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Sur d’autres sites (12208)

  • Layout Video Recording Like Instgram/ Ticktok Feature

    21 mars 2023, par Amarchand K

    I'm try to do record video inn different layouts like Instagram in Flutter. For this feature I used ffmpeg_kit_flutter package. I refers this solution to do this. but output video is blank, any one helps me to solve this.
the video input and output path is valid, also show the bellow error while printing,

    


    `ffmpeg version n5.1.2 Copyright (c) 2000-2022 the FFmpeg developers
    built with Android (7155654, based on r399163b1) clang version 11.0.5 (https://android.googlesource.com/toolchain/llvm-project 87f1315dfbea7c137aa2e6d362dbb457e388158d)
    configuration: --cross-prefix=aarch64-linux-android- --sysroot=/files/android-sdk/ndk/22.1.7171670/toolchains/llvm/prebuilt/linux-x86_64/sysroot --prefix=/home/taner/Projects/ffmpeg-kit/prebuilt/android-arm64/ffmpeg --pkg-config=/usr/bin/pkg-config --enable-version3 --arch=aarch64 --cpu=armv8-a --target-os=android --enable-neon --enable-asm --enable-inline-asm --ar=aarch64-linux-android-ar --cc=aarch64-linux-android24-clang --cxx=aarch64-linux-android24-clang++ --ranlib=aarch64-linux-android-ranlib --strip=aarch64-linux-android-strip --nm=aarch64-linux-android-nm --extra-libs='-L/home/taner/Projects/ffmpeg-kit/prebuilt/android-arm64/cpu-features/lib -lndk_compat' --disable-autodetect --enable-cross-compile --enable-pic --enable-jni --enable-optimizations --enable-swscale --disable-static --enable-shared --enable-pthreads --enable-v4l2-m2m --disable-outdev=fbdev --disable-indev=fbdev --enable-small --disable-xmm-clobber-test --disable-debug --enable-lto --disable-neon-clobber-test --disable-programs --disable-postproc --disable-doc --disable-htmlpages --disable-manpages --disable-podpages --disable-txtpages --disable-sndio --disable-schannel --disable-securetransport --disable-xlib --disable-cuda --disable-cuvid --disable-nvenc --disable-vaapi --disable-vdpau --disable-videotoolbox --disable-audiotoolbox --disable-appkit --disable-alsa --disable-cuda --disable-cuvid --disable-nvenc --disable-vaapi --disable-vdpau --enable-gmp --enable-gnutls --enable-iconv --disable-sdl2 --disable-openssl --enable-zlib --enable-mediacodec
    libavutil      57. 28.100 / 57. 28.100
    libavcodec     59. 37.100 / 59. 37.100
    libavformat    59. 27.100 / 59. 27.100
    libavdevice    59.  7.100 / 59.  7.100
    libavfilter     8. 44.100 /  8. 44.100
    libswscale      6.  7.100 /  6.  7.100
    libswresample   4.  7.100 /  4.  7.100
  -vsync is deprecated. Use -fps_mode
  Passing a number to -vsync is deprecated, use a string argument as described in the manual.
  Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/data/user/0/com.example.tuki_taki/cache/REC1453994379216336834.mp4':
    Metadata:
      major_brand     : mp42
      minor_version   : 0
      compatible_brands: isommp42
      creation_time   : 2023-03-21T07:15:58.000000Z
      com.android.version: 12
    Duration: 00:00:03.77, start: 0.000000, bitrate: 2204 kb/s
    Stream #0:0[0x1](eng): Video: h264, 1 reference frame (avc1 / 0x31637661), yuv420p(tv, bt470bg/smpte170m/bt709, progressive, left), 640x480, 2199 kb/s, 29.61 fps, 29.58 tbr, 90k tbn (default)
      Metadata:
        creation_time   : 2023-03-21T07:15:58.000000Z
        handler_name    : VideoHandle
        vendor_id       : [0][0][0][0]
      Side data:
        displaymatrix: rotation of -90.00 degrees
    Stream #0:1[0x2](eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, mono, fltp, 128 kb/s (default)
      Metadata:
        creation_time   : 2023-03-21T07:15:58.000000Z
        handler_name    : SoundHandle
        vendor_id       : [0][0][0][0]
  Input #1, mov,mp4,m4a,3gp,3g2,mj2, from '/data/user/0/com.example.tuki_taki/cache/REC5972384708251368209.mp4':
    Metadata:
      major_brand     : mp42
      minor_version   : 0
      compatible_brands: isommp42
      creation_time   : 2023-03-21T07:16:05.000000Z
      com.android.version: 12
    Duration: 00:00:02.84, start: 0.000000, bitrate: 2703 kb/s
    Stream #1:0[0x1](eng): Video: h264, 1 reference frame (avc1 / 0x31637661), yuv420p(tv, bt470bg/smpte170m/bt709, progressive, left), 640x480, 2801 kb/s, 29.61 fps, 29.58 tbr, 90k tbn (default)
      Metadata:
        creation_time   : 2023-03-21T07:16:05.000000Z
        handler_name    : VideoHandle
        vendor_id       : [0][0][0][0]
      Side data:
        displaymatrix: rotation of -90.00 degrees
    Stream #1:1[0x2](eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, mono, fltp, 128 kb/s (default)
      Metadata:
        creation_time   : 2023-03-21T07:16:05.000000Z
        handler_name    : SoundHandle
        vendor_id       : [0][0][0][0]
  Stream mapping:
    Stream #0:0 (h264) -> scale:default
    Stream #0:1 (aac) -> amix
    Stream #1:0 (h264) -> scale:default
    Stream #1:1 (aac) -> amix
    hstack:default -> Stream #0:0 (mpeg4)
    amix:default -> Stream #0:1 (aac)
  Press [q] to stop, [?] for help
  Output #0, mp4, to '/data/user/0/com.example.tuki_taki/cache/output.mp4':
    Metadata:
      major_brand     : mp42
      minor_version   : 0
      compatible_brands: isommp42
      com.android.version: 12
      encoder         : Lavf59.27.100
    Stream #0:0: Video: mpeg4, 1 reference frame (mp4v / 0x7634706D), yuv420p(progressive), 960x640 (0x0) [SAR 1:1 DAR 3:2], q=2-31, 200 kb/s, 29.58 fps, 11360 tbn
      Metadata:
        encoder         : Lavc59.37.100 mpeg4
      Side data:
        cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: N/A
    Stream #0:1: Audio: aac (mp4a / 0x6134706D), 48000 Hz, mono, fltp, delay 1024, 69 kb/s
      Metadata:
        encoder         : Lavc59.37.100 aac
  frame=    1 fps=0.0 q=4.3 size=       0kB time=00:00:00.23 bitrate=   1.5kbits/s speed=3.49x    


    


    [mpeg4 @ 0xb400007122ebac50] Invalid pts (8) <= last (8)&#xA;Error submitting video frame to the encoder&#xA;[aac @ 0xb4000071232208c0] Qavg : 9911.349&#xA;[aac @ 0xb4000071232208c0] 2 frames left in the queue on closing&#xA;Conversion failed`

    &#xA;

    I'm tried

    &#xA;

      `Future<void> onLayoutDone() async {&#xA;try {&#xA;  final String outputPath = await _getTempPath();   &#xA;  const String filter =&#xA;      "[0:v]scale=480:640,setsar=1[l];[1:v]scale=480:640,setsar=1[r];[l][r]hstack;[0][1]amix -vsync 0 ";    &#xA;  log("left path: ${layoutVideoPathList[0]} right : ${layoutVideoPathList[1]} $outputPath");     &#xA;  final String command =" -y -i ${layoutVideoPathList[0]} -i ${layoutVideoPathList[1]} -filter_complex$filter$outputPath -loglevel verbose"; `these paths are valid`    &#xA;     &#xA;  await FFmpegKit.execute(command).then((value) async {      &#xA;    String? error = await value.getAllLogsAsString();    &#xA;    log(error!);    &#xA;    final ReturnCode? returnCode = await value.getReturnCode();    &#xA;    if (returnCode != null) {&#xA;      setVideo(videoPath: outputPath);    &#xA;      layoutVideoPathList.clear();    &#xA;    }&#xA;  });&#xA;} catch (e) {&#xA;  log("error while  combine -========-=-=-=-=-=-=-=-=- $e");    &#xA;}`&#xA;</void>

    &#xA;

  • Using ffmpeg to read mp4 file from stdin and extract image is failing with "Invalid data found when processing input"

    16 mars 2023, par jsindos

    Using ffmpeg, I'm trying to read an mp4 file from stdin, and save the last frame of the file to jpg.

    &#xA;

    cat PXL_20221118_051057924.TS.mp4 | ffmpeg -sseof -3 -i - -f mp4 -update 1 -q:v 1 last.jpg&#xA;

    &#xA;

    The command works fine when not running from stdin.

    &#xA;

    When running from stdin, an empty file is created, with the following error message :

    &#xA;

    [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fcb4d0041c0] stream 1, offset 0x2eaee0d: partial file&#xA;pipe:: Invalid data found when processing input&#xA;

    &#xA;

    I've posted the full output below.

    &#xA;

    &#xA;

    ffmpeg version 5.1.2 Copyright (c) 2000-2022 the FFmpeg developers&#xA;  built with Apple clang version 14.0.0 (clang-1400.0.29.202)&#xA;  configuration: --prefix=/usr/local/Cellar/ffmpeg/5.1.2_5 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags= --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librist --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libsvtav1 --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libspeex --enable-libsoxr --enable-libzmq --enable-libzimg --disable-libjack --disable-indev=jack --enable-videotoolbox&#xA;  libavutil      57. 28.100 / 57. 28.100&#xA;  libavcodec     59. 37.100 / 59. 37.100&#xA;  libavformat    59. 27.100 / 59. 27.100&#xA;  libavdevice    59.  7.100 / 59.  7.100&#xA;  libavfilter     8. 44.100 /  8. 44.100&#xA;  libswscale      6.  7.100 /  6.  7.100&#xA;  libswresample   4.  7.100 /  4.  7.100&#xA;  libpostproc    56.  6.100 / 56.  6.100&#xA;[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fcb4d0041c0] stream 2, offset 0x2c: partial file&#xA;Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#x27;pipe:&#x27;:&#xA;  Metadata:&#xA;    major_brand     : isom&#xA;    minor_version   : 131072&#xA;    compatible_brands: isomiso2mp41&#xA;    creation_time   : 2022-11-18T05:11:23.000000Z&#xA;    com.android.capture.fps: 30.000000&#xA;  Duration: 00:00:23.74, start: 0.000000, bitrate: N/A&#xA;  Stream #0:0[0x1](eng): Data: none (mett / 0x7474656D), 45 kb/s (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : MetaHandle&#xA;  Stream #0:1[0x2](eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 192 kb/s (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : SoundHandle&#xA;      vendor_id       : [0][0][0][0]&#xA;  Stream #0:2[0x3](eng): Video: hevc (Main) (hvc1 / 0x31637668), yuvj420p(pc, bt709), 1920x1080, 19524 kb/s, SAR 1:1 DAR 16:9, 30 fps, 30 tbr, 90k tbn (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : VideoHandle&#xA;      vendor_id       : [0][0][0][0]&#xA;    Side data:&#xA;      displaymatrix: rotation of -90.00 degrees&#xA;  Stream #0:3[0x4](eng): Data: none (mett / 0x7474656D) (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : MetaHandle&#xA;Stream mapping:&#xA;  Stream #0:2 -> #0:0 (hevc (native) -> h264 (libx264))&#xA;  Stream #0:1 -> #0:1 (aac (native) -> aac (native))&#xA;[mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fcb4d0041c0] stream 1, offset 0x2eaee0d: partial file&#xA;pipe:: Invalid data found when processing input&#xA;[libx264 @ 0x7fcb4d10b500] -qscale is ignored, -crf is recommended.&#xA;[libx264 @ 0x7fcb4d10b500] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2&#xA;[libx264 @ 0x7fcb4d10b500] profile High, level 4.0, 4:2:0, 8-bit&#xA;[libx264 @ 0x7fcb4d10b500] 264 - core 164 r3095 baee400 - H.264/MPEG-4 AVC codec - Copyleft 2003-2022 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=18 lookahead_threads=3 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00&#xA;Output #0, mp4, to &#x27;/Users/josephtsindos/Downloads/last2.jpg&#x27;:&#xA;  Metadata:&#xA;    major_brand     : isom&#xA;    minor_version   : 131072&#xA;    compatible_brands: isomiso2mp41&#xA;    com.android.capture.fps: 30.000000&#xA;    encoder         : Lavf59.27.100&#xA;  Stream #0:0(eng): Video: h264 (avc1 / 0x31637661), yuvj420p(pc), 1080x1920, q=2-31, 30 fps, 15360 tbn (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : VideoHandle&#xA;      vendor_id       : [0][0][0][0]&#xA;      encoder         : Lavc59.37.100 libx264&#xA;    Side data:&#xA;      cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A&#xA;      displaymatrix: rotation of -0.00 degrees&#xA;  Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default)&#xA;    Metadata:&#xA;      creation_time   : 2022-11-18T05:11:23.000000Z&#xA;      handler_name    : SoundHandle&#xA;      vendor_id       : [0][0][0][0]&#xA;      encoder         : Lavc59.37.100 aac&#xA;frame=    0 fps=0.0 q=0.0 Lsize=       0kB time=00:00:00.00 bitrate=N/A speed=   0x    &#xA;video:0kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: unknown&#xA;[aac @ 0x7fcb4d10c840] Qavg: nan&#xA;

    &#xA;

  • Visual Studio can't detect FFmpeg

    19 avril 2023, par Jonathan

    I'm using Visual Studio Community 2022 for a Python 3 project that involves using FFmpeg. However, when I try to run my code, I get the following error message :

    &#xA;

    RuntimeWarning: Couldn&#x27;t find ffmpeg or avconv - defaulting to ffmpeg, but may not work&#xA;

    &#xA;

    I have FFmpeg installed and added to my PATH, but it still doesn't seem to be working. Here are the steps I've taken so far to try to fix this :

    &#xA;

      &#xA;
    1. I tried installing the FFmpeg pip package, but it didn't change anything.

      &#xA;

    2. &#xA;

    3. I searched for solutions on sites like learn.microsoft.com and&#xA;stackoverflow.com, but I haven't been able to find anything that works for me. This question also didn't answer my question

      &#xA;

    4. &#xA;

    5. I also asked for help in Visual Studio Code, but I wasn't able to find a solution there either.

      &#xA;

    6. &#xA;

    &#xA;

    I would appreciate any guidance on how to fix this issue. Thank you !

    &#xA;