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)49 status_t Camera3DummyStream::returnBufferLocked(
50 const camera3_stream_buffer &,
51 nsecs_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,sp<Fence> *)57 status_t Camera3DummyStream::returnBufferCheckedLocked(
58 const camera3_stream_buffer &,
59 nsecs_t,
60 bool,
61 /*out*/
62 sp<Fence>*) {
63 ATRACE_CALL();
64 ALOGE("%s: Stream %d: Dummy stream cannot return buffers!", __FUNCTION__, mId);
65 return INVALID_OPERATION;
66 }
67
dump(int fd,const Vector<String16> & args) const68 void Camera3DummyStream::dump(int fd, const Vector<String16> &args) const {
69 (void) args;
70 String8 lines;
71 lines.appendFormat(" Stream[%d]: Dummy\n", mId);
72 write(fd, lines.string(), lines.size());
73
74 Camera3IOStreamBase::dump(fd, args);
75 }
76
setTransform(int)77 status_t Camera3DummyStream::setTransform(int) {
78 ATRACE_CALL();
79 // Do nothing
80 return OK;
81 }
82
detachBuffer(sp<GraphicBuffer> * buffer,int * fenceFd)83 status_t Camera3DummyStream::detachBuffer(sp<GraphicBuffer>* buffer, int* fenceFd) {
84 (void) buffer;
85 (void) fenceFd;
86 // Do nothing
87 return OK;
88 }
89
configureQueueLocked()90 status_t Camera3DummyStream::configureQueueLocked() {
91 // Do nothing
92 return OK;
93 }
94
disconnectLocked()95 status_t Camera3DummyStream::disconnectLocked() {
96 mState = (mState == STATE_IN_RECONFIG) ? STATE_IN_CONFIG
97 : STATE_CONSTRUCTED;
98 return OK;
99 }
100
getEndpointUsage(uint64_t * usage) const101 status_t Camera3DummyStream::getEndpointUsage(uint64_t *usage) const {
102 *usage = DUMMY_USAGE;
103 return OK;
104 }
105
isVideoStream() const106 bool Camera3DummyStream::isVideoStream() const {
107 return false;
108 }
109
isConsumerConfigurationDeferred(size_t) const110 bool Camera3DummyStream::isConsumerConfigurationDeferred(size_t /*surface_id*/) const {
111 return false;
112 }
113
dropBuffers(bool)114 status_t Camera3DummyStream::dropBuffers(bool /*dropping*/) {
115 return OK;
116 }
117
getPhysicalCameraId() const118 const String8& Camera3DummyStream::getPhysicalCameraId() const {
119 return DUMMY_ID;
120 }
121
setConsumers(const std::vector<sp<Surface>> &)122 status_t Camera3DummyStream::setConsumers(const std::vector<sp<Surface>>& /*consumers*/) {
123 ALOGE("%s: Stream %d: Dummy stream doesn't support set consumer surface!",
124 __FUNCTION__, mId);
125 return INVALID_OPERATION;
126 }
127
updateStream(const std::vector<sp<Surface>> &,const std::vector<OutputStreamInfo> &,const std::vector<size_t> &,KeyedVector<sp<Surface>,size_t> *)128 status_t Camera3DummyStream::updateStream(const std::vector<sp<Surface>> &/*outputSurfaces*/,
129 const std::vector<OutputStreamInfo> &/*outputInfo*/,
130 const std::vector<size_t> &/*removedSurfaceIds*/,
131 KeyedVector<sp<Surface>, size_t> * /*outputMap*/) {
132 ALOGE("%s: this method is not supported!", __FUNCTION__);
133 return INVALID_OPERATION;
134 }
135
136 }; // namespace camera3
137
138 }; // namespace android
139