DemoForge vs. AVI: file size comparison
The following comparison illustrates the dramatic difference in file size between DemoForge movies and movies created in AVI or WMV video format. AVI files are used for making animated tutorials by Camtasia and similar products. The table lists actual file sizes for the same 8-min-long movie clip in each of the listed formats.
|Format||Size (kb)||Download time @ 56 kbps||File|
|DemoForge||155||< 20 seconds||demo.dmf|
|WMV compressed using Windows Media Screen V7 codec1||1,480||3 minutes||demo.wmv|
|AVI compressed using TSCC codec2||4,732||10 minutes||demo_tscc.avi|
|AVI compressed using Microsoft RLE codec3||12,971||28 minutes||demo_rle.avi|
1 Windows Media Screen V7 codec is installed as a part of Windows Media Player 7.1 and Windows Media Player for Windows XP.
2 TSCC AVI compression support is not part of windows. Users must install the TSCC codec to playback AVI, using TSCC compression.
3 Compressed RLE support is normally found in Windows