[FFmpeg-devel] [PATCH 42/42] tests/fate/hevc: add a test for switching between single and multi-view

[Zhao Zhili]

> 在 2024年12月1日，上午1:22，James Almer <jamrial at gmail.com> 写道：
> 
> On 11/30/2024 2:19 PM, Zhao Zhili wrote:
>>> -----Original Message-----
>>> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of James Almer
>>> Sent: 2024年12月1日 0:51
>>> To: ffmpeg-devel at ffmpeg.org
>>> Subject: Re: [FFmpeg-devel] [PATCH 42/42] tests/fate/hevc: add a test for switching between single and multi-view
>>> 
>>>> On 11/30/2024 1:38 PM, Zhao Zhili wrote:
>>>>> 
>>>>>> -----Original Message-----
>>>>>> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of Anton Khirnov
>>>>>> Sent: 2024年8月27日 23:05
>>>>>> To: ffmpeg-devel at ffmpeg.org
>>>>>> Subject: [FFmpeg-devel] [PATCH 42/42] tests/fate/hevc: add a test for switching between single and multi-view
>>>>>> 
>>>>>> ---
>>>>>>   tests/fate/hevc.mak           |  10 ++
>>>>>>   tests/ref/fate/hevc-mv-switch | 172 ++++++++++++++++++++++++++++++++++
>>>>>>   2 files changed, 182 insertions(+)
>>>>>>   create mode 100644 tests/ref/fate/hevc-mv-switch
>>>>>> 
>>>>>> diff --git a/tests/fate/hevc.mak b/tests/fate/hevc.mak
>>>>>> index e75fbd3c16..5631ded860 100644
>>>>>> --- a/tests/fate/hevc.mak
>>>>>> +++ b/tests/fate/hevc.mak
>>>>>> @@ -273,6 +273,16 @@ FATE_HEVC-$(call FRAMECRC, HEVC, HEVC, HEVC_PARSER SCALE_FILTER) += fate-hevc-sm
>>>>>>   fate-hevc-mv-nuh-layer-id: CMD = framecrc -i $(TARGET_SAMPLES)/hevc/mv_nuh_layer_id.bit -map 0:view:all
>>>>>>   FATE_HEVC-$(call FRAMECRC, HEVC, HEVC) += fate-hevc-mv-nuh-layer-id
>>>>>> 
>>>>>> +# NB: $\ at the end of line joins lines without adding whitespace;
>>>>>> +# this trick is recommended by GNU make manual
>>>>>> +fate-hevc-mv-switch: INPUT = \
>>>>>> +$(TARGET_SAMPLES)/hevc-conformance/LS_A_Orange_2.bit|$\
>>>>>> +$(TARGET_SAMPLES)/hevc/mv_nuh_layer_id.bit|$\
>>>>>> +$(TARGET_SAMPLES)/hevc-conformance/NoOutPrior_B_Qualcomm_1.bit|$\
>>>>>> +$(TARGET_SAMPLES)/hevc-conformance/MVHEVCS_A.bit
>>>>>> +fate-hevc-mv-switch: CMD = framecrc -i "concat:$(INPUT)" -fps_mode passthrough -map 0:vidx:0 -map 0:vidx:1
>>>>>> +FATE_HEVC-$(call FRAMECRC, HEVC, HEVC, CONCAT_PROTOCOL) += fate-hevc-mv-switch
>>>>> 
>>>>> The test failed when run with msys2, because msys2 only convert the first sample path to Windows style path:
>>> 
>>> It shouldn't convert any at all.
>>> 
>>>> 
>>>> [in#0 @ 0000028FF3412EC0] Error opening input: No such file or directory
>>>> Error opening input file
>>> concat;D:\bin\msys\home\quink\work\ffmpeg-fate-sample\hevc-conformance\LS_A_Orange_2.bit|\home\quink\work\ffmpeg-fate-sam
>>> ple\hevc\mv_nuh_layer_id.bit|\home\quink\work\ffmpeg-fate-sample\hevc-conformance\NoOutPrior_B_Qualcomm_1.bit|\home\quin
>>> k\work\ffmpeg-fate-sample\hevc-conformance\MVHEVCS_A.bit.
>>> 
>>> I can't reproduce this on msys2 locally. Have you tried using a relative
>>> path for SAMPLES?
>> Doesn't work.
>> [in#0 @ 000001354318E3C0] Error opening input: No such file or directory
>> Error opening input file concat;..\..\ffmpeg-fate-sample\hevc-conformance\LS_A_Orange_2.bit|..\..\ffmpeg-fate-sample\hevc\mv_nuh_layer_id.bit|..\..\ffmpeg-fate-sample\hevc-conformance\NoOutPrior_B_Qualcomm_1.bit|..\..\ffmpeg-fate-sample\hevc-conformance\MVHEVCS_A.bit.
>> Error opening input files: No such file or directory
>> threads=1
>> ffmpeg source code is at $HOME/work/ffmpeg.
>> Build directory is $HOME/work/ffmpe/build.
>> Fate sample is at $HOME/work/ffmpeg-fate-sample.
>> The only workaround I found is copy fate sample to $HOME/work/ffmpe/build/ffmpeg-fate-sample, without absolute path or relative path prefix.
> 
> Are you compiling using the mingw64, mingw32, clang64 or clang32 environment (And the corresponding gcc/clang package), or directly using the msys2 environment and its gcc/clang package? Because you should not use the latter.

I’m using ucrt environment with MSVC compiler, started from visual studio developer command line promote.

> 
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