Makes sure the output can be mapped as OpenGL texture.
This is what at least video players normally want.
---
libavcodec/videotoolbox.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c
index 2ebe60fb5c..824f2d8e68 100644
--- a/libavcodec/videotoolbox.c
+++ b/libavcodec/videotoolbox.c
@@ -477,6 +477,7 @@ static CFDictionaryRef
videotoolbox_buffer_attributes_create(int width,
CFDictionarySetValue(buffer_attributes,
kCVPixelBufferIOSurfacePropertiesKey, io_surface_properties);
CFDictionarySetValue(buffer_attributes, kCVPixelBufferWidthKey, w);
CFDictionarySetValue(buffer_attributes, kCVPixelBufferHeightKey, h);
+ CFDictionarySetValue(buffer_attributes,
kCVPixelBufferIOSurfaceOpenGLTextureCompatibilityKey, kCFBooleanTrue);
CFRelease(io_surface_properties);
CFRelease(cv_pix_fmt);
--
2.11.0
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