[FFmpeg-user] Transcoding wave to ape

[Carl Eugen Hoyos]

2018-01-09 3:26 GMT+01:00 JD <jd1008 at gmail.com>:
>
>
> On 01/08/2018 06:48 PM, Carl Eugen Hoyos wrote:
>>
>> 2018-01-08 20:03 GMT+01:00 JD <jd1008 at gmail.com>:
>>>
>>> Used
>>>
>>> $ ffmpeg --version
>>> ffmpeg version N-88150-gae100046ca-static
>>> https://johnvansickle.com/ffmpeg/
>>> Copyright (c) 2000-2017 the FFmpeg developers
>>>    built with gcc 6.4.0 (Debian 6.4.0-8) 20171010
>>>    configuration: --enable-gpl --enable-version3 --enable-static
>>> --disable-debug --disable-ffplay --disable-indev=sndio
>>> --disable-outdev=sndio --cc=gcc-6 --enable-fontconfig --enable-frei0r
>>> --enable-gnutls --enable-gray --enable-libfribidi --enable-libass
>>> --enable-libvmaf --enable-libfreetype --enable-libmp3lame
>>> --enable-libopencore-amrnb --enable-libopencore-amrwb
>>> --enable-libopenjpeg
>>> --enable-librubberband --enable-librtmp --enable-libsoxr
>>> --enable-libspeex
>>> --enable-libvorbis --enable-libopus --enable-libtheora
>>> --enable-libvidstab
>>> --enable-libvo-amrwbenc --enable-libvpx --enable-libwebp --enable-libx264
>>> --enable-libx265 --enable-libxvid --enable-libzimg
>>>    libavutil      56.  0.100 / 56.  0.100
>>>    libavcodec     58.  0.100 / 58.  0.100
>>>    libavformat    58.  0.100 / 58.  0.100
>>>    libavdevice    58.  0.100 / 58.  0.100
>>>    libavfilter     7.  0.100 /  7.  0.100
>>>    libswscale      5.  0.100 /  5.  0.100
>>>    libswresample   3.  0.100 /  3.  0.100
>>>    libpostproc    55.  0.100 / 55.  0.100
>>>
>>> to transcode 2 mp4 files downloaded from youtube, to wav.
>>> All went well - the wave files sounded just as good as the YT mp4
>>> versions.
>>>
>>> Then I installed
>>> mac-libs-4.11-3.u4b5
>>> mac-4.11-3.u4b5
>>> mac-devel-4.11-3.u4b5
>>>
>>> and converted the 2  .wav files to ape using the command line
>>>
>>>
>>> mac file_1.wav  file_1.ape -c5000
>>>
>>> and it exited with Success.
>>>
>>> However, playing the two files, I only hear white noise.
>>
>> How did you test?
>>
> I tried to play the files with mplayer or ffplay. All I got was white noise.

Complete, uncut console output missing.

>> Did you try to decode the ape file with mac?

You should also try to answer this question as it will tell us
where the bug lies.

Carl Eugen