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395 lines (353 loc) · 10.7 KB
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/*
* Copyright (C) 2005-2008 Team XBMC
* http://www.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, write to
* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "filesystem/StackDirectory.h"
#include "ThumbLoader.h"
#include "utils/URIUtils.h"
#include "URL.h"
#include "pictures/Picture.h"
#include "filesystem/File.h"
#include "filesystem/DirectoryCache.h"
#include "FileItem.h"
#include "settings/GUISettings.h"
#include "GUIUserMessages.h"
#include "guilib/GUIWindowManager.h"
#include "guilib/TextureManager.h"
#include "TextureCache.h"
#include "utils/log.h"
#include "programs/Shortcut.h"
#include "video/VideoInfoTag.h"
#include "video/VideoDatabase.h"
#include "cores/dvdplayer/DVDFileInfo.h"
using namespace XFILE;
using namespace std;
CThumbLoader::CThumbLoader(int nThreads) :
CBackgroundInfoLoader(nThreads)
{
}
CThumbLoader::~CThumbLoader()
{
}
bool CThumbLoader::LoadRemoteThumb(CFileItem *pItem)
{
// look for remote thumbs
CStdString thumb(pItem->GetThumbnailImage());
if (!g_TextureManager.CanLoad(thumb))
{
CStdString cachedThumb(pItem->GetCachedVideoThumb());
if (CFile::Exists(cachedThumb))
pItem->SetThumbnailImage(cachedThumb);
else
{
if (CPicture::CreateThumbnail(thumb, cachedThumb))
pItem->SetThumbnailImage(cachedThumb);
else
pItem->SetThumbnailImage("");
}
}
return pItem->HasThumbnail();
}
CStdString CThumbLoader::GetCachedThumb(const CFileItem &item)
{
CTextureDatabase db;
if (db.Open())
return db.GetTextureForPath(item.GetPath());
return "";
}
bool CThumbLoader::CheckAndCacheThumb(CFileItem &item)
{
if (item.HasThumbnail() && !g_TextureManager.CanLoad(item.GetThumbnailImage()))
{
CStdString thumb = CTextureCache::Get().CheckAndCacheImage(item.GetThumbnailImage());
item.SetThumbnailImage(thumb);
return !thumb.IsEmpty();
}
return false;
}
CThumbExtractor::CThumbExtractor(const CFileItem& item, const CStdString& listpath, bool thumb, const CStdString& target)
{
m_listpath = listpath;
m_target = target;
m_thumb = thumb;
m_item = item;
m_path = item.GetPath();
if (item.IsVideoDb() && item.HasVideoInfoTag())
m_path = item.GetVideoInfoTag()->m_strFileNameAndPath;
if (URIUtils::IsStack(m_path))
m_path = CStackDirectory::GetFirstStackedFile(m_path);
}
CThumbExtractor::~CThumbExtractor()
{
}
bool CThumbExtractor::operator==(const CJob* job) const
{
if (strcmp(job->GetType(),GetType()) == 0)
{
const CThumbExtractor* jobExtract = dynamic_cast<const CThumbExtractor*>(job);
if (jobExtract && jobExtract->m_listpath == m_listpath)
return true;
}
return false;
}
bool CThumbExtractor::DoWork()
{
if (URIUtils::IsLiveTV(m_path)
|| URIUtils::IsUPnP(m_path)
|| URIUtils::IsDAAP(m_path)
|| m_item.IsDVD()
|| m_item.IsDVDImage()
|| m_item.IsDVDFile(false, true)
|| m_item.IsInternetStream()
|| m_item.IsPlayList())
return false;
if (URIUtils::IsRemote(m_path) && !URIUtils::IsOnLAN(m_path))
return false;
bool result=false;
if (m_thumb)
{
CLog::Log(LOGDEBUG,"%s - trying to extract thumb from video file %s", __FUNCTION__, m_path.c_str());
result = CDVDFileInfo::ExtractThumb(m_path, m_target, &m_item.GetVideoInfoTag()->m_streamDetails);
if(result)
{
m_item.SetProperty("HasAutoThumb", true);
m_item.SetProperty("AutoThumbImage", m_target);
m_item.SetThumbnailImage(m_target);
}
}
else if (m_item.HasVideoInfoTag() && !m_item.GetVideoInfoTag()->HasStreamDetails())
{
CLog::Log(LOGDEBUG,"%s - trying to extract filestream details from video file %s", __FUNCTION__, m_path.c_str());
result = CDVDFileInfo::GetFileStreamDetails(&m_item);
}
return result;
}
CVideoThumbLoader::CVideoThumbLoader() :
CThumbLoader(1), CJobQueue(true), m_pStreamDetailsObs(NULL)
{
}
CVideoThumbLoader::~CVideoThumbLoader()
{
StopThread();
}
void CVideoThumbLoader::OnLoaderStart()
{
}
void CVideoThumbLoader::OnLoaderFinish()
{
}
static void SetupRarOptions(CFileItem& item, const CStdString& path)
{
CStdString path2(path);
if (item.IsVideoDb() && item.HasVideoInfoTag())
path2 = item.GetVideoInfoTag()->m_strFileNameAndPath;
CURL url(path2);
CStdString opts = url.GetOptions();
if (opts.Find("flags") > -1)
return;
if (opts.size())
opts += "&flags=8";
else
opts = "?flags=8";
url.SetOptions(opts);
if (item.IsVideoDb() && item.HasVideoInfoTag())
item.GetVideoInfoTag()->m_strFileNameAndPath = url.Get();
else
item.SetPath(url.Get());
g_directoryCache.ClearDirectory(url.GetWithoutFilename());
}
/**
* Look for a thumbnail for pItem. If one does not exist, look for an autogenerated
* thumbnail. If that does not exist, attempt to autogenerate one. Finally, check
* for the existance of fanart and set properties accordinly.
* @return: true if pItem has been modified
*/
bool CVideoThumbLoader::LoadItem(CFileItem* pItem)
{
if (pItem->m_bIsShareOrDrive
|| pItem->IsParentFolder())
return false;
if (pItem->HasVideoInfoTag() && pItem->GetVideoInfoTag()->m_resumePoint.totalTimeInSeconds == 0)
{
CVideoDatabase db;
db.Open();
if (db.GetResumePoint(*pItem->GetVideoInfoTag()))
pItem->SetInvalid();
db.Close();
}
CStdString cachedThumb(pItem->GetCachedVideoThumb());
if (!pItem->HasProperty("fanart_image"))
{
if (pItem->CacheLocalFanart())
pItem->SetProperty("fanart_image",pItem->GetCachedFanart());
}
if (!pItem->HasThumbnail())
{
pItem->SetUserVideoThumb();
if (CFile::Exists(cachedThumb))
pItem->SetThumbnailImage(cachedThumb);
else
{
CStdString strPath, strFileName;
URIUtils::Split(cachedThumb, strPath, strFileName);
// create unique thumb for auto generated thumbs
cachedThumb = strPath + "auto-" + strFileName;
if (CFile::Exists(cachedThumb))
{
// this is abit of a hack to avoid loading zero sized images
// which we know will fail. They will just display empty image
// we should really have some way for the texture loader to
// do fallbacks to default images for a failed image instead
struct __stat64 st;
if(CFile::Stat(cachedThumb, &st) == 0 && st.st_size > 0)
{
pItem->SetProperty("HasAutoThumb", true);
pItem->SetProperty("AutoThumbImage", cachedThumb);
pItem->SetThumbnailImage(cachedThumb);
}
}
else if (!pItem->m_bIsFolder && pItem->IsVideo() && g_guiSettings.GetBool("myvideos.extractthumb") &&
g_guiSettings.GetBool("myvideos.extractflags"))
{
CFileItem item(*pItem);
CStdString path(item.GetPath());
if (URIUtils::IsInRAR(item.GetPath()))
SetupRarOptions(item,path);
CThumbExtractor* extract = new CThumbExtractor(item, path, true, cachedThumb);
AddJob(extract);
return true;
}
}
}
else if (!pItem->GetThumbnailImage().Left(10).Equals("special://"))
LoadRemoteThumb(pItem);
if (!pItem->m_bIsFolder &&
pItem->HasVideoInfoTag() &&
g_guiSettings.GetBool("myvideos.extractflags") &&
(!pItem->GetVideoInfoTag()->HasStreamDetails() ||
pItem->GetVideoInfoTag()->m_streamDetails.GetVideoDuration() <= 0))
{
CFileItem item(*pItem);
CStdString path(item.GetPath());
if (URIUtils::IsInRAR(item.GetPath()))
SetupRarOptions(item,path);
CThumbExtractor* extract = new CThumbExtractor(item,path,false);
AddJob(extract);
}
return true;
}
void CVideoThumbLoader::OnJobComplete(unsigned int jobID, bool success, CJob* job)
{
if (success)
{
CThumbExtractor* loader = (CThumbExtractor*)job;
loader->m_item.SetPath(loader->m_listpath);
CVideoInfoTag* info = loader->m_item.GetVideoInfoTag();
if (m_pStreamDetailsObs)
m_pStreamDetailsObs->OnStreamDetails(info->m_streamDetails, info->m_strFileNameAndPath, info->m_iFileId);
if (m_pObserver)
m_pObserver->OnItemLoaded(&loader->m_item);
CFileItemPtr pItem(new CFileItem(loader->m_item));
CGUIMessage msg(GUI_MSG_NOTIFY_ALL, 0, 0, GUI_MSG_UPDATE_ITEM, 0, pItem);
g_windowManager.SendThreadMessage(msg);
}
CJobQueue::OnJobComplete(jobID, success, job);
}
CProgramThumbLoader::CProgramThumbLoader()
{
}
CProgramThumbLoader::~CProgramThumbLoader()
{
}
bool CProgramThumbLoader::LoadItem(CFileItem *pItem)
{
if (pItem->IsParentFolder()) return true;
return FillThumb(*pItem);
}
bool CProgramThumbLoader::FillThumb(CFileItem &item)
{
// no need to do anything if we already have a thumb set
if (CheckAndCacheThumb(item) || item.HasThumbnail())
return true;
// see whether we have a cached image for this item
CStdString thumb = GetCachedThumb(item);
if (!thumb.IsEmpty())
{
item.SetThumbnailImage(CTextureCache::Get().CheckAndCacheImage(thumb));
return true;
}
thumb = GetLocalThumb(item);
if (!thumb.IsEmpty())
{
CTextureDatabase db;
if (db.Open())
db.SetTextureForPath(item.GetPath(), thumb);
thumb = CTextureCache::Get().CheckAndCacheImage(thumb);
}
item.SetThumbnailImage(thumb);
return true;
}
CStdString CProgramThumbLoader::GetLocalThumb(const CFileItem &item)
{
// look for the thumb
if (item.IsShortCut())
{
CShortcut shortcut;
if ( shortcut.Create( item.GetPath() ) )
{
// use the shortcut's thumb
if (!shortcut.m_strThumb.IsEmpty())
return shortcut.m_strThumb;
else
{
CFileItem cut(shortcut.m_strPath,false);
if (FillThumb(cut))
return cut.GetThumbnailImage();
}
}
}
else if (item.m_bIsFolder)
{
CStdString folderThumb = item.GetFolderThumb();
if (XFILE::CFile::Exists(folderThumb))
return folderThumb;
}
else
{
CStdString fileThumb(item.GetTBNFile());
if (CFile::Exists(fileThumb))
return fileThumb;
}
return "";
}
CMusicThumbLoader::CMusicThumbLoader()
{
}
CMusicThumbLoader::~CMusicThumbLoader()
{
}
bool CMusicThumbLoader::LoadItem(CFileItem* pItem)
{
if (pItem->m_bIsShareOrDrive) return true;
if (!pItem->HasThumbnail())
pItem->SetUserMusicThumb();
else
LoadRemoteThumb(pItem);
return true;
}