1 /*
2  * Copyright (C) 2019 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #define LOG_TAG "Camera3-OutStrmIntf"
18 #define ATRACE_TAG ATRACE_TAG_CAMERA
19 //#define LOG_NDEBUG 0
20 //#define LOG_NNDEBUG 0  // Per-frame verbose logging
21 
22 
23 #include "Camera3OutputStreamInterface.h"
24 
25 namespace android {
26 
27 namespace camera3 {
28 
add(int streamId,sp<camera3::Camera3OutputStreamInterface> stream)29 status_t StreamSet::add(
30         int streamId, sp<camera3::Camera3OutputStreamInterface> stream) {
31     if (stream == nullptr) {
32         ALOGE("%s: cannot add null stream", __FUNCTION__);
33         return BAD_VALUE;
34     }
35     std::lock_guard<std::mutex> lock(mLock);
36     return mData.add(streamId, stream);
37 }
38 
remove(int streamId)39 ssize_t StreamSet::remove(int streamId) {
40     std::lock_guard<std::mutex> lock(mLock);
41     return mData.removeItem(streamId);
42 }
43 
get(int streamId)44 sp<camera3::Camera3OutputStreamInterface> StreamSet::get(int streamId) {
45     std::lock_guard<std::mutex> lock(mLock);
46     ssize_t idx = mData.indexOfKey(streamId);
47     if (idx == NAME_NOT_FOUND) {
48         return nullptr;
49     }
50     return mData.editValueAt(idx);
51 }
52 
operator [](size_t index)53 sp<camera3::Camera3OutputStreamInterface> StreamSet::operator[] (size_t index) {
54     std::lock_guard<std::mutex> lock(mLock);
55     return mData.editValueAt(index);
56 }
57 
size() const58 size_t StreamSet::size() const {
59     std::lock_guard<std::mutex> lock(mLock);
60     return mData.size();
61 }
62 
clear()63 void StreamSet::clear() {
64     std::lock_guard<std::mutex> lock(mLock);
65     return mData.clear();
66 }
67 
getStreamIds()68 std::vector<int> StreamSet::getStreamIds() {
69     std::lock_guard<std::mutex> lock(mLock);
70     std::vector<int> streamIds(mData.size());
71     for (size_t i = 0; i < mData.size(); i++) {
72         streamIds[i] = mData.keyAt(i);
73     }
74     return streamIds;
75 }
76 
StreamSet(const StreamSet & other)77 StreamSet::StreamSet(const StreamSet& other) {
78     std::lock_guard<std::mutex> lock(other.mLock);
79     mData = other.mData;
80 }
81 
82 } // namespace camera3
83 
84 } // namespace android
85