C++ (Cpp) CMMFDataBuffer::SetFrameNumber 예제들

예제 #1

파일: g711payloadformatread.cpp 프로젝트: kuailexs/symbiandump-mw1

// -----------------------------------------------------------------------------
// CG711PayloadFormatRead::FillSinkBuffer
// Fill SinkBuffer.
// -----------------------------------------------------------------------------
//
void CG711PayloadFormatRead::FillSinkBufferL()
{
    DP_G711_READ( "CG711PayloadFormatRead::FillSinkBuffer()" );

    CMMFDataBuffer* curFrameBuffer = NULL;
    if ( EBufferOne == iCurrentBuffer )
    {
        curFrameBuffer = iFrameBufferOne;
    }
    else
    {
        curFrameBuffer = iFrameBufferTwo;
    }

    TDes8& curFrameData( curFrameBuffer->Data() );
    curFrameData.SetLength( KVoIPHeaderLength );

    // Put next frame decoded from RTP payload to the framebuffer
    iBufferToReadExists = GetNextFrame( curFrameData );

    // G.711 Gwc expects 2 bytes for dtx-decision
    if ( iCnFrame )
    {
        DP_G711_READ( "CG711PayloadFormatRead::FillSinkBufferL add dtx-header" );

        curFrameData[0] = KVoIPCNFrame;
        curFrameData[1] = 0;
    }
    else
    {
        DP_G711_READ( "CG711PayloadFormatRead::FillSinkBufferL add voice-header" );

        curFrameData[0] = KVoIPAudioFrame;
        curFrameData[1] = 0;
    }

    curFrameBuffer->SetFrameNumber( iRecvHeader.iTimestamp + ( ( iFrameIndex - 1 )
                                    * TUint( iCInfo.iHwFrameTime * KDefaultSampleRateInkHz ) ) );

    DP_G711_READ2( "CG711PayloadFormatRead::FillSinkBuffer - FRAMENUM: %u",
                   curFrameBuffer->FrameNumber() );

    const TInt dataLen( ( iCInfo.iHwFrameTime * KBitsPerByte )
                        + KVoIPHeaderLength );
    curFrameData.SetLength( dataLen );
    curFrameBuffer->SetStatus( EFull );

    DP_G711_READ2( "CG711PayloadFormatRead: Filled framebuffer with buf. size: %d",
                   curFrameBuffer->BufferSize() );

    iStateMachine->ChangeState( EEmptyDataToSink );

    DP_G711_READ( "CG711PayloadFormatRead::FillSinkBuffer - DONE" );
}

예제 #2

파일: TSU_MMF_BASECL_Buffers.cpp 프로젝트: kuailexs/symbiandump-os1

/** Verify CMMFBuffer buffer framenumbers
 * Use case: N/A
 * @test Req. under test REQ172.7.25
 */
TVerdict CTestStep_MMF_BASECL_U_0008::DoTestStepL( void )
	 {
	 TVerdict verdict = EPass;

	 CMMFDataBuffer* descriptorBuffer = CMMFDataBuffer::NewL(); //create descriptor buffer

	 //check initial frame number is 0
	 if (descriptorBuffer->FrameNumber() != 0) verdict = EFail;
 
	 //check setting a framenumber
	 descriptorBuffer->SetFrameNumber(KMMFTestFrameNumber);
	 if (descriptorBuffer->FrameNumber() != KMMFTestFrameNumber) verdict = EFail;

	 //check incrementing the framenumber
	 descriptorBuffer->NextFrame();
	 if (descriptorBuffer->FrameNumber() != (KMMFTestFrameNumber+1)) verdict = EFail;

	 delete descriptorBuffer;

	 return verdict;
	 }