Example usage for android.graphics ColorMatrixColorFilter ColorMatrixColorFilter

Introduction

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

Prototype

public ColorMatrixColorFilter(@NonNull float[] array) 

Source Link

Document

Create a color filter that transforms colors through a 4x5 color matrix.

Usage

From source file:com.aimfire.gallery.cardboard.PhotoActivity.java

public Bitmap toGrayscale(Bitmap bmpOriginal) {
    int width, height;
    height = bmpOriginal.getHeight();/*from  w w  w . j av  a2s  .  com*/
    width = bmpOriginal.getWidth();

    Bitmap bmpGrayscale = Bitmap.createBitmap(width, height, Bitmap.Config.RGB_565);
    Canvas c = new Canvas(bmpGrayscale);
    Paint paint = new Paint();
    ColorMatrix cm = new ColorMatrix();
    cm.setSaturation(0);
    ColorMatrixColorFilter f = new ColorMatrixColorFilter(cm);
    paint.setColorFilter(f);
    c.drawBitmap(bmpOriginal, 0, 0, paint);
    bmpOriginal.recycle();
    return bmpGrayscale;
}

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From source file:org.deviceconnect.android.manager.core.util.DConnectUtil.java

/**
 * ??Drawable??.//from w  w  w.ja va 2s . co m
 *
 * @param drawable ??Drawable
 * @return ??Drawable
 */
public static Drawable convertToGrayScale(final Drawable drawable) {
    Drawable clone = drawable.getConstantState().newDrawable().mutate();
    ColorMatrix matrix = new ColorMatrix();
    matrix.setSaturation(0.2f);
    ColorMatrixColorFilter filter = new ColorMatrixColorFilter(matrix);
    clone.setColorFilter(filter);
    return clone;
}

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From source file:io.plaidapp.ui.FeedAdapter.java

private void bindDribbbleShotHolder(final Shot shot, final DribbbleShotHolder holder) {
    final int[] imageSize = shot.images.bestSize();
    Glide.with(host).load(shot.images.best()).listener(new RequestListener<String, GlideDrawable>() {

        @Override//www.  j a  v  a 2  s.  c  o m
        public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target,
                boolean isFromMemoryCache, boolean isFirstResource) {
            if (!shot.hasFadedIn) {
                holder.image.setHasTransientState(true);
                final ObservableColorMatrix cm = new ObservableColorMatrix();
                ObjectAnimator saturation = ObjectAnimator.ofFloat(cm, ObservableColorMatrix.SATURATION, 0f,
                        1f);
                saturation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
                    @Override
                    public void onAnimationUpdate(ValueAnimator valueAnimator) {
                        // just animating the color matrix does not invalidate the
                        // drawable so need this update listener.  Also have to create a
                        // new CMCF as the matrix is immutable :(
                        if (holder.image.getDrawable() != null) {
                            holder.image.getDrawable().setColorFilter(new ColorMatrixColorFilter(cm));
                        }
                    }
                });
                saturation.setDuration(2000);
                saturation.setInterpolator(
                        AnimationUtils.loadInterpolator(host, android.R.interpolator.fast_out_slow_in));
                saturation.addListener(new AnimatorListenerAdapter() {
                    @Override
                    public void onAnimationEnd(Animator animation) {
                        holder.image.setHasTransientState(false);
                    }
                });
                saturation.start();
                shot.hasFadedIn = true;
            }
            return false;
        }

        @Override
        public boolean onException(Exception e, String model, Target<GlideDrawable> target,
                boolean isFirstResource) {
            return false;
        }
    }).placeholder(shotLoadingPlaceholders[holder.getAdapterPosition() % shotLoadingPlaceholders.length])
            .diskCacheStrategy(DiskCacheStrategy.SOURCE).fitCenter().override(imageSize[0], imageSize[1])
            .into(new DribbbleTarget(holder.image, false));
}

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From source file:edu.cloud.iot.reception.ocr.FaceRecognitionActivity.java

public Bitmap toGrayscale(Bitmap bmpOriginal) {
    int height = bmpOriginal.getHeight();
    int width = bmpOriginal.getWidth();

    Bitmap bmpGrayscale = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    Canvas c = new Canvas(bmpGrayscale);
    Paint paint = new Paint();
    ColorMatrix cm = new ColorMatrix();
    cm.setSaturation(0);//from   www  .  j a  v  a2 s. c o m

    ColorMatrixColorFilter f = new ColorMatrixColorFilter(cm);
    paint.setColorFilter(f);
    c.drawBitmap(bmpOriginal, 0, 0, paint);
    return bmpGrayscale;
}

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From source file:com.hannesdorfmann.FeedAdapter.java

private void bindDribbbleShotView(final Shot shot, final DribbbleShotHolder holder, final int position) {
    final BadgedFourThreeImageView iv = (BadgedFourThreeImageView) holder.itemView;
    Glide.with(host).load(shot.images.best()).listener(new RequestListener<String, GlideDrawable>() {

        @Override// ww  w  .j av a2s.c o m
        public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target,
                boolean isFromMemoryCache, boolean isFirstResource) {
            if (!shot.hasFadedIn) {
                iv.setHasTransientState(true);
                final ObservableColorMatrix cm = new ObservableColorMatrix();
                ObjectAnimator saturation = ObjectAnimator.ofFloat(cm, ObservableColorMatrix.SATURATION, 0f,
                        1f);
                saturation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
                    @Override
                    public void onAnimationUpdate(ValueAnimator valueAnimator) {
                        // just animating the color matrix does not invalidate the
                        // drawable so need this update listener.  Also have to create a
                        // new CMCF as the matrix is immutable :(
                        if (iv.getDrawable() != null) {
                            iv.getDrawable().setColorFilter(new ColorMatrixColorFilter(cm));
                        }
                    }
                });
                saturation.setDuration(2000);
                saturation.setInterpolator(
                        AnimationUtils.loadInterpolator(host, android.R.interpolator.fast_out_slow_in));
                saturation.addListener(new AnimatorListenerAdapter() {
                    @Override
                    public void onAnimationEnd(Animator animation) {
                        iv.setHasTransientState(false);
                    }
                });
                saturation.start();
                shot.hasFadedIn = true;
            }
            return false;
        }

        @Override
        public boolean onException(Exception e, String model, Target<GlideDrawable> target,
                boolean isFirstResource) {
            return false;
        }
    }).placeholder(shotLoadingPlaceholders[position % shotLoadingPlaceholders.length])
            .diskCacheStrategy(DiskCacheStrategy.ALL).into(new DribbbleTarget(iv, false));

    iv.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            iv.setTransitionName(iv.getResources().getString(R.string.transition_shot));
            iv.setBackgroundColor(ContextCompat.getColor(host, R.color.background_light));
            Intent intent = new Intent();
            intent.setClass(host, DribbbleShot.class);
            intent.putExtra(DribbbleShot.EXTRA_SHOT, shot);
            ActivityOptions options = ActivityOptions.makeSceneTransitionAnimation(host,
                    Pair.create(view, host.getString(R.string.transition_shot)),
                    Pair.create(view, host.getString(R.string.transition_shot_background)));
            host.startActivity(intent, options.toBundle());
        }
    });
}

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From source file:com.igniva.filemanager.fragments.Main.java

@Override
public void onActivityCreated(final Bundle savedInstanceState) {
    super.onActivityCreated(savedInstanceState);

    setHasOptionsMenu(false);//from  www .j  a  v  a2s  . co m
    //MAIN_ACTIVITY = (MainActivity) getActivity();
    initNoFileLayout();
    utils = new Futils();
    String x = PreferenceUtils
            .getSelectionColor(MainActivity.currentTab == 1 ? BaseActivity.skinTwo : BaseActivity.skin);
    skinselection = Color.parseColor(x);
    color = PreferenceUtils.calculatevalues(x);
    ColorMatrix colorMatrix = new ColorMatrix(PreferenceUtils.calculatefilter(color));
    colorMatrixColorFilter = new ColorMatrixColorFilter(colorMatrix);
    SHOW_HIDDEN = Sp.getBoolean("showHidden", false);
    COLORISE_ICONS = Sp.getBoolean("coloriseIcons", true);
    folder = res.getDrawable(R.drawable.ic_grid_folder_new);
    getSortModes();
    DARK_IMAGE = res.getDrawable(R.drawable.ic_doc_image_dark);
    DARK_VIDEO = res.getDrawable(R.drawable.ic_doc_video_dark);
    this.setRetainInstance(false);
    f = new HFile(HFile.UNKNOWN, CURRENT_PATH);
    f.generateMode(getActivity());
    MAIN_ACTIVITY.initiatebbar();
    ic = new IconHolder(getActivity(), SHOW_THUMBS, !IS_LIST);
    /*if (theme1 == 1) {
            
    listView.setBackgroundDrawable(new ColorDrawable(getResources().getColor(R.color.holo_dark_background)));
    } else {
            
    if (IS_LIST)
        listView.setBackgroundDrawable(new ColorDrawable(getResources().getColor(android.R.color.background_light)));
            
    }*/
    if (theme1 == 0 && !IS_LIST)
        listView.setBackgroundColor(getResources().getColor(R.color.grid_background_light));
    else
        listView.setBackgroundDrawable(null);

    listView.setHasFixedSize(true);
    columns = Integer.parseInt(Sp.getString("columns", "-1"));
    if (IS_LIST) {
        mLayoutManager = new LinearLayoutManager(getActivity());
        listView.setLayoutManager(mLayoutManager);
    } else {
        if (columns == -1 || columns == 0)
            mLayoutManagerGrid = new GridLayoutManager(getActivity(), 3);
        else
            mLayoutManagerGrid = new GridLayoutManager(getActivity(), columns);
        listView.setLayoutManager(mLayoutManagerGrid);
    }
    // use a linear layout manager
    footerView = getActivity().getLayoutInflater().inflate(R.layout.divider, null);
    dividerItemDecoration = new DividerItemDecoration(getActivity(), DividerItemDecoration.VERTICAL_LIST, false,
            SHOW_DIVIDERS);
    listView.addItemDecoration(dividerItemDecoration);
    mSwipeRefreshLayout.setColorSchemeColors(getResources().getColor(R.color.accent_yellow));
    DefaultItemAnimator animator = new DefaultItemAnimator();
    listView.setItemAnimator(animator);
    mToolbarContainer.getViewTreeObserver()
            .addOnGlobalLayoutListener(new ViewTreeObserver.OnGlobalLayoutListener() {
                @Override
                public void onGlobalLayout() {
                    if ((columns == 0 || columns == -1)) {
                        int screen_width = listView.getWidth();
                        int dptopx = dpToPx(115);
                        columns = screen_width / dptopx;
                        if (columns == 0 || columns == -1)
                            columns = 3;
                        if (!IS_LIST)
                            mLayoutManagerGrid.setSpanCount(columns);
                    }
                    if (savedInstanceState != null && !IS_LIST)
                        retrieveFromSavedInstance(savedInstanceState);
                    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.JELLY_BEAN) {
                        mToolbarContainer.getViewTreeObserver().removeOnGlobalLayoutListener(this);
                    } else {
                        mToolbarContainer.getViewTreeObserver().removeGlobalOnLayoutListener(this);
                    }
                }

            });
    if (savedInstanceState == null) {
        loadlist(CURRENT_PATH, false, openMode);

    } else {
        if (IS_LIST)
            retrieveFromSavedInstance(savedInstanceState);
    }
}

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From source file:com.pixelpixel.pyp.MainActivity.java

public void applyEffect() {
    final ColorMatrixColorFilter colorFilter = new ColorMatrixColorFilter(effectMatrix);
    /*Bitmap cBitmap = null;
    if (mMemoryCache.get("current") != null) {
        cBitmap = (Bitmap)mMemoryCache.get("current");
     }*///from w  w  w .  jav  a2  s  .  c om

    rBitmap = picture.copy(Bitmap.Config.ARGB_8888, true);
    Paint paint = new Paint();
    paint.setColorFilter(colorFilter);
    Canvas myCanvas = new Canvas(rBitmap);
    myCanvas.drawBitmap(rBitmap, 0, 0, paint);

    /*cBitmap.recycle();
    cBitmap = null;*/

    img.setImageBitmap(rBitmap);
    //Caching bitmaps
    mMemoryCache.remove("current");
    cacheBitmap("current", rBitmap);

}

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From source file:de.tap.easy_xkcd.utils.ThemePrefs.java

public ColorFilter getNegativeColorFilter() {
    float[] colorMatrix_Negative = { -1.0f, 0, 0, 0, 255, //red
            0, -1.0f, 0, 0, 255, //green
            0, 0, -1.0f, 0, 255, //blue
            0, 0, 0, 1.0f, 0 //alpha
    };/*from   w w  w .  ja v  a 2s .  c o  m*/
    return new ColorMatrixColorFilter(colorMatrix_Negative);
}

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From source file:io.plaidapp.core.ui.FeedAdapter.java

private void bindDribbbleShotHolder(final Shot shot, final DribbbleShotHolder holder, int position) {
    final Images.ImageSize imageSize = shot.getImages().bestSize();
    GlideApp.with(host).load(shot.getImages().best()).listener(new RequestListener<Drawable>() {

        @Override//  w  w  w  .  ja  v  a  2  s  . c  om
        public boolean onResourceReady(Drawable resource, Object model, Target<Drawable> target,
                DataSource dataSource, boolean isFirstResource) {
            if (!shot.getHasFadedIn()) {
                holder.image.setHasTransientState(true);
                final ObservableColorMatrix cm = new ObservableColorMatrix();
                final ObjectAnimator saturation = ObjectAnimator.ofFloat(cm, ObservableColorMatrix.SATURATION,
                        0f, 1f);
                saturation.addUpdateListener(valueAnimator -> {
                    // just animating the color matrix does not invalidate the
                    // drawable so need this update listener.  Also have to create a
                    // new CMCF as the matrix is immutable :(
                    holder.image.setColorFilter(new ColorMatrixColorFilter(cm));
                });
                saturation.setDuration(2000L);
                saturation.setInterpolator(getFastOutSlowInInterpolator(host));
                saturation.addListener(new AnimatorListenerAdapter() {
                    @Override
                    public void onAnimationEnd(Animator animation) {
                        holder.image.clearColorFilter();
                        holder.image.setHasTransientState(false);
                    }
                });
                saturation.start();
                shot.setHasFadedIn(true);
            }
            return false;
        }

        @Override
        public boolean onLoadFailed(@Nullable GlideException e, Object model, Target<Drawable> target,
                boolean isFirstResource) {
            return false;
        }
    }).placeholder(shotLoadingPlaceholders[position % shotLoadingPlaceholders.length])
            .diskCacheStrategy(DiskCacheStrategy.DATA).fitCenter()
            .transition(DrawableTransitionOptions.withCrossFade())
            .override(imageSize.getWidth(), imageSize.getHeight())
            .into(new DribbbleTarget(holder.image, false));
    // need both placeholder & background to prevent seeing through shot as it fades in
    holder.image.setBackground(shotLoadingPlaceholders[position % shotLoadingPlaceholders.length]);
    holder.image.setDrawBadge(shot.getAnimated());
    // need a unique transition name per shot, let's use it's url
    holder.image.setTransitionName(shot.getHtmlUrl());
    shotPreloadSizeProvider.setView(holder.image);
}

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From source file:io.plaidapp.ui.FeedAdapter.java

private void bindDribbbleShotHolder(final Shot shot, final DribbbleShotHolder holder, int position) {
    final int[] imageSize = shot.images.bestSize();
    Glide.with(host).load(shot.images.best()).listener(new RequestListener<String, GlideDrawable>() {

        @Override//from www .j  a v  a 2s . c o  m
        public boolean onResourceReady(GlideDrawable resource, String model, Target<GlideDrawable> target,
                boolean isFromMemoryCache, boolean isFirstResource) {
            if (!shot.hasFadedIn) {
                holder.image.setHasTransientState(true);
                final ObservableColorMatrix cm = new ObservableColorMatrix();
                final ObjectAnimator saturation = ObjectAnimator.ofFloat(cm, ObservableColorMatrix.SATURATION,
                        0f, 1f);
                saturation.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
                    @Override
                    public void onAnimationUpdate(ValueAnimator valueAnimator) {
                        // just animating the color matrix does not invalidate the
                        // drawable so need this update listener.  Also have to create a
                        // new CMCF as the matrix is immutable :(
                        holder.image.setColorFilter(new ColorMatrixColorFilter(cm));
                    }
                });
                saturation.setDuration(2000L);
                saturation.setInterpolator(getFastOutSlowInInterpolator(host));
                saturation.addListener(new AnimatorListenerAdapter() {
                    @Override
                    public void onAnimationEnd(Animator animation) {
                        holder.image.clearColorFilter();
                        holder.image.setHasTransientState(false);
                    }
                });
                saturation.start();
                shot.hasFadedIn = true;
            }
            return false;
        }

        @Override
        public boolean onException(Exception e, String model, Target<GlideDrawable> target,
                boolean isFirstResource) {
            return false;
        }
    }).placeholder(shotLoadingPlaceholders[position % shotLoadingPlaceholders.length])
            .diskCacheStrategy(DiskCacheStrategy.SOURCE).fitCenter().override(imageSize[0], imageSize[1])
            .into(new DribbbleTarget(holder.image, false));
    // need both placeholder & background to prevent seeing through shot as it fades in
    holder.image.setBackground(shotLoadingPlaceholders[position % shotLoadingPlaceholders.length]);
    holder.image.showBadge(shot.animated);
    // need a unique transition name per shot, let's use it's url
    holder.image.setTransitionName(shot.html_url);
}

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