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compositor: Don't do any conversions if the pad is completely transparent anyway

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This commit is contained in:
Sebastian Dröge 2015-01-13 14:54:26 +01:00
parent 45b095c666
commit ddb535c35d
1 changed files with 6 additions and 1 deletions
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7
gst/compositor/compositor.c
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@ -390,7 +390,12 @@ gst_compositor_pad_prepare_frame (GstVideoAggregatorPad * pad,
g_free (wanted_colorimetry);
}
if (cpad->convert) {
if (cpad->alpha == 0.0) {
GST_DEBUG_OBJECT (vagg, "Pad has alpha 0.0, not converting frame");
converted_frame = NULL;
gst_video_frame_unmap (frame);
g_slice_free (GstVideoFrame, frame);
} else if (cpad->convert) {
gint converted_size;
converted_frame = g_slice_new0 (GstVideoFrame);