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 10#ifndef MKV_CONTEXT_HPP 11#define MKV_CONTEXT_HPP 1 12 13void writeSimpleBock(EbmlGlobal *ebml, unsigned char trackNumber, unsigned short timeCode, 14 int isKeyframe, unsigned char lacingFlag, int discardable, 15 unsigned char *data, unsigned long dataLength); 16 17 18// these are helper functions 19void writeHeader(EbmlGlobal *ebml); 20void writeSegmentInformation(EbmlGlobal *ebml, EbmlLoc* startInfo , unsigned long timeCodeScale, double duration); 21//this function is a helper only, it assumes a lot of defaults 22void writeVideoTrack(EbmlGlobal *ebml, unsigned int trackNumber, int flagLacing, 23 char *codecId, unsigned int pixelWidth, unsigned int pixelHeight, 24 double frameRate); 25void writeAudioTrack(EbmlGlobal *glob, unsigned int trackNumber, int flagLacing, 26 char *codecId, double samplingFrequency, unsigned int channels, 27 unsigned char *private, unsigned long privateSize); 28 29void writeSimpleBlock(EbmlGlobal *ebml, unsigned char trackNumber, short timeCode, 30 int isKeyframe, unsigned char lacingFlag, int discardable, 31 unsigned char *data, unsigned long dataLength); 32 33 34 35#endif