एस्ट्रोसेज कुंडली एंड्रॉयड ऍप
Indicates high-definition quality (1920x1080 resolution) ripped from a high-quality digital source.
Often indicates a promotional clip, though the "1080p HDRip" tag usually suggests a full movie file.
The Matroska Multimedia Container format, common for high-quality video files.