image – Generate Thumbnail of Pdf in Android-ThrowExceptions

Exception or error: I want to generate the image(thumbnail) from pdf file just like done by WhatsApp as shown below I have tried PDFBox (https://github.com/TomRoush/PdfBox-Android) Tika (compile ‘org.apache.tika:tika-parsers:1.11’) AndroidPdfViewer (https://github.com/barteksc/AndroidPdfViewer) and still unable to find a way to generate image from pdf. PDFBox: There is a github issue that deals with this problem (https://github.com/TomRoush/PdfBox-Android/issues/3) but …

layout – Android custom RatingBar image artifacts-ThrowExceptions

Exception or error: I implemented a custom RatingBar in an application on my ListView items. Custom style ratingbar_red.xml: <?xml version=”1.0″ encoding=”UTF-8″?> <layer-list xmlns:android=”http://schemas.android.com/apk/res/android”> <item android:id=”@android:id/background” android:drawable=”@drawable/star_off” /> <item android:id=”@android:id/secondaryProgress” android:drawable=”@drawable/star_on” /> <item android:id=”@android:id/progress” android:drawable=”@drawable/star_on” /> </layer-list> Here’s part of ListItem layout: <LinearLayout android:layout_width=”fill_parent” android:layout_height=”wrap_content” android:orientation=”horizontal” android:paddingLeft=”15dp” > <RatingBar android:id=”@+id/li_company_rating” android:layout_width=”wrap_content” android:layout_height=”wrap_content” android:layout_marginTop=”15dp” android:layout_marginBottom=”1dp” android:isIndicator=”true” android:numStars=”5″ …

OpenCV image comparison in Android-ThrowExceptions

Exception or error: [EDIT] I have devised some code for image comparison. The matching part is still a bit flawed and I would love some assitance. The project can be found at – GitHub. I have these two images Img1 and Img2: When I use the following command in openCV Mat img1 = Highgui.imread(“mnt/sdcard/IMG-20121228.jpg”); Mat …

java – Modifying the resource image of Progress Bar-ThrowExceptions

Exception or error: I want to create a progress bar for Android. I have four images for my square shaped progress bar. I am using the android defined progress bar: <ProgressBar android:layout_width=”wrap_content” android:layout_height=”wrap_content” style=”@android:style/Widget.ProgressBar.Small” android:layout_marginRight=”5dp” /> But if I want to make a square instead of the circle how can I do it? How do …

uri – How to use setImageUri() on Android-ThrowExceptions

Exception or error: Can you help me please? I’ve tried : ImageButton imgbt=(ImageButton)findViewById(R.id.imgbutton); Uri imgUri=Uri.parse(“/data/data/MYFOLDER/myimage.png”); imgbt.setImageUri(imgUri); but I didn’t see anything, simply a void button. How to solve: ImageView.setImageUri only works for local Uri, ie a reference to a local disk file, not a URL to an image on the network. Here is an example …

(Android)How can I show a part of image?-ThrowExceptions

Exception or error: I have an image like this-> And I want to show like this-> Then I can choose how much I can see(0~1,0=can not see,1=Whole picture,0.5=half picture,….etc,read from user input) How to do that? I tried to use android:scaleType but it is not working. How to solve: My best suggestion is to wrap …