int
supereq_process (ddb_dsp_context_t *ctx, float *samples, int frames, int maxframes, ddb_waveformat_t *fmt, float *r) {
ddb_supereq_ctx_t *supereq = (ddb_supereq_ctx_t *)ctx;
if (supereq->enabled != ctx->enabled) {
if (ctx->enabled && !supereq->enabled) {
supereq_reset (ctx);
}
supereq->enabled = ctx->enabled;
// this causes a glitch on 1st track
// DB_playItem_t *it = deadbeef->streamer_get_playing_track ();
// if (it) {
// float playpos = deadbeef->streamer_get_playpos ();
// deadbeef->streamer_seek (playpos);
// deadbeef->pl_item_unref (it);
// }
}
if (supereq->params_changed) {
recalc_table (supereq);
supereq->params_changed = 0;
}
if (supereq->last_srate != fmt->samplerate || supereq->last_nch != fmt->channels) {
deadbeef->mutex_lock (supereq->mutex);
supereq->last_srate = fmt->samplerate;
supereq->last_nch = fmt->channels;
equ_init (&supereq->state, 10, fmt->channels);
recalc_table (supereq);
equ_clearbuf(&supereq->state);
deadbeef->mutex_unlock (supereq->mutex);
}
equ_modifySamples_float(&supereq->state, (char *)samples,frames,fmt->channels);
return frames;
}
void CMusikFX::InitEQ(float freq)
{
if(!m_bIsInitialized)
{
m_bIsInitialized = true;
m_Frequency = freq;
equ_init( 14 ); //--- no one knows why, 14 is the magic number ---//
MakeTable( m_Frequency );
}
}
ddb_dsp_context_t*
supereq_open (void) {
ddb_supereq_ctx_t *supereq = malloc (sizeof (ddb_supereq_ctx_t));
DDB_INIT_DSP_CONTEXT (supereq,ddb_supereq_ctx_t,&plugin);
equ_init (&supereq->state, 10, 2);
supereq->paramsroot = paramlist_alloc ();
supereq->last_srate = 44100;
supereq->last_nch = 2;
supereq->mutex = deadbeef->mutex_create ();
supereq->preamp = 1;
for (int i = 0; i < 18; i++) {
supereq->bands[i] = 1;
}
recalc_table (supereq);
equ_clearbuf (&supereq->state);
return (ddb_dsp_context_t*)supereq;
}
