2 * Copyright (C) 2011 The Android Open Source Project
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
19 #include <sys/types.h>
21 #include <utils/Errors.h>
23 #include "SurfaceTextureLayer.h"
26 // ---------------------------------------------------------------------------
29 SurfaceTextureLayer::SurfaceTextureLayer()
33 SurfaceTextureLayer::~SurfaceTextureLayer() {
36 status_t SurfaceTextureLayer::connect(int api, QueueBufferOutput* output) {
37 status_t err = BufferQueue::connect(api, output);
38 if (err == NO_ERROR) {
40 case NATIVE_WINDOW_API_MEDIA:
41 case NATIVE_WINDOW_API_CAMERA:
42 // Camera preview and videos are rate-limited on the producer
43 // side. If enabled for this build, we use async mode to always
44 // show the most recent frame at the cost of requiring an
46 #ifndef NEVER_DEFAULT_TO_ASYNC_MODE
47 err = setSynchronousMode(false);
50 // fall through to set synchronous mode when not defaulting to
53 err = setSynchronousMode(true);
56 if (err != NO_ERROR) {
63 // ---------------------------------------------------------------------------
64 }; // namespace android