X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/33d8e2fcb686834cd2bae1b54c6f8056c27ee39d..0cf119954679a06fb9a19ae3445ba4c89c2129a0:/src/msw/mediactrl.cpp diff --git a/src/msw/mediactrl.cpp b/src/msw/mediactrl.cpp index d3a0b2e6e7..ad5ca83d4c 100644 --- a/src/msw/mediactrl.cpp +++ b/src/msw/mediactrl.cpp @@ -1,21 +1,25 @@ ///////////////////////////////////////////////////////////////////////////// // Name: msw/mediactrl.cpp -// Purpose: wxMediaCtrl MSW +// Purpose: Built-in Media Backends for Windows // Author: Ryan Norton -// Modified by: +// Modified by: // Created: 11/07/04 // RCS-ID: $Id$ // Copyright: (c) Ryan Norton // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// +//=========================================================================== +// DECLARATIONS +//=========================================================================== + //--------------------------------------------------------------------------- -// Pre-wx includes +// Pre-compiled header stuff //--------------------------------------------------------------------------- -//#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -//#pragma implementation "moviectrl.h" -//#endif +#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) +#pragma implementation "mediactrl.h" +#endif // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -24,85 +28,517 @@ #pragma hdrstop #endif +//--------------------------------------------------------------------------- +// Includes +//--------------------------------------------------------------------------- #include "wx/mediactrl.h" +//--------------------------------------------------------------------------- +// Compilation guard +//--------------------------------------------------------------------------- #if wxUSE_MEDIACTRL -//########################################################################### -// DECLARATIONS -//########################################################################### +//--------------------------------------------------------------------------- +// Externals (somewhere in src/msw/app.cpp) +//--------------------------------------------------------------------------- +extern "C" WXDLLIMPEXP_BASE HINSTANCE wxGetInstance(void); +#ifdef __WXWINCE__ +extern WXDLLIMPEXP_CORE wxChar *wxCanvasClassName; +#else +extern WXDLLIMPEXP_CORE const wxChar *wxCanvasClassName; +#endif + +//=========================================================================== +// BACKEND DECLARATIONS +//=========================================================================== + +//--------------------------------------------------------------------------- +// +// wxAMMediaBackend +// +//--------------------------------------------------------------------------- +// +//####################THE BIG DIRECTSHOW OVERVIEW############################ +// +// +// OK... this deserves its own little tutorial. Knowledge of COM and class +// factories is assumed throughout this code. +// +// Basically, the way directshow works is that you tell it to render +// a file, and it builds and connects a bunch of filters together. +// +// There are many, many ways to do this. +// +// WAYS TO RENDER A FILE (URLS WORK IN DS ALSO) +// +// 1) Create an instance of IGraphBuilder and call RenderFile on it +// 2) Create an instance of IMediaControl and call RenderFile on it +// 3) Create an instance of IAMMultiMediaStream, call +// IAMMultiMediaStream::AddStream and pass an IDirectDraw instance for +// the video, and pass an IDirectSound(Buffer?) instance or use the +// default sound renderer, then call RenderFile or RenderMoniker +// 4) Create a Moniker instance for the file and create and build +// all of the filtergraph manually +// +// Our issue here is that we can't use the default representation of 1 and 2 +// because the IVideoWindow instance hogs a lot of the useful window +// messages such as WM_SETCURSOR. +// +// Solution #1 was to use #3 by creating a seperate IDirectDraw instance +// for our window and blitting to that through a thread... unfortunately +// the blitting resizing is very low quality and its quite slow. +// +// The current way is to use windowless rendering and have directshow +// do all the DirectDraw-style clipping to our window +// +// ~~~~~~~~~~~~~~AFTER RENDERING THE FILE~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// When done rendering the file, we need to get several interfaces from +// either a IMediaControl or IGraphBuilder instance - +// +// IMediaPosition - we can set the rate with this... we can also get +// positions and set positions through this with REFTIME (double) instead +// of the normal LONGLONG that IAMMultiMediaStream and IMediaControl use +// +// IBasicAudio - we need this for setting/getting the volume +// +// Interfaces that we don't use but might be useful one day - +// +// IDirectDrawVideo - you can get this through the IFilter returned +// from L"Video Renderer" filter from FindFilter on the IGraphBuilder. +// Through this we can set the IDirectDraw instance DrawShow uses. +// +// ~~~~~~~~~~~~~~STOPPING~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +// +// There are two ways we can do this - +// 1) Have a thread compare the current position to the end position +// about every 10 milliseconds +// 2) Have IMediaSeekingEx send a message to a windowproc or signal a +// windows event +// +// Note that we can do these both, I.E. if an IMediaSeekingEx interface +// is unavailable we can check the position instead of an event +// +//--------------------------------------------------------------------------- + +//--------------------------------------------------------------------------- +// COM includes +//--------------------------------------------------------------------------- +#include "wx/msw/ole/oleutils.h" //wxBasicString, IID etc. +#include "wx/msw/ole/uuid.h" //IID etc.. + +//--------------------------------------------------------------------------- +// COM compatability definitions +//--------------------------------------------------------------------------- +#ifndef STDMETHODCALLTYPE +#define STDMETHODCALLTYPE __stdcall +#endif +#ifndef STDMETHOD +#define STDMETHOD(funcname) virtual HRESULT STDMETHODCALLTYPE funcname +#endif +#ifndef PURE +#define PURE = 0 +#endif +//--------------------------------------------------------------------------- +// IIDS - used by CoCreateInstance and IUnknown::QueryInterface +// Dumped from amstream.idl, quartz.idl, direct draw and with some +// confirmation from WINE +// +// Some of these are not used but are kept here for future reference anyway +//--------------------------------------------------------------------------- + +//QUARTZ +const IID LIBID_QuartzTypeLib = {0x56A868B0,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IAMCollection = {0x56A868B9,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IMediaControl = {0x56A868B1,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IMediaEvent = {0x56A868B6,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IMediaEventEx = {0x56A868C0,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IMediaPosition = {0x56A868B2,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IBasicAudio = {0x56A868B3,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IVideoWindow = {0x56A868B4,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IBasicVideo = {0x56A868B5,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IBasicVideo2 = {0x329BB360,0xF6EA,0x11D1,{0x90,0x38,0x00,0xA0,0xC9,0x69,0x72,0x98}}; +const IID IID_IDeferredCommand = {0x56A868B8,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IQueueCommand = {0x56A868B7,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IFilterInfo = {0x56A868BA,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IRegFilterInfo = {0x56A868BB,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IMediaTypeInfo = {0x56A868BC,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IPinInfo = {0x56A868BD,0x0AD4,0x11CE,{0xB0,0x3A,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; +const IID IID_IAMStats = {0xBC9BCF80,0xDCD2,0x11D2,{0xAB,0xF6,0x00,0xA0,0xC9,0x05,0xF3,0x75}}; +const CLSID CLSID_FilgraphManager = {0xE436EBB3,0x524F,0x11CE,{0x9F,0x53,0x00,0x20,0xAF,0x0B,0xA7,0x70}}; + +//AMSTREAM +const CLSID CLSID_AMMultiMediaStream = {0x49C47CE5, 0x9BA4, 0x11D0,{0x82, 0x12, 0x00, 0xC0, 0x4F, 0xC3, 0x2C, 0x45}}; +const IID IID_IAMMultiMediaStream = {0xBEBE595C, 0x9A6F, 0x11D0,{0x8F, 0xDE, 0x00, 0xC0, 0x4F, 0xD9, 0x18, 0x9D}}; +const IID IID_IDirectDrawMediaStream = {0xF4104FCE, 0x9A70, 0x11D0,{0x8F, 0xDE, 0x00, 0xC0, 0x4F, 0xD9, 0x18, 0x9D}}; +const GUID MSPID_PrimaryVideo = {0xa35FF56A, 0x9FDA, 0x11D0,{0x8F, 0xDF, 0x00, 0xC0, 0x4F, 0xD9, 0x18, 0x9D}}; +const GUID MSPID_PrimaryAudio = {0xa35FF56B, 0x9FDA, 0x11D0,{0x8F, 0xDF, 0x00, 0xC0, 0x4F, 0xD9, 0x18, 0x9D}}; + +//DDRAW +const IID IID_IDirectDraw = {0x6C14DB80,0xA733,0x11CE,{0xA5,0x21,0x00,0x20,0xAF,0x0B,0xE5,0x60}}; +const CLSID CLSID_DirectDraw = {0xD7B70EE0,0x4340,0x11CF,{0xB0,0x63,0x00,0x20,0xAF,0xC2,0xCD,0x35}}; + +//?? QUARTZ Also? +const CLSID CLSID_VideoMixingRenderer = {0xB87BEB7B, 0x8D29, 0x423F,{0xAE, 0x4D, 0x65, 0x82, 0xC1, 0x01, 0x75, 0xAC}}; +const IID IID_IVMRWindowlessControl = {0x0EB1088C, 0x4DCD, 0x46F0,{0x87, 0x8F, 0x39, 0xDA, 0xE8, 0x6A, 0x51, 0xB7}}; +const IID IID_IFilterGraph = {0x56A8689F, 0x0AD4, 0x11CE,{0xB0, 0x3A, 0x00, 0x20, 0xAF, 0x0B, 0xA7, 0x70}}; +const IID IID_IGraphBuilder = {0x56A868A9, 0x0AD4, 0x11CE,{0xB0, 0x3A, 0x00, 0x20, 0xAF, 0x0B, 0xA7, 0x70}}; +const IID IID_IVMRFilterConfig = {0x9E5530C5, 0x7034, 0x48B4,{0xBB, 0x46, 0x0B, 0x8A, 0x6E, 0xFC, 0x8E, 0x36}}; +const IID IID_IBaseFilter = {0x56A86895, 0x0AD4, 0x11CE,{0xB0, 0x3A, 0x00, 0x20, 0xAF, 0x0B, 0xA7, 0x70}}; + +//--------------------------------------------------------------------------- +// DIRECTDRAW COM INTERFACES +//--------------------------------------------------------------------------- +//DDSURFACESDESC - we don't need most of the stuff here, esp. DDPIXELFORMAT, +//so just put stubs in +struct DDPIXELFORMAT {DWORD dw1,dw2,dw3,dw4,dw5,dw6,dw7,dw8;}; +struct DDCOLORKEY {DWORD dwLow, dwHigh;}; + +typedef struct IDirectDrawClipper* LPDIRECTDRAWCLIPPER; +typedef struct IDirectDraw* LPDIRECTDRAW; +typedef struct IDirectDrawSurface* LPDIRECTDRAWSURFACE; +typedef struct DDSURFACEDESC* LPDDSURFACEDESC; +typedef struct IDirectDrawPalette* LPDIRECTDRAWPALETTE; +typedef struct DDSCAPS* LPDDSCAPS; +typedef DDCOLORKEY* LPDDCOLORKEY; +typedef DDPIXELFORMAT* LPDDPIXELFORMAT; +typedef struct DDCAPS* LPDDCAPS; + +struct DDSURFACEDESC +{ + DWORD dwSize; + DWORD dwFlags; + DWORD dwHeight; + DWORD dwWidth; + union + { + LONG lPitch; + DWORD dwLinearSize; + }; + DWORD dwBackBufferCount; + union + { + DWORD dwMipMapCount; + DWORD dwZBufferBitDepth; + DWORD dwRefreshRate; + }; + DWORD dwAlphaBitDepth; + DWORD dwReserved; + LPVOID lpSurface; + DDCOLORKEY ddckCKDestOverlay; + DDCOLORKEY ddckCKDestBlt; + DDCOLORKEY ddckCKSrcOverlay; + DDCOLORKEY ddckCKSrcBlt; + DDPIXELFORMAT ddpfPixelFormat; + struct DDSCAPS {DWORD dwCaps;} ddsCaps; +}; + +struct IDirectDrawClipper : public IUnknown +{ + STDMETHOD(GetClipList)(LPRECT, LPRGNDATA, LPDWORD) PURE; + STDMETHOD(GetHWnd)(HWND*) PURE; + STDMETHOD(Initialize)(LPDIRECTDRAW, DWORD) PURE; + STDMETHOD(IsClipListChanged)(BOOL*) PURE; + STDMETHOD(SetClipList)(LPRGNDATA,DWORD) PURE; + STDMETHOD(SetHWnd)(DWORD, HWND) PURE; +}; -IMPLEMENT_CLASS(wxMediaCtrl, wxControl); -IMPLEMENT_DYNAMIC_CLASS(wxMediaEvent, wxEvent); -DEFINE_EVENT_TYPE(wxEVT_MEDIA_FINISHED); +struct IDirectDrawSurface : public IUnknown +{ + STDMETHOD(AddAttachedSurface)(LPDIRECTDRAWSURFACE) PURE; + STDMETHOD(AddOverlayDirtyRect)(LPRECT) PURE; + STDMETHOD(Blt)(LPRECT,LPDIRECTDRAWSURFACE, LPRECT,DWORD, struct DDBLTFX*) PURE; + STDMETHOD(BltBatch)(struct DDBLTBATCH*, DWORD, DWORD ) PURE; + STDMETHOD(BltFast)(DWORD,DWORD,LPDIRECTDRAWSURFACE, LPRECT,DWORD) PURE; + STDMETHOD(DeleteAttachedSurface)(DWORD,LPDIRECTDRAWSURFACE) PURE; + STDMETHOD(EnumAttachedSurfaces)(LPVOID, LPVOID/*LPDDENUMSURFACESCALLBACK*/) PURE; + STDMETHOD(EnumOverlayZOrders)(DWORD,LPVOID,LPVOID/*LPDDENUMSURFACESCALLBACK*/) PURE; + STDMETHOD(Flip)(LPDIRECTDRAWSURFACE, DWORD) PURE; + STDMETHOD(GetAttachedSurface)(LPDDSCAPS, LPDIRECTDRAWSURFACE*) PURE; + STDMETHOD(GetBltStatus)(DWORD) PURE; + STDMETHOD(GetCaps)(LPDDSCAPS) PURE; + STDMETHOD(GetClipper)(LPDIRECTDRAWCLIPPER*) PURE; + STDMETHOD(GetColorKey)(DWORD, LPDDCOLORKEY) PURE; + STDMETHOD(GetDC)(HDC *) PURE; + STDMETHOD(GetFlipStatus)(DWORD) PURE; + STDMETHOD(GetOverlayPosition)(LPLONG, LPLONG ) PURE; + STDMETHOD(GetPalette)(LPDIRECTDRAWPALETTE FAR*) PURE; + STDMETHOD(GetPixelFormat)(LPDDPIXELFORMAT) PURE; + STDMETHOD(GetSurfaceDesc)(LPDDSURFACEDESC) PURE; + STDMETHOD(Initialize)(LPDIRECTDRAW, LPDDSURFACEDESC) PURE; + STDMETHOD(IsLost)(THIS) PURE; + STDMETHOD(Lock)(LPRECT,LPDDSURFACEDESC,DWORD,HANDLE) PURE; + STDMETHOD(ReleaseDC)(HDC) PURE; + STDMETHOD(Restore)(THIS) PURE; + STDMETHOD(SetClipper)(LPDIRECTDRAWCLIPPER) PURE; + STDMETHOD(SetColorKey)(DWORD, LPDDCOLORKEY) PURE; + STDMETHOD(SetOverlayPosition)(LONG, LONG ) PURE; + STDMETHOD(SetPalette)(IUnknown*) PURE; + STDMETHOD(Unlock)(LPVOID) PURE; + STDMETHOD(UpdateOverlay)(LPRECT, LPDIRECTDRAWSURFACE,LPRECT, + DWORD, struct DDOVERLAYFX*) PURE; + STDMETHOD(UpdateOverlayDisplay)(DWORD) PURE; + STDMETHOD(UpdateOverlayZOrder)(DWORD, LPDIRECTDRAWSURFACE) PURE; +}; +struct IDirectDraw : public IUnknown +{ + STDMETHOD(Compact)() PURE; + STDMETHOD(CreateClipper)(DWORD, LPDIRECTDRAWCLIPPER*, IUnknown * ) PURE; + STDMETHOD(CreatePalette)(DWORD, LPPALETTEENTRY, LPDIRECTDRAWPALETTE *, IUnknown * ) PURE; + STDMETHOD(CreateSurface)(LPDDSURFACEDESC, LPDIRECTDRAWSURFACE *, IUnknown *) PURE; + STDMETHOD(DuplicateSurface)(LPDIRECTDRAWSURFACE, LPDIRECTDRAWSURFACE * ) PURE; + STDMETHOD(EnumDisplayModes)(DWORD, LPDDSURFACEDESC, LPVOID, LPVOID ) PURE; + STDMETHOD(EnumSurfaces)(DWORD, LPDDSURFACEDESC, LPVOID,LPVOID ) PURE; + STDMETHOD(FlipToGDISurface)() PURE; + STDMETHOD(GetCaps)(LPDDCAPS, LPDDCAPS) PURE; + STDMETHOD(GetDisplayMode)(LPDDSURFACEDESC) PURE; + STDMETHOD(GetFourCCCodes)(LPDWORD, LPDWORD ) PURE; + STDMETHOD(GetGDISurface)(LPDIRECTDRAWSURFACE *) PURE; + STDMETHOD(GetMonitorFrequency)(LPDWORD) PURE; + STDMETHOD(GetScanLine)(LPDWORD) PURE; + STDMETHOD(GetVerticalBlankStatus)(LPBOOL ) PURE; + STDMETHOD(Initialize)(GUID *) PURE; + STDMETHOD(RestoreDisplayMode)() PURE; + STDMETHOD(SetCooperativeLevel)(HWND, DWORD) PURE; + STDMETHOD(SetDisplayMode)(DWORD, DWORD,DWORD, DWORD, DWORD) PURE; + STDMETHOD(WaitForVerticalBlank)(DWORD, HANDLE ) PURE; +}; + //--------------------------------------------------------------------------- -// wxMediaCtrlImpl +// AMMEDIA COM INTERFACES //--------------------------------------------------------------------------- +struct IMediaStream; +struct IMultiMediaStream; +struct IStreamSample : public IUnknown +{ +public: + STDMETHOD(GetMediaStream)(IMediaStream **) PURE; + STDMETHOD(GetSampleTimes)(LONGLONG *, LONGLONG *, LONGLONG *) PURE; + STDMETHOD(SetSampleTimes)(const LONGLONG *, const LONGLONG *) PURE; + STDMETHOD(Update)(DWORD, HANDLE, LPVOID, DWORD_PTR) PURE; + STDMETHOD(CompletionStatus)(DWORD, DWORD) PURE; +}; -class wxMediaCtrlImpl +struct IDirectDrawStreamSample : public IStreamSample { public: - wxMediaCtrlImpl() : m_bLoaded(false) - { } + STDMETHOD(GetSurface)(IDirectDrawSurface **, RECT *) PURE; + STDMETHOD(SetRect)(const RECT *) PURE; +}; - virtual ~wxMediaCtrlImpl() - { } +struct IMediaStream : public IUnknown +{ + STDMETHOD(GetMultiMediaStream)(IMultiMediaStream **) PURE; + STDMETHOD(GetInformation)(GUID *, int *) PURE; + STDMETHOD(SetSameFormat)(IMediaStream *, DWORD) PURE; + STDMETHOD(AllocateSample)(DWORD, IStreamSample **) PURE; + STDMETHOD(CreateSharedSample)(IStreamSample *, DWORD, + IStreamSample **) PURE; + STDMETHOD(SendEndOfStream)(DWORD dwFlags) PURE; +}; - virtual bool Create(wxMediaCtrl* WXUNUSED(ctrl)) - { return false; } +struct IDirectDrawMediaStream : public IMediaStream +{ + STDMETHOD(GetFormat)(DDSURFACEDESC *, IDirectDrawPalette **, + DDSURFACEDESC *, DWORD *) PURE; + STDMETHOD(SetFormat)(const DDSURFACEDESC *, IDirectDrawPalette *) PURE; + STDMETHOD(GetDirectDraw)(IDirectDraw **) PURE; + STDMETHOD(SetDirectDraw)(IDirectDraw *) PURE; + STDMETHOD(CreateSample)(IDirectDrawSurface *, const RECT *, + DWORD, IDirectDrawStreamSample **) PURE; + STDMETHOD(GetTimePerFrame)(LONGLONG *) PURE; +}; - virtual bool Play() { return false; } - virtual bool Pause() { return false; } - virtual bool Stop() { return false; } +struct IMultiMediaStream : public IUnknown +{ + STDMETHOD(GetInformation)(DWORD *, int *) PURE; + STDMETHOD(GetMediaStream)(REFGUID, IMediaStream **) PURE; + STDMETHOD(EnumMediaStreams)(long, IMediaStream **) PURE; + STDMETHOD(GetState)(int *pCurrentState) PURE; + STDMETHOD(SetState)(int NewState) PURE; + STDMETHOD(GetTime)(LONGLONG *pCurrentTime) PURE; + STDMETHOD(GetDuration)(LONGLONG *pDuration) PURE; + STDMETHOD(Seek)(LONGLONG SeekTime) PURE; + STDMETHOD(GetEndOfStreamEventHandle)(HANDLE *phEOS) PURE; +}; - virtual bool Load(const wxString&) { return false; } - virtual bool Load(const wxURI&) { return false; } +struct IAMMultiMediaStream : public IMultiMediaStream +{ + STDMETHOD(Initialize)(int, DWORD, IUnknown *) PURE; + STDMETHOD(GetFilterGraph)(IUnknown **) PURE; + STDMETHOD(GetFilter)(IUnknown **) PURE; + STDMETHOD(AddMediaStream)(IUnknown *, const GUID*, DWORD, + IMediaStream **) PURE; + STDMETHOD(OpenFile)(LPCWSTR, DWORD) PURE; + STDMETHOD(OpenMoniker)(IBindCtx *, IMoniker *, DWORD) PURE; + STDMETHOD(Render)(DWORD) PURE; +}; - virtual wxMediaState GetState() { return wxMEDIASTATE_STOPPED; } +//--------------------------------------------------------------------------- +// QUARTZ COM INTERFACES (dumped from quartz.idl from MSVC COM Browser) +//--------------------------------------------------------------------------- +struct IAMCollection : public IDispatch +{ + STDMETHOD(get_Count)(long *) PURE; + STDMETHOD(Item)(long, IUnknown **) PURE; + STDMETHOD(get__NewEnum)(IUnknown **) PURE; +}; - virtual bool SetPosition(long) { return 0; } - virtual long GetPosition() { return 0; } - virtual long GetDuration() { return 0; } +struct IMediaControl : public IDispatch +{ + STDMETHOD(Run)() PURE; + STDMETHOD(Pause)() PURE; + STDMETHOD(Stop)() PURE; + STDMETHOD(GetState)(long, long*) PURE; + STDMETHOD(RenderFile)(BSTR) PURE; + STDMETHOD(AddSourceFilter)(BSTR, IDispatch **) PURE; + STDMETHOD(get_FilterCollection)(IDispatch **) PURE; + STDMETHOD(get_RegFilterCollection)(IDispatch **) PURE; + STDMETHOD(StopWhenReady)() PURE; +}; - virtual void DoMoveWindow(int, int, int, int) { } - virtual wxSize DoGetBestSize() const { return wxSize(0,0); } +struct IMediaEvent : public IDispatch +{ + STDMETHOD(GetEventHandle)(LONG_PTR *) PURE; + STDMETHOD(GetEvent)(long *, LONG_PTR *, LONG_PTR *, long) PURE; + STDMETHOD(WaitForCompletion)(long, long *) PURE; + STDMETHOD(CancelDefaultHandling)(long) PURE; + STDMETHOD(RestoreDefaultHandling)(long) PURE; + STDMETHOD(FreeEventParams)(long, LONG_PTR, LONG_PTR) PURE; +}; - virtual double GetPlaybackRate() { return 0; } - virtual bool SetPlaybackRate(double) { return false; } - - virtual bool MSWWindowProc(WXUINT, WXWPARAM, WXLPARAM) { return false; } +struct IMediaEventEx : public IMediaEvent +{ + STDMETHOD(SetNotifyWindow)(LONG_PTR, long, LONG_PTR) PURE; + STDMETHOD(SetNotifyFlags)(long) PURE; + STDMETHOD(GetNotifyFlags)(long *) PURE; +}; - bool IsLoaded() - { return m_bLoaded; } +struct IMediaPosition : public IDispatch +{ + STDMETHOD(get_Duration)(double *) PURE; + STDMETHOD(put_CurrentPosition)(double) PURE; + STDMETHOD(get_CurrentPosition)(double *) PURE; + STDMETHOD(get_StopTime)(double *) PURE; + STDMETHOD(put_StopTime)(double) PURE; + STDMETHOD(get_PrerollTime)(double *) PURE; + STDMETHOD(put_PrerollTime)(double) PURE; + STDMETHOD(put_Rate)(double) PURE; + STDMETHOD(get_Rate)(double *) PURE; + STDMETHOD(CanSeekForward)(long *) PURE; + STDMETHOD(CanSeekBackward)(long *) PURE; +}; - bool m_bLoaded; +struct IBasicAudio : public IDispatch +{ + STDMETHOD(put_Volume)(long) PURE; + STDMETHOD(get_Volume)(long *) PURE; + STDMETHOD(put_Balance)(long) PURE; + STDMETHOD(get_Balance)(long *) PURE; }; //--------------------------------------------------------------------------- -// wxDXMediaCtrlImpl +// MISC COM INTERFACES //--------------------------------------------------------------------------- +struct IVMRWindowlessControl : public IUnknown +{ + STDMETHOD(GetNativeVideoSize)(LONG *, LONG *, LONG *, LONG *) PURE; + STDMETHOD(GetMinIdealVideoSize)(LONG *, LONG *) PURE; + STDMETHOD(GetMaxIdealVideoSize)(LONG *, LONG *) PURE; + STDMETHOD(SetVideoPosition)(const LPRECT,const LPRECT) PURE; + STDMETHOD(GetVideoPosition)(LPRECT, LPRECT) PURE; + STDMETHOD(GetAspectRatioMode)(DWORD *) PURE; + STDMETHOD(SetAspectRatioMode)(DWORD) PURE; + STDMETHOD(SetVideoClippingWindow)(HWND) PURE; + STDMETHOD(RepaintVideo)(HWND, HDC) PURE; + STDMETHOD(DisplayModeChanged)() PURE; + STDMETHOD(GetCurrentImage)(BYTE **) PURE; + STDMETHOD(SetBorderColor)(COLORREF) PURE; + STDMETHOD(GetBorderColor)(COLORREF *) PURE; + STDMETHOD(SetColorKey)(COLORREF) PURE; + STDMETHOD(GetColorKey)(COLORREF *) PURE; +}; + +typedef IUnknown IVMRImageCompositor; -#if wxUSE_DIRECTSHOW +struct IVMRFilterConfig : public IUnknown +{ + STDMETHOD(SetImageCompositor)(IVMRImageCompositor *) PURE; + STDMETHOD(SetNumberOfStreams)(DWORD) PURE; + STDMETHOD(GetNumberOfStreams)(DWORD *) PURE; + STDMETHOD(SetRenderingPrefs)(DWORD) PURE; + STDMETHOD(GetRenderingPrefs)(DWORD *) PURE; + STDMETHOD(SetRenderingMode)(DWORD) PURE; + STDMETHOD(GetRenderingMode)(DWORD *) PURE; +}; + +typedef IUnknown IBaseFilter; +typedef IUnknown IPin; +typedef IUnknown IEnumFilters; +typedef int AM_MEDIA_TYPE; + +struct IFilterGraph : public IUnknown +{ + STDMETHOD(AddFilter)(IBaseFilter *, LPCWSTR) PURE; + STDMETHOD(RemoveFilter)(IBaseFilter *) PURE; + STDMETHOD(EnumFilters)(IEnumFilters **) PURE; + STDMETHOD(FindFilterByName)(LPCWSTR, IBaseFilter **) PURE; + STDMETHOD(ConnectDirect)(IPin *, IPin *, const AM_MEDIA_TYPE *) PURE; + STDMETHOD(Reconnect)(IPin *) PURE; + STDMETHOD(Disconnect)(IPin *) PURE; + STDMETHOD(SetDefaultSyncSource)() PURE; +}; + +struct IGraphBuilder : public IFilterGraph +{ +public: + STDMETHOD(Connect)(IPin *, IPin *) PURE; + STDMETHOD(Render)(IPin *) PURE; + STDMETHOD(RenderFile)(LPCWSTR, LPCWSTR) PURE; + STDMETHOD(AddSourceFilter)(LPCWSTR, LPCWSTR, IBaseFilter **) PURE; + STDMETHOD(SetLogFile)(DWORD_PTR) PURE; + STDMETHOD(Abort)() PURE; + STDMETHOD(ShouldOperationContinue)() PURE; +}; -#include +//------------------------------------------------------------------ +// wxAMMediaBackend (Active Movie) +//------------------------------------------------------------------ +class WXDLLIMPEXP_MEDIA wxAMMediaThread : public wxThread +{ +public: + virtual ExitCode Entry(); -#define WM_GRAPHNOTIFY WM_USER+13 + class wxAMMediaBackend* pThis; +}; -#ifdef __WXDEBUG__ -#define wxDSVERIFY(x) wxASSERT( SUCCEEDED ((x)) ) -#else -#define wxDSVERIFY(x) (x) -#endif +//cludgy workaround for wx events. slots would be nice :) +class WXDLLIMPEXP_MEDIA wxAMMediaEvtHandler : public wxEvtHandler +{ +public: + void OnPaint(wxPaintEvent&); + void OnMove(wxMoveEvent&); + void OnSize(wxSizeEvent&); + void OnEraseBackground(wxEraseEvent&); +}; + +typedef BOOL (WINAPI* LPAMGETERRORTEXT)(HRESULT, wxChar *, DWORD); -class wxDXMediaCtrlImpl : public wxMediaCtrlImpl +class WXDLLIMPEXP_MEDIA wxAMMediaBackend : public wxMediaBackend { public: - wxDXMediaCtrlImpl(); + wxAMMediaBackend(); - virtual ~wxDXMediaCtrlImpl(); + virtual ~wxAMMediaBackend(); - virtual bool Create(wxMediaCtrl* ctrl); + virtual bool CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name); virtual bool Play(); virtual bool Pause(); @@ -113,51 +549,76 @@ public: virtual wxMediaState GetState(); - virtual bool SetPosition(long where); - virtual long GetPosition(); - virtual long GetDuration(); + virtual bool SetPosition(wxLongLong where); + virtual wxLongLong GetPosition(); + virtual wxLongLong GetDuration(); - virtual void DoMoveWindow(int x, int y, int w, int h); - wxSize DoGetBestSize() const; + virtual void Move(int x, int y, int w, int h); + wxSize GetVideoSize() const; virtual double GetPlaybackRate(); virtual bool SetPlaybackRate(double); - void Cleanup(); + virtual double GetVolume(); + virtual bool SetVolume(double); - bool m_bVideo; + void Cleanup(); + void OnStop(); + bool SetWindowlessMode(IGraphBuilder* pGB, + IVMRWindowlessControl** ppVMC = NULL); - bool MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); + wxControl* m_ctrl; - wxMediaCtrl* m_ctrl; + wxMediaState m_state; + wxCriticalSection m_rendercs; + IVMRWindowlessControl* m_pVMC; IGraphBuilder* m_pGB; - IMediaControl* m_pMC; - IMediaEventEx* m_pME; - IVideoWindow* m_pVW; IBasicAudio* m_pBA; - IBasicVideo* m_pBV; - IMediaSeeking* m_pMS; + IMediaControl* m_pMC; + IMediaEvent* m_pME; + IMediaPosition* m_pMS; + + wxAMMediaThread* m_pThread; wxSize m_bestSize; -}; -#endif //wxUSE_DIRECTSHOW +#ifdef __WXDEBUG__ + HMODULE m_hQuartzDll; + LPAMGETERRORTEXT m_lpAMGetErrorText; +#endif + + friend class wxAMMediaThread; + friend class wxAMMediaEvtHandler; + + DECLARE_DYNAMIC_CLASS(wxAMMediaBackend) +}; //--------------------------------------------------------------------------- -// wxWMMEMediaCtrlImpl +// +// wxMCIMediaBackend +// //--------------------------------------------------------------------------- +//--------------------------------------------------------------------------- +// MCI Includes +//--------------------------------------------------------------------------- #include -class wxWMMEMediaCtrlImpl : public wxMediaCtrlImpl +class WXDLLIMPEXP_MEDIA wxMCIMediaBackend : public wxMediaBackend { public: - wxWMMEMediaCtrlImpl(); - ~wxWMMEMediaCtrlImpl(); + wxMCIMediaBackend(); + ~wxMCIMediaBackend(); - virtual bool Create(wxMediaCtrl* ctrl); + virtual bool CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name); virtual bool Play(); virtual bool Pause(); @@ -168,490 +629,1071 @@ public: virtual wxMediaState GetState(); - virtual bool SetPosition(long where); - virtual long GetPosition(); - virtual long GetDuration(); + virtual bool SetPosition(wxLongLong where); + virtual wxLongLong GetPosition(); + virtual wxLongLong GetDuration(); - virtual void DoMoveWindow(int x, int y, int w, int h); - wxSize DoGetBestSize() const; + virtual void Move(int x, int y, int w, int h); + wxSize GetVideoSize() const; virtual double GetPlaybackRate(); - virtual bool SetPlaybackRate(double); + virtual bool SetPlaybackRate(double dRate); - bool MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam); + virtual double GetVolume(); + virtual bool SetVolume(double); - MCIDEVICEID m_hDev; - wxMediaCtrl* m_ctrl; - bool m_bVideo; -}; + static LRESULT CALLBACK NotifyWndProc(HWND hWnd, UINT nMsg, + WPARAM wParam, LPARAM lParam); -//########################################################################### -// -// IMPLEMENTATION -// -//########################################################################### + LRESULT CALLBACK OnNotifyWndProc(HWND hWnd, UINT nMsg, + WPARAM wParam, LPARAM lParam); + + MCIDEVICEID m_hDev; //Our MCI Device ID/Handler + wxControl* m_ctrl; //Parent control + HWND m_hNotifyWnd; //Window to use for MCI events + bool m_bVideo; //Whether or not we have video + + DECLARE_DYNAMIC_CLASS(wxMCIMediaBackend) +}; //--------------------------------------------------------------------------- // -// wxMediaCtrl +// wxQTMediaBackend // //--------------------------------------------------------------------------- -bool wxMediaCtrl::Create(wxWindow* parent, wxWindowID id, const wxString& fileName, - const wxPoint& pos, const wxSize& size, - long style, long WXUNUSED(driver), const wxString& name) -{ - //base create - if ( !wxControl::Create(parent, id, pos, size, (style | wxNO_BORDER) | wxCLIP_CHILDREN, - wxDefaultValidator, name) ) - return false; - - //Set our background color to black by default - SetBackgroundColour(*wxBLACK); +//--------------------------------------------------------------------------- +// QT Includes +//--------------------------------------------------------------------------- +//#include //Windoze QT include +//#include //Standard QT stuff +#include "wx/dynlib.h" -#if wxUSE_DIRECTSHOW - m_imp = new wxDXMediaCtrlImpl; - if(!m_imp->Create(this)) - { - delete m_imp; +//--------------------------------------------------------------------------- +// QT Types +//--------------------------------------------------------------------------- +typedef struct MovieRecord* Movie; +typedef wxInt16 OSErr; +typedef wxInt32 OSStatus; +#define noErr 0 +#define fsRdPerm 1 +typedef unsigned char Str255[256]; +#define StringPtr unsigned char* +#define newMovieActive 1 +#define Ptr char* +#define Handle Ptr* +#define Fixed long +#define OSType unsigned long +#define CGrafPtr struct GrafPort * +#define TimeScale long +#define TimeBase struct TimeBaseRecord * + +#ifndef URLDataHandlerSubType +#if defined(__WATCOMC__) || defined(__MINGW32__) +// use magic numbers for compilers which complain about multicharacter integers +const OSType URLDataHandlerSubType = 1970433056; +const OSType VisualMediaCharacteristic = 1702454643; +#else +const OSType URLDataHandlerSubType = 'url '; +const OSType VisualMediaCharacteristic = 'eyes'; #endif - m_imp = new wxWMMEMediaCtrlImpl; - if(!m_imp->Create(this)) - { - delete m_imp; - m_imp = NULL; - return false; - } -#if wxUSE_DIRECTSHOW - } #endif - if(!fileName.empty()) - { - if (!Load(fileName)) - return false; - } +struct FSSpec { + short vRefNum; + long parID; + Str255 name; /*Str63 on mac, Str255 on msw */ +}; - return true; -} +struct Rect { + short top; + short left; + short bottom; + short right; +}; -bool wxMediaCtrl::Create(wxWindow* parent, wxWindowID id, const wxURI& location, - const wxPoint& pos, const wxSize& size, - long style, long WXUNUSED(driver), const wxString& name) -{ - //base create - if ( !wxControl::Create(parent, id, pos, size, (style | wxNO_BORDER) | wxCLIP_CHILDREN, - wxDefaultValidator, name) ) - return false; +struct wide { + wxInt32 hi; + wxUint32 lo; +}; - //Set our background color to black by default - SetBackgroundColour(*wxBLACK); +struct TimeRecord { + wide value; /* units */ + TimeScale scale; /* units per second */ + TimeBase base; +}; -#if wxUSE_DIRECTSHOW - m_imp = new wxDXMediaCtrlImpl; - if(!m_imp->Create(this)) +//--------------------------------------------------------------------------- +// QT Library +//--------------------------------------------------------------------------- +#define wxDL_METHOD_DEFINE( rettype, name, args, shortargs, defret ) \ + typedef rettype (* name ## Type) args ; \ + name ## Type pfn_ ## name; \ + rettype name args \ + { if (m_ok) return pfn_ ## name shortargs ; return defret; } + +#define wxDL_VOIDMETHOD_DEFINE( name, args, shortargs ) \ + typedef void (* name ## Type) args ; \ + name ## Type pfn_ ## name; \ + void name args \ + { if (m_ok) pfn_ ## name shortargs ; } + +#define wxDL_METHOD_LOAD( lib, name, success ) \ + pfn_ ## name = (name ## Type) lib.GetSymbol( wxT(#name), &success ); \ + if (!success) return false; + +//Class that utilizes Robert Roeblings Dynamic Library Macros +class WXDLLIMPEXP_MEDIA wxQuickTimeLibrary +{ +public: + ~wxQuickTimeLibrary() { - delete m_imp; -#endif - m_imp = new wxWMMEMediaCtrlImpl; - if(!m_imp->Create(this)) - { - delete m_imp; - m_imp = NULL; - return false; - } -#if wxUSE_DIRECTSHOW + if(m_dll.IsLoaded()) + m_dll.Unload(); } -#endif - if (!Load(location)) - return false; + bool Initialize(); + bool IsOk() const {return m_ok;} - return true; -} +protected: + wxDynamicLibrary m_dll; + bool m_ok; -bool wxMediaCtrl::Load(const wxString& fileName) -{ - if(m_imp) - return m_imp->Load(fileName); - return false; -} +public: + wxDL_VOIDMETHOD_DEFINE( StartMovie, (Movie m), (m) ); + wxDL_VOIDMETHOD_DEFINE( StopMovie, (Movie m), (m) ); + wxDL_METHOD_DEFINE( bool, IsMovieDone, (Movie m), (m), false); + wxDL_VOIDMETHOD_DEFINE( GoToBeginningOfMovie, (Movie m), (m) ); + wxDL_METHOD_DEFINE( OSErr, GetMoviesError, (), (), -1); + wxDL_METHOD_DEFINE( OSErr, EnterMovies, (), (), -1); + wxDL_VOIDMETHOD_DEFINE( ExitMovies, (), () ); + wxDL_METHOD_DEFINE( OSErr, InitializeQTML, (long flags), (flags), -1); + wxDL_VOIDMETHOD_DEFINE( TerminateQTML, (), () ); + + wxDL_METHOD_DEFINE( OSErr, NativePathNameToFSSpec, + (char* inName, FSSpec* outFile, long flags), + (inName, outFile, flags), -1); + + wxDL_METHOD_DEFINE( OSErr, OpenMovieFile, + (const FSSpec * fileSpec, short * resRefNum, wxInt8 permission), + (fileSpec, resRefNum, permission), -1 ); + + wxDL_METHOD_DEFINE( OSErr, CloseMovieFile, + (short resRefNum), (resRefNum), -1); + + wxDL_METHOD_DEFINE( OSErr, NewMovieFromFile, + (Movie * theMovie, short resRefNum, short * resId, + StringPtr resName, short newMovieFlags, + bool * dataRefWasChanged), + (theMovie, resRefNum, resId, resName, newMovieFlags, + dataRefWasChanged), -1); + + wxDL_VOIDMETHOD_DEFINE( SetMovieRate, (Movie m, Fixed rate), (m, rate) ); + wxDL_METHOD_DEFINE( Fixed, GetMovieRate, (Movie m), (m), 0); + wxDL_VOIDMETHOD_DEFINE( MoviesTask, (Movie m, long maxms), (m, maxms) ); + wxDL_VOIDMETHOD_DEFINE( BlockMove, + (const char* p1, const char* p2, long s), (p1,p2,s) ); + wxDL_METHOD_DEFINE( Handle, NewHandleClear, (long s), (s), NULL ); + + wxDL_METHOD_DEFINE( OSErr, NewMovieFromDataRef, + (Movie * m, short flags, short * id, + Handle dataRef, OSType dataRefType), + (m,flags,id,dataRef,dataRefType), -1 ); + + wxDL_VOIDMETHOD_DEFINE( DisposeHandle, (Handle h), (h) ); + wxDL_VOIDMETHOD_DEFINE( GetMovieNaturalBoundsRect, (Movie m, Rect* r), (m,r) ); + wxDL_METHOD_DEFINE( void*, GetMovieIndTrackType, + (Movie m, long index, OSType type, long flags), + (m,index,type,flags), NULL ); + wxDL_VOIDMETHOD_DEFINE( CreatePortAssociation, + (void* hWnd, void* junk, long morejunk), (hWnd, junk, morejunk) ); + wxDL_METHOD_DEFINE(void*, GetNativeWindowPort, (void* hWnd), (hWnd), NULL); + wxDL_VOIDMETHOD_DEFINE(SetMovieGWorld, (Movie m, CGrafPtr port, void* whatever), + (m, port, whatever) ); + wxDL_VOIDMETHOD_DEFINE(DisposeMovie, (Movie m), (m) ); + wxDL_VOIDMETHOD_DEFINE(SetMovieBox, (Movie m, Rect* r), (m,r)); + wxDL_VOIDMETHOD_DEFINE(SetMovieTimeScale, (Movie m, long s), (m,s)); + wxDL_METHOD_DEFINE(long, GetMovieDuration, (Movie m), (m), 0); + wxDL_METHOD_DEFINE(TimeBase, GetMovieTimeBase, (Movie m), (m), 0); + wxDL_METHOD_DEFINE(TimeScale, GetMovieTimeScale, (Movie m), (m), 0); + wxDL_METHOD_DEFINE(long, GetMovieTime, (Movie m, void* cruft), (m,cruft), 0); + wxDL_VOIDMETHOD_DEFINE(SetMovieTime, (Movie m, TimeRecord* tr), (m,tr) ); + wxDL_METHOD_DEFINE(short, GetMovieVolume, (Movie m), (m), 0); + wxDL_VOIDMETHOD_DEFINE(SetMovieVolume, (Movie m, short sVolume), (m,sVolume) ); +}; -bool wxMediaCtrl::Load(const wxURI& location) +bool wxQuickTimeLibrary::Initialize() { - if(m_imp) - return m_imp->Load(location); - return false; -} + m_ok = false; -bool wxMediaCtrl::Play() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->Play(); - return false; -} + if(!m_dll.Load(wxT("qtmlClient.dll"))) + return false; -bool wxMediaCtrl::Pause() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->Pause(); - return false; -} + bool bOk; + + wxDL_METHOD_LOAD( m_dll, StartMovie, bOk ); + wxDL_METHOD_LOAD( m_dll, StopMovie, bOk ); + wxDL_METHOD_LOAD( m_dll, IsMovieDone, bOk ); + wxDL_METHOD_LOAD( m_dll, GoToBeginningOfMovie, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMoviesError, bOk ); + wxDL_METHOD_LOAD( m_dll, EnterMovies, bOk ); + wxDL_METHOD_LOAD( m_dll, ExitMovies, bOk ); + wxDL_METHOD_LOAD( m_dll, InitializeQTML, bOk ); + wxDL_METHOD_LOAD( m_dll, TerminateQTML, bOk ); + wxDL_METHOD_LOAD( m_dll, NativePathNameToFSSpec, bOk ); + wxDL_METHOD_LOAD( m_dll, OpenMovieFile, bOk ); + wxDL_METHOD_LOAD( m_dll, CloseMovieFile, bOk ); + wxDL_METHOD_LOAD( m_dll, NewMovieFromFile, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieRate, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieRate, bOk ); + wxDL_METHOD_LOAD( m_dll, MoviesTask, bOk ); + wxDL_METHOD_LOAD( m_dll, BlockMove, bOk ); + wxDL_METHOD_LOAD( m_dll, NewHandleClear, bOk ); + wxDL_METHOD_LOAD( m_dll, NewMovieFromDataRef, bOk ); + wxDL_METHOD_LOAD( m_dll, DisposeHandle, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieNaturalBoundsRect, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieIndTrackType, bOk ); + wxDL_METHOD_LOAD( m_dll, CreatePortAssociation, bOk ); + wxDL_METHOD_LOAD( m_dll, GetNativeWindowPort, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieGWorld, bOk ); + wxDL_METHOD_LOAD( m_dll, DisposeMovie, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieBox, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieTimeScale, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieDuration, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieTimeBase, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieTimeScale, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieTime, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieTime, bOk ); + wxDL_METHOD_LOAD( m_dll, GetMovieVolume, bOk ); + wxDL_METHOD_LOAD( m_dll, SetMovieVolume, bOk ); + + m_ok = true; -bool wxMediaCtrl::Stop() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->Stop(); - return false; + return true; } -double wxMediaCtrl::GetPlaybackRate() +class WXDLLIMPEXP_MEDIA wxQTMediaBackend : public wxMediaBackend { - if(m_imp && m_imp->IsLoaded()) - return m_imp->GetPlaybackRate(); - return 0; -} +public: + wxQTMediaBackend(); + ~wxQTMediaBackend(); -bool wxMediaCtrl::SetPlaybackRate(double dRate) -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->SetPlaybackRate(dRate); - return false; -} + virtual bool CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name); -bool wxMediaCtrl::SetPosition(long where) -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->SetPosition(where); - return false; -} + virtual bool Play(); + virtual bool Pause(); + virtual bool Stop(); -long wxMediaCtrl::GetPosition() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->GetPosition(); - return 0; -} + virtual bool Load(const wxString& fileName); + virtual bool Load(const wxURI& location); -long wxMediaCtrl::GetDuration() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->GetDuration(); - return 0; -} + virtual wxMediaState GetState(); -wxMediaState wxMediaCtrl::GetState() -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->GetState(); - return wxMEDIASTATE_STOPPED; -} + virtual bool SetPosition(wxLongLong where); + virtual wxLongLong GetPosition(); + virtual wxLongLong GetDuration(); -WXLRESULT wxMediaCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) -{ - if(m_imp && m_imp->IsLoaded() && m_imp->MSWWindowProc(nMsg, wParam, lParam) ) - return wxControl::MSWDefWindowProc(nMsg, wParam, lParam); - //pass the event to our parent - return wxControl::MSWWindowProc(nMsg, wParam, lParam); -} + virtual void Move(int x, int y, int w, int h); + wxSize GetVideoSize() const; -wxSize wxMediaCtrl::DoGetBestSize() const -{ - if(m_imp && m_imp->IsLoaded()) - return m_imp->DoGetBestSize(); - return wxSize(0,0); -} + virtual double GetPlaybackRate(); + virtual bool SetPlaybackRate(double dRate); -void wxMediaCtrl::DoMoveWindow(int x, int y, int w, int h) -{ - wxControl::DoMoveWindow(x,y,w,h); + virtual double GetVolume(); + virtual bool SetVolume(double); - if(m_imp && m_imp->IsLoaded()) - m_imp->DoMoveWindow(x, y, w, h); -} + void Cleanup(); + void FinishLoad(); -wxMediaCtrl::~wxMediaCtrl() -{ - if (m_imp) - delete m_imp; -} + wxSize m_bestSize; //Original movie size + Movie m_movie; //QT Movie handle/instance + wxControl* m_ctrl; //Parent control + bool m_bVideo; //Whether or not we have video + class _wxQTTimer* m_timer; //Timer for streaming the movie + wxQuickTimeLibrary m_lib; + DECLARE_DYNAMIC_CLASS(wxQTMediaBackend) +}; -//--------------------------------------------------------------------------- + +//=========================================================================== +// IMPLEMENTATION +//=========================================================================== + +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ // -// wxDXMediaCtrlImpl +// wxAMMediaBackend // +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +IMPLEMENT_DYNAMIC_CLASS(wxAMMediaBackend, wxMediaBackend); + +//--------------------------------------------------------------------------- +// Usual debugging macros //--------------------------------------------------------------------------- +#ifdef __WXDEBUG__ +#include "wx/msgdlg.h" +#define MAX_ERROR_TEXT_LEN 160 +// +// FIXME : Just use wxASSERT_MSG here instead of msgdlg - but +// stackwalker still crashes win2k, so do msgdlg for now... +// +#define wxAMVERIFY(x) \ +{ \ + HRESULT hrdsv = (x); \ + if ( FAILED(hrdsv) ) \ + { \ + wxChar szError[MAX_ERROR_TEXT_LEN]; \ + if( m_lpAMGetErrorText != NULL && \ + (*m_lpAMGetErrorText)(hrdsv, szError, MAX_ERROR_TEXT_LEN) == 0) \ + { \ + wxMessageBox( wxString::Format(wxT("DirectShow error \"%s\" \n")\ + wxT("(numeric %i)\n")\ + wxT("occured at line %i in ") \ + wxT("mediactrl.cpp"), \ + (int)hrdsv, szError, __LINE__) ); \ + wxASSERT(false);\ + } \ + else \ + { \ + wxMessageBox( wxString::Format(wxT("Unknown error (%i) ") \ + wxT("occurred at") \ + wxT(" line %i in mediactrl.cpp."), \ + (int)hrdsv, __LINE__) ); \ + wxASSERT(false);\ + } \ + } \ +} +#define wxVERIFY(x) wxASSERT((x)) +#else +#define wxAMVERIFY(x) (x) +#define wxVERIFY(x) (x) +#endif -#if wxUSE_DIRECTSHOW +//--------------------------------------------------------------------------- +// Standard macros for ease of use +//--------------------------------------------------------------------------- +#define SAFE_RELEASE(x) { if (x) x->Release(); x = NULL; } -wxDXMediaCtrlImpl::wxDXMediaCtrlImpl() : m_pGB(NULL) +//--------------------------------------------------------------------------- +// wxAMMediaBackend Constructor +// +// Sets m_hNotifyWnd to NULL to signify that we haven't loaded anything yet +//--------------------------------------------------------------------------- +wxAMMediaBackend::wxAMMediaBackend() : m_state(wxMEDIASTATE_STOPPED), +m_pVMC(NULL) + #ifdef __WXDEBUG__ + , m_hQuartzDll(NULL) + #endif { } -bool wxDXMediaCtrlImpl::Create(wxMediaCtrl* ctrl) +//--------------------------------------------------------------------------- +// wxAMMediaBackend Destructor +// +// Cleans up everything +//--------------------------------------------------------------------------- +wxAMMediaBackend::~wxAMMediaBackend() { - //create our filter graph - HRESULT hr = CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, - IID_IGraphBuilder, (void**)&m_pGB); - - //directshow not installed? - if ( FAILED(hr) ) - return false; - - m_ctrl = ctrl; - - return true; + if (m_pVMC) + Cleanup(); +#ifdef __WXDEBUG__ + if(m_hQuartzDll) + ::FreeLibrary(m_hQuartzDll); +#endif } -#define SAFE_RELEASE(x) { if (x) x->Release(); x = NULL; } - -bool wxDXMediaCtrlImpl::Load(const wxString& fileName) -{ - if(m_bLoaded) - Cleanup(); - - SAFE_RELEASE(m_pGB); +//--------------------------------------------------------------------------- +// wxAMMediaBackend::CreateControl +// +// 1) Check to see if Active Movie supports windowless controls +// 2) Connect events to the media control and its TLW +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) +{ +#ifdef __WXDEBUG__ + m_hQuartzDll = ::LoadLibrary(wxT("quartz.dll")); + if(m_hQuartzDll) + { + m_lpAMGetErrorText = (LPAMGETERRORTEXT) ::GetProcAddress( + m_hQuartzDll, + wxString::Format(wxT("AMGetErrorText%s"), + +#ifdef __WXUNICODE__ + wxT("W") +#else + wxT("A") +#endif +#ifdef __WXWINCE__ + ) +#else + ).mb_str(wxConvLocal) +#endif + ); + } +#endif + + //Make sure a valid windowless video mixing interface exists + IGraphBuilder* pGB; + if( CoCreateInstance(CLSID_FilgraphManager, NULL, + CLSCTX_INPROC_SERVER, + IID_IGraphBuilder, (void**)&pGB) != 0 ) + return false; - CoCreateInstance(CLSID_FilterGraph, NULL, CLSCTX_INPROC_SERVER, - IID_IGraphBuilder, (void**)&m_pGB); + if( !SetWindowlessMode(pGB) ) + return false; + + //clean up + pGB->Release(); + + // + // Create window + // By default wxWindow(s) is created with a border - + // so we need to get rid of those, and create with + // wxCLIP_CHILDREN, so that if the driver/backend + // is a child window, it refreshes properly + // + if ( !ctrl->wxControl::Create(parent, id, pos, size, + (style & ~wxBORDER_MASK) | wxBORDER_NONE | wxCLIP_CHILDREN, + validator, name) ) + return false; + + m_ctrl = ctrl; + + // + // Connect Events + // +//TODO: Greg Hazel reports problems with this... but win2k seems fine on mine... +// m_ctrl->Connect(m_ctrl->GetId(), wxEVT_ERASE_BACKGROUND, +// wxEraseEventHandler(wxAMMediaEvtHandler::OnEraseBackground), +// NULL, (wxEvtHandler*) this); + m_ctrl->Connect(m_ctrl->GetId(), wxEVT_PAINT, + wxPaintEventHandler(wxAMMediaEvtHandler::OnPaint), + NULL, (wxEvtHandler*) this); + + // + // As noted below, we need to catch the Top Level Window's + // move events because they are not sent to us if the media control + // size remains the same but it actually moves in window coordinates + // + wxWindow* pTheTLW = m_ctrl->GetParent(); + while( pTheTLW->GetParent() ) + pTheTLW = pTheTLW->GetParent(); + + // + // FIXMEHACKFIXMEHACKFIXME + // This is really nasty... basically the deal is not only above + // but the repainting is messed up when the parent is maximized + // too, so we've got to catch all 4 events! + // + m_ctrl->Connect(m_ctrl->GetId(), wxEVT_MOVE, + wxMoveEventHandler(wxAMMediaEvtHandler::OnMove), + NULL, (wxEvtHandler*) this); + m_ctrl->Connect(m_ctrl->GetId(), wxEVT_SIZE, + wxSizeEventHandler(wxAMMediaEvtHandler::OnSize), + NULL, (wxEvtHandler*) this); + + pTheTLW->Connect(pTheTLW->GetId(), wxEVT_MOVE, + wxMoveEventHandler(wxAMMediaEvtHandler::OnMove), + NULL, (wxEvtHandler*) this); + pTheTLW->Connect(pTheTLW->GetId(), wxEVT_SIZE, + wxSizeEventHandler(wxAMMediaEvtHandler::OnSize), + NULL, (wxEvtHandler*) this); + + // + // done... + // + return true; +} - //load the graph & render - if( FAILED(m_pGB->RenderFile(fileName.wc_str(wxConvLocal), NULL)) ) +//--------------------------------------------------------------------------- +// wxAMMediaBackend::SetWindowlessMode +// +// Adds a Video Mixing Renderer to a Filter Graph and obtains the +// windowless control from it +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::SetWindowlessMode(IGraphBuilder* pGB, + IVMRWindowlessControl** ppVMC) +{ + // + // Create and add a custom Video Mixing Render to the graph + // + IBaseFilter* pVMR; + if( CoCreateInstance(CLSID_VideoMixingRenderer, NULL, CLSCTX_INPROC_SERVER, + IID_IBaseFilter, (void**)&pVMR) != 0 ) return false; - //get the interfaces, all of them - wxDSVERIFY( m_pGB->QueryInterface(IID_IMediaControl, (void**)&m_pMC) ); - wxDSVERIFY( m_pGB->QueryInterface(IID_IMediaEventEx, (void**)&m_pME) ); - wxDSVERIFY( m_pGB->QueryInterface(IID_IMediaSeeking, (void**)&m_pMS) ); - wxDSVERIFY( m_pGB->QueryInterface(IID_IVideoWindow, (void**)&m_pVW) ); - wxDSVERIFY( m_pGB->QueryInterface(IID_IBasicAudio, (void**)&m_pBA) ); - wxDSVERIFY( m_pGB->QueryInterface(IID_IBasicVideo, (void**)&m_pBV) ); - - //long lVolume; - //pBA->get_Volume(&lVolume); - //E_NOTIMPL - - //get the _actual_ size of the movie & remember it - long nX, nY, nSX, nSY; - if (FAILED(m_pVW->GetWindowPosition(&nX,&nY,&nSX,&nSY))) + if ( pGB->AddFilter(pVMR, L"Video Mixing Renderer") != 0) + { + pVMR->Release(); + return false; + } + + // + // Set the graph to windowless mode + // + IVMRFilterConfig* pConfig; + if( pVMR->QueryInterface(IID_IVMRFilterConfig, (void**)&pConfig) != 0 ) { - m_bVideo = false; + pVMR->Release(); + return false; + } - nSX = nSY = 0; + if( pConfig->SetRenderingMode(2) != 0) //2 == VMRMode_Windowless + { + pConfig->Release(); + pVMR->Release(); + return false; } - else + + pConfig->Release(); + + // + // Obtain the windowless control + // + IVMRWindowlessControl* pVMC; + if( pVMR->QueryInterface(IID_IVMRWindowlessControl, (void**)&pVMC) != 0 ) { - m_bVideo = true; + pVMR->Release(); + return false; } - m_bestSize.x = nSX; - m_bestSize.y = nSY; + // + // Success + // + if(ppVMC) + *ppVMC = pVMC; + else + pVMC->Release(); + + pVMR->Release(); + return true; +} + +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Load (file version) +// +// 1) Cleans up previously loaded data +// 2) Creates a filter graph +// 3) Add a video mixer, set the graph to windowless mode and clip +// output to our media control +// 4) Query interfaces to use later +// 5) Get native video size (which becomes our best size) +// 6) Refresh parent's sizers +// 7) Start event/rendering thread +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::Load(const wxString& fileName) +{ + //if previously loaded cleanup + if(m_pVMC) + Cleanup(); + + //Create interfaces - we already checked for success in CreateControl + CoCreateInstance(CLSID_FilgraphManager, NULL, CLSCTX_INPROC_SERVER, + IID_IGraphBuilder, (void**)&m_pGB); + - if (m_bVideo) + // Set and clip output + SetWindowlessMode(m_pGB, &m_pVMC); + if( m_pVMC->SetVideoClippingWindow((HWND)m_ctrl->GetHandle()) != 0 ) { - wxDSVERIFY( m_pVW->put_Owner((OAHWND)m_ctrl->GetHandle()) ); - wxDSVERIFY( m_pVW->put_WindowStyle(WS_CHILD | WS_CLIPSIBLINGS) ); - wxDSVERIFY( m_pVW->put_Visible(OATRUE) ); //OATRUE == -1 + m_bestSize.x = m_bestSize.y = 0; + wxASSERT(false); } - //make it so that wxEVT_MOVIE_FINISHED works - wxDSVERIFY( m_pME->SetNotifyWindow((OAHWND)m_ctrl->GetHandle(), WM_GRAPHNOTIFY, 0) ); + //load the graph & render + if( m_pGB->RenderFile(fileName.wc_str(wxConvLocal), NULL) != 0 ) + return false; - //set the time format - wxDSVERIFY( m_pMS->SetTimeFormat(&TIME_FORMAT_MEDIA_TIME) ); + //Get the interfaces, all of them + wxAMVERIFY( m_pGB->QueryInterface(IID_IMediaEvent, (void**)&m_pME) ); + wxAMVERIFY( m_pGB->QueryInterface(IID_IMediaControl, (void**)&m_pMC) ); + wxAMVERIFY( m_pGB->QueryInterface(IID_IMediaPosition, (void**)&m_pMS) ); + wxAMVERIFY( m_pGB->QueryInterface(IID_IBasicAudio, (void**)&m_pBA) ); - //so that DoGetBestSize will work :) - m_bLoaded = true; + // Get original video size + if( m_pVMC->GetNativeVideoSize((LONG*)&m_bestSize.x, (LONG*)&m_bestSize.y, + NULL, NULL) != 0 ) + { + m_bestSize.x = m_bestSize.y = 0; + wxASSERT(false); + } - //work around refresh issues + // + // Force the parent window of this control to recalculate + // the size of this if sizers are being used + // and render the results immediately + // m_ctrl->InvalidateBestSize(); m_ctrl->GetParent()->Layout(); m_ctrl->GetParent()->Refresh(); m_ctrl->GetParent()->Update(); + m_ctrl->SetSize(m_ctrl->GetSize()); + + m_pThread = new wxAMMediaThread; + m_pThread->pThis = this; + m_pThread->Create(); + m_pThread->Run(); return true; } -bool wxDXMediaCtrlImpl::Load(const wxURI& location) +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Load (URL Version) +// +// Loads media from a URL. Interestingly enough DirectShow +// appears (?) to escape the URL for us, at least on normal +// files +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::Load(const wxURI& location) { return Load(location.BuildUnescapedURI()); } -bool wxDXMediaCtrlImpl::Play() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Play +// +// Plays the stream. If it is non-seekable, it will restart it (implicit). +// +// Note that we use SUCCEEDED here because run/pause/stop tend to be overly +// picky and return warnings on pretty much every call +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::Play() { - return SUCCEEDED( m_pMC->Run() ); + wxCriticalSectionLocker lock(m_rendercs); + + if( SUCCEEDED(m_pMC->Run()) ) + { + m_state = wxMEDIASTATE_PLAYING; + m_ctrl->Refresh(); //videoless control finicky about refreshing + return true; + } + + return false; } -bool wxDXMediaCtrlImpl::Pause() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Pause +// +// Pauses the stream. +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::Pause() { - return SUCCEEDED( m_pMC->Pause() ); + wxCriticalSectionLocker lock(m_rendercs); + + if( SUCCEEDED(m_pMC->Pause()) ) + { + m_state = wxMEDIASTATE_PAUSED; + return true; + } + + return false; } -bool wxDXMediaCtrlImpl::Stop() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Stop +// +// Stops the stream. +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::Stop() { - bool bOK = SUCCEEDED( m_pMC->Stop() ); + wxCriticalSectionLocker lock(m_rendercs); + if( SUCCEEDED(m_pMC->Stop()) ) + { //We don't care if it can't get to the beginning in directshow - //it could be a non-seeking filter (wince midi) in which case playing //starts all over again - SetPosition(0); - return bOK; + wxAMMediaBackend::SetPosition(0); + + m_state = wxMEDIASTATE_STOPPED; + return true; + } + + return false; } -bool wxDXMediaCtrlImpl::SetPosition(long where) +//--------------------------------------------------------------------------- +// wxAMMediaBackend::SetPosition +// +// 1) Translates the current position's time to directshow time, +// which is in a scale of 1 second (in a double) +// 2) Sets the play position of the IMediaSeeking interface - +// passing NULL as the stop position means to keep the old +// stop position +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::SetPosition(wxLongLong where) { - //DS uses 100 nanos - so we need a 10 mult - LONGLONG pos = ((LONGLONG)where) * 10000; - - return SUCCEEDED( m_pMS->SetPositions( - &pos, - AM_SEEKING_AbsolutePositioning, - NULL, - AM_SEEKING_NoPositioning - ) ); + return SUCCEEDED( m_pMS->put_CurrentPosition( + ((LONGLONG)where.GetValue()) / 1000.0 + ) ); } -long wxDXMediaCtrlImpl::GetPosition() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetPosition +// +// 1) Obtains the current play and stop positions from IMediaSeeking +// 2) Returns the play position translated to our time base +//--------------------------------------------------------------------------- +wxLongLong wxAMMediaBackend::GetPosition() { - LONGLONG outCur, outStop; - wxDSVERIFY( m_pMS->GetPositions(&outCur, &outStop) ); + double outCur; + wxAMVERIFY( m_pMS->get_CurrentPosition(&outCur) ); + + //h,m,s,milli - outdur is in 1 second (double) + outCur *= 1000; + wxLongLong ll; + ll.Assign(outCur); - //h,m,s,milli - outdur is in 100 nanos - return outCur/10000; + return ll; } -long wxDXMediaCtrlImpl::GetDuration() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::SetVolume +// +// Sets the volume through the IBasicAudio interface - +// value ranges from 0 (MAX volume) to -10000 (minimum volume). +// -100 per decibel. +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::SetVolume(double dVolume) { - LONGLONG outDuration; - wxDSVERIFY( m_pMS->GetDuration(&outDuration) ); + return SUCCEEDED(m_pBA->put_Volume( (long) ((dVolume-1.0) * 10000.0) ) ); +} - //h,m,s,milli - outdur is in 100 nanos - return outDuration/10000; +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetVolume +// +// Gets the volume through the IBasicAudio interface - +// value ranges from 0 (MAX volume) to -10000 (minimum volume). +// -100 per decibel. +//--------------------------------------------------------------------------- +double wxAMMediaBackend::GetVolume() +{ + long lVolume; + if ( SUCCEEDED( m_pBA->get_Volume(&lVolume) ) ) + return (((double)(lVolume + 10000)) / 10000.0); + return 0.0; } -wxMediaState wxDXMediaCtrlImpl::GetState() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetDuration +// +// 1) Obtains the duration of the media from IAMMultiMediaStream +// 2) Converts that value to our time base, and returns it +// +// NB: With VBR MP3 files the default DirectShow MP3 render does not +// read the Xing header correctly, resulting in skewed values for duration +// and seeking +//--------------------------------------------------------------------------- +wxLongLong wxAMMediaBackend::GetDuration() { - //TODO: MS recommends against INFINITE here - do it in stages - HRESULT hr; - OAFilterState theState; - hr = m_pMC->GetState(INFINITE, &theState); - - wxASSERT( SUCCEEDED(hr) ); + double outDuration; + wxAMVERIFY( m_pMS->get_Duration(&outDuration) ); + + //h,m,s,milli - outdur is in 1 second (double) + outDuration *= 1000; + wxLongLong ll; + ll.Assign(outDuration); - //MSW state is the same as ours - //State_Stopped = 0, - //State_Paused = State_Stopped + 1, - //State_Running = State_Paused + 1 + return ll; +} - return (wxMediaState) theState; +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetState +// +// Returns the cached state +//--------------------------------------------------------------------------- +wxMediaState wxAMMediaBackend::GetState() +{ + return m_state; } -double wxDXMediaCtrlImpl::GetPlaybackRate() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetPlaybackRate +// +// Pretty simple way of obtaining the playback rate from +// the IMediaSeeking interface +//--------------------------------------------------------------------------- +double wxAMMediaBackend::GetPlaybackRate() { double dRate; - wxDSVERIFY( m_pMS->GetRate(&dRate) ); + wxAMVERIFY( m_pMS->get_Rate(&dRate) ); return dRate; } -bool wxDXMediaCtrlImpl::SetPlaybackRate(double dRate) +//--------------------------------------------------------------------------- +// wxAMMediaBackend::SetPlaybackRate +// +// Sets the playback rate of the media - DirectShow is pretty good +// about this, actually +//--------------------------------------------------------------------------- +bool wxAMMediaBackend::SetPlaybackRate(double dRate) { - return SUCCEEDED( m_pMS->SetRate(dRate) ); + return m_pMS->put_Rate(dRate) == 0; } -bool wxDXMediaCtrlImpl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Cleanup +// +// Releases all the directshow interfaces we use +// TODO: Maybe only create one instance of IAMMultiMediaStream and reuse it +// rather than recreating it each time? +//--------------------------------------------------------------------------- +void wxAMMediaBackend::Cleanup() { - if (nMsg == WM_GRAPHNOTIFY) - { - LONG evCode, evParam1, evParam2; - HRESULT hr=S_OK; - - // Process all queued events - while(SUCCEEDED(m_pME->GetEvent(&evCode, (LONG_PTR *) &evParam1, - (LONG_PTR *) &evParam2, 0) - ) - ) - { - // Free memory associated with callback, since we're not using it - hr = m_pME->FreeEventParams(evCode, evParam1, evParam2); + m_pThread->Delete(); + m_pThread = NULL; - // If this is the end of the clip, notify handler - if(EC_COMPLETE == evCode) - { - //Interestingly enough, DirectShow does not actually stop - //the filters - even when it reaches the end! -#ifdef __WXDEBUG__ - wxASSERT( Stop() ); -#else - Stop(); -#endif + // Release and zero DirectShow interfaces + SAFE_RELEASE(m_pMC); + SAFE_RELEASE(m_pME); + SAFE_RELEASE(m_pMS); + SAFE_RELEASE(m_pBA); + SAFE_RELEASE(m_pGB); + SAFE_RELEASE(m_pVMC); +} - wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, m_ctrl->GetId()); - m_ctrl->GetParent()->ProcessEvent(theEvent); - } - } - return true; - } - return false; + +//--------------------------------------------------------------------------- +// wxAMMediaBackend::GetVideoSize +// +// Obtains the cached original video size +//--------------------------------------------------------------------------- +wxSize wxAMMediaBackend::GetVideoSize() const +{ + return m_bestSize; } -void wxDXMediaCtrlImpl::Cleanup() +//--------------------------------------------------------------------------- +// wxAMMediaBackend::Move +// +// We take care of this in our redrawing +//--------------------------------------------------------------------------- +void wxAMMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y), + int w, int h) { - // Hide then disown the window - if(m_pVW) + if(m_pVMC) { - m_pVW->put_Visible(OAFALSE); //OSFALSE == 0 - m_pVW->put_Owner(NULL); + RECT srcRect, destRect; + + //portion of video to display in window + srcRect.top = 0; srcRect.left = 0; + srcRect.bottom = m_bestSize.y; srcRect.right = m_bestSize.x; + + //position in window client coordinates to display and stretch to + destRect.top = 0; destRect.left = 0; + destRect.bottom = h; destRect.right = w; + + //set the windowless control positions + if( m_pVMC->SetVideoPosition(&srcRect, &destRect) != 0 ) + { + wxASSERT_MSG(false, wxT("Could not set video position!")); + } + +/* + //oddly enough, it doesn't redraw the frame after moving... + //TODO: Use wxClientDC? + HDC hdc = ::GetDC((HWND)m_ctrl->GetHandle()); + if( m_pVMC->RepaintVideo((HWND)m_ctrl->GetHandle(), + hdc) != 0 ) + { + wxASSERT(false); + } + ::ReleaseDC((HWND)m_ctrl->GetHandle(), hdc); +*/ } +} - // Release and zero DirectShow interfaces - SAFE_RELEASE(m_pME); - SAFE_RELEASE(m_pMS); - SAFE_RELEASE(m_pMC); - SAFE_RELEASE(m_pBA); - SAFE_RELEASE(m_pBV); - SAFE_RELEASE(m_pVW); +//--------------------------------------------------------------------------- +// wxAMMediaEvtHandler::OnMove +// +// Oddly enough Move isn't called on MSW when the parent moves +// and the child (us) doesn't, so we have to do it twice I guess :( +//--------------------------------------------------------------------------- +void wxAMMediaEvtHandler::OnMove(wxMoveEvent& evt) +{ + wxAMMediaBackend* pThis = (wxAMMediaBackend*) this; + pThis->Move(pThis->m_ctrl->GetPosition().x, + pThis->m_ctrl->GetPosition().y, + pThis->m_ctrl->GetSize().x, + pThis->m_ctrl->GetSize().y ); + evt.Skip(); +} +void wxAMMediaEvtHandler::OnSize(wxSizeEvent& evt) +{ + wxAMMediaBackend* pThis = (wxAMMediaBackend*) this; + pThis->Move(pThis->m_ctrl->GetPosition().x, + pThis->m_ctrl->GetPosition().y, + pThis->m_ctrl->GetSize().x, + pThis->m_ctrl->GetSize().y ); + evt.Skip(); } -wxDXMediaCtrlImpl::~wxDXMediaCtrlImpl() +//--------------------------------------------------------------------------- +// wxAMMediaThread::Entry +// +// Render the current movie frame +//--------------------------------------------------------------------------- +wxThread::ExitCode wxAMMediaThread::Entry() { - if (m_bLoaded) - Cleanup(); + while(!TestDestroy()) + { + LONG evCode, + evParam1, + evParam2; + + // + // DirectShow keeps a list of queued events, and we need + // to go through them one by one, stopping at (Hopefully only one) + // EC_COMPLETE message + // + while( pThis->m_pME->GetEvent(&evCode, (LONG_PTR *) &evParam1, + (LONG_PTR *) &evParam2, 0) == 0 ) + { + // Cleanup memory that GetEvent allocated + if( pThis->m_pME->FreeEventParams(evCode, evParam1, evParam2) != 0 ) + { + wxASSERT(false); + } - SAFE_RELEASE(m_pGB); + // If this is the end of the clip, notify handler + if(1 == evCode) //EC_COMPLETE + { + pThis->OnStop(); + } + } + + Sleep(10); + } + + return NULL; } -wxSize wxDXMediaCtrlImpl::DoGetBestSize() const + +//--------------------------------------------------------------------------- +// wxAMMediaBackend::OnStop +// +// Handle stopping when the stream ends +//--------------------------------------------------------------------------- +void wxAMMediaBackend::OnStop() { - return m_bestSize; + //send the event to our child + wxMediaEvent theEvent(wxEVT_MEDIA_STOP, m_ctrl->GetId()); + m_ctrl->ProcessEvent(theEvent); + + //if the user didn't veto it, stop the stream + if (theEvent.IsAllowed()) + { + //Interestingly enough, DirectShow does not actually stop + //the filters - even when it reaches the end! + wxVERIFY( Stop() ); + + //send the event to our child + wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, + m_ctrl->GetId()); + m_ctrl->ProcessEvent(theEvent); + } } -void wxDXMediaCtrlImpl::DoMoveWindow(int x, int y, int w, int h) +//--------------------------------------------------------------------------- +// wxAMMediaEvtHandler::OnEraseBackground +// +// Tell WX not to erase the background of our control window +//--------------------------------------------------------------------------- +void wxAMMediaEvtHandler::OnEraseBackground(wxEraseEvent& evt) { - if(m_bLoaded && m_bVideo) + wxAMMediaBackend* pThis = (wxAMMediaBackend*) this; + if(pThis->m_pVMC) { - wxDSVERIFY( m_pVW->SetWindowPosition(0, 0, w, h) ); + //TODO: Use wxClientDC? + HDC hdc = ::GetDC((HWND)pThis->m_ctrl->GetHandle()); + if( pThis->m_pVMC->RepaintVideo((HWND)pThis->m_ctrl->GetHandle(), + hdc) != 0 ) + { + wxASSERT(false); } + ::ReleaseDC((HWND)pThis->m_ctrl->GetHandle(), hdc); + } + else + evt.Skip(); } -#endif //wxUSE_DIRECTSHOW +//--------------------------------------------------------------------------- +// wxAMMediaEvtHandler::OnPaint +// +// Handle redrawing +//--------------------------------------------------------------------------- +void wxAMMediaEvtHandler::OnPaint(wxPaintEvent& WXUNUSED(evt)) +{ + wxAMMediaBackend* pThis = (wxAMMediaBackend*) this; + wxPaintDC dc(pThis->m_ctrl); + if( pThis->m_pVMC ) + { + if( pThis->m_pVMC->RepaintVideo((HWND)pThis->m_ctrl->GetHandle(), + (HDC)dc.GetHDC()) != 0 ) + { + wxASSERT(false); + } + } +} //--------------------------------------------------------------------------- +// End of wxAMMediaBackend +//--------------------------------------------------------------------------- + +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ // -// wxWMMEMediaCtrlImpl +// wxMCIMediaBackend // +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +IMPLEMENT_DYNAMIC_CLASS(wxMCIMediaBackend, wxMediaBackend); + +//--------------------------------------------------------------------------- +// Usual debugging macros for MCI returns //--------------------------------------------------------------------------- +#ifdef __WXDEBUG__ +#define wxMCIVERIFY(arg) \ +{ \ + DWORD nRet; \ + if ( (nRet = (arg)) != 0) \ + { \ + TCHAR sz[5000]; \ + mciGetErrorString(nRet, sz, 5000); \ + wxFAIL_MSG(wxString::Format(_T("MCI Error:%s"), sz)); \ + } \ +} +#else +#define wxMCIVERIFY(arg) (arg); +#endif + +//--------------------------------------------------------------------------- +// Simulation for // -// Cruft to simulate digitalv.h -// +// Mingw and possibly other compilers don't have the digitalv.h header +// that is needed to have some essential features of mci work with +// windows - so we provide the declarations for the types we use here +//--------------------------------------------------------------------------- typedef struct { DWORD_PTR dwCallback; #ifdef MCI_USE_OFFEXT POINT ptOffset; POINT ptExtent; -#else +#else RECT rc; #endif } MCI_DGV_RECT_PARMS; @@ -666,65 +1708,119 @@ typedef struct { #ifndef _WIN32 WORD wReserved2; #endif - LPSTR lpstrText; -} MCI_DGV_WINDOW_PARMSA; + wxChar* lpstrText; +} MCI_DGV_WINDOW_PARMS; + +typedef struct { + DWORD_PTR dwCallback; + DWORD dwTimeFormat; + DWORD dwAudio; + DWORD dwFileFormat; + DWORD dwSpeed; +} MCI_DGV_SET_PARMS; typedef struct { DWORD_PTR dwCallback; - HWND hWnd; -#ifndef _WIN32 - WORD wReserved1; -#endif - UINT nCmdShow; -#ifndef _WIN32 - WORD wReserved2; -#endif - LPWSTR lpstrText; -} MCI_DGV_WINDOW_PARMSW; -#ifdef UNICODE -typedef MCI_DGV_WINDOW_PARMSW MCI_DGV_WINDOW_PARMS; -#else -typedef MCI_DGV_WINDOW_PARMSA MCI_DGV_WINDOW_PARMS; -#endif // UNICODE + DWORD dwItem; + DWORD dwValue; + DWORD dwOver; + wxChar* lpstrAlgorithm; + wxChar* lpstrQuality; +} MCI_DGV_SETAUDIO_PARMS; -wxWMMEMediaCtrlImpl::wxWMMEMediaCtrlImpl() : m_bVideo(false) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend Constructor +// +// Here we don't need to do much except say we don't have any video :) +//--------------------------------------------------------------------------- +wxMCIMediaBackend::wxMCIMediaBackend() : m_hNotifyWnd(NULL), m_bVideo(false) { -/* TCHAR sz[5000]; - mciGetErrorString(nError, sz, 5000); - wxMessageBox(wxString::Format(_T("Error:%s"), sz)); - */ } -wxWMMEMediaCtrlImpl::~wxWMMEMediaCtrlImpl() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend Destructor +// +// We close the mci device - note that there may not be an mci device here, +// or it may fail - but we don't really care, since we're destructing +//--------------------------------------------------------------------------- +wxMCIMediaBackend::~wxMCIMediaBackend() { - mciSendCommand(m_hDev, MCI_CLOSE, 0, 0); + if(m_hNotifyWnd) + { + mciSendCommand(m_hDev, MCI_CLOSE, 0, 0); + DestroyWindow(m_hNotifyWnd); + m_hNotifyWnd = NULL; + } } -bool wxWMMEMediaCtrlImpl::Create(wxMediaCtrl* ctrl) -{ +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Create +// +// Here we just tell wxMediaCtrl that mci does exist (which it does, on all +// msw systems, at least in some form dating back to win16 days) +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) +{ + // + // Create window + // By default wxWindow(s) is created with a border - + // so we need to get rid of those, and create with + // wxCLIP_CHILDREN, so that if the driver/backend + // is a child window, it refereshes properly + // + if ( !ctrl->wxControl::Create(parent, id, pos, size, + (style & ~wxBORDER_MASK) | wxBORDER_NONE | wxCLIP_CHILDREN, + validator, name) ) + return false; + m_ctrl = ctrl; return true; } -bool wxWMMEMediaCtrlImpl::Load(const wxString& fileName) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Load (file version) +// +// Here we have MCI load a file and device, set the time format to our +// default (milliseconds), and set the video (if any) to play in the control +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::Load(const wxString& fileName) { - if(m_bLoaded) + // + //if the user already called load close the previous MCI device + // + if(m_hNotifyWnd) + { mciSendCommand(m_hDev, MCI_CLOSE, 0, 0); + DestroyWindow(m_hNotifyWnd); + m_hNotifyWnd = NULL; + } + // + //Opens a file and has MCI select a device. Normally you'd put + //MCI_OPEN_TYPE in addition to MCI_OPEN_ELEMENT - however if you + //omit this it tells MCI to select the device instead. This is + //good because we have no reliable way of "enumerating" the devices + //in MCI + // MCI_OPEN_PARMS openParms; - MCI_SET_PARMS setParms; - openParms.lpstrElementName = (wxChar*) fileName.c_str(); - //Here's where the trick lies - if you don't specify MCI_OPEN_TYPE, - //then it actually automagically finds the device for you! - if ( mciSendCommand(0, MCI_OPEN, - MCI_OPEN_ELEMENT, - (DWORD)(LPVOID)&openParms) != 0) - return false; + if ( mciSendCommand(0, MCI_OPEN, MCI_OPEN_ELEMENT, + (DWORD)(LPVOID)&openParms) != 0) + return false; m_hDev = openParms.wDeviceID; + // + //Now set the time format for the device to milliseconds + // + MCI_SET_PARMS setParms; setParms.dwCallback = 0; setParms.dwTimeFormat = MCI_FORMAT_MILLISECONDS; @@ -732,55 +1828,131 @@ bool wxWMMEMediaCtrlImpl::Load(const wxString& fileName) (DWORD)(LPVOID)&setParms) != 0) return false; + // + //Now tell the MCI device to display the video in our wxMediaCtrl + // MCI_DGV_WINDOW_PARMS windowParms; - windowParms.hWnd = (HWND)m_ctrl->GetHandle(); + m_bVideo = (mciSendCommand(m_hDev, MCI_WINDOW, - 0x00010000L //MCI_DGV_WINDOW_HWND - , - (DWORD)(LPVOID)&windowParms) == 0); - m_bLoaded = true; + 0x00010000L, //MCI_DGV_WINDOW_HWND + (DWORD)(LPVOID)&windowParms) == 0); + + // + // Create a hidden window and register to handle + // MCI events + // Note that wxCanvasClassName is already registered + // and used by all wxWindows and normal wxControls + // + m_hNotifyWnd = ::CreateWindow + ( + wxCanvasClassName, + NULL, + 0, 0, 0, 0, + 0, + (HWND) NULL, + (HMENU)NULL, + wxGetInstance(), + (LPVOID) NULL + ); + + if(!m_hNotifyWnd) + { + wxLogSysError( wxT("Could not create hidden needed for ") + wxT("registering for DirectShow events!") ); + + return false; + } - //work around refresh issues + wxSetWindowProc(m_hNotifyWnd, wxMCIMediaBackend::NotifyWndProc); + + ::SetWindowLong(m_hNotifyWnd, GWL_USERDATA, + (LONG) this); + + // + //Here, if the parent of the control has a sizer - we + //tell it to recalculate the size of this control since + //the user opened a separate media file + // m_ctrl->InvalidateBestSize(); m_ctrl->GetParent()->Layout(); m_ctrl->GetParent()->Refresh(); m_ctrl->GetParent()->Update(); - + m_ctrl->SetSize(m_ctrl->GetSize()); + return true; } -bool wxWMMEMediaCtrlImpl::Load(const wxURI& WXUNUSED(location)) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Load (URL version) +// +// MCI doesn't support URLs directly (?) +// +// TODO: Use wxURL/wxFileSystem and mmioInstallProc +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::Load(const wxURI& WXUNUSED(location)) { return false; } -bool wxWMMEMediaCtrlImpl::Play() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Play +// +// Plays/Resumes the MCI device... a couple notes: +// 1) Certain drivers will crash and burn if we don't pass them an +// MCI_PLAY_PARMS, despite the documentation that says otherwise... +// 2) There is a MCI_RESUME command, but MCI_PLAY does the same thing +// and will resume from a stopped state also, so there's no need to +// call both, for example +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::Play() { - //the directshow driver ("mpegvideo") will crash if we don't do a playParms here MCI_PLAY_PARMS playParms; - playParms.dwCallback = (WORD)(HWND)m_ctrl->GetHWND(); - bool bOK = mciSendCommand(m_hDev, MCI_PLAY, MCI_NOTIFY, (DWORD)(LPVOID)&playParms) == 0; - return (bOK) ;/*|| - (mciSendCommand(m_hDev, MCI_RESUME, 0, 0) == 0);*/ + playParms.dwCallback = (DWORD)m_hNotifyWnd; + + bool bOK = ( mciSendCommand(m_hDev, MCI_PLAY, MCI_NOTIFY, + (DWORD)(LPVOID)&playParms) == 0 ); + + if(bOK) + m_ctrl->Show(m_bVideo); + + return bOK; } -bool wxWMMEMediaCtrlImpl::Pause() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Pause +// +// Pauses the MCI device - nothing special +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::Pause() { return (mciSendCommand(m_hDev, MCI_PAUSE, MCI_WAIT, 0) == 0); } -bool wxWMMEMediaCtrlImpl::Stop() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Stop +// +// Stops the MCI device & seeks to the beginning as wxMediaCtrl docs outline +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::Stop() { return (mciSendCommand(m_hDev, MCI_STOP, MCI_WAIT, 0) == 0) && (mciSendCommand(m_hDev, MCI_SEEK, MCI_SEEK_TO_START, 0) == 0); } - -wxMediaState wxWMMEMediaCtrlImpl::GetState() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetState +// +// Here we get the state and convert it to a wxMediaState - +// since we use direct comparisons with MCI_MODE_PLAY and +// MCI_MODE_PAUSE, we don't care if the MCI_STATUS call +// fails or not +//--------------------------------------------------------------------------- +wxMediaState wxMCIMediaBackend::GetState() { MCI_STATUS_PARMS statusParms; statusParms.dwItem = MCI_STATUS_MODE; + mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, (DWORD)(LPVOID)&statusParms); @@ -792,94 +1964,747 @@ wxMediaState wxWMMEMediaCtrlImpl::GetState() return wxMEDIASTATE_STOPPED; } -bool wxWMMEMediaCtrlImpl::SetPosition(long where) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::SetPosition +// +// Here we set the position of the device in the stream. +// Note that MCI actually stops the device after you seek it if the +// device is playing/paused, so we need to play the file after +// MCI seeks like normal APIs would +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::SetPosition(wxLongLong where) { MCI_SEEK_PARMS seekParms; seekParms.dwCallback = 0; - seekParms.dwTo = where; - +#if wxUSE_LONGLONG_NATIVE && !wxUSE_LONGLONG_WX + seekParms.dwTo = (DWORD)where.GetValue(); +#else /* wxUSE_LONGLONG_WX */ + /* no way to return it in one piece */ + wxASSERT( where.GetHi()==0 ); + seekParms.dwTo = (DWORD)where.GetLo(); +#endif /* wxUSE_LONGLONG_* */ + + //device was playing? bool bReplay = GetState() == wxMEDIASTATE_PLAYING; - if( mciSendCommand(m_hDev, MCI_SEEK, MCI_TO, (DWORD)(LPVOID)&seekParms) != 0) + if( mciSendCommand(m_hDev, MCI_SEEK, MCI_TO, + (DWORD)(LPVOID)&seekParms) != 0) return false; + //If the device was playing, resume it if (bReplay) return Play(); else return true; } -long wxWMMEMediaCtrlImpl::GetPosition() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetPosition +// +// Gets the position of the device in the stream using the current +// time format... nothing special here... +//--------------------------------------------------------------------------- +wxLongLong wxMCIMediaBackend::GetPosition() { MCI_STATUS_PARMS statusParms; - - statusParms.dwItem = MCI_STATUS_POSITION; - if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, - (DWORD)(LPSTR)&statusParms) != 0) + statusParms.dwItem = MCI_STATUS_POSITION; + + if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, + (DWORD)(LPSTR)&statusParms) != 0) return 0; return statusParms.dwReturn; } -long wxWMMEMediaCtrlImpl::GetDuration() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetVolume +// +// Gets the volume of the current media via the MCI_DGV_STATUS_VOLUME +// message. Value ranges from 0 (minimum) to 1000 (maximum volume). +//--------------------------------------------------------------------------- +double wxMCIMediaBackend::GetVolume() { MCI_STATUS_PARMS statusParms; - - statusParms.dwItem = MCI_STATUS_LENGTH; - if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, - (DWORD)(LPSTR)&statusParms) != 0) + statusParms.dwCallback = 0; + statusParms.dwItem = 0x4019; //MCI_DGV_STATUS_VOLUME + + if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, + (DWORD)(LPSTR)&statusParms) != 0) + return 0; + + return ((double)statusParms.dwReturn) / 1000.0; +} + +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::SetVolume +// +// Sets the volume of the current media via the MCI_DGV_SETAUDIO_VOLUME +// message. Value ranges from 0 (minimum) to 1000 (maximum volume). +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::SetVolume(double dVolume) +{ + MCI_DGV_SETAUDIO_PARMS audioParms; + audioParms.dwCallback = 0; + audioParms.dwItem = 0x4002; //MCI_DGV_SETAUDIO_VOLUME + audioParms.dwValue = (DWORD) (dVolume * 1000.0); + audioParms.dwOver = 0; + audioParms.lpstrAlgorithm = NULL; + audioParms.lpstrQuality = NULL; + + if (mciSendCommand(m_hDev, 0x0873, //MCI_SETAUDIO + 0x00800000L | 0x01000000L, //MCI_DGV_SETAUDIO+(_ITEM | _VALUE) + (DWORD)(LPSTR)&audioParms) != 0) + return false; + return true; +} + +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetDuration +// +// Gets the duration of the stream... nothing special +//--------------------------------------------------------------------------- +wxLongLong wxMCIMediaBackend::GetDuration() +{ + MCI_STATUS_PARMS statusParms; + statusParms.dwItem = MCI_STATUS_LENGTH; + + if (mciSendCommand(m_hDev, MCI_STATUS, MCI_STATUS_ITEM, + (DWORD)(LPSTR)&statusParms) != 0) return 0; return statusParms.dwReturn; } -void wxWMMEMediaCtrlImpl::DoMoveWindow(int, int, int, int) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::Move +// +// Moves the window to a location +//--------------------------------------------------------------------------- +void wxMCIMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y), + int w, int h) { + if (m_hNotifyWnd && m_bVideo) + { + MCI_DGV_RECT_PARMS putParms; //ifdefed MCI_DGV_PUT_PARMS + memset(&putParms, 0, sizeof(MCI_DGV_RECT_PARMS)); + putParms.rc.bottom = h; + putParms.rc.right = w; + + //wxStackWalker will crash and burn here on assert + //and mci doesn't like 0 and 0 for some reason (out of range ) + //so just don't it in that case + if(w || h) + { + wxMCIVERIFY( mciSendCommand(m_hDev, MCI_PUT, + 0x00040000L, //MCI_DGV_PUT_DESTINATION + (DWORD)(LPSTR)&putParms) ); + } + } } -wxSize wxWMMEMediaCtrlImpl::DoGetBestSize() const +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetVideoSize +// +// Gets the original size of the movie for sizers +//--------------------------------------------------------------------------- +wxSize wxMCIMediaBackend::GetVideoSize() const { if(m_bVideo) { - MCI_DGV_RECT_PARMS rect; + MCI_DGV_RECT_PARMS whereParms; //ifdefed MCI_DGV_WHERE_PARMS - mciSendCommand(m_hDev, MCI_WHERE, 0x00020000L//MCI_DGV_WHERE_SOURCE - , - (DWORD)(LPSTR)&rect); - return wxSize(rect.rc.right, rect.rc.bottom); + wxMCIVERIFY( mciSendCommand(m_hDev, MCI_WHERE, + 0x00020000L, //MCI_DGV_WHERE_SOURCE + (DWORD)(LPSTR)&whereParms) ); + + return wxSize(whereParms.rc.right, whereParms.rc.bottom); } return wxSize(0,0); } -double wxWMMEMediaCtrlImpl::GetPlaybackRate() +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::GetPlaybackRate +// +// TODO +//--------------------------------------------------------------------------- +double wxMCIMediaBackend::GetPlaybackRate() { return 1.0; } -bool wxWMMEMediaCtrlImpl::SetPlaybackRate(double) +//--------------------------------------------------------------------------- +// wxMCIMediaBackend::SetPlaybackRate +// +// TODO +//--------------------------------------------------------------------------- +bool wxMCIMediaBackend::SetPlaybackRate(double WXUNUSED(dRate)) { +/* + MCI_WAVE_SET_SAMPLESPERSEC + MCI_DGV_SET_PARMS setParms; + setParms.dwSpeed = (DWORD) (dRate * 1000.0); + + return (mciSendCommand(m_hDev, MCI_SET, + 0x00020000L, //MCI_DGV_SET_SPEED + (DWORD)(LPSTR)&setParms) == 0); +*/ return false; } -bool wxWMMEMediaCtrlImpl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam) +//--------------------------------------------------------------------------- +// [static] wxMCIMediaBackend::MSWWindowProc +// +// Here we process a message when MCI reaches the stopping point +// in the stream +//--------------------------------------------------------------------------- +LRESULT CALLBACK wxMCIMediaBackend::NotifyWndProc(HWND hWnd, UINT nMsg, + WPARAM wParam, + LPARAM lParam) +{ + wxMCIMediaBackend* backend = (wxMCIMediaBackend*) +#ifdef _WIN32 + ::GetWindowLong(hWnd, GWL_USERDATA); +#else + ::GetWindowLongPtr(hWnd, GWLP_USERDATA); +#endif + wxASSERT(backend); + + return backend->OnNotifyWndProc(hWnd, nMsg, wParam, lParam); +} + +LRESULT CALLBACK wxMCIMediaBackend::OnNotifyWndProc(HWND hWnd, UINT nMsg, + WPARAM wParam, + LPARAM lParam) { if(nMsg == MM_MCINOTIFY) { - wxASSERT(lParam == (WXLPARAM) m_hDev); - if(wParam == (WXWPARAM) MCI_NOTIFY_SUCCESSFUL && lParam == (WXLPARAM) m_hDev) + wxASSERT(lParam == (LPARAM) m_hDev); + if(wParam == MCI_NOTIFY_SUCCESSFUL && lParam == (LPARAM)m_hDev) { -#ifdef __WXDEBUG__ - wxASSERT(mciSendCommand(m_hDev, MCI_SEEK, MCI_SEEK_TO_START, 0) == 0); -#else - mciSendCommand(m_hDev, MCI_SEEK, MCI_SEEK_TO_START, 0); -#endif + wxMediaEvent theEvent(wxEVT_MEDIA_STOP, m_ctrl->GetId()); + m_ctrl->ProcessEvent(theEvent); + + if(theEvent.IsAllowed()) + { + wxMCIVERIFY( mciSendCommand(m_hDev, MCI_SEEK, + MCI_SEEK_TO_START, 0) ); - wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, m_ctrl->GetId()); - m_ctrl->GetParent()->ProcessEvent(theEvent); + //send the event to our child + wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, + m_ctrl->GetId()); + m_ctrl->ProcessEvent(theEvent); + } } - return true; } - return false; + return DefWindowProc(hWnd, nMsg, wParam, lParam); +} +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ +// +// wxQTMediaBackend +// +// TODO: Use a less cludgy way to pause/get state/set state +// TODO: Dynamically load from qtml.dll +//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + +IMPLEMENT_DYNAMIC_CLASS(wxQTMediaBackend, wxMediaBackend); + +//Time between timer calls +#define MOVIE_DELAY 100 + +#include "wx/timer.h" + +// -------------------------------------------------------------------------- +// wxQTTimer - Handle Asyncronous Playing +// -------------------------------------------------------------------------- +class _wxQTTimer : public wxTimer +{ +public: + _wxQTTimer(Movie movie, wxQTMediaBackend* parent, wxQuickTimeLibrary* pLib) : + m_movie(movie), m_bPaused(false), m_parent(parent), m_pLib(pLib) + { + } + + ~_wxQTTimer() + { + } + + bool GetPaused() {return m_bPaused;} + void SetPaused(bool bPaused) {m_bPaused = bPaused;} + + //----------------------------------------------------------------------- + // _wxQTTimer::Notify + // + // 1) Checks to see if the movie is done, and if not continues + // streaming the movie + // 2) Sends the wxEVT_MEDIA_STOP event if we have reached the end of + // the movie. + //----------------------------------------------------------------------- + void Notify() + { + if (!m_bPaused) + { + if(!m_pLib->IsMovieDone(m_movie)) + m_pLib->MoviesTask(m_movie, MOVIE_DELAY); + else + { + wxMediaEvent theEvent(wxEVT_MEDIA_STOP, + m_parent->m_ctrl->GetId()); + m_parent->m_ctrl->ProcessEvent(theEvent); + + if(theEvent.IsAllowed()) + { + Stop(); + m_parent->Stop(); + wxASSERT(m_pLib->GetMoviesError() == noErr); + + //send the event to our child + wxMediaEvent theEvent(wxEVT_MEDIA_FINISHED, + m_parent->m_ctrl->GetId()); + m_parent->m_ctrl->ProcessEvent(theEvent); + } + } + } + } + +protected: + Movie m_movie; //Our movie instance + bool m_bPaused; //Whether we are paused or not + wxQTMediaBackend* m_parent; //Backend pointer + wxQuickTimeLibrary* m_pLib; //Interfaces +}; + +//--------------------------------------------------------------------------- +// wxQTMediaBackend Destructor +// +// Sets m_timer to NULL signifying we havn't loaded anything yet +//--------------------------------------------------------------------------- +wxQTMediaBackend::wxQTMediaBackend() : m_timer(NULL) +{ +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend Destructor +// +// 1) Cleans up the QuickTime movie instance +// 2) Decrements the QuickTime reference counter - if this reaches +// 0, QuickTime shuts down +// 3) Decrements the QuickTime Windows Media Layer reference counter - +// if this reaches 0, QuickTime shuts down the Windows Media Layer +//--------------------------------------------------------------------------- +wxQTMediaBackend::~wxQTMediaBackend() +{ + if(m_timer) + Cleanup(); + + if(m_lib.IsOk()) + { + //Note that ExitMovies() is not necessary, but + //the docs are fuzzy on whether or not TerminateQTML is + m_lib.ExitMovies(); + m_lib.TerminateQTML(); + } +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::CreateControl +// +// 1) Intializes QuickTime +// 2) Creates the control window +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::CreateControl(wxControl* ctrl, wxWindow* parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxValidator& validator, + const wxString& name) +{ + if(!m_lib.Initialize()) + return false; + + int nError = m_lib.InitializeQTML(0); + if (nError != noErr) //-2093 no dll + { + wxFAIL_MSG(wxString::Format(wxT("Couldn't Initialize Quicktime-%i"), nError)); + return false; + } + m_lib.EnterMovies(); + + // + // Create window + // By default wxWindow(s) is created with a border - + // so we need to get rid of those + // + // Since we don't have a child window like most other + // backends, we don't need wxCLIP_CHILDREN + // + if ( !ctrl->wxControl::Create(parent, id, pos, size, + (style & ~wxBORDER_MASK) | wxBORDER_NONE, + validator, name) ) + return false; + + m_ctrl = ctrl; + return true; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Load (file version) +// +// 1) Get an FSSpec from the Windows path name +// 2) Open the movie +// 3) Obtain the movie instance from the movie resource +// 4) +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::Load(const wxString& fileName) +{ + if(m_timer) + Cleanup(); + + short movieResFile = 0; //= 0 because of annoying VC6 warning + FSSpec sfFile; + + if (m_lib.NativePathNameToFSSpec ((char*) (const char*) fileName.mb_str(), + &sfFile, 0) != noErr) + return false; + + if (m_lib.OpenMovieFile (&sfFile, &movieResFile, fsRdPerm) != noErr) + return false; + + short movieResID = 0; + Str255 movieName; + + OSErr err = m_lib.NewMovieFromFile ( + &m_movie, + movieResFile, + &movieResID, + movieName, + newMovieActive, + NULL + ); //wasChanged + + m_lib.CloseMovieFile (movieResFile); + + if (err != noErr) + return false; + + FinishLoad(); + + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::Load(const wxURI& location) +{ + if(m_timer) + Cleanup(); + + wxString theURI = location.BuildURI(); + + Handle theHandle = m_lib.NewHandleClear(theURI.length() + 1); + wxASSERT(theHandle); + + m_lib.BlockMove(theURI.mb_str(), *theHandle, theURI.length() + 1); + + //create the movie from the handle that refers to the URI + OSErr err = m_lib.NewMovieFromDataRef(&m_movie, newMovieActive, + NULL, theHandle, + URLDataHandlerSubType); + + m_lib.DisposeHandle(theHandle); + + if (err != noErr) + return false; + + //preroll movie for streaming + //TODO:Async this? + /* + TimeValue timeNow; + Fixed playRate; + timeNow = GetMovieTime(m_movie, NULL); + playRate = GetMoviePreferredRate(m_movie); + PrePrerollMovie(m_movie, timeNow, playRate, NULL, NULL); + PrerollMovie(m_movie, timeNow, playRate); + m_lib.SetMovieRate(m_movie, playRate); +*/ + + FinishLoad(); + + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +void wxQTMediaBackend::FinishLoad() +{ + m_timer = new _wxQTTimer(m_movie, (wxQTMediaBackend*) this, &m_lib); + wxASSERT(m_timer); + + //get the real size of the movie + Rect outRect; + memset(&outRect, 0, sizeof(Rect)); //for annoying VC6 warning + m_lib.GetMovieNaturalBoundsRect (m_movie, &outRect); + wxASSERT(m_lib.GetMoviesError() == noErr); + + m_bestSize.x = outRect.right - outRect.left; + m_bestSize.y = outRect.bottom - outRect.top; + + //reparent movie/*AudioMediaCharacteristic*/ + if(m_lib.GetMovieIndTrackType(m_movie, 1, + VisualMediaCharacteristic, + (1 << 1) //movieTrackCharacteristic + | (1 << 2) //movieTrackEnabledOnly + ) != NULL) + { + m_lib.CreatePortAssociation(m_ctrl->GetHWND(), NULL, 0L); + + m_lib.SetMovieGWorld(m_movie, + (CGrafPtr) m_lib.GetNativeWindowPort(m_ctrl->GetHWND()), + NULL); + } + + //we want millisecond precision + m_lib.SetMovieTimeScale(m_movie, 1000); + wxASSERT(m_lib.GetMoviesError() == noErr); + + // + //Here, if the parent of the control has a sizer - we + //tell it to recalculate the size of this control since + //the user opened a separate media file + // + m_ctrl->InvalidateBestSize(); + m_ctrl->GetParent()->Layout(); + m_ctrl->GetParent()->Refresh(); + m_ctrl->GetParent()->Update(); +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::Play() +{ + m_lib.StartMovie(m_movie); + m_timer->SetPaused(false); + m_timer->Start(MOVIE_DELAY, wxTIMER_CONTINUOUS); + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::Pause() +{ + m_lib.StopMovie(m_movie); + m_timer->SetPaused(true); + m_timer->Stop(); + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::Stop() +{ + m_timer->SetPaused(false); + m_timer->Stop(); + + m_lib.StopMovie(m_movie); + if(m_lib.GetMoviesError() != noErr) + return false; + + m_lib.GoToBeginningOfMovie(m_movie); + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +double wxQTMediaBackend::GetPlaybackRate() +{ + return ( ((double)m_lib.GetMovieRate(m_movie)) / 0x10000); +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::SetPlaybackRate(double dRate) +{ + m_lib.SetMovieRate(m_movie, (Fixed) (dRate * 0x10000)); + return m_lib.GetMoviesError() == noErr; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::SetPosition(wxLongLong where) +{ + TimeRecord theTimeRecord; + memset(&theTimeRecord, 0, sizeof(TimeRecord)); + theTimeRecord.value.lo = where.GetLo(); + theTimeRecord.scale = m_lib.GetMovieTimeScale(m_movie); + theTimeRecord.base = m_lib.GetMovieTimeBase(m_movie); + m_lib.SetMovieTime(m_movie, &theTimeRecord); + + if (m_lib.GetMoviesError() != noErr) + return false; + + return true; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::GetPosition +// +// 1) Calls GetMovieTime to get the position we are in in the movie +// in milliseconds (we called +//--------------------------------------------------------------------------- +wxLongLong wxQTMediaBackend::GetPosition() +{ + return m_lib.GetMovieTime(m_movie, NULL); +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::GetVolume +// +// Gets the volume through GetMovieVolume - which returns a 16 bit short - +// +// +--------+--------+ +// + (1) + (2) + +// +--------+--------+ +// +// (1) first 8 bits are value before decimal +// (2) second 8 bits are value after decimal +// +// Volume ranges from -1.0 (gain but no sound), 0 (no sound and no gain) to +// 1 (full gain and sound) +//--------------------------------------------------------------------------- +double wxQTMediaBackend::GetVolume() +{ + short sVolume = m_lib.GetMovieVolume(m_movie); + + if(sVolume & (128 << 8)) //negative - no sound + return 0.0; + + return (sVolume & (127 << 8)) ? 1.0 : ((double)(sVolume & 255)) / 255.0; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::SetVolume +// +// Sets the volume through SetMovieVolume - which takes a 16 bit short - +// +// +--------+--------+ +// + (1) + (2) + +// +--------+--------+ +// +// (1) first 8 bits are value before decimal +// (2) second 8 bits are value after decimal +// +// Volume ranges from -1.0 (gain but no sound), 0 (no sound and no gain) to +// 1 (full gain and sound) +//--------------------------------------------------------------------------- +bool wxQTMediaBackend::SetVolume(double dVolume) +{ + short sVolume = (short) (dVolume >= .9999 ? 1 << 8 : (dVolume * 255) ); + m_lib.SetMovieVolume(m_movie, sVolume); + return true; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +wxLongLong wxQTMediaBackend::GetDuration() +{ + return m_lib.GetMovieDuration(m_movie); } -#endif //wxUSE_MEDIACTRL \ No newline at end of file +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +wxMediaState wxQTMediaBackend::GetState() +{ + if ( !m_timer || (m_timer->IsRunning() == false && + m_timer->GetPaused() == false) ) + return wxMEDIASTATE_STOPPED; + + if( m_timer->IsRunning() == true ) + return wxMEDIASTATE_PLAYING; + else + return wxMEDIASTATE_PAUSED; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +void wxQTMediaBackend::Cleanup() +{ + delete m_timer; + m_timer = NULL; + + m_lib.StopMovie(m_movie); + m_lib.DisposeMovie(m_movie); +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +wxSize wxQTMediaBackend::GetVideoSize() const +{ + return m_bestSize; +} + +//--------------------------------------------------------------------------- +// wxQTMediaBackend::Move +// +// TODO +//--------------------------------------------------------------------------- +void wxQTMediaBackend::Move(int WXUNUSED(x), int WXUNUSED(y), int w, int h) +{ + if(m_timer) + { + Rect theRect = {0, 0, (short)h, (short)w}; + + m_lib.SetMovieBox(m_movie, &theRect); + wxASSERT(m_lib.GetMoviesError() == noErr); + } +} + +//--------------------------------------------------------------------------- +// End QT Backend +//--------------------------------------------------------------------------- + +//in source file that contains stuff you don't directly use +#include +FORCE_LINK_ME(basewxmediabackends); + +//--------------------------------------------------------------------------- +// End wxMediaCtrl Compilation Guard and this file +//--------------------------------------------------------------------------- +#endif //wxUSE_MEDIACTRL + +