godot/scene/resources/audio_stream.h
2014-02-09 22:10:30 -03:00

103 lines
3.7 KiB
C++

/*************************************************************************/
/* audio_stream.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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 AUDIO_STREAM_H
#define AUDIO_STREAM_H
#include "resource.h"
#include "servers/audio_server.h"
#include "scene/resources/audio_stream.h"
class AudioStream : public Resource {
OBJ_TYPE( AudioStream, Resource );
OBJ_SAVE_TYPE( AudioStream ); //children are all saved as AudioStream, so they can be exchanged
friend class InternalAudioStream;
struct InternalAudioStream : public AudioServer::AudioStream {
::AudioStream *owner;
virtual int get_channel_count() const;
virtual void set_mix_rate(int p_rate); //notify the stream of the mix rate
virtual bool mix(int32_t *p_buffer,int p_frames);
virtual bool can_update_mt() const;
virtual void update();
};
int _mix_rate;
InternalAudioStream *internal_audio_stream;
protected:
_FORCE_INLINE_ int get_mix_rate() const { return _mix_rate; }
virtual int get_channel_count() const=0;
virtual bool mix(int32_t *p_buffer, int p_frames)=0;
static void _bind_methods();
public:
enum UpdateMode {
UPDATE_NONE,
UPDATE_IDLE,
UPDATE_THREAD
};
AudioServer::AudioStream *get_audio_stream();
virtual void play()=0;
virtual void stop()=0;
virtual bool is_playing() const=0;
virtual void set_paused(bool p_paused)=0;
virtual bool is_paused(bool p_paused) const=0;
virtual void set_loop(bool p_enable)=0;
virtual bool has_loop() const=0;
virtual float get_length() const=0;
virtual String get_stream_name() const=0;
virtual int get_loop_count() const=0;
virtual float get_pos() const=0;
virtual void seek_pos(float p_time)=0;
virtual UpdateMode get_update_mode() const=0;
virtual void update()=0;
AudioStream();
~AudioStream();
};
VARIANT_ENUM_CAST( AudioStream::UpdateMode );
#endif // AUDIO_STREAM_H