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patterns: Fixed chunk size issues in WAV pattern. (#44)

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jz5
2022-08-27 19:50:53 +09:00
committed by GitHub
parent ff2726ce8a
commit 7e19b4cb10
1 changed files with 15 additions and 3 deletions
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18
patterns/wav.hexpat
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@@ -169,7 +169,7 @@ struct WaveListItem : WaveChunk {
} else if (chunkId == "note") {
WaveNote note;
} else {
padding[chunkSize];
padding[(chunkSize + 1) >> 1 << 1];
}
};
@@ -181,36 +181,48 @@ struct WaveList {
WaveListItem item[while ($ < listEnd)];
};
u32 paddedChunkSize;
struct WavData {
WaveChunk chunk;
paddedChunkSize = (chunk.chunkSize + 1) >> 1 << 1;
if (chunk.chunkId == "fmt ") {
WaveFormat fmt;
if (fmt.formatTag == WaveFormatType::PCM) {
WaveFormatPCM pcmExtraData;
padding[paddedChunkSize - sizeof(fmt) - sizeof(pcmExtraData)];
} else if (fmt.formatTag == WaveFormatType::MS_ADPCM) {
WaveFormatMSADPCM msAdpcmExtraData;
padding[paddedChunkSize - sizeof(fmt) - sizeof(msAdpcmExtraData)];
} else if (fmt.formatTag == WaveFormatType::MPEG) {
WaveFormatMPEG mpegExtraData;
padding[paddedChunkSize - sizeof(fmt) - sizeof(mpegExtraData)];
} else if (fmt.formatTag == WaveFormatType::MPEGLAYER3) {
WaveFormatMPEGLayer3 mpegLayer3ExtraData;
padding[paddedChunkSize - sizeof(fmt) - sizeof(mpegLayer3ExtraData)];
} else {
WaveFormatExDummy unknown;
padding[paddedChunkSize - sizeof(fmt) - sizeof(unknown)];
}
} else if (chunk.chunkId == "data") {
padding[chunk.chunkSize];
padding[paddedChunkSize];
} else if (chunk.chunkId == "fact") {
WaveFact fact;
padding[paddedChunkSize - sizeof(fact)];
} else if (chunk.chunkId == "smpl") {
WaveSample smpl;
padding[paddedChunkSize - sizeof(smpl)];
} else if (chunk.chunkId == "cue ") {
WaveCue cue;
padding[paddedChunkSize - sizeof(cue)];
} else if (chunk.chunkId == "LIST") {
listEnd = $ + chunk.chunkSize;
WaveList list;
padding[paddedChunkSize % 1];
} else {
padding[chunk.chunkSize];
padding[paddedChunkSize];
}
};