vgmstream/src/layout/mus_acm.c

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#include "layout.h"
#include "../vgmstream.h"
#include "../coding/acm_decoder.h"
#include "../coding/coding.h"
void render_vgmstream_mus_acm(sample * buffer, int32_t sample_count, VGMSTREAM * vgmstream) {
int samples_written=0;
mus_acm_codec_data *data = vgmstream->codec_data;
while (samples_written<sample_count) {
ACMStream *acm = data->files[data->current_file];
int samples_to_do;
int samples_this_block = acm->total_values / acm->info.channels;
if (vgmstream->loop_flag && vgmstream_do_loop(vgmstream)) {
data->current_file = data->loop_start_file;
acm_reset(data->files[data->current_file]);
vgmstream->samples_into_block = 0;
continue;
}
samples_to_do = vgmstream_samples_to_do(samples_this_block, 1, vgmstream);
/*printf("samples_to_do=%d,samples_this_block=%d,samples_written=%d,sample_count=%d\n",samples_to_do,samples_this_block,samples_written,sample_count);*/
if (samples_written+samples_to_do > sample_count)
samples_to_do=sample_count-samples_written;
if (samples_to_do == 0)
{
data->current_file++;
/*printf("next %d, %d samples\n",data->current_file,data->files[data->current_file]->total_values/data->files[data->current_file]->info.channels);*/
/* check for loop */
acm_reset(data->files[data->current_file]);
vgmstream->samples_into_block = 0;
continue;
}
/*printf("decode %d samples file %d\n",samples_to_do,data->current_file);*/
decode_acm(acm,
buffer+samples_written*vgmstream->channels,
samples_to_do, vgmstream->channels);
samples_written += samples_to_do;
vgmstream->current_sample += samples_to_do;
vgmstream->samples_into_block+=samples_to_do;
}
}