xswitch/libs/libvpx/vp8/common/header.h

/*
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef VPX_VP8_COMMON_HEADER_H_
#define VPX_VP8_COMMON_HEADER_H_

#ifdef __cplusplus
extern "C" {
#endif

/* 24 bits total */
typedef struct {
  unsigned int type : 1;
  unsigned int version : 3;
  unsigned int show_frame : 1;

  /* Allow 2^20 bytes = 8 megabits for first partition */

  unsigned int first_partition_length_in_bytes : 19;

#ifdef PACKET_TESTING
  unsigned int frame_number;
  unsigned int update_gold : 1;
  unsigned int uses_gold : 1;
  unsigned int update_last : 1;
  unsigned int uses_last : 1;
#endif

} VP8_HEADER;

#ifdef PACKET_TESTING
#define VP8_HEADER_SIZE 8
#else
#define VP8_HEADER_SIZE 3
#endif

#ifdef __cplusplus
}  // extern "C"
#endif

#endif  // VPX_VP8_COMMON_HEADER_H_