Android 如何解决；位图无效"；从联机获取图像时出错
我正在尝试制作一个应用程序，显示来自在线数据库的图像。但我想使用调色板API从每个图像中获得鲜艳的颜色。但我想我不知道如何使用位图解码资源方法或调色板。请指导我如何在联机URL或URI图像文件中使用带调色板的Bitmap factory.decoderResourceAndroid 如何解决；位图无效"；从联机获取图像时出错,android,android-bitmap,bitmapfactory,color-palette,android-palette,Android,Android Bitmap,Bitmapfactory,Color Palette,Android Palette,我正在尝试制作一个应用程序，显示来自在线数据库的图像。但我想使用调色板API从每个图像中获得鲜艳的颜色。但我想我不知道如何使用位图解码资源方法或调色板。请指导我如何在联机URL或URI图像文件中使用带调色板的Bitmap factory.decoderResource 170 Bitmap photo = BitmapFactory.decodeResource(getResources(), mCursor.getPosition()); 171 Palette.generateA
170 Bitmap photo = BitmapFactory.decodeResource(getResources(), mCursor.getPosition());
171 Palette.generateAsync(photo, new Palette.PaletteAsyncListener() {
public void onGenerated(Palette palette) {
int bgColor = palette.getLightVibrantColor(getApplicationContext().getResources().getColor(android.R.color.black));
holder.placeNameHolder.setBackgroundColor(bgColor);
}
});
170 Bitmap photo = BitmapFactory.decodeResource(getResources(), mCursor.getPosition());
171 Palette.generateAsync(photo, new Palette.PaletteAsyncListener() {
public void onGenerated(Palette palette) {
int bgColor = palette.getLightVibrantColor(getApplicationContext().getResources().getColor(android.R.color.black));
holder.placeNameHolder.setBackgroundColor(bgColor);
}
});
170 Bitmap photo = BitmapFactory.decodeResource(getResources(), mCursor.getPosition());
171 Palette.generateAsync(photo, new Palette.PaletteAsyncListener() {
public void onGenerated(Palette palette) {
int bgColor = palette.getLightVibrantColor(getApplicationContext().getResources().getColor(android.R.color.black));
holder.placeNameHolder.setBackgroundColor(bgColor);
}
});
10-29 17:39:42.067 31692-31750/com.example.xyzreader E/libEGL: load_driver(/system/lib/egl/libGLES_emulation.so): dlopen failed: library "/system/lib/egl/libGLES_emulation.so" not found
10-29 17:39:42.282 31692-31692/com.example.xyzreader E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.xyzreader, PID: 31692
java.lang.IllegalArgumentException: Bitmap is not valid
at android.support.v7.graphics.Palette$Builder.<init>(Palette.java:616)
at android.support.v7.graphics.Palette.from(Palette.java:100)
at android.support.v7.graphics.Palette.generateAsync(Palette.java:134)
at com.example.xyzreader.ui.ArticleListActivity$Adapter.onBindViewHolder(ArticleListActivity.java:171)
at com.example.xyzreader.ui.ArticleListActivity$Adapter.onBindViewHolder(ArticleListActivity.java:125)
at android.support.v7.widget.RecyclerView$Adapter.onBindViewHolder(RecyclerView.java:6062)
at android.support.v7.widget.RecyclerView$Adapter.bindViewHolder(RecyclerView.java:6095)
at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5277)
at android.support.v7.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:5153)
at android.support.v7.widget.LayoutState.next(LayoutState.java:100)
at android.support.v7.widget.StaggeredGridLayoutManager.fill(StaggeredGridLayoutManager.java:1568)
at android.support.v7.widget.StaggeredGridLayoutManager.onLayoutChildren(StaggeredGridLayoutManager.java:678)
at android.support.v7.widget.StaggeredGridLayoutManager.onLayoutChildren(StaggeredGridLayoutManager.java:600)
at android.support.v7.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:3374)
at android.support.v7.widget.RecyclerView.dispatchLayout(RecyclerView.java:3183)
at android.support.v7.widget.RecyclerView.onLayout(RecyclerView.java:3627)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.support.v4.widget.SwipeRefreshLayout.onLayout(SwipeRefreshLayout.java:630)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.support.design.widget.CoordinatorLayout.layoutChild(CoordinatorLayout.java:1142)
at android.support.design.widget.CoordinatorLayout.onLayoutChild(CoordinatorLayout.java:836)
at android.support.design.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:850)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1741)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1585)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1494)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1741)
at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1585)
at android.widget.LinearLayout.onLayout(LinearLayout.java:1494)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.widget.FrameLayout.layoutChildren(FrameLayout.java:323)
at android.widget.FrameLayout.onLayout(FrameLayout.java:261)
at com.android.internal.policy.DecorView.onLayout(DecorView.java:724)
at android.view.View.layout(View.java:17519)
at android.view.ViewGroup.layout(ViewGroup.java:5612)
at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:2342)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2069)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1246)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6301)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:871)
at android.view.Choreographer.doCallbacks(Choreographer.java:683)
10-29 17:39:42.282 31692-31692/com.example.xyzreader E/AndroidRuntime: at android.view.Choreographer.doFrame(Choreographer.java:619)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:857)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6077)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:865)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:755)
10-29 17:39:42.067 31692-31750/com.example.xyzreader E/libEGL:load_驱动程序（/system/lib/egl/libGLES_emulation.so）：dlopen失败：library”/system/lib/egl/libGLES_emulation.so“未找到”
10-29 17:39:42.282 31692-31692/com.example.xyzreader E/AndroidRuntime:致命异常：main
进程：com.example.xyzreader，PID:31692
java.lang.IllegalArgumentException:位图无效
在android.support.v7.graphics.palete$Builder上（palete.java:616）
位于android.support.v7.graphics.palete.from（palete.java:100）
位于android.support.v7.graphics.palete.generateAsync（palete.java:134）
在com.example.xyzreader.ui.ArticleListActivity$Adapter.onBindViewHolder（ArticleListActivity.java:171）上
在com.example.xyzreader.ui.ArticleListActivity$Adapter.onBindViewHolder（ArticleListActivity.java:125）上
位于android.support.v7.widget.RecyclerView$Adapter.onBindViewHolder（RecyclerView.java:6062）
位于android.support.v7.widget.RecyclerView$Adapter.bindViewHolder（RecyclerView.java:6095）
位于android.support.v7.widget.RecyclerView$Recycler.getViewForPosition（RecyclerView.java:5277）
位于android.support.v7.widget.RecyclerView$Recycler.getViewForPosition（RecyclerView.java:5153）
位于android.support.v7.widget.LayoutState.next（LayoutState.java:100）
位于android.support.v7.widget.StaggedGridLayoutManager.fill（staggedGridLayoutManager.java:1568）
位于android.support.v7.widget.StaggedGridLayoutManager.onLayoutChildren（staggedGridLayoutManager.java:678）
位于android.support.v7.widget.StaggedGridLayoutManager.onLayoutChildren（staggedGridLayoutManager.java:600）
位于android.support.v7.widget.RecyclerView.dispatchLayoutStep2（RecyclerView.java:3374）
位于android.support.v7.widget.RecyclerView.dispatchLayout（RecyclerView.java:3183）
位于android.support.v7.widget.RecyclerView.onLayout（RecyclerView.java:3627）
位于android.view.view.layout（view.java:17519）
位于android.view.ViewGroup.layout（ViewGroup.java:5612）
位于android.support.v4.widget.SwipeRefreshLayout.onLayout（SwipeRefreshLayout.java:630）
位于android.view.view.layout（view.java:17519）
位于android.view.ViewGroup.layout（ViewGroup.java:5612）
位于android.support.design.widget.CoordinatorLayout.layoutChild（CoordinatorLayout.java:1142）
位于android.support.design.widget.CoordinatorLayout.onLayoutChild（CoordinatorLayout.java:836）
位于android.support.design.widget.CoordinatorLayout.onLayout（CoordinatorLayout.java:850）
位于android.view.view.layout（view.java:17519）
位于android.view.ViewGroup.layout（ViewGroup.java:5612）
位于android.widget.FrameLayout.layoutChildren（FrameLayout.java:323）
位于android.widget.FrameLayout.onLayout（FrameLayout.java:261）
位于android.view.view.layout（view.java:17519）
位于android.view.ViewGroup.layout（ViewGroup.java:5612）
位于android.widget.LinearLayout.setChildFrame（LinearLayout.java:1741）
位于android.widget.LinearLayout.layoutVertical（LinearLayout.java:1585）
Picasso.with(getActivity())
.load(mCursor.getString(ArticleLoader.Query.PHOTO_URL))
.into(Imagebar, new com.squareup.picasso.Callback() {
@Override
public void onSuccess() {
Bitmap bitmap = ((BitmapDrawable) Imagebar.getDrawable()).getBitmap();
if (bitmap != null) {
Palette.from(bitmap)
.generate(new Palette.PaletteAsyncListener() {
@Override
public void onGenerated(Palette palette) {
Palette.Swatch vibrantSwatch = palette.getDominantSwatch();
if (vibrantSwatch != null) {
bylineView.setBackgroundColor(vibrantSwatch.getRgb());
bylineView.setTextColor(vibrantSwatch.getTitleTextColor());
coordinatorLayout.setBackgroundColor(vibrantSwatch.getPopulation());
}
}
});
}
}
@Override
public void onError() {
Snackbar snackbar = Snackbar
.make(coordinatorLayout, "Error on image load.", Snackbar.LENGTH_LONG);
snackbar.show();
}
});