What is canvas toDataURL?
Keeping this in consideration, how do I find the URL of a canvas image?
To get the image data URL of the canvas, we can use the toDataURL() method of the canvas object which converts the canvas drawing into a 64 bit encoded PNG URL. If you'd like for the image data URL to be in the jpeg format, you can pass image/jpeg as the first argument in the toDataURL() method.
Additionally, how do I save a canvas image? To save the canvas drawing as an image, we can set the source of an image object to the image data URL. From there, a user can right click on the image to save it to their local computer. Alternatively, we could also open up a new browser window with the image data url directly and the user could save it from there.
Secondly, what is the purpose of canvas in HTML?
How do I get data from canvas?
To get the image data for each pixel of a rectangular area on the canvas, we can get the image data object with the getImageData() method of the canvas context and then access the pixel data from the data property. Each pixel in the image data contains four components, a red, green, blue, and alpha component.