omxil/video/omxilvideoscheduler2/src/comxilvideoscheduler.cpp
branchOpenMAX-IL_SHAI
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15:c1e808730d6c 16:eedf2dcd43c6
       
     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 "omxilincontextcallbackmanager.h"
       
    25 #include "omxilportmanager.h"
       
    26 #include "omxilspecversion.h"
       
    27 #include "omxilfsm.h"
       
    28 #include "omxilconfigmanager.h"
       
    29 #include <openmax/il/loader/omxilcomponentif.h>
       
    30 #include <openmax/il/loader/omxilsymbiancomponentif.h>
       
    31 #include "omxilclientclockport.h"
       
    32 
       
    33 #include "comxilvideoscheduler.h"
       
    34 #include "comxilvideoschedulerinputport.h"
       
    35 #include "comxilvideoscheduleroutputport.h"
       
    36 #include "comxilvideoschedulerpf.h"
       
    37 #include "omxilvideoscheduler.hrh"
       
    38 
       
    39 const OMX_U32 KInputPortIndex = 0;
       
    40 const OMX_U32 KOutputPortIndex = 1;
       
    41 const OMX_U32 KClockPortIndex = 2;
       
    42 
       
    43 _LIT8(KSymbianOmxILVideoSchedulerName, "OMX.SYMBIAN.VIDEO.VIDEOSCHEDULER");
       
    44 _LIT8(KSymbianOmxILVideoSchedulerRole, "video_scheduler.binary");	
       
    45 
       
    46 OMXIL_COMPONENT_ECOM_ENTRYPOINT(KUidSymbianOmxILVideoScheduler);
       
    47 
       
    48 OMX_ERRORTYPE SymbianErrorToOmx(TInt aError);
       
    49 
       
    50 // Component Entry Point
       
    51 OMX_ERRORTYPE OMX_ComponentInit(OMX_HANDLETYPE aComponent)
       
    52 	{
       
    53 	TInt err = COmxILVideoScheduler::CreateComponent(aComponent);
       
    54 	return SymbianErrorToOmx(err);
       
    55 	}
       
    56 
       
    57 TInt COmxILVideoScheduler::CreateComponent(OMX_HANDLETYPE aComponent)
       
    58 	{
       
    59 	COmxILVideoScheduler* self = new COmxILVideoScheduler();
       
    60 
       
    61 	if (!self)
       
    62 		{
       
    63 		return KErrNoMemory;
       
    64 		}
       
    65 
       
    66 	TRAPD(err, self->ConstructL(aComponent));
       
    67 	if(err)
       
    68 		{
       
    69 		delete self;
       
    70 		}
       
    71 	return err;
       
    72 	}
       
    73 
       
    74 COmxILVideoScheduler::COmxILVideoScheduler()
       
    75 	{
       
    76 	// nothing to do
       
    77 	}
       
    78 
       
    79 void COmxILVideoScheduler::ConstructL(OMX_HANDLETYPE hComponent)
       
    80 	{
       
    81 	// STEP 1: Initialize the data received from the IL Core
       
    82 	ipHandle	= static_cast<OMX_COMPONENTTYPE*>(hComponent);
       
    83 	ipAppData	= 0;
       
    84 	ipCallbacks = 0;
       
    85 
       
    86 	// STEP 2: Create the callback manager
       
    87 	// In context callback manager is used since we need output buffers to be received at the sink
       
    88 	// component immediately after we decide to send them.
       
    89 	// Also, returning clock buffers imediately avoids clock buffer starvation 
       
    90 	ipCallbackManager = COmxILInContextCallbackManager::NewL(ipHandle, ipAppData, ipCallbacks);
       
    91 
       
    92 	// STEP 3: Create the Processing Function...
       
    93 	ipProcessingFunction = COmxILVideoSchedulerPF::NewL(*ipCallbackManager, *this, ipHandle);
       
    94 
       
    95 	// STEP 4: Create Port manager...
       
    96 	ipPortManager = COmxILPortManager::NewL(
       
    97 		*ipProcessingFunction,	// The component's processing function
       
    98 		*ipCallbackManager,     // The call back manager object
       
    99 		TOmxILSpecVersion(),	        // OMX Version
       
   100 		0,						// The number of audio ports in this component
       
   101 		0,						// The starting audio port index
       
   102 		0,						// The number of image ports in this component
       
   103 		0,						// The starting image port index
       
   104 		2,						// The number of video ports in this component
       
   105 		0,						// The starting video port index
       
   106 		1,						// The number of other ports in this component
       
   107 		2						// The starting other port index
       
   108 		);
       
   109 
       
   110 	// create the input port
       
   111 	AddInputVideoPortL();
       
   112 	AddOutputVideoPortL();
       
   113 	AddClockPortL();
       
   114 	
       
   115 	// STEP 5: Create the non-port related configuration manager...
       
   116 	RPointerArray<TDesC8> roleList;
       
   117 	CleanupClosePushL(roleList);
       
   118 	roleList.AppendL(&KSymbianOmxILVideoSchedulerRole);
       
   119 	ipConfigManager = COmxILConfigManager::NewL(
       
   120 			*ipPortManager,
       
   121 			KSymbianOmxILVideoSchedulerName,
       
   122 			TOmxILSpecVersion(),
       
   123 			roleList);
       
   124 	CleanupStack::PopAndDestroy();
       
   125 	
       
   126 	// STEP 6: Create the FSM object...
       
   127 	ipFsm = COmxILFsm::NewL(*this, *ipProcessingFunction, *ipPortManager, *ipConfigManager, *ipCallbackManager);
       
   128 
       
   129 	// And finally, let's get everything started
       
   130 	InitComponentL();
       
   131 	}
       
   132 
       
   133 COmxILVideoScheduler::~COmxILVideoScheduler()
       
   134 	{
       
   135 	delete ipProcessingFunction;
       
   136 	delete ipCallbackManager;
       
   137 	delete ipPortManager;
       
   138 	delete iVideoOutputPort;
       
   139 	delete iVideoInputPort;
       
   140 	delete iClockPort;
       
   141 	delete ipConfigManager;	
       
   142 	delete ipFsm;
       
   143 	}
       
   144 
       
   145 void COmxILVideoScheduler::AddInputVideoPortL()
       
   146 	{
       
   147 	TOmxILSpecVersion specVersion;
       
   148 
       
   149 	TOmxILCommonPortData portData(
       
   150 			specVersion,
       
   151 			KInputPortIndex, 
       
   152 			OMX_DirInput, 
       
   153 			1,											// minimum number of buffers
       
   154 			1,											// minimum buffer size, in bytes
       
   155 			OMX_PortDomainVideo,
       
   156 			OMX_FALSE,					// do not need contigious buffers
       
   157 			1,							// 1-byte alignment
       
   158 			OMX_BufferSupplyInput,
       
   159 			KOutputPortIndex);
       
   160 
       
   161 	iVideoInputPort = COmxILVideoSchedulerInputPort::NewL(portData);
       
   162 
       
   163 	User::LeaveIfError(ipPortManager->AddPort(iVideoInputPort, OMX_DirInput));
       
   164 	}
       
   165 	
       
   166 void COmxILVideoScheduler::AddOutputVideoPortL()
       
   167 	{
       
   168 	TOmxILSpecVersion specVersion;
       
   169 
       
   170 	TOmxILCommonPortData portData(
       
   171 			specVersion,
       
   172 			KOutputPortIndex, 
       
   173 			OMX_DirOutput, 
       
   174 			1,											// minimum number of buffers
       
   175 			1,											// minimum buffer size, in bytes
       
   176 			OMX_PortDomainVideo,
       
   177 			OMX_FALSE,					// do not need contigious buffers
       
   178 			1,							// 1-byte alignment
       
   179 			OMX_BufferSupplyInput,
       
   180 			COmxILPort::KBufferMarkPropagationPortNotNeeded);
       
   181 			
       
   182 	iVideoOutputPort = COmxILVideoSchedulerOutputPort::NewL(portData);
       
   183 
       
   184 	User::LeaveIfError(ipPortManager->AddPort(iVideoOutputPort, OMX_DirOutput));
       
   185 	}	
       
   186 	
       
   187 void COmxILVideoScheduler::AddClockPortL()
       
   188 	{
       
   189 	TOmxILSpecVersion specVersion;
       
   190 
       
   191 	TOmxILCommonPortData portData(
       
   192 			specVersion,
       
   193 			KClockPortIndex, 
       
   194 			OMX_DirInput, 
       
   195 			4,											// minimum number of buffers
       
   196 			sizeof(OMX_TIME_MEDIATIMETYPE),				// minimum buffer size, in bytes
       
   197 			OMX_PortDomainOther,
       
   198 			OMX_TRUE,									// contigious buffers
       
   199 			4,											// 4-byte alignment
       
   200 			OMX_BufferSupplyOutput,
       
   201 			COmxILPort::KBufferMarkPropagationPortNotNeeded);
       
   202 
       
   203 	RArray<OMX_OTHER_FORMATTYPE> array;
       
   204 	CleanupClosePushL(array);
       
   205 	array.AppendL(OMX_OTHER_FormatTime);
       
   206 	iClockPort = COmxILClientClockPort::NewL(portData, array);
       
   207 	CleanupStack::PopAndDestroy(&array);
       
   208 
       
   209 	User::LeaveIfError(ipPortManager->AddPort(iClockPort, OMX_DirInput));
       
   210 	}
       
   211 
       
   212 /** Returns the maximum number of buffers configured on a port. */
       
   213 TUint32 COmxILVideoScheduler::BufferCount() const
       
   214 	{
       
   215 	// due to buffer copying we do not need the same number of buffers on each port,
       
   216 	// so to be safe the maximum count is used when allocating queues.
       
   217 	// when buffer sharing is added, the buffer counts must be checked to be the same on
       
   218 	// the Loaded->Idle phase.
       
   219 	TUint32 in = iVideoInputPort->BufferCount();
       
   220 	TUint32 out = iVideoOutputPort->BufferCount();
       
   221 	return in > out ? in : out;
       
   222 	}
       
   223 
       
   224 OMX_ERRORTYPE COmxILVideoScheduler::MediaTimeRequest(TAny* apPrivate, OMX_TICKS aMediaTime, OMX_TICKS aOffset)
       
   225 	{
       
   226 	return iClockPort->MediaTimeRequest(apPrivate, aMediaTime, aOffset);
       
   227 	}		
       
   228 
       
   229 OMX_ERRORTYPE COmxILVideoScheduler::GetWallTime(OMX_TICKS& aWallTime)
       
   230 	{
       
   231 	return iClockPort->GetWallTime(aWallTime);
       
   232 	}			
       
   233 
       
   234 OMX_ERRORTYPE COmxILVideoScheduler::SetVideoStartTime(OMX_TICKS aStartTime)
       
   235 	{
       
   236 	return iClockPort->SetStartTime(aStartTime);
       
   237 	}
       
   238 
       
   239 OMX_ERRORTYPE SymbianErrorToOmx(TInt aError)
       
   240 	{
       
   241 	switch(aError)
       
   242 		{
       
   243 	case KErrNone:
       
   244 		return OMX_ErrorNone;
       
   245 	case KErrNoMemory:
       
   246 		return OMX_ErrorInsufficientResources;
       
   247 	default:
       
   248 		return OMX_ErrorUndefined;
       
   249 		}
       
   250 	}