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@ -1,11 +1,47 @@ |
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package com.flurgle.camerakit; |
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package com.flurgle.camerakit; |
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import android.annotation.TargetApi; |
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import android.content.Context; |
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import android.graphics.ImageFormat; |
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import android.hardware.camera2.CameraAccessException; |
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import android.hardware.camera2.CameraCharacteristics; |
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import android.hardware.camera2.CameraDevice; |
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import android.hardware.camera2.CameraManager; |
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import android.hardware.camera2.params.StreamConfigurationMap; |
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import android.util.Log; |
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import java.util.ArrayList; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.TreeSet; |
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@TargetApi(21) |
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class Camera2 extends CameraImpl { |
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class Camera2 extends CameraImpl { |
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Camera2(CameraListener callback, PreviewImpl preview) { |
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private CameraDevice mCamera; |
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private CameraCharacteristics mCameraCharacteristics; |
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private CameraManager mCameraManager; |
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private String mCameraId; |
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private int mFacing; |
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private Size mCaptureSize; |
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private Size mPreviewSize; |
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Camera2(CameraListener callback, PreviewImpl preview, Context context) { |
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super(callback, preview); |
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super(callback, preview); |
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preview.setCallback(new PreviewImpl.Callback() { |
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@Override |
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public void onSurfaceChanged() { |
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} |
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}); |
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mCameraManager = (CameraManager) context.getSystemService(Context.CAMERA_SERVICE); |
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} |
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} |
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// CameraImpl:
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@Override |
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@Override |
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void start() { |
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void start() { |
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@ -23,7 +59,44 @@ class Camera2 extends CameraImpl { |
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@Override |
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@Override |
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void setFacing(@Facing int facing) { |
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void setFacing(@Facing int facing) { |
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int internalFacing = new ConstantMapper.Facing(facing).map(); |
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if (internalFacing == -1) { |
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return; |
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} |
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final String[] ids; |
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try { |
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ids = mCameraManager.getCameraIdList(); |
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} catch (CameraAccessException e) { |
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Log.e("CameraKit", e.toString()); |
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return; |
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} |
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if (ids.length == 0) { |
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throw new RuntimeException("No camera available."); |
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} |
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//
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// for (String id : ids) {
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// CameraCharacteristics cameraCharacteristics = mCameraManager.getCameraCharacteristics(id);
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// Integer level = cameraCharacteristics.get(CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL);
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// if (level == null || level == CameraCharacteristics.INFO_SUPPORTED_HARDWARE_LEVEL_LEGACY) {
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// continue;
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// }
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// Integer internal = cameraCharacteristics.get(CameraCharacteristics.LENS_FACING);
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// if (internal == null) {
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// throw new NullPointerException("Unexpected state: LENS_FACING null");
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// }
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// if (internal == internalFacing) {
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// mCameraId = id;
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// mCameraCharacteristics = cameraCharacteristics;
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// return true;
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// }
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// }
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if (mFacing == facing && isCameraOpened()) { |
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stop(); |
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start(); |
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} |
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} |
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} |
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@Override |
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@Override |
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@ -63,17 +136,95 @@ class Camera2 extends CameraImpl { |
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@Override |
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@Override |
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Size getCaptureResolution() { |
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Size getCaptureResolution() { |
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return null; |
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if (mCaptureSize == null && mCameraCharacteristics != null) { |
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TreeSet<Size> sizes = new TreeSet<>(); |
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sizes.addAll(getAvailableCaptureResolutions()); |
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TreeSet<AspectRatio> aspectRatios = new CommonAspectRatioFilter( |
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getAvailablePreviewResolutions(), |
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getAvailableCaptureResolutions() |
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).filter(); |
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AspectRatio targetRatio = aspectRatios.size() > 0 ? aspectRatios.last() : null; |
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Iterator<Size> descendingSizes = sizes.descendingIterator(); |
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Size size; |
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while (descendingSizes.hasNext() && mCaptureSize == null) { |
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size = descendingSizes.next(); |
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if (targetRatio == null || targetRatio.matches(size)) { |
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mCaptureSize = size; |
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break; |
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} |
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} |
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} |
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return mCaptureSize; |
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} |
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} |
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@Override |
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@Override |
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Size getPreviewResolution() { |
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Size getPreviewResolution() { |
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return null; |
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if (mPreviewSize == null && mCameraCharacteristics != null) { |
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TreeSet<Size> sizes = new TreeSet<>(); |
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sizes.addAll(getAvailablePreviewResolutions()); |
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TreeSet<AspectRatio> aspectRatios = new CommonAspectRatioFilter( |
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getAvailablePreviewResolutions(), |
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getAvailableCaptureResolutions() |
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).filter(); |
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AspectRatio targetRatio = aspectRatios.size() > 0 ? aspectRatios.last() : null; |
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Iterator<Size> descendingSizes = sizes.descendingIterator(); |
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Size size; |
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while (descendingSizes.hasNext() && mPreviewSize == null) { |
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size = descendingSizes.next(); |
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if (targetRatio == null || targetRatio.matches(size)) { |
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mPreviewSize = size; |
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break; |
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} |
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} |
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} |
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return mPreviewSize; |
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} |
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} |
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@Override |
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@Override |
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boolean isCameraOpened() { |
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boolean isCameraOpened() { |
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return false; |
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return mCamera != null; |
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} |
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// Internal
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private List<Size> getAvailableCaptureResolutions() { |
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List<Size> output = new ArrayList<>(); |
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if (mCameraCharacteristics != null) { |
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StreamConfigurationMap map = mCameraCharacteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP); |
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if (map == null) { |
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throw new IllegalStateException("Failed to get configuration map: " + mCameraId); |
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} |
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for (android.util.Size size : map.getOutputSizes(ImageFormat.JPEG)) { |
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output.add(new Size(size.getWidth(), size.getHeight())); |
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} |
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} |
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return output; |
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} |
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private List<Size> getAvailablePreviewResolutions() { |
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List<Size> output = new ArrayList<>(); |
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if (mCameraCharacteristics != null) { |
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StreamConfigurationMap map = mCameraCharacteristics.get(CameraCharacteristics.SCALER_STREAM_CONFIGURATION_MAP); |
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if (map == null) { |
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throw new IllegalStateException("Failed to get configuration map: " + mCameraId); |
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} |
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for (android.util.Size size : map.getOutputSizes(mPreview.getOutputClass())) { |
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output.add(new Size(size.getWidth(), size.getHeight())); |
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} |
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} |
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return output; |
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} |
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} |
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} |
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} |
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