Hi, Working with named pipes on Windows seems to be a little bit odd. See the following:
PS C:\Users\Adam> ffmpeg -v quiet -t 1 -f lavfi -i color=c=black:s=640x480 -c:v vp9 -f rawvideo pipe://somepipe éIâB '≡ ÷ 8$ ╪ Pa÷:÷Ç\╤ε fΦq¥3íÄ:x╤ß╟O G,⌠LÇfΦq¥3íÄ:x╤ß╟O G,⌠LÇå @Æ [ &¼ X@ⁿα~X@ⁿα~å @Æ [ß Ç X@ⁿα~X@ⁿα~å @Æ£ Sü Ç X@ⁿα~X@ⁿα~å @Æ£ Qa Ç X@ⁿα~X@ⁿα~å @Æ£ Pí Ç X@ⁿα~X@ⁿα~å @Æ£ Oß Ç X@ⁿα~X@ⁿα~å @Æ£ OA Ç X@ⁿα~X@ⁿα~å @Æ£ Na Ç X@ⁿα~X@ⁿα~å @Æ£ Mí Ç X@ⁿα ~X@ⁿα~å └Æ£ Hü Ç X@ⁿα~X@ⁿα~å @Æ£ Lß Ç X@ⁿα~X@ⁿα~å @Æ£ LA Ç X@ⁿα~X@ⁿα~å @Æ£ KA Ç X@ⁿα~X@ⁿα~å @Æ£ J! Ç X@ⁿα~X@ⁿα~å @Æ£ I Ç X@ⁿα~X@ⁿα~å @Æ£ G┴ Ç X@ⁿα~X@ⁿα~å @Æ£ G! Ç X@ⁿα~X@ⁿα~å @Æ£ Fü Ç X@ⁿα~X@ⁿα~å @Æ£ F Ç X@ⁿα~X@ⁿα~å └Æ£ C! Ç X@ⁿα~X@ⁿα~å @Æ£ Eü Ç X@ⁿα~X@ⁿα~å @Æ£ E Ç X@ⁿα~X@ⁿα~å @Æ£ Dí Ç X@ⁿα ~X@ⁿα~å @Æ£ D! Ç X@ⁿα~X@ⁿα~ (i.e. that's going to stdout) PS C:\Users\Adam> ffmpeg -v error -t 1 -f lavfi -i color=c=black:s=640x480 -c:v vp9 -f rawvideo \\.\pipe\somepipe \\.\pipe\somepipe: No such file or directory I note that *input* pipes seem to be working from another post on this list, but I haven't seen n example of a working command to encode output to a pipe. PS C:\Users\Adam> ffmpeg -version ffmpeg version N-95216-ge6625ca41f Copyright (c) 2000-2019 the FFmpeg developers built with gcc 9.2.1 (GCC) 20190918 configuration: --disable-static --enable-shared --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. 59.101 / 58. 59.101 libavformat 58. 33.100 / 58. 33.100 libavdevice 58. 9.100 / 58. 9.100 libavfilter 7. 61.100 / 7. 61.100 libswscale 5. 6.100 / 5. 6.100 libswresample 3. 6.100 / 3. 6.100 libpostproc 55. 6.100 / 55. 6.100 Can anyone assist? Thanks, Adam _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email ffmpeg-user-requ...@ffmpeg.org with subject "unsubscribe".