mirror of
https://git.FreeBSD.org/ports.git
synced 2024-10-30 21:49:25 +00:00
0b7a232ad3
- Actually include the x11 grabber in the compile - Don't force the capture type to PAL; leave it at auto - Remove debugging code and comments - Eliminate the need for kernel patch for tuner code - Don't patch one source file in more than one patch-XX files
758 lines
20 KiB
Plaintext
758 lines
20 KiB
Plaintext
--- grabber-meteor.cc.orig Fri Jun 26 11:25:55 1998
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+++ grabber-meteor.cc Fri Jun 26 11:18:53 1998
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@@ -43,7 +43,6 @@
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*
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*/
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-/*#define FRAME_CNTS /* print frame counts and fps when device stops -- debug */
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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@@ -51,16 +50,16 @@
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/mman.h>
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-#ifdef FRAME_CNTS
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-#include <sys/time.h>
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-#endif
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#include "grabber.h"
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+#include "crdef.h"
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#include "Tcl.h"
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#include "device-input.h"
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#include "module.h"
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+#include "bsd-endian.h"
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#include <machine/ioctl_meteor.h>
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+#include <machine/ioctl_bt848.h>
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/*XXX*/
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#define NTSC_WIDTH 320
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@@ -72,62 +71,78 @@
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class MeteorGrabber : public Grabber {
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- public:
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- MeteorGrabber(const char* name, const char* format);
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+ public:
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+ MeteorGrabber(const char* name);
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virtual ~MeteorGrabber();
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+ virtual int command(int argc, const char*const* argv);
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+ virtual void fps(int);
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virtual void start();
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virtual void stop();
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- virtual void fps(int);
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- protected:
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- virtual int command(int argc, const char*const* argv);
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- virtual int capture();
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virtual int grab();
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+ protected:
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void format();
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- void setsize();
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+ virtual void setsize() = 0;
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+ void suppress(const u_char* in, int istride);
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+ virtual void saveblks(const u_char* in, int istride) = 0;
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+ void set_size_meteor(int w, int h);
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int video_format_; /* video input format: NTSC or PAL */
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int dev_; /* device fd */
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int port_; /* video input port */
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- int coder_format_; /* 411, 422, or cif */
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u_int basewidth_; /* Height of frame to be captured */
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u_int baseheight_; /* Width of frame to be captured */
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u_int decimate_; /* division of base sizes */
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volatile u_int* pyuv_; /* pointer to yuv data */
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-#ifdef FRAME_CNTS
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- struct meteor_counts cnts_; /* pointer to counters */
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- double start_time_;
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-#endif
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+ int tuner_ ; /* tuner device... */
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};
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-static const int f_411 = 0; /* coder_format_s */
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-static const int f_422 = 1;
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-static const int f_cif = 2;
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+class Meteor422Grabber : public MeteorGrabber {
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+ public:
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+ Meteor422Grabber(const char* name);
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+ protected:
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+ void setsize();
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+ void saveblk(const u_char* in, u_char* yp, u_char* up, u_char* vp,
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+ int stride, int istride);
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+ void saveblks(const u_char* in, int istride);
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+};
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+
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+class MeteorCIFGrabber : public MeteorGrabber {
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+ public:
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+ MeteorCIFGrabber(const char* name);
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+ protected:
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+ void setsize();
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+ void saveblk(const u_char* in, u_char* yp, u_char* up, u_char* vp,
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+ int stride, int istride);
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+ void saveblks(const u_char* in, int istride);
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+};
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class MeteorDevice : public InputDevice {
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- public:
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+ public:
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MeteorDevice(const char* nickname, const char* devname, int free);
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virtual int command(int argc, const char*const* argv);
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- protected:
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+ protected:
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const char* name_;
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};
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class MeteorScanner {
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- public:
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+ public:
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MeteorScanner(const int n);
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};
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+
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static MeteorScanner find_meteor_devices(4);
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MeteorScanner::MeteorScanner(const int n)
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{
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- char* devname_template = "/dev/meteor%d";
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- char* nickname_template = "Matrox Meteor %d";
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+ static char *d[] = { "/dev/bktr%d", "/dev/meteor%d", NULL };
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+ char *nickname_template = "meteor-%d";
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for(int i = 0; i < n; i++) {
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- char *devname = new char[strlen(devname_template) + 3];
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+ for (int j = 0 ; d[j] != NULL ; j++) {
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+ char *devname = new char[strlen(d[j]) + 3];
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char *nickname = new char[strlen(nickname_template) + 3];
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+ sprintf(devname, d[j], i);
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sprintf(nickname, nickname_template, i + 1);
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- sprintf(devname, devname_template, i);
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if(access(devname, R_OK) == 0) {
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int fd = open(devname, O_RDONLY);
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if(fd < 0) {
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@@ -140,8 +155,9 @@
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delete nickname;
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delete devname;
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}
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+ }
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+ }
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}
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-}
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MeteorDevice::MeteorDevice(const char* nickname, const char *devname, int free):
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InputDevice(nickname), name_(devname)
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@@ -149,6 +165,7 @@
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if(free)
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attributes_ = "\
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format {422 411} \
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+type {pal ntsc secam auto} \
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size {large normal small cif} \
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port {RCA Port-1 Port-2 Port-3 S-Video RGB}";
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else
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@@ -160,7 +177,10 @@
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Tcl& tcl = Tcl::instance();
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if ((argc == 3) && (strcmp(argv[1], "open") == 0)) {
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TclObject* o = 0;
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- o = new MeteorGrabber(name_, argv[2]);
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+ if (strcmp(argv[2], "422") == 0)
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+ o = new Meteor422Grabber(name_);
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+ else if (strcmp(argv[2], "cif") == 0)
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+ o = new MeteorCIFGrabber(name_);
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if (o != 0)
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tcl.result(o->name());
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return (TCL_OK);
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@@ -168,19 +188,15 @@
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return (InputDevice::command(argc, argv));
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}
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-MeteorGrabber::MeteorGrabber(const char* name, const char* format)
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+MeteorGrabber::MeteorGrabber(const char* name)
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{
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- coder_format_ = -1;
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- if(!strcmp(format, "411")) coder_format_ = f_411;
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- if(!strcmp(format, "422")) coder_format_ = f_422;
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- if(!strcmp(format, "cif")) coder_format_ = f_cif;
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- if(coder_format_ == -1) {
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- fprintf(stderr,
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- "vic: MeteorGrabber: unsupported format: %s\n",
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- format);
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- abort();
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- }
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-
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+ int devnum;
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+ if (sscanf(name, "/dev/bktr%d", &devnum) == 1) {
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+ char *tunerdev = new char[strlen(name) + 3];
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+ sprintf(tunerdev, "/dev/tuner%d", devnum);
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+ tuner_ = open(tunerdev, O_RDONLY);
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+ } else
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+ tuner_ = -1;
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dev_ = open(name, O_RDONLY);
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if (dev_ == -1) {
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status_ = -1;
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@@ -203,52 +219,33 @@
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if (dev_ != -1) {
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close(dev_);
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}
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+ if (tuner_ != -1)
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+ close(tuner_);
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}
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-void MeteorGrabber::setsize()
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+void MeteorGrabber::set_size_meteor(int w, int h)
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{
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struct meteor_geomet geom;
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- geom.rows = (baseheight_ / decimate_) &~0xf; /* 0xf, ugh! */
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- geom.columns = (basewidth_ / decimate_) &~0xf;
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+ geom.rows = h &~0xf; /* 0xf, ugh! */
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+ geom.columns = w &~0xf;
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geom.frames = 1;
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- geom.oformat = METEOR_GEO_UNSIGNED;
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- geom.oformat |= METEOR_GEO_YUV_422;
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+ geom.oformat = METEOR_GEO_UNSIGNED | METEOR_GEO_YUV_PACKED;
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/*
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* If we can get by with only reading even fields, then by all
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* means do so.
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*/
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unsigned short status;
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- ioctl(dev_, METEORSTATUS, &status);
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- if(status & METEOR_STATUS_HCLK) { /* do we have a source? */
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- /* No source, assume ntsc*/
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+ // ioctl(dev_, METEORSTATUS, &status);
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+ if ( video_format_ == METEOR_FMT_NTSC ) {
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if(geom.rows <= NTSC_HEIGHT && geom.columns <= NTSC_WIDTH)
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geom.oformat |= METEOR_GEO_EVEN_ONLY;
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} else {
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- if(status & METEOR_STATUS_FIDT) { /* is it pal or ntsc? */
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- /* 60 hz */
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- if(geom.rows<=NTSC_HEIGHT && geom.columns<=NTSC_WIDTH)
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- geom.oformat |= METEOR_GEO_EVEN_ONLY;
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- } else { /* 50 hz */
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if(geom.rows<=PAL_HEIGHT && geom.columns<=PAL_WIDTH)
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geom.oformat |= METEOR_GEO_EVEN_ONLY;
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}
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- }
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-
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if(ioctl(dev_, METEORSETGEO, &geom) < 0)
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perror("vic: METERSETGEO: ");
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-
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- switch(coder_format_) {
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- case f_422:
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- set_size_422(geom.columns, geom.rows);
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- break;
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- case f_cif:
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- case f_411:
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- set_size_411(geom.columns, geom.rows);
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- break;
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- }
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-
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- allocref(); /* allocate reference frame */
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}
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void MeteorGrabber::format()
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@@ -285,11 +282,6 @@
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baseheight_ = PAL_HEIGHT * 2;
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basewidth_ = PAL_WIDTH * 2;
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}
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-
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- if(coder_format_ == f_cif) {
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- baseheight_ = CIF_HEIGHT * 2;
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- basewidth_ = CIF_WIDTH * 2;
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- }
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setsize();
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}
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@@ -299,15 +291,6 @@
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format();
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int cmd = METEOR_CAP_SINGLE;
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ioctl(dev_, METEORCAPTUR, (char*)&cmd);
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-#ifdef FRAME_CNTS
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- cnts_.fifo_errors = 0;
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- cnts_.dma_errors = 0;
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- cnts_.frames_captured = 0;
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- cnts_.even_fields_captured = 0;
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- cnts_.odd_fields_captured = 0;
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- ioctl(dev_, METEORSCOUNT, &cnts_);
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- start_time_ = gettimeofday();
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-#endif
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cmd = METEOR_CAP_CONTINOUS;
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ioctl(dev_, METEORCAPTUR, (char*)&cmd);
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@@ -319,19 +302,6 @@
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int cmd = METEOR_CAP_STOP_CONT;
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ioctl(dev_, METEORCAPTUR, (char*)&cmd);
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-#ifdef FRAME_CNTS
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- double endtime = gettimeofday() ;
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- ioctl(dev_, METEORGCOUNT, &cnts_);
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- int diff = (int)((endtime-start_time_) * 1e-6 + 0.5);
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- printf("frames = %d, even fields = %d, odd fields = %d,\n\
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-fifo errors = %d, dma errors = %d, seconds = %d",
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- cnts_.frames_captured, cnts_.even_fields_captured,
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- cnts_.odd_fields_captured, cnts_.fifo_errors, cnts_.dma_errors,
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- diff);
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- if(diff)
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- printf(",fps = %d", cnts_.frames_captured/diff);
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- printf("\n");
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-#endif
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Grabber::stop();
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}
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@@ -345,15 +315,15 @@
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int MeteorGrabber::command(int argc, const char*const* argv)
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{
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+ Tcl& tcl = Tcl::instance();
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if (argc == 3) {
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if (strcmp(argv[1], "decimate") == 0) {
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int dec = atoi(argv[2]);
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- Tcl& tcl = Tcl::instance();
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if (dec <= 0) {
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tcl.resultf("%s: divide by zero", argv[0]);
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return (TCL_ERROR);
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}
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- if (dec != decimate_) {
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+ if ((u_int)dec != decimate_) {
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decimate_ = dec;
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if(running_) {
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stop();
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@@ -362,7 +332,8 @@
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}
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}
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return (TCL_OK);
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- } else if (strcmp(argv[1], "port") == 0) {
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+ }
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+ if (strcmp(argv[1], "port") == 0) {
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int p = port_;
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if(!strcmp(argv[2], "RCA")) p = METEOR_INPUT_DEV0;
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if(!strcmp(argv[2], "Port-1")) p = METEOR_INPUT_DEV1;
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@@ -377,7 +348,30 @@
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ioctl(dev_, METEORSINPUT, &port_);
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}
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return (TCL_OK);
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- } else if (strcmp(argv[1], "format") == 0 ||
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+ }
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+ if (strcmp(argv[1], "freeze") == 0) {
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+ int cmd = METEOR_CAP_CONTINOUS ;
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+ if ( atoi(argv[2]) != 0 )
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+ cmd = METEOR_CAP_STOP_CONT;
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+ ioctl(dev_, METEORCAPTUR, (char*)&cmd);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "chan") == 0) {
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+ int p = port_;
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+ int c = atoi(argv[2]);
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+ if (c > 0 && c < 199)
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+ p = METEOR_INPUT_DEV1 ;
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+ else
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+ p = METEOR_INPUT_DEV0 ;
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+ if (p != port_) {
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+ port_ = p;
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+ ioctl(dev_, METEORSINPUT, &port_);
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+ }
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+ if (p == METEOR_INPUT_DEV1)
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+ ioctl(tuner_, TVTUNER_SETCHNL, &c);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "format") == 0 ||
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strcmp(argv[1], "type") == 0) {
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if (strcmp(argv[2], "auto") == 0)
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video_format_ = METEOR_FMT_AUTOMODE;
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@@ -390,14 +384,35 @@
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if (running_)
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format();
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return (TCL_OK);
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- } else if (strcmp(argv[1], "contrast") == 0) {
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- contrast(atof(argv[2]));
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- return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "brightness") == 0) {
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+ u_char val = atoi(argv[2]);
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+ ioctl(dev_, METEORSBRIG, &val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "contrast") == 0) {
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+ u_char val = atoi(argv[2]);
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+ ioctl(dev_, METEORSCONT, &val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "hue") == 0) {
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+ char val = atoi(argv[2]);
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+ ioctl(dev_, METEORSHUE, &val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "saturation") == 0) {
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+ u_char val = atoi(argv[2]);
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+ ioctl(dev_, METEORSCSAT, &val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "uvgain") == 0) {
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+ u_char val = atoi(argv[2]);
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+ ioctl(dev_, METEORSCHCV, &val);
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+ return (TCL_OK);
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}
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} else if (argc == 2) {
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if (strcmp(argv[1], "format") == 0 ||
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strcmp(argv[1], "type") == 0) {
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- Tcl& tcl = Tcl::instance();
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switch (video_format_) {
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case METEOR_FMT_AUTOMODE:
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@@ -423,54 +438,316 @@
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return (TCL_OK);
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}
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+ if (strcmp(argv[1], "brightness") == 0) {
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+ u_char val;
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+ ioctl(dev_, METEORGBRIG, &val);
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+ tcl.resultf("%d", (unsigned int)val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "contrast") == 0) {
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+ u_char val;
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+ ioctl(dev_, METEORGCONT, &val);
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+ tcl.resultf("%d", (int)val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "hue") == 0) {
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+ char val;
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+ ioctl(dev_, METEORGHUE, &val);
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+ tcl.resultf("%d", (int)val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "saturation") == 0) {
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+ u_char val;
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+ ioctl(dev_, METEORGCSAT, &val);
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+ tcl.resultf("%d", (int)val);
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+ return (TCL_OK);
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+ }
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+ if (strcmp(argv[1], "uvgain") == 0) {
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+ u_char val;
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+ ioctl(dev_, METEORGCHCV, &val);
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+ tcl.resultf("%d", (int)val);
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+ return (TCL_OK);
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+ }
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}
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return (Grabber::command(argc, argv));
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}
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-int MeteorGrabber::capture()
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-{
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- if(pyuv_ == 0) return 0;
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-
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- volatile u_int* py = pyuv_;
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- volatile u_int* pu = (u_int *)((u_int)py + (u_int)framesize_);
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- volatile u_int* pv = (u_int *)((u_int)pu + (framesize_ >> 1));
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- u_int* lum = (u_int *)frame_;
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- u_int* uoff = (u_int *)((u_int)lum + (u_int)framesize_);
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- int f422 = coder_format_ == f_422;
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- u_int* voff = (u_int *)((u_int)uoff +
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- (u_int)(framesize_>>(f422?1:2)));
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- int numc = ((basewidth_/decimate_) &~0xf) >> 3;
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-
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- for (int row = 0; row < (((baseheight_/decimate_)&~0xf) >> 1); row++) {
|
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- 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;
|
|
+ }
|
|
}
|