout) : 1; - - /* make sure the buffer gets read permission or it's useless for output */ - samplesref->perms = perms | AV_PERM_READ; - - samples->refcount = 1; - samplesref->type = AVMEDIA_TYPE_AUDIO; - samplesref->format = sample_fmt; - - memcpy(samples->data, data, - FFMIN(FF_ARRAY_ELEMS(samples->data), planes)*sizeof(samples->data[0])); - memcpy(samplesref->data, samples->data, sizeof(samples->data)); - - samples->linesize[0] = samplesref->linesize[0] = linesize; - - if (planes > FF_ARRAY_ELEMS(samples->data)) { - samples-> extended_data = av_mallocz(sizeof(*samples->extended_data) * - planes); - samplesref->extended_data = av_mallocz(sizeof(*samplesref->extended_data) * - planes); - - if (!samples->extended_data || !samplesref->extended_data) - goto fail; - - memcpy(samples-> extended_data, data, sizeof(*data)*planes); - memcpy(samplesref->extended_data, data, sizeof(*data)*planes); - } else { - samples->extended_data = samples->data; - samplesref->extended_data = samplesref->data; - } - - samplesref->pts = AV_NOPTS_VALUE; - - return samplesref; - -fail: - if (samples && samples->extended_data != samples->data) - av_freep(&samples->extended_data); - if (samplesref) { - av_freep(&samplesref->audio); - if (samplesref->extended_data != samplesref->data) - av_freep(&samplesref->extended_data); - } - av_freep(&samplesref); - av_freep(&samples); - return NULL; -} -#endif |