X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=input.h;fp=input.h;h=c293071ecfa7a9f7aae9562905841cac690dc040;hp=0000000000000000000000000000000000000000;hb=519ddcdf0458032a2024d7acc57642fe27829dc0;hpb=97bdb597d4847308ce9d6982505b56a3a09e930b

diff --git a/input.h b/input.h
new file mode 100644
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--- /dev/null
+++ b/input.h
@@ -0,0 +1,38 @@
+#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);
+
+	// 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);
+
+	// Drops <num_bytes> bytes from the head of <pending_data>,
+	// and outputs a warning.
+	void drop_pending_data(size_t num_bytes);
+
+	std::string stream_id;
+
+	// 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;
+};
+
+#endif  // !defined(_INPUT_H)