ActionScript 3.0 :: Creating An Image Procedurally?
Apr 3, 2009
how to draw pixels onto a blank canvas, whereby I can set the exact pixel location and the exact colour of the pixel? Then, could you also show me how I could do the exact reverse - extract the colour of a pixel in an image given the location?Basically I want to encode some data into an image, save it as a png (I'm okay with the saving to png bit), import the image into another program and extract the data.
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May 29, 2009
If I change the value of a variable that two different classes can see (in a custom global class, for instance), and then immediately dispatch an event that the other class is listening for, will tracing that variable in the listening class reflect the variable's new value? In other words, does code that executes in another class that's called from a dispatched event elsewhere still run procedurally, or is there some sort of asynchronous thing going on, where the class that dispatched continues on to the next line of code in its own class without regard for what may or may not happen in the other class?
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Feb 1, 2010
We're building a web-based application that requires heavy image processing. We'd like this processing load to be on the client as much as possible and we'd like to support as much platforms (even mobiles) as much as possible. Here's the info: Image processing is rasterization from some data. Think like creating a PNG image from a PDF file. We don't have a lot of server power. So client-side processing is a bit of a must.
So, we're considering: Flash - most widespread, but from what i read has lackluster development tools. (and no iPhone/iPad support for now). Silverlight - allows us to use .NET CLR, so a big ++ (a lot of code is in .NET). But is not supported for most mobiles ( rumored android support in the future) HTML5 + Javascript - probably the most "portable" option. The problem is having to rewrite all that image processing code in Javascript.
Clarification: I don't need further ideas on what libraries are available for Silverlight and Javascript. My dilemma is choosing Silverlight means no support for most mobiles choosing Flash means we have to redevelop most of our code AND no iPhone/iPad support HTML5 + Javascript we have to redevelop most of our code and not fully supported yet in all browsers choosing two (Silverlight + Flash) will be too costly Any out-of-the-box or bright ideas / alternatives
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Mar 2, 2011
I am creating an image gallery and the images change but change right back to the original image. I had it working yesterday but today it doesn't work.
[Code]...
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Jul 29, 2010
I did this tutorial just fine in as3 and worked out well. But recently I had to switch my project from as3 to as2 to link buttons to scenes. Now I have a ton of compiler errors from the switch. I was wondering if I can still make this tutorial work out for me in as2, if so what do I have to change? [URl]Heres some of the scripting I did from the tutorial in my project.
stop();
btn1.addEventListener(MouseEvent.CLICK,play1);
function play1(event:MouseEvent):void{
[code]....
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Sep 22, 2008
Is there a way to read in an existing image and write out a smaller, jpeg version?
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Oct 25, 2011
My issue -I drawing with the pencile over the image and want to erase that graphic but not able to suucees please give some solution.My backgroud page is image and i am adding zoomIn/ZoomOut functionality to image. Is there solution to erase only graphic part and Image will remain as it is?
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May 28, 2010
am trying to find a way to display an image (a shelf with various pieces of art.) I want each piece to be a link where the user can click on it, and it will pop up in a new window, or an area below the main image where it will show a larger, up-close view, with details, such as price, meanings, ect.
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Jul 3, 2006
this relates to the tutorial posted by kirupa on creating an image slideshow using xml with actionscript: [URL] this slideshow is great, but i'm wondering whether it is possible to start it in the middle of the sequence. so, for instance could one button load a swf file with code that would start the slideshow at, say, frame 5 out of 10? i understand how the actionscript for this works, but am running into deadends on how to get the xml more specific. oh, and i'm using flash 8 for this.
[Code]...
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Feb 1, 2010
I'm trying to build a picture viewer that can be used in every way. So it's important for me to make everything dynamic. I have a xml file that I load and then I read all the images and I want a border surrounding the image. I've made a new sprite to load everything in, I made a second sprite to load the images and that second sprite should be behind every image but it will only show behind the first image.
<code>
main_container = new Sprite();
main_container.x=containerX;
[code].....
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Mar 16, 2009
I have an app that lets you upload a photo and mask part of it. I want now to press a button that takes a screengrab of the flash player and saves it to the server.I'm aware this will require scripting to talk to the server but for the flash part of taking a I've even considered using fscommand to somehow access the printscreen function but don't think this will work after checking the documentation.
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Feb 5, 2010
I have created an application which includes a menu system for selecting videos and a video player. Currently when the application opens the flv player video starts on load. I would like to change this to show a preview image which would not disappear until my users click on a button to view a video.I have tried to use the preview image function in the flv player and received this error:"The preview image is displayed at authoring time only. To generate a runtime preview image, use the export button and load the image back by writing your own ActionScript.
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Nov 12, 2010
Was just wondering that tool do i need (an open source tool) to create a very simple table with a blinking light on an image and turn that into an .exe?
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Mar 27, 2008
I have loaded several images into the swf with XML and they are placed automatically. How do I make buttons out of them? I want to scale them about 20% bigger.
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Feb 9, 2010
Basically I am trying to make a VERY simple image viewer using a slider bar to navigate through the movie clip frames. I have been searching for hours for a nice simple tutorial or fla file but I cant find one. The movie clip currently has 8 frames each one an image, but it may have more or less.
I don't want to create movie clips inside movie clips; rather I have created a button which is fixed to slide along a 400px line. I would like to know what on earth I write to link the movement of the slider button to the frames in the movie clip... for example the first image would be displayed when the slider button is between 0 and 50 pixels of the line upon which it slides.
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Oct 28, 2009
Right so I was just wondering how I would go about creating a 'spotlight' effect on an image in flash. I want to use a background image which is only visible within the 'spotlight' (e.g. everything outwith the spotlight is just black). The spotlight must be able to be controlled by the user (I know how to do that bit at least)
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May 29, 2011
I want to make a image move how would I go about it, I have a image of a machine and I want the blade to move do i need adobe flash pro to do it.
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Sep 22, 2009
I followed a youtube tutorial on how to create a fancy Image Gallery but when I got to run it I keep getting the following error : interface 'flash.events.MouseEvent' could not be loaded.
Code:
stop()
btn1.addEventListener(MouseEvent.CLICK,play1);
function play1(event:MouseEvent):void{
gotoAndStop("img1");
}btn2.addEventListener(MouseEvent.CLICK,play2);
[Code] .....
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Aug 25, 2010
For my AIR based application I am trying to create a custom component based on canvas which has an image (as shown below).
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml" width="100" height="100" cornerRadius="5" borderStyle="solid" borderThickness="2" dropShadowEnabled="true" borderColor="#EDEDE8" dropShadowColor="#dddddd" shadowDistance="5" shadowDirection="center">
[Code].....
As a work around, I am trying to add an creationComplete listener to the canvas in my custom component and used to give titleImage.source = this.path . keep changing the image or when the path of the image fetched using some async call.
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Jan 24, 2011
I am creating client side PDF with image using flex and AlivePDF for a web based application. Images have been generated on that pdf but it is creating problem for large size images as half of the image disappeared from that pdf. I am taking the image inside a canvas. How do I control my images so that they come fit on that pdf file for any image size that I take.
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Apr 25, 2005
Where to find examples, tutorials or source files on how to integrate flash with backend to create a dynamic image gallery that can easily be updated?
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Mar 11, 2009
I am creating an image gallery with thumbnails on the right inside a symbol so that they can all fade in at the same time, and the bigger images on the left that also fade in. I can only fit 8 thumbnail images at a time, and want to have more than that. So I'll add an arrow below the thumbs so that when you click on it, you can see the other thumbs. I have the first 8 thumbs on the first frame of a symbol and the rest on the second frame.
My problem is that the symbol that contains the thumbs is a graphic symbol, so that the thumbs in it, that are button symbols can be clicked on. I tried using button and movie clip symbols for the thumbnails container but then the buttons (thumbs) can't be clicked any more. That was not a problem till I had to add more than 8 thumbs, cause i need to give the container an instance name, and graphic symbols can't have one.
Here is the link to download the .fla [URL]
In case I didn't make my self clear, what I need is to know if there's a way to have a movie clip or button symbol that can have buttons in it that can be clicked on.
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Mar 22, 2009
Here is the scenario... I am attempting to create a carousel image gallery each image is accompanied by a url that when pressed will take the viewer to an external website. I am pulling this information from an xml document "images.xml". I am using a dynamic textfield with an instance name "links" to hold the urls. The problem is the URLs are not changing when I selected a new image. How can I make it so that when a user clicks on image1 for example they'll get "View Google" and when they click on image2 they'll get "View YouTube" etc?
Here is my XML:
<?xml version="1.0" encoding="UTF-8"?>
<images><image src="img/Layer-1.png" />
<urltxt><a href="[URL]">Cops</a></urltxt>
<image src="img/Layer-2.png" />
<urltxt><a href="[URL]">Dogs</a></urltxt>
[Code] .....
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Oct 1, 2009
Is there anyway with Flash Player 10 to create an jpeg and then allow a user to download without doing anything on the backend server side?
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Mar 10, 2009
I am creating a video player that sets up a preview image before it begins to play. If I set the preview image in a loader within a container it works, except if I change the size of the preview.jpeg that is being loaded into it. It loads the image into the loader, within the container, but then scales the container making the image smaller than I need. I want it so that the preview.jpeg can be made by anyone at any size and the image be scaled to sit over the video. Unless the vidWidth and vidHeight are equal to the preview.jpg the image doesnt show up, just blank ??
Code:
var vidWidth:Number = 300;
var vidHeight:Number = 240;
var preview_Loader:Loader = new Loader();
var preview_URL:String = "preview.jpeg";
var preview_Request:URLRequest = new URLRequest(preview_URL);
[Code] .....
returns: ArgumentError: Error #2025: The supplied DisplayObject must be a child of the caller.
This only happens when I try to set the index of the preview_Loader? I need it to be the second mc from the bottom. I set up 2 functions to load the image. The first doesn't allow smaller images to be loaded into the container and make them the correct size. While the second makes them dissapear if I change the size.
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Oct 28, 2009
i am wondering if it is possible, and if someone would be so kind to help me code a scene where two thumbnails, side by side, are flipped up and down, and back up, each time revealing a new random image culled from a feed such as a flickr feed (or any others available, is there a random google image search feed that i dont know about?).if this is possible, i would need assistance in coding the script so that the flash movie is dynamic and pulls image data in real time from the feed, displays it within the two thumbnail cells, and for added headache pain, i would hope to also learn how to code a random image to be selected based on a visitors date/time stamp.i am a graphic designer with rudimentary knowledge of action script 2.0 (yikes!) so please, go slowly / explain yourself. i have searched the forum, but i cannot find any previous threads that combine the random image generator idea with a live feed (unless if i missed it, please point it out to me if you can find such threads).
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Nov 6, 2010
I want the page to be drawn as in intro animation. For example the screen is blank at first and then the image is drawn from the outside in a thin line until the whole page is drawn and then fade the lines into the actual design.
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Jun 18, 2009
i am creating image slide show so i want tween the image.
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Feb 25, 2010
I'm currently working in Flash mx 2004 and am creating a version of 'what happened in history today'. So my final layout will have the following iobjects.
Heading: 'current date'
Title: 'On this day in History'
Text box: Which displays the right description from a text file. history.txt
Image box: which displays a pic related to the current date.
I know basic Flash but have been playing around for ages am having real trouble getting things to work correctly. The main priority is to get the text loaded based on the current date. I have an images folderwhere the pictures are stored with files names related to date i.e. 14feb.jpg and my history.txt file is set out with a line for each date. i.e., 14feb=Valentines Day etc.
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Jan 5, 2010
I'm looking for a very specific tutorial, Basically I want to create a flash 'rollover, image background change type thing' which I will display photos on. A very good example of what I mean can be found here:[URL]. You will see 6 small thumbnails which, when you mouse over them, change the background image to match. My design, I want to be a lot simpler. If you look at the following image you should see what I'm after: [URL]. 5 small thumbnails on the left, when you hover over them, they animate and the big 'red' rectangle changes to display the image.
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