ebiten/internal/audio/audio_openal.go
2016-02-11 04:02:18 +09:00

55 lines
1.3 KiB
Go

// Copyright 2015 Hajime Hoshi
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// +build !js,!windows
package audio
import (
"time"
"golang.org/x/mobile/exp/audio"
)
var players = map[*audio.Player]struct{}{}
func play(src ReadSeekCloser, sampleRate int) error {
// TODO: audio.NewPlayer interprets WAV header, which we don't want.
// Use OpenAL or native API instead.
p, err := audio.NewPlayer(src, audio.Stereo16, int64(sampleRate))
if err != nil {
return err
}
players[p] = struct{}{}
return p.Play()
}
func initialize() {
go func() {
for {
deleted := []*audio.Player{}
for p, _ := range players {
if p.State() == audio.Stopped {
p.Close()
deleted = append(deleted, p)
}
}
for _, p := range deleted {
delete(players, p)
}
time.Sleep(1 * time.Millisecond)
}
}()
}