Source code of Windows XP (NT5)
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/******************************************************************************\
* *
* SBPSTRM.C - Subpicture stream control related code. *
* *
* Copyright (c) C-Cube Microsystems 1996 *
* All Rights Reserved. *
* *
* Use of C-Cube Microsystems code is governed by terms and conditions *
* stated in the accompanying licensing statement. *
* *
\******************************************************************************/
#include "Headers.h"
#pragma hdrstop
#include "hli.h"
#include "copyprot.h"
#include "sbpstrm.h"
#include "bmaster.h"
#include "cl6100.h"
//*****************************************************************************
// STATIC FUNCTIONS DECLARATION
//*****************************************************************************
static VOID SubpictureSendPacket(PHW_STREAM_REQUEST_BLOCK pSrb);
static void SubpictureQueryAccept(PHW_STREAM_REQUEST_BLOCK pSrb);
static void SetSubpictureProperty( PHW_STREAM_REQUEST_BLOCK pSrb );
static void GetSubpictureProperty( PHW_STREAM_REQUEST_BLOCK pSrb );
static void SetSubPictureRateChange( PHW_STREAM_REQUEST_BLOCK pSrb );
static void GetSubPictureRateChange( PHW_STREAM_REQUEST_BLOCK pSrb );
extern BOOL bJustHighLight;
/*
** SubpictureReceiveCtrlPacket()
**
** Receives packet commands that control the Subpicture stream
**
** Arguments:
**
** pSrb - The stream request block for the Subpicture stream
**
** Returns:
**
** Side Effects: none
*/
VOID STREAMAPI SubpictureReceiveCtrlPacket( IN PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pdevext = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
DebugPrint(( DebugLevelVerbose, "ZiVA: Begin SubpictureReceiveCtrlPacket->" ));
switch( pSrb->Command )
{
case SRB_SET_STREAM_STATE:
DebugPrint(( DebugLevelVerbose, "SRB_SET_STREAM_STATE\n" ));
AdapterSetState( pSrb );
break;
case SRB_GET_STREAM_PROPERTY:
DebugPrint(( DebugLevelVerbose, "SRB_GET_STREAM_PROPERTY\n" ));
GetSubpictureProperty( pSrb );
break;
case SRB_SET_STREAM_PROPERTY:
DebugPrint(( DebugLevelVerbose, "SRB_SET_STREAM_PROPERTY\n" ));
SetSubpictureProperty( pSrb );
break;
case SRB_PROPOSE_DATA_FORMAT:
DebugPrint(( DebugLevelVerbose, "SRB_PROPOSE_DATA_FORMAT\n" ));
SubpictureQueryAccept( pSrb );
break;
case SRB_OPEN_MASTER_CLOCK:
case SRB_CLOSE_MASTER_CLOCK:
case SRB_INDICATE_MASTER_CLOCK:
//hMaster = pSrb->CommandData.MasterClockHandle;
pSrb->Status = STATUS_SUCCESS;
break;
case SRB_BEGIN_FLUSH : // beginning flush state
MonoOutStr(" Sbp : SRB_BEGIN_FLUSH ");
#ifndef DECODER_DVDPC
pdevext->bInterruptPending = FALSE;
#endif
if (pdevext->pCurrentSubPictureSrb)
{
ZivaHw_Abort();
// adapterUpdateNextSrbOrderNumberOnDiscardSrb(pdevext->pCurrentSubPictureSrb);
pdevext->pCurrentSubPictureSrb->Status = STATUS_SUCCESS;
AdapterReleaseRequest( pdevext->pCurrentSubPictureSrb );
pdevext->pCurrentSubPictureSrb = NULL;
pdevext->dwCurrentSubPictureSample = 0;
pdevext->dwCurrentSubPicturePage = 0;
}
pSrb->Status = STATUS_SUCCESS;
break;
case SRB_END_FLUSH: // ending flush state
MonoOutStr(" Sbp : SRB_END_FLUSH ");
// ZivaHw_Play();
pdevext->bPlayCommandPending = TRUE;
pSrb->Status = STATUS_SUCCESS;
if (pdevext->pCurrentSubPictureSrb)
{
pdevext->pCurrentSubPictureSrb->Status = STATUS_SUCCESS;
AdapterReleaseRequest( pdevext->pCurrentSubPictureSrb );
pdevext->pCurrentSubPictureSrb = NULL;
pdevext->dwCurrentSubPictureSample = 0;
pdevext->dwCurrentSubPicturePage = 0;
}
pdevext->bEndFlush = TRUE;
// FinishCurrentPacketAndSendNextOne( pdevext );
break;
default:
DebugPrint(( DebugLevelInfo, "!!!! UNKNOWN COMMAND !!!! :::> %X\n", pSrb->Command ));
pSrb->Status = STATUS_NOT_IMPLEMENTED;
}
AdapterReleaseRequest( pSrb );
DebugPrint(( DebugLevelVerbose, "ZiVA: End SubpictureReceiveCtrlPacket\n" ));
}
/*
** SubpictureReceiveDataPacket()
**
** Receives Subpicture data packets
**
** Arguments:
**
** pSrb - Stream request block for the Subpicture device
**
** Returns:
**
** Side Effects: none
*/
VOID STREAMAPI SubpictureReceiveDataPacket( IN PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pdevext = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
switch( pSrb->Command )
{
case SRB_WRITE_DATA:
if(bJustHighLight)
{
pSrb->TimeoutCounter = pSrb->TimeoutOriginal = pSrb->TimeoutCounter / 5;
bJustHighLight = FALSE;
MonoOutStr("SP TimeOut Counter Reduced");
}
SubpictureSendPacket( pSrb );
break;
default:
DebugPrint(( DebugLevelWarning, "!!!! UNKNOWN COMMAND !!!! :::> %X\n", pSrb->Command ));
pSrb->Status = STATUS_NOT_IMPLEMENTED;
AdapterReleaseRequest( pSrb );
}
}
DWORD PTStoSTC( BYTE *pPts )
{
return (((DWORD)*(pPts+1)) << 22) +
(((DWORD)*(pPts+2)) << 14) +
(((DWORD)*(pPts+3)) << 7) +
(((DWORD)*(pPts+4)) >> 1);
}
#if 0
static BOOLEAN PreparePageTable(PHW_STREAM_REQUEST_BLOCK pSrb)
{
DWORD i = 0;
DWORD k = 0;
DWORD j = 0;
PKSSCATTER_GATHER pSGList;
DWORD dwSum = 0;
PHW_DEVICE_EXTENSION pHwDevExt = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
if(pSrb == NULL)
{
#ifdef DEBUG
MonoOutStr("PreparePageTable::pSrb is NULL");
#endif
return FALSE;
}
pSGList = pSrb->ScatterGatherBuffer;
if(pSGList == NULL)
{
#ifdef DEBUG
MonoOutStr("PreparePageTable::pSGList is NULL");
#endif
return FALSE;
}
while( j < pSrb->NumberOfBuffers)
{
dwSum = 0;
k = 0;
do
{
dwSum += pSGList[i].Length;
i++;
k++;
}while(dwSum < pHwDevExt->SubPictureBufferSize[j]);
pHwDevExt->SubPicturePageTable[j] = k;
j++;
if(j > 50)
{
#ifdef DEBUG
MonoOutStr("PreparePageTable::ArrayCrossingLimit");
#endif
return FALSE;
}
}
return TRUE;
}
#endif
/*
** SubpictureSendPacket()
**
** Routine to initialise the stream data packet handling
**
** Arguments:
**
** pSrb - Pointer to the stream request block
**
** Returns:
**
** Side Effects: none
*/
static VOID SubpictureSendPacket( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pHwDevExt = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
KSSTREAM_HEADER* pHeader;
BYTE* pData;
ULONG ulSample;
static BOOL bStreamNumberCouldBeChanged = FALSE;
static WORD wCurrentStreamNumber = 0;
if (CheckAndReleaseIfCtrlPkt(pSrb))
return;
pHeader = (PKSSTREAM_HEADER)pSrb->CommandData.DataBufferArray;
// Lets check what we've got in this Srb
for( ulSample = 0; ulSample < pSrb->NumberOfBuffers; ulSample++, pHeader++ )
{
pData = pHeader->Data;
#ifdef DEBUG
if( pHeader->OptionsFlags & ~(KSSTREAM_HEADER_OPTIONSF_SPLICEPOINT |
KSSTREAM_HEADER_OPTIONSF_PREROLL |
KSSTREAM_HEADER_OPTIONSF_DATADISCONTINUITY |
KSSTREAM_HEADER_OPTIONSF_TYPECHANGED |
KSSTREAM_HEADER_OPTIONSF_TIMEVALID |
KSSTREAM_HEADER_OPTIONSF_TIMEDISCONTINUITY |
KSSTREAM_HEADER_OPTIONSF_FLUSHONPAUSE |
KSSTREAM_HEADER_OPTIONSF_DURATIONVALID |
KSSTREAM_HEADER_OPTIONSF_LOOPEDDATA) )
DebugPrint(( DebugLevelWarning, "ZiVA: !!!!!!!!! NEW KSSTREAM_HEADER_OPTIONSF_ ADDED !!!!!!!!!\n" ));
MonoOutChar('S');
MonoOutULong(( pHeader->TypeSpecificFlags) >> 16 );
MonoOutChar( '.' );
#endif // DEBUG
if(pHwDevExt->dwFirstSbpOrdNum == -1)
{
pHwDevExt->dwFirstSbpOrdNum = (pHeader->TypeSpecificFlags) >> 16;
MonoOutStr("FirstSbpBuffer");
MonoOutULong( (pHeader->TypeSpecificFlags) >> 16 );
}
// pHwDevExt->SubPictureBufferSize[ulSample] = pHeader->DataUsed;
if( pHeader->OptionsFlags & KSSTREAM_HEADER_OPTIONSF_DATADISCONTINUITY )
{
MonoOutStr( " S->DISCONT " );
bStreamNumberCouldBeChanged = TRUE;
}
if( pHeader->OptionsFlags & KSSTREAM_HEADER_OPTIONSF_TYPECHANGED )
{
DebugPrint(( DebugLevelVerbose, "ZiVA: Processing Subpicture stream format.\n" ));
MonoOutStr( " S->TYPECHANGED " );
bStreamNumberCouldBeChanged = TRUE;
}
// Check for the stream number
#ifndef ZERO_STREAM_NUMBER
if( bStreamNumberCouldBeChanged )
#endif
{
if( pData && pHeader->DataUsed )
{
WORD wStuffingLength;
WORD wPesHeaderLength;
WORD wOffset;
WORD wNewStream;
if(pHeader->DataUsed < 23)
{
pHwDevExt->bStreamNumberCouldBeChanged = FALSE;
continue;
}
// Find the location of the stream ID and number
wStuffingLength = *(pData+13) & 0x03;
wPesHeaderLength = *(pData+22);
wOffset = 22;
if ( wPesHeaderLength >= 5 )
{
// PTS is present here
DWORD dwPTS = PTStoSTC( pData+23 );
MonoOutChar('=');
MonoOutULong( dwPTS );
MonoOutChar('=');
DVD_GetSTC();
}
wOffset = wOffset + wPesHeaderLength;
wOffset = wOffset + wStuffingLength + 1;
if(pHeader->DataUsed < wOffset)
{
pHwDevExt->bStreamNumberCouldBeChanged = FALSE;
continue;
}
// Get Stream Number
//WORD wNewStream = *(pData+31);
wNewStream = *(pData+wOffset);
if( (wNewStream & 0xE0) == 0x20 )
{
#ifndef ZERO_STREAM_NUMBER
*(pData+wOffset) = wNewStream & 0xE0;
#else
if( (wNewStream & 0x1F) != wCurrentStreamNumber )
{
wCurrentStreamNumber = wNewStream & 0x1F;
#ifndef MICROCODE_ACCEPTS_ANY_STREAM
DVD_SetStreams( 1, wCurrentStreamNumber ); // Select the current stream number
#endif
}
bStreamNumberCouldBeChanged = FALSE;
#endif // ZERO_STREAM_NUMBER
}
else
MonoOutStr( " !!! SubPicture Pack with wrong ID !!! " );
// Also note that valid SPU most likely was received here
pHwDevExt->bValidSPU = TRUE;
}
}
}
// Register this Srb
if( pHwDevExt->pCurrentSubPictureSrb )
{
DebugPrint(( DebugLevelVerbose, "ZiVA: !!!!!!!!!!! ERROR: Subpicture slot is not empty !!!!!!!!!!\n" ));
MonoOutStr("!!!!!!!SPSlotIsNotEmpty!!!!!!!!");
}
// if(!PreparePageTable(pSrb))
// MonoOutStr("!!!Sp PageTable prepfailed");
pHwDevExt->pCurrentSubPictureSrb = pSrb;
AdapterSendData( pHwDevExt );
}
/*
** SetSubpictureProperty()
**
**
**
** Arguments:
**
** pSrb - Pointer to the stream request block
**
** Returns:
**
** Side Effects: none
*/
static void SetSubpictureProperty( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pHwDevExt = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
PSTREAM_PROPERTY_DESCRIPTOR pSPD = pSrb->CommandData.PropertyInfo;
pSrb->Status = STATUS_SUCCESS;
if( IsEqualGUID( &KSPROPSETID_DvdSubPic, &pSPD->Property->Set ) )
{ // KSPROPSETID_DvdSubPic
switch ( pSrb->CommandData.PropertyInfo->Property->Id )
{
// look for the palette property
case KSPROPERTY_DVDSUBPIC_PALETTE:
{
PKSPROPERTY_SPPAL pSpPal = (PKSPROPERTY_SPPAL)pSrb->CommandData.PropertyInfo->PropertyInfo;
DWORD dwPalettes[16];
int i;
for ( i=0; i<16; i++ )
dwPalettes[i] = ((DWORD)(pSpPal->sppal[i].Y) << 16) +
((DWORD)(pSpPal->sppal[i].U)) +
((DWORD)(pSpPal->sppal[i].V) << 8);
if ( !DVD_SetPalette( dwPalettes ) )
pSrb->Status = STATUS_IO_DEVICE_ERROR;
}
break;
// look for HLI property
case KSPROPERTY_DVDSUBPIC_HLI:
// if(!pHwDevExt->bHliPending)
{ // Copy HLI to the Device Extensions
MonoOutStr("HC");
pHwDevExt->bHliPending = TRUE;
pHwDevExt->hli = *(PKSPROPERTY_SPHLI)pSrb->CommandData.PropertyInfo->PropertyInfo;
HighlightSetPropIfAdapterReady( pHwDevExt );
}
break;
case KSPROPERTY_DVDSUBPIC_COMPOSIT_ON:
if (*((PKSPROPERTY_COMPOSIT_ON)pSrb->CommandData.PropertyInfo->PropertyInfo))
{
if ( !DVD_SetSubPictureMute( FALSE ) )
pSrb->Status = STATUS_IO_DEVICE_ERROR;
}
else
{
if ( !DVD_SetSubPictureMute( TRUE ) )
pSrb->Status = STATUS_IO_DEVICE_ERROR;
}
break;
default:
pSrb->Status = STATUS_NOT_IMPLEMENTED;
break;
}
}
else if( IsEqualGUID( &KSPROPSETID_CopyProt, &pSPD->Property->Set ) )
{ // KSPROPSETID_CopyProt
CopyProtSetPropIfAdapterReady( pSrb );
}
else if( IsEqualGUID( &KSPROPSETID_TSRateChange, &pSPD->Property->Set ) )
{ // this is a transfer rate change property go handle it there
SetSubPictureRateChange( pSrb );
}
}
/*
** GetSubpictureProperty()
**
**
**
** Arguments:
**
** pSrb - Pointer to the stream request block
**
** Returns:
**
** Side Effects: none
*/
static void GetSubpictureProperty( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION phwdevext = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
PSTREAM_PROPERTY_DESCRIPTOR pSPD = pSrb->CommandData.PropertyInfo;
if( IsEqualGUID( &KSPROPSETID_CopyProt, &pSPD->Property->Set ) )
{ // this is a copy protection property go handle it there
CopyProtGetProp( pSrb );
}
else if( IsEqualGUID( &KSPROPSETID_TSRateChange, &pSPD->Property->Set ) )
{ // this is a transfer rate change property go handle it there
GetSubPictureRateChange( pSrb );
}
else
pSrb->Status = STATUS_NOT_IMPLEMENTED;
}
static void GetSubPictureRateChange( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pHwDevExt = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
DebugPrint(( DebugLevelVerbose, "ZiVA: GetSubPictureRateChange()->" ));
switch( pSrb->CommandData.PropertyInfo->Property->Id )
{
case KS_AM_RATE_SimpleRateChange:
{
KS_AM_SimpleRateChange* pRateChange;
DebugPrint(( DebugLevelVerbose, "KS_AM_RATE_SimpleRateChange\n" ));
pSrb->ActualBytesTransferred = sizeof( KS_AM_RATE_SimpleRateChange );
pRateChange = (KS_AM_SimpleRateChange*)pSrb->CommandData.PropertyInfo->PropertyInfo;
pRateChange->StartTime = 0/*pHwDevExt->SubPictureStartTime*/;
pRateChange->Rate = 10000 /*pHwDevExt->SubPictureRate*/;
}
pSrb->Status = STATUS_SUCCESS;
break;
case KS_AM_RATE_ExactRateChange:
DebugPrint(( DebugLevelVerbose, "KS_AM_RATE_ExactRateChange (NOT IMPLEMENTED)\n" ));
pSrb->Status = STATUS_NOT_IMPLEMENTED;
break;
case KS_AM_RATE_MaxFullDataRate:
{
KS_AM_MaxFullDataRate* pMaxRate;
DebugPrint(( DebugLevelVerbose, "KS_AM_RATE_MaxFullDataRate\n" ));
pSrb->ActualBytesTransferred = sizeof (KS_AM_RATE_MaxFullDataRate);
pMaxRate = (KS_AM_MaxFullDataRate*)pSrb->CommandData.PropertyInfo->PropertyInfo;
*pMaxRate = 10000 /*pHwDevExt->SubPictureMaxFullRate*/;
}
pSrb->Status = STATUS_SUCCESS;
break;
case KS_AM_RATE_Step:
DebugPrint(( DebugLevelVerbose, "KS_AM_RATE_Step (NOT IMPLEMENTED)\n" ));
pSrb->Status = STATUS_NOT_IMPLEMENTED;
}
}
static void SetSubPictureRateChange( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PHW_DEVICE_EXTENSION pHwDevExt = (PHW_DEVICE_EXTENSION)pSrb->HwDeviceExtension;
DebugPrint(( DebugLevelVerbose, "ZiVA: SetSubPictureRateChange()->" ));
switch( pSrb->CommandData.PropertyInfo->Property->Id )
{
case KS_AM_RATE_SimpleRateChange:
{
KS_AM_SimpleRateChange* pRateChange;
REFERENCE_TIME NewStartTime;
LONG NewRate;
DebugPrint(( DebugLevelVerbose, "KS_AM_RATE_SimpleRateChange\n" ));
pRateChange = (KS_AM_SimpleRateChange*)pSrb->CommandData.PropertyInfo->PropertyInfo;
NewStartTime = pRateChange->StartTime;
NewRate = ( pRateChange->Rate < 0 ) ? -pRateChange->Rate : pRateChange->Rate;
DebugPrint(( DebugLevelVerbose, "ZiVA: Received Data\r\n" ));
DebugPrint(( DebugLevelVerbose, "ZiVA: StartTime = 0x%08x\r\n", NewStartTime ));
DebugPrint(( DebugLevelVerbose, "ZiVA: Rate = 0x%08x\r\n", NewRate ));
//pHwDevExt->SubPictureInterceptTime =
// (pHwDevExt->SubPictureInterceptTime-NewStartTime)*
// pHwDevExt->SubPictureRate/NewRate + NewStartTime;
/* We will rely on the video stream
if( NewRate == 10000 )
ZivaHw_Play();
else
ZivaHw_Scan();
pHwDevExt->SubPictureRate = NewRate;
if( NewRate == 10000 )
{
pHwDevExt->SubPictureInterceptTime = 0;
pHwDevExt->SubPictureStartTime = 0;
}
else
{
pHwDevExt->SubPictureInterceptTime = (-NewStartTime) * 10000 / NewRate + NewStartTime;
pHwDevExt->SubPictureStartTime = NewStartTime;
}
SetRateChange( pHwDevExt, 0x01 );*/
}
pSrb->Status = STATUS_SUCCESS;
break;
case KS_AM_RATE_ExactRateChange :
pSrb->Status = STATUS_NOT_IMPLEMENTED;
break;
case KS_AM_RATE_MaxFullDataRate :
pSrb->Status = STATUS_NOT_IMPLEMENTED;
break;
case KS_AM_RATE_Step :
pSrb->Status = STATUS_NOT_IMPLEMENTED;
break;
}
}
/*
** SubpictureQueryAccept()
**
**
**
** Arguments:
**
** pSrb - Pointer to the stream request block
**
** Returns:
**
** Side Effects: none
*/
static void SubpictureQueryAccept( PHW_STREAM_REQUEST_BLOCK pSrb )
{
PKSDATAFORMAT pfmt = pSrb->CommandData.OpenFormat;
KS_MPEGVIDEOINFO2* pblock = (KS_MPEGVIDEOINFO2*)((PBYTE)pfmt + sizeof( KSDATAFORMAT ));
DebugPrint(( DebugLevelVerbose, "ZiVA: Begin SubpictureQueryAccept()\n" ));
// pick up the format block and examine it. Default to not implemented
pSrb->Status = STATUS_SUCCESS;
if( pfmt->FormatSize != sizeof( KSDATAFORMAT ) + sizeof( KS_MPEGVIDEOINFO2 ) )
return;
/* switch( pblock->hdr.dwPixAspectRatio )
{
case PixAspectRatio_NTSC4x3:
case PixAspectRatio_NTSC16x9:
pSrb->Status = STATUS_SUCCESS;
return;
default:
return;
}*/
DebugPrint(( DebugLevelVerbose, "ZiVA: End SubpictureQueryAccept()\n" ));
}