Example usage for android.graphics PixelFormat YCbCr_420_SP

Introduction

In this page you can find the example usage for android.graphics PixelFormat YCbCr_420_SP.

Prototype

int YCbCr_420_SP

To view the source code for android.graphics PixelFormat YCbCr_420_SP.

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Usage

From source file:com.gsma.rcs.ri.sharing.video.OutgoingVideoSharing.java

/**
 * Start the camera preview/*from w ww.  j a v a2  s.  c o m*/
 */
private void startCameraPreview() {
    if (mCamera == null) {
        return;

    }
    // Camera settings
    Camera.Parameters p = mCamera.getParameters();
    p.setPreviewFormat(PixelFormat.YCbCr_420_SP);

    // Orientation
    Display display = ((WindowManager) getSystemService(WINDOW_SERVICE)).getDefaultDisplay();
    switch (display.getRotation()) {
    case Surface.ROTATION_0:
        if (LogUtils.isActive) {
            Log.d(LOGTAG, "ROTATION_0");
        }
        if (mOpenedCameraId == CameraOptions.FRONT) {
            mVideoPlayer.setOrientation(Orientation.ROTATE_90_CCW);
        } else {
            mVideoPlayer.setOrientation(Orientation.ROTATE_90_CW);
        }
        mCamera.setDisplayOrientation(90);
        break;

    case Surface.ROTATION_90:
        if (LogUtils.isActive) {
            Log.d(LOGTAG, "ROTATION_90");
        }
        mVideoPlayer.setOrientation(Orientation.NONE);
        break;

    case Surface.ROTATION_180:
        if (LogUtils.isActive) {
            Log.d(LOGTAG, "ROTATION_180");
        }
        if (mOpenedCameraId == CameraOptions.FRONT) {
            mVideoPlayer.setOrientation(Orientation.ROTATE_90_CW);
        } else {
            mVideoPlayer.setOrientation(Orientation.ROTATE_90_CCW);
        }
        mCamera.setDisplayOrientation(270);
        break;

    case Surface.ROTATION_270:
        if (LogUtils.isActive) {
            Log.d(LOGTAG, "ROTATION_270");
        }
        if (mOpenedCameraId == CameraOptions.FRONT) {
            mVideoPlayer.setOrientation(Orientation.ROTATE_180);
        } else {
            mVideoPlayer.setOrientation(Orientation.ROTATE_180);
        }
        mCamera.setDisplayOrientation(180);
        break;
    }

    // Check if preview size is supported
    if (isPreviewSizeSupported(p, mVideoWidth, mVideoHeight)) {
        // Use the existing size without resizing
        p.setPreviewSize(mVideoWidth, mVideoHeight);
        // TODO videoPlayer.activateResizing(videoWidth, videoHeight); //
        // same size = no
        // resizing
        if (LogUtils.isActive) {
            Log.d(LOGTAG, "Camera preview initialized with size " + mVideoWidth + "x" + mVideoHeight);
        }
    } else {
        // Check if can use a other known size (QVGA, CIF or VGA)
        int w = 0;
        int h = 0;
        for (Camera.Size size : p.getSupportedPreviewSizes()) {
            w = size.width;
            h = size.height;
            if ((w == H264Config.QVGA_WIDTH && h == H264Config.QVGA_HEIGHT)
                    || (w == H264Config.CIF_WIDTH && h == H264Config.CIF_HEIGHT)
                    || (w == H264Config.VGA_WIDTH && h == H264Config.VGA_HEIGHT)) {
                break;
            }
        }

        if (w != 0) {
            p.setPreviewSize(w, h);
            // TODO does not work if default sizes are not supported like
            // for Samsung S5 mini
            // mVideoPlayer.activateResizing(w, h);
            if (LogUtils.isActive) {
                Log.d(LOGTAG, "Camera preview initialized with size " + w + "x" + h + " with a resizing to "
                        + mVideoWidth + "x" + mVideoHeight);
            }
        } else {
            // The camera don't have known size, we can't use it
            if (LogUtils.isActive) {
                Log.d(LOGTAG,
                        "Camera preview can't be initialized with size " + mVideoWidth + "x" + mVideoHeight);
            }
            Toast.makeText(this, getString(R.string.label_session_failed, "Camera is not compatible"),
                    Toast.LENGTH_SHORT).show();
            quitSession();
            return;

        }
    }

    // Set camera parameters
    mCamera.setParameters(p);
    try {
        mCamera.setPreviewDisplay(mVideoView.getHolder());
        mCamera.startPreview();
        mCameraPreviewRunning = true;
    } catch (Exception e) {
        mCamera = null;
    }
}

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