qtmux: compress/optimize stsc writing

2009-06-10 13:24:20 +02:00 · 2009-06-10 13:24:20 +02:00 · 579a7edb3a
commit 579a7edb3a
parent 7c9a6093d8
1 changed files with 4 additions and 0 deletions
--- a/gst/quicktime/atoms.c
+++ b/gst/quicktime/atoms.c
@ -2245,6 +2245,10 @@ stsc_entry_new (guint32 first_chunk, guint32 samples, guint32 desc_index)
 static void
 atom_stsc_add_new_entry (AtomSTSC * stsc, guint32 first_chunk, guint32 nsamples)
 {
+  if (stsc->entries &&
+      ((STSCEntry *) stsc->entries->data)->samples_per_chunk == nsamples)
+    return;
+
  stsc->entries =
      g_list_prepend (stsc->entries, stsc_entry_new (first_chunk, nsamples, 1));
  stsc->n_entries++;