lavfi/overlay_vaapi: set input region for overlay video to NULL

Otherwise main and overlay videos share the same input region. Note NULL pointer imples the whole overlay video will be processed.

Haihao Xiang committed 3 years ago

Commit 2aad9761 parent a9a2dda1 file · +1 −0Browse files

Showing the changes to libavfilter (1 of 1 file). Show all

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@@ -237,6 +237,7 @@ static int overlay_vaapi_blend(FFFrameSync *fs) · 236 unmodified lines
237	237	params[1].blend_state = &blend_state;
238	238
239	239	params[1].surface = (VASurfaceID)(uintptr_t)input_overlay->data[3];
	240	+ params[1].surface_region = NULL;
240	241	params[1].output_region = &overlay_region;
241	242	}
242	243

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