Examples with Size android.hardware.Camera.Size used on opensource projects

Example 1 with Size

use of android.hardware.Camera.Size in project UltimateAndroid by cymcsg.

the class CameraPreviewInput method setRenderSizeToCameraSize.

private void setRenderSizeToCameraSize() {
    Parameters params = camera.getParameters();
    Size previewSize = params.getPreviewSize();
    setRenderSize(previewSize.width, previewSize.height);
}

Example 2 with Size

use of android.hardware.Camera.Size in project UltimateAndroid by cymcsg.

the class CameraPreviewInput method setRenderSizeToCameraSize.

private void setRenderSizeToCameraSize() {
    Parameters params = camera.getParameters();
    Size previewSize = params.getPreviewSize();
    setRenderSize(previewSize.width, previewSize.height);
}

Example 3 with Size

use of android.hardware.Camera.Size in project Signal-Android by WhisperSystems.

the class CameraUtils method getPreferredPreviewSize.

/*
   * modified from: https://github.com/commonsguy/cwac-camera/blob/master/camera/src/com/commonsware/cwac/camera/CameraUtils.java
   */
@Nullable
public static Size getPreferredPreviewSize(int displayOrientation, int width, int height, @NonNull Parameters parameters) {
    final int targetWidth = displayOrientation % 180 == 90 ? height : width;
    final int targetHeight = displayOrientation % 180 == 90 ? width : height;
    final double targetRatio = (double) targetWidth / targetHeight;
    Log.w(TAG, String.format("getPreferredPreviewSize(%d, %d, %d) -> target %dx%d, AR %.02f", displayOrientation, width, height, targetWidth, targetHeight, targetRatio));
    List<Size> sizes = parameters.getSupportedPreviewSizes();
    List<Size> ideals = new LinkedList<>();
    List<Size> bigEnough = new LinkedList<>();
    for (Size size : sizes) {
        Log.w(TAG, String.format("  %dx%d (%.02f)", size.width, size.height, (float) size.width / size.height));
        if (size.height == size.width * targetRatio && size.height >= targetHeight && size.width >= targetWidth) {
            ideals.add(size);
            Log.w(TAG, "    (ideal ratio)");
        } else if (size.width >= targetWidth && size.height >= targetHeight) {
            bigEnough.add(size);
            Log.w(TAG, "    (good size, suboptimal ratio)");
        }
    }
    if (!ideals.isEmpty())
        return Collections.min(ideals, new AreaComparator());
    else if (!bigEnough.isEmpty())
        return Collections.min(bigEnough, new AspectRatioComparator(targetRatio));
    else
        return Collections.max(sizes, new AreaComparator());
}

Example 4 with Size

use of android.hardware.Camera.Size in project Signal-Android by WhisperSystems.

the class CameraView method startPreview.

private void startPreview(@NonNull final Parameters parameters) {
    if (this.camera.isPresent()) {
        try {
            final Camera camera = this.camera.get();
            final Size preferredPreviewSize = getPreferredPreviewSize(parameters);
            if (preferredPreviewSize != null && !parameters.getPreviewSize().equals(preferredPreviewSize)) {
                Log.w(TAG, "starting preview with size " + preferredPreviewSize.width + "x" + preferredPreviewSize.height);
                if (state == State.ACTIVE)
                    stopPreview();
                previewSize = preferredPreviewSize;
                parameters.setPreviewSize(preferredPreviewSize.width, preferredPreviewSize.height);
                camera.setParameters(parameters);
            } else {
                previewSize = parameters.getPreviewSize();
            }
            long previewStartMillis = System.currentTimeMillis();
            camera.startPreview();
            Log.w(TAG, "camera.startPreview() -> " + (System.currentTimeMillis() - previewStartMillis) + "ms");
            state = State.ACTIVE;
            Util.runOnMain(new Runnable() {

                @Override
                public void run() {
                    requestLayout();
                    for (CameraViewListener listener : listeners) {
                        listener.onCameraStart();
                    }
                }
            });
        } catch (Exception e) {
            Log.w(TAG, e);
        }
    }
}

Example 5 with Size

use of android.hardware.Camera.Size in project Signal-Android by WhisperSystems.

the class CameraView method setPreviewCallback.

public void setPreviewCallback(@NonNull final PreviewCallback previewCallback) {
    enqueueTask(new PostInitializationTask<Void>() {

        @Override
        protected void onPostMain(Void avoid) {
            if (camera.isPresent()) {
                camera.get().setPreviewCallback(new Camera.PreviewCallback() {

                    @Override
                    public void onPreviewFrame(byte[] data, Camera camera) {
                        if (!CameraView.this.camera.isPresent()) {
                            return;
                        }
                        final int rotation = getCameraPictureOrientation();
                        final Size previewSize = camera.getParameters().getPreviewSize();
                        if (data != null) {
                            previewCallback.onPreviewFrame(new PreviewFrame(data, previewSize.width, previewSize.height, rotation));
                        }
                    }
                });
            }
        }
    });
}