Re: [FFmpeg-user] feedback filter

2022-04-18 Thread Michael Koch

Am 18.04.2022 um 20:00 schrieb Michael Koch:

Hello,

I'm just testing the new feedback filter with this command line:

ffmpeg -i test.jpg -vf 
"[in][fb_in]feedback=x=2000:y=1000:w=2000:h=2000[out][fb_out];[fb_out]gblur=50[fb_in]" 
-map "[out]" -y out.jpg


I get this error message:
Output with label 'out' does not exist in any defined filter graph, or 
was already used elsewhere.


I found my error. Simple filtergraph instead of complex filtergraph. It 
would be nice if the feedback filter would give a warning. The error 
message that I got was misleading.


Michael
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Re: [FFmpeg-user] feedback filter

2022-04-18 Thread Paul B Mahol
On Mon, Apr 18, 2022 at 8:00 PM Michael Koch 
wrote:

> Hello,
>
> I'm just testing the new feedback filter with this command line:
>
> ffmpeg -i test.jpg -vf
> "[in][fb_in]feedback=x=2000:y=1000:w=2000:h=2000[out][fb_out];[fb_out]gblur=50[fb_in]"
>
> -map "[out]" -y out.jpg
>
> I get this error message:
> Output with label 'out' does not exist in any defined filter graph, or
> was already used elsewhere.
>
> When I remove -map "[out]"  then it works. But I don't understand why I
> can't map [out] to the output. The console output is below.
>
>
Use null filter as last filter for now, no need to use -map in this case.


> Michael
>
>
>
> C:\Users\astro\Desktop\test>ffmpeg -i test.jpg -vf
> "[in][fb_in]feedback=x=2000:y=1000:w=2000:h=2000[out][fb_out];[fb_out]gblur=50[fb_in]"
>
> -map "[out]" -y out.jpg
> ffmpeg version 2022-04-18-git-d5687236ab-full_build-www.gyan.dev
> Copyright (c) 2000-2022 the FFmpeg developers
>built with gcc 11.2.0 (Rev10, Built by MSYS2 project)
>configuration: --enable-gpl --enable-version3 --enable-static
> --disable-w32threads --disable-autodetect --enable-fontconfig
> --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp
> --enable-bzlib --enable-lzma --enable-libsnappy --enable-zlib
> --enable-librist --enable-libsrt --enable-libssh --enable-libzmq
> --enable-avisynth --enable-libbluray --enable-libcaca --enable-sdl2
> --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libzvbi
> --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264
> --enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libaom
> --enable-libopenjpeg --enable-libvpx --enable-mediafoundation
> --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi
> --enable-liblensfun --enable-libvidstab --enable-libvmaf
> --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid
> --enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va
> --enable-dxva2 --enable-libmfx --enable-libshaderc --enable-vulkan
> --enable-libplacebo --enable-opencl --enable-libcdio --enable-libgme
> --enable-libmodplug --enable-libopenmpt --enable-libopencore-amrwb
> --enable-libmp3lame --enable-libshine --enable-libtheora
> --enable-libtwolame --enable-libvo-amrwbenc --enable-libilbc
> --enable-libgsm --enable-libopencore-amrnb --enable-libopus
> --enable-libspeex --enable-libvorbis --enable-ladspa --enable-libbs2b
> --enable-libflite --enable-libmysofa --enable-librubberband
> --enable-libsoxr --enable-chromaprint
>libavutil  57. 24.101 / 57. 24.101
>libavcodec 59. 26.100 / 59. 26.100
>libavformat59. 22.100 / 59. 22.100
>libavdevice59.  6.100 / 59.  6.100
>libavfilter 8. 33.100 /  8. 33.100
>libswscale  6.  6.100 /  6.  6.100
>libswresample   4.  6.100 /  4.  6.100
>libpostproc56.  5.100 / 56.  5.100
> Input #0, image2, from 'test.jpg':
>Duration: 00:00:00.04, start: 0.00, bitrate: 743360 kb/s
>Stream #0:0: Video: mjpeg (Baseline), yuvj420p(pc,
> bt470bg/unknown/unknown), 6720x4480 [SAR 1:1 DAR 3:2], 25 fps, 25 tbr,
> 25 tbn
> Output with label 'out' does not exist in any defined filter graph, or
> was already used elsewhere.
>
>
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[FFmpeg-user] feedback filter

2022-04-18 Thread Michael Koch

Hello,

I'm just testing the new feedback filter with this command line:

ffmpeg -i test.jpg -vf 
"[in][fb_in]feedback=x=2000:y=1000:w=2000:h=2000[out][fb_out];[fb_out]gblur=50[fb_in]" 
-map "[out]" -y out.jpg


I get this error message:
Output with label 'out' does not exist in any defined filter graph, or 
was already used elsewhere.


When I remove -map "[out]"  then it works. But I don't understand why I 
can't map [out] to the output. The console output is below.


Michael



C:\Users\astro\Desktop\test>ffmpeg -i test.jpg -vf 
"[in][fb_in]feedback=x=2000:y=1000:w=2000:h=2000[out][fb_out];[fb_out]gblur=50[fb_in]" 
-map "[out]" -y out.jpg
ffmpeg version 2022-04-18-git-d5687236ab-full_build-www.gyan.dev 
Copyright (c) 2000-2022 the FFmpeg developers

  built with gcc 11.2.0 (Rev10, Built by MSYS2 project)
  configuration: --enable-gpl --enable-version3 --enable-static 
--disable-w32threads --disable-autodetect --enable-fontconfig 
--enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp 
--enable-bzlib --enable-lzma --enable-libsnappy --enable-zlib 
--enable-librist --enable-libsrt --enable-libssh --enable-libzmq 
--enable-avisynth --enable-libbluray --enable-libcaca --enable-sdl2 
--enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libzvbi 
--enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 
--enable-libx265 --enable-libxavs2 --enable-libxvid --enable-libaom 
--enable-libopenjpeg --enable-libvpx --enable-mediafoundation 
--enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi 
--enable-liblensfun --enable-libvidstab --enable-libvmaf 
--enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid 
--enable-ffnvcodec --enable-nvdec --enable-nvenc --enable-d3d11va 
--enable-dxva2 --enable-libmfx --enable-libshaderc --enable-vulkan 
--enable-libplacebo --enable-opencl --enable-libcdio --enable-libgme 
--enable-libmodplug --enable-libopenmpt --enable-libopencore-amrwb 
--enable-libmp3lame --enable-libshine --enable-libtheora 
--enable-libtwolame --enable-libvo-amrwbenc --enable-libilbc 
--enable-libgsm --enable-libopencore-amrnb --enable-libopus 
--enable-libspeex --enable-libvorbis --enable-ladspa --enable-libbs2b 
--enable-libflite --enable-libmysofa --enable-librubberband 
--enable-libsoxr --enable-chromaprint

  libavutil  57. 24.101 / 57. 24.101
  libavcodec 59. 26.100 / 59. 26.100
  libavformat    59. 22.100 / 59. 22.100
  libavdevice    59.  6.100 / 59.  6.100
  libavfilter 8. 33.100 /  8. 33.100
  libswscale  6.  6.100 /  6.  6.100
  libswresample   4.  6.100 /  4.  6.100
  libpostproc    56.  5.100 / 56.  5.100
Input #0, image2, from 'test.jpg':
  Duration: 00:00:00.04, start: 0.00, bitrate: 743360 kb/s
  Stream #0:0: Video: mjpeg (Baseline), yuvj420p(pc, 
bt470bg/unknown/unknown), 6720x4480 [SAR 1:1 DAR 3:2], 25 fps, 25 tbr, 
25 tbn
Output with label 'out' does not exist in any defined filter graph, or 
was already used elsewhere.



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