1 files changed, 163 insertions, 0 deletions
diff --git a/source/blender/sequencer/intern/sound.c b/source/blender/sequencer/intern/sound.c
new file mode 100644
index 00000000000..9549938abee
--- /dev/null
+++ b/source/blender/sequencer/intern/sound.c
@@ -0,0 +1,163 @@
+/*
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * - Blender Foundation, 2003-2009
+ * - Peter Schlaile <peter [at] schlaile [dot] de> 2005/2006
+ */
+
+/** \file
+ * \ingroup bke
+ */
+
+#include <math.h>
+
+#include "DNA_scene_types.h"
+#include "DNA_sequence_types.h"
+#include "DNA_sound_types.h"
+
+#include "BLI_listbase.h"
+
+#include "BKE_main.h"
+#include "BKE_scene.h"
+#include "BKE_sound.h"
+
+#include "SEQ_sequencer.h"
+
+#include "strip_time.h"
+
+void BKE_sequence_sound_init(Scene *scene, Sequence *seq);
+
+void BKE_sequence_sound_init(Scene *scene, Sequence *seq)
+{
+  if (seq->type == SEQ_TYPE_META) {
+    Sequence *seq_child;
+    for (seq_child = seq->seqbase.first; seq_child; seq_child = seq_child->next) {
+      BKE_sequence_sound_init(scene, seq_child);
+    }
+  }
+  else {
+    if (seq->sound) {
+      seq->scene_sound = BKE_sound_add_scene_sound_defaults(scene, seq);
+    }
+    if (seq->scene) {
+      seq->scene_sound = BKE_sound_scene_add_scene_sound_defaults(scene, seq);
+    }
+  }
+}
+
+/* Unlike _update_sound_ funcs, these ones take info from audaspace to update sequence length! */
+#ifdef WITH_AUDASPACE
+static bool sequencer_refresh_sound_length_recursive(Main *bmain, Scene *scene, ListBase *seqbase)
+{
+  Sequence *seq;
+  bool changed = false;
+
+  for (seq = seqbase->first; seq; seq = seq->next) {
+    if (seq->type == SEQ_TYPE_META) {
+      if (sequencer_refresh_sound_length_recursive(bmain, scene, &seq->seqbase)) {
+        BKE_sequence_calc(scene, seq);
+        changed = true;
+      }
+    }
+    else if (seq->type == SEQ_TYPE_SOUND_RAM && seq->sound) {
+      const float length = BKE_sound_get_length(bmain, seq->sound);
+      int old = seq->len;
+      float fac;
+
+      seq->len = (int)ceil((double)length * FPS);
+      fac = (float)seq->len / (float)old;
+      old = seq->startofs;
+      seq->startofs *= fac;
+      seq->endofs *= fac;
+      seq->start += (old - seq->startofs); /* So that visual/"real" start frame does not change! */
+
+      BKE_sequence_calc(scene, seq);
+      changed = true;
+    }
+  }
+  return changed;
+}
+#endif
+
+void BKE_sequencer_refresh_sound_length(Main *bmain, Scene *scene)
+{
+#ifdef WITH_AUDASPACE
+  if (scene->ed) {
+    sequencer_refresh_sound_length_recursive(bmain, scene, &scene->ed->seqbase);
+  }
+#else
+  UNUSED_VARS(bmain, scene);
+#endif
+}
+
+void BKE_sequencer_update_sound_bounds_all(Scene *scene)
+{
+  Editing *ed = scene->ed;
+
+  if (ed) {
+    Sequence *seq;
+
+    for (seq = ed->seqbase.first; seq; seq = seq->next) {
+      if (seq->type == SEQ_TYPE_META) {
+        seq_update_sound_bounds_recursive(scene, seq);
+      }
+      else if (ELEM(seq->type, SEQ_TYPE_SOUND_RAM, SEQ_TYPE_SCENE)) {
+        BKE_sequencer_update_sound_bounds(scene, seq);
+      }
+    }
+  }
+}
+
+void BKE_sequencer_update_sound_bounds(Scene *scene, Sequence *seq)
+{
+  if (seq->type == SEQ_TYPE_SCENE) {
+    if (seq->scene && seq->scene_sound) {
+      /* We have to take into account start frame of the sequence's scene! */
+      int startofs = seq->startofs + seq->anim_startofs + seq->scene->r.sfra;
+
+      BKE_sound_move_scene_sound(scene, seq->scene_sound, seq->startdisp, seq->enddisp, startofs);
+    }
+  }
+  else {
+    BKE_sound_move_scene_sound_defaults(scene, seq);
+  }
+  /* mute is set in seq_update_muting_recursive */
+}
+
+static void seq_update_sound_recursive(Scene *scene, ListBase *seqbasep, bSound *sound)
+{
+  Sequence *seq;
+
+  for (seq = seqbasep->first; seq; seq = seq->next) {
+    if (seq->type == SEQ_TYPE_META) {
+      seq_update_sound_recursive(scene, &seq->seqbase, sound);
+    }
+    else if (seq->type == SEQ_TYPE_SOUND_RAM) {
+      if (seq->scene_sound && sound == seq->sound) {
+        BKE_sound_update_scene_sound(seq->scene_sound, sound);
+      }
+    }
+  }
+}
+
+void BKE_sequencer_update_sound(Scene *scene, bSound *sound)
+{
+  if (scene->ed) {
+    seq_update_sound_recursive(scene, &scene->ed->seqbase, sound);
+  }
+}