2 * Copyright (C) 2005-2013 Team XBMC
5 * This Program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
10 * This Program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with XBMC; see the file COPYING. If not, see
17 * <http://www.gnu.org/licenses/>.
21 #include "DVDInputStreamFile.h"
22 #include "filesystem/File.h"
23 #include "filesystem/IFile.h"
24 #include "settings/AdvancedSettings.h"
25 #include "utils/log.h"
26 #include "utils/URIUtils.h"
28 using namespace XFILE;
30 CDVDInputStreamFile::CDVDInputStreamFile() : CDVDInputStream(DVDSTREAM_TYPE_FILE)
36 CDVDInputStreamFile::~CDVDInputStreamFile()
41 bool CDVDInputStreamFile::IsEOF()
43 return !m_pFile || m_eof;
46 bool CDVDInputStreamFile::Open(const char* strFile, const std::string& content)
48 if (!CDVDInputStream::Open(strFile, content))
51 m_pFile = new CFile();
55 unsigned int flags = READ_TRUNCATED | READ_BITRATE | READ_CHUNKED;
57 if ( g_advancedSettings.m_alwaysForceBuffer &&
58 !URIUtils::IsOnDVD(strFile) &&
59 !URIUtils::IsBluray(strFile) )
63 if (content == "video/mp4" || content == "video/x-msvideo" || content == "video/avi")
64 flags |= READ_MULTI_STREAM;
66 // open file in binary mode
67 if (!m_pFile->Open(strFile, flags))
74 if (m_pFile->GetImplemenation() && (content.empty() || content == "application/octet-stream"))
75 m_content = m_pFile->GetImplemenation()->GetContent();
81 // close file and reset everyting
82 void CDVDInputStreamFile::Close()
90 CDVDInputStream::Close();
95 int CDVDInputStreamFile::Read(uint8_t* buf, int buf_size)
97 if(!m_pFile) return -1;
99 unsigned int ret = m_pFile->Read(buf, buf_size);
101 /* we currently don't support non completing reads */
102 if( ret <= 0 ) m_eof = true;
104 return (int)(ret & 0xFFFFFFFF);
107 int64_t CDVDInputStreamFile::Seek(int64_t offset, int whence)
109 if(!m_pFile) return -1;
111 if(whence == SEEK_POSSIBLE)
112 return m_pFile->IoControl(IOCTRL_SEEK_POSSIBLE, NULL);
114 int64_t ret = m_pFile->Seek(offset, whence);
116 /* if we succeed, we are not eof anymore */
117 if( ret >= 0 ) m_eof = false;
122 int64_t CDVDInputStreamFile::GetLength()
125 return m_pFile->GetLength();
129 bool CDVDInputStreamFile::GetCacheStatus(XFILE::SCacheStatus *status)
131 if(m_pFile && m_pFile->IoControl(IOCTRL_CACHE_STATUS, status) >= 0)
137 BitstreamStats CDVDInputStreamFile::GetBitstreamStats() const
140 return m_stats; // dummy return. defined in CDVDInputStream
142 if(m_pFile->GetBitstreamStats())
143 return *m_pFile->GetBitstreamStats();
148 int CDVDInputStreamFile::GetBlockSize()
151 return m_pFile->GetChunkSize();
156 void CDVDInputStreamFile::SetReadRate(unsigned rate)
158 unsigned maxrate = rate + 1024 * 1024 / 8;
159 if(m_pFile->IoControl(IOCTRL_CACHE_SETRATE, &maxrate) >= 0)
160 CLog::Log(LOGDEBUG, "CDVDInputStreamFile::SetReadRate - set cache throttle rate to %u bytes per second", maxrate);