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Add CLI -k (seek) config for debugging

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This commit is contained in:
bnnm 2019-03-22 00:37:59 +01:00
parent 0aec721788
commit 229f98bae4
1 changed files with 33 additions and 3 deletions
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36
cli/vgmstream_cli.c
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@ -53,7 +53,8 @@ static void usage(const char * name) {
" -g: decode and print oggenc command line to encode as OGG\n"
" -b: decode and print batch variable commands\n"
" -r: output a second file after resetting (for testing)\n"
" -t file: print if tags are found in file\n"
" -k N: seeks to N samples before decoding (for testing)\n"
" -t file: print if tags are found in file (for testing)\n"
, name);
}
@ -80,6 +81,7 @@ typedef struct {
double fade_time;
double fade_delay;
int ignore_fade;
int seek_samples;
/* not quite config but eh */
int lwav_loop_start;
@ -99,7 +101,7 @@ static int parse_config(cli_config *cfg, int argc, char ** argv) {
opterr = 0;
/* read config */
while ((opt = getopt(argc, argv, "o:l:f:d:ipPcmxeLEFrgb2:s:t:")) != -1) {
while ((opt = getopt(argc, argv, "o:l:f:d:ipPcmxeLEFrgb2:s:t:k:")) != -1) {
switch (opt) {
case 'o':
cfg->outfilename = optarg;
@ -162,6 +164,9 @@ static int parse_config(cli_config *cfg, int argc, char ** argv) {
case 't':
cfg->tag_filename= optarg;
break;
case 'k':
cfg->seek_samples = atoi(optarg);
break;
case '?':
fprintf(stderr, "Unknown option -%c found\n", optopt);
goto fail;
@ -332,6 +337,18 @@ void apply_fade(sample_t * buf, VGMSTREAM * vgmstream, int to_get, int i, int le
}
}
void apply_seek(sample_t * buf, VGMSTREAM * vgmstream, int len_samples) {
int i;
for (i = 0; i < len_samples; i += SAMPLE_BUFFER_SIZE) {
int to_get = SAMPLE_BUFFER_SIZE;
if (i + SAMPLE_BUFFER_SIZE > len_samples)
to_get = len_samples - i;
render_vgmstream(buf, to_get, vgmstream);
}
}
/* ************************************************************ */
int main(int argc, char ** argv) {
@ -464,11 +481,21 @@ int main(int argc, char ** argv) {
len_samples = get_vgmstream_play_samples(cfg.loop_count,cfg.fade_time,cfg.fade_delay,vgmstream);
fade_samples = (int32_t)(cfg.fade_time < 0 ? 0 : cfg.fade_time * vgmstream->sample_rate);
if (cfg.seek_samples >= len_samples)
cfg.seek_samples = 0;
len_samples -= cfg.seek_samples;
if (!cfg.play_sdtout && !cfg.print_adxencd && !cfg.print_oggenc && !cfg.print_batchvar) {
printf("samples to play: %d (%.4lf seconds)\n", len_samples, (double)len_samples / vgmstream->sample_rate);
double time_mm, time_ss, seconds;
seconds = (double)len_samples / vgmstream->sample_rate;
time_mm = (int)(seconds / 60.0);
time_ss = seconds - time_mm * 60.0f;
printf("samples to play: %d (%1.0f:%06.3f seconds)\n", len_samples, time_mm, time_ss);
}
/* last init */
buf = malloc(SAMPLE_BUFFER_SIZE * sizeof(sample_t) * input_channels);
if (!buf) {
@ -507,6 +534,8 @@ int main(int argc, char ** argv) {
}
apply_seek(buf, vgmstream, cfg.seek_samples);
/* decode */
for (i = 0; i < len_samples; i += SAMPLE_BUFFER_SIZE) {
int to_get = SAMPLE_BUFFER_SIZE;
@ -548,6 +577,7 @@ int main(int argc, char ** argv) {
/* vgmstream manipulations are undone by reset */
apply_config(vgmstream, &cfg);
apply_seek(buf, vgmstream, cfg.seek_samples);
/* slap on a .wav header */
{