1 /*

     2 * Copyright (c) 2008-2009 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 

    19 /**

    20 @file

    21 @internalComponent

    22 */

    23 

    24 #include <openmax/il/common/omxilspecversion.h>

    25 #include <openmax/il/common/omxilconfigmanager.h>

    26 #include <openmax/il/loader/omxilcomponentif.h>

    27 #include <openmax/il/loader/omxilsymbiancomponentif.h>

    28 #include <openmax/il/common/omxilclientclockport.h>

    29 

    30 #include "comxilvideoscheduler.h"

    31 #include "comxilvideoschedulerinputport.h"

    32 #include "comxilvideoscheduleroutputport.h"

    33 #include "comxilvideoschedulerpf.h"

    34 #include "omxilvideoscheduler.hrh"

    35 

    36 const OMX_U32 KInputPortIndex = 0;

    37 const OMX_U32 KOutputPortIndex = 1;

    38 const OMX_U32 KClockPortIndex = 2;

    39 

    40 _LIT8(KSymbianOmxILVideoSchedulerName, "OMX.SYMBIAN.VIDEO.VIDEOSCHEDULER");

    41 _LIT8(KSymbianOmxILVideoSchedulerRole, "video_scheduler.binary");	

    42 

    43 OMXIL_COMPONENT_ECOM_ENTRYPOINT(KUidSymbianOmxILVideoScheduler);

    44 

    45 OMX_ERRORTYPE SymbianErrorToOmx(TInt aError);

    46 

    47 // Component Entry Point

    48 OMX_ERRORTYPE OMX_ComponentInit(OMX_HANDLETYPE aComponent)

    49 	{

    50 	TInt err = COmxILVideoScheduler::CreateComponent(aComponent);

    51 	return SymbianErrorToOmx(err);

    52 	}

    53 

    54 TInt COmxILVideoScheduler::CreateComponent(OMX_HANDLETYPE aComponent)

    55 	{

    56 	COmxILVideoScheduler* self = new COmxILVideoScheduler();

    57 

    58 	if (!self)

    59 		{

    60 		return KErrNoMemory;

    61 		}

    62 

    63 	TRAPD(err, self->ConstructL(aComponent));

    64 	if(err)

    65 		{

    66 		delete self;

    67 		}

    68 	return err;

    69 	}

    70 

    71 COmxILVideoScheduler::COmxILVideoScheduler()

    72 	{

    73 	// nothing to do

    74 	}

    75 

    76 void COmxILVideoScheduler::ConstructL(OMX_HANDLETYPE hComponent)

    77 	{

    78 	// STEP 1: Initialize the data received from the IL Core

    79     COmxILComponent::ConstructL(hComponent);

    80     

    81 	// STEP 2: Create the callback manager

    82 	// In context callback manager is used since we need output buffers to be received at the sink

    83 	// component immediately after we decide to send them.

    84 	// Also, returning clock buffers imediately avoids clock buffer starvation 

    85     MOmxILCallbackNotificationIf* callbackNotificationIf = CreateCallbackManagerL(COmxILComponent::EOutofContext);

    86  

    87     

    88 	// STEP 3: Create the Processing Function...

    89     COmxILVideoSchedulerPF* pProcessingFunction = COmxILVideoSchedulerPF::NewL(*callbackNotificationIf, *this, GetHandle());

    90 	RegisterProcessingFunction(pProcessingFunction);

    91 	

    92 	// STEP 4: Create Port manager...

    93 	CreatePortManagerL(COmxILComponent::ENonBufferSharingPortManager,

    94 		TOmxILSpecVersion(),	        // OMX Version

    95 		0,						// The number of audio ports in this component

    96 		0,						// The starting audio port index

    97 		0,						// The number of image ports in this component

    98 		0,						// The starting image port index

    99 		2,						// The number of video ports in this component

   100 		0,						// The starting video port index

   101 		1,						// The number of other ports in this component

   102 		2						// The starting other port index

   103 		);

   104 

   105 	// create the input port

   106 	AddInputVideoPortL();

   107 	AddOutputVideoPortL();

   108 	AddClockPortL();

   109 	

   110 	// STEP 5: Create the non-port related configuration manager...

   111 	RPointerArray<TDesC8> roleList;

   112 	CleanupClosePushL(roleList);

   113 	roleList.AppendL(&KSymbianOmxILVideoSchedulerRole);

   114 	COmxILConfigManager* pConfigManager = COmxILConfigManager::NewL(

   115 			KSymbianOmxILVideoSchedulerName,

   116 			TOmxILSpecVersion(),

   117 			roleList);

   118 	CleanupStack::PopAndDestroy();

   119 	RegisterConfigurationManager(pConfigManager);

   120 	

   121 	// And finally, let's get everything started

   122 	InitComponentL();

   123 	}

   124 

   125 COmxILVideoScheduler::~COmxILVideoScheduler()

   126 	{

   127 	}

   128 

   129 void COmxILVideoScheduler::AddInputVideoPortL()

   130 	{

   131 	TOmxILSpecVersion specVersion;

   132 

   133 	TOmxILCommonPortData portData(

   134 			specVersion,

   135 			KInputPortIndex, 

   136 			OMX_DirInput, 

   137 			1,											// minimum number of buffers

   138 			1,											// minimum buffer size, in bytes

   139 			OMX_PortDomainVideo,

   140 			OMX_FALSE,					// do not need contigious buffers

   141 			1,							// 1-byte alignment

   142 			OMX_BufferSupplyInput,

   143 			KOutputPortIndex);

   144 

   145 	iVideoInputPort = COmxILVideoSchedulerInputPort::NewL(portData);

   146 	CleanupStack::PushL(iVideoInputPort);

   147 	User::LeaveIfError(AddPort(iVideoInputPort, OMX_DirInput));

   148 	CleanupStack::Pop();

   149 	}

   150 	

   151 void COmxILVideoScheduler::AddOutputVideoPortL()

   152 	{

   153 	TOmxILSpecVersion specVersion;

   154 

   155 	TOmxILCommonPortData portData(

   156 			specVersion,

   157 			KOutputPortIndex, 

   158 			OMX_DirOutput, 

   159 			1,											// minimum number of buffers

   160 			1,											// minimum buffer size, in bytes

   161 			OMX_PortDomainVideo,

   162 			OMX_FALSE,					// do not need contigious buffers

   163 			1,							// 1-byte alignment

   164 			OMX_BufferSupplyInput,

   165 			COmxILPort::KBufferMarkPropagationPortNotNeeded);

   166 			

   167 	iVideoOutputPort = COmxILVideoSchedulerOutputPort::NewL(portData);

   168 	CleanupStack::PushL(iVideoOutputPort);

   169 	User::LeaveIfError(AddPort(iVideoOutputPort, OMX_DirOutput));

   170 	CleanupStack::Pop();

   171 	}	

   172 	

   173 void COmxILVideoScheduler::AddClockPortL()

   174 	{

   175 	TOmxILSpecVersion specVersion;

   176 

   177 	TOmxILCommonPortData portData(

   178 			specVersion,

   179 			KClockPortIndex, 

   180 			OMX_DirInput, 

   181 			4,											// minimum number of buffers

   182 			sizeof(OMX_TIME_MEDIATIMETYPE),				// minimum buffer size, in bytes

   183 			OMX_PortDomainOther,

   184 			OMX_TRUE,									// contigious buffers

   185 			4,											// 4-byte alignment

   186 			OMX_BufferSupplyOutput,

   187 			COmxILPort::KBufferMarkPropagationPortNotNeeded);

   188 

   189 	RArray<OMX_OTHER_FORMATTYPE> array;

   190 	CleanupClosePushL(array);

   191 	array.AppendL(OMX_OTHER_FormatTime);

   192 	iClockPort = COmxILClientClockPort::NewL(portData, array);

   193 	CleanupStack::PopAndDestroy(&array);

   194 	CleanupStack::PushL(iClockPort);

   195 	User::LeaveIfError(AddPort(iClockPort, OMX_DirInput));

   196 	CleanupStack::Pop();

   197 	}

   198 

   199 /** Returns the maximum number of buffers configured on a port. */

   200 TUint32 COmxILVideoScheduler::BufferCount() const

   201 	{

   202 	// due to buffer copying we do not need the same number of buffers on each port,

   203 	// so to be safe the maximum count is used when allocating queues.

   204 	// when buffer sharing is added, the buffer counts must be checked to be the same on

   205 	// the Loaded->Idle phase.

   206 	TUint32 in = iVideoInputPort->BufferCount();

   207 	TUint32 out = iVideoOutputPort->BufferCount();

   208 	return in > out ? in : out;

   209 	}

   210 

   211 OMX_ERRORTYPE COmxILVideoScheduler::MediaTimeRequest(TAny* apPrivate, OMX_TICKS aMediaTime, OMX_TICKS aOffset)

   212 	{

   213 	return iClockPort->MediaTimeRequest(apPrivate, aMediaTime, aOffset);

   214 	}		

   215 

   216 OMX_ERRORTYPE COmxILVideoScheduler::GetWallTime(OMX_TICKS& aWallTime)

   217 	{

   218 	return iClockPort->GetWallTime(aWallTime);

   219 	}			

   220 

   221 OMX_ERRORTYPE COmxILVideoScheduler::SetVideoStartTime(OMX_TICKS aStartTime)

   222 	{

   223 	return iClockPort->SetStartTime(aStartTime);

   224 	}

   225 

   226 OMX_ERRORTYPE SymbianErrorToOmx(TInt aError)

   227 	{

   228 	switch(aError)

   229 		{

   230 	case KErrNone:

   231 		return OMX_ErrorNone;

   232 	case KErrNoMemory:

   233 		return OMX_ErrorInsufficientResources;

   234 	default:

   235 		return OMX_ErrorUndefined;

   236 		}

   237 	}