On Thu, Feb 15, 2024 at 12:00 PM Ferdi Scholten <fe...@sttc-nlp.nl> wrote: > > чт, 15 февр. 2024 г., 11:00 Andrew Randrianasulu <randrianas...@gmail.com>: > >> > >> чт, 15 февр. 2024 г., 10:39 Ferdi Scholten<fe...@sttc-nlp.nl>: > >> > >>> The AMR audio format is not specified as a valid audio format for the > >>> mp4 container (see *ISO > >>> < > >>> https://en.wikipedia.org/wiki/International_Organization_for_Standardization>/IEC > >>> > >>> <https://en.wikipedia.org/wiki/International_Electrotechnical_Commission> > >>> > >>> 14496-14:2003)*. So managing to get it in does not mean it can be played > >>> or transcoded by other software that conforms to the mp4 specifications. > >>> > >>> Should you want it to be registered as such, you can do that here: > >>> https://mp4ra.org/request > >>> You can find all officially supported codecs and other streams on that > >>> site as well. > >>> > >> not sure if individuals can do anything about it? > >> > >> found this thread from 6 years ago > >> > >> https://lists.ffmpeg.org/pipermail/ffmpeg-devel/2017-May/211446.html > >> > > > > anyway it does not mux correctly even in 3gp: > > > > > > ffmpeg -i > > /data/data/com.termux/files/home/storage/dcim/OpenCamera/VID_20240215_064913.mp4 > > -c:a copy -c:v copy vid-test.3gp > > ffmpeg version 6.1.1 Copyright (c) 2000-2023 the > > FFmpeg developers > > built with Android (10552028, +pgo, +bolt, +lto, -mlgo, based on r487747d) > > clang version 17.0.2 ( > > https://android.googlesource.com/toolchain/llvm-project > > d9f89f4d16663d5012e5c09495f3b30ece3d2362) configuration: --arch=aarch64 > > --as=aarch64-linux-android-clang --cc=aarch64-linux-android-clang > > --cxx=aarch64-linux-android-clang++ --nm=llvm-nm > > --pkg-config=/home/builder/.termux-build/_cache/android-r26b-api-24-v1/bin/pkg-config > > --strip=llvm-strip --cross-prefix=aarch64-linux-android- --disable-indevs > > --disable-outdevs --enable-indev=lavfi --disable-static --disable-symver > > --enable-cross-compile --enable-gnutls --enable-gpl --enable-version3 > > --enable-jni --enable-lcms2 --enable-libaom --enable-libass > > --enable-libbluray --enable-libdav1d --enable-libfreetype --enable-libgme > > --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb > > --enable-libopenmpt --enable-libopus --enable-librav1e --enable-libsoxr > > --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtheora > > --enable-libv4l2 --enable-libvidstab --enable-libvo-amrwbenc > > --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 > > --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg > > --enable-mediacodec --enable-opencl --enable-shared > > --prefix=/data/data/com.termux/files/usr --target-os=android > > --extra-libs=-landroid-glob --disable-vulkan --enable-neon > > --disable-libfdk-aac > > > > libavutil 58. 29.100 / 58. 29.100 > > > > libavcodec 60. 31.102 / 60. 31.102 > > > > libavformat 60. 16.100 / 60. 16.100 > > > > libavdevice 60. 3.100 / 60. 3.100 > > > > libavfilter 9. 12.100 / 9. 12.100 > > > > libswscale 7. 5.100 / 7. 5.100 > > > > libswresample 4. 12.100 / 4. 12.100 > > > > libpostproc 57. 3.100 / 57. 3.100 > > > > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from > > '/data/data/com.termux/files/home/storage/dcim/OpenCamera/VID_20240215_064913.mp4': > > > > Metadata: > > > > major_brand : mp42 > > > > minor_version : 0 > > > > compatible_brands: isommp42 > > > > creation_time : 2024-02-15T03:54:16.000000Z > > com.android.version: 11 > > Duration: 00:05:02.04, start: > > 0.000000, bitrate: 585 kb/s > > Stream #0:0[0x1](eng): Video: h264 (Constrained Baseline) (avc1 / > > 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709, progressive), 640x480, > > 562 kb/s, SAR 1:1 DAR 4:3, 19.93 fps, 60 tbr, 90k tbn (default) > > > > > > Metadata: > > creation_time : 2024-02-15T03:54:16.000000Z > > handler_name : > > VideoHandle > > vendor_id : [0][0][0][0] > > > > Stream #0:1[0x2](eng): Audio: amr_nb (samr / 0x726D6173), 8000 Hz, mono, > > fltp, 12 kb/s (default) Metadata: > > creation_time : > > 2024-02-15T03:54:16.000000Z > > handler_name : SoundHandle > > vendor_id : [0][0][0][0] > > [3gp @ 0xb40000789b073d70] > > track 1: codec frame size is not set > > Output #0, 3gp, to 'vid-test.3gp': > > > > Metadata: > > > > major_brand : mp42 > > > > minor_version : 0 > > > > compatible_brands: isommp42 > > com.android.version: 11 > > encoder : > > Lavf60.16.100 > > Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 / > > 0x31637661), yuv420p(tv, smpte170m/smpte170m/bt709, progressive), 640x480 > > [SAR 1:1 DAR 4:3], q=2-31, 562 kb/s, 19.93 fps, 60 tbr, 90k tbn (default) > > > > > > Metadata: > > > > creation_time : 2024-02-15T03:54:16.000000Z > > > > handler_name : VideoHandle > > > > vendor_id : [0][0][0][0] > > > > Stream #0:1(eng): Audio: amr_nb (samr / 0x726D6173), 8000 Hz, mono, fltp, > > 12 kb/s (default) Metadata: > > creation_time : > > 2024-02-15T03:54:16.000000Z > > handler_name : SoundHandle > > > > vendor_id : [0][0][0][0] > > Stream mapping: > > Stream #0:0 -> #0:0 (copy) > > Stream > > #0:1 -> #0:1 (copy) > > > > Press [q] to stop, [?] for help > > > > [3gp @ 0xb40000789b073d70] fatal error, input is not a single packet, > > implement a AVParser for it [vost#0:0/copy @ 0xb40000789b0730f0] Error > > submitting a packet to the muxer: Operation not permitted > > > > > > [out#0/3gp @ 0xb40000784b074350] Error muxing a packet > > > > [3gp @ 0xb40000789b073d70] fatal error, input is not a single packet, > > implement a AVParser for it [out#0/3gp @ 0xb40000784b074350] Error writing > > trailer: Operation not permitted > > [out#0/3gp @ 0xb40000784b074350] video:27kB audio:2kB subtitle:0kB other > > streams:0kB global headers:0kB muxing overhead: unknown > > size= 0kB > > time=00:00:01.18 bitrate= 1.1kbits/s speed= 296x > > > > Conversion failed! > > > > ==== > > > > so, bug? > > > > > > > Not a bug, that patch was never merged because these codecs are not part > of the mp4 specification. > quote: > > So are you saying that there is no official specification for AMR in > MP4, and these files are only compatible with your proprietary > software? > We generally require a proper specification to ensure we mux files > that work. > > > > Following the conversation it is apparent that ffmpeg does support AMR, > but only in the containers that offer such support such as the MOV > container for quicktime. > > Quote from the conversation for that patch: > > "I resolved our issue with the MOV changes and now have H.264 / > AMR-NB and > H.264 / AMR-WB recording to MOV using non-patched FFmpeg. The former > plays > in both QuickTime and the Windows 10 'Movies & TV' app, video and > audio. > The MOV containing AMR-WB plays video only in QuickTime and neither > in the > Windows 10 'Movies & TV' app. This is equivalent to the MP4 files we > record with our proposed patch." > > So, use the right container! It should work for MOV containers. If it does > not then it could be a bug.
It does not, error for mov is the same as 3gp: https://trac.ffmpeg.org/ticket/10864#ticket > _______________________________________________ > 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". _______________________________________________ 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".
