1/* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 12#ifndef VP8_COMMON_HEADER_H_ 13#define VP8_COMMON_HEADER_H_ 14 15#ifdef __cplusplus 16extern "C" { 17#endif 18 19/* 24 bits total */ 20typedef struct 21{ 22 unsigned int type: 1; 23 unsigned int version: 3; 24 unsigned int show_frame: 1; 25 26 /* Allow 2^20 bytes = 8 megabits for first partition */ 27 28 unsigned int first_partition_length_in_bytes: 19; 29 30#ifdef PACKET_TESTING 31 unsigned int frame_number; 32 unsigned int update_gold: 1; 33 unsigned int uses_gold: 1; 34 unsigned int update_last: 1; 35 unsigned int uses_last: 1; 36#endif 37 38} VP8_HEADER; 39 40#ifdef PACKET_TESTING 41#define VP8_HEADER_SIZE 8 42#else 43#define VP8_HEADER_SIZE 3 44#endif 45 46 47#ifdef __cplusplus 48} // extern "C" 49#endif 50 51#endif // VP8_COMMON_HEADER_H_ 52