138 lines
4.7 KiB
C++
138 lines
4.7 KiB
C++
/*************************************************************************/
|
|
/* audio_stream_ogg_vorbis.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2018 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 AUDIO_STREAM_OGG_VORBIS_H
|
|
#define AUDIO_STREAM_OGG_VORBIS_H
|
|
|
|
#include "io/resource_loader.h"
|
|
#include "os/file_access.h"
|
|
#include "os/thread_safe.h"
|
|
#include "scene/resources/audio_stream.h"
|
|
|
|
#include <vorbis/vorbisfile.h>
|
|
|
|
class AudioStreamPlaybackOGGVorbis : public AudioStreamPlayback {
|
|
|
|
GDCLASS(AudioStreamPlaybackOGGVorbis, AudioStreamPlayback);
|
|
|
|
enum {
|
|
MIN_MIX = 1024
|
|
};
|
|
|
|
FileAccess *f;
|
|
|
|
ov_callbacks _ov_callbacks;
|
|
float length;
|
|
static size_t _ov_read_func(void *p_dst, size_t p_data, size_t p_count, void *_f);
|
|
static int _ov_seek_func(void *_f, ogg_int64_t offs, int whence);
|
|
static int _ov_close_func(void *_f);
|
|
static long _ov_tell_func(void *_f);
|
|
|
|
String file;
|
|
int64_t frames_mixed;
|
|
|
|
bool stream_loaded;
|
|
volatile bool playing;
|
|
OggVorbis_File vf;
|
|
int stream_channels;
|
|
int stream_srate;
|
|
int current_section;
|
|
|
|
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;
|
|
|
|
virtual void set_loop_restart_time(float p_time) { loop_restart_time = p_time; }
|
|
|
|
virtual void set_paused(bool p_paused);
|
|
virtual bool is_paused() const;
|
|
|
|
virtual void set_loop(bool p_enable);
|
|
virtual bool has_loop() const;
|
|
|
|
virtual float get_length() const;
|
|
|
|
virtual String get_stream_name() const;
|
|
|
|
virtual int get_loop_count() const;
|
|
|
|
virtual float get_playback_position() const;
|
|
virtual void seek(float p_time);
|
|
|
|
virtual int get_channels() const { return stream_channels; }
|
|
virtual int get_mix_rate() const { return stream_srate; }
|
|
|
|
virtual int get_minimum_buffer_size() const { return 0; }
|
|
virtual int mix(int16_t *p_buffer, int p_frames);
|
|
|
|
AudioStreamPlaybackOGGVorbis();
|
|
~AudioStreamPlaybackOGGVorbis();
|
|
};
|
|
|
|
class AudioStreamOGGVorbis : public AudioStream {
|
|
|
|
GDCLASS(AudioStreamOGGVorbis, AudioStream);
|
|
|
|
String file;
|
|
|
|
public:
|
|
Ref<AudioStreamPlayback> instance_playback() {
|
|
Ref<AudioStreamPlaybackOGGVorbis> pb = memnew(AudioStreamPlaybackOGGVorbis);
|
|
pb->set_file(file);
|
|
return pb;
|
|
}
|
|
|
|
void set_file(const String &p_file) { file = p_file; }
|
|
};
|
|
|
|
class ResourceFormatLoaderAudioStreamOGGVorbis : 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_OGG_H
|