Revision: 14965
          
http://projects.blender.org/plugins/scmsvn/viewcvs.php?view=rev&root=bf-blender&revision=14965
Author:   schlaile
Date:     2008-05-25 18:07:32 +0200 (Sun, 25 May 2008)

Log Message:
-----------
== Sequencer ==

Fixes
[#12106] Memory leak in sequencer (>10MB/frame)

in parts: inner contents of meta strips are freed up after calculation
making more room for the cache.

Actually have to think of a mechanism, that remembers, which output
frames are asked for and caches only those.

Modified Paths:
--------------
    trunk/blender/source/blender/src/sequence.c

Modified: trunk/blender/source/blender/src/sequence.c
===================================================================
--- trunk/blender/source/blender/src/sequence.c 2008-05-25 15:47:54 UTC (rev 
14964)
+++ trunk/blender/source/blender/src/sequence.c 2008-05-25 16:07:32 UTC (rev 
14965)
@@ -1632,7 +1632,37 @@
        }
 }
 
+static void free_metastrip_imbufs(ListBase *seqbasep, int cfra, int chanshown)
+{
+       Sequence* seq_arr[MAXSEQ+1];
+       int i;
+       TStripElem* se = 0;
 
+       evaluate_seq_frame_gen(seq_arr, seqbasep, cfra);
+
+       for (i = 0; i < MAXSEQ; i++) {
+               if (!video_seq_is_rendered(seq_arr[i])) {
+                       continue;
+               }
+               se = give_tstripelem(seq_arr[i], cfra);
+               if (se) {
+                       if (se->ibuf) {
+                               IMB_freeImBuf(se->ibuf);
+
+                               se->ibuf= 0;
+                               se->ok= STRIPELEM_OK;
+                       }
+
+                       if (se->ibuf_comp) {
+                               IMB_freeImBuf(se->ibuf_comp);
+
+                               se->ibuf_comp = 0;
+                       }
+               }
+       }
+       
+}
+
 static TStripElem* do_build_seq_array_recursively(
        ListBase *seqbasep, int cfra, int chanshown);
 
@@ -1682,6 +1712,10 @@
                                use_limiter = TRUE;
                        }
                }
+               if (meta_se) {
+                       free_metastrip_imbufs(
+                               &seq->seqbase, seq->start + se->nr, 0);
+               }
 
                if (use_limiter) {
                        input_preprocess(seq, se, cfra);


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