WebMElement.h (1592B)
1 // Copyright (c) 2010 The WebM project authors. All Rights Reserved. 2 // 3 // Use of this source code is governed by a BSD-style license 4 // that can be found in the LICENSE file in the root of the source 5 // tree. An additional intellectual property rights grant can be found 6 // in the file PATENTS. All contributing project authors may 7 // be found in the AUTHORS file in the root of the source tree. 8 9 #ifdef __cplusplus 10 extern "C" { 11 #endif 12 13 #ifndef MKV_CONTEXT_HPP 14 #define MKV_CONTEXT_HPP 1 15 16 #include "EbmlWriter.h" 17 18 // these are helper functions 19 void writeHeader(EbmlGlobal *ebml); 20 void writeSegmentInformation(EbmlGlobal *ebml, EbmlLoc *startInfo, unsigned long timeCodeScale, double duration); 21 // this function is a helper only, it assumes a lot of defaults 22 void writeVideoTrack(EbmlGlobal *ebml, unsigned int trackNumber, int flagLacing, 23 const char *codecId, unsigned int pixelWidth, unsigned int pixelHeight, 24 unsigned int displayWidth, unsigned int displayHeight); 25 void writeAudioTrack(EbmlGlobal *glob, unsigned int trackNumber, int flagLacing, 26 const char *codecId, double samplingFrequency, unsigned int channels, 27 uint64_t codecDelay, uint64_t seekPreRoll, 28 unsigned char *private_, unsigned long privateSize); 29 30 void writeSimpleBlock(EbmlGlobal *ebml, unsigned char trackNumber, short timeCode, 31 int isKeyframe, unsigned char lacingFlag, int discardable, 32 unsigned char *data, unsigned long dataLength); 33 34 #endif 35 36 #ifdef __cplusplus 37 } 38 #endif