9741374617
-Fixes long-standing issues regarding to playing a single stream multiple times simultanteously -Fixes wrong-looping, starting, caching, etc. Issues resulting from bad original design -Allows more interesting kinds of streams (stream graphs with streams inside streams!) in the future
127 lines
2.8 KiB
C++
127 lines
2.8 KiB
C++
#ifndef AUDIO_STREAM_SPEEX_H
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#define AUDIO_STREAM_SPEEX_H
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#include "scene/resources/audio_stream.h"
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#include "speex/speex.h"
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#include "os/file_access.h"
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#include "io/resource_loader.h"
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#include "os/thread_safe.h"
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#include <speex/speex.h>
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#include <speex/speex_header.h>
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#include <speex/speex_stereo.h>
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#include <speex/speex_callbacks.h>
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#include <ogg/ogg.h>
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class AudioStreamPlaybackSpeex : public AudioStreamPlayback {
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OBJ_TYPE(AudioStreamPlaybackSpeex, AudioStreamPlayback);
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void *st;
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SpeexBits bits;
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Vector<uint8_t> data;
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int read_ofs;
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bool active;
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String filename;
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int loop_count;
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bool loops;
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int page_size;
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bool playing;
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bool paused;
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bool packets_available;
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void unload();
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void reload();
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ogg_sync_state oy;
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ogg_page og;
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ogg_packet op;
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ogg_stream_state os;
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int nframes;
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int frame_size;
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int packet_no;
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ogg_int64_t page_granule, last_granule;
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int skip_samples, page_nb_packets;
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int stream_channels;
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int stream_srate;
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int stream_minbuff_size;
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void* process_header(ogg_packet *op, int *frame_size, int *rate, int *nframes, int *channels, int *extra_headers);
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static void _bind_methods();
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protected:
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//virtual bool _can_mix() const;
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Dictionary _get_bundled() const;
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void _set_bundled(const Dictionary& dict);
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public:
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void set_data(const Vector<uint8_t>& p_data);
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virtual void play(float p_from_pos=0);
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virtual void stop();
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virtual bool is_playing() const;
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virtual void set_loop(bool p_enable);
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virtual bool has_loop() const;
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virtual float get_length() const;
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virtual String get_stream_name() const;
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virtual int get_loop_count() const;
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virtual float get_pos() const;
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virtual void seek_pos(float p_time);
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virtual int get_channels() const { return stream_channels; }
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virtual int get_mix_rate() const { return stream_srate; }
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virtual int get_minimum_buffer_size() const { return stream_minbuff_size; }
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virtual int mix(int16_t* p_bufer,int p_frames);
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virtual void set_loop_restart_time(float p_time) { } //no loop restart, ignore
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AudioStreamPlaybackSpeex();
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~AudioStreamPlaybackSpeex();
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};
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class AudioStreamSpeex : public AudioStream {
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OBJ_TYPE(AudioStreamSpeex,AudioStream);
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Vector<uint8_t> data;
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String file;
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public:
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Ref<AudioStreamPlayback> instance_playback() {
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Ref<AudioStreamPlaybackSpeex> pb = memnew( AudioStreamPlaybackSpeex );
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pb->set_data(data);
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return pb;
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}
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void set_file(const String& p_file);
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};
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class ResourceFormatLoaderAudioStreamSpeex : public ResourceFormatLoader {
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public:
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virtual RES load(const String &p_path,const String& p_original_path="",Error *r_error=NULL);
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virtual void get_recognized_extensions(List<String> *p_extensions) const;
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virtual bool handles_type(const String& p_type) const;
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virtual String get_resource_type(const String &p_path) const;
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};
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#endif // AUDIO_STREAM_SPEEX_H
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