Opened 6 years ago

Closed 6 years ago

Last modified 5 years ago

#201 closed defect (fixed)

QT with audio: 32bit FLOAT, Little Endian decodes incorrectly

Reported by: ami_stuff Owned by:
Priority: normal Component: avformat
Version: git-master Keywords: mov pcm
Cc: Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

32bit_FLOAT_Little_Endian.mov

mono, 16bit, 22kHz

plays correctly in QT player

works fine with:

ffmpeg -acodec pcm_f32le -i C:\32bit_FLOAT_Little_Endian.mov out.wav

C:\>ffmpeg -i C:\32bit_FLOAT_Little_Endian.mov
ffmpeg version git-N-29815-gde545d2, Copyright (c) 2000-2011 the FFmpeg develope
rs
  built on May 11 2011 14:36:19 with gcc 4.5.3
  configuration: --enable-gpl --enable-version3 --enable-memalign-hack --enable-
runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libo
pencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --
enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger
 --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libvpx --enabl
e-libx264 --enable-libxavs --enable-libxvid --enable-zlib --pkg-config=pkg-confi
g
  libavutil    51.  2. 1 / 51.  2. 1
  libavcodec   53.  5. 0 / 53.  5. 0
  libavformat  53.  0. 3 / 53.  0. 3
  libavdevice  53.  0. 0 / 53.  0. 0
  libavfilter   2.  5. 0 /  2.  5. 0
  libswscale    0. 14. 0 /  0. 14. 0

Seems stream 1 codec frame rate differs from container frame rate: 600.00 (600/1
) -> 23.98 (24000/1001)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:\32bit_FLOAT_Little_Endian.mov':
  Metadata:
    creation_time   : 2011-05-15 18:11:22
  Duration: 00:00:05.95, start: 0.000000, bitrate: 1357 kb/s
    Stream #0.0(eng): Audio: pcm_f32be, 22050 Hz, 1 channels, flt, 705 kb/s
    Metadata:
      creation_time   : 2011-05-15 18:11:22
    Stream #0.1(eng): Video: tiff, monob, 192x128, 649 kb/s, 24 fps, 23.98 tbr,
600 tbn, 600 tbc
    Metadata:
      creation_time   : 2011-05-15 18:11:22
At least one output file must be specified

I can upload big endian file if there is a need (to see hex-diff between big and little endian files)

Attachments (1)

32bit_FLOAT_Little_Endian.mov (987.3 KB) - added by ami_stuff 6 years ago.

Download all attachments as: .zip

Change History (4)

Changed 6 years ago by ami_stuff

comment:1 Changed 6 years ago by cehoyos

  • Component changed from undetermined to avformat
  • Reproduced by developer set
  • Status changed from new to open
  • Version changed from unspecified to git-master

Patch sent to -devel.

comment:2 Changed 6 years ago by cehoyos

  • Resolution set to fixed
  • Status changed from open to closed

comment:3 Changed 5 years ago by cehoyos

  • Keywords mov pcm added
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