godot/drivers/speex/audio_stream_speex.h

127 lines
2.8 KiB
C++

#ifndef AUDIO_STREAM_SPEEX_H
#define AUDIO_STREAM_SPEEX_H
#include "scene/resources/audio_stream.h"
#include "speex/speex.h"
#include "os/file_access.h"
#include "io/resource_loader.h"
#include "os/thread_safe.h"
#include <speex/speex.h>
#include <speex/speex_header.h>
#include <speex/speex_stereo.h>
#include <speex/speex_callbacks.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 paused;
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