Adding ChunkDemuxer implementation.

media/webm/cluster_builder.h

Index: media/webm/cluster_builder.h
diff --git a/media/webm/cluster_builder.h b/media/webm/cluster_builder.h
new file mode 100644
index 0000000000000000000000000000000000000000..8bb88764cf91c2d046657e5cdb589ea36536a072
--- /dev/null
+++ b/media/webm/cluster_builder.h
@@ -0,0 +1,40 @@
+// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef MEDIA_WEBM_CLUSTER_BUILDER_H_
+#define MEDIA_WEBM_CLUSTER_BUILDER_H_
+
+#include "base/basictypes.h"
+#include "base/scoped_ptr.h"
+
+namespace media {
+
+class ClusterBuilder {
+ public:
+  ClusterBuilder(int64 cluster_timecode);

[scherkus (not reviewing), 2011/06/28 20:03:29]

explicit

[acolwell GONE FROM CHROMIUM, 2011/06/29 16:38:43]

Done.

+
+  void AddSimpleBlock(int track_num, int64 timecode, int flags,
+                      const uint8* data, int size);
+
+  void Finish();
+
+  const uint8* GetClusterData() const;
+  const int GetClusterDataSize() const;
+
+ private:
+  void ExtendBuffer(int bytes_needed);
+  void UpdateUInt64(int offset, int64 value);
+
+  scoped_array<uint8> buffer_;
+  int buffer_size_;
+  int bytes_used_;
+  int64 cluster_timecode_;
+  bool finished_;
+
+  DISALLOW_IMPLICIT_CONSTRUCTORS(ClusterBuilder);
+};
+
+}  // namespace media
+
+#endif // MEDIA_WEBM_CLUSTER_BUILDER_H_

[scherkus (not reviewing), 2011/06/28 20:03:29]

two spaces

[acolwell GONE FROM CHROMIUM, 2011/06/29 16:38:43]

Done.