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armbox: fix get blank

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This commit is contained in:
TangoCash
2017-10-28 22:16:28 +02:00
parent b443fa07ac
commit 564e40bd72
1 changed files with 3 additions and 27 deletions
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30
libarmbox/video.cpp
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@@ -560,33 +560,9 @@ void cVideo::Standby(unsigned int bOn)
int cVideo::getBlank(void) int cVideo::getBlank(void)
{ {
static unsigned int lastcount = 0; int ret = proc_get_hex(VMPEG_xres[devnum]);
unsigned int count = 0; lt_debug("%s => %d\n", __func__, !ret);
size_t n = 0; return !ret;
ssize_t r;
char *line = NULL;
/* hack: the "mailbox" irq is not increasing if
* no audio or video is decoded... */
FILE *f = fopen("/proc/interrupts", "r");
if (! f) /* huh? */
return 0;
while ((r = getline(&line, &n, f)) != -1)
{
if (r <= (ssize_t) strlen("mailbox")) /* should not happen... */
continue;
line[r - 1] = 0; /* remove \n */
if (!strcmp(&line[r - 1 - strlen("mailbox")], "mailbox"))
{
count = atoi(line + 5);
break;
}
}
free(line);
fclose(f);
int ret = (count == lastcount); /* no new decode -> return 1 */
lt_debug("#%d: %s: %d (irq++: %d)\n", devnum, __func__, ret, count - lastcount);
lastcount = count;
return ret;
} }
void cVideo::Pig(int x, int y, int w, int h, int osd_w, int osd_h, int startx, int starty, int endx, int endy) void cVideo::Pig(int x, int y, int w, int h, int osd_w, int osd_h, int startx, int starty, int endx, int endy)