Real Lossless Codec: Difference between revisions
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Audio header in rm files is different from other Real audio codecs; the interface of the binary decoder is also different. | Audio header in rm files is different from other Real audio codecs; the interface of the binary decoder is also different. | ||
== Extradata format == | |||
Numbers are stored big-endian. | |||
bytes 0- 3 - codec FOURCC, always "LSD:" | |||
bytes 4- 5 - version? Always 0x103 | |||
bytes 8- 9 - number of channels? | |||
bytes 10-11 - bits per sample? Always 16 | |||
bytes 12-15 - sampling rate | |||
bytes 16-19 - block size in samples? | |||
bytes 20-23 - always zero? | |||
[[Category:Undiscovered Audio Codecs]] | [[Category:Undiscovered Audio Codecs]] | ||
[[Category:Lossless Audio Codecs]] | [[Category:Lossless Audio Codecs]] | ||
[[Category:Audio Codecs]] | [[Category:Audio Codecs]] | ||
Revision as of 11:13, 19 August 2011
- FOURCCs: ralf
- Company: RealNetworks
- Samples: http://samples.mplayerhq.hu/A-codecs/lossless/ (luckynight.rmvb)
This is RealNetworks lossless audio codec.
Audio header in rm files is different from other Real audio codecs; the interface of the binary decoder is also different.
Extradata format
Numbers are stored big-endian.
bytes 0- 3 - codec FOURCC, always "LSD:" bytes 4- 5 - version? Always 0x103 bytes 8- 9 - number of channels? bytes 10-11 - bits per sample? Always 16 bytes 12-15 - sampling rate bytes 16-19 - block size in samples? bytes 20-23 - always zero?