How to Create a Photo Mosaic in Lightroom & Photoshop

Tutorial Description

In this tutorial, we ’ ll show you how to easily create a beautiful photograph mosaic effect that is the arrant finish up touch for those occasions where you ’ ve taken photograph of a group of people or an consequence. Combine all the images taken at a marriage and match them with the best mental picture of the bride and stableman. Or create a mosaic of all of the employees at a company and overlay them over an image of the main intersection or overhaul that they offer. There ’ mho countless ways to creatively and effectively use this technique, therefore be certain to follow along and try it for yourself !

A Beautiful Way to Summarize and Event or an Idea

All you need to make this effect ferment is a batch of photos and strong composition. The root can just be built around where all of the images were taken ( think an event, like a marry or concert ). It can besides be an mind, like in our sample, where we chose images that celebrate diverseness .
once you ’ ve gathered all of the images ( we recommend using at least 300 ), the perch is reasonably easy to accomplish using a few of the automatize tools built within both Lightroom and Photoshop .

Step-by-Step Tutorial

Download the Sample Images


Open the Samples Images in Lightroom

first topographic point the Mosaic Images folder into Lightroom by going to File and Import Photos and Videos… or by dragging and dropping the files into the workspace.

The Import Dialog will appear, which reveals all of the images in the Mosaic Images booklet .
At the exceed of the window, choose Add and click on Import. Notice how all of the images selected are immediately imported into the Library .

Cropping An Image Into A Square Format

Select # 27 photograph in the Library and hit R, which is the shortcut for the Crop Tool .
Notice that rather of being in the Library pill, the photograph is now in the Develop yellow journalism. The Develop tab is where images can be modified .
On the right side of the workspace, there are different options to customize the image .
In this case, underneath Crop & Straighten, change the Aspect from Original to the 1 x 1 view. This will crop the image into a hearty format .
stead the image as desire and strike ENTER on the keyboard .

Sync Settings to Multiple Images

immediately, go bet on to the Library and notice how the main double is still selected .
Hit CMD or CTRL + A on the keyboard to Select All of the images in the Library. Notice how the chief persona is slenderly lighter then the stay of the images selected .
In the right penetrate corner of the workspace settle and click on Sync Settings .
once selected, the Synchronized Settings windowpane will appear .
Select the Check None clitoris on the bottom leave of the windowpane.
Although Check None was selected, the Process Version box will inactive be selected. Select Crop, which will then automatically blue-ribbon Straighten Angle and Aspect Ratio, which is located underneath Crop .
once the settings are selected, hit Synchronize in the bottom right corner of the window. By selecting these settings, all of the selected images will have a hearty crop .

Adjusting Automatic Crop

All of the images are synchronized with the same 1 x 1 aspect crop but because the synchronize setting mechanically cropped each image, there is a possibility that the crop will need adjustments .
Notice how photograph # 232 needs cropping adjustments. To make those adjustments, select the prototype and hit R on the keyboard for the Crop Tool. To adjust the cultivate, merely suction stop and drag the mouse to move the picture about or scale the prototype large or smaller. Once the prototype is cropped to the desired position, hit ENTER on the keyboard .
An easy direction to go through all of the images is to go to the bottom of the workspace where the Timeline is located. once each picture is cropped as desired, hit ENTER, and select the next image by either snap or hitting the left or veracious arrow on the keyboard .

Exporting Images

once all the images are cropped as desired, hit CMD or CTRL + A on the keyboard to Select All of the images. Go to the top of the workspace and choice File and go down to Export… .
The Export window will appear with different exporting options to choose from. Select the arrow next to Image Sizing to expand the window .
Select the Resize to Fit option and change the choice to Long Edge .
Verify that the size is set to 150 pixels. The images should be set to a smaller size in order for all of the images to fit in the photograph mosaic .
Verify that the Rename To check box, which is under File Naming, is not selected .
Under File Settings, set the Image Format to JPEG, Color Space to sRGB and Quality to 80 % .
Under Export Location, set the Export To to Choose booklet subsequently ( utilitarian for presets ) .
once all of the settings are set, click on the Export button on the bottom right corner of the window .

Creating A Export Folder

A window will appear asking where the desired location will be for the export .
In this font, create a newly folder for the exported images by hitting CMD or CTRL + SHIFT + Non the keyboard to create a new booklet .
Name the new booklet 150px and select the Create release .
The 150px booklet will be the new placement for the hearty cropped images .
Select the folder in the window and click Open in the buttocks right recess .
A window will appear showing the formulation of the export and then notice at the top leave corner of the workspace the build up of the 300 file export .

Creating A Contact Sheet In Photoshop

now, overt Photoshop and locate the lead of the workspace .
Click on File, go down to Automate and choice Contact Sheet II… .
In the Contact Sheet II window, locate Source Images and future to Use determine to Folder .
Click on Choose… to select the visualize folder 150px.

All 300 of the images should appear in the window and choose Open in the right penetrate corner. By doing this, all of the images in the 150px will load into the contact sheet .
now that the images are selected for the contact sheet, the size of the document needs to be set .
Remember that the images are each 150 pixels squared and for this touch sheet there will be 20 images broad. To figure out the dimensions, multiply 150 pixels adam 20, which equals 3000. 3000 pixels will be the width of the contact sail. For the stature, it will be 15 tall which means 15 needs to be multiplied by 150 to figure out the altitude. The height of the contact plane will be 2250 pixels .
Underneath the Document section in the Contact Sheet II window, set the Units from inches to pixels, Width to 3000, and the Height to 2250 .
For the Thumbnails, set the Columns to 20 and the Rows to 15 .
Verify that the Use Filename as Captions box is unbridled .
then click OK in the clear right corner .
With these settings, Photoshop is going to calculate the mosaic form .
All of the images that were selected in Lightroom will immediately appear on a contact plane .

Create An Overlay

One way to take the mosaic one step further is by overlaying an prototype overtop the contact tabloid so it appears to be made of small images .
To create an overlie with the photograph mosaic, go to the top of the workspace and chatter Edit and down to Define Pattern… .
once the Pattern Name window appears, name the design Photo Mosaic and click OK .
The photograph mosaic is now stored into Photoshop as a convention that can be applied to any visualize .

Open Provided Image In Photoshop

Minimize the photograph mosaic design in the workspace .
now to apply the photograph mosaic design on top of a choose photograph, go to File and Open…
Select the sample distribution visualize How-to-Create-a-Photo-Mosaic-in-Photoshop.jpg and pawl Open .
If there are several documents open in the workspace, select the How-to-Create-a-Photo-Mosaic-in-Photoshop.jpg visualize and hit F on the keyboard for Full Screen .

Apply the Photo Mosaic Pattern To The Main Image

Go to Layer at the top of the sieve, go down to New Fill Layer, and blue-ribbon Pattern…
By selecting these options, the photograph mosaic blueprint will be applied to the independent picture .
The New Layer window will appear asking to name the newfangled layer. Leave the name Pattern Fill 1 as the layer name and hit OK. The photograph mosaic radiation pattern will then load overtop the main effigy .

Adjusting The Scale

The Pattern Fill window will appear which allows the form scaling to be adjusted .
Click on the arrow next to Scale and move the slider left and right .
When changing the Scale, comment how the images are more or less included with a larger or smaller share .
In this shell, make certain the Scale is set to 100 %, affirm that the Link with Layers option is selected, and click OK .

Change the Blending Mode to Soft Light

immediately, notice on the right side of the workspace, that the Pattern Fill 1 is overtop the Background prototype in the Layers Panel .
To blend the two layers together, locate the Layers Panel on the right side of the workspace .
Go to the Blending Mode and change the Blending Mode from Normal to Soft Light for Pattern Fill 1 layer .
now, the photograph mosaic looks as if it is creating the chief trope .

Adjust Scale to 40%

At any fourth dimension, double-click on the leave box of the Pattern Fill 1 level in the Layers Panel to adjust the Pattern Fill. Each persona is going to have its own allow scale for applying a blueprint .
For this image set the Scale to 40 % and click OK .
To zoom closer to the prototype to view the photograph practice, hit Z on the keyboard to select the Zoom Tool. Simply click to zoom in and ALT or OPTN and suction stop to zoom out .

Adjusting Contrast with Levels

If less contrast is desired in the photograph pattern, locate the bottom of the Layers window where there are a few different tabs to choose from. The half-filled in lap, which is located in the center, represents the Adjustment Layer. Select the humble arrow below the Adjustment Layer and click on Levels .
Notice the Levels window reveals how much lightly and dark aspects are in the image.At the bed of the window, notice the symbol with the arrow and square, which allows a layer to be clipped with the Levels layer.

Read more : ‎Photo Editor

Locate Output Levels, which is located underneath the Levels Histogram. Notice how there are two sliders on either side of the Output Levels gradient. The slider on the exit controls the blue levels and the right slider controls the white levels in the effigy. In this case, bring the bootleg levels to the right and the white levels to the left slenderly. The Output Levels should be 64 and 202 .
The Levels can be turned on or off at any clock in the Layers Panel .
now the photograph mosaic model is added overtop the independent prototype .

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