camif.c
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- /************************************************************
- File Name : camif.c
- Descriptions
- -S3C2440 camera test routines & basic libraries
- History
- - July 23, 2003. Draft Version 0.0 by purnnamu
- - Janualy 15, 2004. Modifed by Boaz
- Copyright (c) 2004 SAMSUNG Electronics.
- # However, Anybody can use this code without our permission.
- *************************************************************/
- #include <ctype.h>
- #include "def.h"
- #include "2440addr.h"
- #include "2440lib.h"
- #include "camif.h"
- #include "lcdlib.h"
- #include "glib.h"
- #include "camproset.h" // for camera setting
- //#include ".bmppqvga16bsm5.h"
- #include ".bmp422jpeg.h"
- #include ".bmp420jpeg.h"
- #include ".bmpforeman_cif_420.H"
- volatile U32 camTestMode;
- volatile U32 camCodecCaptureCount;
- volatile U32 camPviewCaptureCount;
- volatile U32 camCodecStatus;
- volatile U32 camPviewStatus;
- volatile U32 amount;
- U32 save_GPJCON, save_GPJDAT, save_GPJUP;
- U8 flagCaptured_P = 0;
- U8 flagCaptured_C = 0;
- void * func_camera_test[][2]=
- {
- (void *)Test_CamPreview, "Preview Test ",
- (void *)Test_CamCodec, "Codec Test ",
- (void *)Camera_Iic_Test, "IIC interface test ",
- (void *)Test_YCbCr_to_RGB, "YCbCr2RGB test",
- 0,0
- };
- void Camera_Test(void)
- {
- int i;
-
- Uart_Printf("n====== Camera Interface Test Start ======n");
- CamReset();
- // Initializing camif
- rCLKCON |= (1<<19); // enable camclk
- CamPortSet();
- ChangeUPllValue(60, 4, 1); // UPLL clock = 96MHz, PLL input 16.9344MHz
- rCLKDIVN|=(1<<3); // UCLK 48MHz setting for UPLL 96MHz
- // 0:48MHz, 1:24MHz, 2:16MHz, 3:12MHz...
- // Camera clock = UPLL/[(CAMCLK_DIV+1)X2]
- Uart_Printf("1...n");
- switch(USED_CAM_TYPE)
- {
- case CAM_AU70H :
- if (AU70H_VIDEO_SIZE==1152)
- SetCAMClockDivider(CAMCLK24000000); //Set Camera Clock for SXGA
- if (AU70H_VIDEO_SIZE==640)
- SetCAMClockDivider(CAMCLK16000000); //Set Camera Clock for VGA
- break;
- case CAM_S5X3A1 :
- SetCAMClockDivider(CAMCLK24000000); //Set Camera Clock for SXGA
- break;
- default : // 24MHz
- SetCAMClockDivider(CAMCLK24000000); //Set Camera Clock 24MHz s5x532, ov7620
- break;
- }
- Uart_Printf("2...n");
- // Initializing camera module
- CamModuleReset(); // s5x532 must do this..
- Delay(500); // ready time of s5x433, s5x532 IIC interface. needed...
- CameraModuleSetting();
- Uart_Printf("Initializing end...n");
-
- while(1)
- {
- i=0;
- Uart_Printf("nn");
- while(1)
- { //display menu
- Uart_Printf("%2d:%sn",i,func_camera_test[i][1]);
- i++;
- if((int)(func_camera_test[i][0])==0)
- {
- Uart_Printf("n");
- break;
- }
- if((i%4)==0)
- Uart_Printf("n");
- }
- Uart_Printf("nPress only Enter key to exit : ");
- i = Uart_GetIntNum();
- if(i==-1) break; // return.
- if(i>=0 && (i<((sizeof(func_camera_test)-1)/8)) ) // select and execute...
- ( (void (*)(void)) (func_camera_test[i][0]) )();
- }
-
- Uart_Printf("n====== Camera IF Test program end ======n");
- // CamModuleReset(); // s5x532 must do this..
- rCLKCON &= ~(1<<19); // disable camclk
-
- }
- void CamPortSet(void)
- {
- save_GPJCON = rGPJCON;
- save_GPJDAT = rGPJDAT;
- save_GPJUP = rGPJUP;
- rGPJCON = 0x2aaaaaa;
- rGPJDAT = 0;
- rGPJUP = 0;
- }
- void CamPortReturn(void)
- {
- rGPJCON = save_GPJCON;
- rGPJDAT = save_GPJDAT;
- rGPJUP = save_GPJUP;
- }
- void CamPreviewIntUnmask(void)
- {
- rINTSUBMSK &= ~(BIT_SUB_CAM_P);//INT CAMERA Port A ENABLE
- rINTMSK &= ~(BIT_CAM);
- }
- void CamCodecIntUnmask(void)
- {
- rINTSUBMSK &= ~(BIT_SUB_CAM_C);//INT CAMERA Port B ENABLE
- rINTMSK &= ~(BIT_CAM);
- }
- void CamPreviewIntMask(void)
- {
- rINTSUBMSK |= BIT_SUB_CAM_P;//INT CAMERA Port A ENABLE
- rINTMSK |= (BIT_CAM);
- }
- void CamCodecIntMask(void)
- {
- rINTSUBMSK |= BIT_SUB_CAM_C;//INT CAMERA Port B ENABLE
- rINTMSK |= (BIT_CAM);
- }
- /******************************************************
- * *
- * camera interface initialization *
- * *
- *******************************************************/
- void CamReset(void)
- {
- rCIGCTRL |= (1<<31); //camera I/F soft reset
- Delay(10);
- rCIGCTRL &= ~(1<<31);
- }
- void CamModuleReset(void)
- {
- switch(USED_CAM_TYPE)
- {
- case CAM_OV7620 : // reset - active high
- case CAM_S5X532 : // reset - active low, but H/W inverted.. so, in this case active high
- case CAM_S5X433 : // reset - active low, but H/W inverted.. so, in this case active high
- case CAM_S5X3A1 : // reset - active low, but H/W inverted.. so, in this case active high
- rCIGCTRL |= (1<<30); //external camera reset high
- Delay(30);
- rCIGCTRL &= ~(1<<30); //external camera reset low
- break;
- case CAM_AU70H : // reset - active low
- default :
- rCIGCTRL &= ~(1<<30); //external camera reset low
- Delay(10);
- rCIGCTRL |= (1<<30); //external camera reset high
- break;
- }
- }
- // 0:48MHz, 1:24MHz, 2:16MHz, 3:12MHz...
- // Camera clock = UPLL/[(CAMCLK_DIV+1)X2]
- void SetCAMClockDivider(int divn)
- {
- rCAMDIVN = (rCAMDIVN & ~(0xf))|(1<<4)|(divn); // CAMCLK is divided..
- }
- /* Description of Parameters
- CoDstWidth: Destination Width of Codec Path
- CoDstHeight: Destination Height of Codec Path
- PrDstWidth: Destination Width of Preview Path
- PrDstHeight: Destination Height of Preview Path
- WinHorOffset: Size of Window Offset for Horizontal Direction
- WinVerOffset: Size of Window Offset for Vertical Direction
- CoFrameBuffer: Start Address for Codec DMA
- PrFrameBuffer: Start Address for Previe DMA
- */
- void CamInit(U32 CoDstWidth, U32 CoDstHeight, U32 PrDstWidth, U32 PrDstHeight,
- U32 WinHorOffset, U32 WinVerOffset, U32 CoFrameBuffer, U32 PrFrameBuffer)
- {
- U32 WinOfsEn;
- U32 divisor, multiplier;
- U32 MainBurstSizeY, RemainedBurstSizeY, MainBurstSizeC, RemainedBurstSizeC, MainBurstSizeRGB, RemainedBurstSizeRGB;
- U32 H_Shift, V_Shift, PreHorRatio, PreVerRatio, MainHorRatio, MainVerRatio;
- U32 SrcWidth, SrcHeight;
- U32 ScaleUp_H_Co, ScaleUp_V_Co, ScaleUp_H_Pr, ScaleUp_V_Pr;
- //constant for calculating codec dma address
- if(CAM_CODEC_OUTPUT)
- divisor=2; //CCIR-422
- else
- divisor=4; //CCIR-420
-
- //constant for calculating preview dma address
- if(CAM_PVIEW_OUTPUT)
- multiplier=4;
- else
- multiplier=2;
-
- if(WinHorOffset==0 && WinVerOffset==0)
- WinOfsEn=0;
- else
- WinOfsEn=1;
- SrcWidth=CAM_SRC_HSIZE-WinHorOffset*2;
- SrcHeight=CAM_SRC_VSIZE-WinVerOffset*2;
- if(SrcWidth>=CoDstWidth) ScaleUp_H_Co=0; //down
- else ScaleUp_H_Co=1; //up
- if(SrcHeight>=CoDstHeight) ScaleUp_V_Co=0;
- else ScaleUp_V_Co=1;
- if(SrcWidth>=PrDstWidth) ScaleUp_H_Pr=0; //down
- else ScaleUp_H_Pr=1; //up
- if(SrcHeight>=PrDstHeight) ScaleUp_V_Pr=0; // edited 040225
- else ScaleUp_V_Pr=1;
- ////////////////// common control setting
- rCIGCTRL |= (1<<26)|(0<<27); // inverse PCLK, test pattern
- rCIWDOFST = (1<<30)|(0xf<<12); // clear overflow
- rCIWDOFST = 0;
- rCIWDOFST=(WinOfsEn<<31)|(WinHorOffset<<16)|(WinVerOffset);
- rCISRCFMT=(CAM_ITU601<<31)|(0<<30)|(0<<29)|(CAM_SRC_HSIZE<<16)|(CAM_ORDER_YCBYCR<<14)|(CAM_SRC_VSIZE);
- ////////////////// codec port setting
- if (CAM_CODEC_4PP)
- {
- rCICOYSA1=CoFrameBuffer;
- rCICOYSA2=rCICOYSA1+CoDstWidth*CoDstHeight+2*CoDstWidth*CoDstHeight/divisor;
- rCICOYSA3=rCICOYSA2+CoDstWidth*CoDstHeight+2*CoDstWidth*CoDstHeight/divisor;
- rCICOYSA4=rCICOYSA3+CoDstWidth*CoDstHeight+2*CoDstWidth*CoDstHeight/divisor;
-
- rCICOCBSA1=rCICOYSA1+CoDstWidth*CoDstHeight;
- rCICOCBSA2=rCICOYSA2+CoDstWidth*CoDstHeight;
- rCICOCBSA3=rCICOYSA3+CoDstWidth*CoDstHeight;
- rCICOCBSA4=rCICOYSA4+CoDstWidth*CoDstHeight;
- rCICOCRSA1=rCICOCBSA1+CoDstWidth*CoDstHeight/divisor;
- rCICOCRSA2=rCICOCBSA2+CoDstWidth*CoDstHeight/divisor;
- rCICOCRSA3=rCICOCBSA3+CoDstWidth*CoDstHeight/divisor;
- rCICOCRSA4=rCICOCBSA4+CoDstWidth*CoDstHeight/divisor;
- }
- else
- {
- rCICOYSA1=CoFrameBuffer;
- rCICOYSA2=rCICOYSA1;
- rCICOYSA3=rCICOYSA1;
- rCICOYSA4=rCICOYSA1;
-
- rCICOCBSA1=rCICOYSA1+CoDstWidth*CoDstHeight;
- rCICOCBSA2=rCICOCBSA1;
- rCICOCBSA3=rCICOCBSA1;
- rCICOCBSA4=rCICOCBSA1;
-
- rCICOCRSA1=rCICOCBSA1+CoDstWidth*CoDstHeight/divisor;
- rCICOCRSA2=rCICOCRSA1;
- rCICOCRSA3=rCICOCRSA1;
- rCICOCRSA4=rCICOCRSA1;
- }
- rCICOTRGFMT=(CAM_CODEC_IN_422<<31)|(CAM_CODEC_OUTPUT<<30)|(CoDstWidth<<16)|(CAM_FLIP_NORMAL<<14)|(CoDstHeight);
- CalculateBurstSize(CoDstWidth, &MainBurstSizeY, &RemainedBurstSizeY);
- CalculateBurstSize(CoDstWidth/2, &MainBurstSizeC, &RemainedBurstSizeC);
- rCICOCTRL=(MainBurstSizeY<<19)|(RemainedBurstSizeY<<14)|(MainBurstSizeC<<9)|(RemainedBurstSizeC<<4);
- CalculatePrescalerRatioShift(SrcWidth, CoDstWidth, &PreHorRatio, &H_Shift);
- CalculatePrescalerRatioShift(SrcHeight, CoDstHeight, &PreVerRatio, &V_Shift);
- MainHorRatio=(SrcWidth<<8)/(CoDstWidth<<H_Shift);
- MainVerRatio=(SrcHeight<<8)/(CoDstHeight<<V_Shift);
-
- rCICOSCPRERATIO=((10-H_Shift-V_Shift)<<28)|(PreHorRatio<<16)|(PreVerRatio);
- rCICOSCPREDST=((SrcWidth/PreHorRatio)<<16)|(SrcHeight/PreVerRatio);
- rCICOSCCTRL=(CAM_SCALER_BYPASS_OFF<<31)|(ScaleUp_H_Co<<30)|(ScaleUp_V_Co<<29)|(MainHorRatio<<16)|(MainVerRatio);
- rCICOTAREA=CoDstWidth*CoDstHeight;
- ///////////////// preview port setting
- if (CAM_PVIEW_4PP) // codec view mode
- {
- rCIPRCLRSA1=PrFrameBuffer;
- rCIPRCLRSA2=rCIPRCLRSA1+PrDstWidth*PrDstHeight*multiplier;
- rCIPRCLRSA3=rCIPRCLRSA2+PrDstWidth*PrDstHeight*multiplier;
- rCIPRCLRSA4=rCIPRCLRSA3+PrDstWidth*PrDstHeight*multiplier;
- }
- else // direct preview mode
- {
- rCIPRCLRSA1=LCDFRAMEBUFFER;
- rCIPRCLRSA2=LCDFRAMEBUFFER;
- rCIPRCLRSA3=LCDFRAMEBUFFER;
- rCIPRCLRSA4=LCDFRAMEBUFFER;
- }
- rCIPRTRGFMT=(PrDstWidth<<16)|(CAM_FLIP_NORMAL<<14)|(PrDstHeight);
- if (CAM_PVIEW_OUTPUT==CAM_RGB24B)
- CalculateBurstSize(PrDstWidth*4, &MainBurstSizeRGB, &RemainedBurstSizeRGB);
- else // RGB16B
- CalculateBurstSize(PrDstWidth*2, &MainBurstSizeRGB, &RemainedBurstSizeRGB);
- rCIPRCTRL=(MainBurstSizeRGB<<19)|(RemainedBurstSizeRGB<<14);
- CalculatePrescalerRatioShift(SrcWidth, PrDstWidth, &PreHorRatio, &H_Shift);
- CalculatePrescalerRatioShift(SrcHeight, PrDstHeight, &PreVerRatio, &V_Shift);
- MainHorRatio=(SrcWidth<<8)/(PrDstWidth<<H_Shift);
- MainVerRatio=(SrcHeight<<8)/(PrDstHeight<<V_Shift);
- rCIPRSCPRERATIO=((10-H_Shift-V_Shift)<<28)|(PreHorRatio<<16)|(PreVerRatio);
- rCIPRSCPREDST=((SrcWidth/PreHorRatio)<<16)|(SrcHeight/PreVerRatio);
- rCIPRSCCTRL=(1<<31)|(CAM_PVIEW_OUTPUT<<30)|(ScaleUp_H_Pr<<29)|(ScaleUp_V_Pr<<28)|(MainHorRatio<<16)|(MainVerRatio);
-
- rCIPRTAREA= PrDstWidth*PrDstHeight;
- }
- /********************************************************
- CalculateBurstSize - Calculate the busrt lengths
-
- Description:
- - dstHSize: the number of the byte of H Size.
-
- */
- void CalculateBurstSize(U32 hSize,U32 *mainBurstSize,U32 *remainedBurstSize)
- {
- U32 tmp;
- tmp=(hSize/4)%16;
- switch(tmp) {
- case 0:
- *mainBurstSize=16;
- *remainedBurstSize=16;
- break;
- case 4:
- *mainBurstSize=16;
- *remainedBurstSize=4;
- break;
- case 8:
- *mainBurstSize=16;
- *remainedBurstSize=8;
- break;
- default:
- tmp=(hSize/4)%8;
- switch(tmp) {
- case 0:
- *mainBurstSize=8;
- *remainedBurstSize=8;
- break;
- case 4:
- *mainBurstSize=8;
- *remainedBurstSize=4;
- default:
- *mainBurstSize=4;
- tmp=(hSize/4)%4;
- *remainedBurstSize= (tmp) ? tmp: 4;
- break;
- }
- break;
- }
- }
- /********************************************************
- CalculatePrescalerRatioShift - none
-
- Description:
- - none
-
- */
- void CalculatePrescalerRatioShift(U32 SrcSize, U32 DstSize, U32 *ratio,U32 *shift)
- {
- if(SrcSize>=64*DstSize) {
- Uart_Printf("ERROR: out of the prescaler range: SrcSize/DstSize = %d(< 64)n",SrcSize/DstSize);
- while(1);
- }
- else if(SrcSize>=32*DstSize) {
- *ratio=32;
- *shift=5;
- }
- else if(SrcSize>=16*DstSize) {
- *ratio=16;
- *shift=4;
- }
- else if(SrcSize>=8*DstSize) {
- *ratio=8;
- *shift=3;
- }
- else if(SrcSize>=4*DstSize) {
- *ratio=4;
- *shift=2;
- }
- else if(SrcSize>=2*DstSize) {
- *ratio=2;
- *shift=1;
- }
- else {
- *ratio=1;
- *shift=0;
- }
- }
- /********************************************************
- CamCaptureStart - Start camera capture operation.
-
- Description:
- - mode= CAM_CODEC_CAPTURE_ENABLE_BIT or CAM_PVIEW_CAPTURE_ENABLE_BIT or both
-
- */
- void CamCaptureStart(U32 mode)
- {
-
- if(mode&CAM_CODEC_SCALER_CAPTURE_ENABLE_BIT) {
- camCodecStatus=CAM_STARTED;
- rCICOSCCTRL|=CAM_CODEC_SACLER_START_BIT;
- }
-
- if(mode&CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT) {
- camPviewStatus=CAM_STARTED;
- rCIPRSCCTRL|=CAM_PVIEW_SACLER_START_BIT;
- }
- if(mode&CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT) {
- camCodecStatus=CAM_STARTED;
- rCICOSCCTRL|=CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT;
- }
-
- rCIIMGCPT|=CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT|mode;
- }
- void CamCaptureStop(void)
- {
- camCodecStatus=CAM_STOP_ISSUED;
- camPviewStatus=CAM_STOP_ISSUED;
- }
- void _CamCodecStopHw(void)
- {
- rCICOSCCTRL &= ~CAM_CODEC_SACLER_START_BIT; //stop codec scaler.
- rCIIMGCPT &= ~CAM_CODEC_SCALER_CAPTURE_ENABLE_BIT; //stop capturing for codec scaler.
- if(!(rCIIMGCPT & CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT))
- rCIIMGCPT &= ~CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT; //stop capturing for preview scaler if needed.
- rCICOCTRL |= (1<<2); //Enable last IRQ at the end of frame capture.
- //NOTE:LastIrqEn bit should be set after clearing CAPTURE_ENABLE_BIT & SCALER_START_BIT
- }
- void _CamPviewStopHw(void)
- {
- rCIPRSCCTRL &= ~CAM_PVIEW_SACLER_START_BIT; //stop preview scaler.
- rCIIMGCPT &= ~CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT; //stop capturing for preview scaler.
- if(!(rCIIMGCPT&CAM_CODEC_SCALER_CAPTURE_ENABLE_BIT))
- rCIIMGCPT &= ~CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT; //stop capturing for codec scaler if needed.
- rCIPRCTRL |= (1<<2); //Enable last IRQ at the end of frame capture.
- //NOTE:LastIrqEn bit should be set after clearing CAPTURE_ENABLE_BIT & SCALER_START_BIT
- }
- void __irq CamIsr(void)
- {
- U32 completedFrameIndex;
- if (rSUBSRCPND&BIT_SUB_CAM_C)
- {
- Uart_Printf("[C]");
- CamCodecIntMask();
- rSUBSRCPND |= BIT_SUB_CAM_C;
- ClearPending(BIT_CAM);
- switch(camCodecStatus) {
- case CAM_STOP_ISSUED:
- _CamCodecStopHw();
- camCodecStatus=CAM_LAST_CAPTURING;
- Uart_Printf("cr=%xn", rCICOCTRL);
- //Uart_Printf("cS1n");
- break;
- case CAM_LAST_CAPTURING:
- camCodecStatus=CAM_STOPPED;
- CamCodecIntMask();
- //Uart_Printf("cS2n");
- return;
- case CAM_STARTED:
- flagCaptured_C = 1;
- // _CamCodecStopHw();
- if(camTestMode&CAM_TEST_MODE_CODEC) {
- if(camCodecCaptureCount>0)
- completedFrameIndex=(((rCICOSTATUS>>26)&0x3)+4-2)%4;
- //Uart_Printf("FrameIndex:%dn",completedFrameIndex);
- }
- else {
- //Uart_Printf("Just Capturing without display");
- }
- break;
- case CAM_CODEC_SCALER_BYPASS_STATE:
- //Uart_Printf("cBPn");
- break;
- default:
- break;
- }
-
- CamCodecIntUnmask();
- camCodecCaptureCount++;
- }
- else
- {
- Uart_Printf("[P]");
- CamPreviewIntMask();
- rSUBSRCPND |= BIT_SUB_CAM_P;
- ClearPending(BIT_CAM)
- switch(camPviewStatus) {
- case CAM_STOP_ISSUED:
- _CamPviewStopHw();
- camPviewStatus=CAM_LAST_CAPTURING;
- Uart_Printf("pr=%xn", rCIPRCTRL);
- //Uart_Printf("pS1n");
- break;
- case CAM_LAST_CAPTURING:
- camPviewStatus=CAM_STOPPED;
- CamPreviewIntMask();
- //Uart_Printf("pS2n");
- return;
- case CAM_STARTED:
- flagCaptured_P = 1;
- if(camTestMode&CAM_TEST_MODE_PVIEW) {
- if(camPviewCaptureCount >0)
- completedFrameIndex=(((rCIPRSTATUS>>26)&0x3)+4-2)%4;
- //Uart_Printf("FrameIndex:%dn",completedFrameIndex);
- }
- else {
- //Uart_Printf("Preview Image Capturedn");
- }
- default:
- break;
- }
-
- CamPreviewIntUnmask();
- camPviewCaptureCount++;
- }
- }
- /******************************************************************************
- * *
- * camera interface interrupts & controls *
- * *
- ******************************************************************************/
- U32 Conv_YCbCr_Rgb(U8 y0, U8 y1, U8 cb0, U8 cr0) // second solution... by junon
- {
- // bit order is
- // YCbCr = [Cr0 Y1 Cb0 Y0], RGB=[R1,G1,B1,R0,G0,B0].
-
- int r0, g0, b0, r1, g1, b1;
- U32 rgb0, rgb1, rgb;
-
- #if 1 // 4 frames/s @192MHz, 12MHz ; 6 frames/s @450MHz, 12MHz
- r0 = YCbCrtoR(y0, cb0, cr0);
- g0 = YCbCrtoG(y0, cb0, cr0);
- b0 = YCbCrtoB(y0, cb0, cr0);
- r1 = YCbCrtoR(y1, cb0, cr0);
- g1 = YCbCrtoG(y1, cb0, cr0);
- b1 = YCbCrtoB(y1, cb0, cr0);
- #endif
- if (r0>255 ) r0 = 255;
- if (r0<0) r0 = 0;
- if (g0>255 ) g0 = 255;
- if (g0<0) g0 = 0;
- if (b0>255 ) b0 = 255;
- if (b0<0) b0 = 0;
- if (r1>255 ) r1 = 255;
- if (r1<0) r1 = 0;
- if (g1>255 ) g1 = 255;
- if (g1<0) g1 = 0;
- if (b1>255 ) b1 = 255;
- if (b1<0) b1 = 0;
-
- // 5:6:5 16bit format
- rgb0 = (((U16)r0>>3)<<11) | (((U16)g0>>2)<<5) | (((U16)b0>>3)<<0); //RGB565.
- rgb1 = (((U16)r1>>3)<<11) | (((U16)g1>>2)<<5) | (((U16)b1>>3)<<0); //RGB565.
- rgb = (rgb1<<16) | rgb0;
- return(rgb);
- }
- void Display_Cam_Image(U32 size_x, U32 size_y)
- {
- U8 *buffer_y, *buffer_cb, *buffer_cr;
- U8 y0,y1,cb0,cr0;
- int r0,r1,g0,g1,b0,b1;
- U32 rgb_data0, rgb_data1;
- U32 x, y;
- int temp;
- if (CAM_CODEC_4PP)
- temp = (((rCICOSTATUS>>26)&0x3)+4-2)%4; // current frame memory block
- else
- temp = 4;
- //Uart_Printf("Current Frame memory %dn", temp);
- switch (temp) // current frame mem - 2
- {
- case 0:
- buffer_y = (U8 *)rCICOYSA1;
- buffer_cb = (U8 *)rCICOCBSA1;
- buffer_cr = (U8 *)rCICOCRSA1;
- break;
- case 1:
- buffer_y = (U8 *)rCICOYSA2;
- buffer_cb = (U8 *)rCICOCBSA2;
- buffer_cr = (U8 *)rCICOCRSA2;
- break;
- case 2:
- buffer_y = (U8 *)rCICOYSA3;
- buffer_cb = (U8 *)rCICOCBSA3;
- buffer_cr = (U8 *)rCICOCRSA3;
- break;
- case 3:
- buffer_y = (U8 *)rCICOYSA4;
- buffer_cb = (U8 *)rCICOCBSA4;
- buffer_cr = (U8 *)rCICOCRSA4;
- break;
- default :
- buffer_y = (U8 *)rCICOYSA1;
- buffer_cb = (U8 *)rCICOCBSA1;
- buffer_cr = (U8 *)rCICOCRSA1;
- break;
- }
- //Uart_Printf("End setting : Y-0x%x, Cb-0x%x, Cr-0x%xn", buffer_y, buffer_cb, buffer_cr);
- #if 0
- // for checking converting time
- rGPGCON = (rGPGCON&~(1<<23))|(1<<22); //EINT19 -> GPG11 output
- rGPGUP |= (1<<11);
- rGPGDAT &= ~(1<<11);
- Delay(90);
- rGPGDAT |=(1<<11);
-
- rgb_data0 = 0;
- #endif
- #if CAM_CODEC_OUTPUT==CAM_CCIR420
- for (y=0;y<size_y;y++) // YCbCr 4:2:0 format
- {
- for (x=0;x<size_x;x+=2)
- {
- rgb_data0 = Conv_YCbCr_Rgb(*buffer_y++, *buffer_y++, *buffer_cb++, *buffer_cr++);
- frameBuffer16BitTft240320[y][x/2] = rgb_data0;
- if ( (x==(size_x-2)) && ((y%2)==0) ) // when x is last pixel & y is even number
- {
- buffer_cb -= size_x/2;
- buffer_cr -= size_x/2;
- }
- }
- }
- #else
- for (y=0;y<size_y;y++) // YCbCr 4:2:2 format
- {
- for (x=0;x<size_x;x+=2)
- {
- rgb_data0 = Conv_YCbCr_Rgb(*buffer_y++, *buffer_y++, *buffer_cb++, *buffer_cr++);
- frameBuffer16BitTft240320[y][x/2] = rgb_data0;
- }
- }
- #endif
- // memcpy((unsigned char*)0x30100000, frameBuffer16BitTft240320, 320*240*2); // QCIF=178*144*2
- #if 0
- rGPGDAT &= ~(1<<11);
- Delay(30);
- rGPGDAT |=(1<<11);
- rGPGCON = (rGPGCON&~(1<<22))|(1<<23); // GPG11 output -> EINT19
- #endif
- }
- #if 0
- void Display_Cam_Image(int offset_x, int offset_y, int size_x, int size_y)
- {
- U8* CamFrameAddr, LcdFrameAddr;
- int i, temp;
-
- Lcd_MoveViewPort(offset_x, offset_y, USED_LCD_TYPE);
- switch(camPviewCaptureCount%4)
- {
- case 2 :
- temp = rCIPRCLRSA1;
- break;
- case 3 :
- temp = rCIPRCLRSA2;
- break;
- case 0 :
- temp = rCIPRCLRSA3;
- break;
- case 1 :
- default:
- temp = rCIPRCLRSA4;
- break;
- }
- *CamFrameAddr = temp;
- *LcdFrameAddr = LCDFRAMEBUFFER;
- for(i=0;i<size_y;i++)
- {
- memcpy(LcdFrameAddr, CamFrameAddr, size_x*2);
- *LcdFrameAddr += size_x*4; // added virtual screen
- *CamFrameAddr += size_x*2;
- }
- }
- #endif
- void Test_CamPreview(void)
- {
- U8 flag;
- U32 i,j,k,value, *data;
-
- Uart_Printf("n[ Camera Preview Test ]n");
- //camera global variables
- camTestMode=CAM_TEST_MODE_PVIEW;
- camCodecCaptureCount=0;
- camPviewCaptureCount=0;
- camPviewStatus=CAM_STOPPED;
- camCodecStatus=CAM_STOPPED;
- flagCaptured_P=0;
- //Initialize LCD
- #if CAM_PVIEW_OUTPUT==CAM_RGB24B
- Lcd_Start(MODE_TFT_24BIT_240320);
- Lcd_EnvidOnOff(0);
- // for 240x320 24bit setting
- rLCDCON5 &= ~1; // halfword swap disable -> Camera data is halfword swap type, 24bit
- rLCDSADDR3 &= ~(0x7ff<<11); // offset size 0
- rLCDSADDR2=M5D( (LCDFRAMEBUFFER+(LCD_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320*4))>>1 );
- Lcd_EnvidOnOff(1);
- data = (U32 *)LCDFRAMEBUFFER;
- for (i=0;i<240*320;i++) // 24bpp test
- {
- if (i<240*80) *data++ = 0x000000ff; // blue
- else if ((i<240*160)&&(i>=240*80)) *data++ = 0x0000ff00; //green
- else if ((i<240*240)&&(i>=240*160)) *data++ = 0x00ff0000; //red
- else if (i>=240*240) *data++ = 0xff000000; // black
- }
- #else // RGB16B
- Lcd_Start(MODE_TFT_16BIT_240320);
- Lcd_EnvidOnOff(0);
- // for 240x320 16bit haltword swap type setting
- rLCDCON5 |= 1; // halfword swap enable -> Camera data is halfword swap type, 16bit
- rLCDSADDR3 &= ~(0x7ff<<11); // offset size 0
- rLCDSADDR2=M5D( (LCDFRAMEBUFFER+(LCD_XSIZE_TFT_240320*LCD_YSIZE_TFT_240320*2))>>1 );
- Lcd_EnvidOnOff(1);
- data = (U32 *)LCDFRAMEBUFFER;
- for (i=0;i<240*160;i++) // 16bpp test
- {
- if (i<240*40) *data++ = 0x001f001f; // blue
- else if ((i<240*80)&&(i>=240*40)) *data++ = 0x07e007e0; //green
- else if ((i<240*120)&&(i>=240*80)) *data++ = 0xf800f800; //red
- else if (i>=240*120) *data++ = 0xf800001f; // blue & red
- }
- #endif
- Uart_Printf("nTFT 64K color mode test 1. Press any key!n");
- Uart_Getch();
-
- Uart_Printf(" preview sc control = %xn", rCIPRSCCTRL);
- // Initialize Camera interface
- switch(USED_CAM_TYPE)
- {
- case CAM_S5X532 : // defualt for test : data-falling edge, ITU601, YCbCr
- CamInit(640, 480, 240, 320, 112, 20, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- break;
- case CAM_S5X3A1 : // defualt for test : data-falling edge, YCbCr
- CamInit(640, 480, 240, 320, 120, 100, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- rCISRCFMT = rCISRCFMT & ~(1<<31); // ITU656
- // rCIGCTRL &= ~(1<<26); // inverse PCLK, test pattern
- break;
- default :
- CamInit(640, 480, 240, 320, 0, 0, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- break;
- }
- Uart_Printf(" preview sc control = %xn", rCIPRSCCTRL);
- // Start Capture
- rSUBSRCPND |= BIT_SUB_CAM_C|BIT_SUB_CAM_P;
- ClearPending(BIT_CAM);
- pISR_CAM = (U32)CamIsr;
- CamPreviewIntUnmask();
- CamCaptureStart(CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT);
- Uart_Printf("Press Enter key to exit!n");
- while (1)
- {
- if (flagCaptured_P)
- {
- flagCaptured_P = 0;
- // Uart_Printf("Enter Cam A port, count = %dn",camCodecCaptureCount);
- }
- if (Uart_GetKey()== 'r') break;
- }
-
- CamCaptureStop();
- Uart_Printf("nWait until the current frame capture is completed.n");
- while(camPviewStatus!=CAM_STOPPED)
- if (Uart_GetKey()== 'r') break;
- Uart_Printf(" CIS format = %xn", rCISRCFMT);
- Uart_Printf(" image cap = %xn", rCIIMGCPT);
- Uart_Printf(" preview sc control = %xn", rCIPRSCCTRL);
- Uart_Printf(" preview control = %xn", rCIPRCTRL);
- Uart_Printf(" codec sc control = %xn", rCICOSCCTRL);
- Uart_Printf(" codec control = %xn", rCICOCTRL);
- Uart_Printf(" pr addr1 = %xn", rCIPRCLRSA1);
- Uart_Printf(" pr addr2 = %xn", rCIPRCLRSA2);
- Uart_Printf("camCodecCaptureCount=%dn",camCodecCaptureCount);
- Uart_Printf("camPviewCaptureCount=%dn",camPviewCaptureCount);
- // CamPreviewIntMask();
- }
- void Test_CamCodec(void)
- {
- U8 flag, fBypass='1';
- U32 i,j,k,value, *data;
-
- Uart_Printf("n[ Camera Codec Test ]n");
- //camera global variables
- camTestMode=CAM_TEST_MODE_CODEC;
- camCodecCaptureCount=0;
- camPviewCaptureCount=0;
- camPviewStatus=CAM_STOPPED;
- camCodecStatus=CAM_STOPPED;
- flagCaptured_C=0;
- //Initialize LCD
- Lcd_Start(MODE_TFT_16BIT_240320);
- Glib_FilledRectangle(0,0,239,79,0x001f); // B
- Glib_FilledRectangle(0,80,239,159,0x07e0); // G
- Glib_FilledRectangle(0,160,239,239,0xf800); // R
- Glib_FilledRectangle(0,240,239,319,0xffff);
- Uart_Printf("nTFT 64K color mode test 1. Press any key!n");
- Uart_Getch();
- // Initialize Camera interface
- switch(USED_CAM_TYPE)
- {
- case CAM_S5X532 : // defualt for test : data-falling edge, ITU601, YCbCr
- CamInit(240, 320, 240, 320, 112, 20, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- break;
- case CAM_S5X3A1 : // defualt for test : data-falling edge, ITU601, YCbCr
- CamInit(240, 320, 240, 320, 0, 0, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- rCISRCFMT &= ~(1<<31); // ITU656
- break;
- default :
- CamInit(240, 320, 240, 320, 0, 0, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- break;
- }
- // Start Capture
- rSUBSRCPND |= BIT_SUB_CAM_C|BIT_SUB_CAM_P;
- ClearPending(BIT_CAM);
- pISR_CAM = (U32)CamIsr;
- CamCodecIntUnmask();
- Uart_Printf("Select Code mode : 1. Scaler mode(D) 2. Bypass moden");
- fBypass = Uart_Getch();
- if (fBypass=='2'){
- CamInit(CAM_SRC_HSIZE, CAM_SRC_VSIZE, 240, 320, 0, 0, CAM_FRAMEBUFFER_C, CAM_FRAMEBUFFER_P);
- CamCaptureStart(CAM_CAMIF_GLOBAL_CAPTURE_ENABLE_BIT); //bypass
- }
- else
- CamCaptureStart(CAM_CODEC_SCALER_CAPTURE_ENABLE_BIT); //scaler
- // for test simultanious
- // rCIIMGCPT |= CAM_PVIEW_SCALER_CAPTURE_ENABLE_BIT;
- // rCIPRSCCTRL |= CAM_PVIEW_SACLER_START_BIT;
-
- Uart_Printf("Press Enter key to exit!n");
- while (1)
- {
- if (flagCaptured_C)
- {
- flagCaptured_C = 0;
- if (fBypass=='2')
- Display_Cam_Image(CAM_SRC_HSIZE, CAM_SRC_VSIZE);
- else
- Display_Cam_Image(240, 320);
- // Uart_Printf("Enter Cam B port, count = %dn",camPviewCaptureCount);
- }
- // if (camCodecCaptureCount>=1)
- // {
- // Uart_Printf("cnt = %dn", camCodecCaptureCount);
- // break;
- // }
- if (Uart_GetKey()== 'r') break;
- }
-
- CamCaptureStop();
- Uart_Printf("nWait until the current frame capture is completed.n");
- while(camCodecStatus!=CAM_STOPPED)
- if (Uart_GetKey()== 'r') break;
-
- Uart_Printf(" CIS format = %xn", rCISRCFMT);
- Uart_Printf(" image cap = %xn", rCIIMGCPT);
- Uart_Printf(" preview sc control = %xn", rCIPRSCCTRL);
- Uart_Printf(" preview control = %xn", rCIPRCTRL);
- Uart_Printf(" codec sc control = %xn", rCICOSCCTRL);
- Uart_Printf(" codec control = %xn", rCICOCTRL);
- Uart_Printf(" codec status = %xn", rCICOSTATUS);
-
- Uart_Printf("camCodecCaptureCount=%dn",camCodecCaptureCount);
- Uart_Printf("camPviewCaptureCount=%dn",camPviewCaptureCount);
- // CamCodecIntMask();
- }
- void Test_YCbCr_to_RGB(void)
- {
- U8 *buffer_y, *buffer_cb, *buffer_cr;
- int size_x, size_y, R, G, B, rgb_data;
- int x, y;
- int pos_x = 0;
- int pos_y = 0;
- U8 cSelType = 0;
- U8 *cBuffer;
- Lcd_Start(MODE_TFT_16BIT_240320);
-
- size_x = PQVGA_XSIZE;
- size_y = PQVGA_YSIZE;
- Uart_Printf("Select 1. 420[D] PQVGA 2. 422 PQVGA 3. 420 CIF : n");
- cSelType = Uart_Getch();
- if (cSelType == 'r') cSelType = '1';
- switch (cSelType)
- {
- case '1' :
- cBuffer = (U8 *)c420jpeg;
- break;
- case '2' :
- cBuffer = (U8 *)c422jpeg;
- break;
- case '3' :
- cBuffer = (U8 *)foreman_cif_420;
- size_x = CIF_XSIZE;
- size_y = CIF_YSIZE;
- break;
- }
- buffer_y = (U8 *)(cBuffer);
- buffer_cb = (U8 *)(cBuffer + size_x*size_y); // add y size
- buffer_cr = (U8 *)(buffer_cb + size_x*size_y/4); // add y,cb size
- if (cSelType == '2')
- buffer_cr = (U8 *)(buffer_cb + size_x*size_y/2); // add y,cb size
-
- Uart_Printf("End setting : Y-0x%x, Cb-0x%x, Cr-0x%xn", buffer_y, buffer_cb, buffer_cr);
- Uart_Printf("Address : Y-0x%x, foreman-0x%x, fa-0x%xn", *buffer_y, cBuffer, *cBuffer);
-
- Glib_FilledRectangle(0,0,239,159,0xaaaa);
- Glib_FilledRectangle(0,160,239,320,0xf800);
- Uart_Printf("nTFT 64K color mode test 1. Press any key!n");
- Uart_Getch();
- for (y=0;y<size_y;y++) // YCbCr 4:2:0 format
- for (x=0;x<size_x;x++)
- {
- R = YCbCrtoR(*buffer_y, *buffer_cb, *buffer_cr);
- G = YCbCrtoG(*buffer_y, *buffer_cb, *buffer_cr);
- B = YCbCrtoB(*buffer_y, *buffer_cb, *buffer_cr);
- if (R>255 ) R = 255;
- if (G>255 ) G = 255;
- if (B>255 ) B = 255;
- if (R<0 ) R = 0;
- if (G<0 ) G = 0;
- if (B<0 ) B = 0;
- // 5:6:5 16bit format
- rgb_data =(R&0xf8)<<8; // R 5bits
- rgb_data|=(G&0xfc)<<3; // G 6bits
- rgb_data|=(B&0xf8)>>3; // B 5bits
- PutPixel(pos_x+x, pos_y+y, rgb_data);
- // next usable bits..
- buffer_y++;
- if (x%2) // when x is odd number
- {
- buffer_cb++;
- buffer_cr++;
- }
- if (cSelType != '2')
- if ( (x==(size_x-1)) && ((y%2)==0) ) // when x is last pixel & y is even number
- {
- buffer_cb -= size_x/2;
- buffer_cr -= size_x/2;
- }
- }
- Uart_Printf("Virtual Screen Test(TFT 64K color). Press any key[ijkm\r]!n");
- MoveViewPort(MODE_TFT_16BIT_240320); // user can adjust screen..
-
- Lcd_MoveViewPort(0,0,MODE_TFT_16BIT_240320); // return 0,0
- Glib_ClearScr(0, MODE_TFT_16BIT_240320);
- Lcd_EnvidOnOff(0);
- Lcd_PowerEnable(0, 0);
- Lcd_Port_Return();
-
- }