[Flac-dev] Strangeness with OggFlac files
Erik de Castro Lopo
erikd-flac at mega-nerd.com
Fri Nov 3 04:10:16 PST 2006
Josh et al,
I've been tracking down a problem with generating OggFlac files.
While investigatint this issue I hacked one of the test files from
the test_libFLAC directory of the flac-1.1.3-beta2. The result of
this hacking is this standalone C file:
http://www.mega-nerd.com/tmp/erikd_test.c
Directions for compiling this is in the comments at the top of
the file.
When the program is run, it generates 4 files:
seekable.flac
stream.flac
seekable.ogg
stream.ogg
The problem is that the two OggFlac files are lacking an end-of-stream
marker. For instance, the ogginfo program says:
erikd at mingus > ogginfo stream.ogg
Processing file "stream.ogg"...
New logical stream (#1, serial: 00003039): type unknown
Warning: EOS not set on stream 1
erikd at mingus > ogginfo seekable.ogg
Processing file "seekable.ogg"...
New logical stream (#1, serial: 00003039): type unknown
Warning: EOS not set on stream 1
I have looked into this and suspect that the FLAC__stream_encoder_finish()
function needs to finish off the stream using a call to ogg_stream_flush()
instead of the standard function ogg_stream_pageout().
Josh (or anyone), I'd appreciate it if you could take a look at this.
Cheers,
Erik
--
+-----------------------------------------------------------+
Erik de Castro Lopo
+-----------------------------------------------------------+
"life is too long to be an expert at harmful things, including
such evilness as C++ and perl." -- Erik Naggum
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