latest SDK

foobar2000/helpers/seekabilizer.h

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+#pragma once
+
+class seekabilizer_backbuffer
+{
+public:
+	void initialize(t_size p_size);
+	void write(const void * p_buffer,t_size p_bytes);
+	void read(t_size p_backlogdepth,void * p_buffer,t_size p_bytes) const;
+	t_size get_depth() const;
+	void reset();
+	t_size get_max_depth() const;
+private:
+	pfc::array_t<t_uint8> m_buffer;
+	t_size m_depth,m_cursor;
+};
+
+class seekabilizer : public file_readonly {
+public:
+	void initialize(service_ptr_t<file> p_base,t_size p_buffer_size,abort_callback & p_abort);
+	
+	static void g_seekabilize(service_ptr_t<file> & p_reader,t_size p_buffer_size,abort_callback & p_abort);
+
+	t_size read(void * p_buffer,t_size p_bytes,abort_callback & p_abort);
+	t_filesize get_size(abort_callback & p_abort);
+	t_filesize get_position(abort_callback & p_abort);
+	void seek(t_filesize p_position,abort_callback & p_abort);
+	bool can_seek();
+	bool get_content_type(pfc::string_base & p_out);
+	bool is_in_memory();
+	void on_idle(abort_callback & p_abort);
+	t_filetimestamp get_timestamp(abort_callback & p_abort);
+	void reopen(abort_callback & p_abort);
+	bool is_remote();
+private:
+	service_ptr_t<file> m_file;
+	seekabilizer_backbuffer m_buffer;
+	t_filesize m_size,m_position,m_position_base;
+};