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/*************************************************************************/
/* cp_sample_manager.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2017 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef CP_SAMPLE_MANAGER_H
#define CP_SAMPLE_MANAGER_H
#include "cp_config.h"
#include "cp_sample_defs.h"
/**
@author Juan Linietsky
*/
/* abstract base CPSample_ID class */
struct CPSample_ID {
void *_private;
bool operator==(const CPSample_ID &p_other) const { return _private == p_other._private; }
bool operator!=(const CPSample_ID &p_other) const { return _private != p_other._private; }
bool is_null() const { return _private == 0; }
CPSample_ID(void *p_private = 0) { _private = p_private; };
};
class CPSampleManager {
static CPSampleManager *singleton;
public:
/* get the singleton instance */
static CPSampleManager *get_singleton();
virtual void copy_to(CPSample_ID p_from, CPSample_ID &p_to); ///< if p_to is null, it gets created
virtual CPSample_ID create(bool p_16bits, bool p_stereo, int32_t p_len) = 0;
virtual void recreate(CPSample_ID p_id, bool p_16bits, bool p_stereo, int32_t p_len) = 0;
virtual void destroy(CPSample_ID p_id) = 0;
virtual bool check(CPSample_ID p_id) = 0; // return false if invalid
virtual void set_c5_freq(CPSample_ID p_id, int32_t p_freq) = 0;
virtual void set_loop_begin(CPSample_ID p_id, int32_t p_begin) = 0;
virtual void set_loop_end(CPSample_ID p_id, int32_t p_end) = 0;
virtual void set_loop_type(CPSample_ID p_id, CPSample_Loop_Type p_type) = 0;
virtual void set_chunk(CPSample_ID p_id, int32_t p_index, void *p_data, int p_data_len) = 0;
virtual int32_t get_loop_begin(CPSample_ID p_id) = 0;
virtual int32_t get_loop_end(CPSample_ID p_id) = 0;
virtual CPSample_Loop_Type get_loop_type(CPSample_ID p_id) = 0;
virtual int32_t get_c5_freq(CPSample_ID p_id) = 0;
virtual int32_t get_size(CPSample_ID p_id) = 0;
virtual bool is_16bits(CPSample_ID p_id) = 0;
virtual bool is_stereo(CPSample_ID p_id) = 0;
virtual bool lock_data(CPSample_ID p_id) = 0;
virtual void *get_data(CPSample_ID p_id) = 0; /* WARNING: Not all sample managers
may be able to implement this, it depends on the mixer in use! */
virtual int16_t get_data(CPSample_ID p_id, int p_sample, int p_channel = 0) = 0; /// Does not need locking
virtual void set_data(CPSample_ID p_id, int p_sample, int16_t p_data, int p_channel = 0) = 0; /// Does not need locking
virtual void unlock_data(CPSample_ID p_id) = 0;
virtual void get_chunk(CPSample_ID p_id, int32_t p_index, void *p_data, int p_data_len) = 0;
CPSampleManager();
virtual ~CPSampleManager() {}
};
#endif
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