Retrieving the image and then modify the image (adjusting colour etc..) - android

I am making an app for retrieving the image and then modify the image. So when doing the project in eclipse how can i virtually create an sd card in eclipse and also put some sample images to it.?Also can someone please mention any good source for retrieving images frm sd card ,modify it and then again save it to sd card?

In Eclipse in Window| AVD Manager create AVD with an SD card.
Then in DDMS perspective you can see the contents of that SD card in File Explorer tab.
You can also push/pull files to/from this virtual SD card.

Related

Android app says folder exists but I cant see it

I have an app I made on my old phone. It creates a folder called LocationTracker. When Im stepping through the code it says the folder exists. But I cant seem to browse to it when I connect my phone to the computer. I just checked my file explorer on my phone and i can browse to the folder there as well. According to that it is under the sd card, but i just cant see it on my PC.
Im rooting around in my file explorer on my phone. There appears to be 2 sd card folders. One is called sdcard1, and that seems to be my actual sd card. The other is called sd card. I think its an emulated one. I use Environment.getExternalStorageDirectory(), i thought that returned the sd card if one was available. If that is the case why is it using the emulated folder instead of the actual sd card folder? How do I fix this?
From Android documentation:
In devices with multiple "external" storage directories, this directory represents the "primary" external storage that the user will interact with. Access to secondary storage is available through
The rest of the sentence is sadly missing. However the methods are Context.getExternalFilesDirs() and Context.getExternalMediaDirs().

How to see the images saved in sd card android

I have set of images downloaded from internet and saved those images in sd card.I wan to view the images.But it is not found in gallery.Where to view the images in sd card.
Any help would be appreciated:)
If you are seeing in emulator then go to
DDMS->file Explorer->mnt->Sdcard
and if it is device then
DCIM or Download folder in sd Card...
See this screenshot
Look for DCIM or Download folder in sd Card

SQLite Database in Samsung Tab2 (External Micro sd card)

These are memory in my SAMSUNG TAB2.
1-Internal
2-Sdcard
3-**Extrenal_sdcard**(Removable memory) don't be confuse between sdcard and Extrenal_sdcard.
Extrenal_sdcard is micro sd card which we can remove from tab.
I was trying to create SQLite Database inside the Extrenal_sdcard(Removable).
But i didn't got success.
I was trying to do like what we do in Sdcard.
Environment.getExternalStorageState() +filename
but for Extrenal_sdcard(Removable) it was not working.
is it possible what i am trying to do or NOT.
please assist me.
Do not provide the link related How to create database in sdcard.
I got the answer.
WE need to provide this path for External Micro Sd card.
"/mnt/name_of_your_card/your_dbfile"
example:-
"/mnt/MyExternal_Card/My_database"
Thanks to this link.
How can I get external SD card path for Android 4.0+?

Haven't found SD Card folder on Android Emulator (Virtual device)?

Actually I am trying to create a SD Card space on my Android Emulator and I'm succeed into it. But the problem is that the folder of MyFile, is not available on Android Virtual device when i look for it on a click of a Apps option. And also not showing the space available when I look into the settings --> Storage.
But when i transferred one of Application into the sd card it shows the Total space and available space in sd card but still not able to found the folder of SD card memory.
How am I found it help me out please......
Thanks in Advance For any help or suggestion...............
Go to DDMS->File Explorer->mnt->sd card
Click on DDMS, select your Emulator from devices. From FileExplorer select mnt/sdcard. This is the path for the emulator's SDCard. But to look for installed application follow Riteeka's answer.
There is no folder named MyFile in emulator, and You can browse sdcard contents in FileExplorer. The path following sdcard is FileExplorer -> Data/Data/mnt/sdcard.
I think this might help you!!

what is file: in sdcard AVD creation

while creating AVD what is the use of File: in SDcard generally we will choose size:
what is file:
This is option is for using an existing SD card file, if you have one. For example, you can create two emulators sharing an SD card image. Hope this helps.
This input requites the path of the file which is made by tool mksdcard which is used to create a blank FAT32 image to be used with the Android emulator. This file will be mounted in emulator as external media storage.

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