1 /*
2 **
3 ** Copyright 2015, The Android Open Source Project
4 **
5 ** Licensed under the Apache License, Version 2.0 (the "License");
6 ** you may not use this file except in compliance with the License.
7 ** You may obtain a copy of the License at
8 **
9 **     http://www.apache.org/licenses/LICENSE-2.0
10 **
11 ** Unless required by applicable law or agreed to in writing, software
12 ** distributed under the License is distributed on an "AS IS" BASIS,
13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 ** See the License for the specific language governing permissions and
15 ** limitations under the License.
16 */
17 
18 #define LOG_TAG "OutputConfiguration"
19 //#define LOG_NDEBUG 0
20 
21 #include <utils/Log.h>
22 
23 #include <camera/camera2/OutputConfiguration.h>
24 #include <gui/Surface.h>
25 #include <binder/Parcel.h>
26 
27 namespace android {
28 
29 
30 const int OutputConfiguration::INVALID_ROTATION = -1;
31 const int OutputConfiguration::INVALID_SET_ID = -1;
32 
getGraphicBufferProducer() const33 sp<IGraphicBufferProducer> OutputConfiguration::getGraphicBufferProducer() const {
34     return mGbp;
35 }
36 
getRotation() const37 int OutputConfiguration::getRotation() const {
38     return mRotation;
39 }
40 
getSurfaceSetID() const41 int OutputConfiguration::getSurfaceSetID() const {
42     return mSurfaceSetID;
43 }
44 
OutputConfiguration()45 OutputConfiguration::OutputConfiguration() :
46         mRotation(INVALID_ROTATION),
47         mSurfaceSetID(INVALID_SET_ID) {
48 }
49 
OutputConfiguration(const Parcel & parcel)50 OutputConfiguration::OutputConfiguration(const Parcel& parcel) :
51         mRotation(INVALID_ROTATION),
52         mSurfaceSetID(INVALID_SET_ID) {
53     readFromParcel(&parcel);
54 }
55 
readFromParcel(const Parcel * parcel)56 status_t OutputConfiguration::readFromParcel(const Parcel* parcel) {
57     status_t err = OK;
58     int rotation = 0;
59 
60     if (parcel == nullptr) return BAD_VALUE;
61 
62     if ((err = parcel->readInt32(&rotation)) != OK) {
63         ALOGE("%s: Failed to read rotation from parcel", __FUNCTION__);
64         return err;
65     }
66 
67     int setID = INVALID_SET_ID;
68     if ((err = parcel->readInt32(&setID)) != OK) {
69         ALOGE("%s: Failed to read surface set ID from parcel", __FUNCTION__);
70         return err;
71     }
72 
73     view::Surface surfaceShim;
74     if ((err = surfaceShim.readFromParcel(parcel)) != OK) {
75         ALOGE("%s: Failed to read surface from parcel", __FUNCTION__);
76         return err;
77     }
78 
79     mGbp = surfaceShim.graphicBufferProducer;
80     mRotation = rotation;
81     mSurfaceSetID = setID;
82 
83     ALOGV("%s: OutputConfiguration: bp = %p, name = %s, rotation = %d, setId = %d", __FUNCTION__,
84             mGbp.get(), String8(surfaceShim.name).string(), mRotation, mSurfaceSetID);
85 
86     return err;
87 }
88 
OutputConfiguration(sp<IGraphicBufferProducer> & gbp,int rotation,int surfaceSetID)89 OutputConfiguration::OutputConfiguration(sp<IGraphicBufferProducer>& gbp, int rotation,
90         int surfaceSetID) {
91     mGbp = gbp;
92     mRotation = rotation;
93     mSurfaceSetID = surfaceSetID;
94 }
95 
writeToParcel(Parcel * parcel) const96 status_t OutputConfiguration::writeToParcel(Parcel* parcel) const {
97 
98     if (parcel == nullptr) return BAD_VALUE;
99     status_t err = OK;
100 
101     err = parcel->writeInt32(mRotation);
102     if (err != OK) return err;
103 
104     err = parcel->writeInt32(mSurfaceSetID);
105     if (err != OK) return err;
106 
107     view::Surface surfaceShim;
108     surfaceShim.name = String16("unknown_name"); // name of surface
109     surfaceShim.graphicBufferProducer = mGbp;
110 
111     err = surfaceShim.writeToParcel(parcel);
112     if (err != OK) return err;
113 
114     return OK;
115 }
116 
117 }; // namespace android
118