Re: [FFmpeg-devel] [PATCH v5 1/3] tests/fate/flvenc: add hevc in enhanced flv test case

[Steven Liu <lingjiujianke@gmail.com>]

Andreas Rheinhardt <andreas.rheinhardt@outlook.com> 于2023年7月24日周一 15:54写道：
>
> Steven Liu:
> > Andreas Rheinhardt <andreas.rheinhardt@outlook.com> 于2023年7月24日周一 15:36写道：
> >>
> >> Steven Liu:
> >>> Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
> >>> ---
> >>>  tests/fate/flvenc.mak            |   7 +-
> >>>  tests/ref/fate/enhanced-flv-hevc | 256 +++++++++++++++++++++++++++++++
> >>>  2 files changed, 262 insertions(+), 1 deletion(-)
> >>>  create mode 100644 tests/ref/fate/enhanced-flv-hevc
> >>>
> >>> diff --git a/tests/fate/flvenc.mak b/tests/fate/flvenc.mak
> >>> index 5032fface3..f34c595f88 100644
> >>> --- a/tests/fate/flvenc.mak
> >>> +++ b/tests/fate/flvenc.mak
> >>> @@ -1,5 +1,10 @@
> >>>  FATE_FLVENC_FFMPEG_FFPROBE-$(call TRANSCODE, FLV, FLV, RAWVIDEO_DECODER SCALE_FILTER TESTSRC_FILTER LAVFI_INDEV) += fate-flv-add_keyframe_index
> >>>  fate-flv-add_keyframe_index: CMD = transcode "lavfi -graph testsrc=r=7:n=2:d=20" "foo" flv "-vf scale -c:v flv1 -dct int -g 7 -flvflags add_keyframe_index" "-c copy -t 0.1" "-show_entries format_tags"
> >>>
> >>> +FATE_ENHANCED_FLVENC_FFMPEG-$(call REMUX, FLV MOV, FLV_DEMUXER HEVC_PARSER) += fate-enhanced-flv-hevc
> >>> +fate-enhanced-flv-hevc: CMD = stream_remux mov $(TARGET_SAMPLES)/hevc/dv84.mov\
> >>> +             flv "-c copy" "-c copy"
> >>> +
> >>>  FATE_FFMPEG_FFPROBE += $(FATE_FLVENC_FFMPEG_FFPROBE-yes)
> >>> -fate-flvenc: $(FATE_FLVENC_FFMPEG_FFPROBE-yes)
> >>> +FATE_SAMPLES_FFMPEG += $(FATE_ENHANCED_FLVENC_FFMPEG-yes)
> >>> +fate-flvenc: $(FATE_FLVENC_FFMPEG_FFPROBE-yes) $(FATE_ENHANCED_FLVENC_FFMPEG-yes)
> >>> diff --git a/tests/ref/fate/enhanced-flv-hevc b/tests/ref/fate/enhanced-flv-hevc
> >>> new file mode 100644
> >>> index 0000000000..774c5e6df4
> >>> --- /dev/null
> >>> +++ b/tests/ref/fate/enhanced-flv-hevc
> >>> @@ -0,0 +1,256 @@
> >>
> >> stream_remux does not provide a checksum of the intermediate file and
> >> also does not report its size. This seems intended for the AV1 file, yet
> >> it is unnecessary for HEVC and VP9 where we don't run into the problem
> >> of not having a native decoder. Here not having this info is a malus.
> > only use stream_remux for AV1?
> >>
>
> That would be one solution. Another solution is to use
> "-nofind_stream_info" which will bypass the part of libavformat that
> calls the decoder. See the fate-webm-av1-extradata-update test for an
> example.
Maybe the flv format reason, cannot read the stream info of video
stream from flv format, so i try to use stream_remux, it can read the
av1 stream in flv correctly.
I have resubmit a patch version 6.
>
> - Andreas
>
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