diff options
Diffstat (limited to 'alc/buffer_storage.cpp')
-rw-r--r-- | alc/buffer_storage.cpp | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/alc/buffer_storage.cpp b/alc/buffer_storage.cpp new file mode 100644 index 00000000..727cb281 --- /dev/null +++ b/alc/buffer_storage.cpp @@ -0,0 +1,37 @@ + +#include "config.h" + +#include "buffer_storage.h" + +#include <cstdint> + + +ALuint BytesFromFmt(FmtType type) noexcept +{ + switch(type) + { + case FmtUByte: return sizeof(uint8_t); + case FmtShort: return sizeof(int16_t); + case FmtFloat: return sizeof(float); + case FmtDouble: return sizeof(double); + case FmtMulaw: return sizeof(uint8_t); + case FmtAlaw: return sizeof(uint8_t); + } + return 0; +} +ALuint ChannelsFromFmt(FmtChannels chans, ALuint ambiorder) noexcept +{ + switch(chans) + { + case FmtMono: return 1; + case FmtStereo: return 2; + case FmtRear: return 2; + case FmtQuad: return 4; + case FmtX51: return 6; + case FmtX61: return 7; + case FmtX71: return 8; + case FmtBFormat2D: return (ambiorder*2) + 1; + case FmtBFormat3D: return (ambiorder+1) * (ambiorder+1); + } + return 0; +} |