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
17package com.android.ex.camera2.portability;
18
19import android.hardware.Camera;
20import com.android.ex.camera2.portability.debug.Log;
21
22/**
23 * The subclass of {@link CameraSettings} for Android Camera 1 API.
24 */
25public class AndroidCameraSettings extends CameraSettings {
26    private static final Log.Tag TAG = new Log.Tag("AndCamSet");
27
28    private static final String TRUE = "true";
29    private static final String RECORDING_HINT = "recording-hint";
30
31    public AndroidCameraSettings(CameraCapabilities capabilities, Camera.Parameters params) {
32        if (params == null) {
33            Log.w(TAG, "Settings ctor requires a non-null Camera.Parameters.");
34            return;
35        }
36
37        CameraCapabilities.Stringifier stringifier = capabilities.getStringifier();
38
39        setSizesLocked(false);
40
41        // Preview
42        Camera.Size paramPreviewSize = params.getPreviewSize();
43        setPreviewSize(new Size(paramPreviewSize.width, paramPreviewSize.height));
44        setPreviewFrameRate(params.getPreviewFrameRate());
45        int[] previewFpsRange = new int[2];
46        params.getPreviewFpsRange(previewFpsRange);
47        setPreviewFpsRange(previewFpsRange[Camera.Parameters.PREVIEW_FPS_MIN_INDEX],
48                previewFpsRange[Camera.Parameters.PREVIEW_FPS_MAX_INDEX]);
49        setPreviewFormat(params.getPreviewFormat());
50
51        // Capture: Focus, flash, zoom, exposure, scene mode.
52        if (capabilities.supports(CameraCapabilities.Feature.ZOOM)) {
53            setZoomRatio(params.getZoomRatios().get(params.getZoom()) / 100f);
54        } else {
55            setZoomRatio(CameraCapabilities.ZOOM_RATIO_UNZOOMED);
56        }
57        setExposureCompensationIndex(params.getExposureCompensation());
58        setFlashMode(stringifier.flashModeFromString(params.getFlashMode()));
59        setFocusMode(stringifier.focusModeFromString(params.getFocusMode()));
60        setSceneMode(stringifier.sceneModeFromString(params.getSceneMode()));
61
62        // Video capture.
63        if (capabilities.supports(CameraCapabilities.Feature.VIDEO_STABILIZATION)) {
64            setVideoStabilization(isVideoStabilizationEnabled());
65        }
66        setRecordingHintEnabled(TRUE.equals(params.get(RECORDING_HINT)));
67
68        // Output: Photo size, compression quality
69        setPhotoJpegCompressionQuality(params.getJpegQuality());
70        Camera.Size paramPictureSize = params.getPictureSize();
71        setPhotoSize(new Size(paramPictureSize.width, paramPictureSize.height));
72        setPhotoFormat(params.getPictureFormat());
73    }
74
75    public AndroidCameraSettings(AndroidCameraSettings other) {
76        super(other);
77    }
78
79    @Override
80    public CameraSettings copy() {
81        return new AndroidCameraSettings(this);
82    }
83}
84