150 lines
5.1 KiB
C++
150 lines
5.1 KiB
C++
/*************************************************************************/
|
|
/* audio_stream_speex.h */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2020 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_SPEEX_H
|
|
#define AUDIO_STREAM_SPEEX_H
|
|
|
|
#include "io/resource_loader.h"
|
|
#include "os/file_access.h"
|
|
#include "os/thread_safe.h"
|
|
#include "scene/resources/audio_stream.h"
|
|
|
|
#include <speex/speex.h>
|
|
#include <speex/speex_callbacks.h>
|
|
#include <speex/speex_header.h>
|
|
#include <speex/speex_stereo.h>
|
|
// (akien) Prevents unbundling properly, but it's only for 2.1.x as speex
|
|
// is dropped in 3.0+, so don't want to lose too much time on this.
|
|
// Needed for speex_free (internal).
|
|
#include "thirdparty/speex/os_support.h"
|
|
|
|
#include <ogg/ogg.h>
|
|
|
|
class AudioStreamPlaybackSpeex : public AudioStreamPlayback {
|
|
|
|
OBJ_TYPE(AudioStreamPlaybackSpeex, AudioStreamPlayback);
|
|
|
|
void *st;
|
|
SpeexBits bits;
|
|
Vector<uint8_t> data;
|
|
int read_ofs;
|
|
bool active;
|
|
String filename;
|
|
int loop_count;
|
|
bool loops;
|
|
int page_size;
|
|
bool playing;
|
|
bool packets_available;
|
|
|
|
void unload();
|
|
void reload();
|
|
|
|
ogg_sync_state oy;
|
|
ogg_page og;
|
|
ogg_packet op;
|
|
ogg_stream_state os;
|
|
int nframes;
|
|
int frame_size;
|
|
int packet_no;
|
|
|
|
ogg_int64_t page_granule, last_granule;
|
|
int skip_samples, page_nb_packets;
|
|
int stream_channels;
|
|
int stream_srate;
|
|
int stream_minbuff_size;
|
|
|
|
void *process_header(ogg_packet *op, int *frame_size, int *rate, int *nframes, int *channels, int *extra_headers);
|
|
|
|
static void _bind_methods();
|
|
|
|
protected:
|
|
//virtual bool _can_mix() const;
|
|
|
|
Dictionary _get_bundled() const;
|
|
void _set_bundled(const Dictionary &dict);
|
|
|
|
public:
|
|
void set_data(const Vector<uint8_t> &p_data);
|
|
|
|
virtual void play(float p_from_pos = 0);
|
|
virtual void stop();
|
|
virtual bool is_playing() 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_pos() const;
|
|
virtual void seek_pos(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 stream_minbuff_size; }
|
|
virtual int mix(int16_t *p_bufer, int p_frames);
|
|
|
|
virtual void set_loop_restart_time(float p_time) {} //no loop restart, ignore
|
|
|
|
AudioStreamPlaybackSpeex();
|
|
~AudioStreamPlaybackSpeex();
|
|
};
|
|
|
|
class AudioStreamSpeex : public AudioStream {
|
|
|
|
OBJ_TYPE(AudioStreamSpeex, AudioStream);
|
|
|
|
Vector<uint8_t> data;
|
|
String file;
|
|
|
|
public:
|
|
Ref<AudioStreamPlayback> instance_playback() {
|
|
Ref<AudioStreamPlaybackSpeex> pb = memnew(AudioStreamPlaybackSpeex);
|
|
pb->set_data(data);
|
|
return pb;
|
|
}
|
|
|
|
void set_file(const String &p_file);
|
|
};
|
|
|
|
class ResourceFormatLoaderAudioStreamSpeex : 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_SPEEX_H
|