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ffdec: propose some padding in the allocation query

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Hopefully upstream can add some padding and then we don't have to memcpy.
This commit is contained in:
Wim Taymans 2012-03-14 20:04:53 +01:00
parent d606efc141
commit d9e16a498c
1 changed files with 10 additions and 2 deletions
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12
ext/ffmpeg/gstffmpegdec.c
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@ -1440,8 +1440,8 @@ gst_ffmpegdec_audio_negotiate (GstFFMpegDec * ffmpegdec, gboolean force)
memcpy (ffmpegdec->format.audio.gst_layout, memcpy (ffmpegdec->format.audio.gst_layout,
ffmpegdec->format.audio.ffmpeg_layout, ffmpegdec->format.audio.ffmpeg_layout,
sizeof (GstAudioChannelPosition) * ffmpegdec->format.audio.channels); sizeof (GstAudioChannelPosition) * ffmpegdec->format.audio.channels);
gst_audio_channel_positions_to_valid_order (ffmpegdec->format. gst_audio_channel_positions_to_valid_order (ffmpegdec->format.audio.
audio.gst_layout, ffmpegdec->format.audio.channels); gst_layout, ffmpegdec->format.audio.channels);
GST_LOG_OBJECT (ffmpegdec, "output caps %" GST_PTR_FORMAT, caps); GST_LOG_OBJECT (ffmpegdec, "output caps %" GST_PTR_FORMAT, caps);
@ -2720,6 +2720,14 @@ gst_ffmpegdec_sink_query (GstPad * pad, GstObject * parent, GstQuery * query)
} }
break; break;
} }
case GST_QUERY_ALLOCATION:
/* we would like to have some padding so that we don't have to memcpy,
* since we have variable sized input, set size to 0, min/max buffers and
* a pool are not useful for us. */
gst_query_set_allocation_params (query, 0, 0, 0, 0,
FF_INPUT_BUFFER_PADDING_SIZE, 0, NULL);
ret = TRUE;
break;
default: default:
ret = gst_pad_query_default (pad, parent, query); ret = gst_pad_query_default (pad, parent, query);
break; break;