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H.261 - VX3000S
Video Codecs

The following is an abbreviated list of the features supported in the VX3000S video codec. For a comprehensive list, please contact Agora Labs directly.


Codec Features
Syntax ITU-T H.261 March 1993
Packetization RFC 2032
Maximum Picture Size CIF
Callback Support Yes
Encode Rate Control Yes
Encode Advanced Picture Modeling (I & P) Yes
Encode Advanced Rate Control Yes
Encode Frame Capture & Color Conversion Yes
Input Picture Size Interpolation 1:1, 1:2, 2:1, 5:3
Input Picture Noise Reduction Yes
Decode Picture Extraction API (RGB & YUV) Yes
Output Picture Size Interpolation 1:1, 1:2
x86 Real-Time Speed Optimization Yes
SIMD Support (MMX, SSE, SSE2) Yes
Multiple Picture Segment Overlay Yes
Annex D (Still Pictures) Yes
Annex J (De-blocking Filter Mode) Yes