camera

Convert Image to B&W problem CGContext - iPhone Dev

Hello, I am using a method to convert images taken with the camera into black and white. The problem I'm running into is that if the picture is taken in Portrait mode, it rotates and stretches in the next view. But, if is taken in landscape it is just find. I can only duplicate this bug when I convert the image to Black And White. Here...

Help needed with a script to copy photos from an iPhone / camera that does not mount with a drive letter

I would like to copy all photos from an iPhone to a computer. The iPhone does not mount with a drive letter. Can you have a look at this script, I only have a basic understanding of VB and cannot get it to work. See Urek's post here: http://social.technet.microsoft.com/Forums/en-US/ITCG/thread/67ee3a21-23a6-4f79-8381-50a7580ebf0a ...

OpenCV with GigE Vision Cameras

Hello: I need to use OpenCV with a GigE Vision Ethernet Camera, but i couldn't find much useful information on how to do this, any pointers, documents and example code? Basically, i just need to read frames from the camera. Thanks! ...

iPhone Screenshots

Hi all, I've been using UIGetScreenImage() to get a screenshot of a UIImagePickerController. Basically I use the camera overlay and then when I take the screenshot, I have the image that the camera preview had been showing and my overlay on there too, which is exactly what I need. Now UIGetScreenImage() has been banned, I've not been a...

what method do you use to capture image with camera in your application ?

I am using C# to develop, I want to use a camera to capture a image in my application. As far as I know, there are two choices: WebCam with [DllImport("avicap32.dll", EntryPoint="capCreateCaptureWindowA")] And use this function to capture image into clipboard, and then our application can get the image. Choice 2: Use directX t...

How to capture preview image frames from Camera Application in Android Programming?

I am writing an app to capture the camera preview frames and convert it to bitmap in Android. Here is my code: Camera.PreviewCallback previewCallback = new Camera.PreviewCallback() { public void onPreviewFrame(byte[] data, Camera camera) { try { ...

Developing apps for camera roll access

Is anyone developing anything with this? I'm concerned if I use images/videos from the camera roll without saving to the bundle that if the user messes with their image library all the album creation and fancy indexing (as a generic example) of the images will end up with missing media from said albums etc. Is it practical to save to ...

UIImagePickerController Camera Source causing the app to crash

I am getting a "Received memory warning. Level = 1" when I use UIImagePickerControllerSourceTypeCamera. If i access the camera immediately after entering the application, I get "Received memory warning. Level=1" but when i select the camera option after accessing all the other functionality in the application, the app crashes while th...

How can I control the visual affect with Camera class?

I've checked the document: http://help.adobe.com/en_US/AS3LCR/Flash_10.0/flash/media/Camera.html But still don't find info on how to control the visual affect(like lightness, saturation and so on) of my pc camera. Is that kind of job possible with actionscript? ...

Is it possible to apply different Camera Settings to different NetStreams while publish one camera source with flash media server?

I'm told that it's impossible to adjust FPS,video size and quality per the bitrate while playing a live stream, so is it possible to publish one camera source with different settings to different NetStreams in FMS? ...

Configuring DSVL to show camera images from Logitech9000 webcam

I am trying to view camera feed from a Logitech9000 camera using DSVL(DirectShow Video Library) http://sourceforge.net/projects/dsvideolib/. The xml file currently looks as below: <?xml version="1.0" encoding="UTF-8"?> <dsvl_input xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="C:\Documents and Setti...

how to start camera programmatically in android??

I want to record and then upload that on server using camera but without any notification. Is their any way to start camera programmatically in video mode with screen remain off?? ...

UIImagePickerController cameraViewTransform acts differently in iOS 4

Hi folks, I upgraded both my iPhone and SDK to iOS 4.0.1 and now my App doesn't run the same way it was running in iOS 3.x. My App uses the UIImagePickerController with a custom cameraOverlayView (which I'll suppress in this post). The main point is that I need to see the iphone camera in fullscreen mode. To go straight to the problem, ...

adobe flash cs5: actionscript 3

When I preview this the video quality is really bad, and I don't know of anyway to improve it. There is Camera.setQuality but it is only for use with flash media center. import flash.media.Camera; var cam = Camera.getCamera(); var video = new Video( ); video.attachCamera( cam ); addChild( video ); ...

Android CameraPreview sample in API Demos - preview is incorrect size after long press on Home on Motorola Droid

I am testing the Android CameraPreview demo on a Motorola Droid running 2.1-update1. If, while the activity is running, I press Home and then do a long press on Home to return to it, the preview image is the wrong size. Opening the physical keyboard corrects the issue - I'm guessing that a configurationChange is fired, the surface gets...

iOS photo library totaly changed

Hello All. Till iPhone OS 4 I have red /var/mobile/Media/DCIM/APPLE100 JPG files and extracted exif information such as location, thumbnails and other. In the iOS4 situation totally changed. The JPGs disappeared and I have no idea where to get locational information an open pictures. Give me your light, please. ...

Android converting a JPEG from a Nexus one to a MJPEG stream

Hi, I want to send video from the phone (Nexus one) to other devices on the network. I know Android supports video encoders/decoders. But for now the other devices can only accept Base64 encoded JPEG images. Has anyone done something like this or can provide pointers to if and how it can be done ? Thanks. ...

(Follow-up question) How to make a 2D camera that follows a sprite? [for XNA-game]

I was looking for tutorials on the net for a 2d camera that follows a sprite and I found a reply from this site: (http://stackoverflow.com/questions/712296/xna-2d-camera-engine-that-follows-sprite) I made a simple game where in the sprite is loaded at the center of the game screen and it moves according to the direction I press from m...

Is it possible to make 1 pc camera work at 2 different modes simultaneously?

By mode here I mean video width,height and FPS(frame per second) I guess maybe some kinda driver can manage to do this? ...

Android Converting from NV21 Preview Format on Nexus one to JPEG

Hi, How can I convert from NV21 to JPEG. Currently, NV21 is the only previewFormat that is supported by the camera on a Nexus One (running Android 2.2). Thanks. ...