VSS H.264 Decoder

Profile support

• Baseline
• Main
• High-100
• Up to level 4.2

Input formats

• Annex B NAL units with optional start codes
• RTP for H.264 payload stream format
• RFC 3984 (Single NAL unit, non-interleaved mode ; interleaved mode not supported)

Output formats

• YUV 4:2:0
• Colorspace conversion library supports YUV 4:2:0, YUV 4:2:2, RGB formats

DirectShow Decoder filter

• Automatic colorspace conversion on output pin
• Optional RTP input
• Optional post-deblocking filter
• Optional b-frames skipping
• Overlay support

Advanced Tools

• Supports multiple instances for displaying many windows of video
• Excellent multithreading support. Decoder is optimized for parallel processing on PC: not only slices and not-referenced frames, but also algorithmic parallelization. So that it can effectively utilize multiple cores even on Baseline profile with one slice
• API extensions for H.264 parsing
• Timestamp tracking
• Error concealment

Compliance

Decoder complies with ITU-T Recommendation H.264 "Advanced video coding for generic audiovisual services", ISO/IEC 14496-10:2005 (E), Rec. H.264 (E).

Decoder is compatible with JM 12.2 (or later) reference software on the file format level.

VSS as MPEGIF member company completed logo qualification testing for its H.264 Decoder to ensure interoperability with similar products and received the MP4 Qualification Mark.