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【求助】求急！关于DSP6000成像的编程问题
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我现在想让以下的程序实现这样的功能：满足108《=cb《=123和135<=cr<=156的像素为白色，其余显示黑色的，（程序中的斜体加粗的部分）但是运行以后出现错误：expected a statement.请各位高手指点一下 /* * Copyright 2003 by Texas Instruments Incorporated. * All rights reserved. Property of Texas Instruments Incorporated. * Restricted rights to use, duplicate or disclose this code are * granted through contract. * */ /* "@(#) DDK 1.10.00.23 07-02-03 (ddk-b12)" */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "colorbar.h" #include "evmdm642_vcapparams.h" #include "evmdm642_vdisparams.h" /* heap IDs defined in the BIOS configuration file */ extern Int EXTERNALHEAP;//在DSP/BIOS中已定义 /* * ======== main ======== */ main() { /******************************************************/ /* open CSL DAT module for fast copy */ /******************************************************/ CSL_init(); //调用任何CSL库中的函数，必须先在此调用该函数 CACHE_clean(CACHE_L2ALL, 0, 0);//清洗Cache CACHE_setL2Mode(CACHE_256KCACHE); //设置Cache模式 CACHE_enableCaching(CACHE_EMIFA_CE00);//使能EMIFA CE0空间 CACHE_enableCaching(CACHE_EMIFA_CE01);//使能EMIFA CE1空间 DAT_open(DAT_CHAANY, DAT_PRI_LOW, DAT_OPEN_2D);//打开数据传输 } /* * ======== tskVideoLoopback ======== * video loopback function. */ void tskVideoLoopback() { Int i; int m_nWork; Int status; FVID_Handle disChan; //设置设备句柄 Int frames = 0; FVID_Frame *disFrameBuf; /*设置显示的行数 VGA制式为480，PAL制为576*/ Int numLinesDis = EVMDM642_vDisParamsChan.imgVSizeFld1; /*设置采集的行数 PAL制为576*/ Int numLinesCap = EVMDM642_vCapParamsChan.fldYStop1 - EVMDM642_vCapParamsChan.fldYStrt1+1; /*判断是显示区域大，还是采集区域大，取其小者*/ Int numLines = (numLinesDis > numLinesCap) ? numLinesCap : numLinesDis; #ifdef _LOOPBACK FVID_Handle capChan; /*设置采集像素数 PAL制为720*/ Int numPixels = EVMDM642_vCapParamsChan.fldXStop1 - EVMDM642_vCapParamsChan.fldXStrt1+1; FVID_Frame *capFrameBuf; /*设置采集行的增量 PAL制为720*/ Int capLinePitch = EVMDM642_vCapParamsChan.fldXStop1 - EVMDM642_vCapParamsChan.fldXStrt1+1; /*设置显示行的增量 VGA制为640*/ Int disLinePitch = EVMDM642_vDisParamsChan.imgHSizeFld1; #ifdef _PIP VPORTCAP_Params EVMDM642_vCapParamsChan2 = EVMDM642_vCapParamsChan; FVID_Handle capChan2; FVID_Frame *capFrameBuf2; Int yPitch = capLinePitch >> 1; Int cPitch = ((capLinePitch >> 2) + 7) & (~ 7); #endif #endif numLines *= 2; /* both fields */ //如果输出为PAL制，前面numLinesCap不要*2，这里再*2 /******************************************************/ /* allocate both capture and display frame buffers */ /* in external heap memory */ /******************************************************/ EVMDM642_vCapParamsChan.segId = EXTERNALHEAP; EVMDM642_vDisParamsChan.segId = EXTERNALHEAP; EVMDM642_vDisParamsSAA7105.hI2C = EVMDM642_I2C_hI2C; EVMDM642_vCapParamsSAA7115.hI2C = EVMDM642_I2C_hI2C; /******************************************************/ /* initialization of capture driver */ /******************************************************/ #ifdef _LOOPBACK capChan = FVID_create("/VP0CAPTURE/A/0", IOM_INPUT, &status, (Ptr)&EVMDM642_vCapParamsChan, NULL); #ifdef _PIP EVMDM642_vCapParamsChan2.scale = VPORT_SCALING_ENABLE; EVMDM642_vCapParamsChan2.fldOp = VPORT_FLDOP_FLD1; EVMDM642_vCapParamsChan2.thrld >>=1; capChan2 = FVID_create("/VP1CAPTURE/A/1", IOM_INPUT, &status, (Ptr)&EVMDM642_vCapParamsChan2, NULL); #endif #endif /******************************************************/ /* initialization of display driver */ /******************************************************/ disChan = FVID_create("/VP2DISPLAY", IOM_OUTPUT, &status, (Ptr)&EVMDM642_vDisParamsChan, NULL); /******************************************************/ /* configure video encoder & decoder */ /******************************************************/ for ( m_nWork=0;m_nWork<6;m_nWork++ ) { FVID_control(disChan, VPORT_CMD_EDC_BASE + EDC_CONFIG, (Ptr)&EVMDM642_vDisParamsSAA7105); #ifdef _LOOPBACK FVID_control(capChan, VPORT_CMD_EDC_BASE + EDC_CONFIG, (Ptr)&EVMDM642_vCapParamsSAA7115); #ifdef _PIP EVMDM642_vCapParamsSAA7115.aFmt = SAA7115_AFMT_COMPOSITE; FVID_control(capChan2, VPORT_CMD_EDC_BASE+EDC_CONFIG, (Ptr)&EVMDM642_vCapParamsSAA7115); #endif #endif } /******************************************************/ /* start capture & display operation */ /******************************************************/ FVID_control(disChan, VPORT_CMD_START, NULL); #ifdef _LOOPBACK FVID_control(capChan, VPORT_CMD_START, NULL); #ifdef _PIP FVID_control(capChan2, VPORT_CMD_START, NULL); #endif #endif /********************************************************/ /* request a frame buffer from display & capture driver */ /********************************************************/ FVID_alloc(disChan, &disFrameBuf); #ifdef _LOOPBACK FVID_alloc(capChan, &capFrameBuf); #ifdef _PIP FVID_alloc(capChan2, &capFrameBuf2); #endif #endif frames ++; while(1){/* loop forever */ #ifdef _LOOPBACK /* copy data from capture buffer to display buffer */ /***************************************************/ for(i = 0; i < numLines; i ++) {if(*((capFrameBuf->frame.iFrm.cb1)+i)<=123&&*((capFrameBuf->frame.iFrm.cb1)+i)>=108) if(*((capFrameBuf->frame.iFrm.cr1)+i)<=156&&*((capFrameBuf->frame.iFrm.cr1)+i)>=135) { *((capFrameBuf->frame.iFrm.cr1)+i)=128; *((capFrameBuf->frame.iFrm.cb1)+i)=128; *((capFrameBuf->frame.iFrm.y1)+i)=180; else {*((capFrameBuf->frame.iFrm.cr1)+i)=129; *((capFrameBuf->frame.iFrm.cb1)+i)=129; *((capFrameBuf->frame.iFrm.y1)+i)=16; } } else {*((capFrameBuf->frame.iFrm.cr1)+i)=129; *((capFrameBuf->frame.iFrm.cb1)+i)=129; *((capFrameBuf->frame.iFrm.y1)+i)=16; } } DAT_copy(capFrameBuf->frame.iFrm.y1 + i * capLinePitch, disFrameBuf->frame.iFrm.y1 + i * disLinePitch, numPixels); DAT_copy(capFrameBuf->frame.iFrm.cb1 + i * (capLinePitch >> 1), disFrameBuf->frame.iFrm.cb1 + i * (disLinePitch >> 1), numPixels>>1); DAT_copy(capFrameBuf->frame.iFrm.cr1 + i * (capLinePitch >> 1), disFrameBuf->frame.iFrm.cr1 + i * (disLinePitch >> 1), numPixels>>1); } #ifdef _PIP for(i = 0; i < (numLines>>1); i ++) { DAT_copy(capFrameBuf2->frame.iFrm.y1 + i * yPitch, disFrameBuf->frame.iFrm.y1 + i * disLinePitch + (disLinePitch >> 1), (numPixels>>1)); DAT_copy(capFrameBuf2->frame.iFrm.cb1 + i * cPitch, disFrameBuf->frame.iFrm.cb1 + i * (disLinePitch >> 1) + (disLinePitch >>2 ), (numPixels >> 2)); DAT_copy(capFrameBuf2->frame.iFrm.cr1 + i * cPitch, disFrameBuf->frame.iFrm.cr1 + i * (disLinePitch >> 1) +(disLinePitch >> 2), (numPixels >> 2)); sobel_ } #endif DAT_wait(DAT_XFRID_WAITALL); FVID_exchange(capChan, &capFrameBuf);//采集一帧视频，更新内存 #ifdef _PIP FVID_exchange(capChan2, &capFrameBuf2); #endif #else fillFrmBuf(&disFrameBuf->frame.iFrm, EVMDM642_vDisParamsChan.imgHSizeFld1, EVMDM642_vDisParamsChan.imgVSizeFld1 + EVMDM642_vDisParamsChan.imgVSizeFld2, frames % 360); #endif FVID_exchange(disChan, &disFrameBuf); //显示一帧视频。 frames ++; } |
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