On Fri, 24 Feb 2017 10:44:23 +0100 wm4 <nfx...@googlemail.com> wrote:
> If AVVideotoolboxContext.cv_pix_fmt_type is set to 0, don't set the > kCVPixelBufferPixelFormatTypeKey value on the VT decoder. > > This makes VT output its native format, which can be much faster on > some hardware iterations (if the native format does not match with > the requested format, it will be converted, which is slow). > > The default is still forcing nv12. > --- > TODO: minor libavcodec bump > --- > libavcodec/videotoolbox.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c > index 1288aa5087..2ebe60fb5c 100644 > --- a/libavcodec/videotoolbox.c > +++ b/libavcodec/videotoolbox.c > @@ -472,7 +472,8 @@ static CFDictionaryRef > videotoolbox_buffer_attributes_create(int width, > > &kCFTypeDictionaryKeyCallBacks, > > &kCFTypeDictionaryValueCallBacks); > > - CFDictionarySetValue(buffer_attributes, > kCVPixelBufferPixelFormatTypeKey, cv_pix_fmt); > + if (pix_fmt) > + CFDictionarySetValue(buffer_attributes, > kCVPixelBufferPixelFormatTypeKey, cv_pix_fmt); > CFDictionarySetValue(buffer_attributes, > kCVPixelBufferIOSurfacePropertiesKey, io_surface_properties); > CFDictionarySetValue(buffer_attributes, kCVPixelBufferWidthKey, w); > CFDictionarySetValue(buffer_attributes, kCVPixelBufferHeightKey, h); Applied. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
