[FFmpeg-user] need help to convert wav to mp3
Paul B Mahol
onemda at gmail.com
Wed Sep 22 14:46:59 EEST 2021
On Wed, Sep 22, 2021 at 1:22 PM Ashtiani <ashtiani.alireza at gmail.com> wrote:
> thanks paul :
>
> *" ffplay -avcodec adpcm_ima_oki input.wav" : *
> Failed to set value 'adpcm_ima_oki' for option 'avcodec': Option not found
>
Sorry, i meant acodec. not avcodec.
>
>
> *"ffmpeg -c:a adpcm_ima_oki -i input.wav out.mp3"*
> ffmpeg version 4.4 Copyright (c) 2000-2021 the FFmpeg developers
> built with gcc 8 (GCC)
> configuration: --arch=x86_64 --bindir=/usr/bin
> --datadir=/usr/share/ffmpeg --disable-debug --disable-static
> --disable-stripping --enable-avcodec --enable-avdevice --enable-avfilter
> --enable-avformat --enable-avresample --enable-alsa --enable-bzlib
> --enable-chromaprint --enable-decklink --enable-frei0r --enable-gcrypt
> --enable-gmp --enable-gpl --enable-gray --enable-iconv --enable-ladspa
> --enable-libass --enable-libaom --enable-libbluray --enable-libbs2b
> --enable-libcaca --enable-libcdio --enable-libcodec2 --enable-libdc1394
> --enable-libdav1d --enable-libdavs2 --enable-libdrm --enable-libfdk-aac
> --enable-libfontconfig --enable-libfreetype --enable-libfribidi
> --enable-libgme --enable-libgsm --enable-libiec61883 --enable-libilbc
> --enable-libjack --enable-libkvazaar --enable-libmodplug
> --enable-libmp3lame --enable-libndi_newtek --enable-libopencore-amrnb
> --enable-libopencore-amrwb --enable-libopenh264 --enable-libopenjpeg
> --enable-libopenmpt --enable-libopus --enable-libpulse --enable-librabbitmq
> --enable-librsvg --enable-librtmp --enable-librubberband
> --enable-libsmbclient --enable-libsnappy --enable-libsoxr --enable-libspeex
> --enable-libssh --enable-libtesseract --enable-libtheora
> --enable-libtwolame --enable-libv4l2 --enable-libvidstab
> --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwebp
> --enable-libx264 --enable-libx265 --enable-libxavs2 --enable-libxcb
> --enable-libxcb-shape --enable-libxcb-shm --enable-libxcb-xfixes
> --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzvbi
> --enable-lzma --enable-nonfree --enable-openal --enable-opencl
> --enable-opengl --enable-openssl --enable-postproc --enable-sdl2
> --enable-shared --enable-swresample --enable-swscale --enable-vaapi
> --enable-version3 --enable-vdpau --enable-xlib --enable-zlib
> --incdir=/usr/include/ffmpeg --libdir=/usr/lib64 --mandir=/usr/share/man
> --optflags='-O2 -g -pipe -Wall -Werror=format-security
> -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions
> -fstack-protector-strong -grecord-gcc-switches
> -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1
> -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -m64 -mtune=generic
> -fasynchronous-unwind-tables -fstack-clash-protection -fcf-protection'
> --prefix=/usr --shlibdir=/usr/lib64 --enable-libsrt --enable-libzmq
> --enable-v4l2-m2m --enable-vapoursynth --enable-vulkan --enable-cuda
> --enable-cuvid --enable-ffnvcodec --enable-libmfx --enable-libnpp
> --enable-libsvtav1 --enable-libsvthevc --enable-libsvtvp9 --enable-libvmaf
> --enable-nvdec --enable-nvenc --extra-cflags=-I/usr/include/cuda
> --cpu=x86_64
> libavutil 56. 70.100 / 56. 70.100
> libavcodec 58.134.100 / 58.134.100
> libavformat 58. 76.100 / 58. 76.100
> libavdevice 58. 13.100 / 58. 13.100
> libavfilter 7.110.100 / 7.110.100
> libavresample 4. 0. 0 / 4. 0. 0
> libswscale 5. 9.100 / 5. 9.100
> libswresample 3. 9.100 / 3. 9.100
> libpostproc 55. 9.100 / 55. 9.100
> Guessed Channel Layout for Input Stream #0.0 : stereo
> Input #0, wav, from 'input.wav':
> Duration: 00:01:50.54, bitrate: 26 kb/s
> Stream #0:0: Audio: adpcm_ima_oki ([1][7][0][0] / 0x0701), 8000 Hz,
> stereo, s16, 64 kb/s
> File 'out.mp3' already exists. Overwrite? [y/N] y
> Stream mapping:
> Stream #0:0 -> #0:0 (adpcm_ima_oki (native) -> mp3 (libmp3lame))
> Press [q] to stop, [?] for help
> Output #0, mp3, to 'out.mp3':
> Metadata:
> TSSE : Lavf58.76.100
> Stream #0:0: Audio: mp3, 8000 Hz, stereo, s16p
> Metadata:
> encoder : Lavc58.134.100 libmp3lame
> size= 134kB time=00:00:45.58 bitrate= 24.2kbits/s speed= 134x
> video:0kB audio:134kB subtitle:0kB other streams:0kB global headers:0kB
> muxing overhead: 0.189990%
>
>
>
Is sound correct?
>
> On Wed, Sep 22, 2021 at 2:32 PM Paul B Mahol <onemda at gmail.com> wrote:
>
> > On Wed, Sep 22, 2021 at 11:06 AM Arif Driessen <arifd86 at gmail.com>
> wrote:
> >
> > > Looking at your output it looks like it can't figure out what your
> > > input.wav is. Does your wav file work in other applications? Have you
> > tried
> > > increasing the value for 'analyzeduration'?
> > > If you know the details you could manually specify them, something
> like:
> > > ffmpeg -acodec pcm_s16le -i input.wav out.mp3 (it's likely going to be
> > > pcm_s16le or pcm_s24le or pcm_s32le)
> > >
> > > Perhaps you don't have these codec installed/enabled. You will want
> > > something with PCM in it. Run: ffmpeg -codecs and look for anything
> with
> > > PCM in it. On Linux, and possibly Mac, you could run: ffmpeg -codecs |
> > grep
> > > -e '\sPCM'
> > > to filter for lines containing PCM for you.
> > >
> > > On Wed, Sep 22, 2021 at 7:41 AM Ashtiani <ashtiani.alireza at gmail.com>
> > > wrote:
> > >
> > > > Try to Convert an Audio wave format file to mp3 with ffmpeg with
> below
> > > > command :
> > > >
> > > > ffmpeg -i input.wav output.mp3
> > > >
> > > > but ffmpeg say 'could not find codec':
> > > >
> > > > ffmpeg version 2021-09-16-git-8f92a1862a-full_build-www.gyan.dev
> > > > Copyright (c) 2000-2021 the FFmpeg developers
> > > > built with gcc 10.3.0 (Rev5, Built by MSYS2 project)
> > > > configuration: --enable-gpl --enable-version3 --enable-static
> > > > --disable-w32threads --disable-autodetect --enable-fontconfig
> > > > --enable-iconv --enable-gnutls --enable-libxml2 --enable-gmp
> > > > --enable-lzma --enable-libsnappy --enable-zlib --enable-librist
> > > > --enable-libsrt --enable-libssh --enable-libzmq --enable-avisynth
> > > > --enable-libbluray --enable-libcaca --enable-sdl2 --enable-libdav1d
> > > > --enable-libzvbi --enable-librav1e --enable-libsvtav1
> --enable-libwebp
> > > > --enable-libx264 --enable-libx265 --enable-libxvid --enable-libaom
> > > > --enable-libopenjpeg --enable-libvpx --enable-libass --enable-frei0r
> > > > --enable-libfreetype --enable-libfribidi --enable-libvidstab
> > > > --enable-libvmaf --enable-libzimg --enable-amf --enable-cuda-llvm
> > > > --enable-cuvid --enable-ffnvcodec --enable-nvdec --enable-nvenc
> > > > --enable-d3d11va --enable-dxva2 --enable-libmfx --enable-libglslang
> > > > --enable-vulkan --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-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
> > > > libavutil 57. 5.100 / 57. 5.100
> > > > libavcodec 59. 7.103 / 59. 7.103
> > > > libavformat 59. 5.100 / 59. 5.100
> > > > libavdevice 59. 0.101 / 59. 0.101
> > > > libavfilter 8. 9.100 / 8. 9.100
> > > > libswscale 6. 1.100 / 6. 1.100
> > > > libswresample 4. 0.100 / 4. 0.100
> > > > libpostproc 56. 0.100 / 56. 0.100
> > > > [wav @ 000001a24340ea40] Could not find codec parameters for stream 0
> > > > (Audio: none ([1][7][0][0] / 0x0701), 8000 Hz, 2 channels, 26 kb/s):
> > > > unknown codec
> > > > Consider increasing the value for the 'analyzeduration' (0) and
> > > > 'probesize' (5000000) options
> > > > Guessed Channel Layout for Input Stream #0.0 : stereo
> > > > Input #0, wav, from 'input.wav':
> > > > Duration: 00:01:50.54, bitrate: 26 kb/s
> > > > Stream #0:0: Audio: none ([1][7][0][0] / 0x0701), 8000 Hz, stereo,
> 26
> > > > kb/s
> > >
> >
> > Maybe this is ADPCM variant .
> >
> > does:
> >
> > ffplay -avcodec adpcm_ima_oki input.wav
> >
> > plays anything
> >
> > > Stream mapping:
> > > > Stream #0:0 -> #0:0 (? (?) -> mp3 (libmp3lame))
> > > > Decoder (codec none) not found for input stream #0:0
> > > >
> > > > tnx
> > > >
> > > > aras
> > > > _______________________________________________
> > > > ffmpeg-user mailing list
> > > > ffmpeg-user at ffmpeg.org
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> > > >
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> > > >
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