Merge pull request #913 from robvanoostenrijk/master

Added FreeBSD binaries

.github/workflows/build.yml

@@ -98,6 +98,20 @@ jobs:
         uses: actions/upload-artifact@v4
         with: { name: go2rtc_mac_arm64, path: go2rtc }
 
+      - name: Build go2rtc_freebsd_amd64
+        env: { GOOS: freebsd, GOARCH: amd64 }
+        run: go build -ldflags "-s -w" -trimpath
+      - name: Upload go2rtc_freebsd_amd64
+        uses: actions/upload-artifact@v3
+        with: { name: go2rtc_freebsd_amd64, path: go2rtc }
+
+      - name: Build go2rtc_freebsd_arm64
+        env: { GOOS: freebsd, GOARCH: arm64 }
+        run: go build -ldflags "-s -w" -trimpath
+      - name: Upload go2rtc_freebsd_arm64
+        uses: actions/upload-artifact@v3
+        with: { name: go2rtc_freebsd_arm64, path: go2rtc }
+
   docker-master:
     name: Build docker master
     runs-on: ubuntu-latest

internal/ffmpeg/device/device_freebsd.go

@@ -0,0 +1,97 @@
+package device
+
+import (
+	"net/url"
+	"os"
+	"os/exec"
+	"regexp"
+	"strings"
+
+	"github.com/AlexxIT/go2rtc/internal/api"
+	"github.com/AlexxIT/go2rtc/pkg/core"
+)
+
+func queryToInput(query url.Values) string {
+	if video := query.Get("video"); video != "" {
+		// https://ffmpeg.org/ffmpeg-devices.html#video4linux2_002c-v4l2
+		input := "-f v4l2"
+
+		for key, value := range query {
+			switch key {
+			case "resolution":
+				input += " -video_size " + value[0]
+			case "video_size", "pixel_format", "input_format", "framerate", "use_libv4l2":
+				input += " -" + key + " " + value[0]
+			}
+		}
+
+		return input + " -i " + indexToItem(videos, video)
+	}
+
+	if audio := query.Get("audio"); audio != "" {
+		input := "-f oss"
+
+		for key, value := range query {
+			switch key {
+			case "channels", "sample_rate":
+				input += " -" + key + " " + value[0]
+			}
+		}
+
+		return input + " -i " + indexToItem(audios, audio)
+	}
+
+	return ""
+}
+
+func initDevices() {
+	files, err := os.ReadDir("/dev")
+	if err != nil {
+		return
+	}
+
+	for _, file := range files {
+		if !strings.HasPrefix(file.Name(), core.KindVideo) {
+			continue
+		}
+
+		name := "/dev/" + file.Name()
+
+		cmd := exec.Command(
+			Bin, "-hide_banner", "-f", "v4l2", "-list_formats", "all", "-i", name,
+		)
+		b, _ := cmd.CombinedOutput()
+
+		// [video4linux2,v4l2 @ 0x860b92280] Raw       :     yuyv422 :           YUYV 4:2:2 : 640x480 160x120 176x144 320x176 320x240 352x288 432x240 544x288 640x360 752x416 800x448 800x600 864x480 960x544 960x720 1024x576 1184x656 1280x720 1280x960
+		// [video4linux2,v4l2 @ 0x860b92280] Compressed:       mjpeg :          Motion-JPEG : 640x480 160x120 176x144 320x176 320x240 352x288 432x240 544x288 640x360 752x416 800x448 800x600 864x480 960x544 960x720 1024x576 1184x656 1280x720 1280x960
+		re := regexp.MustCompile("(Raw *|Compressed): +(.+?) : +(.+?) : (.+)")
+		m := re.FindAllStringSubmatch(string(b), -1)
+		for _, i := range m {
+			size, _, _ := strings.Cut(i[4], " ")
+			stream := &api.Source{
+				Name: i[3],
+				Info: i[4],
+				URL:  "ffmpeg:device?video=" + name + "&input_format=" + i[2] + "&video_size=" + size,
+			}
+
+			if i[1] != "Compressed" {
+				stream.URL += "#video=h264#hardware"
+			}
+
+			videos = append(videos, name)
+			streams = append(streams, stream)
+		}
+	}
+
+	err = exec.Command(Bin, "-f", "oss", "-i", "/dev/dsp", "-t", "1", "-f", "null", "-").Run()
+	if err == nil {
+		stream := &api.Source{
+			Name: "OSS default",
+			Info: " ",
+			URL:  "ffmpeg:device?audio=default&channels=1&sample_rate=16000&#audio=opus",
+		}
+
+		audios = append(audios, "default")
+		streams = append(streams, stream)
+	}
+}

internal/ffmpeg/hardware/hardware_freebsd.go

@@ -0,0 +1,60 @@
+package hardware
+
+import (
+	"runtime"
+
+	"github.com/AlexxIT/go2rtc/internal/api"
+)
+
+const (
+	ProbeV4L2M2MH264 = "-f lavfi -i testsrc2 -t 1 -c h264_v4l2m2m -f null -"
+	ProbeV4L2M2MH265 = "-f lavfi -i testsrc2 -t 1 -c hevc_v4l2m2m -f null -"
+	ProbeRKMPPH264   = "-f lavfi -i testsrc2 -t 1 -c h264_rkmpp_encoder -f null -"
+	ProbeRKMPPH265   = "-f lavfi -i testsrc2 -t 1 -c hevc_rkmpp_encoder -f null -"
+)
+
+func ProbeAll(bin string) []*api.Source {
+	return []*api.Source{
+		{
+			Name: runToString(bin, ProbeV4L2M2MH264),
+			URL:  "ffmpeg:...#video=h264#hardware=" + EngineV4L2M2M,
+		},
+		{
+			Name: runToString(bin, ProbeV4L2M2MH265),
+			URL:  "ffmpeg:...#video=h265#hardware=" + EngineV4L2M2M,
+		},
+		{
+			Name: runToString(bin, ProbeRKMPPH264),
+			URL:  "ffmpeg:...#video=h264#hardware=" + EngineRKMPP,
+		},
+		{
+			Name: runToString(bin, ProbeRKMPPH265),
+			URL:  "ffmpeg:...#video=h265#hardware=" + EngineRKMPP,
+		},
+	}
+}
+
+func ProbeHardware(bin, name string) string {
+	if runtime.GOARCH == "arm64" || runtime.GOARCH == "arm" {
+		switch name {
+		case "h264":
+			if run(bin, ProbeV4L2M2MH264) {
+				return EngineV4L2M2M
+			}
+			if run(bin, ProbeRKMPPH264) {
+				return EngineRKMPP
+			}
+		case "h265":
+			if run(bin, ProbeV4L2M2MH265) {
+				return EngineV4L2M2M
+			}
+			if run(bin, ProbeRKMPPH265) {
+				return EngineRKMPP
+			}
+		}
+
+		return EngineSoftware
+	}
+
+	return EngineSoftware
+}

pkg/mdns/syscall_freebsd.go

@@ -0,0 +1,24 @@
+package mdns
+
+import (
+	"syscall"
+)
+
+func SetsockoptInt(fd uintptr, level, opt int, value int) (err error) {
+	// change SO_REUSEADDR and REUSEPORT flags simultaneously for BSD-like OS
+	// https://github.com/AlexxIT/go2rtc/issues/626
+	// https://stackoverflow.com/questions/14388706/how-do-so-reuseaddr-and-so-reuseport-differ/14388707
+	if opt == syscall.SO_REUSEADDR {
+		if err = syscall.SetsockoptInt(int(fd), level, opt, value); err != nil {
+			return
+		}
+
+		opt = syscall.SO_REUSEPORT
+	}
+
+	return syscall.SetsockoptInt(int(fd), level, opt, value)
+}
+
+func SetsockoptIPMreq(fd uintptr, level, opt int, mreq *syscall.IPMreq) (err error) {
+	return syscall.SetsockoptIPMreq(int(fd), level, opt, mreq)
+}