1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description: 

    15 *

    16 */

    17 /*

    18 Media Helper Class for handling surface events

    19 

    20 Shy Ward

    21 */

    22 

    23 #include "xangavideosink.h"

    24 #include "openmaxalwrapper.h"

    25 

    26 

    27 CNgaVideoSink* CNgaVideoSink::NewL()

    28 {

    29 	CNgaVideoSink* self = new CNgaVideoSink();

    30 	self->ConstructL();

    31 	return self;

    32 }

    33 

    34 CNgaVideoSink::~CNgaVideoSink()

    35 {

    36     RemoveWindow();

    37     

    38     delete iMediaClientVideoDisplay;

    39     if(IsActive())

    40     {

    41     Cancel();

    42     }	

    43 }

    44     

    45 void CNgaVideoSink::RemoveWindow()

    46     {

    47     iMediaClientVideoDisplay->RemoveDisplayWindow(*m_pWindow);

    48     }

    49 

    50 CNgaVideoSink::CNgaVideoSink()

    51                   :CActive(EPriorityStandard)

    52 {

    53 	iMediaClientVideoDisplay = NULL;

    54   CActiveScheduler::Add(this);

    55   m_ThreadHandle.Duplicate(RThread());

    56   m_MediaHelperInitialized = EInitializedReady;

    57   m_rotation = EVideoRotationNone;

    58   m_scaleWidth = (100.0f);

    59   m_scaleHeight = (100.0f);

    60   m_horizPos = (EHorizontalAlignCenter);

    61   m_vertPos = (EVerticalAlignCenter);      

    62 }

    63 

    64 void CNgaVideoSink::RunL()

    65 {

    66 	  iMediaClientVideoDisplay->SurfaceCreated(m_surfaceId,m_cropRect,m_pixelAspectRatio,m_cropRegion);	

    67 }

    68 

    69 void CNgaVideoSink::Activate()

    70 {

    71     if(!IsActive())

    72     {

    73         iStatus = KRequestPending;

    74         SetActive();

    75     }

    76 }

    77 

    78 void CNgaVideoSink::DoCancel()

    79 {

    80       if(iStatus.Int() == KRequestPending)

    81       {

    82           TRequestStatus* pStatus = &iStatus;

    83           m_ThreadHandle.RequestComplete(pStatus, KErrCancel);

    84     }

    85 }

    86 

    87 void CNgaVideoSink::CompleteRequest(TInt status)

    88 {

    89     // Checking for IsActive alone results in this block getting executed 

    90     // from other thread more thanone time. Hence the chk for iStatus

    91     if(IsActive() && iStatus == KRequestPending)

    92     {

    93         TRequestStatus* pStatus = &iStatus;

    94         m_ThreadHandle.RequestComplete(pStatus, status);

    95     }

    96 }

    97 

    98 void CNgaVideoSink::SurfaceCreated(int surfaceid0,int surfaceid1,int surfaceid2,int surfaceid3,int crop_rect_tl_x,

    99                      									 int crop_rect_tl_y,int crop_rect_br_x,int crop_rect_br_y,int aspect_ratio_num,int aspect_ratio_denom)

   100 {

   101    

   102    m_surfaceId.iInternal[0] = surfaceid0;

   103    m_surfaceId.iInternal[1] = surfaceid1;

   104    m_surfaceId.iInternal[2] = surfaceid2;

   105    m_surfaceId.iInternal[3] = surfaceid3;

   106    m_cropRect.iTl.iX = crop_rect_tl_x;

   107    m_cropRect.iTl.iY = crop_rect_tl_y;

   108    m_cropRect.iBr.iX = crop_rect_br_x;

   109    m_cropRect.iBr.iY = crop_rect_br_y;

   110    m_pixelAspectRatio.iNumerator = aspect_ratio_num;

   111    m_pixelAspectRatio.iDenominator = aspect_ratio_denom;  

   112    

   113    Activate();

   114    CompleteRequest(KErrNone);

   115    	

   116 }

   117 

   118 void CNgaVideoSink::ConstructL()

   119 {

   120 	iMediaClientVideoDisplay = CMediaClientVideoDisplay::NewL(0);

   121 	Activate();

   122 } 

   123 

   124 void CNgaVideoSink::SetNativeDisplayInformation(void* display_info)

   125 {

   126 	//display_info is of type XADataSink

   127 	//display_info.pLocator is of type XADataLocator_NativeDisplay

   128 	XADataLocator_NativeDisplay* nativeDisplay;

   129 	XADataSink* videoSink = (XADataSink*)display_info;

   130 	

   131 	nativeDisplay = (XADataLocator_NativeDisplay*) (videoSink->pLocator);

   132 	//TODO: scrDevice is not been passed Properly

   133   // Add the display window

   134   m_cropRegion = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

   135   m_videoExtent = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

   136   m_cropRect = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

   137   m_clipRect = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

   138   m_cropRegion = TRect(((RWindow*)(nativeDisplay->hWindow))->Size());

   139   m_pWindow = ((RWindow*)(nativeDisplay->hWindow));

   140   

   141 

   142   TRAPD(err, iMediaClientVideoDisplay->AddDisplayWindowL(m_pWindow, m_clipRect, m_cropRegion, m_videoExtent, m_scaleWidth, m_scaleHeight,

   143                                                m_rotation, EAutoScaleBestFit, m_horizPos, m_vertPos, m_pWindow));  

   144 

   145 }

   146 

   147 extern "C" {

   148 

   149     void* nga_video_sink_init()

   150     { 

   151           return CNgaVideoSink::NewL();

   152     }

   153         

   154     void surface_created(void* context,int surfaceid0,int surfaceid1,int surfaceid2,int surfaceid3,int crop_rect_tl_x,

   155                          									int crop_rect_tl_y,int crop_rect_br_x,int crop_rect_br_y,int aspect_ratio_num,int aspect_ratio_denom)

   156     {

   157             ((CNgaVideoSink*)(context))->SurfaceCreated(surfaceid0,surfaceid1,surfaceid2,surfaceid3,crop_rect_tl_x,

   158                          									                  crop_rect_tl_y,crop_rect_br_x,crop_rect_br_y,aspect_ratio_num,aspect_ratio_denom);

   159     }

   160         

   161     void  setup_native_display(void* context, void* display_info)

   162     {

   163             ((CNgaVideoSink*)(context))->SetNativeDisplayInformation(display_info);

   164     }

   165 

   166 }