1 /*
2 * Copyright (C) 2014-2018 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-DummyStream"
18 #define ATRACE_TAG ATRACE_TAG_CAMERA
19 //#define LOG_NDEBUG 0
20
21 #include <utils/Log.h>
22 #include <utils/Trace.h>
23 #include "Camera3DummyStream.h"
24
25 namespace android {
26
27 namespace camera3 {
28
29 const String8 Camera3DummyStream::DUMMY_ID;
30
Camera3DummyStream(int id)31 Camera3DummyStream::Camera3DummyStream(int id) :
32 Camera3IOStreamBase(id, CAMERA3_STREAM_OUTPUT, DUMMY_WIDTH, DUMMY_HEIGHT,
33 /*maxSize*/0, DUMMY_FORMAT, DUMMY_DATASPACE, DUMMY_ROTATION,
34 DUMMY_ID) {
35
36 }
37
~Camera3DummyStream()38 Camera3DummyStream::~Camera3DummyStream() {
39
40 }
41
getBufferLocked(camera3_stream_buffer *,const std::vector<size_t> &)42 status_t Camera3DummyStream::getBufferLocked(camera3_stream_buffer *,
43 const std::vector<size_t>&) {
44 ATRACE_CALL();
45 ALOGE("%s: Stream %d: Dummy stream cannot produce buffers!", __FUNCTION__, mId);
46 return INVALID_OPERATION;
47 }
48
returnBufferLocked(const camera3_stream_buffer &,nsecs_t,const std::vector<size_t> &)49 status_t Camera3DummyStream::returnBufferLocked(
50 const camera3_stream_buffer &,
51 nsecs_t, const std::vector<size_t>&) {
52 ATRACE_CALL();
53 ALOGE("%s: Stream %d: Dummy stream cannot return buffers!", __FUNCTION__, mId);
54 return INVALID_OPERATION;
55 }
56
returnBufferCheckedLocked(const camera3_stream_buffer &,nsecs_t,bool,const std::vector<size_t> &,sp<Fence> *)57 status_t Camera3DummyStream::returnBufferCheckedLocked(
58 const camera3_stream_buffer &,
59 nsecs_t,
60 bool,
61 const std::vector<size_t>&,
62 /*out*/
63 sp<Fence>*) {
64 ATRACE_CALL();
65 ALOGE("%s: Stream %d: Dummy stream cannot return buffers!", __FUNCTION__, mId);
66 return INVALID_OPERATION;
67 }
68
dump(int fd,const Vector<String16> & args) const69 void Camera3DummyStream::dump(int fd, const Vector<String16> &args) const {
70 (void) args;
71 String8 lines;
72 lines.appendFormat(" Stream[%d]: Dummy\n", mId);
73 write(fd, lines.string(), lines.size());
74
75 Camera3IOStreamBase::dump(fd, args);
76 }
77
setTransform(int)78 status_t Camera3DummyStream::setTransform(int) {
79 ATRACE_CALL();
80 // Do nothing
81 return OK;
82 }
83
detachBuffer(sp<GraphicBuffer> * buffer,int * fenceFd)84 status_t Camera3DummyStream::detachBuffer(sp<GraphicBuffer>* buffer, int* fenceFd) {
85 (void) buffer;
86 (void) fenceFd;
87 // Do nothing
88 return OK;
89 }
90
configureQueueLocked()91 status_t Camera3DummyStream::configureQueueLocked() {
92 // Do nothing
93 return OK;
94 }
95
disconnectLocked()96 status_t Camera3DummyStream::disconnectLocked() {
97 mState = (mState == STATE_IN_RECONFIG) ? STATE_IN_CONFIG
98 : STATE_CONSTRUCTED;
99 return OK;
100 }
101
getEndpointUsage(uint64_t * usage) const102 status_t Camera3DummyStream::getEndpointUsage(uint64_t *usage) const {
103 *usage = DUMMY_USAGE;
104 return OK;
105 }
106
isVideoStream() const107 bool Camera3DummyStream::isVideoStream() const {
108 return false;
109 }
110
isConsumerConfigurationDeferred(size_t) const111 bool Camera3DummyStream::isConsumerConfigurationDeferred(size_t /*surface_id*/) const {
112 return false;
113 }
114
dropBuffers(bool)115 status_t Camera3DummyStream::dropBuffers(bool /*dropping*/) {
116 return OK;
117 }
118
getPhysicalCameraId() const119 const String8& Camera3DummyStream::getPhysicalCameraId() const {
120 return DUMMY_ID;
121 }
122
setConsumers(const std::vector<sp<Surface>> &)123 status_t Camera3DummyStream::setConsumers(const std::vector<sp<Surface>>& /*consumers*/) {
124 ALOGE("%s: Stream %d: Dummy stream doesn't support set consumer surface!",
125 __FUNCTION__, mId);
126 return INVALID_OPERATION;
127 }
128
updateStream(const std::vector<sp<Surface>> &,const std::vector<OutputStreamInfo> &,const std::vector<size_t> &,KeyedVector<sp<Surface>,size_t> *)129 status_t Camera3DummyStream::updateStream(const std::vector<sp<Surface>> &/*outputSurfaces*/,
130 const std::vector<OutputStreamInfo> &/*outputInfo*/,
131 const std::vector<size_t> &/*removedSurfaceIds*/,
132 KeyedVector<sp<Surface>, size_t> * /*outputMap*/) {
133 ALOGE("%s: this method is not supported!", __FUNCTION__);
134 return INVALID_OPERATION;
135 }
136
137 }; // namespace camera3
138
139 }; // namespace android
140