?? s3c6410_post_proc.c
字號:
}
else if (Mode == POST_INTERLACE)
{
g_pPostReg->MODE |= INTERLACE;
}
else
{
POST_ERR((_T("[POST:ERR] Post_set_mode() : Unknown Scan Mode %d)\n\r"), Scan));
return POST_ERROR_ILLEGAL_PARAMETER;
}
switch(SrcType)
{
case POST_SRC_RGB16:
g_pPostReg->MODE |= SRCFMT_RGB | SRCRGB_RGB565 | SRCYUV_YUV422 | SRC_INTERLEAVE;
break;
case POST_SRC_RGB24:
g_pPostReg->MODE |= SRCFMT_RGB | SRCRGB_RGB24 | SRCYUV_YUV422 | SRC_INTERLEAVE;
break;
case POST_SRC_YUV420:
g_pPostReg->MODE |= SRCFMT_YUV | SRCRGB_RGB24 | SRCYUV_YUV420 | SRC_NOT_INTERLEAVE;
break;
case POST_SRC_YUV422_YCBYCR:
g_pPostReg->MODE |= SRCFMT_YUV | SRCRGB_RGB24 | SRCYUV_YUV422 | SRC_INTERLEAVE | SRCYUV_YCBYCR;
break;
case POST_SRC_YUV422_CBYCRY:
g_pPostReg->MODE |= SRCFMT_YUV | SRCRGB_RGB24 | SRCYUV_YUV422 | SRC_INTERLEAVE | SRCYUV_CBYCRY;
break;
case POST_SRC_YUV422_YCRYCB:
g_pPostReg->MODE |= SRCFMT_YUV | SRCRGB_RGB24 | SRCYUV_YUV422 | SRC_INTERLEAVE | SRCYUV_YCRYCB;
break;
case POST_SRC_YUV422_CRYCBY:
g_pPostReg->MODE |= SRCFMT_YUV | SRCRGB_RGB24 | SRCYUV_YUV422 | SRC_INTERLEAVE | SRCYUV_CRYCBY;
break;
default:
POST_ERR((_T("[POST:ERR] Post_set_mode() : Unknown Source Type %d)\n\r"), SrcType));
return POST_ERROR_ILLEGAL_PARAMETER;
break;
}
switch(DstType)
{
case POST_DST_RGB16:
g_pPostReg->MODE |= OUTFMT_RGB | OUTRGB_RGB565;
break;
case POST_DST_RGB24:
g_pPostReg->MODE |= OUTFMT_RGB | OUTRGB_RGB24;
break;
case POST_DST_YUV420:
g_pPostReg->MODE |= OUTFMT_YUV | OUTYUV_YUV420;
break;
case POST_DST_YUV422_YCBYCR:
g_pPostReg->MODE |= OUTFMT_YUV | OUTYUV_YUV422 | OUTYUV_YCBYCR;
break;
case POST_DST_YUV422_CBYCRY:
g_pPostReg->MODE |= OUTFMT_YUV | OUTYUV_YUV422 | OUTYUV_CBYCRY;
break;
case POST_DST_YUV422_YCRYCB:
g_pPostReg->MODE |= OUTFMT_YUV | OUTYUV_YUV422 | OUTYUV_YCRYCB;
break;
case POST_DST_YUV422_CRYCBY:
g_pPostReg->MODE |= OUTFMT_YUV | OUTYUV_YUV422 | OUTYUV_CRYCBY;
break;
case POST_DST_FIFO_YUV444:
g_pPostReg->MODE |= OUTFMT_YUV | FIFO_OUT_ENABLE;
break;
case POST_DST_FIFO_RGB888:
g_pPostReg->MODE |= OUTFMT_RGB | FIFO_OUT_ENABLE;
break;
default:
POST_ERR((_T("[POST:ERR] Post_set_mode() : Unknown Destination Type %d)\n\r"), DstType));
return POST_ERROR_ILLEGAL_PARAMETER;
break;
}
POST_MSG((_T("[POST]--Post_set_mode() : %d\n\r"), error));
return error;
}
static void Post_set_source_size(unsigned int BaseWidth, unsigned int BaseHeight, unsigned int Width, unsigned int Height, unsigned int OffsetX, unsigned int OffsetY)
{
// To use Post Processor, Image Width is limited to WORD(4Byte) boundary, 32Bpp->1Pixel, 16Bpp->2Pixel
// This must be considered from Caller Application
POST_MSG((_T("[POST]++Post_set_source_size(%d, %d, %d, %d, %d, %d)\n\r"), BaseWidth, BaseHeight, Width, Height, OffsetX, OffsetY));
g_PostConfig.SrcBaseWidth = BaseWidth;
g_PostConfig.SrcBaseHeight = BaseHeight;
g_PostConfig.SrcWidth = Width;
g_PostConfig.SrcHeight = Height;
g_PostConfig.SrcOffsetX = OffsetX;
g_PostConfig.SrcOffsetY = OffsetY;
POST_MSG((_T("[POST]--Post_set_source_size() : %d\n\r"), error));
}
static void Post_set_destination_size(unsigned int BaseWidth, unsigned int BaseHeight, unsigned int Width, unsigned int Height, unsigned int OffsetX, unsigned int OffsetY)
{
// To use Post Processor, Image Width is limited to WORD(4Byte) boundary, 32Bpp->1Pixel, 16Bpp->2Pixel
// This must be considered from Caller Application
POST_MSG((_T("[POST]++Post_set_destination_size(%d, %d, %d, %d, %d, %d)\n\r"), BaseWidth, BaseHeight, Width, Height, OffsetX, OffsetY));
g_PostConfig.DstBaseWidth = BaseWidth;
g_PostConfig.DstBaseHeight = BaseHeight;
g_PostConfig.DstWidth = Width;
g_PostConfig.DstHeight = Height;
g_PostConfig.DstOffsetX = OffsetX;
g_PostConfig.DstOffsetY = OffsetY;
POST_MSG((_T("[POST]--Post_set_destination_size() : %d\n\r"), error));
}
static POST_ERROR Post_get_prescaler_shiftvalue(unsigned int *MainShift, unsigned int SrcValue, unsigned int DstValue )
{
POST_ERROR error = POST_SUCCESS;
if (SrcValue >= 64*DstValue)
{
POST_ERR((_T("[POST:ERR] Post_get_prescaler_shiftvalue() : Out of Range\r\n")));
error = POST_ERROR_PRESCALER_OUT_OF_SCALE_RANGE;
}
else if (SrcValue >= 32*DstValue)
{
*MainShift = 5;
}
else if (SrcValue >= 16*DstValue)
{
*MainShift = 4;
else if (SrcValue >= 8*DstValue)
{
*MainShift = 3;
}
else if (SrcValue >= 4*DstValue)
{
*MainShift = 2;
}
else if (SrcValue >= 2*DstValue)
{
*MainShift = 1;
}
else
{
*MainShift = 0;
}
return error;
}
static POST_ERROR Post_update_condition(void)
{
POST_ERROR error = POST_SUCCESS;
unsigned int PreHozRatio, PreVerRatio;
unsigned int MainHozShift, MainVerShift;
POST_MSG((_T("[POST]++Post_update_condition()\n\r")));
error = Post_get_prescaler_shiftvalue(&MainHozShift, g_PostConfig.SrcWidth, g_PostConfig.DstWidth);
if (error == POST_SUCCESS)
{
PreHozRatio = (1<<MainHozShift);
error = Post_get_prescaler_shiftvalue(&MainVerShift, g_PostConfig.SrcHeight, g_PostConfig.DstHeight);
if (error == POST_SUCCESS)
{
PreVerRatio = (1<<MainVerShift);
g_pPostReg->PreScale_Ratio = PRESCALE_V_RATIO(PreVerRatio) | PRESCALE_H_RATIO(PreHozRatio);
g_pPostReg->PreScaleImgSize = PRESCALE_WIDTH(g_PostConfig.SrcWidth/PreHozRatio) | PRESCALE_HEIGHT(g_PostConfig.SrcHeight/PreVerRatio);
g_pPostReg->SRCImgSize = SRC_WIDTH(g_PostConfig.SrcWidth) | SRC_HEIGHT(g_PostConfig.SrcHeight);
g_pPostReg->MainScale_H_Ratio = MAINSCALE_H_RATIO((g_PostConfig.SrcWidth<<8)/(g_PostConfig.DstWidth<<MainHozShift));
g_pPostReg->MainScale_V_Ratio = MAINSCALE_V_RATIO((g_PostConfig.SrcHeight<<8)/(g_PostConfig.DstHeight<<MainVerShift));
g_pPostReg->DSTImgSize = DST_WIDTH(g_PostConfig.DstWidth) | DST_HEIGHT(g_PostConfig.DstHeight);
g_pPostReg->PreScale_SHFactor = PRESCALE_SHFACTOR(10-(MainHozShift+MainVerShift));
}
}
POST_MSG((_T("[POST]--Post_update_condition() : %d\n\r"), error));
return error;
}
static POST_ERROR Post_set_dma_address(POST_DMA_ADDRESS DMA, unsigned int AddrY, unsigned int AddrCb, unsigned int AddrCr)
{
unsigned int AddrStart_Y=0, AddrStart_Cb=0, AddrStart_Cr=0;
unsigned int AddrEnd_Y=0, AddrEnd_Cb=0, AddrEnd_Cr=0;
unsigned int Offset_Y=0, Offset_Cb=0, Offset_Cr=0;
POST_MSG((_T("[POST]++Post_set_dma_address(%d, 0x%08x, 0x%08x, 0x%08x)\n\r"), DMA, AddrY, AddrCb, AddrCr));
if (DMA == POST_SRC_ADDRESS || DMA == POST_NEXT_SRC_ADDRESS)
{
switch(g_PostConfig.SrcType)
{
case POST_SRC_RGB16:
case POST_SRC_YUV422_YCBYCR:
case POST_SRC_YUV422_CBYCRY:
case POST_SRC_YUV422_YCRYCB:
case POST_SRC_YUV422_CRYCBY:
Offset_Y = (g_PostConfig.SrcBaseWidth - g_PostConfig.SrcWidth)*2;
AddrStart_Y = AddrY+(g_PostConfig.SrcBaseWidth*g_PostConfig.SrcOffsetY)*2 + g_PostConfig.SrcOffsetX*2;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.SrcWidth*g_PostConfig.SrcHeight)*2 + (g_PostConfig.SrcHeight-1)*Offset_Y;
break;
case POST_SRC_RGB24:
Offset_Y = (g_PostConfig.SrcBaseWidth - g_PostConfig.SrcWidth)*4;
AddrStart_Y = AddrY+(g_PostConfig.SrcBaseWidth*g_PostConfig.SrcOffsetY)*4 + g_PostConfig.SrcOffsetX*4;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.SrcWidth*g_PostConfig.SrcHeight)*4 + (g_PostConfig.SrcHeight-1)*Offset_Y;
break;
case POST_SRC_YUV420:
Offset_Y = (g_PostConfig.SrcBaseWidth - g_PostConfig.SrcWidth);
Offset_Cb = Offset_Y/2;
Offset_Cr = Offset_Y/2;
AddrStart_Y = AddrY+(g_PostConfig.SrcBaseWidth*g_PostConfig.SrcOffsetY) + g_PostConfig.SrcOffsetX;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.SrcWidth*g_PostConfig.SrcHeight) + (g_PostConfig.SrcHeight-1)*Offset_Y;
AddrStart_Cb = AddrCb+(g_PostConfig.SrcBaseWidth/2)*(g_PostConfig.SrcOffsetY/2) + g_PostConfig.SrcOffsetX/2;
AddrEnd_Cb = AddrStart_Cb+(g_PostConfig.SrcWidth/2)*(g_PostConfig.SrcHeight/2) + (g_PostConfig.SrcHeight/2-1)*Offset_Cb;
AddrStart_Cr = AddrCr+(g_PostConfig.SrcBaseWidth/2)*(g_PostConfig.SrcOffsetY/2) + g_PostConfig.SrcOffsetX/2;
AddrEnd_Cr = AddrStart_Cr+(g_PostConfig.SrcWidth/2)*(g_PostConfig.SrcHeight/2) + (g_PostConfig.SrcHeight/2-1)*Offset_Cr;
break;
default:
POST_ERR((_T("[POST:ERR] Post_set_dma_address() : Unknown Format %d\r\n"), g_PostConfig.SrcType));
return POST_ERROR_ILLEGAL_PARAMETER;
}
}
else if (DMA == POST_DST_ADDRESS || DMA == POST_NEXT_DST_ADDRESS)
{
switch(g_PostConfig.DstType)
{
case POST_DST_RGB16:
case POST_DST_YUV422_YCBYCR:
case POST_DST_YUV422_CBYCRY:
case POST_DST_YUV422_YCRYCB:
case POST_DST_YUV422_CRYCBY:
Offset_Y = (g_PostConfig.DstBaseWidth - g_PostConfig.DstWidth)*2;
AddrStart_Y = AddrY+(g_PostConfig.DstBaseWidth*g_PostConfig.DstOffsetY)*2 + g_PostConfig.DstOffsetX*2;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.DstWidth*g_PostConfig.DstHeight)*2 + (g_PostConfig.DstHeight-1)*Offset_Y;
break;
case POST_DST_RGB24:
Offset_Y = (g_PostConfig.DstBaseWidth - g_PostConfig.DstWidth)*4;
AddrStart_Y = AddrY+(g_PostConfig.DstBaseWidth*g_PostConfig.DstOffsetY)*4 + g_PostConfig.DstOffsetX*4;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.DstWidth*g_PostConfig.DstHeight)*4 + (g_PostConfig.DstHeight-1)*Offset_Y;
break;
case POST_DST_YUV420:
Offset_Y = (g_PostConfig.DstBaseWidth - g_PostConfig.DstWidth);
Offset_Cb = Offset_Y/2;
Offset_Cr = Offset_Y/2;
AddrStart_Y = AddrY+(g_PostConfig.DstBaseWidth*g_PostConfig.DstOffsetY) + g_PostConfig.DstOffsetX;
AddrEnd_Y = AddrStart_Y+(g_PostConfig.DstWidth*g_PostConfig.DstHeight) + (g_PostConfig.DstHeight-1)*Offset_Y;
AddrStart_Cb = AddrCb+(g_PostConfig.DstBaseWidth/2)*(g_PostConfig.DstOffsetY/2) + g_PostConfig.DstOffsetX/2;
AddrEnd_Cb = AddrStart_Cb+(g_PostConfig.DstWidth/2)*(g_PostConfig.DstHeight/2) + (g_PostConfig.DstHeight/2-1)*Offset_Cb;
AddrStart_Cr = AddrCr+(g_PostConfig.DstBaseWidth/2)*(g_PostConfig.DstOffsetY/2) + g_PostConfig.DstOffsetX/2;
AddrEnd_Cr = AddrStart_Cr+(g_PostConfig.DstWidth/2)*(g_PostConfig.DstHeight/2) + (g_PostConfig.DstHeight/2-1)*Offset_Cr;
break;
default:
POST_ERR((_T("[POST:ERR] Post_set_dma_address() : Unknown Format %d\r\n"), g_PostConfig.DstType));
return POST_ERROR_ILLEGAL_PARAMETER;
}
}
else
{
POST_ERR((_T("[POST:ERR] Post_set_dma_address() : Unknown DMA address %d\r\n"), DMA));
return POST_ERROR_ILLEGAL_PARAMETER;
}
switch(DMA)
{
case POST_SRC_ADDRESS:
g_pPostReg->ADDRStart_Y = AddrStart_Y;
g_pPostReg->ADDREnd_Y = AddrEnd_Y;
g_pPostReg->ADDRStart_Cb = AddrStart_Cb;
g_pPostReg->ADDREnd_Cb = AddrEnd_Cb;
g_pPostReg->ADDRStart_Cr = AddrStart_Cr;
g_pPostReg->ADDREnd_Cr = AddrEnd_Cr;
g_pPostReg->Offset_Y= Offset_Y;
g_pPostReg->Offset_Cb= Offset_Cb;
g_pPostReg->Offset_Cr= Offset_Cr;
break;
case POST_NEXT_SRC_ADDRESS:
g_pPostReg->MODE_2 |= ADDR_CHANGE_DISABLE; // To prevent address from changing still in register setting
g_pPostReg->NxtADDRStart_Y = AddrStart_Y;
g_pPostReg->NxtADDREnd_Y = AddrEnd_Y;
g_pPostReg->NxtADDRStart_Cb = AddrStart_Cb;
g_pPostReg->NxtADDREnd_Cb = AddrEnd_Cb;
g_pPostReg->NxtADDRStart_Cr = AddrStart_Cr;
g_pPostReg->NxtADDREnd_Cr = AddrEnd_Cr;
g_pPostReg->MODE_2 &= ~ADDR_CHANGE_DISABLE; // Now, address can change
break;
case POST_DST_ADDRESS:
g_pPostReg->ADDRStart_RGB = AddrStart_Y;
g_pPostReg->ADDREnd_RGB = AddrEnd_Y;
g_pPostReg->ADDRStart_oCb = AddrStart_Cb;
g_pPostReg->ADDREnd_oCb = AddrEnd_Cb;
g_pPostReg->ADDRStart_oCr = AddrStart_Cr;
g_pPostReg->ADDREnd_oCr = AddrEnd_Cr;
g_pPostReg->Offset_RGB= Offset_Y;
g_pPostReg->Offset_oCb= Offset_Cb;
g_pPostReg->Offset_oCr= Offset_Cr;
break;
case POST_NEXT_DST_ADDRESS:
g_pPostReg->MODE_2 |= ADDR_CHANGE_DISABLE; // To prevent address from changing still in register setting
g_pPostReg->NxtADDRStart_RGB = AddrStart_Y;
g_pPostReg->NxtADDREnd_RGB = AddrEnd_Y;
g_pPostReg->NxtADDRStart_oCb = AddrStart_Cb;
g_pPostReg->NxtADDREnd_oCb = AddrEnd_Cb;
g_pPostReg->NxtADDRStart_oCr = AddrStart_Cr;
g_pPostReg->NxtADDREnd_oCr = AddrEnd_Cr;
g_pPostReg->MODE_2 &= ~ADDR_CHANGE_DISABLE; // Now, address can change
break;
default:
return POST_ERROR_ILLEGAL_PARAMETER;
}
POST_MSG((_T("[POST]--Post_set_dma_address() : %d\n\r"), error));
return error;
}
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