diff options
Diffstat (limited to 'DOCS')
-rw-r--r-- | DOCS/man/en/mplayer.1 | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index 820a46cc67..b6c865a125 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -7091,11 +7091,11 @@ ratecontrol sensitivity (default: 4) . .TP .B ip_factor=<value> -quantizer factor between I- and P-frames (default: 2.0) +quantizer factor between I- and P-frames (default: 1.4) . .TP .B pb_factor=<value> -quantizer factor between P- and B-frames (default: 2.0) +quantizer factor between P- and B-frames (default: 1.4) . .TP .B pass=<1\-3> @@ -7147,18 +7147,29 @@ bitrate more constant, while a higher value makes the quantization parameter more constant. . .TP +.B cplx_blur=<0\-999> +Temporal blur of the estimated frame complexity, before curve compression +(default: 20). +Lower values allow the quantizer value to jump around more, +higher values force it to vary more smoothly. +cplx_blur ensures that each I-frame has quality comparable to the following +P-frames, and ensures that alternating high and low complexity frames +(e.g. low fps animation) do not waste bits on fluctuating quantizer. +. +.TP .B qblur=<0\-99> -Temporal blur of the quantization parameter (default: 0.5). +Temporal blur of the quantization parameter, after curve compression +(default: 0.5). Lower values allow the quantizer value to jump around more, higher values force it to vary more smoothly. . .TP -.B (no)fullinter +.B (no)4x4mv Use all available interframe macroblock types (i16x16, i4x4, p16x16, -p16x8, p8x16, p8x8, p8x4, p4x8, p4x4, pskip) +p16x8, p8x16, p8x8, p8x4, p4x8, p4x4, skip) The idea is to find the type and size that best describe a certain area of the picture, i.e.\& very effective for Anime, which usually contains -large areas of the same color (default: i16x16, i4x4, p16x16-8x8). +large areas of the same color (default: i16x16, i4x4, p16x16-8x8, skip). Depending on the source material, it can improve or degrade quality, use it with care. . |