mirror of https://github.com/axmolengine/axmol.git
39 lines
834 B
C++
39 lines
834 B
C++
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#include "config.h"
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#include "buffer_storage.h"
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#include <cstdint>
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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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}
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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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}
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return 0;
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}
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