There are many different file formats for images such as JPEG, BMP, GIF, TIFF, and PNG. While the image information is the same, the formats differ in how the image data is encoded. Different editing programs support different encoding formats, so it is important to save images in a format compatible with the intended program. The document provides steps to save an image in different formats to compare quality and understand which format to use for different purposes.

1. How To Find The Appropriate File
Format Of Your Favorite Photos
s1240071 Takayuki Suzuki

2. There are many file formats.
• JPEG
• BMP
• GIF
• TIFF
• PNG
Various formats

3. If the information in the image is the
same, then WHY are there so many
different file formats?
Why are there many formats?

4. The information in a file is stored using code.
This is the procedure for saving image
Image→Data(by coding)→Encode
Saving Image Procedure

5. How the program works
The program reads the code and
give you your image
Data→Image

6. But, different image editing programs
have different sets of codes that they
can open and interpret.
JPEG JPG PNG BMP
Important point

7. So, you need to save the image in a
format that is compatible with that
program.
Otherwise the quality of
the image may be bad.
If you are not careful…

8. Let’s Save Image!
1 Choose a digital image
2 Open your image editing software
and open your image
3 Select “Save As”

9. 4 In the “Save As” dialog box, there
will also be a place where you can
select the file format you wish to save
the new image as.
Important step

10. Last Steps
Repeat steps 3 and 4, choosing a new
and different file format each time you
save the photo.

11. Choose image and
select “Details”
Let’s compare

12. Making a graph
Write results and summarize.
Jiro1 png xxxxx

13. What I think
Until I did this assignment, I also didn’t know the
reasons for separating the formats.

14. From now on
I want to be conscious of format and distinguish
it as University of Aizu student.

15. Thank You For Listening