mp4_file.h
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):
- * Bill May wmay@cisco.com
- */
- /*
- * mp4_file.h - contains interfacing to mp4 files for local playback
- */
- #ifndef __MP4_FILE_H__
- #define __MP4_FILE_H__ 1
- #include <mp4.h>
- #include <SDL.h>
- #include <SDL_thread.h>
- class CPlayerSession;
- struct control_callback_vft_t;
- struct video_query_t;
- struct audio_query_t;
- int create_media_for_mp4_file (CPlayerSession *psptr,
- const char *name,
- char *errmsg,
- uint32_t errlen,
- int have_audio_driver,
- control_callback_vft_t *);
- /*
- * CMp4File contains access information for the mp4 bytestream
- * classes. It will provide mutual exclusion, so bytestreams in different
- * threads don't overlap
- */
- class CMp4File {
- public:
- CMp4File(MP4FileHandle fh);
- ~CMp4File();
- void lock_file_mutex (void) { SDL_mutexP(m_file_mutex); };
- void unlock_file_mutex (void) { SDL_mutexV(m_file_mutex); };
- int create_media (CPlayerSession *psptr, char *errmsg, uint32_t errlen,
- int have_audio_driver, control_callback_vft_t *);
- MP4FileHandle get_file(void) {return m_mp4file; };
- int get_illegal_audio_codec (void) { return m_illegal_audio_codec;};
- int get_illegal_video_codec (void) { return m_illegal_video_codec;};
- int have_audio (void) { return m_have_audio; };
- int create_video(CPlayerSession *psptr, video_query_t *vq, int video_offset,
- char *errmsg, uint32_t errlen, int &start_desc);
- int create_audio(CPlayerSession *psptr, audio_query_t *vq, int audio_offset,
- char *errmsg, uint32_t errlen, int &start_desc);
- private:
- MP4FileHandle m_mp4file;
- SDL_mutex *m_file_mutex;
- int m_illegal_audio_codec;
- int m_illegal_video_codec;
- int m_have_audio;
- };
- #endif