From 4c5fd68b06ae45ef89c8d66297f09f0781c778b9 Mon Sep 17 00:00:00 2001
From: Alexey Yakovenko <wakeroid@gmail.com>
Date: Mon, 22 Mar 2010 21:54:20 +0100
Subject: reset DSP plugins on seeks/restarts/trackchanges

---
 deadbeef.h                |  1 +
 plugins/supereq/supereq.c |  8 ++++++++
 streamer.c                | 10 +++++++++-
 3 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/deadbeef.h b/deadbeef.h
index a977904e..f52a6326 100644
--- a/deadbeef.h
+++ b/deadbeef.h
@@ -552,6 +552,7 @@ typedef struct DB_dsp_s {
     // stereo samples are stored in interleaved format
     // stereo sample is counted as 1 sample
     int (*process_int16) (int16_t *samples, int nsamples, int nch, int bps, int srate);
+    void (*reset) (void);
 } DB_dsp_t;
 
 // misc plugin
diff --git a/plugins/supereq/supereq.c b/plugins/supereq/supereq.c
index 2e1a1ae1..368bcda3 100644
--- a/plugins/supereq/supereq.c
+++ b/plugins/supereq/supereq.c
@@ -137,6 +137,13 @@ supereq_set_band (int band, float value) {
     deadbeef->conf_set_float (key, value);
 }
 
+void
+supereq_reset (void) {
+    deadbeef->mutex_lock (mutex);
+    equ_clearbuf(last_bps,last_srate);
+    deadbeef->mutex_unlock (mutex);
+}
+
 static DB_supereq_dsp_t plugin = {
     .dsp.plugin.api_vmajor = DB_API_VERSION_MAJOR,
     .dsp.plugin.api_vminor = DB_API_VERSION_MINOR,
@@ -151,6 +158,7 @@ static DB_supereq_dsp_t plugin = {
     .dsp.plugin.stop = supereq_plugin_stop,
 //  .dsp.plugin.configdialog = settings_dlg,
     .dsp.process_int16 = supereq_process_int16,
+    .dsp.reset = supereq_reset,
     .get_band = supereq_get_band,
     .set_band = supereq_set_band,
 };
diff --git a/streamer.c b/streamer.c
index 24386b70..777d7ee6 100644
--- a/streamer.c
+++ b/streamer.c
@@ -813,9 +813,12 @@ streamer_thread (void *ctx) {
             }
             if (fileinfo && playing_track && playing_track->_duration > 0) {
                 streamer_lock ();
+                streamer_reset (1);
+#if 0
                 streambuffer_fill = 0;
                 streambuffer_pos = 0;
                 src_remaining = 0;
+#endif
                 if (fileinfo->plugin->seek (fileinfo, pos) >= 0) {
                     playpos = fileinfo->readpos;
                 }
@@ -936,9 +939,14 @@ streamer_reset (int full) { // must be called when current song changes by exter
         streambuffer_pos = 0;
         streambuffer_fill = 0;
     }
-//    trace ("\033[0;31msrc_reset\033[37;0m\n");
     src_remaining = 0;
     src_reset (src);
+    // reset dsp
+    DB_dsp_t **dsp = deadbeef->plug_get_dsp_list ();
+    int srate = p_get_rate ();
+    for (int i = 0; dsp[i]; i++) {
+        dsp[i]->reset ();
+    }
     src_unlock ();
 }
 
-- 
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