diff options
Diffstat (limited to 'servers/audio/audio_stream.cpp')
| -rw-r--r-- | servers/audio/audio_stream.cpp | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/servers/audio/audio_stream.cpp b/servers/audio/audio_stream.cpp index 113f23f8f2..8efcb5bf07 100644 --- a/servers/audio/audio_stream.cpp +++ b/servers/audio/audio_stream.cpp @@ -99,6 +99,129 @@ void AudioStream::_bind_methods() { //////////////////////////////// +Ref<AudioStreamPlayback> AudioStreamMicrophone::instance_playback() { + Ref<AudioStreamPlaybackMicrophone> playback; + playback.instance(); + + playbacks.insert(playback.ptr()); + + playback->microphone = Ref<AudioStreamMicrophone>((AudioStreamMicrophone *)this); + playback->active = false; + + return playback; +} + +String AudioStreamMicrophone::get_stream_name() const { + + //if (audio_stream.is_valid()) { + //return "Random: " + audio_stream->get_name(); + //} + return "Microphone"; +} + +void AudioStreamMicrophone::set_microphone_name(const String &p_name) { + if (microphone_name != p_name) { + microphone_name = p_name; + + for (Set<AudioStreamPlaybackMicrophone *>::Element *E = playbacks.front(); E; E = E->next()) { + if (E->get()->active) { + // Is this the right thing to do? + E->get()->stop(); + E->get()->start(); + } + } + } +} + +StringName AudioStreamMicrophone::get_microphone_name() const { + return microphone_name; +} + +float AudioStreamMicrophone::get_length() const { + return 0; +} + +void AudioStreamMicrophone::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_microphone_name", "name"), &AudioStreamMicrophone::set_microphone_name); + ClassDB::bind_method(D_METHOD("get_microphone_name"), &AudioStreamMicrophone::get_microphone_name); + + ADD_PROPERTY(PropertyInfo(Variant::STRING, "microphone_name"), "set_microphone_name", "get_microphone_name"); +} + +AudioStreamMicrophone::AudioStreamMicrophone() { +} + +void AudioStreamPlaybackMicrophone::_mix_internal(AudioFrame *p_buffer, int p_frames) { + + AudioDriver::MicrophoneDeviceOutput *microphone_device_output = reciever->owner; + const Vector<AudioFrame> &source_buffer = microphone_device_output->get_buffer(); + + if (microphone_device_output->get_read_index() >= 0) { + for (int i = 0; i < p_frames; i++) { + p_buffer[i] = source_buffer[internal_mic_offset + microphone_device_output->get_read_index() + i]; + } + } + + internal_mic_offset += p_frames; +} + +void AudioStreamPlaybackMicrophone::mix(AudioFrame *p_buffer, float p_rate_scale, int p_frames) { + AudioStreamPlaybackResampled::mix(p_buffer, p_rate_scale, p_frames); + internal_mic_offset = 0; // Reset +} + +float AudioStreamPlaybackMicrophone::get_stream_sampling_rate() { + return reciever->owner->get_mix_rate(); +} + +void AudioStreamPlaybackMicrophone::start(float p_from_pos) { + active = true; + + // note: can this be called twice? + reciever = AudioServer::get_singleton()->create_microphone_reciever(microphone->get_microphone_name()); + if (reciever == NULL) { + active = false; + } + + _begin_resample(); +} + +void AudioStreamPlaybackMicrophone::stop() { + active = false; + if (reciever != NULL) { + AudioServer::get_singleton()->destroy_microphone_reciever(reciever); + reciever = NULL; + } +} + +bool AudioStreamPlaybackMicrophone::is_playing() const { + return active; +} + +int AudioStreamPlaybackMicrophone::get_loop_count() const { + return 0; +} + +float AudioStreamPlaybackMicrophone::get_playback_position() const { + return 0; +} + +void AudioStreamPlaybackMicrophone::seek(float p_time) { + return; // Can't seek a microphone input +} + +AudioStreamPlaybackMicrophone::~AudioStreamPlaybackMicrophone() { + microphone->playbacks.erase(this); + stop(); +} + +AudioStreamPlaybackMicrophone::AudioStreamPlaybackMicrophone() { + internal_mic_offset = 0; + reciever = NULL; +} + +//////////////////////////////// + void AudioStreamRandomPitch::set_audio_stream(const Ref<AudioStream> &p_audio_stream) { audio_stream = p_audio_stream; |