mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-26 03:38:55 +01:00
158 lines
2.7 KiB
Go
158 lines
2.7 KiB
Go
// Copyright 2018 The Ebiten Authors
|
|
//
|
|
// 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.
|
|
|
|
package audio
|
|
|
|
import (
|
|
"io"
|
|
"io/ioutil"
|
|
"sync"
|
|
)
|
|
|
|
type (
|
|
dummyContext struct{}
|
|
dummyPlayer struct {
|
|
r io.Reader
|
|
playing bool
|
|
volume float64
|
|
m sync.Mutex
|
|
}
|
|
)
|
|
|
|
func (c *dummyContext) NewPlayer(r io.Reader) player {
|
|
return &dummyPlayer{
|
|
r: r,
|
|
volume: 1,
|
|
}
|
|
}
|
|
|
|
func (c *dummyContext) MaxBufferSize() int {
|
|
return 48000 * channelNum * bitDepthInBytes / 4
|
|
}
|
|
|
|
func (c *dummyContext) Suspend() error {
|
|
return nil
|
|
}
|
|
|
|
func (c *dummyContext) Resume() error {
|
|
return nil
|
|
}
|
|
|
|
func (c *dummyContext) Err() error {
|
|
return nil
|
|
}
|
|
|
|
func (p *dummyPlayer) Pause() {
|
|
p.m.Lock()
|
|
p.playing = false
|
|
p.m.Unlock()
|
|
}
|
|
|
|
func (p *dummyPlayer) Play() {
|
|
p.m.Lock()
|
|
p.playing = true
|
|
p.m.Unlock()
|
|
go func() {
|
|
if _, err := ioutil.ReadAll(p.r); err != nil {
|
|
panic(err)
|
|
}
|
|
p.m.Lock()
|
|
p.playing = false
|
|
p.m.Unlock()
|
|
}()
|
|
}
|
|
|
|
func (p *dummyPlayer) IsPlaying() bool {
|
|
p.m.Lock()
|
|
defer p.m.Unlock()
|
|
return p.playing
|
|
}
|
|
|
|
func (p *dummyPlayer) Volume() float64 {
|
|
return p.volume
|
|
}
|
|
|
|
func (p *dummyPlayer) SetVolume(volume float64) {
|
|
p.volume = volume
|
|
}
|
|
|
|
func (p *dummyPlayer) UnplayedBufferSize() int {
|
|
return 0
|
|
}
|
|
|
|
func (p *dummyPlayer) Err() error {
|
|
return nil
|
|
}
|
|
|
|
func (p *dummyPlayer) SetBufferSize(bufferSize int) {
|
|
}
|
|
|
|
func (p *dummyPlayer) Seek(offset int64, whence int) (int64, error) {
|
|
return 0, nil
|
|
}
|
|
|
|
func (p *dummyPlayer) Close() error {
|
|
p.m.Lock()
|
|
defer p.m.Unlock()
|
|
p.playing = false
|
|
return nil
|
|
}
|
|
|
|
func init() {
|
|
driverForTesting = &dummyContext{}
|
|
}
|
|
|
|
type dummyHook struct {
|
|
updates []func() error
|
|
}
|
|
|
|
func (h *dummyHook) OnSuspendAudio(f func() error) {
|
|
}
|
|
|
|
func (h *dummyHook) OnResumeAudio(f func() error) {
|
|
}
|
|
|
|
func (h *dummyHook) AppendHookOnBeforeUpdate(f func() error) {
|
|
h.updates = append(h.updates, f)
|
|
}
|
|
|
|
func init() {
|
|
hookForTesting = &dummyHook{}
|
|
}
|
|
|
|
func UpdateForTesting() error {
|
|
for _, f := range hookForTesting.(*dummyHook).updates {
|
|
if err := f(); err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func PlayersNumForTesting() int {
|
|
c := CurrentContext()
|
|
c.m.Lock()
|
|
n := len(c.players)
|
|
c.m.Unlock()
|
|
return n
|
|
}
|
|
|
|
func ResetContextForTesting() {
|
|
theContext = nil
|
|
}
|
|
|
|
func (i *InfiniteLoop) SetNoBlendForTesting(value bool) {
|
|
i.noBlendForTesting = value
|
|
}
|