PapaTutuWawa/gpu-screen-recorder
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Attempt to make active card detection more robust

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This commit is contained in:
dec05eba 2023-07-10 01:29:43 +02:00
parent f38ed36271
commit d6d17e55e0
1 changed files with 25 additions and 7 deletions
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32
src/utils.c
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@ -4,8 +4,9 @@
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
#include <unistd.h> #include <unistd.h>
#include <xf86drmMode.h>
#include <fcntl.h> #include <fcntl.h>
#include <xf86drmMode.h>
#include <xf86drm.h>
double clock_get_monotonic_seconds(void) { double clock_get_monotonic_seconds(void) {
struct timespec ts; struct timespec ts;
@ -115,15 +116,32 @@ bool gsr_get_valid_card_path(char *output) {
if(fd == -1) if(fd == -1)
continue; continue;
bool is_display_card = false; drmSetClientCap(fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1);
drmModeResPtr resources = drmModeGetResources(fd);
if(resources) { drmModePlaneResPtr planes = drmModeGetPlaneResources(fd);
is_display_card = true; if(!planes) {
drmModeFreeResources(resources); close(fd);
continue;
} }
bool found_screen_card = false;
for(uint32_t i = 0; i < planes->count_planes; ++i) {
drmModePlanePtr plane = drmModeGetPlane(fd, planes->planes[i]);
if(!plane)
continue;
if(plane->fb_id)
found_screen_card = true;
drmModeFreePlane(plane);
if(found_screen_card)
break;
}
close(fd); close(fd);
if(is_display_card) if(found_screen_card)
return true; return true;
} }
return false; return false;