>
> So how is it possible that clock_gettime() must not be defined to allow
> starting the executable, but this object has to be?
Because I build ffmpeg with cc and linker flag "-mmacosx-version-min=10.7"
to support lower os versions. If no such flag, the target os is the sdk
version you use, e.g
2017-02-05 3:12 GMT+01:00 Wang Bin :
>>
>> dyld: Symbol not found: _kVTCompressionPropertyKey_H264EntropyMode
>
> What system? kVTCompressionPropertyKey_H264EntropyMode is
> available since macOS 10.9 and iOS 10.8.
Indicating this is about 10.7.
> If targeting older system, we have to define it's
>
> dyld: Symbol not found: _kVTCompressionPropertyKey_H264EntropyMode
What system? kVTCompressionPropertyKey_H264EntropyMode is available since
macOS 10.9 and iOS 10.8. If targeting older system, we have to define it's
value
like kVTVideoDecoderSpecification_RequireHardwareAcceleratedVideoDecode
2017-01-03 7:26 GMT+01:00 Wang Bin :
> If ffmpeg is build with iOS 10 sdk, program will crash on iOS
> 9. This patch fixes the crash.
Does anybody know why clock_gettime() behaves differently than
kVTCompressionPropertyKey_H264EntropyMode in
libavcodec/videotoolboxenc.c?
Iiuc, the call to clock_ge
2017-01-09 11:46 GMT+08:00 Steven Liu :
>
>
> 2017-01-09 11:06 GMT+08:00 Wang Bin :
>
>> ping
>>
>> 2017-01-03 14:26 GMT+08:00 Wang Bin :
>>
>> > If ffmpeg is build with iOS 10 sdk, program will crash on iOS 9. This
>> > patch fixes the crash.
>> >
>> __
2017-01-09 11:06 GMT+08:00 Wang Bin :
> ping
>
> 2017-01-03 14:26 GMT+08:00 Wang Bin :
>
> > If ffmpeg is build with iOS 10 sdk, program will crash on iOS 9. This
> > patch fixes the crash.
> >
> ___
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
ping
2017-01-03 14:26 GMT+08:00 Wang Bin :
> If ffmpeg is build with iOS 10 sdk, program will crash on iOS 9. This
> patch fixes the crash.
>
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If ffmpeg is build with iOS 10 sdk, program will crash on iOS 9. This patch
fixes the crash.
0001-check-clock_gettime-at-runtime-for-apple-platforms.patch
Description: Binary data
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