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