Opened 5 years ago

Closed 5 years ago

#4367 closed defect (duplicate)

24-bit WMA Lossless Doesn't Actually Work

Reported by: dbuitenh Owned by: michael
Priority: normal Component: avcodec
Version: git-master Keywords: wmalossless
Cc: michael Blocked By:
Blocking: Reproduced by developer: yes
Analyzed by developer: no

Description

Summary of the bug:

The WMA Lossless 24-bit "support" added in ce6141259bb910aa7f580f55cf71e3c503f9a4fb does not actually work. The audio is decoded in a very broken and distorted way.

Sample: http://chromashift.org/samples/wmall.wmv
Decoded with official DirectShow filter: http://chromashift.org/samples/official_decoded.wv
Decoded with libavcodec: http://chromashift.org/samples/ffmpeg_decoded.wv

How to reproduce:

% ffmpeg -i wmall.wmv out.wav

Log of ffmpeg output is here: http://chromashift.org/samples/wmall_ffmpeg.log

Change History (1)

comment:1 Changed 5 years ago by cehoyos

  • Keywords wma removed
  • Resolution set to duplicate
  • Status changed from new to closed
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