22 |
|
#include <X11/StringDefs.h> |
23 |
|
#include <X11/Intrinsic.h> |
24 |
|
#include <X11/Shell.h> |
25 |
+ |
#include <X11/cursorfont.h> |
26 |
|
#include <X11/Xaw/Simple.h> |
27 |
|
#include <X11/extensions/XShm.h> |
28 |
|
#include <X11/extensions/Xv.h> |
32 |
|
|
33 |
|
const int PAL_WIDTH = 384; |
34 |
|
const int PAL_HEIGHT = 288; |
35 |
< |
const int NTSC_WIDTH = 320; |
35 |
> |
const int NTSC_WIDTH = 360; |
36 |
|
const int NTSC_HEIGHT = 240; |
37 |
|
|
38 |
< |
static int grab_width, grab_height; |
38 |
> |
static int grab_width = -1, grab_height; |
39 |
|
static int image_width, image_height; |
40 |
|
static int win_width, win_height; |
41 |
|
|
42 |
< |
const int PAL_FPS = 50; |
43 |
< |
const int NTSC_FPS = 60; |
42 |
> |
const double PAL_FPS = 50.0; |
43 |
> |
const double NTSC_FPS = 59.94; |
44 |
|
|
45 |
< |
static int fps; |
45 |
> |
static double fps; |
46 |
|
|
47 |
|
static int brightness = 50, contrast = 50, color = 50; |
48 |
|
|
285 |
|
|
286 |
|
now = GetTicks_usec(); |
287 |
|
uint64 elapsed = now - prev; |
288 |
< |
int64 delay = 1000000 / fps - (now - prev); |
288 |
> |
int64 delay = int64(1000000.0 / fps) - (now - prev); |
289 |
|
#if LOGGING |
290 |
|
fprintf(log, "elapsed %Ld usec, delay %Ld usec\n", elapsed, delay); |
291 |
|
#endif |
322 |
|
{"help", 0, 0, 'h'}, |
323 |
|
{"ntsc", 0, 0, 'n'}, |
324 |
|
{"port", 1, 0, 'p'}, |
325 |
+ |
{"width", 1, 0, 'w'}, |
326 |
|
{NULL, 0, 0, 0} |
327 |
|
}; |
328 |
|
|
333 |
|
// Parse options |
334 |
|
for (;;) { |
335 |
|
int c; |
336 |
< |
if ((c = getopt_long(argc, argv, "hnp:", long_opts,NULL)) == -1) |
336 |
> |
if ((c = getopt_long(argc, argv, "hnp:w:", long_opts,NULL)) == -1) |
337 |
|
break; |
338 |
|
|
339 |
|
switch (c) { |
345 |
|
case 'p': |
346 |
|
port = atoi(optarg); |
347 |
|
break; |
348 |
+ |
case 'w': |
349 |
+ |
grab_width = atoi(optarg); |
350 |
+ |
break; |
351 |
|
case 'h': |
352 |
|
default: |
353 |
|
fprintf(stderr, |
354 |
|
"50/60Hz video display application\n\n" |
355 |
|
"Options:\n" |
356 |
< |
" -h | --help this text\n" |
357 |
< |
" -n | --ntsc NTSC mode\n" |
358 |
< |
" -p | --port n Xv output port\n\n" |
356 |
> |
" -h | --help this text\n" |
357 |
> |
" -n | --ntsc NTSC mode\n" |
358 |
> |
" -p | --port n Xv output port\n" |
359 |
> |
" -w | --width n image width\n\n" |
360 |
|
"Keyboard commands:\n" |
361 |
|
" q quit\n" |
362 |
|
" 1/2 select channel\n" |
377 |
|
XtOverrideTranslations(app_shell, XtParseTranslationTable( |
378 |
|
"<Message>WM_PROTOCOLS: quit()\n" |
379 |
|
"<Key>q: quit()\n" |
380 |
+ |
"<Key>Escape: quit()\n" |
381 |
|
"<Key>1: select_channel_1()\n" |
382 |
|
"<Key>2: select_channel_2()\n" |
383 |
|
"<Key>KP_7: inc_brightness()\n" |
438 |
|
|
439 |
|
// Set grab and window dimensions |
440 |
|
if (ntsc) { |
441 |
< |
grab_width = NTSC_WIDTH; |
441 |
> |
if (grab_width == -1) |
442 |
> |
grab_width = NTSC_WIDTH; |
443 |
|
grab_height = NTSC_HEIGHT; |
444 |
|
fps = NTSC_FPS; |
445 |
|
} else { |
446 |
< |
grab_width = PAL_WIDTH; |
446 |
> |
if (grab_width == -1) |
447 |
> |
grab_width = PAL_WIDTH; |
448 |
|
grab_height = PAL_HEIGHT; |
449 |
|
fps = PAL_FPS; |
450 |
|
} |
465 |
|
XtRealizeWidget(app_shell); |
466 |
|
XtVaSetValues(app_shell, |
467 |
|
XtNtitle, "mintv", |
468 |
+ |
XtNinput, True, |
469 |
|
NULL |
470 |
|
); |
471 |
< |
XSetWMProtocols(XtDisplay(app_shell), XtWindow(app_shell), &wm, 1); |
471 |
> |
XSetWMProtocols(dpy, XtWindow(app_shell), &wm, 1); |
472 |
|
gc = XCreateGC(dpy, XtWindow(video), 0, NULL); |
473 |
|
|
474 |
+ |
// Hide cursor |
475 |
+ |
Colormap cmap = DefaultColormap(dpy, DefaultScreen(dpy)); |
476 |
+ |
XColor black; |
477 |
+ |
XParseColor(dpy, cmap, "#000000", &black); |
478 |
+ |
XAllocColor(dpy, cmap, &black); |
479 |
+ |
static char null_data[] = {0, 0, 0, 0, 0, 0, 0, 0}; |
480 |
+ |
Pixmap null_pixmap = XCreateBitmapFromData(dpy, XtWindow(video), null_data, 8, 8); |
481 |
+ |
Cursor null_cursor = XCreatePixmapCursor(dpy, null_pixmap, null_pixmap, &black, &black, 0, 0); |
482 |
+ |
XDefineCursor(dpy, XtWindow(video), null_cursor); |
483 |
+ |
|
484 |
|
// Set image format |
485 |
|
unsigned format = XV_FORMAT; |
486 |
|
|