Обработка в AVISynth:
FFVideoSource("Remux.mkv")
Crop(0,22,0,-20) # до 1,85:1
Dither_convert_8_to_16()
Dither_Resize16(888,480)
DitherPost() # изменение размера с ordered dithering вместо округления
Бонус -
# у меня все глючило, так что делал через lossless промежуточные файлы.
FFVideoSource("Remux.mkv")
AssumeTFF()
TFM(Slow=2, PP=0) # "собираем" кадры кино и оставляем гребенки на видео. Механизм их определения в TFM тут не подходит. hint=0 забыл
# 2 прохода:
Decimate(Mode=4, Threshold=1.3, Timecodes=".txt", VFRStats=".txt") # делаем переменную частоту кадров, 24 для кино и 30 для видео. TDecimate сбивался.
# на полный экран видео, с черными полосами кино.
Source=last
Top=Source.crop(0,430,0,0) # верхняя полоса
Bottom=Source.crop(0,0,0,-430) # нижняя полоса
LetterboxBars=StackVertical(Top, Bottom) # соединяем их
Deinterlaced=Source.QTGMC(FPSDivisor=2) # деинтерлейс
DeintIfCombed=ConditionalFilter(Source, Deinterlaced, Source, "IsCombed()", "=", "True") # ищем гребенки и деинтерлейсим, если есть
ConditionalFilter(LetterboxBars, Deinterlaced, DeintIfCombed, "AverageLuma()", ">", "17") # если нет черных полос, деинтерлейсим; если есть, на всякий случай ищем гребенки (титры, почти все черное) и деинтерлейсим, если есть.
# дать timecodes.txt x264!
Настройки x264:
--level 3.1 --preset veryslow --tune film --bitrate 3000 --deblock -3:-3 --bframes 16
--vbv-bufsize 7500--vbv-maxrate 7500--qpfile "chapters.qpf"
--colorprim bt709 --transfer bt709 --colormatrix bt709 -pass "" --stats ""
Бонус:
--level 3.1 --preset veryslow --tune film --crf 17 --deblock -3:-3 --bframes 11
--vbv-bufsize 7500 --vbv-maxrate 7500 --tcfile-in "timecodes.txt"
--colorprim smpte170m --transfer smpte170m --colormatrix smpte170m --sar 8:9
Из логов:
(Фильм)
x264 [info]: frame I:795 Avg QP:17.44 size: 48430
x264 [info]: frame P:31856 Avg QP:18.14 size: 27833
x264 [info]: frame B:135989 Avg QP:20.10 size: 12586
x264 [info]: consecutive B-frames: 0.7% 0.8% 4.5% 14.6% 20.8% 41.4% 7.1% 2.7% 2.2% 1.6% 0.8% 0.5% 0.5% 0.4% 0.5% 0.3% 0.6%
x264 [info]: ref P L0: 36.5% 7.2% 17.7% 9.0% 7.6% 6.1% 5.5% 3.4% 3.3% 3.1% [10] 0.4% 0.0%
x264 [info]: kb/s:2998.87
(Бонус)
x264 [info]: profile High, level 3.1
x264 [info]: frame I:174 Avg QP:14.13 size: 51617
x264 [info]: frame P:7838 Avg QP:17.01 size: 22860
x264 [info]: frame B:29057 Avg QP:20.31 size: 6610
x264 [info]: consecutive B-frames: 1.2% 1.8% 7.2% 20.6% 27.2% 32.2% 3.8% 1.3% 1.5% 2.0% 0.5% 0.7%
x264 [info]: ref P L0: 38.2% 8.4% 20.4% 6.4% 6.7% 4.2% 4.3% 2.1% 2.3% 1.7% 1.9% 1.5% 1.7% [13] 0.3% 0.0%
x264 [info]: kb/s:2250.98
Звук - из DTS-HD MA 5.1 16 bit в QuickTime AAC 5.1 63 (довольно хорошее качество). Остальные дорожки - копии.
MediaInfo:
General
Unique ID : 221906256458415925798071387445543054523 (0xA6F1972580FDBD35B5F6151D25DC2CBB)
Complete name : ...\The Last Waltz.mkv
Format : Matroska
Format version : Version 2
File size : 2.85 GiB
Duration : 1h 57mn
Overall bit rate : 3 482 Kbps
Encoded date : UTC 2012-05-28 16:11:55
Writing application : mkvmerge v5.6.0 ('Kenya Kane') built on May 27 2012 16:44:04
Writing library : libebml v1.2.3 + libmatroska v1.3.0
Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L3.1
Format settings, CABAC : Yes
Format settings, ReFrames : 10 frames
Codec ID : V_MPEG4/ISO/AVC
Duration : 1h 57mn
Nominal bit rate : 3 000 Kbps
Width : 888 pixels
Height : 480 pixels
Display aspect ratio : 1.850
Frame rate : 23.976 fps
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.294
Writing library : x264 core 124 r2197 69a0443
Encoding settings : cabac=1 / ref=10 / deblock=1:-3:-3 / analyse=0x3:0x133 / me=umh / subme=10 / psy=1 / psy_rd=1.00:0.15 / mixed_ref=1 / me_range=24 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-3 / threads=3 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=16 / b_pyramid=2 / b_adapt=2 / b_bias=0 / direct=3 / weightb=1 / open_gop=0 / weightp=2 / keyint=240 / keyint_min=23 / scenecut=40 / intra_refresh=0 / rc_lookahead=60 / rc=2pass / mbtree=1 / bitrate=3000 / ratetol=1.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / cplxblur=20.0 / qblur=0.5 / vbv_maxrate=7500 / vbv_bufsize=7500 / nal_hrd=none / ip_ratio=1.40 / aq=1:1.00
Language : English
Default : Yes
Forced : No
Color primaries : BT.709-5, BT.1361, IEC 61966-2-4, SMPTE RP177
Transfer characteristics : BT.709-5, BT.1361
Matrix coefficients : BT.709-5, BT.1361, IEC 61966-2-4 709, SMPTE RP177
Audio #1
ID : 2
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : A_AAC
Duration : 1h 57mn
Channel(s) : 6 channels
Channel positions : Front: L C R, Side: L R, LFE
Sampling rate : 48.0 KHz
Compression mode : Lossy
Delay relative to video : 20ms
Title : AAC 5.1 289 kbps
Language : English
Default : Yes
Forced : No
Audio #2
ID : 3
Format : AC-3
Format/Info : Audio Coding 3
Format profile : Dolby Digital
Mode extension : CM (complete main)
Codec ID : A_AC3
Duration : 1h 57mn
Bit rate mode : Constant
Bit rate : 192 Kbps
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 48.0 KHz
Bit depth : 16 bits
Compression mode : Lossy
Stream size : 161 MiB (6%)
Title : Director's comments. AC3 2.0 192 kbps
Language : English
Default : No
Forced : No
Text #1
ID : 4
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Title : English
Language : English
Default : Yes
Forced : No
Text #2
ID : 5
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Title : Director's comments
Language : English
Default : No
Forced : No
Text #3
ID : 6
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Title : French
Language : French
Default : No
Forced : No
Text #4
ID : 7
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Title : Spanish
Language : Spanish
Default : No
Forced : No
Text #5
ID : 8
Format : UTF-8
Codec ID : S_TEXT/UTF8
Codec ID/Info : UTF-8 Plain Text
Title : Portuguese
Language : Portuguese
Default : No
Forced : No
Menu
00:00:00.000 : en:"Don't Do It" - The Band
00:04:07.497 : en:"Theme from The Last Waltz" - The Band
00:07:43.254 : en:"Up on Cripple Creek" - The Band
00:12:40.134 : en:"The Shape I'm In" - The Band
00:15:58.833 : en:"Who Do You Love?" - Ronnie Hawkins
00:21:18.736 : en:"It Makes No Difference" - The Band / Introduction to The Canterbury Tales in Chaucerian dialect - Michael McClure
00:26:45.145 : en:"Such a Night"- Dr. John
00:30:27.868 : en:"Helpless" - Neil Young
00:36:30.480 : en:"Stage Fright" - The Band
00:41:30.196 : en:"The Weight" (studio version) - The Band and The Staple Singers
00:47:13.289 : en:"The Night They Drove Old Dixie Down" - The Band
00:53:32.960 : en:"Dry Your Eyes" - Neil Diamond
00:58:34.177 : en:"Coyote" - Joni Mitchell
01:05:04.818 : en:"Mystery Train" - Paul Butterfield
01:09:04.640 : en:"Mannish Boy" - Muddy Waters
01:13:37.747 : en:"Further on Up the Road" - Eric Clapton
01:21:16.080 : en:"Evangeline" (studio version) - The Band and Emmylou Harris
01:27:16.898 : en:"Genetic Method" / "Chest Fever" - The Band
01:31:52.257 : en:"Ophelia" - The Band
01:37:01.691 : en:"Caravan" - Van Morrison
01:38:15.932 : en:"Loud Prayer" - Lawrence Ferlinghetti
01:42:45.076 : en:"Forever Young" - Bob Dylan
01:46:05.359 : en:"Baby Let Me Follow You Down" - Bob Dylan
01:51:03.824 : en:"I Shall Be Released" - The Band and guests plus Ronnie Wood and Ringo Starr
General
Unique ID : 198182190042117451731723273828163129424 (0x9518805D5D6B4158AB75723D466C1050)
Complete name : ...\Bonus\Revisiting The Last Waltz.mkv
Format : Matroska
Format version : Version 2
File size : 394 MiB
Duration : 22mn 31s
Overall bit rate : 2 445 Kbps
Encoded date : UTC 2012-05-13 15:04:40
Writing application : mkvmerge v5.5.0 ('Healer') built on Apr 6 2012 21:43:24
Writing library : libebml v1.2.3 + libmatroska v1.3.0
Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L3.1
Format settings, CABAC : Yes
Format settings, ReFrames : 13 frames
Codec ID : V_MPEG4/ISO/AVC
Bit rate : 2 204 Kbps
Width : 720 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate mode : Variable / Variable
Standard : NTSC
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Writing library : x264 core 124 r2197 69a0443
Encoding settings : cabac=1 / ref=13 / deblock=1:-3:-3 / analyse=0x3:0x133 / me=umh / subme=10 / psy=1 / psy_rd=1.00:0.15 / mixed_ref=1 / me_range=24 / chroma_me=1 / trellis=2 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=-3 / threads=3 / sliced_threads=0 / nr=0 / decimate=1 / interlaced=0 / bluray_compat=0 / constrained_intra=0 / bframes=11 / b_pyramid=2 / b_adapt=2 / b_bias=0 / direct=1 / weightb=1 / open_gop=0 / weightp=2 / keyint=300 / keyint_min=29 / scenecut=40 / intra_refresh=0 / rc_lookahead=60 / rc=crf / mbtree=1 / crf=17.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / vbv_maxrate=7500 / vbv_bufsize=7500 / crf_max=0.0 / nal_hrd=none / ip_ratio=1.40 / aq=1:1.00
Language : English
Default : Yes
Forced : No
Color primaries : BT.601-6 525, BT.1358 525, BT.1700 NTSC, SMPTE 170M
Transfer characteristics : BT.601-6 525, BT.601-6 625, BT.1358 525, BT.1358 625, BT.1700 NTSC, SMPTE 170M
Matrix coefficients : BT.601-6 525, BT.1358 525, BT.1700 NTSC, SMPTE 170M
Audio
ID : 2
Format : AC-3
Format/Info : Audio Coding 3
Mode extension : CM (complete main)
Codec ID : A_AC3
Duration : 22mn 31s
Bit rate mode : Constant
Bit rate : 192 Kbps
Channel(s) : 2 channels
Channel positions : Front: L R
Sampling rate : 48.0 KHz
Bit depth : 16 bits
Compression mode : Lossy
Stream size : 30.9 MiB (8%)
Title : AC3 2.0 192 kbps
Language : English
Default : Yes
Forced : No
