Perian is a free, open source QuickTime component that adds native support for many popular video formats. Although QuickTime is a normal video player for Mac but with Perian plug-in suddenly you can view tonnes of additional video files on your Mac. Perian also allows you to Quick View all these video files in the Finder. During any video playback you can even use arrow keys for frame-by-frame playback in Perian for at the moment screenshot or screen capture.
Perian enables QuickTime application support for additional media:
File formats: AVI, DIVX, FLV, MKV, GVI, VP6, and VFW
Video types: MS-MPEG4 v1 & v2, DivX, 3ivx, H.264, Sorenson H.263, FLV/Sorenson Spark, FSV1, VP6, H263i, VP3, HuffYUV, FFVHuff, MPEG1 & MPEG2 Video, Fraps, Snow, NuppelVideo, Techsmith Screen Capture, DosBox Capture
Audio types: Windows Media Audio v1 & v2, Flash ADPCM, Xiph Vorbis (in Matroska), and MPEG Layer I & II Audio, True Audio, DTS Coherent Acoustics, Nellymoser ASAO
AVI support for: AAC, AC3 Audio, H.264, MPEG4, and VBR MP3
Subtitle support for SSA/ASS and SRT
Download Perian Plugin For QuickTime