Videomaker – Learn video production and editing, camera reviews › Forums › Technique › Editing › Shouldn’t SD look half the size of HD? › Hi, Simple answer is: SD v
Simple answer is:
SD video is 720×480 pixels. Your native quality is 1440 x 1080. This is 4 times better quality. (2 x 2) What is the software do in the back? It is use your SD and blow up to 2 times factor a specail algorithm do this and place like antialiasing function producing an appreciable quality. Some paint program do the same, blow up a factor 2 and scale down a factor of 2 the picture looks great we call it INTERPOLATION .