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https://github.com/nillerusr/source-engine.git
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199 lines
7.5 KiB
C++
199 lines
7.5 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// The copyright to the contents herein is the property of Valve, L.L.C.
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// The contents may be used and/or copied only with the written permission of
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// Valve, L.L.C., or in accordance with the terms and conditions stipulated in
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// the agreement/contract under which the contents have been supplied.
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//
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//=============================================================================
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#ifndef VIDEOSERVICES_H
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#define VIDEOSERVICES_H
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#if defined ( WIN32 )
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#pragma once
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#endif
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#include "video/ivideoservices.h"
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#include "videosubsystem.h"
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struct CVideFileoExtInfo_t
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{
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const char *m_pExtension; // extension including "."
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VideoSystem_t m_VideoSystemSupporting;
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VideoSystemFeature_t m_VideoFeaturesSupporting;
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};
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struct CActiveVideoObjectRecord_t
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{
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void *m_pObject;
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int m_VideoSystem;
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};
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//-----------------------------------------------------------------------------
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// Main VIDEO_SERVICES interface
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//-----------------------------------------------------------------------------
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class CValveVideoServices : public CTier3AppSystem< IVideoServices >
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{
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typedef CTier3AppSystem< IVideoServices > BaseClass;
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public:
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CValveVideoServices();
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~CValveVideoServices();
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// Inherited from IAppSystem
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virtual bool Connect( CreateInterfaceFn factory );
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virtual void Disconnect();
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virtual void *QueryInterface( const char *pInterfaceName );
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virtual InitReturnVal_t Init();
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virtual void Shutdown();
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// Inherited from IVideoServices
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// Query the available video systems
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virtual int GetAvailableVideoSystemCount();
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virtual VideoSystem_t GetAvailableVideoSystem( int n );
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virtual bool IsVideoSystemAvailable( VideoSystem_t videoSystem );
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virtual VideoSystemStatus_t GetVideoSystemStatus( VideoSystem_t videoSystem );
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virtual VideoSystemFeature_t GetVideoSystemFeatures( VideoSystem_t videoSystem );
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virtual const char *GetVideoSystemName( VideoSystem_t videoSystem );
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virtual VideoSystem_t FindNextSystemWithFeature( VideoSystemFeature_t features, VideoSystem_t startAfter = VideoSystem::NONE );
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virtual VideoResult_t GetLastResult();
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// deal with video file extensions and video system mappings
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virtual int GetSupportedFileExtensionCount( VideoSystem_t videoSystem );
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virtual const char *GetSupportedFileExtension( VideoSystem_t videoSystem, int extNum = 0 );
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virtual VideoSystemFeature_t GetSupportedFileExtensionFeatures( VideoSystem_t videoSystem, int extNum = 0 );
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virtual VideoSystem_t LocateVideoSystemForPlayingFile( const char *pFileName, VideoSystemFeature_t playMode = VideoSystemFeature::PLAY_VIDEO_FILE_IN_MATERIAL );
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virtual VideoResult_t LocatePlayableVideoFile( const char *pSearchFileName, const char *pPathID, VideoSystem_t *pPlaybackSystem, char *pPlaybackFileName, int fileNameMaxLen, VideoSystemFeature_t playMode = VideoSystemFeature::FULL_PLAYBACK );
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// Create/destroy a video material
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virtual IVideoMaterial *CreateVideoMaterial( const char *pMaterialName, const char *pVideoFileName, const char *pPathID = nullptr,
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VideoPlaybackFlags_t playbackFlags = VideoPlaybackFlags::DEFAULT_MATERIAL_OPTIONS,
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VideoSystem_t videoSystem = VideoSystem::DETERMINE_FROM_FILE_EXTENSION, bool PlayAlternateIfNotAvailable = true );
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virtual VideoResult_t DestroyVideoMaterial( IVideoMaterial* pVideoMaterial );
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virtual int GetUniqueMaterialID();
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// Create/destroy a video encoder
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virtual VideoResult_t IsRecordCodecAvailable( VideoSystem_t videoSystem, VideoEncodeCodec_t codec );
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virtual IVideoRecorder *CreateVideoRecorder( VideoSystem_t videoSystem );
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virtual VideoResult_t DestroyVideoRecorder( IVideoRecorder *pVideoRecorder );
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// Plays a given video file until it completes or the user presses ESC, SPACE, or ENTER
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virtual VideoResult_t PlayVideoFileFullScreen( const char *pFileName, const char *pPathID, void *mainWindow, int windowWidth, int windowHeight, int desktopWidth, int desktopHeight, bool windowed, float forcedMinTime,
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VideoPlaybackFlags_t playbackFlags = VideoPlaybackFlags::DEFAULT_FULLSCREEN_OPTIONS,
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VideoSystem_t videoSystem = VideoSystem::DETERMINE_FROM_FILE_EXTENSION, bool PlayAlternateIfNotAvailable = true );
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// Sets the sound devices that the video will decode to
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virtual VideoResult_t SoundDeviceCommand( VideoSoundDeviceOperation_t operation, void *pDevice = nullptr, void *pData = nullptr, VideoSystem_t videoSystem = VideoSystem::ALL_VIDEO_SYSTEMS );
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// Get the name of a codec as a string
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const wchar_t *GetCodecName( VideoEncodeCodec_t nCodec );
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private:
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VideoResult_t ResolveToPlayableVideoFile( const char *pFileName, const char *pPathID, VideoSystem_t videoSystem, VideoSystemFeature_t requiredFeature, bool PlayAlternateIfNotAvailable,
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char *pResolvedFileName, int resolvedFileNameMaxLen, VideoSystem_t *pResolvedVideoSystem );
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VideoSystem_t LocateSystemAndFeaturesForFileName( const char *pFileName, VideoSystemFeature_t *pFeatures = nullptr, VideoSystemFeature_t requiredFeatures = VideoSystemFeature::NO_FEATURES );
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bool IsMatchAnyExtension( const char *pFileName );
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bool ConnectVideoLibraries( CreateInterfaceFn factory );
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bool DisconnectVideoLibraries();
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int DestroyAllVideoInterfaces();
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int GetIndexForSystem( VideoSystem_t n );
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VideoSystem_t GetSystemForIndex( int n );
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VideoResult_t SetResult( VideoResult_t resultCode );
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const char *GetFileExtension( const char *pFileName );
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static const int SYSTEM_NOT_FOUND = -1;
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VideoResult_t m_LastResult;
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int m_nInstalledSystems;
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bool m_bInitialized;
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CSysModule *m_VideoSystemModule[VideoSystem::VIDEO_SYSTEM_COUNT];
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IVideoSubSystem *m_VideoSystems[VideoSystem::VIDEO_SYSTEM_COUNT];
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VideoSystem_t m_VideoSystemType[VideoSystem::VIDEO_SYSTEM_COUNT];
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VideoSystemFeature_t m_VideoSystemFeatures[VideoSystem::VIDEO_SYSTEM_COUNT];
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CUtlVector< VideoFileExtensionInfo_t > m_ExtInfo; // info about supported file extensions
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CUtlVector< CActiveVideoObjectRecord_t > m_RecorderList;
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CUtlVector< CActiveVideoObjectRecord_t > m_MaterialList;
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int m_nMaterialCount;
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};
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class CVideoCommonServices : public IVideoCommonServices
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{
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public:
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CVideoCommonServices();
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~CVideoCommonServices();
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virtual bool CalculateVideoDimensions( int videoWidth, int videoHeight, int displayWidth, int displayHeight, VideoPlaybackFlags_t playbackFlags,
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int *pOutputWidth, int *pOutputHeight, int *pXOffset, int *pYOffset );
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virtual float GetSystemVolume();
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virtual VideoResult_t InitFullScreenPlaybackInputHandler( VideoPlaybackFlags_t playbackFlags, float forcedMinTime, bool windowed );
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virtual bool ProcessFullScreenInput( bool &bAbortEvent, bool &bPauseEvent, bool &bQuitEvent );
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virtual VideoResult_t TerminateFullScreenPlaybackInputHandler();
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private:
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void ResetInputHandlerState();
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bool m_bInputHandlerInitialized;
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bool m_bScanAll;
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bool m_bScanEsc;
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bool m_bScanReturn;
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bool m_bScanSpace;
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bool m_bPauseEnabled;
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bool m_bAbortEnabled;
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bool m_bEscLast;
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bool m_bReturnLast;
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bool m_bSpaceLast;
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bool m_bForceMinPlayTime;
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bool m_bWindowed;
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VideoPlaybackFlags_t m_playbackFlags;
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float m_forcedMinTime;
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double m_StartTime;
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};
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#endif // VIDEOSERVICES_H
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