mirror of
https://github.com/coop-deluxe/sm64coopdx.git
synced 2024-11-29 23:43:01 +00:00
55c1e94081
Stopped ignoring warnings in the makefile. Made warnings an error. Sanity checked nsequences to prevent allocating gigantic tables.
519 lines
16 KiB
C
519 lines
16 KiB
C
#include <string.h>
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#include <assert.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <getopt.h>
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#include "vadpcm.h"
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static char usage[] = "[-t -l min_loop_length] -c codebook aifcfile compressedfile";
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int main(int argc, char **argv)
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{
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s32 c;
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char *progname = argv[0];
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u16 nloops = 0;
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s16 numMarkers;
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s16 *inBuffer;
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s16 ts;
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u32 minLoopLength = 800;
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s32 ***coefTable = NULL;
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s32 *state; // has to be signed
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s32 order;
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s32 npredictors;
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s32 done = 0;
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s32 truncate = 0;
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s32 num;
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s32 tableSize;
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u32 nsam;
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s32 left;
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u32 newEnd;
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s32 nRepeats;
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s32 i;
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s32 j;
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s32 k;
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u32 nFrames;
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s32 offset;
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s32 cChunkPos;
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u32 currentPos = 0;
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s32 soundPointer = 0;
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s32 startPointer = 0;
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s32 startSoundPointer = 0;
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s32 cType;
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s32 nBytes = 0;
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u32 loopEnd;
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char *compName = "VADPCM ~4-1";
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char *appCodeName = "VADPCMCODES";
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char *appLoopName = "VADPCMLOOPS";
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u8 strnLen;
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Chunk AppChunk;
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Chunk FormChunk;
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ChunkHeader CSndChunk;
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ChunkHeader Header;
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CommonChunk CommChunk;
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SoundDataChunk SndDChunk;
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InstrumentChunk InstChunk;
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Loop *loops = NULL;
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ALADPCMloop *aloops = NULL;
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Marker *markers = NULL;
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CodeChunk cChunk;
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char filename[1024];
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FILE *fhandle;
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FILE *ifile;
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FILE *ofile;
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if (argc < 2)
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{
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fprintf(stderr, "%s %s\n", progname, usage);
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exit(1);
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}
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while ((c = getopt(argc, argv, "tc:l:")) != -1)
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{
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switch (c)
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{
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case 'c':
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if (sscanf(optarg, "%s", filename) == 1)
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{
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if ((fhandle = fopen(filename, "r")) == NULL)
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{
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fprintf(stderr, "Codebook file %s could not be opened\n", filename);
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exit(1);
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}
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if (readcodebook(fhandle, &coefTable, &order, &npredictors) != 0)
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{
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fprintf(stderr, "Error reading codebook\n");
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exit(1);
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}
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}
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break;
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case 't':
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truncate = 1;
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break;
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case 'l':
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sscanf(optarg, "%u", &minLoopLength);
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break;
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default:
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break;
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}
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}
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if (coefTable == 0)
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{
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fprintf(stderr, "You should specify a coefficient codebook with the [-c] option\n");
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exit(1);
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}
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argv += optind - 1;
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if ((ifile = fopen(argv[1], MODE_READ)) == NULL)
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{
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fprintf(stderr, "%s: input file [%s] could not be opened.\n", progname, argv[1]);
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exit(1);
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}
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if ((ofile = fopen(argv[2], MODE_WRITE)) == NULL)
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{
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fprintf(stderr, "%s: output file [%s] could not be opened.\n", progname, argv[2]);
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exit(1);
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}
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state = malloc(16 * sizeof(s32));
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for (i = 0; i < 16; i++)
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{
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state[i] = 0;
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}
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#ifndef __sgi
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// If there is no instrument chunk, make sure to output zeroes instead of
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// garbage. (This matches how the IRIX -g-compiled version behaves.)
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memset(&InstChunk, 0, sizeof(InstChunk));
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#endif
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inBuffer = malloc(16 * sizeof(s16));
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fread(&FormChunk, sizeof(Chunk), 1, ifile);
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BSWAP32(FormChunk.ckID)
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BSWAP32(FormChunk.ckSize)
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BSWAP32(FormChunk.formType)
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// @bug This doesn't check for FORM for AIFF files, probably due to mistaken operator precedence.
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if (!((FormChunk.ckID == 0x464f524d && // FORM
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FormChunk.formType == 0x41494643) || // AIFC
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FormChunk.formType == 0x41494646)) // AIFF
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{
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fprintf(stderr, "%s: [%s] is not an AIFF-C File\n", progname, argv[1]);
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exit(1);
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}
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while (!done)
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{
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num = fread(&Header, 8, 1, ifile);
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if (num <= 0)
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{
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done = 1;
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break;
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}
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BSWAP32(Header.ckID)
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BSWAP32(Header.ckSize)
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Header.ckSize++, Header.ckSize &= ~1;
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switch (Header.ckID)
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{
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case 0x434f4d4d: // COMM
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offset = ftell(ifile);
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num = fread(&CommChunk, sizeof(CommonChunk), 1, ifile);
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if (num <= 0)
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{
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fprintf(stderr, "%s: error parsing file [%s]\n", progname, argv[1]);
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done = 1;
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}
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BSWAP16(CommChunk.numChannels)
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BSWAP16(CommChunk.numFramesH)
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BSWAP16(CommChunk.numFramesL)
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BSWAP16(CommChunk.sampleSize)
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if (FormChunk.formType != 0x41494646) // AIFF
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{
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BSWAP16(CommChunk.compressionTypeH)
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BSWAP16(CommChunk.compressionTypeL)
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cType = (CommChunk.compressionTypeH << 16) + CommChunk.compressionTypeL;
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if (cType != 0x4e4f4e45) // NONE
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{
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fprintf(stderr, "%s: file [%s] contains compressed data.\n", progname, argv[1]);
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exit(1);
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}
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}
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if (CommChunk.numChannels != 1)
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{
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fprintf(stderr, "%s: file [%s] contains %ld channels, only 1 channel supported.\n", progname, argv[1], (long) CommChunk.numChannels);
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exit(1);
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}
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if (CommChunk.sampleSize != 16)
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{
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fprintf(stderr, "%s: file [%s] contains %ld bit samples, only 16 bit samples supported.\n", progname, argv[1], (long) CommChunk.sampleSize);
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exit(1);
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}
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fseek(ifile, offset + Header.ckSize, SEEK_SET);
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break;
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case 0x53534e44: // SSND
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offset = ftell(ifile);
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fread(&SndDChunk, sizeof(SoundDataChunk), 1, ifile);
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BSWAP32(SndDChunk.offset)
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BSWAP32(SndDChunk.blockSize)
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// The assert error messages specify line numbers 219/220. Match
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// that using a #line directive.
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#ifdef __sgi
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# line 218
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#endif
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assert(SndDChunk.offset == 0);
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assert(SndDChunk.blockSize == 0);
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soundPointer = ftell(ifile);
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fseek(ifile, offset + Header.ckSize, SEEK_SET);
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break;
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case 0x4d41524b: // MARK
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offset = ftell(ifile);
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fread(&numMarkers, sizeof(s16), 1, ifile);
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BSWAP16(numMarkers)
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markers = malloc(numMarkers * sizeof(Marker));
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for (i = 0; i < numMarkers; i++)
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{
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fread(&markers[i], sizeof(Marker), 1, ifile);
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BSWAP16(markers[i].MarkerID)
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BSWAP16(markers[i].positionH)
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BSWAP16(markers[i].positionL)
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fread(&strnLen, 1, 1, ifile);
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if ((strnLen & 1) != 0)
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{
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fseek(ifile, strnLen, SEEK_CUR);
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}
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else
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{
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fseek(ifile, strnLen + 1, SEEK_CUR);
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}
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}
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fseek(ifile, offset + Header.ckSize, SEEK_SET);
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break;
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case 0x494e5354: // INST
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offset = ftell(ifile);
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fread(&InstChunk, sizeof(InstrumentChunk), 1, ifile);
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BSWAP16(InstChunk.sustainLoop.playMode)
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BSWAP16(InstChunk.sustainLoop.beginLoop)
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BSWAP16(InstChunk.sustainLoop.endLoop)
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BSWAP16(InstChunk.releaseLoop.playMode)
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BSWAP16(InstChunk.releaseLoop.beginLoop)
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BSWAP16(InstChunk.releaseLoop.endLoop)
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aloops = malloc(2 * sizeof(ALADPCMloop));
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loops = malloc(2 * sizeof(Loop));
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if (InstChunk.sustainLoop.playMode == 1)
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{
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loops[nloops].beginLoop = InstChunk.sustainLoop.beginLoop;
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loops[nloops].endLoop = InstChunk.sustainLoop.endLoop;
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nloops++;
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}
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if (InstChunk.releaseLoop.playMode == 1)
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{
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loops[nloops].beginLoop = InstChunk.releaseLoop.beginLoop;
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loops[nloops].endLoop = InstChunk.releaseLoop.endLoop;
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nloops++;
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}
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fseek(ifile, offset + Header.ckSize, SEEK_SET);
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break;
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default:
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fseek(ifile, Header.ckSize, SEEK_CUR);
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break;
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}
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}
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FormChunk.formType = 0x41494643; // AIFC
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BSWAP32(FormChunk.ckID)
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BSWAP32(FormChunk.ckSize)
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BSWAP32(FormChunk.formType)
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fwrite(&FormChunk, sizeof(Chunk), 1, ofile);
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Header.ckID = 0x434f4d4d; // COMM
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Header.ckSize = sizeof(CommonChunk) + 1 + 11;
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BSWAP32(Header.ckID)
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BSWAP32(Header.ckSize)
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fwrite(&Header, sizeof(ChunkHeader), 1, ofile);
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CommChunk.compressionTypeH = 0x5641; // VA
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CommChunk.compressionTypeL = 0x5043; // PC
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cChunkPos = ftell(ofile);
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// CommChunk written later
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fwrite(&CommChunk, sizeof(CommonChunk), 1, ofile);
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strnLen = sizeof("VADPCM ~4-1") - 1;
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fwrite(&strnLen, 1, 1, ofile);
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fwrite(compName, strnLen, 1, ofile);
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Header.ckID = 0x494e5354; // INST
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Header.ckSize = sizeof(InstrumentChunk);
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BSWAP32(Header.ckID)
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BSWAP32(Header.ckSize)
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fwrite(&Header, sizeof(ChunkHeader), 1, ofile);
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BSWAP16(InstChunk.sustainLoop.playMode)
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BSWAP16(InstChunk.sustainLoop.beginLoop)
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BSWAP16(InstChunk.sustainLoop.endLoop)
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BSWAP16(InstChunk.releaseLoop.playMode)
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BSWAP16(InstChunk.releaseLoop.beginLoop)
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BSWAP16(InstChunk.releaseLoop.endLoop)
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fwrite(&InstChunk, sizeof(InstrumentChunk), 1, ofile);
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tableSize = order * 2 * npredictors * 8;
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strnLen = sizeof("VADPCMCODES") - 1;
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AppChunk.ckID = 0x4150504c; // APPL
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AppChunk.ckSize = 4 + tableSize + 1 + strnLen + sizeof(CodeChunk);
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AppChunk.formType = 0x73746f63; // stoc
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BSWAP32(AppChunk.ckID)
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BSWAP32(AppChunk.ckSize)
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BSWAP32(AppChunk.formType)
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fwrite(&AppChunk, sizeof(Chunk), 1, ofile);
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cChunk.version = 1;
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cChunk.order = order;
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cChunk.nEntries = npredictors;
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BSWAP16(cChunk.version)
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BSWAP16(cChunk.order)
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BSWAP16(cChunk.nEntries)
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fwrite(&strnLen, 1, 1, ofile);
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fwrite(appCodeName, strnLen, 1, ofile);
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fwrite(&cChunk, sizeof(CodeChunk), 1, ofile);
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for (i = 0; i < npredictors; i++)
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{
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for (j = 0; j < order; j++)
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{
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for (k = 0; k < 8; k++)
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{
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ts = coefTable[i][k][j];
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BSWAP16(ts)
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fwrite(&ts, sizeof(s16), 1, ofile);
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}
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}
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}
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currentPos = 0;
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if (soundPointer > 0)
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{
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fseek(ifile, soundPointer, SEEK_SET);
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}
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else
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{
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fprintf(stderr, "%s: Error in sound chunk", progname);
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exit(1);
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}
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soundPointer = ftell(ofile);
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// CSndChunk written later
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fwrite(&CSndChunk, sizeof(ChunkHeader), 1, ofile);
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BSWAP32(SndDChunk.offset)
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BSWAP32(SndDChunk.blockSize)
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fwrite(&SndDChunk, sizeof(SoundDataChunk), 1, ofile);
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startSoundPointer = ftell(ifile);
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for (i = 0; i < nloops; i++)
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{
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if (aloops == NULL || markers == NULL || lookupMarker(&aloops[i].start, loops[i].beginLoop, markers, numMarkers) != 0)
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{
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fprintf(stderr, "%s: Start loop marker not found\n", progname);
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}
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else if (aloops == NULL || markers == NULL || lookupMarker(&aloops[i].end, loops[i].endLoop, markers, numMarkers) != 0)
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{
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fprintf(stderr, "%s: End loop marker not found\n", progname);
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}
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else
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{
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startPointer = startSoundPointer + aloops[i].start * 2;
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nRepeats = 0;
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newEnd = aloops[i].end;
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while (newEnd - aloops[i].start < minLoopLength)
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{
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nRepeats++;
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newEnd += aloops[i].end - aloops[i].start;
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}
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while (currentPos <= aloops[i].start)
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{
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if (fread(inBuffer, sizeof(s16), 16, ifile) == 16)
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{
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BSWAP16_MANY(inBuffer, 16)
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vencodeframe(ofile, inBuffer, state, coefTable, order, npredictors, 16);
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currentPos += 16;
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nBytes += 9;
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}
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else
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{
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fprintf(stderr, "%s: Not enough samples in file [%s]\n", progname, argv[1]);
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exit(1);
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}
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}
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for (j = 0; j < 16; j++)
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{
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if (state[j] >= 0x8000)
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{
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state[j] = 0x7fff;
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}
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if (state[j] < -0x7fff)
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{
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state[j] = -0x7fff;
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}
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aloops[i].state[j] = state[j];
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}
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aloops[i].count = -1;
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while (nRepeats > 0)
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{
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for (; currentPos + 16 < aloops[i].end; currentPos += 16)
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{
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if (fread(inBuffer, sizeof(s16), 16, ifile) == 16)
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{
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BSWAP16_MANY(inBuffer, 16)
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vencodeframe(ofile, inBuffer, state, coefTable, order, npredictors, 16);
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nBytes += 9;
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}
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}
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left = aloops[i].end - currentPos;
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fread(inBuffer, sizeof(s16), left, ifile);
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BSWAP16_MANY(inBuffer, left)
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fseek(ifile, startPointer, SEEK_SET);
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fread(inBuffer + left, sizeof(s16), 16 - left, ifile);
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BSWAP16_MANY(inBuffer + left, 16 - left)
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vencodeframe(ofile, inBuffer, state, coefTable, order, npredictors, 16);
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nBytes += 9;
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currentPos = aloops[i].start - left + 16;
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nRepeats--;
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}
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aloops[i].end = newEnd;
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}
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}
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nFrames = (CommChunk.numFramesH << 16) + CommChunk.numFramesL;
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if ((nloops > 0U) & truncate)
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{
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lookupMarker(&loopEnd, loops[nloops - 1].endLoop, markers, numMarkers);
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nFrames = (loopEnd + 16 < nFrames ? loopEnd + 16 : nFrames);
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}
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while (currentPos < nFrames)
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{
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if (nFrames - currentPos < 16)
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{
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nsam = nFrames - currentPos;
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}
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else
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{
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nsam = 16;
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}
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if (fread(inBuffer, 2, nsam, ifile) == nsam)
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{
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BSWAP16_MANY(inBuffer, nsam)
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vencodeframe(ofile, inBuffer, state, coefTable, order, npredictors, nsam);
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currentPos += nsam;
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nBytes += 9;
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}
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else
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{
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fprintf(stderr, "Missed a frame!\n");
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break;
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}
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}
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if (nBytes % 2)
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{
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nBytes++;
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ts = 0;
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fwrite(&ts, 1, 1, ofile);
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}
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if (nloops > 0)
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{
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strnLen = sizeof("VADPCMLOOPS") - 1;
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AppChunk.ckID = 0x4150504c; // APPL
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AppChunk.ckSize = nloops * sizeof(ALADPCMloop) + strnLen + 4 + 1 + 2 + 2;
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AppChunk.formType = 0x73746f63; // stoc
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BSWAP32(AppChunk.ckID)
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BSWAP32(AppChunk.ckSize)
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BSWAP32(AppChunk.formType)
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fwrite(&AppChunk, sizeof(Chunk), 1, ofile);
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fwrite(&strnLen, 1, 1, ofile);
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fwrite(appLoopName, strnLen, 1, ofile);
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ts = 1;
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BSWAP16(ts)
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fwrite(&ts, sizeof(s16), 1, ofile);
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BSWAP16(nloops)
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fwrite(&nloops, sizeof(s16), 1, ofile);
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BSWAP16(nloops)
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for (i = 0; i < nloops; i++)
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{
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if (aloops == NULL) { continue; }
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BSWAP32(aloops[i].start)
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BSWAP32(aloops[i].end)
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BSWAP32(aloops[i].count)
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BSWAP16_MANY(aloops[i].state, 16)
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fwrite(&aloops[i], sizeof(ALADPCMloop), 1, ofile);
|
|
}
|
|
}
|
|
|
|
fseek(ofile, soundPointer, SEEK_SET);
|
|
CSndChunk.ckID = 0x53534e44; // SSND
|
|
CSndChunk.ckSize = nBytes + 8;
|
|
BSWAP32(CSndChunk.ckID)
|
|
BSWAP32(CSndChunk.ckSize)
|
|
fwrite(&CSndChunk, sizeof(ChunkHeader), 1, ofile);
|
|
fseek(ofile, cChunkPos, SEEK_SET);
|
|
nFrames = nBytes * 16 / 9;
|
|
CommChunk.numFramesH = nFrames >> 16;
|
|
CommChunk.numFramesL = nFrames & 0xffff;
|
|
BSWAP16(CommChunk.numChannels)
|
|
BSWAP16(CommChunk.numFramesH)
|
|
BSWAP16(CommChunk.numFramesL)
|
|
BSWAP16(CommChunk.sampleSize)
|
|
BSWAP16(CommChunk.compressionTypeH)
|
|
BSWAP16(CommChunk.compressionTypeL)
|
|
fwrite(&CommChunk, sizeof(CommonChunk), 1, ofile);
|
|
fclose(ifile);
|
|
fclose(ofile);
|
|
return 0;
|
|
}
|