380 lines
11 KiB
C++
380 lines
11 KiB
C++
/*************************************************************************/
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/* spatial_stream_player.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "spatial_stream_player.h"
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int SpatialStreamPlayer::InternalStream::get_channel_count() const {
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return player->sp_get_channel_count();
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}
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void SpatialStreamPlayer::InternalStream::set_mix_rate(int p_rate) {
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return player->sp_set_mix_rate(p_rate);
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}
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bool SpatialStreamPlayer::InternalStream::mix(int32_t *p_buffer, int p_frames) {
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return player->sp_mix(p_buffer, p_frames);
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}
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void SpatialStreamPlayer::InternalStream::update() {
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player->sp_update();
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}
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int SpatialStreamPlayer::sp_get_channel_count() const {
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return playback->get_channels();
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}
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void SpatialStreamPlayer::sp_set_mix_rate(int p_rate) {
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server_mix_rate = p_rate;
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}
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bool SpatialStreamPlayer::sp_mix(int32_t *p_buffer, int p_frames) {
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if (resampler.is_ready() && !paused) {
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return resampler.mix(p_buffer, p_frames);
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}
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return false;
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}
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void SpatialStreamPlayer::sp_update() {
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_THREAD_SAFE_METHOD_
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if (!paused && resampler.is_ready() && playback.is_valid()) {
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if (!playback->is_playing()) {
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//stream depleted data, but there's still audio in the ringbuffer
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//check that all this audio has been flushed before stopping the stream
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int to_mix = resampler.get_total() - resampler.get_todo();
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if (to_mix == 0) {
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stop();
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return;
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}
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return;
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}
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int todo = resampler.get_todo();
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int wrote = playback->mix(resampler.get_write_buffer(), todo);
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resampler.write(wrote);
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}
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}
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void SpatialStreamPlayer::_notification(int p_what) {
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switch (p_what) {
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case NOTIFICATION_ENTER_TREE: {
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//set_idle_process(false); //don't annoy
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if (stream.is_valid() && autoplay && !get_tree()->is_editor_hint())
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play();
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} break;
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case NOTIFICATION_EXIT_TREE: {
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stop(); //wathever it may be doing, stop
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} break;
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}
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}
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void SpatialStreamPlayer::set_stream(const Ref<AudioStream> &p_stream) {
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stop();
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stream = p_stream;
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if (!stream.is_null()) {
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playback = stream->instance_playback();
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playback->set_loop(loops);
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playback->set_loop_restart_time(loop_point);
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AudioServer::get_singleton()->lock();
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resampler.setup(playback->get_channels(), playback->get_mix_rate(), server_mix_rate, buffering_ms, playback->get_minimum_buffer_size());
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AudioServer::get_singleton()->unlock();
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} else {
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AudioServer::get_singleton()->lock();
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resampler.clear();
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playback.unref();
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AudioServer::get_singleton()->unlock();
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}
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}
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Ref<AudioStream> SpatialStreamPlayer::get_stream() const {
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return stream;
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}
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void SpatialStreamPlayer::play(float p_from_offset) {
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ERR_FAIL_COND(!is_inside_tree());
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if (playback.is_null())
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return;
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if (playback->is_playing())
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stop();
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_THREAD_SAFE_METHOD_
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playback->play(p_from_offset);
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//feed the ringbuffer as long as no update callback is going on
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sp_update();
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SpatialSoundServer::get_singleton()->source_set_audio_stream(get_source_rid(), &internal_stream);
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// AudioServer::get_singleton()->stream_set_active(stream_rid,true);
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// AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
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// if (stream->get_update_mode()!=AudioStream::UPDATE_NONE)
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// set_idle_process(true);
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}
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void SpatialStreamPlayer::stop() {
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if (!is_inside_tree())
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return;
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if (playback.is_null())
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return;
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_THREAD_SAFE_METHOD_
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//AudioServer::get_singleton()->stream_set_active(stream_rid,false);
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SpatialSoundServer::get_singleton()->source_set_audio_stream(get_source_rid(), NULL);
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playback->stop();
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resampler.flush();
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//set_idle_process(false);
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}
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bool SpatialStreamPlayer::is_playing() const {
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if (playback.is_null())
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return false;
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return playback->is_playing();
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}
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void SpatialStreamPlayer::set_loop(bool p_enable) {
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loops = p_enable;
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if (playback.is_null())
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return;
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playback->set_loop(loops);
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}
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bool SpatialStreamPlayer::has_loop() const {
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return loops;
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}
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void SpatialStreamPlayer::set_volume(float p_vol) {
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volume = p_vol;
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if (stream_rid.is_valid())
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AudioServer::get_singleton()->stream_set_volume_scale(stream_rid, volume);
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}
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float SpatialStreamPlayer::get_volume() const {
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return volume;
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}
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void SpatialStreamPlayer::set_loop_restart_time(float p_secs) {
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loop_point = p_secs;
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if (playback.is_valid())
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playback->set_loop_restart_time(p_secs);
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}
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float SpatialStreamPlayer::get_loop_restart_time() const {
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return loop_point;
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}
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void SpatialStreamPlayer::set_volume_db(float p_db) {
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if (p_db < -79)
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set_volume(0);
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else
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set_volume(Math::db2linear(p_db));
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}
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float SpatialStreamPlayer::get_volume_db() const {
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if (volume == 0)
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return -80;
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else
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return Math::linear2db(volume);
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}
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String SpatialStreamPlayer::get_stream_name() const {
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if (stream.is_null())
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return "<No Stream>";
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return stream->get_name();
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}
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int SpatialStreamPlayer::get_loop_count() const {
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if (playback.is_null())
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return 0;
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return playback->get_loop_count();
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}
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float SpatialStreamPlayer::get_pos() const {
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if (playback.is_null())
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return 0;
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return playback->get_pos();
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}
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float SpatialStreamPlayer::get_length() const {
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if (playback.is_null())
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return 0;
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return playback->get_length();
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}
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void SpatialStreamPlayer::seek_pos(float p_time) {
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if (playback.is_null())
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return;
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return playback->seek_pos(p_time);
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}
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void SpatialStreamPlayer::set_autoplay(bool p_enable) {
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autoplay = p_enable;
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}
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bool SpatialStreamPlayer::has_autoplay() const {
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return autoplay;
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}
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void SpatialStreamPlayer::set_paused(bool p_paused) {
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paused = p_paused;
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//if (stream.is_valid())
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// stream->set_paused(p_paused);
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}
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bool SpatialStreamPlayer::is_paused() const {
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return paused;
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}
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void SpatialStreamPlayer::_set_play(bool p_play) {
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_play = p_play;
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if (is_inside_tree()) {
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if (_play)
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play();
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else
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stop();
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}
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}
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bool SpatialStreamPlayer::_get_play() const {
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return _play;
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}
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void SpatialStreamPlayer::set_buffering_msec(int p_msec) {
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buffering_ms = p_msec;
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}
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int SpatialStreamPlayer::get_buffering_msec() const {
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return buffering_ms;
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}
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void SpatialStreamPlayer::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("set_stream", "stream:AudioStream"), &SpatialStreamPlayer::set_stream);
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ObjectTypeDB::bind_method(_MD("get_stream:AudioStream"), &SpatialStreamPlayer::get_stream);
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ObjectTypeDB::bind_method(_MD("play", "offset"), &SpatialStreamPlayer::play, DEFVAL(0));
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ObjectTypeDB::bind_method(_MD("stop"), &SpatialStreamPlayer::stop);
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ObjectTypeDB::bind_method(_MD("is_playing"), &SpatialStreamPlayer::is_playing);
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ObjectTypeDB::bind_method(_MD("set_paused", "paused"), &SpatialStreamPlayer::set_paused);
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ObjectTypeDB::bind_method(_MD("is_paused"), &SpatialStreamPlayer::is_paused);
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ObjectTypeDB::bind_method(_MD("set_loop", "enabled"), &SpatialStreamPlayer::set_loop);
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ObjectTypeDB::bind_method(_MD("has_loop"), &SpatialStreamPlayer::has_loop);
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ObjectTypeDB::bind_method(_MD("set_volume", "volume"), &SpatialStreamPlayer::set_volume);
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ObjectTypeDB::bind_method(_MD("get_volume"), &SpatialStreamPlayer::get_volume);
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ObjectTypeDB::bind_method(_MD("set_volume_db", "db"), &SpatialStreamPlayer::set_volume_db);
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ObjectTypeDB::bind_method(_MD("get_volume_db"), &SpatialStreamPlayer::get_volume_db);
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ObjectTypeDB::bind_method(_MD("set_buffering_msec", "msec"), &SpatialStreamPlayer::set_buffering_msec);
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ObjectTypeDB::bind_method(_MD("get_buffering_msec"), &SpatialStreamPlayer::get_buffering_msec);
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ObjectTypeDB::bind_method(_MD("set_loop_restart_time", "secs"), &SpatialStreamPlayer::set_loop_restart_time);
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ObjectTypeDB::bind_method(_MD("get_loop_restart_time"), &SpatialStreamPlayer::get_loop_restart_time);
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ObjectTypeDB::bind_method(_MD("get_stream_name"), &SpatialStreamPlayer::get_stream_name);
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ObjectTypeDB::bind_method(_MD("get_loop_count"), &SpatialStreamPlayer::get_loop_count);
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ObjectTypeDB::bind_method(_MD("get_pos"), &SpatialStreamPlayer::get_pos);
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ObjectTypeDB::bind_method(_MD("seek_pos", "time"), &SpatialStreamPlayer::seek_pos);
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ObjectTypeDB::bind_method(_MD("set_autoplay", "enabled"), &SpatialStreamPlayer::set_autoplay);
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ObjectTypeDB::bind_method(_MD("has_autoplay"), &SpatialStreamPlayer::has_autoplay);
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ObjectTypeDB::bind_method(_MD("get_length"), &SpatialStreamPlayer::get_length);
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ObjectTypeDB::bind_method(_MD("_set_play", "play"), &SpatialStreamPlayer::_set_play);
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ObjectTypeDB::bind_method(_MD("_get_play"), &SpatialStreamPlayer::_get_play);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream/stream", PROPERTY_HINT_RESOURCE_TYPE, "AudioStream"), _SCS("set_stream"), _SCS("get_stream"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream/play"), _SCS("_set_play"), _SCS("_get_play"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream/loop"), _SCS("set_loop"), _SCS("has_loop"));
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "stream/volume_db", PROPERTY_HINT_RANGE, "-80,24,0.01"), _SCS("set_volume_db"), _SCS("get_volume_db"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream/autoplay"), _SCS("set_autoplay"), _SCS("has_autoplay"));
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ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream/paused"), _SCS("set_paused"), _SCS("is_paused"));
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ADD_PROPERTY(PropertyInfo(Variant::INT, "stream/loop_restart_time"), _SCS("set_loop_restart_time"), _SCS("get_loop_restart_time"));
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ADD_PROPERTY(PropertyInfo(Variant::INT, "stream/buffering_ms"), _SCS("set_buffering_msec"), _SCS("get_buffering_msec"));
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}
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SpatialStreamPlayer::SpatialStreamPlayer() {
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volume = 1;
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loops = false;
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paused = false;
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autoplay = false;
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_play = false;
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server_mix_rate = 1;
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internal_stream.player = this;
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stream_rid = AudioServer::get_singleton()->audio_stream_create(&internal_stream);
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buffering_ms = 500;
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loop_point = 0;
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}
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SpatialStreamPlayer::~SpatialStreamPlayer() {
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AudioServer::get_singleton()->free(stream_rid);
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resampler.clear();
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}
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