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• download part youtube video with ffmpeg ?

  1er août 2020, par testoflow

  I can't get this right
  
ffmpeg works well so can you help me ?

  


  #I can't get this right

  


  #!/bin/bash
var=$(xclip -o)

if [ -z $var ]; then  
    echo 'copia url a descargar al portapapeles'  
fi  

printf "(1) download part of video without audio\n"
printf "(2) download part of audio\n"
echo
echo -n 'opcion: '
read opcion
case $opcion in
    "1") c=$(youtube-dl -g $var | awk '{ if(NR==1) print $0 }' | sed 's/^/"/;s/$/"/')  && echo -n 'start time: ' && read segundos && echo -n 'duration: ' && read duration &&  ffmpeg -i $c -ss $segundos -t $duration probe.mp4;;  
    "2") b=$(youtube-dl -g $var | awk '{ if(NR==2) print $0 }' | sed 's/^/"/;s/$/"/')  && echo $b && ffmpeg -ss 0 -i $b  -t 10 probe.mp3;;  
esac  


  


• Evolution #3092 : Gestion des contenus par lots

  29 septembre 2015, par Valéry -

  Notons que pour la fonction "déplacement" le Plan du site amélioré http://contrib.spip.net/Plan-du-site-ameliore-4718 fait ceci (mais avec la contrainte du glisser / déposer parfois délicat à manipuler).

• Convert Webp to MP4 file in Python Script [duplicate]

  13 mai 2021, par Sar sinua

  is there any way to convert Webp file to MP4 in python script ?i want to execute my codes on Heroku

  


  i tried...

  


  import moviepy.editor as mp

clip = mp.VideoFileClip("input.webp")
clip.write_videofile("output.mp4")


  


  i got error :

  


  OSError : MoviePy error : failed to read the duration of file giphy.webp.
Here are the file infos returned by ffmpeg :

  


  ffmpeg version 4.2.2 Copyright (c) 2000-2019 the FFmpeg developers
built with gcc 9.2.1 (GCC) 20200122
configuration : —enable-gpl —enable-version3 —enable-sdl2 —enable-fontconfig —enable-gnutls —enable-iconv —enable-libass —enable-libdav1d —enable-libbluray —enable-libfreetype —enable-libmp3lame —enable-libopencore-amrnb —enable-libopencore-amrwb —enable-libopenjpeg —enable-libopus —enable-libshine —enable-libsnappy —enable-libsoxr —enable-libtheora —enable-libtwolame —enable-libvpx —enable-libwavpack —enable-libwebp —enable-libx264 —enable-libx265 —enable-libxml2 —enable-libzimg —enable-lzma —enable-zlib —enable-gmp —enable-libvidstab —enable-libvorbis —enable-libvo-amrwbenc —enable-libmysofa —enable-libspeex —enable-libxvid —enable-libaom —enable-libmfx —enable-amf —enable-ffnvcodec —enable-cuvid —enable-d3d11va —enable-nvenc —enable-nvdec —enable-dxva2 —enable-avisynth —enable-libopenmpt
libavutil 56. 31.100 / 56. 31.100
libavcodec 58. 54.100 / 58. 54.100
libavformat 58. 29.100 / 58. 29.100
libavdevice 58. 8.100 / 58. 8.100
libavfilter 7. 57.100 / 7. 57.100
libswscale 5. 5.100 / 5. 5.100
libswresample 3. 5.100 / 3. 5.100
libpostproc 55. 5.100 / 55. 5.100
[webp @ 00000275c1bab780] skipping unsupported chunk : ANIM
[webp @ 00000275c1bab780] skipping unsupported chunk : ANMF
Last message repeated 36 times
[webp @ 00000275c1bab780] image data not found
[webp_pipe @ 00000275c1b99380] decoding for stream 0 failed
[webp_pipe @ 00000275c1b99380] Could not find codec parameters for stream 0 (Video : webp, none) : unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options
Input #0, webp_pipe, from 'giphy.webp' :
Duration : N/A, bitrate : N/A
Stream #0:0 : Video : webp, none, 25 tbr, 25 tbn, 25 tbc
At least one output file must be specified

  


  and also i tried this command in command line :

  


  C:\Users\***\Desktop\Notebook>ffmpeg -i giphy.webp giphy.mp4


  


  i got this error :

  


  ffmpeg version 2021-05-12-git-175f675f7b-full_build-www.gyan.dev Copyright (c) 2000-2021 the FFmpeg developers
  built with gcc 10.2.0 (Rev6, 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-lzma --enable-libsnappy --enable-zlib --enable-librist --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth --enable-libbluray --enable-libcaca --enable-sdl2 --enable-libdav1d --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom --enable-libopenjpeg --enable-libvpx --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --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-libglslang --enable-vulkan --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.  0.100 / 57.  0.100
  libavcodec     59.  1.100 / 59.  1.100
  libavformat    59.  0.101 / 59.  0.101
  libavdevice    59.  0.100 / 59.  0.100
  libavfilter     8.  0.101 /  8.  0.101
  libswscale      6.  0.100 /  6.  0.100
  libswresample   4.  0.100 /  4.  0.100
  libpostproc    56.  0.100 / 56.  0.100
[webp @ 0000025fb2a2ff00] skipping unsupported chunk: ANIM
[webp @ 0000025fb2a2ff00] skipping unsupported chunk: ANMF
    Last message repeated 36 times
[webp @ 0000025fb2a2ff00] image data not found
[webp_pipe @ 0000025fb2a1b180] decoding for stream 0 failed
[webp_pipe @ 0000025fb2a1b180] Could not find codec parameters for stream 0 (Video: webp, none): unspecified size
Consider increasing the value for the 'analyzeduration' (0) and 'probesize' (5000000) options
Input #0, webp_pipe, from 'giphy.webp':
  Duration: N/A, bitrate: N/A
  Stream #0:0: Video: webp, none, 25 fps, 25 tbr, 25 tbn
File 'giphy.mp4' already exists. Overwrite? [y/N] y
Stream mapping:
  Stream #0:0 -> #0:0 (webp (native) -> h264 (libx264))
Press [q] to stop, [?] for help
[webp @ 0000025fb324c1c0] skipping unsupported chunk: ANIM
[webp @ 0000025fb324c1c0] skipping unsupported chunk: ANMF
    Last message repeated 36 times
[webp @ 0000025fb324c1c0] image data not found
Error while decoding stream #0:0: Invalid data found when processing input
Cannot determine format of input stream 0:0 after EOF
Error marking filters as finished
Conversion failed!