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Diffstat (limited to 'plugins/dumb/dumb-kode54/examples/dumb2wav.c')
-rw-r--r--plugins/dumb/dumb-kode54/examples/dumb2wav.c481
1 files changed, 481 insertions, 0 deletions
diff --git a/plugins/dumb/dumb-kode54/examples/dumb2wav.c b/plugins/dumb/dumb-kode54/examples/dumb2wav.c
new file mode 100644
index 00000000..9a4c5090
--- /dev/null
+++ b/plugins/dumb/dumb-kode54/examples/dumb2wav.c
@@ -0,0 +1,481 @@
+/* _______ ____ __ ___ ___
+ * \ _ \ \ / \ / \ \ / / ' ' '
+ * | | \ \ | | || | \/ | . .
+ * | | | | | | || ||\ /| |
+ * | | | | | | || || \/ | | ' ' '
+ * | | | | | | || || | | . .
+ * | |_/ / \ \__// || | |
+ * /_______/ynamic \____/niversal /__\ /____\usic /| . . ibliotheque
+ * / \
+ * / . \
+ * dumb2wav.c - Utility to convert DUH to WAV. / / \ \
+ * | < / \_
+ * By Chad Austin, based on dumbout.c by entheh. | \/ /\ /
+ * \_ / > /
+ * | \ / /
+ * | ' /
+ * \__/
+ */
+
+#include <time.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <math.h>
+#include <string.h>
+#include <dumb.h>
+
+#include <internal/it.h>
+
+union {
+ float s32[4096];
+ short s16[8192];
+ char s8[16384];
+} buffer;
+
+sample_t ** internal_buffer;
+
+int loop_count = 1;
+
+
+static int write32_le(FILE* outf, unsigned int value) {
+ int total = 0;
+ total += fputc(value & 0xFF, outf);
+ total += fputc((value >> 8) & 0xFF, outf);
+ total += fputc((value >> 16) & 0xFF, outf);
+ total += fputc((value >> 24) & 0xFF, outf);
+ return total;
+}
+
+static int write16_le(FILE* outf, unsigned int value) {
+ int total = 0;
+ total += fputc(value & 0xFF, outf);
+ total += fputc((value >> 8) & 0xFF, outf);
+ return total;
+}
+
+
+static int loop_callback(void* data) {
+ return (--loop_count <= 0 ? -1 : 0);
+}
+
+
+int main(int argc, const char *argv[])
+{
+ DUH *duh;
+ DUH_SIGRENDERER *sr;
+
+ const char *fn = NULL;
+ const char *fn_out = NULL;
+ FILE *outf;
+
+ int depth = 16;
+ int unsign = 0;
+ int freq = 44100;
+ int n_channels = 2;
+ int solo = -1;
+ float volume = 1.0f;
+ float delay = 0.0f;
+ float delta;
+ int bufsize;
+ clock_t start, end;
+ int data_written = 0; /* total bytes written to data chunk */
+
+ int i = 1;
+
+ LONG_LONG length;
+ LONG_LONG done;
+ int dots;
+
+ while (i < argc) {
+ const char *arg = argv[i++];
+ if (*arg != '-') {
+ if (fn) {
+ fprintf(stderr,
+ "Cannot specify multiple filenames!\n"
+ "Second filename found: \"%s\"\n", arg);
+ return 1;
+ }
+ fn = arg;
+ continue;
+ }
+ arg++;
+ while (*arg) {
+ char *endptr;
+ switch (*arg++) {
+ case 'o':
+ case 'O':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; output filename expected!\n");
+ return 1;
+ }
+ fn_out = argv[i++];
+ break;
+ case 'd':
+ case 'D':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; delay expected!\n");
+ return 1;
+ }
+ delay = (float)strtod(argv[i++], &endptr);
+ if (*endptr != 0 || delay < 0.0f || delay > 64.0f) {
+ fprintf(stderr, "Invalid delay!\n");
+ return 1;
+ }
+ break;
+ case 'v':
+ case 'V':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; volume expected!\n");
+ return 1;
+ }
+ volume = (float)strtod(argv[i++], &endptr);
+ if (*endptr != 0 || volume < -8.0f || volume > 8.0f) {
+ fprintf(stderr, "Invalid volume!\n");
+ return 1;
+ }
+ break;
+ case 's':
+ case 'S':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; sampling rate expected!\n");
+ return 1;
+ }
+ freq = strtol(argv[i++], &endptr, 10);
+ if (*endptr != 0 || freq < 1 || freq > 960000) {
+ fprintf(stderr, "Invalid sampling rate!\n");
+ return 1;
+ }
+ break;
+ case 'f':
+ depth = 32;
+ break;
+ case '8':
+ depth = 8;
+ break;
+ case 'l':
+ case 'L':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments: loop count expected!\n");
+ return 1;
+ }
+ loop_count = strtol(argv[i++], &endptr, 10);
+ break;
+ case 'm':
+ case 'M':
+ n_channels = 1;
+ break;
+ case 'u':
+ case 'U':
+ unsign = 1;
+ break;
+ case 'r':
+ case 'R':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; resampling quality expected!\n");
+ return 1;
+ }
+ dumb_resampling_quality = strtol(argv[i++], &endptr, 10);
+ if (*endptr != 0 || dumb_resampling_quality < 0 || dumb_resampling_quality > 2) {
+ fprintf(stderr, "Invalid resampling quality!\n");
+ return 1;
+ }
+ break;
+ case 'c':
+ case 'C':
+ if (i >= argc) {
+ fprintf(stderr, "Out of arguments; channel number expected!\n");
+ return 1;
+ }
+ solo = strtol(argv[i++], &endptr, 10);
+ if (*endptr != 0 || solo < 0 || solo >= DUMB_IT_N_CHANNELS) {
+ fprintf(stderr, "Invalid channel number!\n");
+ return 1;
+ }
+ break;
+ default:
+ fprintf(stderr, "Invalid switch - '%c'!\n", isprint(arg[-1]) ? arg[-1] : '?');
+ return 1;
+ }
+ }
+ }
+
+ if (!fn) {
+ fprintf(stderr,
+ "Usage: dumb2wav [options] module [more-options]\n"
+ "\n"
+ "The module can be any IT, XM, S3M or MOD file. It will be rendered to a .wav\n"
+ "file of the same name, unless you specify otherwise with the -o option.\n"
+ "\n"
+ "The valid options are:\n"
+ "-o <file> specify the output filename (defaults to the input filename with\n"
+ " the extension replaced with .wav); use - to write to standard\n"
+ " output or . to write nowhere (useful for measuring DUMB's\n"
+ " performance, and DOS and Windows don't have /dev/null!)\n"
+ "-d <delay> set the initial delay, in seconds (default 0.0)\n"
+ "-v <volume> adjust the volume (default 1.0)\n"
+ "-s <freq> set the sampling rate in Hz (default 44100)\n"
+ "-8 generate 8-bit instead of 16-bit\n"
+ "-f generate floating point samples instead of 16-bit\n"
+ "-m generate mono output instead of stereo left/right pairs\n"
+ "-u generated unsigned output instead of signed\n"
+ "-r <value> specify the resampling quality to use\n"
+ "-l <value> specify the number of times to loop (default 1)\n"
+ "-c <value> specify a channel number to solo\n");
+ return 1;
+ }
+
+ atexit(&dumb_exit);
+ dumb_register_stdfiles();
+
+ dumb_it_max_to_mix = 256;
+
+ duh = load_duh(fn);
+ if (!duh) {
+ duh = dumb_load_it(fn);
+ if (!duh) {
+ duh = dumb_load_xm(fn);
+ if (!duh) {
+ duh = dumb_load_s3m(fn);
+ if (!duh) {
+ duh = dumb_load_mod(fn);
+ if (!duh) {
+ fprintf(stderr, "Unable to open %s!\n", fn);
+ return 1;
+ }
+ }
+ }
+ }
+ }
+
+ sr = duh_start_sigrenderer(duh, 0, n_channels, 0);
+ if (!sr) {
+ unload_duh(duh);
+ fprintf(stderr, "Unable to play file!\n");
+ return 1;
+ }
+
+ if (solo >= 0) {
+ DUMB_IT_SIGRENDERER * itsr = duh_get_it_sigrenderer(sr);
+ if (itsr) {
+ for (i = 0; i < DUMB_IT_N_CHANNELS; i++) {
+ if (i != solo) {
+ IT_CHANNEL * channel = &itsr->channel[i];
+ IT_PLAYING * playing = channel->playing;
+ channel->flags |= IT_CHANNEL_MUTED;
+ /* start_sigrenderer leaves me all of the channels the first tick triggered */
+ if (playing) {
+ playing->ramp_volume[0] = 0;
+ playing->ramp_volume[1] = 0;
+ playing->ramp_delta[0] = 0;
+ playing->ramp_delta[1] = 0;
+ }
+ }
+ }
+ }
+ }
+
+ if (fn_out) {
+ if (fn_out[0] == '-' && fn_out[1] == 0)
+ outf = stdout;
+ else if (fn_out[0] == '.' && fn_out[1] == 0)
+ outf = NULL;
+ else {
+ outf = fopen(fn_out, "wb");
+ if (!outf) {
+ fprintf(stderr, "Unable to open %s for writing!\n", fn_out);
+ duh_end_sigrenderer(sr);
+ unload_duh(duh);
+ return 1;
+ }
+ }
+ } else {
+ char *extptr = NULL, *p;
+ char *fn_out = malloc(strlen(fn)+5);
+ if (!fn_out) {
+ fprintf(stderr, "Out of memory!\n");
+ duh_end_sigrenderer(sr);
+ unload_duh(duh);
+ return 1;
+ }
+ strcpy(fn_out, fn);
+ for (p = fn_out; *p; p++)
+ if (*p == '.') extptr = p;
+ if (!extptr) extptr = p;
+ strcpy(extptr, ".wav");
+ outf = fopen(fn_out, "wb");
+ if (!outf) {
+ fprintf(stderr, "Unable to open %s for writing!\n", fn_out);
+ free(fn_out);
+ duh_end_sigrenderer(sr);
+ unload_duh(duh);
+ return 1;
+ }
+ free(fn_out);
+ }
+
+ {
+ DUMB_IT_SIGRENDERER *itsr = duh_get_it_sigrenderer(sr);
+ dumb_it_set_ramp_style(itsr, 2);
+ dumb_it_set_loop_callback(itsr, loop_callback, NULL);
+ dumb_it_set_xm_speed_zero_callback(itsr, &dumb_it_callback_terminate, NULL);
+ dumb_it_set_global_volume_zero_callback(itsr, &dumb_it_callback_terminate, NULL);
+ }
+
+
+ if (outf) {
+ /* write RIFF header: fill file length later */
+ fwrite("RIFF", 1, 4, outf);
+ fwrite(" ", 1, 4, outf);
+ fwrite("WAVE", 1, 4, outf);
+
+ /* write format chunk */
+ fwrite("fmt ", 1, 4, outf);
+
+ if (depth == 32)
+ {
+ write32_le(outf, 18);
+ write16_le(outf, 3);
+ }
+ else
+ {
+ write32_le(outf, 16); /* header length */
+ write16_le(outf, 1); /* WAVE_FORMAT_PCM */
+ }
+ write16_le(outf, n_channels); /* channel count */
+ write32_le(outf, freq); /* frequency */
+ write32_le(outf, freq * n_channels * depth / 8); /*bytes/sec*/
+ write16_le(outf, n_channels * depth / 8); /* block alignment */
+ write16_le(outf, depth); /* bits per sample */
+
+ if (depth == 32)
+ {
+ write16_le(outf, 0);
+ }
+
+ /* start data chunk */
+ fwrite("data", 1, 4, outf);
+ fwrite(" ", 1, 4, outf); /* fill in later */
+ }
+
+ length = (LONG_LONG)_dumb_it_build_checkpoints(duh_get_it_sigdata(duh), 0) * freq >> 16;
+ done = 0;
+ dots = 0;
+ delta = 65536.0f / freq;
+ bufsize = sizeof(buffer);
+ if (depth == 32) bufsize /= sizeof(*buffer.s32);
+ else if (depth == 16) bufsize /= sizeof(*buffer.s16);
+ bufsize /= n_channels;
+
+ if (depth == 32) {
+ internal_buffer = create_sample_buffer(n_channels, bufsize);
+ if (!internal_buffer) {
+ fprintf(stderr, "Out of memory!\n");
+ duh_end_sigrenderer(sr);
+ unload_duh(duh);
+ }
+ }
+
+ {
+ long l = (long)floor(delay * freq + 0.5f);
+ l *= n_channels * (depth >> 3);
+ if (l) {
+ if (unsign && depth != 32) {
+ if (depth == 16) {
+ for (i = 0; i < 8192; i++) {
+ buffer.s8[i*2] = 0x00;
+ buffer.s8[i*2+1] = 0x80;
+ }
+ } else
+ memset(buffer.s8, 0x80, 16384);
+ } else
+ memset(buffer.s8, 0, 16384);
+ while (l >= 16384) {
+ if (outf) fwrite(buffer.s8, 1, 16384, outf);
+ l -= 16384;
+ data_written += 16384;
+ }
+ if (l) {
+ if (outf) fwrite(buffer.s8, 1, l, outf);
+ data_written += 1;
+ }
+ }
+ }
+
+ start = clock();
+
+ fprintf(stderr, "................................................................\n");
+ for (;;) {
+ int write_size;
+ int l;
+
+ if (depth != 32) {
+ l = duh_render(sr, depth, unsign, volume, delta, bufsize, &buffer);
+ if (depth == 16) {
+ for (i = 0; i < l * n_channels; i++) {
+ short val = buffer.s16[i];
+ buffer.s8[i*2] = val;
+ buffer.s8[i*2+1] = val >> 8;
+ }
+ }
+ } else {
+ int j;
+ dumb_silence(internal_buffer[0], bufsize * n_channels);
+ l = duh_sigrenderer_get_samples(sr, volume, delta, bufsize, internal_buffer);
+ for (i = 0; i < n_channels; i++) {
+ for (j = 0; j < l; j++) {
+ buffer.s32[j * n_channels + i] = (float)((double)internal_buffer[i][j] * (1.0 / (double)(0x800000)));
+ }
+ }
+ }
+ write_size = l * n_channels * (depth >> 3);
+ if (outf) fwrite(buffer.s8, 1, write_size, outf);
+ data_written += write_size;
+ if (l < bufsize) break;
+ done += l;
+ l = done * 64 / length;
+ while (dots < 64 && l > dots) {
+ fprintf(stderr, "|");
+ dots++;
+ }
+ if (dots >= 64) {
+ putchar('\n');
+ dots = 0;
+ done = 0;
+ }
+ }
+
+ while (64 > dots) {
+ fprintf(stderr, "|");
+ dots++;
+ }
+ fprintf(stderr, "\n");
+
+ end = clock();
+
+ if (depth == 32) destroy_sample_buffer(internal_buffer);
+
+ /* fill in blanks we left in WAVE file */
+ if (outf) {
+ /* file size, not including RIFF header */
+ const int fmt_size = 8 + ((depth == 32) ? 18 : 16);
+ const int data_size = 8 + data_written;
+ const int file_size = fmt_size + data_size;
+
+ /* can we seek stdout? */
+ fseek(outf, 4, SEEK_SET);
+ write32_le(outf, file_size);
+
+ fseek(outf, 12 + fmt_size + 4, SEEK_SET);
+ write32_le(outf, data_written);
+ }
+
+
+ duh_end_sigrenderer(sr);
+ unload_duh(duh);
+ if (outf && outf != stdout) fclose(outf);
+
+ fprintf(stderr, "Elapsed time: %f seconds\n", (end - start) / (float)CLOCKS_PER_SEC);
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-08 00:40:47 +0000