[no ci] add go2rtc package (#1204)

Co-authored-by: Signor Pellegrino <68112357+FlyRouter@users.noreply.github.com>

general/package/Config.in

@@ -109,3 +109,4 @@ source "$BR2_EXTERNAL_GENERAL_PATH/package/xiongmai-osdrv-xm530/Config.in"
 source "$BR2_EXTERNAL_GENERAL_PATH/package/xmdp/Config.in"
 source "$BR2_EXTERNAL_GENERAL_PATH/package/yaml-cli/Config.in"
 source "$BR2_EXTERNAL_GENERAL_PATH/package/zerotier-one/Config.in"
+source "$BR2_EXTERNAL_GENERAL_PATH/package/go2rtc/Config.in"

general/package/go2rtc/Config.in

@@ -0,0 +1,7 @@
+config BR2_PACKAGE_GO2RTC
+	bool "go2rtc streamer"
+	default n
+	help
+	  Ultimate camera streaming application with support RTSP, WebRTC, HomeKit, FFmpeg, RTMP, etc.
+	  Note: Binary will be UPX Compressed, binary size ~3.4mb
+	  https://github.com/AlexxIT/go2rtc

general/package/go2rtc/files/go2rtc.yaml

@@ -0,0 +1,20 @@
+log:
+  level: info  # default level
+  api: trace
+  exec: debug
+  ngrok: info
+  rtsp: warn
+  streams: error
+  webrtc: fatal
+
+rtsp:
+  listen: ":8553"
+
+webrtc:
+  candidates:
+    - stun:8555
+
+streams:
+  openipc_jpeg: http://username:password@127.0.0.1/image.jpg
+  openipc_rtsp-1: rtsp://username:password@127.0.0.1/stream=0
+  openipc_rtsp-2: rtsp://username:password@127.0.0.1/stream=1

general/package/go2rtc/go2rtc.mk

@@ -0,0 +1,43 @@
+################################################################################
+#
+# go2rtc
+#
+################################################################################
+
+GO2RTC_VERSION = master
+GO2RTC_SITE = $(call github,AlexxIT,go2rtc,$(GO2RTC_VERSION))
+GO2RTC_LICENSE = MIT
+GO2RTC_LICENSE_FILES = LICENSE
+
+GO2RTC_INSTALL_TARGET = YES
+
+GO2RTC_DEPENDENCIES = host-go host-upx
+GO2RTC_GO_LDFLAGS = -s -w
+
+define GO2RTC_BUILD_CMDS
+	GOARCH=$$( \
+		case $(BR2_ARCH) in \
+			x86) echo 386 ;; \
+			x86_64) echo amd64 ;; \
+			arm) echo arm ;; \
+			aarch64) echo arm64 ;; \
+			mips) echo mips ;; \
+			mipsel) echo mipsle ;; \
+			*) echo "Unsupported architecture: $(BR2_ARCH)" && exit 1 ;; \
+		esac \
+	); \
+	echo "Building for GOARCH: $$GOARCH"; \
+		(cd $(@D); \
+		CGO_ENABLED=0 \
+		GOOS=linux \
+		GOARCH=$$GOARCH \
+		go build -ldflags "$(GO2RTC_GO_LDFLAGS)")
+endef
+
+define GO2RTC_INSTALL_TARGET_CMDS
+	$(INSTALL) -D -m 0755 $(@D)/go2rtc $(TARGET_DIR)/usr/bin/go2rtc
+	upx --best --lzma $(TARGET_DIR)/usr/bin/go2rtc
+	$(INSTALL) -m 644 -t $(TARGET_DIR)/etc/ $(GO2RTC_PKGDIR)/files/go2rtc.yaml
+endef
+
+$(eval $(golang-package))