141 lines
4.8 KiB
C++
141 lines
4.8 KiB
C++
/*************************************************************************/
|
|
/* audio_stream_opus.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */
|
|
/* */
|
|
/* Author: George Marques <george@gmarqu.es> */
|
|
/* */
|
|
/* 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_OPUS_H
|
|
#define AUDIO_STREAM_OPUS_H
|
|
|
|
#include "io/resource_loader.h"
|
|
#include "os/file_access.h"
|
|
#include "scene/resources/audio_stream.h"
|
|
|
|
#include <opus/opusfile.h>
|
|
|
|
class AudioStreamPlaybackOpus : public AudioStreamPlayback {
|
|
|
|
OBJ_TYPE(AudioStreamPlaybackOpus,AudioStreamPlayback)
|
|
|
|
enum {
|
|
MIN_MIX=1024
|
|
};
|
|
|
|
FileAccess *f;
|
|
|
|
OpusFileCallbacks _op_callbacks;
|
|
float length;
|
|
static int _op_read_func(void *_stream, unsigned char *_ptr, int _nbytes);
|
|
static int _op_seek_func(void *_stream, opus_int64 _offset, int _whence);
|
|
static int _op_close_func(void *_stream);
|
|
static opus_int64 _op_tell_func(void *_stream);
|
|
static const float osrate;
|
|
|
|
String file;
|
|
int64_t frames_mixed;
|
|
|
|
bool stream_loaded;
|
|
volatile bool playing;
|
|
OggOpusFile *opus_file;
|
|
int stream_channels;
|
|
int current_section;
|
|
int pre_skip;
|
|
|
|
bool paused;
|
|
bool loops;
|
|
int repeats;
|
|
|
|
Error _load_stream();
|
|
void _clear_stream();
|
|
void _close_file();
|
|
|
|
bool stream_valid;
|
|
float loop_restart_time;
|
|
|
|
public:
|
|
Error set_file(const String& p_file);
|
|
|
|
virtual void play(float p_from=0);
|
|
virtual void stop();
|
|
virtual bool is_playing() const { return playing; }
|
|
|
|
virtual void set_loop_restart_time(float p_time) { loop_restart_time=p_time; }
|
|
|
|
virtual void set_paused(bool p_paused) { paused=p_paused; }
|
|
virtual bool is_paused() const { return paused; }
|
|
|
|
virtual void set_loop(bool p_enable) { loops=p_enable; }
|
|
virtual bool has_loop() const {return loops; }
|
|
|
|
virtual float get_length() const;
|
|
|
|
virtual String get_stream_name() const { return ""; }
|
|
|
|
virtual int get_loop_count() const { return repeats; }
|
|
|
|
virtual float get_pos() const;
|
|
virtual void seek_pos(float p_time);
|
|
|
|
virtual int get_channels() const { return stream_channels; }
|
|
virtual int get_mix_rate() const { return osrate; }
|
|
|
|
virtual int get_minimum_buffer_size() const;
|
|
|
|
virtual int mix(int16_t* p_bufer,int p_frames);
|
|
|
|
AudioStreamPlaybackOpus();
|
|
~AudioStreamPlaybackOpus();
|
|
};
|
|
|
|
|
|
class AudioStreamOpus: public AudioStream {
|
|
|
|
OBJ_TYPE(AudioStreamOpus,AudioStream)
|
|
|
|
String file;
|
|
public:
|
|
|
|
Ref<AudioStreamPlayback> instance_playback() {
|
|
Ref<AudioStreamPlaybackOpus> pb = memnew( AudioStreamPlaybackOpus );
|
|
pb->set_file(file);
|
|
return pb;
|
|
}
|
|
|
|
void set_file(const String& p_file) { file=p_file; }
|
|
|
|
};
|
|
|
|
class ResourceFormatLoaderAudioStreamOpus: public ResourceFormatLoader {
|
|
public:
|
|
virtual RES load(const String &p_path,const String& p_original_path="",Error *r_error=NULL);
|
|
virtual void get_recognized_extensions(List<String> *p_extensions) const;
|
|
virtual bool handles_type(const String& p_type) const;
|
|
virtual String get_resource_type(const String &p_path) const;
|
|
};
|
|
|
|
#endif // AUDIO_STREAM_OPUS_H
|