video_util_mpeg4.cpp
资源名称:NETVIDEO.rar [点击查看]
上传用户:sun1608
上传日期:2007-02-02
资源大小:6116k
文件大小:2k
源码类别:
流媒体/Mpeg4/MP4
开发平台:
Visual C++
- /*
- * The contents of this file are subject to the Mozilla Public
- * License Version 1.1 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS
- * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is MPEG4IP.
- *
- * The Initial Developer of the Original Code is Cisco Systems Inc.
- * Portions created by Cisco Systems Inc. are
- * Copyright (C) Cisco Systems Inc. 2000, 2001. All Rights Reserved.
- *
- * Contributor(s):
- * Dave Mackie dmackie@cisco.com
- */
- #include "mp4live.h"
- #include <mp4av.h>
- void GenerateMpeg4VideoConfig(CLiveConfig* pConfig)
- {
- u_int8_t* pMpeg4Config = (u_int8_t*)Malloc(256);
- u_int32_t mpeg4ConfigLength = 0;
- MP4AV_Mpeg4CreateVosh(
- &pMpeg4Config,
- &mpeg4ConfigLength,
- // profile_level_id, default is 3, Simple Profile @ Level 3
- pConfig->GetIntegerValue(CONFIG_VIDEO_PROFILE_LEVEL_ID));
- MP4AV_Mpeg4CreateVo(
- &pMpeg4Config,
- &mpeg4ConfigLength,
- 1);
- MP4AV_Mpeg4CreateVol(
- &pMpeg4Config,
- &mpeg4ConfigLength,
- pConfig->GetIntegerValue(CONFIG_VIDEO_PROFILE_ID),
- pConfig->GetFloatValue(CONFIG_VIDEO_FRAME_RATE),
- true, // shortTime
- true, // variableRate
- pConfig->m_videoWidth,
- pConfig->m_videoHeight,
- 0, // quantType, H.263
- &pConfig->m_videoTimeIncrBits);
- free(pConfig->m_videoMpeg4Config);
- pConfig->m_videoMpeg4Config = pMpeg4Config;
- pConfig->m_videoMpeg4ConfigLength = mpeg4ConfigLength;
- }