/*

* Copyright (c) 2003 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Implementation for video recorder client class

*

*/

// INCLUDE FILES

#include "CCMRRecorderBase.h"

#include "CCMRVideoSettings.h"  // default video settings

#include "CCMRSupportedCodecs.h"

#include "CCMRVideoRecorderClient.h"

#include "CCMRVideoCodecs.h"

#include <mmf/common/mmfvideo.h>

#include <badesca.h>

// Assertion macro wrapper for code cleanup

#define VRCASSERT(x) __ASSERT_DEBUG(x, User::Panic(_L("CCMRVIDEORECORDER"), EInternalAssertionFailure)) 

// Debug print macro

#ifdef _DEBUG

#include <e32svr.h>

#define PRINT(x) RDebug::Print x

#else

#define PRINT(x)

#endif

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------

// CCMRVideoRecorderClient::NewL

// Standard Symbian OS two-phased constructor

// Returns: CCMRVideoRecorderClient*: Pointer to the newly-created 

//                              video recorder

// ---------------------------------------------------------

//

CCMRVideoRecorderClient* CCMRVideoRecorderClient::NewL()

    {

    PRINT((_L("CCMRVideoRecorderClient::NewL()"))); 

    CCMRVideoRecorderClient* self = new (ELeave) CCMRVideoRecorderClient;    

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;    

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::ConstructL()

// Symbian OS Constructor

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::ConstructL()

    {

    PRINT((_L("CCMRVideoRecorderClient::ConstructL()")));    

    iVideoCodecs = CCMRVideoCodecs::NewL();

    SetState(EStateNone);

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::~CCMRVideoRecorderClient()

// Destructor

// ---------------------------------------------------------

//

CCMRVideoRecorderClient::~CCMRVideoRecorderClient()

    {

    PRINT((_L("CCMRVideoRecorderClient::~CCMRVideoRecorderClient() in")));

    // This is the counterpart to NewL & OpenL, e.g. Close & Delete

    // free all memory allocated and uninitalize & delete objects created

    delete iThreadEventMonitor;

    iThreadEventMonitor = NULL;

    // close thread

    if ( iThreadCreated )

        {

        iThreadProxy.Close();

        }

    delete iVideoCodecs;

    iVideoCodecs = NULL;

    iObserver = NULL;

    SetState(EStateNone);

    // enable for RTRT code coverage

    //#pragma attol insert _ATCPQ_DUMP(0);

    PRINT((_L("CCMRVideoRecorderClient::~CCMRVideoRecorderClient() out")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::OpenL

// Opens the video recorder instance, creates submodules

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::OpenL(MCMRVideoRecorderObserver* aObserver, 

                              CCMRActiveOutput* aOutput,

                              TInt aCameraHandle, 

                              const TDesC8& aVideoMimeType,

                              MMMFClockSource* aClockSource,

                              CCMRConfigManager* aConfig  )

    {

    PRINT((_L("CCMRVideoRecorderClient::OpenL()")));

    if ( State() != EStateNone ) 

        {

        PRINT((_L("CCMRVideoRecorderClient::OpenL() already exists")));

        User::Leave( KErrAlreadyExists );

        }

    User::LeaveIfError(iThreadProxy.CreateSubThread(iThreadCreated, aConfig));

    iThreadEventMonitor = CCMRSubThreadEventMonitor::NewL(*this, iThreadProxy); 

    iThreadEventMonitor->Start();

    VRCASSERT( aObserver );

    iObserver = aObserver;

    // set output AO to thread

    VRCASSERT( aOutput );

    User::LeaveIfError(iThreadProxy.SetOutput( aOutput ));

    // set clocksource

    User::LeaveIfError(iThreadProxy.SetClockSource( aClockSource));

    // set camera handle to thread

    User::LeaveIfError(iThreadProxy.SetCameraHandle( aCameraHandle ));

    // check that it is supported

    if ( iVideoCodecs->DoWeSupportThisL( aVideoMimeType ) )

        {

        User::LeaveIfError(iThreadProxy.SetCodec( aVideoMimeType ));

        //Event is signaled if state change is needed

        }

    else

        {

        // codec doesn't exist in the system

        PRINT((_L("CCMRVideoRecorderClient::OpenL() unsupported codec")));

        User::Leave( KErrNotSupported );

        }

    SetState(EStateOpen);

    iObserver->MvroStateChange( State() );

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::PrepareL

// Prepares the recorder for recording

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::PrepareL()

    {

    PRINT((_L("CCMRVideoRecorderClient::PrepareL() in")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    SetState(EStatePreparing);

    // prepare thread

    User::LeaveIfError(iThreadProxy.Prepare());

    PRINT((_L("CCMRVideoRecorderClient::PrepareL() out")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::RecordL

// Starts recording

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::RecordL()

    {

    PRINT((_L("CCMRVideoRecorderClient::Record()           ")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    // start recording

    User::LeaveIfError(iThreadProxy.Record());

    SetState(EStateRecording);

    PRINT((_L("CCMRVideoRecorderClient::Record() complete           ")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::StopL

// Stops recording

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::StopL()

    {

    PRINT((_L("CCMRVideoRecorderClient::Stop() in")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    SetState(EStateStopping);

    // Stop thread

    User::LeaveIfError(iThreadProxy.Stop());

    PRINT((_L("CCMRVideoRecorderClient::Stop() out, must wait for state change before stop completed")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::RequestBuffersAndWaitEOSL

// Waits until video thread stops recording and receives EOS (end of stream) marker

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::RequestBuffersAndWaitEOSL(TInt& aVideoEOSReached)

    {

    PRINT((_L("CCMRVideoRecorderClient::RequestBuffersAndWaitEOSL() in")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.RequestBuffersAndWaitEOSL(aVideoEOSReached));

    PRINT((_L("CCMRVideoRecorderClient::RequestBuffersAndWaitEOSL() out, stop completed")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::PauseL

// Pauses recording

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::PauseL()

    {

    PRINT((_L("CCMRVideoRecorderClient::Pause() in")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    // pause thread

    User::LeaveIfError(iThreadProxy.Pause());

    SetState(EStatePaused);

    PRINT((_L("CCMRVideoRecorderClient::Pause() out")));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::ResumeL

// Resumes recording

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::ResumeL()

    {

    PRINT((_L("CCMRVideoRecorderClient::Resume() in")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    // resume thread

    User::LeaveIfError(iThreadProxy.Resume());

    SetState(EStateRecording);

    PRINT((_L("CCMRVideoRecorderClient::Resume() out")));

    }

// Setters & Getters

// -----------------------------------------------------------------------------

// CCMRVideoRecorderClient::SetVideoCodecL

// Set video codec.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CCMRVideoRecorderClient::SetVideoCodecL(const TDesC8& aMimeType) const

    {

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    // check that it is supported

    if ( iVideoCodecs->DoWeSupportThisL( aMimeType ) )

        {

        User::LeaveIfError(iThreadProxy.SetCodec( aMimeType ));

        //Event is signaled if state change is needed

        }

    else

        {

        // codec doesn't exist in the system

        PRINT((_L("CCMRVideoRecorderClient::OpenL() unsupported codec")));

        User::Leave( KErrNotSupported );

        }

    }

// -----------------------------------------------------------------------------

// CCMRVideoRecorderClient::GetVideoCodecL

// Get the used video codec.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CCMRVideoRecorderClient::GetVideoCodecL( TDes8& aVideoMimeType ) const

    {

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.GetCodec( aVideoMimeType ));

    }

// -----------------------------------------------------------------------------

// CCMRVideoRecorderClient::GetSupportedVideoCodecsL

// Get list of supported video codecs.

// (other items were commented in a header).

// -----------------------------------------------------------------------------

//

void CCMRVideoRecorderClient::GetSupportedVideoCodecsL( CDesC8Array& aVideoMimeTypes ) const

    {

    if ( iVideoCodecs )

        {

        iVideoCodecs->GetSupportedVideoCodecsL( aVideoMimeTypes );

        }

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetTargetBitRateL

// Sets new target bitrate

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetTargetBitRateL(TInt aBitRate) 

    {

    PRINT((_L("CCMRVideoRecorderClient::SetTargetBitRate, aBitrate = % d"),aBitRate));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetBitRate( aBitRate ));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::TargetBitrateL

// Gets current target bitrate

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::TargetBitRateL(TInt& aBitRate)

    {

    PRINT((_L("CCMRVideoRecorderClient::TargetBitRate")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.GetBitRate(aBitRate));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetFrameSizeL

// Sets new input & output frame size

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetFrameSizeL(const TSize& aSize) const

    {

    PRINT((_L("CCMRVideoRecorderClient::SetFrameSize")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetFrameSize( aSize ));

    //Event is signaled if state change is needed

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::FrameSizeL

// Gets current frame size

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::FrameSizeL(TSize& aSize) const

    {

    PRINT((_L("CCMRVideoRecorderClient::FrameSizeL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.GetFrameSize( aSize )); 

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetFrameRateL

// Sets new target frame rate

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetFrameRateL(TReal32 aFrameRate) const

    {

    PRINT((_L("CCMRVideoRecorderClient::SetFrameRate")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetFrameRate( aFrameRate ));

    //Event is signaled if state change is needed

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::FrameRateL

// Get the used encoding frame rate

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::FrameRateL(TReal32& aFrameRate) const

    {

    PRINT((_L("CCMRVideoRecorderClient::FrameRateL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.GetFrameRate(aFrameRate));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetVideoCodingOptionsL

// Set misc video coding options

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetVideoCodingOptionsL(const TCCMRVideoCodingOptions& aOptions) const

    {

    PRINT((_L("CCMRVideoRecorderClient::SetVideoCodingOptionsL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetMiscOptions(aOptions));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetVideoRateControlOptionsL

// Set video rate control options

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetVideoRateControlOptionsL(const TRateControlOptions& aOptions) const

    {

    PRINT((_L("CCMRVideoRecorderClient::SetVideoRateControlOptionsL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetVideoRateControlOptions(aOptions));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::GetVideoRateControlOptionsL

// Get video rate control options

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::GetVideoRateControlOptionsL(TRateControlOptions& aOptions) const

    {

    PRINT((_L("CCMRVideoRecorderClient::GetVideoRateControlOptionsL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError( iThreadProxy.GetVideoRateControlOptions(aOptions) );

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetPreferredVideoEncoderL

// Set video encoder using its UID. Usage optional.

// (other items were commented in a header).

// ---------------------------------------------------------

//

void CCMRVideoRecorderClient::SetPreferredVideoEncoderL(TUid& aEncoder)

    {

    PRINT((_L("CCMRVideoRecorderClient::SetPreferredVideoEncoderL()")));

    // other state checks handled in the thread, but in this state there is no thread

    VRCASSERT( State() != EStateNone );

    User::LeaveIfError(iThreadProxy.SetPreferredVideoEncoder(aEncoder));

    }

// ---------------------------------------------------------

// CCMRVideoRecorderClient::SetPreferredVideoEncapsulationL

// Set video encoder output format encapsulation. Usage optional.