our_bytestream_file.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):
- * Bill May wmay@cisco.com
- */
- #include "our_bytestream_file.h"
- #include "player_util.h"
- //#define FILE_DEBUG
- COurInByteStreamFile::COurInByteStreamFile (codec_plugin_t *plugin,
- codec_data_t *plugin_data,
- double max_time)
- : COurInByteStream("File")
- {
- m_plugin = plugin;
- m_plugin_data = plugin_data;
- m_max_play_time = max_time;
- }
- COurInByteStreamFile::~COurInByteStreamFile(void)
- {
- }
- void COurInByteStreamFile::set_start_time (uint64_t start)
- {
- if (m_plugin->c_raw_file_seek_to != NULL)
- m_plugin->c_raw_file_seek_to(m_plugin_data, start);
- }
- uint64_t COurInByteStreamFile::start_next_frame (uint8_t **buffer,
- uint32_t *buflen,
- void **userdata)
- {
- uint64_t ts;
- *buflen = m_plugin->c_raw_file_next_frame(m_plugin_data,
- buffer,
- &ts);
- if (*buflen == 0) {
- return 0;
- }
- return ts;
- }
- void COurInByteStreamFile::used_bytes_for_frame (uint32_t bytes)
- {
- if (m_plugin->c_raw_file_used_for_frame != NULL) {
- m_plugin->c_raw_file_used_for_frame(m_plugin_data, bytes);
- }
- }
- int COurInByteStreamFile::eof (void)
- {
- return (have_no_data());
- }
- void COurInByteStreamFile::reset (void)
- {
- if (m_plugin->c_raw_file_seek_to != NULL)
- m_plugin->c_raw_file_seek_to(m_plugin_data, 0);
- }
- /* end file our_bytestream_file.cpp */