Android development image resolution (drawable-(hdpi, mdpi, ldpi ))

Tags: Android development image resolution drawablehdpimdpildpiit

Category: Unix/Linux

1. Differences between drawable-(hdpi, mdpi, ldpi)
DPI is the abbreviation of "dot Per Inch". The number of dots per inch.
Four density classifications: ldpi (low), mdpi (medium), hdpi (high), and xhdpi (extrahigh)
Normal screen: ldpi is 120, mdpi is 160, hdpi is 240, and xhdpi is 320.

2. Differences between WVGA, hvga, and qvga
VGA is the "video graphics array", and the display standard is 640*480.
WVGA (wide VGA) Resolution is 480*800
Hvga (half VGA) means half of VGA resolution is 320*480
Qvga (quarter VGA) means that the non-1/4 resolution of VGA is 240*320

3. Contact drawable-(hdpi, mdpi, ldpi) and WVGA, hvga, and qvga
Hdpi mainly contains high-resolution images, such as WVGA (480x800) and fwvga (480X854)
The mdpi mainly contains medium-resolution images, such as hvga (320x480)
Ldpi uses low-resolution images, such as qvga (240x320)
The system will find the corresponding images in these folders according to the machine resolution.

Image Format to avoid distortion on the andriod platform (1)

Http://www.apkbus.com/android-15463-1-1.html

Http://lyericwang.blog.163.com/blog/static/7169017420118113624184/