Add BT848 grabber support.

Submitted by:	Amancio Hasty <hasty@rah.star-gate.com>

1 files changed, 725 insertions, 0 deletions

diff --git a/mbone/vic/files/patch-af b/mbone/vic/files/patch-af
new file mode 100644
index 000000000000..9d72ea29a885
--- /dev/null
+++ b/mbone/vic/files/patch-af
@@ -0,0 +1,725 @@
+--- grabber-meteor.cc.orig	Sat May 18 11:44:54 1996
++++ grabber-meteor.cc	Thu Dec 18 18:35:09 1997
+@@ -43,7 +43,6 @@
+  *	
+  */
+ 
+-/*#define FRAME_CNTS /* print frame counts and fps when device stops -- debug */
+ #include <stdio.h>
+ #include <stdlib.h>
+ #include <unistd.h>
+@@ -51,14 +50,13 @@
+ #include <sys/types.h>
+ #include <sys/ioctl.h>
+ #include <sys/mman.h>
+-#ifdef FRAME_CNTS
+-#include <sys/time.h>
+-#endif
+ 
+ #include "grabber.h"
++#include "crdef.h"
+ #include "Tcl.h"
+ #include "device-input.h"
+ #include "module.h"
++#include "bsd-endian.h"
+ 
+ #include <machine/ioctl_meteor.h>
+ 
+@@ -72,62 +70,85 @@
+ 
+ 
+ class MeteorGrabber : public Grabber {
+- public:
+-	MeteorGrabber(const char* name, const char* format);
++    public:
++	MeteorGrabber(const char* name);
+ 	virtual ~MeteorGrabber();
++	virtual int command(int argc, const char*const* argv);
++	virtual void fps(int);
+ 	virtual void start();
+ 	virtual void stop();
+-	virtual void fps(int);
+- protected:
+-	virtual int command(int argc, const char*const* argv);
+-	virtual int capture();
+ 	virtual int grab();
++    protected:
+ 	void format();
+-	void setsize();
++	virtual void setsize() = 0;
++	void suppress(const u_char* in, int istride);
++	virtual void saveblks(const u_char* in, int istride) = 0;
++	void set_size_meteor(int w, int h);
+ 
+ 	int video_format_;	/* video input format: NTSC or PAL */
+ 	int dev_;		/* device fd */
+ 	int port_;		/* video input port */
+-	int coder_format_;	/* 411, 422, or cif */
+ 	u_int basewidth_;	/* Height of frame to be captured */
+ 	u_int baseheight_;	/* Width of frame to be captured */
+ 	u_int decimate_;	/* division of base sizes */
+ 	volatile u_int* pyuv_;	/* pointer to yuv data */
+-#ifdef FRAME_CNTS
+-	struct meteor_counts cnts_;	/* pointer to counters */
+-	double	start_time_;
+-#endif
+ };
+ 
+-static const int	f_411 = 0;	/* coder_format_s */
+-static const int	f_422 = 1;
+-static const int	f_cif = 2;
++class Meteor422Grabber : public MeteorGrabber {
++    public:
++	Meteor422Grabber(const char* name);
++    protected:
++	void setsize();
++	void saveblk(const u_char* in, u_char* yp, u_char* up, u_char* vp,
++		     int stride, int istride);
++	void saveblks(const u_char* in, int istride);
++};
++
++class MeteorCIFGrabber : public MeteorGrabber {
++    public:
++	MeteorCIFGrabber(const char* name);
++    protected:
++	void setsize();
++	void saveblk(const u_char* in, u_char* yp, u_char* up, u_char* vp,
++		     int stride, int istride);
++	void saveblks(const u_char* in, int istride);
++};
+ 
+ class MeteorDevice : public InputDevice {
+- public:
++    public:
+ 	MeteorDevice(const char* nickname, const char* devname, int free);
+ 	virtual int command(int argc, const char*const* argv);
+- protected:
++    protected:
+ 	const char* name_;
+ };
+ 
+ class MeteorScanner {
+- public:
++    public:
+ 	MeteorScanner(const int n);
+ };
++
+ static MeteorScanner find_meteor_devices(4);
+ 
+ MeteorScanner::MeteorScanner(const int n)
+ {
+ 	char*	devname_template  = "/dev/meteor%d";
+ 	char*	nickname_template = "Matrox Meteor %d";
++	char*	devname_template1  = "/dev/bktr%d";
++	char*	nickname_template1 = "BrookTree848 %d";
++
++
+ 
+ 	for(int i = 0; i < n; i++) {
+ 		char	*devname  = new char[strlen(devname_template)  + 3];
+ 		char	*nickname = new char[strlen(nickname_template) + 3];
++		char	*devname1  = new char[strlen(devname_template1)  + 3];
++		char	*nickname1 = new char[strlen(nickname_template1) + 3];
+ 
+ 		sprintf(nickname, nickname_template, i + 1);
+ 		sprintf(devname, devname_template, i);
++
++		sprintf(nickname1, nickname_template1, i + 1);
++		sprintf(devname1, devname_template1, i);
+ 		if(access(devname, R_OK) == 0) {
+ 			int fd = open(devname, O_RDONLY);
+ 			if(fd < 0) {
+@@ -140,7 +161,21 @@
+ 			delete nickname;
+ 			delete devname;
+ 		}
++
++		if(access(devname1, R_OK) == 0) {
++			int fd = open(devname1, O_RDONLY);
++			if(fd < 0) {
++				new MeteorDevice(nickname1, devname1, 0);
++			} else {
++				(void)close(fd);
++				new MeteorDevice(nickname1, devname1, 1);
++			}
++		} else {
++			delete nickname1;
++			delete devname1;
++		}
+ 	}
++
+ }
+ 
+ MeteorDevice::MeteorDevice(const char* nickname, const char *devname, int free):
+@@ -160,7 +195,10 @@
+ 	Tcl& tcl = Tcl::instance();
+ 	if ((argc == 3) && (strcmp(argv[1], "open") == 0)) {
+ 		TclObject* o = 0;
+-		o = new MeteorGrabber(name_, argv[2]);
++		if (strcmp(argv[2], "422") == 0)
++			o = new Meteor422Grabber(name_);
++		else if (strcmp(argv[2], "cif") == 0)
++			o = new MeteorCIFGrabber(name_);
+ 		if (o != 0)
+ 			tcl.result(o->name());
+ 		return (TCL_OK);
+@@ -168,19 +206,8 @@
+ 	return (InputDevice::command(argc, argv));
+ }
+ 
+-MeteorGrabber::MeteorGrabber(const char* name, const char* format)
++MeteorGrabber::MeteorGrabber(const char* name)
+ {
+-	coder_format_ = -1;
+-	if(!strcmp(format, "411")) coder_format_ = f_411;
+-	if(!strcmp(format, "422")) coder_format_ = f_422;
+-	if(!strcmp(format, "cif")) coder_format_ = f_cif;
+-	if(coder_format_ == -1) {
+-		fprintf(stderr,
+-			"vic: MeteorGrabber: unsupported format: %s\n",
+-			format);
+-		abort();
+-	}
+-
+ 	dev_ = open(name, O_RDONLY);
+ 	if (dev_ == -1) {
+ 		status_ = -1;
+@@ -205,27 +232,27 @@
+ 	}
+ }
+ 
+-void MeteorGrabber::setsize()
++void MeteorGrabber::set_size_meteor(int w, int h)
+ {
+ 	struct meteor_geomet geom;
+ 
+-	geom.rows = (baseheight_ / decimate_) &~0xf;	/* 0xf, ugh! */
+-	geom.columns = (basewidth_ / decimate_)  &~0xf;
++	geom.rows = h &~0xf;	/* 0xf, ugh! */
++	geom.columns = w  &~0xf;
+ 	geom.frames = 1;
+-	geom.oformat = METEOR_GEO_UNSIGNED;
+-	geom.oformat |= METEOR_GEO_YUV_422;
++	geom.oformat = METEOR_GEO_UNSIGNED | METEOR_GEO_YUV_PACKED;
+ 	/*
+ 	 * If we can get by with only reading even fields, then by all
+ 	 * means do so.
+ 	 */
+ 	unsigned short status;
+ 	ioctl(dev_, METEORSTATUS, &status);
+-	if(status & METEOR_STATUS_HCLK) {	/* do we have a source? */
+-						/* No source, assume ntsc*/
++	if(status & METEOR_STATUS_HCLK) {
++		/* No source, assume ntsc */
+ 		if(geom.rows <= NTSC_HEIGHT && geom.columns <= NTSC_WIDTH)
+ 			geom.oformat |= METEOR_GEO_EVEN_ONLY;
+ 	} else {
+-		if(status & METEOR_STATUS_FIDT) { /* is it pal or ntsc? */
++		/* is it pal or ntsc? */
++		if(status & METEOR_STATUS_FIDT) {
+ 						/* 60 hz */
+ 			if(geom.rows<=NTSC_HEIGHT && geom.columns<=NTSC_WIDTH)
+ 				geom.oformat |= METEOR_GEO_EVEN_ONLY;
+@@ -237,18 +264,6 @@
+ 
+ 	if(ioctl(dev_, METEORSETGEO, &geom) < 0) 
+ 		perror("vic: METERSETGEO: ");
+-
+-	switch(coder_format_) {
+-	case f_422:
+-		set_size_422(geom.columns, geom.rows);
+-		break;
+-	case f_cif:
+-	case f_411:
+-		set_size_411(geom.columns, geom.rows);
+-		break;
+-	}
+-
+-	allocref();	/* allocate reference frame */
+ }
+ 
+ void MeteorGrabber::format()
+@@ -285,11 +300,6 @@
+ 		baseheight_ = PAL_HEIGHT * 2;
+ 		basewidth_ = PAL_WIDTH * 2;
+ 	}
+-		
+-	if(coder_format_ == f_cif) {
+-		baseheight_ = CIF_HEIGHT * 2;
+-		basewidth_ = CIF_WIDTH * 2;
+-	}
+ 	setsize();
+ }
+ 
+@@ -299,15 +309,6 @@
+ 	format();
+ 	int cmd = METEOR_CAP_SINGLE;
+ 	ioctl(dev_, METEORCAPTUR, (char*)&cmd);
+-#ifdef FRAME_CNTS
+-	cnts_.fifo_errors = 0;
+-	cnts_.dma_errors = 0;
+-	cnts_.frames_captured = 0;
+-	cnts_.even_fields_captured = 0;
+-	cnts_.odd_fields_captured = 0;
+-	ioctl(dev_, METEORSCOUNT, &cnts_);
+-	start_time_ = gettimeofday();
+-#endif
+ 
+ 	cmd = METEOR_CAP_CONTINOUS;
+ 	ioctl(dev_, METEORCAPTUR, (char*)&cmd);
+@@ -319,19 +320,6 @@
+ 
+ 	int cmd = METEOR_CAP_STOP_CONT;
+ 	ioctl(dev_, METEORCAPTUR, (char*)&cmd);
+-#ifdef FRAME_CNTS
+-	double endtime = gettimeofday() ;
+-	ioctl(dev_, METEORGCOUNT, &cnts_);
+-	int diff = (int)((endtime-start_time_) * 1e-6 + 0.5);
+-	printf("frames = %d, even fields = %d, odd fields = %d,\n\
+-fifo errors = %d, dma errors = %d, seconds = %d",
+-		cnts_.frames_captured, cnts_.even_fields_captured,
+-		cnts_.odd_fields_captured, cnts_.fifo_errors, cnts_.dma_errors,
+-		diff);
+-	if(diff)
+-		printf(",fps = %d", cnts_.frames_captured/diff);
+-	printf("\n");
+-#endif
+ 	Grabber::stop();
+ }
+ 
+@@ -345,15 +333,15 @@
+ 
+ int MeteorGrabber::command(int argc, const char*const* argv)
+ {
++	Tcl& tcl = Tcl::instance();
+ 	if (argc == 3) {
+ 		if (strcmp(argv[1], "decimate") == 0) {
+ 			int dec = atoi(argv[2]);
+-			Tcl& tcl = Tcl::instance();
+ 			if (dec <= 0) {
+ 				tcl.resultf("%s: divide by zero", argv[0]);
+ 				return (TCL_ERROR);
+ 			}
+-			if (dec != decimate_) {
++			if ((u_int)dec != decimate_) {
+ 				decimate_ = dec;
+ 				if(running_) {
+ 					stop();
+@@ -362,7 +350,8 @@
+ 				}
+ 			}
+ 			return (TCL_OK);	
+-		} else if (strcmp(argv[1], "port") == 0) {
++		}
++		if (strcmp(argv[1], "port") == 0) {
+ 			int p = port_;
+                         if(!strcmp(argv[2], "RCA")) p = METEOR_INPUT_DEV0;
+                         if(!strcmp(argv[2], "Port-1")) p = METEOR_INPUT_DEV1;
+@@ -377,7 +366,8 @@
+ 				ioctl(dev_, METEORSINPUT, &port_);
+ 			}
+ 			return (TCL_OK);	
+-		} else if (strcmp(argv[1], "format") == 0 ||
++		}
++		if (strcmp(argv[1], "format") == 0 ||
+ 			   strcmp(argv[1], "type") == 0) {
+ 			if (strcmp(argv[2], "auto") == 0)
+ 				video_format_ = METEOR_FMT_AUTOMODE;
+@@ -390,14 +380,35 @@
+ 			if (running_)
+ 				format();
+ 			return (TCL_OK);	
+-		} else if (strcmp(argv[1], "contrast") == 0) {
+-			contrast(atof(argv[2]));
+-			return (TCL_OK);	
++		}
++		if (strcmp(argv[1], "brightness") == 0) {
++			u_char val = atoi(argv[2]);
++			ioctl(dev_, METEORSBRIG, &val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "contrast") == 0) {
++			u_char val = atoi(argv[2]);
++			ioctl(dev_, METEORSCONT, &val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "hue") == 0) {
++			char val = atoi(argv[2]);
++			ioctl(dev_, METEORSHUE, &val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "saturation") == 0) {
++			u_char val = atoi(argv[2]);
++			ioctl(dev_, METEORSCSAT, &val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "uvgain") == 0) {
++			u_char val = atoi(argv[2]);
++			ioctl(dev_, METEORSCHCV, &val);
++			return (TCL_OK);
+ 		}
+ 	} else if (argc == 2) {
+ 		if (strcmp(argv[1], "format") == 0 ||
+ 			   strcmp(argv[1], "type") == 0) {
+-			Tcl& tcl = Tcl::instance();
+ 			switch (video_format_) {
+ 
+ 			case METEOR_FMT_AUTOMODE:
+@@ -423,54 +434,316 @@
+ 			return (TCL_OK);
+ 			
+ 		}
++		if (strcmp(argv[1], "brightness") == 0) {
++			u_char val;
++			ioctl(dev_, METEORGBRIG, &val);
++			tcl.resultf("%d", (int)val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "contrast") == 0) {
++			u_char val;
++			ioctl(dev_, METEORGCONT, &val);
++			tcl.resultf("%d", (int)val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "hue") == 0) {
++			char val;
++			ioctl(dev_, METEORGHUE, &val);
++			tcl.resultf("%d", (int)val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "saturation") == 0) {
++			u_char val;
++			ioctl(dev_, METEORGCSAT, &val);
++			tcl.resultf("%d", (int)val);
++			return (TCL_OK);
++		}
++		if (strcmp(argv[1], "uvgain") == 0) {
++			u_char val;
++			ioctl(dev_, METEORGCHCV, &val);
++			tcl.resultf("%d", (int)val);
++			return (TCL_OK);
++		}
+ 	}
+ 	return (Grabber::command(argc, argv));
+ }
+ 
+-int MeteorGrabber::capture()
+-{
+-	if(pyuv_ == 0) return 0;
+-
+-	volatile u_int* py   = pyuv_;
+-	volatile u_int* pu   = (u_int *)((u_int)py + (u_int)framesize_);
+-	volatile u_int* pv   = (u_int *)((u_int)pu + (framesize_ >> 1));
+-	u_int* 		lum  = (u_int *)frame_;
+-	u_int*		uoff = (u_int *)((u_int)lum + (u_int)framesize_);
+-	int		f422 = coder_format_ == f_422;
+-	u_int*	 	voff = (u_int *)((u_int)uoff + 
+-					 (u_int)(framesize_>>(f422?1:2)));
+-	int 		numc = ((basewidth_/decimate_) &~0xf) >> 3;
+-
+-	for (int row = 0; row < (((baseheight_/decimate_)&~0xf) >> 1); row++) {
+-		for(int col = 0; col < numc; col++) {
+-			*lum++ = *py++;
+-			*lum++ = *py++;
+-			*uoff++ = *pu++;
+-			*voff++ = *pv++;
+-		}
+-		for(col = 0; col < numc; col++) {   
+-                        *lum++ = *py++;
+-                        *lum++ = *py++;
+-                        if(f422) {	/* only copy odd in 4:2:2 format */
+-                                *uoff++ = *pu++; 
+-                               	*voff++ = *pv++;
+-			
+-                        }
+-                }
+-                if(!f422) {	/* skip odd if 4:1:1 or cif format */
+-			pu += numc;
+-			pv += numc;
+-		}
+-	}
+-	return 1;
++#define U 0
++#define Y0 1
++#define V 2
++#define Y1 3
++
++/*
++ * define these for REPLENISH macro used below
++ */
++#define DIFF4(in, frm, v) \
++	v += (in)[Y0] - (frm)[0]; \
++	v += (in)[Y1] - (frm)[1]; \
++	v += (in)[Y0+4] - (frm)[2]; \
++	v += (in)[Y1+4] - (frm)[3];
++
++#define DIFFLINE(in, frm, left, center, right) \
++	DIFF4(in + 0*8, frm + 0*4, left); \
++	DIFF4(in + 1*8, frm + 1*4, center); \
++	DIFF4(in + 2*8, frm + 2*4, center); \
++	DIFF4(in + 3*8, frm + 3*4, right); \
++	if (right < 0) \
++		right = -right; \
++	if (left < 0) \
++		left = -left; \
++	if (center < 0) \
++		center = -center;
++
++void MeteorGrabber::suppress(const u_char* devbuf, int is)
++{
++	const u_char* start = frame_ + 16 * vstart_ * outw_ + 16 * hstart_;
++	REPLENISH(devbuf, start, is, 2,
++		  hstart_, hstop_, vstart_, vstop_);
+ }
+ 
+ int MeteorGrabber::grab()
+ {
+-	if (capture() == 0)
+-		return (0);
+-	suppress(frame_);
+-	saveblks(frame_);
+-	YuvFrame f(media_ts(), frame_, crvec_, outw_, outh_);
++	if (pyuv_ == 0)
++		return 0;
++
++	int istride = inw_ * 2;
++	suppress((u_char*)pyuv_, istride);
++	saveblks((u_char*)pyuv_, istride);
++	u_int32_t ts = media_ts();
++	YuvFrame f(ts, frame_, crvec_, outw_, outh_);
+ 	return (target_->consume(&f));
++}
++
++Meteor422Grabber::Meteor422Grabber(const char* name)
++	: MeteorGrabber(name)
++{
++}
++
++MeteorCIFGrabber::MeteorCIFGrabber(const char* name)
++	: MeteorGrabber(name)
++{
++}
++
++void Meteor422Grabber::setsize()
++{
++	int w = basewidth_ / decimate_;
++	int h = baseheight_ / decimate_;
++	set_size_meteor(w, h);
++	set_size_422(w, h);
++}
++
++inline void 
++Meteor422Grabber::saveblk(const u_char* in,
++	u_char* yp, u_char* up, u_char* vp, int stride, int istride)
++{
++	for (int i = 16; --i >= 0; ) {
++		/*
++		 * Each iteration of this loop grabs 16 Ys & 8 U/Vs.
++		 */
++		register u_int y0, y1, u, v;
++
++		u  = in[U + 0*4] << SHIFT(24) |
++		     in[U + 1*4] << SHIFT(16) |
++		     in[U + 2*4] << SHIFT(8) |
++		     in[U + 3*4] << SHIFT(0);
++		v  = in[V + 0*4] << SHIFT(24) |
++		     in[V + 1*4] << SHIFT(16) |
++		     in[V + 2*4] << SHIFT(8) |
++		     in[V + 3*4] << SHIFT(0);
++		y0 = in[Y0 + 0*4] << SHIFT(24) |
++		     in[Y1 + 0*4] << SHIFT(16) |
++		     in[Y0 + 1*4] << SHIFT(8) |
++		     in[Y1 + 1*4] << SHIFT(0);
++		y1 = in[Y0 + 2*4] << SHIFT(24) |
++		     in[Y1 + 2*4] << SHIFT(16) |
++		     in[Y0 + 3*4] << SHIFT(8) |
++		     in[Y1 + 3*4] << SHIFT(0);
++
++		((u_int*)yp)[0] = y0;
++		((u_int*)yp)[1] = y1;
++		((u_int*)up)[0] = u;
++		((u_int*)vp)[0] = v;
++
++		u  = in[U + 4*4] << SHIFT(24) |
++		     in[U + 5*4] << SHIFT(16) |
++		     in[U + 6*4] << SHIFT(8) |
++		     in[U + 7*4] << SHIFT(0);
++		v  = in[V + 4*4] << SHIFT(24) |
++		     in[V + 5*4] << SHIFT(16) |
++		     in[V + 6*4] << SHIFT(8) |
++		     in[V + 7*4] << SHIFT(0);
++		y0 = in[Y0 + 4*4] << SHIFT(24) |
++		     in[Y1 + 4*4] << SHIFT(16) |
++		     in[Y0 + 5*4] << SHIFT(8) |
++		     in[Y1 + 5*4] << SHIFT(0);
++		y1 = in[Y0 + 6*4] << SHIFT(24) |
++		     in[Y1 + 6*4] << SHIFT(16) |
++		     in[Y0 + 7*4] << SHIFT(8) |
++		     in[Y1 + 7*4] << SHIFT(0);
++
++		((u_int*)yp)[2] = y0;
++		((u_int*)yp)[3] = y1;
++		((u_int*)up)[1] = u;
++		((u_int*)vp)[1] = v;
++
++		in += istride;
++		yp += stride;
++		up += stride >> 1;
++		vp += stride >> 1;
++	}
++}
++
++void Meteor422Grabber::saveblks(const u_char* devbuf, int is)
++{
++	u_char* crv = crvec_;
++	int off = framesize_;
++	u_char* lum = frame_;
++	u_char* chm = lum + off;
++	off >>= 1;
++	int stride = 15 * outw_;
++	int istride = is * 15;
++	for (int y = 0; y < blkh_; ++y) {
++		for (int x = 0; x < blkw_; ++x) {
++			int s = *crv++;
++			if ((s & CR_SEND) != 0)
++				saveblk(devbuf, lum, chm, chm + off, outw_, is);
++
++			devbuf += 32;
++			lum += 16;
++			chm += 8;
++		}
++		lum += stride;
++		chm += stride >> 1;
++		devbuf += istride;
++	}
++}
++
++void MeteorCIFGrabber::setsize()
++{
++	int w = basewidth_ / decimate_;
++	int h = baseheight_ / decimate_;
++	set_size_meteor(w, h);
++	set_size_cif(w, h);
++}
++
++inline void 
++MeteorCIFGrabber::saveblk(const u_char* in,
++	u_char* yp, u_char* up, u_char* vp, int stride, int istride)
++{
++	for (int i = 8; --i >= 0; ) {
++		/*
++		 * Each iteration of this loop grabs 32 Ys & 16 U/Vs.
++		 */
++		register u_int y0, y1, u, v;
++
++		u  = in[U + 0*4] << SHIFT(24) |
++		     in[U + 1*4] << SHIFT(16) |
++		     in[U + 2*4] << SHIFT(8) |
++		     in[U + 3*4] << SHIFT(0);
++		v  = in[V + 0*4] << SHIFT(24) |
++		     in[V + 1*4] << SHIFT(16) |
++		     in[V + 2*4] << SHIFT(8) |
++		     in[V + 3*4] << SHIFT(0);
++		y0 = in[Y0 + 0*4] << SHIFT(24) |
++		     in[Y1 + 0*4] << SHIFT(16) |
++		     in[Y0 + 1*4] << SHIFT(8) |
++		     in[Y1 + 1*4] << SHIFT(0);
++		y1 = in[Y0 + 2*4] << SHIFT(24) |
++		     in[Y1 + 2*4] << SHIFT(16) |
++		     in[Y0 + 3*4] << SHIFT(8) |
++		     in[Y1 + 3*4] << SHIFT(0);
++
++		((u_int*)yp)[0] = y0;
++		((u_int*)yp)[1] = y1;
++		((u_int*)up)[0] = u;
++		((u_int*)vp)[0] = v;
++
++		u  = in[U + 4*4] << SHIFT(24) |
++		     in[U + 5*4] << SHIFT(16) |
++		     in[U + 6*4] << SHIFT(8) |
++		     in[U + 7*4] << SHIFT(0);
++		v  = in[V + 4*4] << SHIFT(24) |
++		     in[V + 5*4] << SHIFT(16) |
++		     in[V + 6*4] << SHIFT(8) |
++		     in[V + 7*4] << SHIFT(0);
++		y0 = in[Y0 + 4*4] << SHIFT(24) |
++		     in[Y1 + 4*4] << SHIFT(16) |
++		     in[Y0 + 5*4] << SHIFT(8) |
++		     in[Y1 + 5*4] << SHIFT(0);
++		y1 = in[Y0 + 6*4] << SHIFT(24) |
++		     in[Y1 + 6*4] << SHIFT(16) |
++		     in[Y0 + 7*4] << SHIFT(8) |
++		     in[Y1 + 7*4] << SHIFT(0);
++
++		((u_int*)yp)[2] = y0;
++		((u_int*)yp)[3] = y1;
++		((u_int*)up)[1] = u;
++		((u_int*)vp)[1] = v;
++
++		in += istride;
++		yp += stride;
++		up += stride >> 1;
++		vp += stride >> 1;
++
++		/* do the 2nd (y only instead of yuv) line */
++
++		y0 = in[Y0 + 0*4] << SHIFT(24) |
++		     in[Y1 + 0*4] << SHIFT(16) |
++		     in[Y0 + 1*4] << SHIFT(8) |
++		     in[Y1 + 1*4] << SHIFT(0);
++		y1 = in[Y0 + 2*4] << SHIFT(24) |
++		     in[Y1 + 2*4] << SHIFT(16) |
++		     in[Y0 + 3*4] << SHIFT(8) |
++		     in[Y1 + 3*4] << SHIFT(0);
++
++		((u_int*)yp)[0] = y0;
++		((u_int*)yp)[1] = y1;
++
++		y0 = in[Y0 + 4*4] << SHIFT(24) |
++		     in[Y1 + 4*4] << SHIFT(16) |
++		     in[Y0 + 5*4] << SHIFT(8) |
++		     in[Y1 + 5*4] << SHIFT(0);
++		y1 = in[Y0 + 6*4] << SHIFT(24) |
++		     in[Y1 + 6*4] << SHIFT(16) |
++		     in[Y0 + 7*4] << SHIFT(8) |
++		     in[Y1 + 7*4] << SHIFT(0);
++
++		((u_int*)yp)[2] = y0;
++		((u_int*)yp)[3] = y1;
++
++		in += istride;
++		yp += stride;
++	}
++}
++
++void MeteorCIFGrabber::saveblks(const u_char* in, int is)
++{
++	u_char* crv = crvec_;
++	int off = framesize_;
++	u_char* lum = frame_;
++	u_char* chm = lum + off;
++	off >>= 2;
++
++	crv += vstart_ * blkw_ + hstart_;
++	lum += vstart_ * outw_ * 16 + hstart_ * 16;
++	chm += vstart_ * (outw_ >> 1) * 8 + hstart_ * 8;
++
++	int skip = hstart_ + (blkw_ - hstop_);
++
++	for (int y = vstart_; y < vstop_; ++y) {
++		const u_char* nin = in;
++		for (int x = hstart_; x < hstop_; ++x) {
++			int s = *crv++;
++			if ((s & CR_SEND) != 0)
++				saveblk(in, lum, chm, chm + off, outw_, is);
++
++			in += 32;
++			lum += 16;
++			chm += 8;
++		}
++		crv += skip;
++		lum += 15 * outw_ + skip * 16;
++		chm += 7 * (outw_ >> 1) + skip * 8;
++		in = nin + 16 * is;
++	}
+ }