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  • List of compatible distributions

    26 avril 2011, par

    The table below is the list of Linux distributions compatible with the automated installation script of MediaSPIP. Distribution nameVersion nameVersion number Debian Squeeze 6.x.x Debian Weezy 7.x.x Debian Jessie 8.x.x Ubuntu The Precise Pangolin 12.04 LTS Ubuntu The Trusty Tahr 14.04
    If you want to help us improve this list, you can provide us access to a machine whose distribution is not mentioned above or send the necessary fixes to add (...)

  • Selection of projects using MediaSPIP

    2 mai 2011, par

    The examples below are representative elements of MediaSPIP specific uses for specific projects.
    MediaSPIP farm @ Infini
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  • Introducing Updates to the Funnels Feature

    29 mai 2024, par Erin

    We’ve made improvements to the Funnels feature to be more user-friendly and offer you greater flexibility. 

    &lt;script type=&quot;text/javascript&quot;&gt;<br />
           if ('function' === typeof window.playMatomoVideo){<br />
           window.playMatomoVideo(&quot;FunnelsProductUpdate2024&quot;, &quot;#FunnelsProductUpdate2024&quot;)<br />
           } else {<br />
           document.addEventListener(&quot;DOMContentLoaded&quot;, function() { window.playMatomoVideo(&quot;FunnelsProductUpdate2024&quot;, &quot;#FunnelsProductUpdate2024&quot;); });<br />
           }<br />
      &lt;/script&gt;

    Here’s what’s changing :

    Setting up and managing funnels is now easier than ever 

    Previously, creating funnels was tedious and required going through the Goals feature. But we’ve changed that with the introduction of a separate page to configure funnels. 

    Dedicated Manage Funnels page in Matomo

    Create funnels with greater flexibility—no longer tied to goals 

    Funnels is now a standalone feature, providing you with more flexibility. Before, you could only create a funnel if it was tied to a goal, in other words, the final step in the funnel had to be a goal. What’s more, you also couldn’t use goals for steps in the funnel.  

    Previous configuration requirements of Funnels in Matomo
    Previous configuration requirements of Funnels

    Now, funnels are independent of goals, and goals can serve as steps within the funnel. This means you have the freedom to configure any combination of steps in a funnel : 

    • All steps can be goals 
    • No steps need to be goals 
    • Or some steps can be goals, some steps can be events 
    Goals no longer required in Matomo Funnels

    No matter what your customer journey looks like, funnels now offer the versatility to meet your business’s specific needs. 

    Find friction points faster with intuitive visuals 

    One of the most significant improvements is the visual upgrade of the Funnels feature. The new Funnels graph is now visually in line with industry standards and intuitive. 

    New Funnel Analytics chart in Matomo

    The new visual provides a clearer view of your drop-off and conversion rates so you can instantly find points of friction in your funnel to improve the user experience and overall conversion rate.  

    This visualisation also provides a detailed overview of the number of visitors who enter, exit, skip, or proceed at each step of your funnel by using different coloured bars for visual clarity on each step’s performance. 

    With this update, we’ve also replaced ‘backfilled visits’ with ‘skipped steps’ to avoid misinterpretation of the data. 

    New data table for more granular insights 

    Accompanying this visual improvement is a new data table, allowing for more granular insights, segment comparison, and easy data export.

    We’ve also increased Funnel analysis limits. You can now compare funnel data for 2 date periods and 6 segments (up to 12 compared datasets in total). 

    Sign up for our newsletter to receive all the latest Matomo updates. 

  • How to stream webcam video over RTSP using ffmpeg on Windows 10 ? [closed]

    15 mai 2024, par let me down slowly

    I am trying to stream my laptop's webcam using RTSP protocol using ffmpeg. I am trying to simulate an actual IP Camera. I have already tried different tools already including using VidGear python package, and gstreamer but could not get it working. Note : I am on Windows 10. I have tried this command :

    &#xA;

    ffmpeg -f dshow -s 320x240 -rtbufsize 2147.48M -r 30 -vcodec mjpeg -i video="HD Camera" -f rtsp -rtsp_transport tcp rtsp://localhost:8554/mystream&#xA;

    &#xA;

    It turns on the webcam with but prints these logs to the console :

    &#xA;

    ffmpeg version 7.0-full_build-www.gyan.dev Copyright (c) 2000-2024 the FFmpeg developers&#xA;  built with gcc 13.2.0 (Rev5, Built by MSYS2 project)&#xA;  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-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --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-libcodec2 --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&#xA;  libavutil      59.  8.100 / 59.  8.100&#xA;  libavcodec     61.  3.100 / 61.  3.100&#xA;  libavformat    61.  1.100 / 61.  1.100&#xA;  libavdevice    61.  1.100 / 61.  1.100&#xA;  libavfilter    10.  1.100 / 10.  1.100&#xA;  libswscale      8.  1.100 /  8.  1.100&#xA;  libswresample   5.  1.100 /  5.  1.100&#xA;  libpostproc    58.  1.100 / 58.  1.100&#xA;[mjpeg @ 0000026201ae9fc0] unable to decode APP fields: Invalid data found when processing input&#xA;Input #0, dshow, from &#x27;video=HD Camera&#x27;:&#xA;  Duration: N/A, start: 1285415.793302, bitrate: N/A&#xA;  Stream #0:0: Video: mjpeg (Baseline) (MJPG / 0x47504A4D), yuvj422p(pc, bt470bg/unknown/unknown), 320x240, 30 fps, 30 tbr, 10000k tbn&#xA;Stream mapping:&#xA;  Stream #0:0 -> #0:0 (mjpeg (native) -> mpeg4 (native))&#xA;Press [q] to stop, [?] for help&#xA;[mjpeg @ 0000026201afe9c0] unable to decode APP fields: Invalid data found when processing input&#xA;[swscaler @ 0000026201b5cc40] deprecated pixel format used, make sure you did set range correctly&#xA;[swscaler @ 00000262068c57c0] deprecated pixel format used, make sure you did set range correctly&#xA;[swscaler @ 0000026201b5cc40] deprecated pixel format used, make sure you did set range correctly&#xA;    Last message repeated 1 times&#xA;[mjpeg @ 0000026201afe9c0] unable to decode APP fields: Invalid data found when processing input&#xA;    Last message repeated 8 times&#xA;

    &#xA;

    I tried opening rtsp://localhost:8554/mystream but it shows VLC is unable to open the MRL &#x27;rtsp://localhost:8554/mystream&#x27;. Check the log for details.

    &#xA;

    Killing the running process outputs these additional logs

    &#xA;

    [out#0/rtsp @ 0000026201aeaf80] Could not write header (incorrect codec parameters ?): Immediate exit requested&#xA;[vf#0:0 @ 0000026201af4100] Error sending frames to consumers: Immediate exit requested&#xA;[vf#0:0 @ 0000026201af4100] Task finished with error code: -1414092869 (Immediate exit requested)&#xA;[vf#0:0 @ 0000026201af4100] Terminating thread with return code -1414092869 (Immediate exit requested)&#xA;[out#0/rtsp @ 0000026201aeaf80] Nothing was written into output file, because at least one of its streams received no packets.&#xA;frame=    0 fps=0.0 q=0.0 Lsize=       0KiB time=N/A bitrate=N/A speed=N/A&#xA;Exiting normally, received signal 2.&#xA;

    &#xA;

    Output of the command ffmpeg -list_devices true -f dshow -i dummy :

    &#xA;

      built with gcc 13.2.0 (Rev5, Built by MSYS2 project)&#xA;  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-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --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-libcodec2 --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&#xA;  libavutil      59.  8.100 / 59.  8.100&#xA;  libavcodec     61.  3.100 / 61.  3.100&#xA;  libavformat    61.  1.100 / 61.  1.100&#xA;  libavdevice    61.  1.100 / 61.  1.100&#xA;  libavfilter    10.  1.100 / 10.  1.100&#xA;  libswscale      8.  1.100 /  8.  1.100&#xA;  libswresample   5.  1.100 /  5.  1.100&#xA;  libpostproc    58.  1.100 / 58.  1.100&#xA;[dshow @ 00000140f18d4200] "HD Camera" (video)&#xA;[dshow @ 00000140f18d4200]   Alternative name "@device_pnp_\\?\usb#vid_05c8&amp;pid_03ea&amp;mi_00#6&amp;d0a8c55&amp;0&amp;0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\global"&#xA;[dshow @ 00000140f18d4200] "Microphone (Realtek(R) Audio)" (audio)&#xA;[dshow @ 00000140f18d4200]   Alternative name "@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{06840D8D-1151-4D9C-B865-2FE01BFB9FD2}"&#xA;[in#0 @ 00000140f18ba640] Error opening input: Immediate exit requested&#xA;Error opening input file dummy.&#xA;

    &#xA;

    Output of the command ffmpeg -f dshow -list_options true -i video="HD Camera" :

    &#xA;

      built with gcc 13.2.0 (Rev5, Built by MSYS2 project)&#xA;  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-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --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-libcodec2 --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&#xA;  libavutil      59.  8.100 / 59.  8.100&#xA;  libavcodec     61.  3.100 / 61.  3.100&#xA;  libavformat    61.  1.100 / 61.  1.100&#xA;  libavdevice    61.  1.100 / 61.  1.100&#xA;  libavfilter    10.  1.100 / 10.  1.100&#xA;  libswscale      8.  1.100 /  8.  1.100&#xA;  libswresample   5.  1.100 /  5.  1.100&#xA;  libpostproc    58.  1.100 / 58.  1.100&#xA;[dshow @ 000002670b4c12c0] DirectShow video device options (from video devices)&#xA;[dshow @ 000002670b4c12c0]  Pin "Capture" (alternative pin name "Capture")&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=1280x720 fps=30 max s=1280x720 fps=30&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=640x480 fps=30 max s=640x480 fps=30&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=640x360 fps=30 max s=640x360 fps=30&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=352x288 fps=30 max s=352x288 fps=30&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=320x240 fps=30 max s=320x240 fps=30&#xA;[dshow @ 000002670b4c12c0]   vcodec=mjpeg  min s=176x144 fps=30 max s=176x144 fps=30&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=1280x720 fps=10 max s=1280x720 fps=10&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=640x480 fps=30 max s=640x480 fps=30&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=640x360 fps=30 max s=640x360 fps=30&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=352x288 fps=30 max s=352x288 fps=30&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=320x240 fps=30 max s=320x240 fps=30&#xA;[dshow @ 000002670b4c12c0]   pixel_format=yuyv422  min s=176x144 fps=30 max s=176x144 fps=30&#xA;[in#0 @ 000002670b4aa200] Error opening input: Immediate exit requested&#xA;Error opening input file video=HD Camera.&#xA;

    &#xA;

    Please help me solve the issue or suggest a better approach.

    &#xA;

  • D3D11 hardware screen recording with ffmpeg using Intel H264 QSV hardware encoding

    13 mai 2024, par Cactus

    I'm trying to screen record using ffmpeg and having it all done via hardware on my Intel integrated graphics.

    &#xA;

    Specs

    &#xA;

    For reference, here are my specs :

    &#xA;

      &#xA;
    • Windows 11 Pro Version 10.0.22631 Build 22631
    • &#xA;

    • Model : Dell Inc. OptiPlex 3090
    • &#xA;

    • Processor : 11th Gen Intel(R) Core(TM) i3-1115G4 @ 3.00GHz, 2995 Mhz, 2 Core(s), 4 Logical Processor(s)
    • &#xA;

    • Terminal : Windows Terminal using Windows Powershell
    • &#xA;

    &#xA;

    In this wiki, it looked like I could use the "Windows 8+ Desktop Duplication API" to be "directly encoded by a compatible hardware encoder" — so I thought that I could use h264_qsv to encode, allowing me to record without much performance overhead costs.

    &#xA;

    Attempt 1

    &#xA;

    I've tried copying one of the command examples, but it didn't work :

    &#xA;

    ffmpeg -init_hw_device d3d11va -filter_complex ddagrab=0 &#xA;

    &#xA;

    Output :

    &#xA;

    ffmpeg version 2024-05-02-git-71669f2ad5-full_build-www.gyan.dev Copyright (c) 2000-2024 the FFmpeg developers&#xA;  built with gcc 13.2.0 (Rev5, Built by MSYS2 project)&#xA;  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-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --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-libcodec2 --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&#xA;  libavutil      59. 16.101 / 59. 16.101&#xA;  libavcodec     61.  5.103 / 61.  5.103&#xA;  libavformat    61.  3.103 / 61.  3.103&#xA;  libavdevice    61.  2.100 / 61.  2.100&#xA;  libavfilter    10.  2.101 / 10.  2.101&#xA;  libswscale      8.  2.100 /  8.  2.100&#xA;  libswresample   5.  2.100 /  5.  2.100&#xA;  libpostproc    58.  2.100 / 58.  2.100&#xA;Stream mapping:&#xA;  ddagrab:default -> Stream #0:0 (h264_qsv)&#xA;Press [q] to stop, [?] for help&#xA;Impossible to convert between the formats supported by the filter &#x27;Parsed_ddagrab_0&#x27; and the filter &#x27;auto_scale_0&#x27;&#xA;[fc#0 @ 000001e4ed4393c0] Error configuring filter graph: Function not implemented&#xA;[fc#0 @ 000001e4ed4393c0] Task finished with error code: -40 (Function not implemented)&#xA;[fc#0 @ 000001e4ed4393c0] Terminating thread with return code -40 (Function not implemented)&#xA;[vost#0:0/h264_qsv @ 000001e4ed454000] Could not open encoder before EOF&#xA;[vost#0:0/h264_qsv @ 000001e4ed454000] Task finished with error code: -22 (Invalid argument)&#xA;[vost#0:0/h264_qsv @ 000001e4ed454000] Terminating thread with return code -22 (Invalid argument)&#xA;[out#0/matroska @ 000001e4ed453280] Nothing was written into output file, because at least one of its streams received no packets.&#xA;frame=    0 fps=0.0 q=0.0 Lsize=       0KiB time=N/A bitrate=N/A speed=N/A&#xA;Conversion failed!&#xA;

    &#xA;

    Attempt 2

    &#xA;

    I then tried copying one of the command examples in the linked ddagrab wiki page, but also no luck.

    &#xA;

    ffmpeg -f lavfi -i ddagrab -c:v h264_qsv output.mkv&#xA;

    &#xA;

    Output :

    &#xA;

    ffmpeg version 2024-05-02-git-71669f2ad5-full_build-www.gyan.dev Copyright (c) 2000-2024 the FFmpeg developers&#xA;  built with gcc 13.2.0 (Rev5, Built by MSYS2 project)&#xA;  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-libaribb24 --enable-libaribcaption --enable-libdav1d --enable-libdavs2 --enable-libuavs3d --enable-libxevd --enable-libzvbi --enable-librav1e --enable-libsvtav1 --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxeve --enable-libxvid --enable-libaom --enable-libjxl --enable-libopenjpeg --enable-libvpx --enable-mediafoundation --enable-libass --enable-frei0r --enable-libfreetype --enable-libfribidi --enable-libharfbuzz --enable-liblensfun --enable-libvidstab --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm --enable-cuvid --enable-dxva2 --enable-d3d11va --enable-d3d12va --enable-ffnvcodec --enable-libvpl --enable-nvdec --enable-nvenc --enable-vaapi --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-libcodec2 --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&#xA;  libavutil      59. 16.101 / 59. 16.101&#xA;  libavcodec     61.  5.103 / 61.  5.103&#xA;  libavformat    61.  3.103 / 61.  3.103&#xA;  libavdevice    61.  2.100 / 61.  2.100&#xA;  libavfilter    10.  2.101 / 10.  2.101&#xA;  libswscale      8.  2.100 /  8.  2.100&#xA;  libswresample   5.  2.100 /  5.  2.100&#xA;  libpostproc    58.  2.100 / 58.  2.100&#xA;Input #0, lavfi, from &#x27;ddagrab&#x27;:&#xA;  Duration: N/A, start: 0.000000, bitrate: N/A&#xA;  Stream #0:0: Video: wrapped_avframe, d3d11, 1920x1080 [SAR 1:1 DAR 16:9], 30 fps, 30 tbr, 1000k tbn&#xA;File &#x27;output.mkv&#x27; already exists. Overwrite? [y/N] y&#xA;Stream mapping:&#xA;  Stream #0:0 -> #0:0 (wrapped_avframe (native) -> h264 (h264_qsv))&#xA;Press [q] to stop, [?] for help&#xA;Impossible to convert between the formats supported by the filter &#x27;Parsed_null_0&#x27; and the filter &#x27;auto_scale_0&#x27;&#xA;[vf#0:0 @ 00000115e105bd40] Error reinitializing filters!&#xA;[vf#0:0 @ 00000115e105bd40] Task finished with error code: -40 (Function not implemented)&#xA;[vf#0:0 @ 00000115e105bd40] Terminating thread with return code -40 (Function not implemented)&#xA;[vost#0:0/h264_qsv @ 00000115e105aa00] Could not open encoder before EOF&#xA;[vost#0:0/h264_qsv @ 00000115e105aa00] Task finished with error code: -22 (Invalid argument)&#xA;[vost#0:0/h264_qsv @ 00000115e105aa00] Terminating thread with return code -22 (Invalid argument)&#xA;[out#0/matroska @ 00000115e1054b80] Nothing was written into output file, because at least one of its streams received no packets.&#xA;frame=    0 fps=0.0 q=0.0 Lsize=       0KiB time=N/A bitrate=N/A speed=N/A&#xA;Conversion failed!&#xA;

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    My main problem is that I don't know how to use really any of these encoders and the examples I've found above don't work with me. What command should I use to screen record all with hardware acceleration on my Intel system ? I don't care about any presets or other options at the moment.

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    Is there also a way to record audio ? When I tried to use -f dshow -i audio="Stereo Mix (Realtek(R) Audio)" by itself, which I made sure was turned on in Windows' settings and named correctly, it didn't work (is it because I'm using Bluetooth headphones that isn't connected to Realtek's system ?). Should this question be made separately than this one ?

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