比較下面兩集動畫。前者1280x720,比後者640x480嘅SIZE重要細。
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"k:{ 雖然,後者有兩條音頻,但都係好細,13MB/條。就算將兩條音頻刪除,文件SIZ仍然係好大。
QsO%m 所以,要點樣壓縮到好似前者一樣?
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iQ/t 唔改變解像度,只改變碼率,應如何做?
yF [|dB J*!_kg)>J 7I#<w[l>k 《死神》 %z9lCTmy General z_;:6*l=:
Complete name : F:\Video\[jumpcn][BLEACH][320][1280x720].mkv )\`.Ru~,
Format : Matroska /i[1$/*
File size : 280 MiB 88]4GVi
Duration : 24mn 7s .=kXO{>
Overall bit rate : 1 621 Kbps 5 R*
Encoded date : UTC 2011-05-03 17:33:29 >'/KOK"
Writing application : mkvmerge v2.9.9 ('Tutu') built on Nov 25 2009 21:13:32 Ro2Ab^rQ|
Writing library : libebml v0.7.9 + libmatroska v0.8.1 006qj.
Video #1 k=^~\$e
ID : 1 g
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Format : AVC 6d# 7
Format/Info : Advanced Video Codec 2#i*'.
Format profile : [url=mailto:[email protected]][email protected][/url] 4\#b@1]}
Format settings, CABAC : Yes cZb5h 9
Format settings, ReFrames : 8 frames g,k} nkIT
Muxing mode : Container [email protected] y
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Codec ID : V_MPEG4/ISO/AVC @ P'("qb~
Duration : 23mn 55s 1M={8}3
Nominal bit rate : 1 500 Kbps
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Width : 1 280 pixels 8@)4)+e
Height : 720 pixels d~|/LR5
Display aspect ratio : 16:9
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Frame rate : 23.810 fps Q>%{Dn\?
Original frame rate : 23.976 fps s7 789pR
Resolution : 24 bits K6z)
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Colorimetry : 4:2:0 Ic<J]+Xq
Scan type : Progressive +46m~" ]
Bits/(Pixel*Frame) : 0.068 ,E._A(Z
Writing library : x264 core 98 r1629 2e81ce1 G/)]aGr
Encoding settings : cabac=1 / ref=8 / deblock=1:0:0 / analyse=0x3:0x133 / me=umh / subme=7 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=0 / chroma_qp_offset=-2 / threads=1 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / constrained_intra=0 / bframes=6 / b_pyramid=2 / b_adapt=2 / b_bias=0 / direct=3 / weightb=1 / weightp=0 / keyint=240 / keyint_min=24 / scenecut=40 / intra_refresh=0 / rc_lookahead=40 / rc=2pass / mbtree=1 / bitrate=1500 / ratetol=1.0 / qcomp=0.60 / qpmin=10 / qpmax=51 / qpstep=4 / cplxblur=20.0 / qblur=0.5 / vbv_maxrate=3486 / vbv_bufsize=3487 / ip_ratio=1.40 / aq=1:0.50 / nal_hrd=none lihV! 1
Audio #2 3*v&6/K
ID : 2 C"gH>G
Format : AAC rL KwuZ
Format/Info : Advanced Audio Codec
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Format version : Version 4 `mt x+C
Format profile : LC H\PY\O&cP
Format settings, SBR : No ~d9@m#_T#~
Codec ID : A_AAC LQo>wl
Duration : 24mn 7s &{R]v/{p]
Channel(s) : 2 channels ([#4H3uO-
Channel positions : L R g[%iVZ
Sampling rate : 44.1 KHz v PJ=~*P=
Resolution : 16 bits yGs:3KI
Text #3 {0~xv@ U
ID : 3 Cqra\
Format : ASS \'>8 (i~
Codec ID : S_TEXT/ASS (c\i .z
Codec ID/Info : Advanced Sub Station Alpha wBJP8wES=
Text #4 U4.-{.
ID : 4 8o7%qWX
Format : ASS HX`>"
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Codec ID : S_TEXT/ASS >hFg,5 _l3
Codec ID/Info : Advanced Sub Station Alpha hgU#2`fS g,O3\jjQ =============================================
S [=l/3c o_#F,gze)S 《GPX》 -LnNA`- General S O#R5Mu2N
Complete name : F:\Video\1992.新世紀GPX.高智能一級方程式Ⅱ-DoubleOne\02_.mkv 3;F+.{Icc
Format : Matroska .~C[D
T+,
File size : 320 MiB scZSnCrR
Duration : 26mn 54s [$]Kp9YD
Overall bit rate : 1 663 Kbps |9;MP&68
Encoded date : UTC 2011-05-16 14:48:07 C%ZSsp
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Writing application : mkvmerge v4.3.0 ('Escape from the Island') 编译于 Sep 5 2010 10:30:51 D:I6nSoC
Writing library : libebml v1.0.0 + libmatroska v1.0.0 1=^edQ+
Video #1 }|-Yd"$
ID : 1 Cu,#w3JR
Format : AVC 9bb
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Format/Info : Advanced Video Codec %I^y@2A4`
Format profile : [url=mailto:[email protected]][email protected][/url] j-n-2:Q
Format settings, CABAC : Yes 3x6@::s~
Format settings, ReFrames : 2 frames FJC}xEMcN
Muxing mode : Container [email protected] MVYf-'\^
Codec ID : V_MPEG4/ISO/AVC {[tx^b
Duration : 26mn 52s 2`V[Nb
Width : 640 pixels -+H?0XN
Height : 480 pixels QZO9CLX 8k
Display aspect ratio : 4:3 ,enU`}9V*
Frame rate : 23.976 fps Lk8NjK6
Original frame rate : 11.988 fps rd0[(-
Resolution : 24 bits 7eP3pg#
Colorimetry : 4:2:0 0'nY
Scan type : Progressive H]a@"gO
Writing library : x264 core 38 svn-341 q*pWx]Y
Audio #2 `ZLA=oD
ID : 2 IuOY.c2.u
Format : AAC T0F!0O `
Format/Info : Advanced Audio Codec WVkJ=r0Ny
Format version : Version 4 iL\eMa
Format profile : LC vN8Xq+
Format settings, SBR : Yes YgCSzW&(
Format settings, PS : No lr-:o@q{
Codec ID : A_AAC 8r-'m%l
Duration : 26mn 54s meM61ue_2
Channel(s) : 2 channels \NTNB9>CO
Channel positions : L R {klyVb
Sampling rate : 44.1 KHz 9+"\7MHw
Resolution : 16 bits ?T\_"G
Video delay : -83ms g0M9v]c
Title : Cantonese粵語 !-<PV
Language : Chinese ry[NR$L/m
Audio #3 zSM;N^X 8?
ID : 3 cpe/GvD5]
Format : AAC ztG!NZL
Format/Info : Advanced Audio Codec o9 g0fC
Format version : Version 4 r-]Hm Y x
Format profile : LC *E1 v
Format settings, SBR : Yes rZSX fgfr
Format settings, PS : No ye^l~
Codec ID : A_AAC mO~A}/je
Duration : 26mn 54s 25-5X3(>j=
Channel(s) : 2 channels LI/;`Y=
Channel positions : L R Ej7>ywlW
Sampling rate : 44.1 KHz dLnu\bSF
Resolution : 16 bits b
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Video delay : -83ms _WeN\F~^
Title : 日語 " +n\0j;
Language : Japanese !5escR!\D \8HLQly|@ ==============================================================