1 /*
2 * Copyright (c) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "audio_renderer_write_callback_stub.h"
17 #include "audio_log.h"
18
19 namespace OHOS {
20 namespace AudioStandard {
AudioRendererWriteCallbackStub()21 AudioRendererWriteCallbackStub::AudioRendererWriteCallbackStub()
22 {
23 }
24
~AudioRendererWriteCallbackStub()25 AudioRendererWriteCallbackStub::~AudioRendererWriteCallbackStub()
26 {
27 }
28
OnRemoteRequest(uint32_t code,MessageParcel & data,MessageParcel & reply,MessageOption & option)29 int AudioRendererWriteCallbackStub::OnRemoteRequest(
30 uint32_t code, MessageParcel &data, MessageParcel &reply, MessageOption &option)
31 {
32 AUDIO_DEBUG_LOG("AudioRendererWriteCallbackStub::OnRemoteRequest");
33 if (data.ReadInterfaceToken() != GetDescriptor()) {
34 AUDIO_ERR_LOG("AudioRendererWriteCallbackStub: ReadInterfaceToken failed");
35 return -1;
36 }
37 switch (code) {
38 case ON_WRITE_DATA: {
39 size_t length = static_cast<size_t>(data.ReadInt64());
40 OnWriteData(length);
41 reply.WriteInt32(AUDIO_OK);
42 break;
43 }
44 default: {
45 reply.WriteInt32(AUDIO_INVALID_PARAM);
46 break;
47 }
48 }
49 return AUDIO_OK;
50 }
51
OnWriteData(size_t length)52 void AudioRendererWriteCallbackStub::OnWriteData(size_t length)
53 {
54 AUDIO_DEBUG_LOG("AudioRendererWriteCallbackStub::OnWriteData");
55 std::shared_ptr<AudioRendererWriteCallback> cb = callback_.lock();
56 if (cb != nullptr) {
57 AUDIO_DEBUG_LOG("AudioRendererWriteCallbackStub::OnWriteData CALLBACK NOT NULL");
58 cb->OnWriteData(length);
59 } else {
60 AUDIO_DEBUG_LOG("AudioRendererWriteCallbackStub::OnWriteData CALLBACK NULL");
61 }
62 }
63
SetOnRendererWriteCallback(const std::weak_ptr<AudioRendererWriteCallback> & callback)64 void AudioRendererWriteCallbackStub::SetOnRendererWriteCallback(
65 const std::weak_ptr<AudioRendererWriteCallback> &callback)
66 {
67 AUDIO_DEBUG_LOG("AudioRendererWriteCallbackStub::SetOnRendererWriteCallback");
68 callback_ = callback;
69 }
70 } // namespace AudioStandard
71 } // namespace OHOS