Picture Qualities of Camera/Phone

Q

What are picture quality levels supported by my cell phone or camera?

✍: FYIcenter.com

A

Since most cameras/phones save pictures in JPG/JPEG file format, the "Photo/Picture Quality" setting is really referring to the quality level during the JPG/JPEG compression process when saving pictures in the camera or phone.

In some cameras, you will notice that when you lower the photo quality setting, the total number of pictures you can take will be increased. This is because that each picture file will smaller and you can save more pictures into the camera memory.

In some cell phones, the Photo Quality settings are named as "High", "Medium" and "Low". In others, the settings are named as as "Super fine", "Fine" and "Normal". Those settings are predefined to certain JPG/JPEG compression quality levels in percentages by device manufactures.

2013-11-04, 2355🔥, 0💬

Quality Loss of JPG/JPEG Compression
Where in a picture the quality is lost the most when using JPG/JPEG compression? Quality loss happens most near areas with sharp contrasts between adjacent pixels. Areas with smooth variations of tone and color will have the least quality loss. Because of this fact, JPG/JPEG is best file format for ... 2013-11-01, 2789🔥, 0💬

JPG/JPEG File Format for Pictures
What is JPG/JPEG file format? JPG or JPEG is a short name for Joint Photographic Experts Group, which is a very popular encoding format for storing pictures. JPEG was developed by the Joint Photographic Experts Group committee in 1992, and approved as ISO standard, ISO 10918-1, in 1994. JPG or JPEG ... 2013-10-31, 2741🔥, 0💬

Installing and Using jpgQ
How to download and install jpgQ? How to use it to estimate the quality level of JPG/JPEG file? If you are interested in using jpgQ, follw these steps to download and install jpgQ: 1. Go to http://www.mediachance.com/dig icam/jpgq.htm2. Locate and download the jpegq.zip file on the page. The file si... 2013-11-05, 2672🔥, 0💬

Quality Parameter of Picture JPG/JPEG Files
What is the quality parameter of pictures saved in JPG/JPEG format files? Since JPG algorithm uses a lossy compression algorithm to reduce the file size, a percentage parameter, also called JPG quality, is introduced to control how picture quality should be maintained in the compression process. For... 2013-11-01, 2642🔥, 0💬

Pixel Size of Pictures
What is the pixel size of a pictures? Pixel size, sometimes called image size, or picture resolution, of a picture refers to the number of pixels used to represent the picture in both horizontal and vertical dimensions. For example, if a camera says it has a 8M (3264x2448) photo resolution, it means... 2013-10-31, 2637🔥, 0💬

Perceptible Quality Loss of JPG/JPEG Compression
At what JPG/JPEG compression level should I see perceptible quality losses? In general, quality levels of 90% or higher are considered "high quality". At 90%, there is very little difference in smooth areas. But edges of objects are not as crisp as the original picture. Quality level of 80% to 90% i... 2013-11-04, 2609🔥, 0💬

Picture Quality Level of Samsung SGH-i937
What are JPG/JPEG compression quality levels supported in Samsung SGH-i937 cell phone? Its Photo Quality setting provides 3 options: High, Medium and Low. To figure out the JPG/JPEG compression quality levels corresponding to High, Medium and Low photo quality options in Samsung SGH-i937 cell phone,... 2013-11-06, 2527🔥, 0💬

Picture Quality Level of LG P925
What are JPG/JPEG compression quality levels supported in Samsung LG P925 cell phone? Its Image Quality setting provides 3 options: "Super fine", "Fine" and "Normal". To figure out the JPG/JPEG compression quality levels corresponding to "Super fine", "Fine" and "Normal" image quality options in LG ... 2013-11-06, 2507🔥, 0💬

Picture Qualities of Camera/Phone
What are picture quality levels supported by my cell phone or camera? Since most cameras/phones save pictures in JPG/JPEG file format, the "Photo/Picture Quality" setting is really referring to the quality level during the JPG/JPEG compression process when saving pictures in the camera or phone. In ... 2013-11-07, 2486🔥, 0💬

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