When the Android system is started, it will automatically detect the SD card files and collect music files to generate a database file. We only need to access the information in the database table to obtain the required File Code as follows:
Obtain the cursor object to access the media resources in the cursor.
If (cursor. moveToFirst () {do {String title = curso
SD card. The process displays the time consumption, file size, and speed.
(4) There are multiple methods to view the copy object in the SD card. The first is to directly click the menu music in the simulator to play the video and you can see the tested song, or devtools->
semiconductor flash memory.
TF Card is a very small flash memory card, using SanDisk latest NAND MLC Technology and controller technology.
Difference between TF card and SD card 5: Use to differentiate
SD cards are widely use
New Android users may encounter SD card partitioning problems. Why partition? What are the shards? What is the partitioning method? These problems are actually very simple.
1. The purpose of the partition and the three main partitions of the SD card
The main purpose of SD
Address: http://www.cnblogs.com/TerryBlog/archive/2010/06/26/1765910.html
SD card for Android Simulators
In this example, you can directly specify the music file in the SD card for operations. How can we use the SD
You can transfer MP3 files from one memory card to cell phone memory by following the steps described below:
Insert the micro SD memory card into the storage card slot.
1. On the standby screen, click "Application".
2. Select "My Files".
3. Select the specified folder for the file store in the external Micro
phone's memory space. The specific method of operation is as follows:
1. Under the Standby page, click "Application".
2. Click on "My Files".
3. Click on "Device Storage".
4. Click the folder you want to move, and here take "Music" for example.
5. Hold down the file you want to move and click the "Menu" button in the upper right corner.
6. Click "Move".
7. Click on "
Open the Eclipse.exe main program of the desktop and come directly to his homepage.
Locate the window----Show view----Other button on the top of the tool
After opening, we click on Android to expand him.
After you expand, double-click the File Explorer tab below
The File Explorer tab will appear below
In the bottom we double click on the mnt---sdcard tab
With the SDcard tab selected, we click the button in the top right corner
Select Local songs, here we hint, we can only choose En
related applications in your device generally support the following file formats:
• Music: mp3, M4A, MP4, 3GP, 3GA, WMA, OGG, OGA, AAC and FLAC.
• Image: bmp, GIF, JPG, and PNG.
• Video: 3gp, MP4, AVI, WMV, FLV and mkv.
• File: doc, docx, xls, xlsx, ppt, pptx, pdf and txt.
In addition, some file formats are not supported and may be related to the software version of your device. Please download kiesfrom Samsung tocheck the current soft
the volume label of the virtual disk. This parameter does not exist.
4. Suffix of the Virtual File. img
Input mksdcard help in DOS.
2. After creating the sdcard, We need to load the sdcard in the simulator.
Window-> AVD Manager-select the simulator you are using-> Edit
Select File in the SD card option, select the newly created sdcard. IMG, and click Edit AVD to save the configuration.
3. Add files to the
, the emulator only supports virtual files larger than 8M.
3.-l command line parameters represent the volume label of the virtual disk and may not have this parameter.
4. The suffix of the virtual file. img
You can enter Mksdcard Help in DOS.
Second, after the creation of a good sdcard, we have to load the simulator SDcard
window-"AVD manager-" Select the simulator You use-"Edit"
Then select file in the SD c
I recently made a music player and needed to add MP3 files to the SD card. The following describes how to use sdcard.
The android simulator allows us to use the disk image in FAT32 format as the SD card simulation:
All of the following operations are performed in Windows1. C
1. Android7.0, the MP3 of the memory card is set as a ringtone, after the MP3 is removed, the ringtone in settings does not change, and the call tone does not change.Cause: New features of android7.0Google defaults to this design, in the process of selecting a ringtone, the deleted ringtone will be cached, after the ringtone is deleted, play as a cache file1. Google currently divides the ringtone into actual default ringtone and cache ringtone, which
parameter does not exist.
4. Suffix of the Virtual File. img
Input mksdcard help in DOS.
II,After creating the sdcard, We need to load the sdcard in the simulator.
Window-> AVD Manager-select the simulator you are using-> Edit
Select File in the SD card option, select the newly created sdcard. IMG, and click Edit AVD to save the configuration.
3. Add files to the sdcard of the simulator. (Note:
I recently made a music player and needed to add mp3 files to the SD card. The following describes how to use sdcard.The Android simulator allows us to use the disk image in fat32 format as the SD card simulation:All of the following operations are performed in windows1. Cre
Recommended * * * Some unnecessary junk files:Get rid of the folders you don't know, you can save space and ensure software stability, you know such as camera, Ringtones, Recorder, Photo, Music, Backup, video retentionI just kept the 7 personal-related folders, the rest of the files are all lost, rest assured, very safeInexplicable lag, restart, the crash is often hidden under the SD
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