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avauddec: Remove custom buffer allocation function

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libav always uses planar audio formats nowadays, not much use in
us trying to allocate anything here until we add support for planar
aka non-interleaved audio formats at least in audioconvert.
This commit is contained in:
Sebastian Dröge 2015-06-28 12:33:49 +02:00
parent 4240ff2bfc
commit 2a445cb5f2
1 changed files with 1 additions and 66 deletions
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67
ext/libav/gstavauddec.c
View file

@ -262,61 +262,6 @@ could_not_open:
}
}
typedef struct
{
GstBuffer *buffer;
GstMapInfo map;
} BufferInfo;
/* called when ffmpeg wants us to allocate a buffer to write the decoded frame
* into. We try to give it memory from our pool */
static int
gst_ffmpegauddec_get_buffer (AVCodecContext * context, AVFrame * frame)
{
GstFFMpegAudDec *ffmpegdec;
GstAudioInfo *info;
BufferInfo *buffer_info;
ffmpegdec = (GstFFMpegAudDec *) context->opaque;
if (ffmpegdec->info.finfo && settings_changed (ffmpegdec, context, frame))
goto fallback;
if (G_UNLIKELY (!gst_ffmpegauddec_negotiate (ffmpegdec, context, frame,
FALSE)))
goto negotiate_failed;
/* Always use the default allocator for planar audio formats because
* we will have to copy and deinterleave later anyway */
if (av_sample_fmt_is_planar (frame->format))
goto fallback;
info = gst_audio_decoder_get_audio_info (GST_AUDIO_DECODER (ffmpegdec));
buffer_info = g_slice_new (BufferInfo);
buffer_info->buffer =
gst_audio_decoder_allocate_output_buffer (GST_AUDIO_DECODER (ffmpegdec),
frame->nb_samples * info->bpf);
gst_buffer_map (buffer_info->buffer, &buffer_info->map, GST_MAP_WRITE);
frame->opaque = buffer_info;
frame->data[0] = buffer_info->map.data;
frame->extended_data = frame->data;
frame->linesize[0] = buffer_info->map.size;
frame->type = FF_BUFFER_TYPE_USER;
return 0;
/* fallbacks */
negotiate_failed:
{
GST_DEBUG_OBJECT (ffmpegdec, "negotiate failed");
goto fallback;
}
fallback:
{
return avcodec_default_get_buffer (context, frame);
}
}
static gboolean
gst_ffmpegauddec_set_format (GstAudioDecoder * decoder, GstCaps * caps)
{
@ -357,10 +302,6 @@ gst_ffmpegauddec_set_format (GstAudioDecoder * decoder, GstCaps * caps)
ffmpegdec->context->workaround_bugs |= FF_BUG_AUTODETECT;
ffmpegdec->context->err_recognition = 1;
ffmpegdec->context->get_buffer = gst_ffmpegauddec_get_buffer;
ffmpegdec->context->reget_buffer = NULL;
ffmpegdec->context->release_buffer = NULL;
/* open codec - we don't select an output pix_fmt yet,
* simply because we don't know! We only get it
* during playback... */
@ -499,7 +440,6 @@ gst_ffmpegauddec_audio_frame (GstFFMpegAudDec * ffmpegdec,
"Decode audio: len=%d, have_data=%d", len, *have_data);
if (len >= 0 && *have_data) {
BufferInfo *buffer_info = ffmpegdec->frame->opaque;
gint nsamples, channels, byte_per_sample;
gsize output_size;
@ -519,12 +459,7 @@ gst_ffmpegauddec_audio_frame (GstFFMpegAudDec * ffmpegdec,
output_size = nsamples * byte_per_sample * channels;
GST_DEBUG_OBJECT (ffmpegdec, "Creating output buffer");
if (buffer_info) {
*outbuf = buffer_info->buffer;
gst_buffer_unmap (buffer_info->buffer, &buffer_info->map);
g_slice_free (BufferInfo, buffer_info);
ffmpegdec->frame->opaque = NULL;
} else if (av_sample_fmt_is_planar (ffmpegdec->context->sample_fmt)
if (av_sample_fmt_is_planar (ffmpegdec->context->sample_fmt)
&& channels > 1) {
gint i, j;
GstMapInfo minfo;