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| author | Aman Gupta <aman@tmm1.net> | 2018-04-19 15:34:01 -0700 |
|---|---|---|
| committer | Aman Gupta <aman@tmm1.net> | 2018-05-04 18:24:49 -0700 |
| commit | bcff983dc340e76518935111146c0e1daf4cb37b (patch) | |
| tree | 853e80d3925cb836365a7ec7cb868c4e5fb666a4 | |
| parent | 84e03db9a334611d261cb09c534a56bf57a49cd9 (diff) | |
| download | ffmpeg-bcff983dc340e76518935111146c0e1daf4cb37b.tar.gz | |
avcodec/videotoolbox: fix kVTCouldNotFindVideoDecoderErr trying to decode HEVC on iOS
Older iOS devices don't have a hardware HEVC decoder, but the
software decoder offered by VideoToolbox is well-optimized and
performs much better than the ffmpeg decoder.
Signed-off-by: Aman Gupta <aman@tmm1.net>
| -rw-r--r-- | libavcodec/videotoolbox.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/libavcodec/videotoolbox.c b/libavcodec/videotoolbox.c index 6dd800daf8..8671608a35 100644 --- a/libavcodec/videotoolbox.c +++ b/libavcodec/videotoolbox.c @@ -36,6 +36,9 @@ #ifndef kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder # define kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder CFSTR("RequireHardwareAcceleratedVideoDecoder") #endif +#ifndef kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder +# define kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder CFSTR("EnableHardwareAcceleratedVideoDecoder") +#endif #if !HAVE_KCMVIDEOCODECTYPE_HEVC enum { kCMVideoCodecType_HEVC = 'hvc1' }; @@ -709,7 +712,9 @@ static CFDictionaryRef videotoolbox_decoder_config_create(CMVideoCodecType codec &kCFTypeDictionaryValueCallBacks); CFDictionarySetValue(config_info, - kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder, + codec_type == kCMVideoCodecType_HEVC ? + kVTVideoDecoderSpecification_EnableHardwareAcceleratedVideoDecoder : + kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecoder, kCFBooleanTrue); CFMutableDictionaryRef avc_info; |