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    13 avril 2011

    Unfortunately a software is never perfect.
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Sur d’autres sites (14585)

  • FFMPEG output duration using "-t" is too long by 10 ms

    9 octobre 2018, par Ze'ev

    I’m using this command to take video from a 35 second QuickTime file and replace audio with a WAV :

    ffmpeg -i 'video.mov' -i 'audio.wav' -c:v copy -c:a copy -map 0:v:0 -map 1:a:0 -t 35.0000 'output.mov'

    But the audio is slightly longer than the video, and I’m trying to make ffmpeg trim the output to exactly 35 seconds with -t 35 but the output is 35.01 seconds.

    I also tried -t 35.000 and -to 35 and several other options, but it’s alway 10ms too long.

    ffmpeg output :

    ffmpeg version N-91789-g11cec34829 Copyright (c) 2000-2018 the FFmpeg developers
     built with Apple LLVM version 9.1.0 (clang-902.0.39.2)
     configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --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-appkit --enable-avfoundation --enable-coreimage --enable-audiotoolbox
     libavutil      56. 19.100 / 56. 19.100
     libavcodec     58. 27.101 / 58. 27.101
     libavformat    58. 17.106 / 58. 17.106
     libavdevice    58.  4.101 / 58.  4.101
     libavfilter     7. 26.100 /  7. 26.100
     libswscale      5.  2.100 /  5.  2.100
     libswresample   3.  2.100 /  3.  2.100
     libpostproc    55.  2.100 / 55.  2.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'video.mov':
     Metadata:
       major_brand     : qt  
       minor_version   : 537199360
       compatible_brands: qt  
       creation_time   : 2018-10-09T13:41:49.000000Z
     Duration: 00:00:35.00, start: 0.000000, bitrate: 172467 kb/s
       Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le(tv, bt709, progressive), 1920x1080, 170692 kb/s, SAR 1:1 DAR 16:9, 25 fps, 25 tbr, 25 tbn, 25 tbc (default)
       Metadata:
         creation_time   : 2018-10-09T13:41:49.000000Z
         handler_name    : Apple Video Media Handler
         encoder         : Apple ProRes 422 (HQ)
         timecode        : 00:01:12:22
       Stream #0:1(eng): Audio: pcm_s16le (sowt / 0x74776F73), 48000 Hz, stereo, s16, 1536 kb/s (default)
       Metadata:
         creation_time   : 2018-10-09T13:41:49.000000Z
         handler_name    : Apple Sound Media Handler
         timecode        : 00:01:12:22
       Stream #0:2(eng): Data: none (tmcd / 0x64636D74) (default)
       Metadata:
         creation_time   : 2018-10-09T13:41:49.000000Z
         handler_name    : Time Code Media Handler
         timecode        : 00:01:12:22
    Guessed Channel Layout for Input Stream #1.0 : stereo
    Input #1, wav, from 'audio.wav':
     Metadata:
       encoded_by      : Pro Tools
       originator_reference: aaygKpJ1bvMk
       date            : 2018-10-02
       creation_time   : 12:29:34
       time_reference  : 172800000
     Duration: 00:00:35.04, bitrate: 2316 kb/s
       Stream #1:0: Audio: pcm_s24le ([1][0][0][0] / 0x0001), 48000 Hz, stereo, s32 (24 bit), 2304 kb/s
    Output #0, mov, to 'output.mov':
     Metadata:
       major_brand     : qt  
       minor_version   : 537199360
       compatible_brands: qt  
       encoder         : Lavf58.17.106
       Stream #0:0(eng): Video: prores (apch / 0x68637061), yuv422p10le(tv, bt709, progressive), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 170692 kb/s, 0.04 fps, 25 tbr, 12800 tbn, 25 tbc (default)
       Metadata:
         creation_time   : 2018-10-09T13:41:49.000000Z
         handler_name    : Apple Video Media Handler
         encoder         : Apple ProRes 422 (HQ)
         timecode        : 00:01:12:22
       Stream #0:1: Audio: pcm_s24le (in24 / 0x34326E69), 48000 Hz, stereo, s32 (24 bit), 2304 kb/s
    Stream mapping:
     Stream #0:0 -> #0:0 (copy)
     Stream #1:0 -> #0:1 (copy)
    Press [q] to stop, [?] for help
    frame=  875 fps=479 q=-1.0 Lsize=  739138kB time=00:00:34.99 bitrate=173024.6kbits/s speed=19.2x    
    video:729276kB audio:9846kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.002153%
  • FFMpeg Error initializing filter 'drawtext' on Android project

    14 janvier 2019, par user3884677

    I try to draw a text on a video using FFMpeg but I have the error :

    ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
         built with gcc 4.8 (GCC)
         configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
         libavutil      55. 17.103 / 55. 17.103
         libavcodec     57. 24.102 / 57. 24.102
         libavformat    57. 25.100 / 57. 25.100
         libavdevice    57.  0.101 / 57.  0.101
         libavfilter     6. 31.100 /  6. 31.100
         libswscale      4.  0.100 /  4.  0.100
         libswresample   2.  0.101 /  2.  0.101
         libpostproc    54.  0.100 / 54.  0.100
       Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/storage/emulated/0/mediapicker/videos/eb89fc80-ebcc-4848-a95c-6983b2c5b09d.mp4':
         Metadata:
           major_brand     : 3gp4
           minor_version   : 0
           compatible_brands: isom3gp4
           creation_time   : 2018-10-03 15:46:13
           com.android.version: 6.0
         Duration: 00:00:04.78, start: 0.000000, bitrate: 6167 kb/s
           Stream #0:0(eng): Video: h264 (Baseline) (avc1 / 0x31637661), yuv420p, 1280x720, 6122 kb/s, SAR 1:1 DAR 16:9, 19.95 fps, 19.92 tbr, 90k tbn, 180k tbc (default)
           Metadata:
             rotate          : 90
             creation_time   : 2018-10-03 15:46:13
             handler_name    : VideoHandle
           Side data:
             displaymatrix: rotation of -90.00 degrees
           Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 127 kb/s (default)
           Metadata:
             creation_time   : 2018-10-03 15:46:13
             handler_name    : SoundHandle
       Fontconfig error: Cannot load default config file
       [Parsed_drawtext_0 @ 0xb561e040] impossible to init fontconfig
       [AVFilterGraph @ 0xb5609140] Error initializing filter 'drawtext' with args '"fontfile=/usr/share/fonts/TTF/Vera.ttf: text=Test Heading"'
       Error opening filters!

    This is my code :

    private GLSurfaceView mGLView;
       private Button chooseVideo;
       private Button valideButton;
       private String SelectedVideo;
       private VideoView videoView;

       @Override
       protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);
           setContentView(R.layout.activity_main);

           chooseVideo= findViewById(R.id.choose_video);
           chooseVideo.setOnClickListener(new View.OnClickListener() {
               public void onClick(View v) {

                   new VideoPicker.Builder(MainActivity.this)
                           .mode(VideoPicker.Mode.GALLERY)
                           .directory(VideoPicker.Directory.DEFAULT)
                           .extension(VideoPicker.Extension.MP4)
                           .enableDebuggingMode(true)
                           .build();
               }
           });
           videoView = (VideoView) findViewById(R.id.videoView);
           final FFmpeg ffmpeg = FFmpeg.getInstance(MainActivity.this);
           try {
               ffmpeg.loadBinary(new LoadBinaryResponseHandler() {
                   @Override
                   public void onStart() {
                   }

                   @Override
                   public void onFailure() {
                   }

                   @Override
                   public void onSuccess() {
                   }

                   @Override
                   public void onFinish() {
                   }
               });
           } catch (FFmpegNotSupportedException e) {
           }
           valideButton= findViewById(R.id.valide);
           valideButton.setOnClickListener(new View.OnClickListener() {
               public void onClick(View v) {
                   try {
                       String[] cmd = {"-y" , "-i", SelectedVideo,
                               "-vf", "drawtext=\"fontfile=/usr/share/fonts/TTF/Vera.ttf: text=\'Test Heading\'\"",
                               "-acodec",
                               "copy",                       Environment.getExternalStorageDirectory()+"/"+Environment.DIRECTORY_MOVIES+"/output.mp4"};

                       ffmpeg.execute(cmd, new ExecuteBinaryResponseHandler() {

                           @Override
                           public void onStart() {
                           }

                           @Override
                           public void onProgress(String message) {
                           }

                           @Override
                           public void onFailure(String message) {
                               Log.i("ffmpegFailure",message);
                           }

                           @Override
                           public void onSuccess(String message) {
                               Log.i("ffmpegExecute",message);
                               videoView.setVideoPath(Environment.getExternalStorageDirectory()+"/"+Environment.DIRECTORY_MOVIES+"/output.mp4");
                               videoView.requestFocus();
                               videoView.start();
                           }
                           @Override
                           public void onFinish() {
                           }
                       });
                   } catch (FFmpegCommandAlreadyRunningException e) {
                       // Handle if FFmpeg is already running
                   }
               }
           });
    }

    My problem is that I can not use the option ’drawtext’. When I don’t use the option ’drawtext’ it’s work. I do not know which syntax I should use.
    I tried a lot of possibilities without success.
    I use this library : http://writingminds.github.io/ffmpeg-android-java/

    Can you help me ?

  • FFMpeg Error initializing filter 'drawtext'

    4 octobre 2018, par user3884677

    I try to draw a text on a video using FFMpeg but I have the error :

    ffmpeg version n3.0.1 Copyright (c) 2000-2016 the FFmpeg developers
         built with gcc 4.8 (GCC)
         configuration: --target-os=linux --cross-prefix=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/bin/arm-linux-androideabi- --arch=arm --cpu=cortex-a8 --enable-runtime-cpudetect --sysroot=/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/sysroot --enable-pic --enable-libx264 --enable-libass --enable-libfreetype --enable-libfribidi --enable-libmp3lame --enable-fontconfig --enable-pthreads --disable-debug --disable-ffserver --enable-version3 --enable-hardcoded-tables --disable-ffplay --disable-ffprobe --enable-gpl --enable-yasm --disable-doc --disable-shared --enable-static --pkg-config=/home/vagrant/SourceCode/ffmpeg-android/ffmpeg-pkg-config --prefix=/home/vagrant/SourceCode/ffmpeg-android/build/armeabi-v7a --extra-cflags='-I/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/include -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -fno-strict-overflow -fstack-protector-all' --extra-ldflags='-L/home/vagrant/SourceCode/ffmpeg-android/toolchain-android/lib -Wl,-z,relro -Wl,-z,now -pie' --extra-libs='-lpng -lexpat -lm' --extra-cxxflags=
         libavutil      55. 17.103 / 55. 17.103
         libavcodec     57. 24.102 / 57. 24.102
         libavformat    57. 25.100 / 57. 25.100
         libavdevice    57.  0.101 / 57.  0.101
         libavfilter     6. 31.100 /  6. 31.100
         libswscale      4.  0.100 /  4.  0.100
         libswresample   2.  0.101 /  2.  0.101
         libpostproc    54.  0.100 / 54.  0.100
       Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/storage/emulated/0/mediapicker/videos/eb89fc80-ebcc-4848-a95c-6983b2c5b09d.mp4':
         Metadata:
           major_brand     : 3gp4
           minor_version   : 0
           compatible_brands: isom3gp4
           creation_time   : 2018-10-03 15:46:13
           com.android.version: 6.0
         Duration: 00:00:04.78, start: 0.000000, bitrate: 6167 kb/s
           Stream #0:0(eng): Video: h264 (Baseline) (avc1 / 0x31637661), yuv420p, 1280x720, 6122 kb/s, SAR 1:1 DAR 16:9, 19.95 fps, 19.92 tbr, 90k tbn, 180k tbc (default)
           Metadata:
             rotate          : 90
             creation_time   : 2018-10-03 15:46:13
             handler_name    : VideoHandle
           Side data:
             displaymatrix: rotation of -90.00 degrees
           Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 127 kb/s (default)
           Metadata:
             creation_time   : 2018-10-03 15:46:13
             handler_name    : SoundHandle
       Fontconfig error: Cannot load default config file
       [Parsed_drawtext_0 @ 0xb561e040] impossible to init fontconfig
       [AVFilterGraph @ 0xb5609140] Error initializing filter 'drawtext' with args '"fontfile=/usr/share/fonts/TTF/Vera.ttf: text=Test Heading"'
       Error opening filters!

    This is my code :

    private GLSurfaceView mGLView;
       private Button chooseVideo;
       private Button valideButton;
       private String SelectedVideo;
       private VideoView videoView;

       @Override
       protected void onCreate(Bundle savedInstanceState) {

           super.onCreate(savedInstanceState);
           setContentView(R.layout.activity_main);

           chooseVideo= findViewById(R.id.choose_video);
           chooseVideo.setOnClickListener(new View.OnClickListener() {
               public void onClick(View v) {

                   new VideoPicker.Builder(MainActivity.this)
                           .mode(VideoPicker.Mode.GALLERY)
                           .directory(VideoPicker.Directory.DEFAULT)
                           .extension(VideoPicker.Extension.MP4)
                           .enableDebuggingMode(true)
                           .build();
               }
           });
           videoView = (VideoView) findViewById(R.id.videoView);
           final FFmpeg ffmpeg = FFmpeg.getInstance(MainActivity.this);
           try {
               ffmpeg.loadBinary(new LoadBinaryResponseHandler() {
                   @Override
                   public void onStart() {
                   }

                   @Override
                   public void onFailure() {
                   }

                   @Override
                   public void onSuccess() {
                   }

                   @Override
                   public void onFinish() {
                   }
               });
           } catch (FFmpegNotSupportedException e) {
           }
           valideButton= findViewById(R.id.valide);
           valideButton.setOnClickListener(new View.OnClickListener() {
               public void onClick(View v) {
                   try {
                       String[] cmd = {"-y" , "-i", SelectedVideo,
                               "-vf", "drawtext=\"fontfile=/usr/share/fonts/TTF/Vera.ttf: text=\'Test Heading\'\"",
                               "-acodec",
                               "copy",                       Environment.getExternalStorageDirectory()+"/"+Environment.DIRECTORY_MOVIES+"/output.mp4"};

                       ffmpeg.execute(cmd, new ExecuteBinaryResponseHandler() {

                           @Override
                           public void onStart() {
                           }

                           @Override
                           public void onProgress(String message) {
                           }

                           @Override
                           public void onFailure(String message) {
                               Log.i("ffmpegFailure",message);
                           }

                           @Override
                           public void onSuccess(String message) {
                               Log.i("ffmpegExecute",message);
                               videoView.setVideoPath(Environment.getExternalStorageDirectory()+"/"+Environment.DIRECTORY_MOVIES+"/output.mp4");
                               videoView.requestFocus();
                               videoView.start();
                           }
                           @Override
                           public void onFinish() {
                           }
                       });
                   } catch (FFmpegCommandAlreadyRunningException e) {
                       // Handle if FFmpeg is already running
                   }
               }
           });
    }

    My problem is that I can not use the option ’drawtext’. When I don’t use the option ’drawtext’ it’s work. I do not know which syntax I should use.
    I tried a lot of possibilities without success.
    I use this library : http://writingminds.github.io/ffmpeg-android-java/

    Can you help me ?