Fix crash of Refresh Sequencer when some Movie / MovieClip strips doesn't have animation opened

1 files changed, 28 insertions, 0 deletions

diff --git a/source/blender/blenkernel/intern/sequencer.c b/source/blender/blenkernel/intern/sequencer.c
index 18749d7b5a6..94069f94f4d 100644
--- a/source/blender/blenkernel/intern/sequencer.c
+++ b/source/blender/blenkernel/intern/sequencer.c
@@ -4007,3 +4007,31 @@ void seqbase_dupli_recursive(Scene *scene, Scene *scene_to, ListBase *nseqbase,
 		}
 	}
 }
+
+void seq_update_sequence_length(Scene *scene, Editing *ed, Sequence *seq)
+{
+	int changed = FALSE;
+
+	switch (seq->type) {
+		case SEQ_SCENE:
+			seq->len = seq->scene->r.efra - seq->scene->r.sfra + 1;
+			changed = TRUE;
+			break;
+		case SEQ_MOVIECLIP:
+			seq->len = BKE_movieclip_get_duration(seq->clip);
+			changed = TRUE;
+			break;
+		case SEQ_MOVIE:
+			seq_open_anim_file(seq);
+			seq->len = IMB_anim_get_duration(seq->anim, IMB_TC_RECORD_RUN);
+			changed = TRUE;
+			break;
+	}
+
+	if (changed) {
+		calc_sequence_disp(scene, seq);
+
+		if (seq_test_overlap(ed->seqbasep, seq))
+			shuffle_seq(ed->seqbasep, seq, scene);
+	}
+}