Recherche avancée

Médias (91)

Autres articles (51)

  • Websites made ​​with MediaSPIP

    2 mai 2011, par

    This page lists some websites based on MediaSPIP.

  • Creating farms of unique websites

    13 avril 2011, par

    MediaSPIP platforms can be installed as a farm, with a single "core" hosted on a dedicated server and used by multiple websites.
    This allows (among other things) : implementation costs to be shared between several different projects / individuals rapid deployment of multiple unique sites creation of groups of like-minded sites, making it possible to browse media in a more controlled and selective environment than the major "open" (...)

  • HTML5 audio and video support

    13 avril 2011, par

    MediaSPIP uses HTML5 video and audio tags to play multimedia files, taking advantage of the latest W3C innovations supported by modern browsers.
    The MediaSPIP player used has been created specifically for MediaSPIP and can be easily adapted to fit in with a specific theme.
    For older browsers the Flowplayer flash fallback is used.
    MediaSPIP allows for media playback on major mobile platforms with the above (...)

Sur d’autres sites (4326)

  • an error about ffmpeg：maybe incorrect parameters such as bit_rate, rate, width or height？

    7 janvier 2023, par Roberick Li
    subprocess.CalledProcessError: Command '['ffmpeg', '-f', 'rawvideo', '-vcodec', 'rawvideo', '-s', '300x300', '-pix_fmt', 'rgba', '-r', '20', '-loglevel', 'error', '-i', 'pipe:', '-vcodec', 'h264', '-pix_fmt', 'yuv420p', '-y', './save/humanml_trans_enc_512/samples_humanml_trans_enc_512_000200000_seed10/sample00_rep00.mp4']' returned non-zero exit status 1.


    


    this is the error when I running a python script :

    


    Traceback (most recent call last):&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/runpy.py", line 193, in _run_module_as_main&#xA;    "__main__", mod_spec)&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/runpy.py", line 85, in _run_code&#xA;    exec(code, run_globals)&#xA;  File "/home/rob/motion-diffusion-model/sample/generate.py", line 256, in <module>&#xA;    main()&#xA;  File "/home/rob/motion-diffusion-model/sample/generate.py", line 189, in main&#xA;    plot_3d_motion(animation_save_path, skeleton, motion, dataset=args.dataset, title=caption, fps=fps)&#xA;  File "/home/rob/motion-diffusion-model/data_loaders/humanml/utils/plot_script.py", line 128, in plot_3d_motion&#xA;    ani.save(save_path, fps=fps)&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/site-packages/matplotlib/animation.py", line 1156, in save&#xA;    writer.grab_frame(**savefig_kwargs)&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/contextlib.py", line 130, in __exit__&#xA;    self.gen.throw(type, value, traceback)&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/site-packages/matplotlib/animation.py", line 232, in saving&#xA;    self.finish()&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/site-packages/matplotlib/animation.py", line 367, in finish&#xA;    self.cleanup()&#xA;  File "/home/rob/anaconda3/envs/mdm/lib/python3.7/site-packages/matplotlib/animation.py", line 411, in cleanup&#xA;    self._proc.returncode, self._proc.args, out, err)&#xA;subprocess.CalledProcessError: Command &#x27;[&#x27;ffmpeg&#x27;, &#x27;-f&#x27;, &#x27;rawvideo&#x27;, &#x27;-vcodec&#x27;, &#x27;rawvideo&#x27;, &#x27;-s&#x27;, &#x27;300x300&#x27;, &#x27;-pix_fmt&#x27;, &#x27;rgba&#x27;, &#x27;-r&#x27;, &#x27;20&#x27;, &#x27;-loglevel&#x27;, &#x27;error&#x27;, &#x27;-i&#x27;, &#x27;pipe:&#x27;, &#x27;-vcodec&#x27;, &#x27;h264&#x27;, &#x27;-pix_fmt&#x27;, &#x27;yuv420p&#x27;, &#x27;-y&#x27;, &#x27;./save/humanml_trans_enc_512/samples_humanml_trans_enc_512_000200000_seed10/sample00_rep00.mp4&#x27;]&#x27; returned non-zero exit status 1.&#xA;</module>

    &#xA;

    Thanks for you help very much !!!

    &#xA;

    I tried to run the command alone, then for a long time the program did not return, and after using ctrl+c it reported the following error：

    &#xA;

    [libopenh264 @ 0x555582eec100] Incorrect library version loaded&#xA;Error initializing output stream 0:0 -- Error while opening encoder for output stream #0:0 - maybe incorrect parameters such as bit_rate, rate, width or height&#xA;

    &#xA;

  • How to concatenate two or more videos with same width and different height in FFMpeg and to maintain the same aspect ratio ?

    25 octobre 2019, par Aarwil

    I have five video parts to concat all. Each five videos are in the same width and height. The second part is the hstack of another 2 videos and the third part is the hstack and vstack of another 3 videos. While concat all the five video parts the aspect ratio is not maintaining in the final video. Since I am new to ffmpeg help me to sort out the problem

    I have tried with the command in my final with filter complex and to reduce the size I used frame per second.

    "ffmpeg -i
    final.mp4 -vf scale=1280:480 -filter:v fps=fps=30 finalNew.mp4"

    but nothing worked.
    Also help me to use hstack with scaling, to maintain the aspect ratio for the second part on below command

    Command : ffmpeg -i vid1.mkv -i vid2.mkv -filter_complex "[0:v]scale=-1:480[v0] ;[0:v][1:v]hstack=inputs=2"vid3.mkv

    Images

    second part

    third part

    videochunks

    I have console the info of my video

    ffmpeg -i part1.mkv -i part2.mkv -i part3.mkv -i part4.mkv -i part5.mkv
    ffmpeg version N-94911-g197985c5bf Copyright (c) 2000-2019 the FFmpeg developers
     built with gcc 9.1.1 (GCC) 20190807
     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-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt --enable-amf
     libavutil      56. 35.100 / 56. 35.100
     libavcodec     58. 56.101 / 58. 56.101
     libavformat    58. 32.104 / 58. 32.104
     libavdevice    58.  9.100 / 58.  9.100
     libavfilter     7. 58.102 /  7. 58.102
     libswscale      5.  6.100 /  5.  6.100
     libswresample   3.  6.100 /  3.  6.100
     libpostproc    55.  6.100 / 55.  6.100
    Input #0, matroska,webm, from 'part1.mkv':
     Metadata:
       ENCODER         : Lavf58.32.104
     Duration: 00:00:44.00, start: 0.000000, bitrate: 189 kb/s
       Stream #0:0(eng): Video: h264 (High), yuv420p(progressive), 640x480 [SAR 9:16 DAR 3:4], 30 fps, 30 tbr, 1k tbn, 60 tbc (default)
       Metadata:
         title           : Video
         ENCODER         : Lavc58.56.101 libx264
         DURATION        : 00:00:44.000000000
    Input #1, matroska,webm, from 'part2.mkv':
     Metadata:
       ENCODER         : Lavf58.32.104
     Duration: 00:01:22.07, start: 0.000000, bitrate: 113 kb/s
       Stream #1:0: Video: h264 (High), yuv420p(progressive), 640x240 [SAR 9:16 DAR 3:2], 30 fps, 30 tbr, 1k tbn, 60 tbc (default)
       Metadata:
         ENCODER         : Lavc58.56.101 libx264
         DURATION        : 00:01:22.066000000
    Input #2, matroska,webm, from 'part3.mkv':
     Metadata:
       ENCODER         : Lavf58.32.104
     Duration: 00:00:42.03, start: 0.000000, bitrate: 405 kb/s
       Stream #2:0: Video: h264 (High), yuv420p(progressive), 640x720 [SAR 9:16 DAR 1:2], 30 fps, 30 tbr, 1k tbn, 60 tbc (default)
       Metadata:
         ENCODER         : Lavc58.56.101 libx264
         DURATION        : 00:00:42.033000000
    Input #3, matroska,webm, from 'part4.mkv':
     Metadata:
       ENCODER         : Lavf58.32.104
     Duration: 00:00:21.00, start: 0.000000, bitrate: 298 kb/s
       Stream #3:0: Video: h264 (High), yuv420p(progressive), 640x240 [SAR 9:16 DAR 3:2], 30 fps, 30 tbr, 1k tbn, 60 tbc (default)
       Metadata:
         ENCODER         : Lavc58.56.101 libx264
         DURATION        : 00:00:21.000000000
    Input #4, matroska,webm, from 'part5.mkv':
     Metadata:
       ENCODER         : Lavf58.32.104
     Duration: 00:00:16.00, start: 0.000000, bitrate: 169 kb/s
       Stream #4:0(eng): Video: h264 (High), yuv420p(progressive), 640x480 [SAR 9:16 DAR 3:4], 30 fps, 30 tbr, 1k tbn, 60 tbc (default)
       Metadata:
         title           : Video
         ENCODER         : Lavc58.56.101 libx264
         DURATION        : 00:00:16.000000000

  • Flashblock improvement : Use width/height : auto on SWF instead of 100%, latter does not fall within ClickToFlash’s 8x8px "invisible flash" (and if allowed, OK to load) rules. Better chance of load success with this approach.

    3 juillet 2011

    m script/soundmanager2-jsmin.js m script/soundmanager2-nodebug-jsmin.js m script/soundmanager2-nodebug.js m script/soundmanager2.js Flashblock improvement : Use width/height : auto on SWF instead of 100%, latter does not fall within ClickToFlash’s 8x8px "invisible flash" (and if allowed, OK to (...)

Navigation