[FFmpeg-trac] #9937(undetermined:new): libkvazaar encoder produces no output
FFmpeg
trac at avcodec.org
Thu Sep 22 10:24:16 EEST 2022
#9937: libkvazaar encoder produces no output
-------------------------------------+-------------------------------------
Reporter: Jozef | Owner: (none)
Chutka |
Type: defect | Status: new
Priority: normal | Component:
| undetermined
Version: unspecified | Resolution:
Keywords: libkvazaar | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Description changed by Jozef Chutka:
Old description:
> Using BtbN ffmpeg version N-108232-g79845ce6cf-20220920 Copyright (c)
> 2000-2022 the FFmpeg developers
>
> I am not able to make libkvazaar work:
>
> {{{
> ffmpeg -filter_complex "smptehdbars=size=400x120:rate=30:duration=10"
> -c:v libkvazaar -y out.mp4
> }}}
>
> out.mp4 is 44 bytes file (empty mp4 box I guess?)
>
> {{{
> ffmpeg -filter_complex "smptehdbars=size=400x120:rate=30:duration=10"
> -c:v libkvazaar -y out.mp4
> ffmpeg version N-108232-g79845ce6cf-20220920 Copyright (c) 2000-2022 the
> FFmpeg developers
> built with gcc 12.1.0 (crosstool-NG 1.25.0.55_3defb7b)
> configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static
> --pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64
> --target-os=mingw32 --enable-gpl --enable-version3 --disable-debug
> --disable-w32threads --enable-pthreads --enable-iconv --enable-libxml2
> --enable-zlib --enable-libfreetype --enable-libfribidi --enable-gmp
> --enable-lzma --enable-fontconfig --enable-libvorbis --enable-opencl
> --disable-libpulse --enable-libvmaf --disable-libxcb --disable-xlib
> --enable-amf --enable-libaom --enable-libaribb24 --enable-avisynth
> --enable-libdav1d --enable-libdavs2 --disable-libfdk-aac --enable-
> ffnvcodec --enable-cuda-llvm --enable-frei0r --enable-libgme --enable-
> libkvazaar --enable-libass --enable-libbluray --enable-libjxl --enable-
> libmp3lame --enable-libopus --enable-librist --enable-libssh --enable-
> libtheora --enable-libvpx --enable-libwebp --enable-lv2 --enable-libmfx
> --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-
> libopenh264 --enable-libopenjpeg --enable-libopenmpt --enable-librav1e
> --enable-librubberband --enable-schannel --enable-sdl2 --enable-libsoxr
> --enable-libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d
> --disable-libdrm --disable-vaapi --enable-libvidstab --enable-vulkan
> --enable-libshaderc --enable-libplacebo --enable-libx264 --enable-libx265
> --enable-libxavs2 --enable-libxvid --enable-libzimg --enable-libzvbi
> --extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-
> ldflags=-pthread --extra-ldexeflags= --extra-libs=-lgomp --extra-
> version=20220920
> libavutil 57. 36.102 / 57. 36.102
> libavcodec 59. 44.100 / 59. 44.100
> libavformat 59. 32.100 / 59. 32.100
> libavdevice 59. 8.101 / 59. 8.101
> libavfilter 8. 49.100 / 8. 49.100
> libswscale 6. 8.112 / 6. 8.112
> libswresample 4. 9.100 / 4. 9.100
> libpostproc 56. 7.100 / 56. 7.100
> Stream mapping:
> smptehdbars:default -> Stream #0:0 (libkvazaar)
> Press [q] to stop, [?] for help
> Compiled: INTEL, flags: MMX SSE SSE2 SSSE3 SSE41 SSE42
> Detected: INTEL, flags: MMX SSE SSE2 SSE3 SSSE3 SSE41 SSE42 AVX AVX2
> Available: avx(11) avx2(54) sse2(2) sse41(4)
> In use: avx(1) avx2(54)
> --owf=auto value set to 4.
> --threads=auto value set to 4.
> Output #0, mp4, to 'out.mp4':
> Metadata:
> encoder : Lavf59.32.100
> Stream #0:0: Video: hevc (hev1 / 0x31766568),
> yuv420p(bt709/unknown/unknown, progressive), 400x120 [SAR 1:1 DAR 10:3],
> q=2-31, 30 fps, 15360 tbn
> Metadata:
> encoder : Lavc59.44.100 libkvazaar
> frame= 0 fps=0.0 q=0.0 size= 0kB time=-577014:32:22.77 bitrate=
> -0.0kbits/s speed=N/A
> c:\Users\Jozef\Work\Private\wide.video\app-poc\ffmpeg-libkvazaar>
> }}}
>
> I have also tried re-ecndoing an existing video, or different `kvazaar-
> params` but with the same result.
>
> Is there any extra argument to be used or the encoder is broken?
New description:
Using BtbN ffmpeg version N-108232-g79845ce6cf-20220920 Copyright (c)
2000-2022 the FFmpeg developers
I am not able to make libkvazaar work:
{{{
ffmpeg -filter_complex "smptehdbars=size=400x120:rate=30:duration=10" -c:v
libkvazaar -y out.mp4
}}}
out.mp4 is 44 bytes file (empty mp4 box I guess?)
{{{
ffmpeg -filter_complex "smptehdbars=size=400x120:rate=30:duration=10" -c:v
libkvazaar -y out.mp4
ffmpeg version N-108232-g79845ce6cf-20220920 Copyright (c) 2000-2022 the
FFmpeg developers
built with gcc 12.1.0 (crosstool-NG 1.25.0.55_3defb7b)
configuration: --prefix=/ffbuild/prefix --pkg-config-flags=--static
--pkg-config=pkg-config --cross-prefix=x86_64-w64-mingw32- --arch=x86_64
--target-os=mingw32 --enable-gpl --enable-version3 --disable-debug
--disable-w32threads --enable-pthreads --enable-iconv --enable-libxml2
--enable-zlib --enable-libfreetype --enable-libfribidi --enable-gmp
--enable-lzma --enable-fontconfig --enable-libvorbis --enable-opencl
--disable-libpulse --enable-libvmaf --disable-libxcb --disable-xlib
--enable-amf --enable-libaom --enable-libaribb24 --enable-avisynth
--enable-libdav1d --enable-libdavs2 --disable-libfdk-aac --enable-
ffnvcodec --enable-cuda-llvm --enable-frei0r --enable-libgme --enable-
libkvazaar --enable-libass --enable-libbluray --enable-libjxl --enable-
libmp3lame --enable-libopus --enable-librist --enable-libssh --enable-
libtheora --enable-libvpx --enable-libwebp --enable-lv2 --enable-libmfx
--enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenh264
--enable-libopenjpeg --enable-libopenmpt --enable-librav1e --enable-
librubberband --enable-schannel --enable-sdl2 --enable-libsoxr --enable-
libsrt --enable-libsvtav1 --enable-libtwolame --enable-libuavs3d
--disable-libdrm --disable-vaapi --enable-libvidstab --enable-vulkan
--enable-libshaderc --enable-libplacebo --enable-libx264 --enable-libx265
--enable-libxavs2 --enable-libxvid --enable-libzimg --enable-libzvbi
--extra-cflags=-DLIBTWOLAME_STATIC --extra-cxxflags= --extra-
ldflags=-pthread --extra-ldexeflags= --extra-libs=-lgomp --extra-
version=20220920
libavutil 57. 36.102 / 57. 36.102
libavcodec 59. 44.100 / 59. 44.100
libavformat 59. 32.100 / 59. 32.100
libavdevice 59. 8.101 / 59. 8.101
libavfilter 8. 49.100 / 8. 49.100
libswscale 6. 8.112 / 6. 8.112
libswresample 4. 9.100 / 4. 9.100
libpostproc 56. 7.100 / 56. 7.100
Stream mapping:
smptehdbars:default -> Stream #0:0 (libkvazaar)
Press [q] to stop, [?] for help
Compiled: INTEL, flags: MMX SSE SSE2 SSSE3 SSE41 SSE42
Detected: INTEL, flags: MMX SSE SSE2 SSE3 SSSE3 SSE41 SSE42 AVX AVX2
Available: avx(11) avx2(54) sse2(2) sse41(4)
In use: avx(1) avx2(54)
--owf=auto value set to 4.
--threads=auto value set to 4.
Output #0, mp4, to 'out.mp4':
Metadata:
encoder : Lavf59.32.100
Stream #0:0: Video: hevc (hev1 / 0x31766568),
yuv420p(bt709/unknown/unknown, progressive), 400x120 [SAR 1:1 DAR 10:3],
q=2-31, 30 fps, 15360 tbn
Metadata:
encoder : Lavc59.44.100 libkvazaar
frame= 0 fps=0.0 q=0.0 size= 0kB time=-577014:32:22.77 bitrate=
-0.0kbits/s speed=N/A
}}}
I have also tried re-ecndoing an existing video, or different `kvazaar-
params` but with the same result.
Is there any extra argument to be used or the encoder is broken?
--
--
Ticket URL: <https://trac.ffmpeg.org/ticket/9937#comment:1>
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