比較下面兩集動畫。前者1280x720,比後者640x480嘅SIZE重要細。
$m:}{:LDCf I@cKiB 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。
E#Ynn6 所以,要點樣壓縮到好似前者一樣?
wJ! j)Kk:BFFY 唔改變解像度,只改變碼率,應如何做?
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W_Y 《死神》 95(c{
l/ General mmY~V:,Kd
Complete name : F:\Video\[jumpcn][BLEACH][320][1280x720].mkv @
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Format : Matroska X^% I 3
File size : 280 MiB pW8pp?
Duration : 24mn 7s q9pBS1Ej
Overall bit rate : 1 621 Kbps %s$_KG !&
Encoded date : UTC 2011-05-03 17:33:29 FePJ8
Writing application : mkvmerge v2.9.9 ('Tutu') built on Nov 25 2009 21:13:32 O8SX#,3^}
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ID : 1 H(Mlf
Format : AVC kr8NKZ/
Format/Info : Advanced Video Codec m#,
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Format profile : [url=mailto:[email protected]][email protected][/url] RUf,)]Vvk
Format settings, CABAC : Yes ERL(>)
Format settings, ReFrames : 8 frames ,8o]XFOr
Muxing mode : Container [email protected] ]=9%fA
Codec ID : V_MPEG4/ISO/AVC meR%);\
Duration : 23mn 55s l1jS2O(
Nominal bit rate : 1 500 Kbps d|on
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Width : 1 280 pixels ':[+UUC@
Height : 720 pixels pX6T7
Display aspect ratio : 16:9 Bd
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Frame rate : 23.810 fps T1PWFw\GH
Original frame rate : 23.976 fps E1 *\)q
Resolution : 24 bits \yb^%$hZ0
Colorimetry : 4:2:0 ]gTaTY
Scan type : Progressive )U<4ul
Bits/(Pixel*Frame) : 0.068 kSU*d
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Writing library : x264 core 98 r1629 2e81ce1 %P_\7YBC>
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 =%Ut&6}sQ
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ID : 2 tRbZ^5x\@
Format : AAC 1|/2%IDUI
Format/Info : Advanced Audio Codec Y+upZ@Ga
Format version : Version 4 f:7Y
Format profile : LC F
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Format settings, SBR : No ~SM2W%
Codec ID : A_AAC 3I:DL#f
Duration : 24mn 7s TW3:Y\ p
Channel(s) : 2 channels <n }=zu
Channel positions : L R RfN5X}&A
Sampling rate : 44.1 KHz XIBw&mWf
Resolution : 16 bits ]*i
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Text #3 Tj0eW(<!s
ID : 3 Uj k``;
Format : ASS Y141Twjvd
Codec ID : S_TEXT/ASS q>Px
Codec ID/Info : Advanced Sub Station Alpha UeHS4cW
Text #4 XF^c(*5
ID : 4 EXa6"D
Format : ASS 8>
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Codec ID : S_TEXT/ASS wO8^|Yf
Codec ID/Info : Advanced Sub Station Alpha KN}[N+V> lS?f?n^ =============================================
G#dpSNV3| GmAE!+" 《GPX》 s
]QzNc General 9\Xl3j!
Complete name : F:\Video\1992.新世紀GPX.高智能一級方程式Ⅱ-DoubleOne\02_.mkv ! \awT
Format : Matroska "a,Tc2xk
File size : 320 MiB SI;G|uO;/
Duration : 26mn 54s gmLw. |-
Overall bit rate : 1 663 Kbps
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Encoded date : UTC 2011-05-16 14:48:07 r4D66tF
Writing application : mkvmerge v4.3.0 ('Escape from the Island') 编译于 Sep 5 2010 10:30:51 Jr''S}@|x
Writing library : libebml v1.0.0 + libmatroska v1.0.0 ,\=u(Y\I[
Video #1 0-|1}/{4
ID : 1 2lp.Td`{
Format : AVC (Nik(Oyj"
Format/Info : Advanced Video Codec 3ZZJYf=
Format profile : [url=mailto:[email protected]][email protected][/url] yaX,s4p
Format settings, CABAC : Yes `J-"S<c?_
Format settings, ReFrames : 2 frames #=O0-si]P
Muxing mode : Container [email protected] A<TJ3Jp]
Codec ID : V_MPEG4/ISO/AVC zG@
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Duration : 26mn 52s |23 }~c,
Width : 640 pixels *=2jteG=3.
Height : 480 pixels gdT^QM:y4$
Display aspect ratio : 4:3 fi?[ e?|c@
Frame rate : 23.976 fps \C<rg|
Original frame rate : 11.988 fps TTOd0a
Resolution : 24 bits yTDoS|B+)
Colorimetry : 4:2:0 Hb]7>[L
Scan type : Progressive d!gm4hQhl
Writing library : x264 core 38 svn-341 8F[j}.8q
Audio #2 Z].>U!7W
ID : 2 Me`"@{r|#
Format : AAC =
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Format/Info : Advanced Audio Codec KBJ|P^W5j
Format version : Version 4 S`6'~g
Format profile : LC u!@P,,NY
Format settings, SBR : Yes =riP~%_ML)
Format settings, PS : No !tbRqW6v
Codec ID : A_AAC M,#t7~t
Duration : 26mn 54s tlcA\+%)
Channel(s) : 2 channels UfkRY<H
Channel positions : L R QyN~Crwo
Sampling rate : 44.1 KHz h)<42Y
Resolution : 16 bits Vm.u3KE
Video delay : -83ms -p;oe}|
Title : Cantonese粵語 .xk<7^ZD
Language : Chinese !
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Audio #3 &FZe LIt
ID : 3 b%_QL3m6
Format : AAC N%_~cR;
Format/Info : Advanced Audio Codec +<q^[<pS
Format version : Version 4 %fyb?6?Y
Format profile : LC PIr Uls0}
Format settings, SBR : Yes 7<tqT
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Format settings, PS : No 3jn@ [ m
Codec ID : A_AAC D!<$uAT
Duration : 26mn 54s tEEhSG)s%
Channel(s) : 2 channels ,AD| u_pP
Channel positions : L R OcH- `A
Sampling rate : 44.1 KHz 2+P3Sii
Resolution : 16 bits cwD0 ~B
Video delay : -83ms HdLkof2i
Title : 日語 y$&a(S]
Language : Japanese FU [,,a0<< 0F3>kp4u ==============================================================