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takepicture method

carmine_n_
初學者
2,314 檢視

i am using the takepicture method but when i display the pic it is huge.

how do you control the size of it when you display it?

thanks.

 

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13 回應
Anusha_M_Intel1
2,314 檢視

The only way I can think of resizing the image is by using inline CSS rules. But it looks like you are using the deprecated Intel XDK APIs. We strongly encourage our users to switch to their Cordova counterparts because the Intel XDK ones are no longer maintained. Check out the cordova camera plugin instead - https://github.com/apache/cordova-plugin-camera. We also use this plugin in our Image Capture sample that ships with the XDK. 

carmine_n_
初學者
2,314 檢視

i will try it.

thanks.

 

carmine_n_
初學者
2,314 檢視

any idea why i am getting a camera is not defined error?

thanks...

 

/*cordova plugin add cordova-plugin-camera*/

 /* button  Camera */

     
   navigator.camera.getPicture(onSuccess, onFail, { quality: 50,
    destinationType: Camera.DestinationType.FILE_URI });

     
function onSuccess(imageURI) {
    var image = document.getElementById('myImage');
    image.src = imageURI;
}

function onFail(message) {
    alert('Failed because: ' + message);
}

      document.addEventListener("deviceready", onDeviceReady, false);
function onDeviceReady() {
    console.log(navigator.camera);
}
     

 

 

 

 

John_H_Intel2
員工
2,314 檢視

Did you select the camera plugin in the project settings?

Do you have a javascript error somewhere in your code?

carmine_n_
初學者
2,314 檢視

i do not see the camera plugin.

i started with the tabview template.

the error is 'camera' is not defined.

do i need to start over?

thanks.

 

Anusha_M_Intel1
2,314 檢視

@Carmine,

The tabview template is not a cordova template. It is Standard HTML 5. Read this to know the difference - https://software.intel.com/en-us/xdk/docs/using-the-projects-tab#projtypes

It looks like you need a Cordova app. Follow the link above and you will see how you can upgrade your existing HTML5 app to Cordova from the Project tab. Just click on the little Cordova icon next to Upgrade and it will convert it for you. You will then see that you project type has become 'HTML5+Cordova' and it now has a 'Plugin Management' section. Expand it and add plugins. Camera plugin is listed second in the core plugins list. 

carmine_n_
初學者
2,314 檢視

Thanks.

I did all of that and I can get the camera to take the picture, but it won't display.

I don't see where to specify a location to display the pic.

Am I missing something or is it a bug with my samsung s4 mini?

Thanks again.

 

Amrita_C_Intel
2,314 檢視

Hello Carmine,

This might help.

Take a photo and retrieve the image's file location:

navigator.camera.getPicture(onSuccess, onFail, { quality: 50,
    destinationType: Camera.DestinationType.FILE_URI });

function onSuccess(imageURI) {
    var image = document.getElementById('myImage');
    image.src = imageURI;
}

function onFail(message) {
    alert('Failed because: ' + message);
}
carmine_n_
初學者
2,314 檢視

i tried that and when i click the camera button, the camera opens up, i take the pic, hit save, and it just goes back to the screen with the camera button. the pic is gone.

any ideas?

thanks again.

 

Amrita_C_Intel
2,314 檢視

Adding on that you need to specify html tag for myImage and set to height and width 100% so it will solve the sizing problem too.

For example:

<img src="myImage" height="100" width="100">

carmine_n_
初學者
2,314 檢視

getting closer, but it still won't display.

pic is attached.

thanks.

 

carmine_n_
初學者
2,314 檢視

i just noticed a 'camera is not defined' error.

pic is attached.

thanks.

 

PaulF_IntelCorp
2,314 檢視

Why don't you try the sample we've got, first: https://github.com/gomobile/sample-image-capture it's in the "samples and demos" section of the "start a new project" from the Projects tab

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