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$NetBSD: patch-third__party_libwebrtc_modules_video__capture_linux_device__info__linux.cc,v 1.1 2022/07/17 08:08:56 wiz Exp $
* Fix buiuld under NetBSD.
NetBSD's sys/videoio.h does not have v4l2_capability.device_caps
and video capture does not work for me anyway.
--- third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc.orig 2021-05-20 21:30:20.000000000 +0000
+++ third_party/libwebrtc/modules/video_capture/linux/device_info_linux.cc
@@ -207,10 +207,12 @@ uint32_t DeviceInfoLinux::NumberOfDevice
sprintf(device, "/dev/video%d", n);
if ((fd = open(device, O_RDONLY)) != -1) {
// query device capabilities and make sure this is a video capture device
+#if !defined(__NetBSD__)
if (ioctl(fd, VIDIOC_QUERYCAP, &cap) < 0 || !IsVideoCaptureDevice(&cap)) {
close(fd);
continue;
}
+#endif
close(fd);
count++;
@@ -241,10 +243,12 @@ int32_t DeviceInfoLinux::GetDeviceName(u
sprintf(device, "/dev/video%d", device_index);
if ((fd = open(device, O_RDONLY)) != -1) {
// query device capabilities and make sure this is a video capture device
+#if !defined(__NetBSD__)
if (ioctl(fd, VIDIOC_QUERYCAP, &cap) < 0 || !IsVideoCaptureDevice(&cap)) {
close(fd);
continue;
}
+#endif
if (count == deviceNumber) {
// Found the device
found = true;
@@ -328,10 +332,12 @@ int32_t DeviceInfoLinux::CreateCapabilit
struct v4l2_capability cap;
if (ioctl(fd, VIDIOC_QUERYCAP, &cap) == 0) {
// skip devices without video capture capability
+#if !defined(__NetBSD__)
if (!IsVideoCaptureDevice(&cap)) {
close(fd);
continue;
}
+#endif
if (cap.bus_info[0] != 0) {
if (strncmp((const char*)cap.bus_info, (const char*)deviceUniqueIdUTF8,
@@ -384,6 +390,7 @@ bool DeviceInfoLinux::IsDeviceNameMatche
return false;
}
+#ifndef __NetBSD__
bool DeviceInfoLinux::IsVideoCaptureDevice(struct v4l2_capability* cap)
{
if (cap->capabilities & V4L2_CAP_DEVICE_CAPS) {
@@ -392,6 +399,7 @@ bool DeviceInfoLinux::IsVideoCaptureDevi
return cap->capabilities & V4L2_CAP_VIDEO_CAPTURE;
}
}
+#endif
int32_t DeviceInfoLinux::FillCapabilities(int fd) {
// set image format
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