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Correct CWAV info chunk length.

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This commit is contained in:
Steven Smith 2015-05-21 21:51:25 -07:00
parent 53eeb3dbea
commit 9dbc8595da
1 changed files with 4 additions and 5 deletions
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9
source/3ds/cwav.cpp
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@ -27,7 +27,7 @@ typedef struct {
typedef struct {
char magic[4] = {'I', 'N', 'F', 'O'};
u32 length = 0xC0;
u32 length;
u32 type;
u32 sampleRate;
u32 unknown1 = 0;
@ -59,11 +59,9 @@ u8* cwav_build(CWAV cwav, u32* size) {
u32 offset = sizeof(CWAVHeader);
header.infoChunkOffset = offset;
header.infoChunkLength = sizeof(CWAVInfoHeader);
header.infoChunkLength = (u32) sizeof(CWAVInfoHeader) + (u32) ((sizeof(CWAVChannelDataPointer) + sizeof(CWAVChannelData)) * cwav.channels);
offset += header.infoChunkLength;
offset += (sizeof(CWAVChannelDataPointer) + sizeof(CWAVChannelData)) * cwav.channels;
header.dataChunkOffset = offset;
header.dataChunkLength = (u32) sizeof(CWAVDataHeader) + cwav.dataSize;
offset += header.dataChunkLength;
@ -79,6 +77,7 @@ u8* cwav_build(CWAV cwav, u32* size) {
u32 bytesPerSample = (u32) cwav.bitsPerSample / 8;
CWAVInfoHeader infoHeader;
infoHeader.length = header.infoChunkLength;
infoHeader.type = cwav.bitsPerSample == 16 ? PCM16 : PCM8;
infoHeader.sampleRate = cwav.sampleRate;
infoHeader.totalSamples = cwav.dataSize / bytesPerSample / cwav.channels;
@ -102,7 +101,7 @@ u8* cwav_build(CWAV cwav, u32* size) {
}
CWAVDataHeader dataHeader;
dataHeader.length = (u32) sizeof(CWAVDataHeader) + cwav.dataSize;
dataHeader.length = header.dataChunkLength;
memcpy(output + pos, &dataHeader, sizeof(CWAVDataHeader));
pos += sizeof(CWAVDataHeader);