VQBIF
BIF (Base Index Frames) Files Analyzer/Decoder

Command-line tool for CDN processors automated multi-resolution QA/QC
Health check and consistensy analysis of thumbnail files used by major video players

• Must-to-have command-line tool for automated multi-screen CDN and IPTV content processing QA/QC
• Fully automated tool, instantly revealing health of all BIF files within the package prior to actual delivery
• Optional output of JPEG thumnail images, sorted by folders, matching the structure of the package under test
• Fast and effective tool for automated testing and video data packages verification
• Ideal tool for high volume content processing centers, development labs and software developers

========= Target Applications =========

• CDN and IPTV systems QA/QC
• Engineering, Research & Development of web-based video systems and devices
• QA/QC of mobile video devices with LAN/WAN connectivity
• BIF archives are used to encapsulate a set of still images for supporting video trick modes (e.g. FF/REW)
• HW and SW players, such as Roku or Adobe Flash, preload compact BIF files prior to main content playout

========= Features =========

• Individual BIF files health check:
  • BIF format Magic Number check
  • File size vs. maximal time offset check
• Package consistency check (package may contain 1, 2 or 3 BIF files):
  • Image size consistency within the package check
  • Time-line offset increment vs. Reference Framewise Separation check
  • Time-line offset increment consistency within the package check
  • Files order vs. JPEG quality decremental order check
• Detailed machine-readable report file available in a fraction of a second, showing:
  • JPEG images width and height
  • Number of JPEG images in the BIF file
  • Time offsets in ms and also SMPTE Time Codes: NDF for 23.976 fps and DF for 29.97 fps
  • JPEG file sizes and corresponding byte offsets for all BIF files of the package
  • JPEG quality statistics – minimal and maximal JPEG byte sizes for all BIF files tested
• Log file showing PASS/FAIL Test Result, Test-Date-and-Time stamp and copy of command-line used
• Optional JPEG files extraction for visual inspection in two modes
  • Full Review Mode -- extraction of all thumnail images from all BIF files of the package
  • Quick Preview Mode -- extraction of only first 5, middle-point 5 and last 5 JPEG images