x264 is a free software library for encoding video streams into the H.264/MPEG-4 AVC format. Created by x264 team x264 is a free software library for encoding video streams into the H.264/MPEG-4 AVC format.Encoder features 8×8 and 4×4 adaptive spatial transform Adaptive B-frame placement B-frames as references / arbitrary frame order CAVLC/CABAC entropy coding Custom quantization matrices Intra: all macroblock types (16×16, 8×8, 4×4, and PCM with all predictions) Inter P: all partitions (from 16×16 down to 4×4) Inter B: partitions from 16×16 down to 8×8 (including skip/direct) Interlacing (MBAFF) Multiple reference frames Ratecontrol: constant quantizer, constant quality, single or multipass ABR, optional VBV Scenecut detection Spatial and temporal direct mode in B-frames, adaptive mode selection Parallel encoding on multiple CPUs Predictive lossless mode Psy optimizations for detail retention (adaptive quantization, psy-RD, psy-trellis) Zones for arbitrarily adjusting bitrate distribution…
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x264
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