1 /*
2 * Copyright (C) 2014 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
Camera3DummyStream(int id)29 Camera3DummyStream::Camera3DummyStream(int id) :
30 Camera3IOStreamBase(id, CAMERA3_STREAM_OUTPUT, DUMMY_WIDTH, DUMMY_HEIGHT,
31 /*maxSize*/0, DUMMY_FORMAT, DUMMY_DATASPACE, DUMMY_ROTATION) {
32
33 }
34
~Camera3DummyStream()35 Camera3DummyStream::~Camera3DummyStream() {
36
37 }
38
getBufferLocked(camera3_stream_buffer *,const std::vector<size_t> &)39 status_t Camera3DummyStream::getBufferLocked(camera3_stream_buffer *,
40 const std::vector<size_t>&) {
41 ATRACE_CALL();
42 ALOGE("%s: Stream %d: Dummy stream cannot produce buffers!", __FUNCTION__, mId);
43 return INVALID_OPERATION;
44 }
45
returnBufferLocked(const camera3_stream_buffer &,nsecs_t)46 status_t Camera3DummyStream::returnBufferLocked(
47 const camera3_stream_buffer &,
48 nsecs_t) {
49 ATRACE_CALL();
50 ALOGE("%s: Stream %d: Dummy stream cannot return buffers!", __FUNCTION__, mId);
51 return INVALID_OPERATION;
52 }
53
returnBufferCheckedLocked(const camera3_stream_buffer &,nsecs_t,bool,sp<Fence> *)54 status_t Camera3DummyStream::returnBufferCheckedLocked(
55 const camera3_stream_buffer &,
56 nsecs_t,
57 bool,
58 /*out*/
59 sp<Fence>*) {
60 ATRACE_CALL();
61 ALOGE("%s: Stream %d: Dummy stream cannot return buffers!", __FUNCTION__, mId);
62 return INVALID_OPERATION;
63 }
64
dump(int fd,const Vector<String16> & args) const65 void Camera3DummyStream::dump(int fd, const Vector<String16> &args) const {
66 (void) args;
67 String8 lines;
68 lines.appendFormat(" Stream[%d]: Dummy\n", mId);
69 write(fd, lines.string(), lines.size());
70
71 Camera3IOStreamBase::dump(fd, args);
72 }
73
setTransform(int)74 status_t Camera3DummyStream::setTransform(int) {
75 ATRACE_CALL();
76 // Do nothing
77 return OK;
78 }
79
detachBuffer(sp<GraphicBuffer> * buffer,int * fenceFd)80 status_t Camera3DummyStream::detachBuffer(sp<GraphicBuffer>* buffer, int* fenceFd) {
81 (void) buffer;
82 (void) fenceFd;
83 // Do nothing
84 return OK;
85 }
86
configureQueueLocked()87 status_t Camera3DummyStream::configureQueueLocked() {
88 // Do nothing
89 return OK;
90 }
91
disconnectLocked()92 status_t Camera3DummyStream::disconnectLocked() {
93 mState = (mState == STATE_IN_RECONFIG) ? STATE_IN_CONFIG
94 : STATE_CONSTRUCTED;
95 return OK;
96 }
97
getEndpointUsage(uint64_t * usage) const98 status_t Camera3DummyStream::getEndpointUsage(uint64_t *usage) const {
99 *usage = DUMMY_USAGE;
100 return OK;
101 }
102
isVideoStream() const103 bool Camera3DummyStream::isVideoStream() const {
104 return false;
105 }
106
isConsumerConfigurationDeferred(size_t) const107 bool Camera3DummyStream::isConsumerConfigurationDeferred(size_t /*surface_id*/) const {
108 return false;
109 }
110
setConsumers(const std::vector<sp<Surface>> &)111 status_t Camera3DummyStream::setConsumers(const std::vector<sp<Surface>>& /*consumers*/) {
112 ALOGE("%s: Stream %d: Dummy stream doesn't support set consumer surface!",
113 __FUNCTION__, mId);
114 return INVALID_OPERATION;
115 }
116 }; // namespace camera3
117
118 }; // namespace android
119