int dumb_source_init(audio_source *src, const char* file, int channels, int freq, int resampler) {
dumb_source *local = malloc(sizeof(dumb_source));
// Load file and initialize renderer
char *ext = strrchr(file, '.') + 1;
if(strcasecmp(ext, "psm") == 0) {
local->data = dumb_load_psm(file, 0);
} else if(strcasecmp(ext, "s3m") == 0) {
local->data = dumb_load_s3m(file);
} else if(strcasecmp(ext, "mod") == 0) {
local->data = dumb_load_mod(file, 0);
} else if(strcasecmp(ext, "it") == 0) {
local->data = dumb_load_it(file);
} else if(strcasecmp(ext, "xm") == 0) {
local->data = dumb_load_xm(file);
} else {
PERROR("Libdumb Source: No suitable module decoder found.");
goto error_0;
}
if(!local->data) {
PERROR("Libdumb Source: Error while loading module file!");
goto error_0;
}
local->renderer = duh_start_sigrenderer(local->data, 0, channels, 0);
local->vlen = duh_get_length(local->data);
local->vpos = 0;
local->sig_samples = NULL;
local->sig_samples_size = 0;
// Set resampler here
dumb_it_set_resampling_quality(duh_get_it_sigrenderer(local->renderer), resampler);
// Audio information
source_set_frequency(src, freq);
source_set_bytes(src, 2);
source_set_channels(src, channels);
source_set_resampler(src, resampler);
// Set callbacks
source_set_userdata(src, local);
source_set_update_cb(src, dumb_source_update);
source_set_close_cb(src, dumb_source_close);
// Some debug info
DEBUG("Libdumb Source: Loaded file '%s' succesfully.", file);
// All done
return 0;
error_0:
free(local);
return 1;
}
int vorbis_source_init(audio_source *src, const char* file) {
vorbis_source *local;
int ret;
// Init local struct
local = malloc(sizeof(vorbis_source));
// Try to open up the audio file
ret = ov_fopen(file, &local->src_file);
if(ret != 0) {
PERROR("Vorbis Source: File '%s' could not be opened: ", file, vorbis_text_error(ret));
goto error_1;
}
// Get file information
vorbis_info *vi = ov_info(&local->src_file, -1);
char **comment_ptr = ov_comment(&local->src_file, -1)->user_comments;
// Audio information
source_set_frequency(src, vi->rate);
source_set_bytes(src, 2);
source_set_channels(src, vi->channels);
// Set callbacks
source_set_userdata(src, local);
source_set_update_cb(src, vorbis_source_update);
source_set_close_cb(src, vorbis_source_close);
// Some debug info
DEBUG("Vorbis Source: Loaded file '%s' succesfully (%d Hz, %d ch).",
file, vi->rate, vi->channels);
while(*comment_ptr) {
DEBUG(" * Comment: %s", *comment_ptr);
++comment_ptr;
}
// All done
return 0;
error_1:
free(local);
return 1;
}
int raw_source_init(audio_source *src, char* buffer, int len) {
raw_source *local = malloc(sizeof(raw_source));
// Set data
local->pos = 0;
local->len = len;
local->buf = buffer;
// Audio information
source_set_frequency(src, 8000);
source_set_bytes(src, 1);
source_set_channels(src, 1);
// Set callbacks
source_set_userdata(src, local);
source_set_update_cb(src, raw_source_update);
source_set_close_cb(src, raw_source_close);
// Some debug info
/*DEBUG("Raw Source: Loaded raw pcm sample succesfully.");*/
// All done
return 0;
}
