void
streamer_dsp_init (void) {
// load dsp chain from file
char fname[PATH_MAX];
snprintf (fname, sizeof (fname), "%s/dspconfig", plug_get_config_dir ());
dsp_chain = streamer_dsp_chain_load (fname);
if (!dsp_chain) {
// first run, let's add resampler
DB_dsp_t *src = (DB_dsp_t *)plug_get_for_id ("SRC");
if (src) {
ddb_dsp_context_t *inst = src->open ();
inst->enabled = 1;
src->set_param (inst, 0, "48000"); // samplerate
src->set_param (inst, 1, "2"); // quality=SINC_FASTEST
src->set_param (inst, 2, "1"); // auto
inst->next = dsp_chain;
dsp_chain = inst;
}
}
eqplug = (DB_dsp_t *)plug_get_for_id ("supereq");
streamer_dsp_postinit ();
// load legacy eq settings from pre-0.5
if (eq && eqplug && conf_find ("eq.", NULL)) {
eq->enabled = deadbeef->conf_get_int ("eq.enable", 0);
char s[50];
// 0.4.4 was writing buggy settings, need to multiply by 2 to compensate
conf_get_str ("eq.preamp", "0", s, sizeof (s));
snprintf (s, sizeof (s), "%f", atof(s)*2);
eqplug->set_param (eq, 0, s);
for (int i = 0; i < 18; i++) {
char key[100];
snprintf (key, sizeof (key), "eq.band%d", i);
conf_get_str (key, "0", s, sizeof (s));
snprintf (s, sizeof (s), "%f", atof(s)*2);
eqplug->set_param (eq, 1+i, s);
}
// delete obsolete settings
conf_remove_items ("eq.");
}
}
ddb_dsp_context_t *
streamer_dsp_chain_load (const char *fname) {
int err = 1;
FILE *fp = fopen (fname, "rt");
if (!fp) {
return NULL;
}
char temp[100];
ddb_dsp_context_t *chain = NULL;
ddb_dsp_context_t *tail = NULL;
for (;;) {
// plugin enabled {
int enabled = 0;
int err = fscanf (fp, "%99s %d {\n", temp, &enabled);
if (err == EOF) {
break;
}
else if (2 != err) {
fprintf (stderr, "error plugin name\n");
goto error;
}
DB_dsp_t *plug = (DB_dsp_t *)plug_get_for_id (temp);
if (!plug) {
fprintf (stderr, "streamer_dsp_chain_load: plugin %s not found. preset will not be loaded\n", temp);
goto error;
}
ddb_dsp_context_t *ctx = plug->open ();
if (!ctx) {
fprintf (stderr, "streamer_dsp_chain_load: failed to open ctxance of plugin %s\n", temp);
goto error;
}
if (tail) {
tail->next = ctx;
tail = ctx;
}
else {
tail = chain = ctx;
}
int n = 0;
for (;;) {
char value[1000];
if (!fgets (temp, sizeof (temp), fp)) {
fprintf (stderr, "streamer_dsp_chain_load: unexpected eof while reading plugin params\n");
goto error;
}
if (!strcmp (temp, "}\n")) {
break;
}
else if (1 != sscanf (temp, "\t%1000[^\n]\n", value)) {
fprintf (stderr, "streamer_dsp_chain_load: error loading param %d\n", n);
goto error;
}
if (plug->num_params) {
plug->set_param (ctx, n, value);
}
n++;
}
ctx->enabled = enabled;
}
err = 0;
error:
if (err) {
fprintf (stderr, "streamer_dsp_chain_load: error loading %s\n", fname);
}
if (fp) {
fclose (fp);
}
if (err && chain) {
dsp_chain_free (chain);
chain = NULL;
}
return chain;
}
int
dsp_preset_load (const char *fname, ddb_dsp_context_t **head) {
if (!head) {
return -1;
}
int err = 1;
FILE *fp = fopen (fname, "rt");
if (!fp) {
return -1;
}
ddb_dsp_context_t *tail = NULL;
char temp[100];
for (;;) {
// plugin {
int err = fscanf (fp, "%100s {\n", temp);
if (err == EOF) {
break;
}
else if (1 != err) {
fprintf (stderr, "error plugin name\n");
goto error;
}
DB_dsp_t *plug = (DB_dsp_t *)plug_get_for_id (temp);
if (!plug) {
fprintf (stderr, "ddb_dsp_preset_load: plugin %s not found. preset will not be loaded\n", temp);
goto error;
}
ddb_dsp_context_t *ctx = plug->open ();
if (!ctx) {
fprintf (stderr, "ddb_dsp_preset_load: failed to open ctxance of plugin %s\n", temp);
goto error;
}
if (tail) {
tail->next = ctx;
tail = ctx;
}
else {
tail = *head = ctx;
}
int n = 0;
for (;;) {
char value[1000];
if (!fgets (temp, sizeof (temp), fp)) {
fprintf (stderr, "unexpected eof while reading plugin params\n");
goto error;
}
if (!strcmp (temp, "}\n")) {
break;
}
else if (1 != sscanf (temp, "\t%1000[^\n]\n", value)) {
fprintf (stderr, "error loading param %d\n", n);
goto error;
}
if (plug->num_params) {
plug->set_param (ctx, n, value);
}
n++;
}
}
err = 0;
error:
if (err) {
fprintf (stderr, "error loading %s\n", fname);
}
if (fp) {
fclose (fp);
}
if (err && *head) {
dsp_preset_free (*head);
*head = NULL;
}
return err ? -1 : 0;
}