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DVDPlayer.cpp
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DVDPlayer.cpp
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/*
* Copyright (C) 2005-2013 Team XBMC
* http://xbmc.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#include "system.h"
#include "DVDPlayer.h"
#include "DVDInputStreams/DVDInputStream.h"
#include "DVDInputStreams/DVDInputStreamFile.h"
#include "DVDInputStreams/DVDFactoryInputStream.h"
#include "DVDInputStreams/DVDInputStreamNavigator.h"
#include "DVDInputStreams/DVDInputStreamTV.h"
#include "DVDInputStreams/DVDInputStreamPVRManager.h"
#include "DVDDemuxers/DVDDemux.h"
#include "DVDDemuxers/DVDDemuxUtils.h"
#include "DVDDemuxers/DVDDemuxVobsub.h"
#include "DVDDemuxers/DVDFactoryDemuxer.h"
#include "DVDDemuxers/DVDDemuxFFmpeg.h"
#include "DVDCodecs/DVDCodecs.h"
#include "DVDCodecs/DVDFactoryCodec.h"
#include "DVDFileInfo.h"
#include "utils/LangCodeExpander.h"
#include "guilib/Key.h"
#include "guilib/LocalizeStrings.h"
#include "utils/URIUtils.h"
#include "GUIInfoManager.h"
#include "guilib/GUIWindowManager.h"
#include "guilib/StereoscopicsManager.h"
#include "Application.h"
#include "ApplicationMessenger.h"
#include "filesystem/File.h"
#include "pictures/Picture.h"
#include "DllSwScale.h"
#ifdef HAS_VIDEO_PLAYBACK
#include "cores/VideoRenderers/RenderManager.h"
#endif
#ifdef HAS_PERFORMANCE_SAMPLE
#include "xbmc/utils/PerformanceSample.h"
#else
#define MEASURE_FUNCTION
#endif
#include "settings/AdvancedSettings.h"
#include "FileItem.h"
#include "GUIUserMessages.h"
#include "settings/Settings.h"
#include "settings/MediaSettings.h"
#include "utils/log.h"
#include "utils/TimeUtils.h"
#include "utils/StreamDetails.h"
#include "pvr/PVRManager.h"
#include "pvr/channels/PVRChannel.h"
#include "pvr/windows/GUIWindowPVR.h"
#include "pvr/addons/PVRClients.h"
#include "filesystem/PVRFile.h"
#include "video/dialogs/GUIDialogFullScreenInfo.h"
#include "utils/StreamUtils.h"
#include "utils/Variant.h"
#include "storage/MediaManager.h"
#include "dialogs/GUIDialogBusy.h"
#include "dialogs/GUIDialogKaiToast.h"
#include "xbmc/playlists/PlayListM3U.h"
#include "utils/StringUtils.h"
#include "Util.h"
#include "LangInfo.h"
#include "URL.h"
#include "utils/LangCodeExpander.h"
using namespace std;
using namespace PVR;
void CSelectionStreams::Clear(StreamType type, StreamSource source)
{
CSingleLock lock(m_section);
for(int i=m_Streams.size()-1;i>=0;i--)
{
if(type && m_Streams[i].type != type)
continue;
if(source && m_Streams[i].source != source)
continue;
m_Streams.erase(m_Streams.begin() + i);
}
}
SelectionStream& CSelectionStreams::Get(StreamType type, int index)
{
CSingleLock lock(m_section);
int count = -1;
for(int i=0;i<(int)m_Streams.size();i++)
{
if(m_Streams[i].type != type)
continue;
count++;
if(count == index)
return m_Streams[i];
}
CLog::Log(LOGERROR, "%s - failed to get stream", __FUNCTION__);
return m_invalid;
}
std::vector<SelectionStream> CSelectionStreams::Get(StreamType type)
{
std::vector<SelectionStream> streams;
int count = Count(type);
for(int index = 0; index < count; ++index){
streams.push_back(Get(type, index));
}
return streams;
}
#define PREDICATE_RETURN(lh, rh) \
do { \
if((lh) != (rh)) \
return (lh) > (rh); \
} while(0)
class PredicateSubtitleFilter
{
private:
std::string audiolang;
bool original;
bool preferexternal;
public:
/** \brief The class' operator() decides if the given (subtitle) SelectionStream is relevant wrt.
* preferred subtitle language and audio language. If the subtitle is relevant <B>false</B> false is returned.
*
* A subtitle is relevant if
* - it was previously selected, or
* - it's an external sub and "prefer external subs was selected", or
* - it's a forced sub and "original stream's language" was selected, or
* - it's a forced sub and its language matches the audio's language, or
* - it's a default sub, or
* - its language matches the preferred subtitle's language (unequal to "original stream's language")
*/
PredicateSubtitleFilter(std::string& lang)
: audiolang(lang),
original(StringUtils::EqualsNoCase(CSettings::Get().GetString("locale.subtitlelanguage"), "original")),
preferexternal(CSettings::Get().GetBool("subtitles.preferexternal"))
{
};
bool operator()(const SelectionStream& ss) const
{
if (ss.type_index == CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleStream)
return false;
if (preferexternal)
{
if(ss.source == STREAM_SOURCE_DEMUX_SUB || ss.source == STREAM_SOURCE_TEXT)
return false;
}
if ((ss.flags & CDemuxStream::FLAG_FORCED) && (original || g_LangCodeExpander.CompareLangCodes(ss.language, audiolang)))
return false;
if ((ss.flags & CDemuxStream::FLAG_DEFAULT))
return false;
if(!original)
{
std::string subtitle_language = g_langInfo.GetSubtitleLanguage();
if (g_LangCodeExpander.CompareLangCodes(subtitle_language, ss.language))
return false;
}
return true;
}
};
static bool PredicateAudioPriority(const SelectionStream& lh, const SelectionStream& rh)
{
PREDICATE_RETURN(lh.type_index == CMediaSettings::Get().GetCurrentVideoSettings().m_AudioStream
, rh.type_index == CMediaSettings::Get().GetCurrentVideoSettings().m_AudioStream);
if(!StringUtils::EqualsNoCase(CSettings::Get().GetString("locale.audiolanguage"), "original"))
{
CStdString audio_language = g_langInfo.GetAudioLanguage();
PREDICATE_RETURN(g_LangCodeExpander.CompareLangCodes(audio_language, lh.language)
, g_LangCodeExpander.CompareLangCodes(audio_language, rh.language));
}
PREDICATE_RETURN(lh.flags & CDemuxStream::FLAG_DEFAULT
, rh.flags & CDemuxStream::FLAG_DEFAULT);
PREDICATE_RETURN(lh.channels
, rh.channels);
PREDICATE_RETURN(StreamUtils::GetCodecPriority(lh.codec)
, StreamUtils::GetCodecPriority(rh.codec));
return false;
}
/** \brief The class' operator() decides if the given (subtitle) SelectionStream lh is 'better than' the given (subtitle) SelectionStream rh.
* If lh is 'better than' rh the return value is true, false otherwise.
*
* A subtitle lh is 'better than' a subtitle rh (in evaluation order) if
* - lh was previously selected, or
* - lh is an external sub and "prefer external subs was selected" and rh not, or
* - lh is a forced sub and ("original stream's language" was selected or subtitles are off) and rh not, or
* - lh is an external sub and its language matches the preferred subtitle's language (unequal to "original stream's language") and rh not, or
* - lh is an external sub and rh not, or
* - lh is language matches the preferred subtitle's language (unequal to "original stream's language") and rh not, or
* - lh is a default sub and rh not
*/
class PredicateSubtitlePriority
{
private:
std::string audiolang;
bool original;
bool preferextsubs;
bool subson;
public:
PredicateSubtitlePriority(std::string& lang)
: audiolang(lang),
original(StringUtils::EqualsNoCase(CSettings::Get().GetString("locale.subtitlelanguage"), "original")),
preferextsubs(CSettings::Get().GetBool("subtitles.preferexternal")),
subson(CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleOn)
{
};
bool operator()(const SelectionStream& lh, const SelectionStream& rh) const
{
PREDICATE_RETURN(lh.type_index == CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleStream
, rh.type_index == CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleStream);
if (preferextsubs)
{
PREDICATE_RETURN(lh.source == STREAM_SOURCE_DEMUX_SUB
, rh.source == STREAM_SOURCE_DEMUX_SUB);
PREDICATE_RETURN(lh.source == STREAM_SOURCE_TEXT
, rh.source == STREAM_SOURCE_TEXT);
}
if(!subson || original)
{
PREDICATE_RETURN(lh.flags & CDemuxStream::FLAG_FORCED && g_LangCodeExpander.CompareLangCodes(lh.language, audiolang)
, rh.flags & CDemuxStream::FLAG_FORCED && g_LangCodeExpander.CompareLangCodes(rh.language, audiolang));
PREDICATE_RETURN(lh.flags & CDemuxStream::FLAG_FORCED
, rh.flags & CDemuxStream::FLAG_FORCED);
}
CStdString subtitle_language = g_langInfo.GetSubtitleLanguage();
if(!original)
{
PREDICATE_RETURN((lh.source == STREAM_SOURCE_DEMUX_SUB || lh.source == STREAM_SOURCE_TEXT) && g_LangCodeExpander.CompareLangCodes(subtitle_language, lh.language)
, (rh.source == STREAM_SOURCE_DEMUX_SUB || rh.source == STREAM_SOURCE_TEXT) && g_LangCodeExpander.CompareLangCodes(subtitle_language, rh.language));
}
PREDICATE_RETURN(lh.source == STREAM_SOURCE_DEMUX_SUB
, rh.source == STREAM_SOURCE_DEMUX_SUB);
PREDICATE_RETURN(lh.source == STREAM_SOURCE_TEXT
, rh.source == STREAM_SOURCE_TEXT);
if(!original)
{
PREDICATE_RETURN(g_LangCodeExpander.CompareLangCodes(subtitle_language, lh.language)
, g_LangCodeExpander.CompareLangCodes(subtitle_language, rh.language));
}
PREDICATE_RETURN(lh.flags & CDemuxStream::FLAG_DEFAULT
, rh.flags & CDemuxStream::FLAG_DEFAULT);
return false;
}
};
static bool PredicateVideoPriority(const SelectionStream& lh, const SelectionStream& rh)
{
PREDICATE_RETURN(lh.flags & CDemuxStream::FLAG_DEFAULT
, rh.flags & CDemuxStream::FLAG_DEFAULT);
return false;
}
bool CSelectionStreams::Get(StreamType type, CDemuxStream::EFlags flag, SelectionStream& out)
{
CSingleLock lock(m_section);
for(int i=0;i<(int)m_Streams.size();i++)
{
if(m_Streams[i].type != type)
continue;
if((m_Streams[i].flags & flag) != flag)
continue;
out = m_Streams[i];
return true;
}
return false;
}
int CSelectionStreams::IndexOf(StreamType type, int source, int id) const
{
CSingleLock lock(m_section);
int count = -1;
for(int i=0;i<(int)m_Streams.size();i++)
{
if(type && m_Streams[i].type != type)
continue;
count++;
if(source && m_Streams[i].source != source)
continue;
if(id < 0)
continue;
if(m_Streams[i].id == id)
return count;
}
if(id < 0)
return count;
else
return -1;
}
int CSelectionStreams::IndexOf(StreamType type, CDVDPlayer& p) const
{
if (p.m_pInputStream && p.m_pInputStream->IsStreamType(DVDSTREAM_TYPE_DVD))
{
int id = -1;
if(type == STREAM_AUDIO)
id = ((CDVDInputStreamNavigator*)p.m_pInputStream)->GetActiveAudioStream();
else if(type == STREAM_VIDEO)
id = p.m_CurrentVideo.id;
else if(type == STREAM_SUBTITLE)
id = ((CDVDInputStreamNavigator*)p.m_pInputStream)->GetActiveSubtitleStream();
return IndexOf(type, STREAM_SOURCE_NAV, id);
}
if(type == STREAM_AUDIO)
return IndexOf(type, p.m_CurrentAudio.source, p.m_CurrentAudio.id);
else if(type == STREAM_VIDEO)
return IndexOf(type, p.m_CurrentVideo.source, p.m_CurrentVideo.id);
else if(type == STREAM_SUBTITLE)
return IndexOf(type, p.m_CurrentSubtitle.source, p.m_CurrentSubtitle.id);
else if(type == STREAM_TELETEXT)
return IndexOf(type, p.m_CurrentTeletext.source, p.m_CurrentTeletext.id);
return -1;
}
int CSelectionStreams::Source(StreamSource source, std::string filename)
{
CSingleLock lock(m_section);
int index = source - 1;
for(int i=0;i<(int)m_Streams.size();i++)
{
SelectionStream &s = m_Streams[i];
if(STREAM_SOURCE_MASK(s.source) != source)
continue;
// if it already exists, return same
if(s.filename == filename)
return s.source;
if(index < s.source)
index = s.source;
}
// return next index
return index + 1;
}
void CSelectionStreams::Update(SelectionStream& s)
{
CSingleLock lock(m_section);
int index = IndexOf(s.type, s.source, s.id);
if(index >= 0)
{
SelectionStream& o = Get(s.type, index);
s.type_index = o.type_index;
o = s;
}
else
{
s.type_index = Count(s.type);
m_Streams.push_back(s);
}
}
void CSelectionStreams::Update(CDVDInputStream* input, CDVDDemux* demuxer)
{
if(input && input->IsStreamType(DVDSTREAM_TYPE_DVD))
{
CDVDInputStreamNavigator* nav = (CDVDInputStreamNavigator*)input;
string filename = nav->GetFileName();
int source = Source(STREAM_SOURCE_NAV, filename);
int count;
count = nav->GetAudioStreamCount();
for(int i=0;i<count;i++)
{
SelectionStream s;
s.source = source;
s.type = STREAM_AUDIO;
s.id = i;
s.flags = CDemuxStream::FLAG_NONE;
s.filename = filename;
DVDNavStreamInfo info;
nav->GetAudioStreamInfo(i, info);
s.name = info.name;
s.language = g_LangCodeExpander.ConvertToISO6392T(info.language);
s.channels = info.channels;
Update(s);
}
count = nav->GetSubTitleStreamCount();
for(int i=0;i<count;i++)
{
SelectionStream s;
s.source = source;
s.type = STREAM_SUBTITLE;
s.id = i;
s.flags = CDemuxStream::FLAG_NONE;
s.filename = filename;
s.channels = 0;
DVDNavStreamInfo info;
nav->GetSubtitleStreamInfo(i, info);
s.name = info.name;
s.language = g_LangCodeExpander.ConvertToISO6392T(info.language);
Update(s);
}
}
else if(demuxer)
{
string filename = demuxer->GetFileName();
int count = demuxer->GetNrOfStreams();
int source;
if(input) /* hack to know this is sub decoder */
source = Source(STREAM_SOURCE_DEMUX, filename);
else
source = Source(STREAM_SOURCE_DEMUX_SUB, filename);
for(int i=0;i<count;i++)
{
CDemuxStream* stream = demuxer->GetStream(i);
/* skip streams with no type */
if (stream->type == STREAM_NONE)
continue;
/* make sure stream is marked with right source */
stream->source = source;
SelectionStream s;
s.source = source;
s.type = stream->type;
s.id = stream->iId;
s.language = g_LangCodeExpander.ConvertToISO6392T(stream->language);
s.flags = stream->flags;
s.filename = demuxer->GetFileName();
stream->GetStreamName(s.name);
CStdString codec;
demuxer->GetStreamCodecName(stream->iId, codec);
s.codec = codec;
s.channels = 0; // Default to 0. Overwrite if STREAM_AUDIO below.
if(stream->type == STREAM_AUDIO)
{
std::string type;
((CDemuxStreamAudio*)stream)->GetStreamType(type);
if(type.length() > 0)
{
if(s.name.length() > 0)
s.name += " - ";
s.name += type;
}
s.channels = ((CDemuxStreamAudio*)stream)->iChannels;
}
Update(s);
}
}
}
CDVDPlayer::CDVDPlayer(IPlayerCallback& callback)
: IPlayer(callback),
CThread("DVDPlayer"),
m_CurrentAudio(STREAM_AUDIO, DVDPLAYER_AUDIO),
m_CurrentVideo(STREAM_VIDEO, DVDPLAYER_VIDEO),
m_CurrentSubtitle(STREAM_SUBTITLE, DVDPLAYER_SUBTITLE),
m_CurrentTeletext(STREAM_TELETEXT, DVDPLAYER_TELETEXT),
m_messenger("player"),
m_dvdPlayerVideo(&m_clock, &m_overlayContainer, m_messenger),
m_dvdPlayerAudio(&m_clock, m_messenger),
m_dvdPlayerSubtitle(&m_overlayContainer),
m_dvdPlayerTeletext(),
m_ready(true),
m_DemuxerPausePending(false)
{
m_pDemuxer = NULL;
m_pSubtitleDemuxer = NULL;
m_pInputStream = NULL;
m_dvd.Clear();
m_State.Clear();
m_EdlAutoSkipMarkers.Clear();
m_UpdateApplication = 0;
m_bAbortRequest = false;
m_errorCount = 0;
m_offset_pts = 0.0;
m_playSpeed = DVD_PLAYSPEED_NORMAL;
m_caching = CACHESTATE_DONE;
m_HasVideo = false;
m_HasAudio = false;
memset(&m_SpeedState, 0, sizeof(m_SpeedState));
#ifdef DVDDEBUG_MESSAGE_TRACKER
g_dvdMessageTracker.Init();
#endif
}
CDVDPlayer::~CDVDPlayer()
{
CloseFile();
#ifdef DVDDEBUG_MESSAGE_TRACKER
g_dvdMessageTracker.DeInit();
#endif
}
bool CDVDPlayer::OpenFile(const CFileItem& file, const CPlayerOptions &options)
{
try
{
CLog::Log(LOGNOTICE, "DVDPlayer: Opening: %s", CURL::GetRedacted(file.GetPath()).c_str());
// if playing a file close it first
// this has to be changed so we won't have to close it.
if(IsRunning())
CloseFile();
m_bAbortRequest = false;
SetPlaySpeed(DVD_PLAYSPEED_NORMAL);
m_State.Clear();
m_UpdateApplication = 0;
m_offset_pts = 0;
m_PlayerOptions = options;
m_item = file;
m_mimetype = file.GetMimeType();
m_filename = file.GetPath();
m_ready.Reset();
#if defined(HAS_VIDEO_PLAYBACK)
g_renderManager.PreInit();
#endif
Create();
if(!m_ready.WaitMSec(g_advancedSettings.m_videoBusyDialogDelay_ms))
{
CGUIDialogBusy* dialog = (CGUIDialogBusy*)g_windowManager.GetWindow(WINDOW_DIALOG_BUSY);
if(dialog)
{
dialog->Show();
while(!m_ready.WaitMSec(1))
g_windowManager.ProcessRenderLoop(false);
dialog->Close();
}
}
// Playback might have been stopped due to some error
if (m_bStop || m_bAbortRequest)
return false;
return true;
}
catch(...)
{
CLog::Log(LOGERROR, "%s - Exception thrown on open", __FUNCTION__);
return false;
}
}
bool CDVDPlayer::CloseFile(bool reopen)
{
CLog::Log(LOGNOTICE, "CDVDPlayer::CloseFile()");
// set the abort request so that other threads can finish up
m_bAbortRequest = true;
// tell demuxer to abort
if(m_pDemuxer)
m_pDemuxer->Abort();
if(m_pSubtitleDemuxer)
m_pSubtitleDemuxer->Abort();
if(m_pInputStream)
m_pInputStream->Abort();
CLog::Log(LOGNOTICE, "DVDPlayer: waiting for threads to exit");
// wait for the main thread to finish up
// since this main thread cleans up all other resources and threads
// we are done after the StopThread call
StopThread();
m_Edl.Clear();
m_EdlAutoSkipMarkers.Clear();
m_HasVideo = false;
m_HasAudio = false;
CLog::Log(LOGNOTICE, "DVDPlayer: finished waiting");
#if defined(HAS_VIDEO_PLAYBACK)
g_renderManager.UnInit();
#endif
return true;
}
bool CDVDPlayer::IsPlaying() const
{
return !m_bStop;
}
void CDVDPlayer::OnStartup()
{
m_CurrentVideo.Clear();
m_CurrentAudio.Clear();
m_CurrentSubtitle.Clear();
m_CurrentTeletext.Clear();
m_messenger.Init();
CUtil::ClearTempFonts();
}
bool CDVDPlayer::OpenInputStream()
{
if(m_pInputStream)
SAFE_DELETE(m_pInputStream);
CLog::Log(LOGNOTICE, "Creating InputStream");
// correct the filename if needed
CStdString filename(m_filename);
if (StringUtils::StartsWith(filename, "dvd://")
|| StringUtils::EqualsNoCase(filename, "iso9660://video_ts/video_ts.ifo"))
{
m_filename = g_mediaManager.TranslateDevicePath("");
}
// before creating the input stream, if this is an HLS playlist then get the
// most appropriate bitrate based on our network settings
// ensure to strip off the url options by using a temp CURL object
if (StringUtils::StartsWith(filename, "http://") &&
StringUtils::EndsWith(CURL(filename).GetFileName(), ".m3u8"))
{
// get the available bandwidth (as per user settings)
int maxrate = CSettings::Get().GetInt("network.bandwidth");
if(maxrate <= 0)
maxrate = INT_MAX;
// determine the most appropriate stream
m_filename = PLAYLIST::CPlayListM3U::GetBestBandwidthStream(m_filename, (size_t)maxrate);
}
m_pInputStream = CDVDFactoryInputStream::CreateInputStream(this, m_filename, m_mimetype);
if(m_pInputStream == NULL)
{
CLog::Log(LOGERROR, "CDVDPlayer::OpenInputStream - unable to create input stream for [%s]", m_filename.c_str());
return false;
}
else
m_pInputStream->SetFileItem(m_item);
if (!m_pInputStream->Open(m_filename.c_str(), m_mimetype))
{
CLog::Log(LOGERROR, "CDVDPlayer::OpenInputStream - error opening [%s]", m_filename.c_str());
return false;
}
// find any available external subtitles for non dvd files
if (!m_pInputStream->IsStreamType(DVDSTREAM_TYPE_DVD)
&& !m_pInputStream->IsStreamType(DVDSTREAM_TYPE_PVRMANAGER)
&& !m_pInputStream->IsStreamType(DVDSTREAM_TYPE_TV)
&& !m_pInputStream->IsStreamType(DVDSTREAM_TYPE_HTSP))
{
// find any available external subtitles
std::vector<CStdString> filenames;
CUtil::ScanForExternalSubtitles( m_filename, filenames );
// find any upnp subtitles
CStdString key("upnp:subtitle:1");
for(unsigned s = 1; m_item.HasProperty(key); key = StringUtils::Format("upnp:subtitle:%u", ++s))
filenames.push_back(m_item.GetProperty(key).asString());
for(unsigned int i=0;i<filenames.size();i++)
{
// if vobsub subtitle:
if (URIUtils::HasExtension(filenames[i], ".idx"))
{
CStdString strSubFile;
if ( CUtil::FindVobSubPair( filenames, filenames[i], strSubFile ) )
AddSubtitleFile(filenames[i], strSubFile);
}
else
{
if ( !CUtil::IsVobSub(filenames, filenames[i] ) )
{
AddSubtitleFile(filenames[i]);
}
}
} // end loop over all subtitle files
CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleCached = true;
}
SetAVDelay(CMediaSettings::Get().GetCurrentVideoSettings().m_AudioDelay);
SetSubTitleDelay(CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleDelay);
m_clock.Reset();
m_dvd.Clear();
m_errorCount = 0;
m_ChannelEntryTimeOut.SetInfinite();
return true;
}
bool CDVDPlayer::OpenDemuxStream()
{
if(m_pDemuxer)
SAFE_DELETE(m_pDemuxer);
CLog::Log(LOGNOTICE, "Creating Demuxer");
try
{
int attempts = 10;
while(!m_bStop && attempts-- > 0)
{
m_pDemuxer = CDVDFactoryDemuxer::CreateDemuxer(m_pInputStream);
if(!m_pDemuxer && m_pInputStream->IsStreamType(DVDSTREAM_TYPE_PVRMANAGER))
{
continue;
}
else if(!m_pDemuxer && m_pInputStream->NextStream() != CDVDInputStream::NEXTSTREAM_NONE)
{
CLog::Log(LOGDEBUG, "%s - New stream available from input, retry open", __FUNCTION__);
continue;
}
break;
}
if(!m_pDemuxer)
{
CLog::Log(LOGERROR, "%s - Error creating demuxer", __FUNCTION__);
return false;
}
}
catch(...)
{
CLog::Log(LOGERROR, "%s - Exception thrown when opening demuxer", __FUNCTION__);
return false;
}
m_SelectionStreams.Clear(STREAM_NONE, STREAM_SOURCE_DEMUX);
m_SelectionStreams.Clear(STREAM_NONE, STREAM_SOURCE_NAV);
m_SelectionStreams.Update(m_pInputStream, m_pDemuxer);
int64_t len = m_pInputStream->GetLength();
int64_t tim = m_pDemuxer->GetStreamLength();
if(len > 0 && tim > 0)
m_pInputStream->SetReadRate(g_advancedSettings.m_readBufferFactor * len * 1000 / tim);
return true;
}
void CDVDPlayer::OpenDefaultStreams(bool reset)
{
// if input stream dictate, we will open later
if(m_dvd.iSelectedAudioStream >= 0
|| m_dvd.iSelectedSPUStream >= 0)
return;
SelectionStreams streams;
bool valid;
// open video stream
streams = m_SelectionStreams.Get(STREAM_VIDEO, PredicateVideoPriority);
valid = false;
for(SelectionStreams::iterator it = streams.begin(); it != streams.end() && !valid; ++it)
{
if(OpenVideoStream(it->id, it->source, reset))
valid = true;
}
if(!valid)
CloseVideoStream(true);
// open audio stream
if(m_PlayerOptions.video_only)
streams.clear();
else
streams = m_SelectionStreams.Get(STREAM_AUDIO, PredicateAudioPriority);
valid = false;
for(SelectionStreams::iterator it = streams.begin(); it != streams.end() && !valid; ++it)
{
if(OpenAudioStream(it->id, it->source, reset))
valid = true;
}
if(!valid)
CloseAudioStream(true);
// enable or disable subtitles
SetSubtitleVisible(CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleOn);
// open subtitle stream
SelectionStream as = m_SelectionStreams.Get(STREAM_AUDIO, GetAudioStream());
PredicateSubtitleFilter psf(as.language);
streams = m_SelectionStreams.RemoveIf(STREAM_SUBTITLE, psf);
PredicateSubtitlePriority psp(as.language);
std::stable_sort(streams.begin(), streams.end(), psp);
valid = false;
for(SelectionStreams::iterator it = streams.begin(); it != streams.end() && !valid; ++it)
{
if(OpenSubtitleStream(it->id, it->source))
{
valid = true;
if(it->flags & CDemuxStream::FLAG_FORCED)
m_dvdPlayerVideo.EnableSubtitle(true);
}
}
if(!valid)
{
CloseSubtitleStream(true);
if (m_pInputStream && !(m_pInputStream->IsStreamType(DVDSTREAM_TYPE_DVD) || m_pInputStream->IsStreamType(DVDSTREAM_TYPE_BLURAY)))
{
SetSubtitleVisible(false);
if (GetSubtitleCount() > 0 && CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleStream == -1)
CMediaSettings::Get().GetCurrentVideoSettings().m_SubtitleStream = 0;
}
}
// open teletext stream
streams = m_SelectionStreams.Get(STREAM_TELETEXT);
valid = false;
for(SelectionStreams::iterator it = streams.begin(); it != streams.end() && !valid; ++it)
{
if(OpenTeletextStream(it->id, it->source))
valid = true;
}
if(!valid)
CloseTeletextStream(true);
}
bool CDVDPlayer::ReadPacket(DemuxPacket*& packet, CDemuxStream*& stream)
{
// check if we should read from subtitle demuxer
if( m_pSubtitleDemuxer && m_dvdPlayerSubtitle.AcceptsData() )
{
packet = m_pSubtitleDemuxer->Read();
if(packet)
{
UpdateCorrection(packet, m_offset_pts);
if(packet->iStreamId < 0)
return true;
stream = m_pSubtitleDemuxer->GetStream(packet->iStreamId);
if (!stream)
{
CLog::Log(LOGERROR, "%s - Error demux packet doesn't belong to a valid stream", __FUNCTION__);
return false;
}
if(stream->source == STREAM_SOURCE_NONE)
{
m_SelectionStreams.Clear(STREAM_NONE, STREAM_SOURCE_DEMUX_SUB);
m_SelectionStreams.Update(NULL, m_pSubtitleDemuxer);
}
return true;
}
}
// read a data frame from stream.
if(m_pDemuxer)
packet = m_pDemuxer->Read();
if(packet)
{
// stream changed, update and open defaults
if(packet->iStreamId == DMX_SPECIALID_STREAMCHANGE)
{
m_SelectionStreams.Clear(STREAM_NONE, STREAM_SOURCE_DEMUX);
m_SelectionStreams.Update(m_pInputStream, m_pDemuxer);
OpenDefaultStreams(false);
// reevaluate HasVideo/Audio, we may have switched from/to a radio channel
if(m_CurrentVideo.id < 0)
m_HasVideo = false;
if(m_CurrentAudio.id < 0)
m_HasAudio = false;
return true;
}
UpdateCorrection(packet, m_offset_pts);
if(packet->iStreamId < 0)
return true;
if(m_pDemuxer)
{
stream = m_pDemuxer->GetStream(packet->iStreamId);
if (!stream)
{
CLog::Log(LOGERROR, "%s - Error demux packet doesn't belong to a valid stream", __FUNCTION__);
return false;
}
if(stream->source == STREAM_SOURCE_NONE)
{
m_SelectionStreams.Clear(STREAM_NONE, STREAM_SOURCE_DEMUX);
m_SelectionStreams.Update(m_pInputStream, m_pDemuxer);
}
}
return true;
}
return false;
}
bool CDVDPlayer::IsValidStream(CCurrentStream& stream)
{
if(stream.id<0)
return true; // we consider non selected as valid
int source = STREAM_SOURCE_MASK(stream.source);
if(source == STREAM_SOURCE_TEXT)
return true;
if(source == STREAM_SOURCE_DEMUX_SUB)
{
CDemuxStream* st = m_pSubtitleDemuxer->GetStream(stream.id);
if(st == NULL || st->disabled)
return false;
if(st->type != stream.type)
return false;
return true;
}
if(source == STREAM_SOURCE_DEMUX)
{
CDemuxStream* st = m_pDemuxer->GetStream(stream.id);
if(st == NULL || st->disabled)
return false;
if(st->type != stream.type)
return false;
if (m_pInputStream && m_pInputStream->IsStreamType(DVDSTREAM_TYPE_DVD))
{
if(stream.type == STREAM_AUDIO && st->iPhysicalId != m_dvd.iSelectedAudioStream)
return false;
if(stream.type == STREAM_SUBTITLE && st->iPhysicalId != m_dvd.iSelectedSPUStream)
return false;
}
return true;
}
return false;
}
bool CDVDPlayer::IsBetterStream(CCurrentStream& current, CDemuxStream* stream)
{
// Do not reopen non-video streams if we're in video-only mode
if(m_PlayerOptions.video_only && current.type != STREAM_VIDEO)
return false;
if(stream->disabled)
return false;
if (m_pInputStream && ( m_pInputStream->IsStreamType(DVDSTREAM_TYPE_DVD)
|| m_pInputStream->IsStreamType(DVDSTREAM_TYPE_BLURAY) ) )
{
int source_type;
source_type = STREAM_SOURCE_MASK(current.source);
if(source_type != STREAM_SOURCE_DEMUX
&& source_type != STREAM_SOURCE_NONE)
return false;