sync with upstream

1 files changed, 31 insertions, 0 deletions

diff --git a/xbmc/utils/VC1BitstreamParser.h b/xbmc/utils/VC1BitstreamParser.h
new file mode 100644
index 0000000..882160c
--- /dev/null
+++ b/xbmc/utils/VC1BitstreamParser.h
@@ -0,0 +1,31 @@
+/*
+ *  Copyright (C) 2017-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+class CVC1BitstreamParser
+{
+public:
+  CVC1BitstreamParser();
+  ~CVC1BitstreamParser() = default;
+
+  void Reset();
+
+  inline bool IsRecoveryPoint(const uint8_t *buf, int buf_size);
+  inline bool IsIFrame(const uint8_t *buf, int buf_size);
+
+protected:
+  bool vc1_parse_frame(const uint8_t *buf, const uint8_t *buf_end, bool sequenceOnly);
+private:
+  uint8_t m_Profile;
+  uint8_t m_MaxBFrames;
+  uint8_t m_SimpleSkipBits;
+  uint8_t m_AdvInterlace;
+};