bool DVDPlayerCodec::Init(const CStdString &strFile, unsigned int filecache)
{
m_decoded = NULL;;
m_nDecodedLen = 0;
CStdString strFileToOpen = strFile;
CURL urlFile(strFile);
if (urlFile.GetProtocol() == "shout" )
strFileToOpen.Replace("shout://","http://");
m_pInputStream = CDVDFactoryInputStream::CreateInputStream(NULL, strFileToOpen, m_strContentType);
if (!m_pInputStream)
{
CLog::Log(LOGERROR, "%s: Error creating input stream for %s", __FUNCTION__, strFileToOpen.c_str());
return false;
}
if (!m_pInputStream->Open(strFileToOpen.c_str(), m_strContentType))
{
CLog::Log(LOGERROR, "%s: Error opening file %s", __FUNCTION__, strFileToOpen.c_str());
if (m_pInputStream)
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
m_pDemuxer = NULL;
try
{
m_pDemuxer = CDVDFactoryDemuxer::CreateDemuxer(m_pInputStream);
if (!m_pDemuxer)
{
delete m_pInputStream;
m_pInputStream = NULL;
CLog::Log(LOGERROR, "%s: Error creating demuxer", __FUNCTION__);
return false;
}
}
catch(...)
{
CLog::Log(LOGERROR, "%s: Exception thrown when opeing demuxer", __FUNCTION__);
if (m_pDemuxer)
{
delete m_pDemuxer;
m_pDemuxer = NULL;
}
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
CDemuxStream* pStream = NULL;
m_nAudioStream = -1;
for (int i = 0; i < m_pDemuxer->GetNrOfStreams(); i++)
{
pStream = m_pDemuxer->GetStream(i);
if (pStream && pStream->type == STREAM_AUDIO)
{
m_nAudioStream = i;
break;
}
}
if (m_nAudioStream == -1)
{
CLog::Log(LOGERROR, "%s: Could not find audio stream", __FUNCTION__);
delete m_pDemuxer;
m_pDemuxer = NULL;
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
CDVDStreamInfo hint(*pStream, true);
bool passthrough = AUDIO_IS_BITSTREAM(g_guiSettings.GetInt("audiooutput.mode"));
m_pAudioCodec = CDVDFactoryCodec::CreateAudioCodec(hint, passthrough);
if (!m_pAudioCodec)
{
CLog::Log(LOGERROR, "%s: Could not create audio codec", __FUNCTION__);
delete m_pDemuxer;
m_pDemuxer = NULL;
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
// we have to decode initial data in order to get channels/samplerate
// for sanity - we read no more than 10 packets
int nErrors = 0;
for (int nPacket=0; nPacket < 10 && (m_Channels == 0 || m_SampleRate == 0); nPacket++)
{
BYTE dummy[256];
int nSize = 256;
if (ReadPCM(dummy, nSize, &nSize) == READ_ERROR)
++nErrors;
m_DataFormat = m_pAudioCodec->GetDataFormat();
m_BitsPerSample = CAEUtil::DataFormatToBits(m_DataFormat);
m_SampleRate = m_pAudioCodec->GetSampleRate();
m_EncodedSampleRate = m_pAudioCodec->GetEncodedSampleRate();
m_Channels = m_pAudioCodec->GetChannels();
m_ChannelInfo = m_pAudioCodec->GetChannelMap();
}
if (nErrors >= 10)
{
CLog::Log(LOGDEBUG, "%s: Could not decode data", __FUNCTION__);
return false;
}
m_nDecodedLen = 0;
if (m_Channels == 0) // no data - just guess and hope for the best
m_Channels = 2;
if (m_SampleRate == 0)
m_SampleRate = 44100;
m_TotalTime = m_pDemuxer->GetStreamLength();
m_Bitrate = m_pAudioCodec->GetBitRate();
m_pDemuxer->GetStreamCodecName(m_nAudioStream,m_CodecName);
return true;
}
bool DVDPlayerCodec::Init(const CStdString &strFile, unsigned int filecache)
{
// take precaution if Init()ialized earlier
if (m_bInited)
{
// keep things as is if Init() was done with known strFile
if (m_strFileName == strFile)
return true;
// got differing filename, so cleanup before starting over
DeInit();
}
m_decoded = NULL;
m_nDecodedLen = 0;
CStdString strFileToOpen = strFile;
CURL urlFile(strFile);
if (urlFile.GetProtocol() == "shout" )
strFileToOpen.replace(0, 8, "http://");
m_pInputStream = CDVDFactoryInputStream::CreateInputStream(NULL, strFileToOpen, m_strContentType);
if (!m_pInputStream)
{
CLog::Log(LOGERROR, "%s: Error creating input stream for %s", __FUNCTION__, strFileToOpen.c_str());
return false;
}
if (!m_pInputStream->Open(strFileToOpen.c_str(), m_strContentType))
{
CLog::Log(LOGERROR, "%s: Error opening file %s", __FUNCTION__, strFileToOpen.c_str());
if (m_pInputStream)
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
m_pDemuxer = NULL;
try
{
m_pDemuxer = CDVDFactoryDemuxer::CreateDemuxer(m_pInputStream);
if (!m_pDemuxer)
{
delete m_pInputStream;
m_pInputStream = NULL;
CLog::Log(LOGERROR, "%s: Error creating demuxer", __FUNCTION__);
return false;
}
}
catch(...)
{
CLog::Log(LOGERROR, "%s: Exception thrown when opening demuxer", __FUNCTION__);
if (m_pDemuxer)
{
delete m_pDemuxer;
m_pDemuxer = NULL;
}
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
CDemuxStream* pStream = NULL;
m_nAudioStream = -1;
for (int i = 0; i < m_pDemuxer->GetNrOfStreams(); i++)
{
pStream = m_pDemuxer->GetStream(i);
if (pStream && pStream->type == STREAM_AUDIO)
{
m_nAudioStream = i;
break;
}
}
if (m_nAudioStream == -1)
{
CLog::Log(LOGERROR, "%s: Could not find audio stream", __FUNCTION__);
delete m_pDemuxer;
m_pDemuxer = NULL;
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
CDVDStreamInfo hint(*pStream, true);
m_pAudioCodec = CDVDFactoryCodec::CreateAudioCodec(hint);
if (!m_pAudioCodec)
{
CLog::Log(LOGERROR, "%s: Could not create audio codec", __FUNCTION__);
delete m_pDemuxer;
m_pDemuxer = NULL;
delete m_pInputStream;
m_pInputStream = NULL;
return false;
}
// Extract ReplayGain info
// tagLoaderTagLib.Load will try to determine tag type by file extension, so set fallback by contentType
CStdString strFallbackFileExtension = "";
if (m_strContentType.Equals("audio/aacp") || m_strContentType.Equals("audio/aacp" "audio/aac"))
strFallbackFileExtension = "m4a";
else if (m_strContentType.Equals("audio/x-ms-wma"))
strFallbackFileExtension = "wma";
else if (m_strContentType.Equals("audio/x-ape") || m_strContentType.Equals("audio/ape"))
strFallbackFileExtension = "ape";
CTagLoaderTagLib tagLoaderTagLib;
tagLoaderTagLib.Load(strFile, m_tag, strFallbackFileExtension);
// we have to decode initial data in order to get channels/samplerate
// for sanity - we read no more than 10 packets
int nErrors = 0;
for (int nPacket=0; nPacket < 10 && (m_Channels == 0 || m_SampleRate == 0); nPacket++)
{
BYTE dummy[256];
int nSize = 256;
if (ReadPCM(dummy, nSize, &nSize) == READ_ERROR)
++nErrors;
m_DataFormat = m_pAudioCodec->GetDataFormat();
m_BitsPerSample = CAEUtil::DataFormatToBits(m_DataFormat);
m_SampleRate = m_pAudioCodec->GetSampleRate();
m_EncodedSampleRate = m_pAudioCodec->GetEncodedSampleRate();
m_Channels = m_pAudioCodec->GetChannels();
m_ChannelInfo = m_pAudioCodec->GetChannelMap();
m_BitsPerCodedSample = static_cast<CDemuxStreamAudio*>(pStream)->iBitsPerSample;
}
if (nErrors >= 10)
{
CLog::Log(LOGDEBUG, "%s: Could not decode data", __FUNCTION__);
return false;
}
// test if seeking is supported
if (Seek(1) != DVD_NOPTS_VALUE)
{
// rewind stream to beginning
Seek(0);
m_bCanSeek = true;
}
else
{
m_pInputStream->Seek(0, SEEK_SET);
m_pDemuxer->Reset();
m_bCanSeek = false;
}
if (m_Channels == 0) // no data - just guess and hope for the best
m_Channels = 2;
if (m_SampleRate == 0)
m_SampleRate = 44100;
m_TotalTime = m_pDemuxer->GetStreamLength();
m_Bitrate = m_pAudioCodec->GetBitRate();
if (!m_Bitrate && m_TotalTime)
{
m_Bitrate = (int)(((m_pInputStream->GetLength()*1000) / m_TotalTime) * 8);
}
m_pDemuxer->GetStreamCodecName(m_nAudioStream,m_CodecName);
m_strFileName = strFile;
m_bInited = true;
return true;
}
