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videomixer2: Use the clip function instead of the prepare_buffer function

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This commit is contained in:
Sebastian Dröge 2011-10-28 10:40:36 +02:00
parent ae07ebedc9
commit c603bf9891
1 changed files with 13 additions and 6 deletions
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19
gst/videomixer/videomixer2.c
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@ -1577,8 +1577,9 @@ done:
}
static GstFlowReturn
gst_videomixer2_sink_prepare_buffer (GstCollectPads2 * pads,
GstCollectData2 * data, GstBuffer * buf, GstVideoMixer2 * mix)
gst_videomixer2_sink_clip (GstCollectPads2 * pads,
GstCollectData2 * data, GstBuffer * buf, GstBuffer ** outbuf,
GstVideoMixer2 * mix)
{
GstVideoMixer2Pad *pad = GST_VIDEO_MIXER2_PAD (data->pad);
GstVideoMixer2Collect *mixcol = pad->mixcol;
@ -1587,14 +1588,17 @@ gst_videomixer2_sink_prepare_buffer (GstCollectPads2 * pads,
start_time = GST_BUFFER_TIMESTAMP (buf);
if (start_time == -1) {
GST_ERROR_OBJECT (pad, "Timestamped buffers required!");
gst_buffer_unref (buf);
return GST_FLOW_ERROR;
}
end_time = GST_BUFFER_DURATION (buf);
if (end_time == -1)
end_time = gst_util_uint64_scale_int (GST_SECOND, pad->fps_d, pad->fps_n);
if (end_time == -1)
if (end_time == -1) {
*outbuf = buf;
return GST_FLOW_OK;
}
start_time = MAX (start_time, mixcol->collect.segment.start);
start_time =
@ -1615,9 +1619,12 @@ gst_videomixer2_sink_prepare_buffer (GstCollectPads2 * pads,
}
if (mixcol->buffer != NULL && end_time < mixcol->end_time) {
return GST_COLLECT_PADS2_FLOW_DROP;
gst_buffer_unref (buf);
*outbuf = NULL;
return GST_FLOW_OK;
}
*outbuf = buf;
return GST_FLOW_OK;
}
@ -1988,8 +1995,8 @@ gst_videomixer2_init (GstVideoMixer2 * mix, GstVideoMixer2Class * g_class)
mix);
gst_collect_pads2_set_event_function (mix->collect,
(GstCollectPads2EventFunction) gst_videomixer2_sink_event, mix);
gst_collect_pads2_set_prepare_buffer_function (mix->collect,
(GstCollectPads2BufferFunction) gst_videomixer2_sink_prepare_buffer, mix);
gst_collect_pads2_set_clip_function (mix->collect,
(GstCollectPads2ClipFunction) gst_videomixer2_sink_clip, mix);
mix->lock = g_mutex_new ();
/* initialize variables */