WIP

lib/micro-rtsp-server/include/micro_rtsp_server.h

@@ -0,0 +1,74 @@
+#pragma once
+
+#include <WiFiServer.h>
+#include <micro_rtsp_source.h>
+#include <vector>
+#include <list>
+
+class micro_rtsp_server : public WiFiServer
+{
+public:
+	micro_rtsp_server(micro_rtsp_source *source, unsigned frame_interval = 100, unsigned short port = 554);
+	~micro_rtsp_server();
+
+	void loop();
+
+	unsigned get_frame_interval() { return frame_interval_; }
+	unsigned set_frame_interval(unsigned value) { return frame_interval_ = value; }
+
+	size_t clients() { return clients_.size(); }
+
+	class rtsp_client
+	{
+	public:
+		rtsp_client(const WiFiClient &wifi_client);
+		void handle_request();
+
+	private:
+		enum rtsp_command
+		{
+			rtsp_command_unknown,
+			rtsp_command_option,  // OPTIONS
+			rtsp_command_describe, // DESCRIBE
+			rtsp_command_setup,	   // SETUP
+			rtsp_command_play,	   // PLAY
+			rtsp_command_teardown  // TEARDOWN
+		};
+
+		rtsp_command parse_command(const String& request);
+		unsigned long parse_cseq(const String& request);
+		bool parse_stream_url(const String& request);
+
+		int parse_client_port(const String& request);
+
+
+		WiFiClient wifi_client_;
+
+		bool tcp_transport_;
+
+		String host_url_;
+		unsigned short host_port_;
+		String stream_name_;
+		uint stream_id_;
+
+		unsigned short rtp_port_;
+		// enum rtsp_state state_;
+
+		String date_header();
+
+		void handle_option(unsigned long cseq);
+		void handle_describe(unsigned long cseq, const String& stream_url);
+		void handle_setup(unsigned long cseq, const String& stream_url);
+		void handle_play();
+		void handle_teardown();
+	};
+
+private:
+	micro_rtsp_source *source_;
+
+	unsigned frame_interval_;
+	unsigned long next_frame_update_;
+
+	unsigned long next_check_client_;
+	std::list<rtsp_client *> clients_;
+};

lib/micro-rtsp-server/include/micro_rtsp_source.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdint.h>
+
+class micro_rtsp_source
+{
+public:
+    virtual void update_frame();
+
+    virtual uint8_t *data() const = 0;
+    virtual size_t width() const = 0;
+    virtual size_t height() const = 0;
+    virtual size_t size() const = 0;
+};

lib/micro-rtsp-server/include/micro_rtsp_source_camera.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include <micro_rtsp_source.h>
+
+#include <esp_camera.h>
+
+class micro_rtsp_source_camera : public micro_rtsp_source
+{
+public:
+    micro_rtsp_source_camera();
+    virtual ~micro_rtsp_source_camera();
+
+    esp_err_t initialize(camera_config_t *camera_config);
+    esp_err_t deinitialize();
+    // sensor_t* esp_camera_sensor_get();
+
+    void update_frame();
+
+    uint8_t *data() const { return fb->buf; }
+    size_t width() const { return fb->width; }
+    size_t height() const { return fb->height; }
+    size_t size() const { return fb->len; }
+
+private:
+    esp_err_t init_result;
+    camera_fb_t *fb;
+};