ffmpeg binaries for chromium ogg data patch ...

source/patched-ffmpeg-mt/libavformat/oggdec.c

Index: source/patched-ffmpeg-mt/libavformat/oggdec.c
===================================================================
--- source/patched-ffmpeg-mt/libavformat/oggdec.c	(revision 67543)
+++ source/patched-ffmpeg-mt/libavformat/oggdec.c	(working copy)
@@ -383,9 +383,27 @@
         if (!os->header){
             os->segp = segp;
             os->psize = psize;
-            if (!ogg->headers)
-                s->data_offset = os->sync_pos;
+
+            // We've reached the first non-header packet. All header
+            // packets must be complete before the first non-header
+            // one, so everything that follows must be non-header.
             ogg->headers = 1;
+
+            // Update the header state for all streams and
+            // compute the data_offset.
+            s->data_offset = os->sync_pos;
+            for (i = 0; i < ogg->nstreams; i++) {
+                struct ogg_stream *cur_os = ogg->streams + i;
+                // Set stream header state to 0 if its last packet
+                // was a header.
+                if (cur_os->header > 0)
+                    cur_os->header = 0;
+
+                // if we have a partial non-header packet, its start is
+                // obviously at or after the data start.
+                if (cur_os->incomplete)
+                    s->data_offset = FFMIN(s->data_offset, cur_os->sync_pos);
+            }
         }else{
             os->pstart += os->psize;
             os->psize = 0;