88 lines
2.1 KiB
C
88 lines
2.1 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <wchar.h>
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#include "chips/mamedef.h"
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#include "stdbool.h"
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#include "VGMPlay.h"
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#define SAMPLESIZE sizeof(WAVE_16BS)
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INLINE int fputBE16(UINT16 Value, FILE* hFile)
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{
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int RetVal;
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int ResVal;
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RetVal = fputc((Value & 0xFF00) >> 8, hFile);
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RetVal = fputc((Value & 0x00FF) >> 0, hFile);
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ResVal = (RetVal != EOF) ? 0x02 : 0x00;
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return ResVal;
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}
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int main(int argc, char *argv[]) {
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UINT8 result;
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WAVE_16BS *sampleBuffer;
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UINT32 bufferedLength;
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FILE *outputFile;
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void *vgmp;
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VGM_PLAYER *p;
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int EndPlay;
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if (argc < 3) {
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fputs("usage: vgm2pcm vgm_file pcm_file\n", stderr);
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return 1;
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}
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vgmp = VGMPlay_Init();
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VGMPlay_Init2(vgmp);
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if (!OpenVGMFile(vgmp, argv[1])) {
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fprintf(stderr, "vgm2pcm: error: failed to open vgm_file (%s)\n", argv[1]);
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return 1;
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}
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outputFile = fopen(argv[2], "wb");
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if (outputFile == NULL) {
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fprintf(stderr, "vgm2pcm: error: failed to open pcm_file (%s)\n", argv[2]);
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return 1;
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}
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PlayVGM(vgmp);
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p = (VGM_PLAYER *) vgmp;
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sampleBuffer = (WAVE_16BS*)malloc(SAMPLESIZE * p->SampleRate);
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if (sampleBuffer == NULL) {
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fprintf(stderr, "vgm2pcm: error: failed to allocate %u bytes of memory\n", SAMPLESIZE * p->SampleRate);
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return 1;
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}
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EndPlay = 0;
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while (!EndPlay) {
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UINT32 bufferSize = p->SampleRate;
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bufferedLength = FillBuffer(vgmp, sampleBuffer, bufferSize);
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if (bufferedLength) {
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UINT32 numberOfSamples;
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UINT32 currentSample;
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const UINT16* sampleData;
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sampleData = (UINT16*)sampleBuffer;
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numberOfSamples = SAMPLESIZE * bufferedLength / 0x02;
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for (currentSample = 0x00; currentSample < numberOfSamples; currentSample++) {
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fputBE16(sampleData[currentSample], outputFile);
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}
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}
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if (bufferedLength < bufferSize)
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EndPlay = 1;
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}
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StopVGM(vgmp);
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CloseVGMFile(vgmp);
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VGMPlay_Deinit(vgmp);
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return 0;
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}
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