mirror of https://github.com/axmolengine/axmol.git
82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
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#include "config.h"
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#include "buffer_storage.h"
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#include <stdint.h>
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const char *NameFromFormat(FmtType type) noexcept
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{
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switch(type)
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{
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case FmtUByte: return "UInt8";
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case FmtShort: return "Int16";
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case FmtFloat: return "Float";
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case FmtDouble: return "Double";
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case FmtMulaw: return "muLaw";
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case FmtAlaw: return "aLaw";
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case FmtIMA4: return "IMA4 ADPCM";
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case FmtMSADPCM: return "MS ADPCM";
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}
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return "<internal error>";
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}
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const char *NameFromFormat(FmtChannels channels) noexcept
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{
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switch(channels)
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{
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case FmtMono: return "Mono";
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case FmtStereo: return "Stereo";
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case FmtRear: return "Rear";
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case FmtQuad: return "Quadraphonic";
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case FmtX51: return "Surround 5.1";
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case FmtX61: return "Surround 6.1";
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case FmtX71: return "Surround 7.1";
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case FmtBFormat2D: return "B-Format 2D";
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case FmtBFormat3D: return "B-Format 3D";
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case FmtUHJ2: return "UHJ2";
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case FmtUHJ3: return "UHJ3";
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case FmtUHJ4: return "UHJ4";
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case FmtSuperStereo: return "Super Stereo";
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}
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return "<internal error>";
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}
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uint BytesFromFmt(FmtType type) noexcept
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{
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switch(type)
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{
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case FmtUByte: return sizeof(uint8_t);
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case FmtShort: return sizeof(int16_t);
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case FmtFloat: return sizeof(float);
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case FmtDouble: return sizeof(double);
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case FmtMulaw: return sizeof(uint8_t);
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case FmtAlaw: return sizeof(uint8_t);
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case FmtIMA4: break;
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case FmtMSADPCM: break;
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}
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return 0;
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}
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uint ChannelsFromFmt(FmtChannels chans, uint ambiorder) noexcept
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{
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switch(chans)
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{
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case FmtMono: return 1;
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case FmtStereo: return 2;
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case FmtRear: return 2;
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case FmtQuad: return 4;
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case FmtX51: return 6;
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case FmtX61: return 7;
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case FmtX71: return 8;
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case FmtBFormat2D: return (ambiorder*2) + 1;
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case FmtBFormat3D: return (ambiorder+1) * (ambiorder+1);
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case FmtUHJ2: return 2;
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case FmtUHJ3: return 3;
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case FmtUHJ4: return 4;
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case FmtSuperStereo: return 2;
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}
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return 0;
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}
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