diff options
author | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-09-27 20:34:35 +0000 |
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committer | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-09-27 20:34:35 +0000 |
commit | 189a46b6a542a931ec58cb8690e485305c03a54b (patch) | |
tree | 180fda2966a29879e0dc56e385b03cb1d7780927 /DOCS/man/en | |
parent | 734d04d14eec356146d7be13410522cfbc7f4b44 (diff) |
This reverts the x264 modifications to the man page suggested my Loren, and
that should ONLY go along with x264 front-end update when approved by everybody
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13496 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS/man/en')
-rw-r--r-- | DOCS/man/en/mplayer.1 | 80 |
1 files changed, 40 insertions, 40 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index 89bce8705f..13036dd110 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -347,7 +347,7 @@ flip=yes # start with mf://filemask mf=type=png:fps=25 # Eerie negative images are cool. --vf=eq2=1.0:-0.8 +vf=eq2=1.0:-0.8 .fi .PP You can also write file-specific configuration files. @@ -6770,13 +6770,20 @@ Sets the bitrate to be used in kbits/\:second (default: off). This is required if you want a CBR (constant bitrate) encode. . .TP -.B keyint=<value> +.B iframe=<value> Sets maximum interval between I frames. Larger values save bits, thus improve quality, at the cost of seeking -precision (default: 250). +precision (default: 60). . .TP -.B idrint=<value> +.B frameref=<1\-15> +Number of previous frames used as predictors in a P frame (default: 1). +This is effective in Anime, but seems to make little difference in +live-action source material. +Some decoders are unable to deal with large frameref values. +. +.TP +.B idrframe=<value> Each <value> I-Frames are IDR-Frames (default: 2). In H.264, I-Frames do not necessarily bound a closed GOP because it is allowable for a P-frame to be predicted from more frames than just the one @@ -6786,18 +6793,11 @@ IDR-Frames restrict subsequent P-frames from referring to any frame prior to the IDR-Frame. . .TP -.B frameref=<1\-15> -Number of previous frames used as predictors in a P frame (default: 1). -This is effective in Anime, but seems to make little difference in -live-action source material. -Some decoders are unable to deal with large frameref values. -. -.TP -.B bframes=<0\-16> -number of consecutive B-Frames between I- and P-Frames (default: 0) +.B bframe=<value> +number of B-Frames between I- and P-Frames (default: 0) . .TP -.B deblock | nodeblock +.B deblock=<0|1> Use deblocking filter (default: on). As it takes very little time compared to its quality gain, it's not recommend to disable it. @@ -6824,10 +6824,10 @@ Beta parameter of deblocking filter (default: 0). Affects the maximum allowed gradient within two adjacent blocks. . .TP -.B cabac | nocabac -Use CABAC (Context-Adaptive Binary Arithmetic Coding) (default: on). -Slightly slows down encoding and decoding, but should save 10-15% bitrate. -Unless you are looking for speed, you should not disable it. +.B cabac\ \ \ +Use CABAC (Context-Adaptive Binary Arithmetic Coding). +Slows down encoding but should save 10-15% of the bits. +Unless you are looking for speed, you should activate it. . .TP .B cabacidc=<value> @@ -6847,7 +6847,7 @@ directly affect distortion. .REss . .TP -.B qp_constant=<1\-51> +.B qp_constant=<2\-51> This selects the quantizer to use. 20\-40 is a useful range (default: 26). Lower values result in better fidelity, but higher bitrates. @@ -6858,11 +6858,11 @@ is about a factor of 10. Useful quantizers in H.264 tend to be very large compared to MPEG[124]. . .TP -.B qp_min=<1\-51> (CBR or 2 pass) +.B qp_min=<2\-51> (CBR only) Minimum quantizer, 15\-35 seems to be a useful range (default: 10). . .TP -.B qp_max=<1\-51> (CBR or 2 pass) +.B qp_max=<2\-51> (CBR only) maximum quantizer (default: 51) . .TP @@ -6912,7 +6912,7 @@ Lower values allow the quantizer value to jump around more, higher values force it to vary more smoothly. . .TP -.B fullinter | nofullinter +.B fullinter Use all available interframe macroblock types (i16x16, i4x4, p16x16-4x4) 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 @@ -6921,6 +6921,22 @@ Depending on the source material, it can improve or degrade quality, use it with care. . .TP +.B log=<-1\-3> +Adjust the amount of logging info printed to the screen. +.RSs +-1: none +.br + 0: Print errors only. +.br + 1: warnings +.br + 2: PSNR, encoding times, and other analysis stats when the encode finishes +(default) +.br + 3: PSNR, QP, frametype, size, and other stats for every frame +.REss +. +.TP .B subq=<0\-5> Adjust subpel refinement quality. This parameter controls quality versus speed tradeoffs involved in the motion @@ -6941,24 +6957,8 @@ It can improve quality significantly. .REss . .TP -.B log=<-1\-3> -Adjust the amount of logging info printed to the screen. -.RSs --1: none -.br - 0: Print errors only. -.br - 1: warnings -.br - 2: PSNR, encoding times, and other analysis stats when the encode finishes -(default) -.br - 3: PSNR, QP, frametype, size, and other stats for every frame -.REss -. -.TP -.B psnr | nopsnr -Print signal-to-noise ratio statistics (default: off). +.B psnr\ \ \ +Print signal-to-noise ratio statistics. . . .\" -------------------------------------------------------------------------- |