比較下面兩集動畫。前者1280x720,比後者640x480嘅SIZE重要細。
GC)xQZU)s *]e
9/f 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。
4~e6z( 所以,要點樣壓縮到好似前者一樣?
gx=2]~O1( NBO&VYs| 唔改變解像度,只改變碼率,應如何做?
*W<|5<<u@ cpQhg-LY| #4{9l
SbU 《死神》 2rqYm6 General 2KQpmNN
Complete name : F:\Video\[jumpcn][BLEACH][320][1280x720].mkv RQW<Sp~
Format : Matroska !z_VwZ#,
File size : 280 MiB !po29w:S
Duration : 24mn 7s ^:]~6p#
Overall bit rate : 1 621 Kbps J0yo@O
Encoded date : UTC 2011-05-03 17:33:29 i]IZ0.?Y
Writing application : mkvmerge v2.9.9 ('Tutu') built on Nov 25 2009 21:13:32 bEl)/z*gy/
Writing library : libebml v0.7.9 + libmatroska v0.8.1
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ID : 1 Zl7m:b2M
Format : AVC /Avl&Rd
Format/Info : Advanced Video Codec :\,3=suWq
Format profile : [url=mailto:[email protected]][email protected][/url] LE@`TPg$R
Format settings, CABAC : Yes QiQO>r
Format settings, ReFrames : 8 frames 'fIirGOl
Muxing mode : Container [email protected] WHvxBd
Codec ID : V_MPEG4/ISO/AVC e]u3[ao
Duration : 23mn 55s QVQ?a&HYS
Nominal bit rate : 1 500 Kbps q/^&si
Width : 1 280 pixels ns9a+QQ
Height : 720 pixels j:J{m0
Display aspect ratio : 16:9 bId@V[9
Frame rate : 23.810 fps ,XmyC7y<
Original frame rate : 23.976 fps S`&YY
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Resolution : 24 bits 4&^BcWqA*f
Colorimetry : 4:2:0 l;'c6o0e
Scan type : Progressive c!=^C/5Ee
Bits/(Pixel*Frame) : 0.068 &HYs^|ydrr
Writing library : x264 core 98 r1629 2e81ce1 L
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Encoding settings : cabac=1 / ref=8 / deblock=1:0:0 / analyse=0x3:0x133 / me=umh / subme=7 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=1 / me_range=16 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=0 / chroma_qp_offset=-2 / threads=1 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / constrained_intra=0 / bframes=6 / b_pyramid=2 / b_adapt=2 / b_bias=0 / direct=3 / weightb=1 / weightp=0 / keyint=240 / keyint_min=24 / scenecut=40 / intra_refresh=0 / rc_lookahead=40 / rc=2pass / mbtree=1 / bitrate=1500 / ratetol=1.0 / qcomp=0.60 / qpmin=10 / qpmax=51 / qpstep=4 / cplxblur=20.0 / qblur=0.5 / vbv_maxrate=3486 / vbv_bufsize=3487 / ip_ratio=1.40 / aq=1:0.50 / nal_hrd=none wE J?Y8
Audio #2 ($Y6hn+
ID : 2 a%)-iL
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Format : AAC |T^c(RpOE
Format/Info : Advanced Audio Codec *8j2iu-|
Format version : Version 4 %SD=3UK6
Format profile : LC l/@t>%
Format settings, SBR : No Zv)x-48
Codec ID : A_AAC 8Qi@z Jq,
Duration : 24mn 7s 4O'X+dv^I
Channel(s) : 2 channels Dl95Vo=1
Channel positions : L R \D,c*I|p7
Sampling rate : 44.1 KHz d`&F
Resolution : 16 bits #F!'B
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Text #3 tO]`
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ID : 3 Irnfr\l.
Format : ASS k-a3oLCR,
Codec ID : S_TEXT/ASS ,1&</R_
Codec ID/Info : Advanced Sub Station Alpha i& ybvTl
Text #4 Ye) F{WqZ#
ID : 4 B&RgUIrFoY
Format : ASS
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Codec ID : S_TEXT/ASS 0N19R 5NN8
Codec ID/Info : Advanced Sub Station Alpha nnPY8pdjSD T?'Vb =============================================
o$-!E(p XB'PEvh8 《GPX》 by8~'? General oN6X]T<
Complete name : F:\Video\1992.新世紀GPX.高智能一級方程式Ⅱ-DoubleOne\02_.mkv M;K%=l$NG
Format : Matroska fG*366W
File size : 320 MiB m6oaO9"K
Duration : 26mn 54s l gzA) (
Overall bit rate : 1 663 Kbps p2:>m\
Encoded date : UTC 2011-05-16 14:48:07 BR [3i}Ud
Writing application : mkvmerge v4.3.0 ('Escape from the Island') 编译于 Sep 5 2010 10:30:51 c})f&Z@<
Writing library : libebml v1.0.0 + libmatroska v1.0.0 wA;C
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Video #1 (5(TbyWwD
ID : 1 9akIu.H
Format : AVC _r&,n\
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Format/Info : Advanced Video Codec 'lD"{^
Format profile : [url=mailto:[email protected]][email protected][/url] xf
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Format settings, CABAC : Yes Z&E!m
Format settings, ReFrames : 2 frames "`4V^1
Muxing mode : Container [email protected] bI"_hvcFp
Codec ID : V_MPEG4/ISO/AVC kL1St
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Duration : 26mn 52s v8!Ts"
Width : 640 pixels QBI;aG<+b>
Height : 480 pixels :AM5EO
Display aspect ratio : 4:3 rW(<[2 vg
Frame rate : 23.976 fps V
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Original frame rate : 11.988 fps rr=
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Resolution : 24 bits ht1d[
Colorimetry : 4:2:0 mjtmN0^SR
Scan type : Progressive QFtf.")[.
Writing library : x264 core 38 svn-341 X|w[:[P
Audio #2 mWPA]g(
ID : 2 l@OY8z-_
Format : AAC wfXm(RYM
Format/Info : Advanced Audio Codec
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Format version : Version 4 E 'O[E=
Format profile : LC zZax![Z
Format settings, SBR : Yes t+?m<h6w;l
Format settings, PS : No 7A mnxFC
Codec ID : A_AAC 9Oe~e
Duration : 26mn 54s q/lQEfR
Channel(s) : 2 channels ?' :v):J}
Channel positions : L R awic9uMH
Sampling rate : 44.1 KHz BQ7p<{G
Resolution : 16 bits H]x-s
Video delay : -83ms %P2l@}?a
Title : Cantonese粵語 =
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Language : Chinese yxx'g+D*
Audio #3 GF=rGn@,)`
ID : 3 B3V;
Format : AAC tr t^o
Format/Info : Advanced Audio Codec e
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Format version : Version 4 aF41?.s
Format profile : LC ,p\:Z3{ZH
Format settings, SBR : Yes Ad
ma~]T9
Format settings, PS : No L"
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Codec ID : A_AAC =
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Duration : 26mn 54s k:qS'
Channel(s) : 2 channels .*(xkJI3
Channel positions : L R %H AforH
Sampling rate : 44.1 KHz V6ICR{y<3
Resolution : 16 bits 4fyds< f
Video delay : -83ms 8*iIJ
Title : 日語 UTLuzm
Language : Japanese 5u89?-UD P`xQL ==============================================================