#ifndef _INPUT_H
#define _INPUT_H 1
-#include <vector>
#include <string>
-class Input {
-public:
- Input(const std::string &stream_id);
-
- // Connect to the given URL and start streaming.
- // WARNING: Currently this blocks; it does not run in a separate thread!
- void run(const std::string &url);
-
-private:
- // Recovers the this pointer and calls curl_callback().
- static size_t curl_callback_thunk(char *ptr, size_t size, size_t nmemb, void *userdata);
+#include "thread.h"
- // Stores the given data, looks for Metacube blocks (skipping data if needed),
- // and calls process_block() for each one.
- void curl_callback(char *ptr, size_t bytes);
- void process_block(const char *data, uint32_t size, uint32_t flags);
+class Input;
+class InputProto;
- // Drops <num_bytes> bytes from the head of <pending_data>,
- // and outputs a warning.
- void drop_pending_data(size_t num_bytes);
+// Extremely rudimentary URL parsing.
+bool parse_url(const std::string &url, std::string *protocol, std::string *host, std::string *port, std::string *path);
- std::string stream_id;
+// Figure out the right type of input based on the URL, and create a new Input of the right type.
+// Will return NULL if unknown.
+Input *create_input(const std::string &url);
+Input *create_input(const InputProto &serialized);
- // Data we have received but not fully processed yet.
- std::vector<char> pending_data;
-
- // If <pending_data> starts with a Metacube header,
- // this is true.
- bool has_metacube_header;
+class Input : public Thread {
+public:
+ virtual ~Input();
+ virtual InputProto serialize() const = 0;
+ virtual std::string get_url() const = 0;
+ virtual void close_socket() = 0;
+ virtual void add_destination(int stream_index) = 0;
};
#endif // !defined(_INPUT_H)