forked/ustreamer
1
0
Fork 0
mirror of https://github.com/pikvm/ustreamer.git synced 2026-03-03 06:11:42 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fixed #143: Show HDMI info

Browse Source
This commit is contained in:
Maxim Devaev
2022-02-11 19:51:59 +03:00
parent dd4fda6f5d
commit 48826208fd
1 changed files with 16 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
src/ustreamer/device.c
View File

@@ -497,8 +497,22 @@ static int _device_apply_dv_timings(device_s *dev) {
LOG_DEBUG("Calling ioctl(VIDIOC_QUERY_DV_TIMINGS) ...");
if (xioctl(RUN(fd), VIDIOC_QUERY_DV_TIMINGS, &dv) == 0) {
LOG_INFO("Got new DV timings: resolution=%ux%u, pixclk=%llu",
dv.bt.width, dv.bt.height, (unsigned long long)dv.bt.pixelclock); // Issue #11
if (dv.type == V4L2_DV_BT_656_1120) {
// See v4l2_print_dv_timings() in the kernel
unsigned htot = V4L2_DV_BT_FRAME_WIDTH(&dv.bt);
unsigned vtot = V4L2_DV_BT_FRAME_HEIGHT(&dv.bt);
if (dv.bt.interlaced) {
vtot /= 2;
}
unsigned fps = ((htot * vtot) > 0 ? ((100 * (uint64_t)dv.bt.pixelclock)) / (htot * vtot) : 0);
LOG_INFO("Got new DV-timings: %ux%u%s%u.%02u, pixclk=%llu, vsync=%u, hsync=%u",
dv.bt.width, dv.bt.height, (dv.bt.interlaced ? "i" : "p"), fps / 100, fps % 100,
(unsigned long long)dv.bt.pixelclock, dv.bt.vsync, dv.bt.hsync); // See #11 about %llu
} else {
LOG_INFO("Got new DV-timings: %ux%u, pixclk=%llu, vsync=%u, hsync=%u",
dv.bt.width, dv.bt.height,
(unsigned long long)dv.bt.pixelclock, dv.bt.vsync, dv.bt.hsync);
}
LOG_DEBUG("Calling ioctl(VIDIOC_S_DV_TIMINGS) ...");
if (xioctl(RUN(fd), VIDIOC_S_DV_TIMINGS, &dv) < 0) {