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audioaggregator: Use downstream allocator and params if available

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=746529
This commit is contained in:
Olivier Crête 2017-05-20 17:59:19 +02:00
parent 7b2e201bfa
commit 55ab23cc30
1 changed files with 11 additions and 2 deletions
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13
gst-libs/gst/audio/gstaudioaggregator.c
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@ -1024,10 +1024,19 @@ static GstBuffer *
gst_audio_aggregator_create_output_buffer (GstAudioAggregator * aagg,
guint num_frames)
{
GstBuffer *outbuf = gst_buffer_new_allocate (NULL, num_frames *
GST_AUDIO_INFO_BPF (&aagg->info), NULL);
GstAllocator *allocator;
GstAllocationParams params;
GstBuffer *outbuf;
GstMapInfo outmap;
gst_aggregator_get_allocator (GST_AGGREGATOR (aagg), &allocator, &params);
outbuf = gst_buffer_new_allocate (allocator, num_frames *
GST_AUDIO_INFO_BPF (&aagg->info), &params);
if (allocator)
gst_object_unref (allocator);
gst_buffer_map (outbuf, &outmap, GST_MAP_WRITE);
gst_audio_format_fill_silence (aagg->info.finfo, outmap.data, outmap.size);
gst_buffer_unmap (outbuf, &outmap);