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This article describes the Android programming method for reading local SD card images. Share to everyone for your reference, specific as follows:
Private Bitmap Getdiskbitmap (String pathstring)
{
Bitmap Bitmap = null;
Try
{
File File = new file (pathstring);
if (file.exists ())
{
bitmap = Bitmapfactory.decodefile (pathstring);
}
two different ways:First, the window interface operation1. Open DDMS page2. Open the File Explorer page, if not, at window---Show View-->file Explorer3, generally in mnt--sdcard4. In SDcard, click on the destination folder where you want to put the file, such as mp3 folder5, click on the folder, on the right side of the File Explorer page, there are two icons, one is pull, one is Push,pull will be mp3 inside the file pulled out, push is the outside, such as the files on the hard drive into the M
I recently studied Android and found many bugs in the latest version 4.0.3. I am sorry that the "Google input method has stopped running" camera device has stopped running and so on, so I switched to 2.2 for learning! Occasionally, you need to drop the file into the SD card for an instance during learning. The following figures can be used to complete this operat
Need to quickly extract pictures and video thumbnails to directly access Android.provider.MediaStore.Images.Thumbnails And android.provider.MediaStore.Video.Thumbnails These two databases, you can query the thumbnail.
How do you judge a document? You can traverse the database by cursor, comparing the value of the Internal_content_uri field, which is a URI that holds the full path to the multimedia file on the Android phone's
Based on the tesseract of open source, we made an identity card recognition app.Picture Resources is Baidu looking for, and mobile phone to the computer screen to take pictures, shoot a lot of patterns, the impact is relatively large, so the error is not small, measured on their own identity card photo will be much better.:1. Shooting2. IdentificationIdea: The program cuts the ID and then calls tesseract id
Step 1. Open the Application Menu
1. Under the Standby page, click on the lower left corner menu key, select "Set".
2. Slide up the screen and select "Application".
Step 2. Select a program and click "Move to USB storage"
Select the application you want to move to the installed applications on the storage card and click "
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