4 Ways to Achieve Responsive Images by HTML 5 Picture Element
The onset of html image tag has been concurrent with html itself. Despite of the crucial function that images play in the web contents, it has seen minute changes during the span of twenty years. With the passage of time, the power of the devices that people use to view the web content has seen a drastic technical change. Nowadays, the web developers have to bring the content which looks good in comparative screen sizes. They can be in huge desktops, televisions, as well as smart phones and tablets with 150 dpi pixel density or more.
In the field of responsive web design, images have been the most confronting aspect. The <picture> element is said to be a solution to the problems occurring in the responsive image.
Discover the Problem
In the past there were website designs with fixed width and pixel perfect. Today, with the onset of wide screen monitors, internet television, tablets of different sizes and smart phones, the designs have to provide the length of 320 pixel width to 7680 pixel wide. The multi resolution landscape also requires the images to widen, or to get smaller for fitting into these diverse requirements. With the omission of vector graphics, several other images have precise pixel based widths which do not change.
Elucidation of html 5< picture>
HTML 5 has procured a new element of <picture>. It would aide in the process of inserting responsive images to the speed amalgamating with current video and audio rudiments performance. This process will allow placing several source tags, each one symbolizing diverse image filenames with the stipulations. The images will be loaded under that procedure. It would let you to load a completely different image, depending on the query results of media like the width, height of the viewport, and the direction of pixel compactness.
The results would be:
- The filed sized images can be loaded appropriately by making apt use of the given bandwidth.
- You can load diverse cropped images with different ratio aspects to match with the layout changes at diverse widths.
- Here you can load high resolution images for display of higher density pixels.
Sometimes dealing with the responsive image can become quite annoying. To avoid this problem, you can provide the browser with details about its situation by notifying the given size of the image.
The browser is informed about the required amount of pixels via size, new attributes and the number of pixels. Each source has these elements from width descriptors in srcset, so it becomes quite easy to pick up the source. The smallest source would be picked up by the browser which would look plausibly crusty inside the device.
Sources of Picture Element
The <picture> element has an image and 2 sources. The two separate art-directed editions of the image are represented by the sources namely the full crop and the square crop. The element of source is
positioned with media attribute. You have to state the viewport breakpoint in this attribute on which the image is represented. An instant difference would be marked.
Picturefill for WordPress
WordPress users can make use of the plugin called picturefill.WP. It would allow you to apply the picture element in the WordPress without any kind of tedious procedures. You just have to upload and embed the image and the plugin will perform its functions accurately.
The addition of picture element makes the version of HTML5 more interesting to use. We can have the benefits of accessing more control over the image size and dimension which the browser should represent. With the salient addition of picturefill this new constituent can be used even when there is no implementation of them in the browsers till the current date.
Ample of browsers along with the extension of internet explorer [IE] support the usage of picturefill. However, you might see a few warnings before the making the actual use, but in the end it becomes a successful aspect of getting the responsive images.
About the Author
Christopher is a dedicated blogger and also runs his own Web Hosting Company. He is very keen to share his knowledge on web hosting and design. He also keeps himself updated about technical topics. You can click here to know more about him and his company.