61 lines
1.8 KiB
Go
Vendored
61 lines
1.8 KiB
Go
Vendored
// Copyright 2021 The Oto Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package oboe
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// Disable AAudio (hajimehoshi/ebiten#1634).
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// AAudio doesn't care about plugging in/out of a headphone.
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// See https://github.com/google/oboe/wiki/TechNote_Disconnect
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// #cgo CXXFLAGS: -std=c++17 -DOBOE_ENABLE_AAUDIO=0
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// #cgo LDFLAGS: -llog -lOpenSLES -static-libstdc++
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//
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// #include "binding_android.h"
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import "C"
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import (
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"fmt"
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"unsafe"
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)
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var theReadFunc func(buf []float32)
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func Play(sampleRate int, channelCount int, readFunc func(buf []float32), bufferSizeInBytes int) error {
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// Play can invoke the callback. Set the callback before Play.
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theReadFunc = readFunc
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if msg := C.oto_oboe_Play(C.int(sampleRate), C.int(channelCount), C.int(bufferSizeInBytes)); msg != nil {
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return fmt.Errorf("oboe: Play failed: %s", C.GoString(msg))
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}
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return nil
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}
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func Suspend() error {
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if msg := C.oto_oboe_Suspend(); msg != nil {
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return fmt.Errorf("oboe: Suspend failed: %s", C.GoString(msg))
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}
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return nil
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}
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func Resume() error {
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if msg := C.oto_oboe_Resume(); msg != nil {
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return fmt.Errorf("oboe: Resume failed: %s", C.GoString(msg))
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}
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return nil
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}
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//export oto_oboe_read
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func oto_oboe_read(buf *C.float, len C.size_t) {
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theReadFunc(unsafe.Slice((*float32)(unsafe.Pointer(buf)), len))
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}
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