diff options
| author | Chris Robinson <[email protected]> | 2018-01-17 08:49:49 -0800 |
|---|---|---|
| committer | Chris Robinson <[email protected]> | 2018-01-17 08:49:49 -0800 |
| commit | 884fe40fd1262fe642a86d29f27e157e2b562212 (patch) | |
| tree | bc41817b5349d69f0fd825a753d41204a52257d7 /OpenAL32/Include | |
| parent | 3baf9d0e81c16555fc417697a5445b7cd674db02 (diff) | |
Store mulaw and alaw samples directly in the buffer
They're now decompressed on the fly in the mixer. This is not a significant
performance issue given that it only needs a 512-byte lookup table, and the
buffer stores half as much data (it may actually be faster, requiring less
overall memory).
Diffstat (limited to 'OpenAL32/Include')
| -rw-r--r-- | OpenAL32/Include/alBuffer.h | 2 | ||||
| -rw-r--r-- | OpenAL32/Include/sample_cvt.h | 3 |
2 files changed, 5 insertions, 0 deletions
diff --git a/OpenAL32/Include/alBuffer.h b/OpenAL32/Include/alBuffer.h index b13e1231..7653db6a 100644 --- a/OpenAL32/Include/alBuffer.h +++ b/OpenAL32/Include/alBuffer.h @@ -47,6 +47,8 @@ enum FmtType { FmtByte = UserFmtByte, FmtShort = UserFmtShort, FmtFloat = UserFmtFloat, + FmtMulaw = UserFmtMulaw, + FmtAlaw = UserFmtAlaw, }; enum FmtChannels { FmtMono = UserFmtMono, diff --git a/OpenAL32/Include/sample_cvt.h b/OpenAL32/Include/sample_cvt.h index 12bb1fa6..35ead20c 100644 --- a/OpenAL32/Include/sample_cvt.h +++ b/OpenAL32/Include/sample_cvt.h @@ -4,6 +4,9 @@ #include "AL/al.h" #include "alBuffer.h" +extern const ALshort muLawDecompressionTable[256]; +extern const ALshort aLawDecompressionTable[256]; + void ConvertData(ALvoid *dst, enum UserFmtType dstType, const ALvoid *src, enum UserFmtType srcType, ALsizei numchans, ALsizei len, ALsizei align); #endif /* SAMPLE_CVT_H */ |