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>
24 #include "SurfaceTextureLayer.h"
27 // ---------------------------------------------------------------------------
30 SurfaceTextureLayer::SurfaceTextureLayer()
34 SurfaceTextureLayer::~SurfaceTextureLayer() {
37 status_t SurfaceTextureLayer::connect(int api,
38 uint32_t* outWidth, uint32_t* outHeight, uint32_t* outTransform) {
39 status_t err = BufferQueue::connect(api,
40 outWidth, outHeight, outTransform);
41 if (err == NO_ERROR) {
43 case NATIVE_WINDOW_API_MEDIA:
44 case NATIVE_WINDOW_API_CAMERA:
45 // Camera preview and videos are rate-limited on the producer
46 // side. If enabled for this build, we use async mode to always
47 // show the most recent frame at the cost of requiring an
49 #ifndef NEVER_DEFAULT_TO_ASYNC_MODE
50 err = setSynchronousMode(false);
53 // fall through to set synchronous mode when not defaulting to
56 err = setSynchronousMode(true);
59 if (err != NO_ERROR) {
66 // ---------------------------------------------------------------------------
67 }; // namespace android