Re: [FFmpeg-devel] [PATCH v3 11/12] avcodec/libx264: add support for writing out CLL and MDCV

[Andreas Rheinhardt <andreas.rheinhardt@outlook.com>]

Jan Ekström:
> On Sat, Aug 19, 2023 at 7:53 PM Michael Niedermayer
> <michael@niedermayer.cc> wrote:
>>
>> On Fri, Aug 18, 2023 at 12:48:49AM +0300, Jan Ekström wrote:
>>> Both of these two structures were first available with X264_BUILD
>>> 163, so make relevant functionality conditional on the version
>>> being at least such.
>>>
>>> Keep handle_side_data available in all cases as this way X264_init
>>> does not require additional version based conditions within it.
>>>
>>> Finally, add a FATE test which verifies that pass-through of the
>>> MDCV/CLL side data is working during encoding.
>>> ---
>>>  libavcodec/libx264.c         | 79 ++++++++++++++++++++++++++++++++++++
>>>  tests/fate/enc_external.mak  |  5 +++
>>>  tests/ref/fate/libx264-hdr10 | 15 +++++++
>>>  3 files changed, 99 insertions(+)
>>>  create mode 100644 tests/ref/fate/libx264-hdr10
>>
>> fate fails with X264_BUILD 152
>>
>> The filters 'Parsed_null_0' and 'format' do not have a common format and automatic conversion is disabled.
>> [vf#0:0 @ 0x55eddf8d4780] Error reinitializing filters!
>> Failed to inject frame into filter network: Invalid argument
>> Error while filtering: Invalid argument
>> [out#0/mp4 @ 0x55eddf87b980] Nothing was written into output file, because at least one of its streams received no packets.
>> frame=    0 fps=0.0 q=0.0 Lsize=       0kB time=N/A bitrate=N/A speed=N/A
>> Conversion failed!
>> threads=1
>> tests/Makefile:307: recipe for target 'fate-libx264-hdr10' failed
>> make: *** [fate-libx264-hdr10] Error 234
>>
> 
> Without having more information, that sounds more like a 8bit only
> build rather than an X264_BUILD related issue, as the error seems to
> come from a conversion from the input 10bit content to whatever not
> being available.
> 
> Can you check if that is the case?
> 

That is probably true, but your test nevertheless requires X264_BUILD >=
163, but the test requirements don't check for this.

- Andreas

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