this post was submitted on 18 May 2024
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It's A Digital Disease!

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The original post: /r/datahoarder by /u/Pfftwhy on 2024-05-17 21:05:25.

Hey guys, as stated in the title I want to compress a lot of old avi files to a more space efficient format.

I would like to keep as much quality as possible since the files itself are shot around 2005, my main concern is if i further reduce the quality the videos will be barely watchable.

What would be the best way of doing this?

EDIT

Rephrased to make my question clearer

EDIT 2:

Video is interlaced

EDIT 3:

ran mediainfo on one of the files as an example:

Format                                   : AVI
Format/Info                              : Audio Video Interleave
Commercial name                          : DVCAM
Format profile                           : OpenDML
Format settings                          : WaveFormatEx
File size                                : 19.1 GiB
Duration                                 : 1 h 31 min
Overall bit rate mode                    : Constant
Overall bit rate                         : 29.8 Mb/s
Frame rate                               : 25.000 FPS
Recorded date                            : 2004-05-05 12:45:54.000
IsTruncated                              : Yes

Video
ID                                       : 0
Format                                   : DV
Commercial name                          : DVCAM
Codec ID                                 : dvsd
Codec ID/Hint                            : Sony
Duration                                 : 1 h 31 min
Bit rate mode                            : Constant
Bit rate                                 : 24.4 Mb/s
Width                                    : 720 pixels
Height                                   : 576 pixels
Display aspect ratio                     : 4:3
Frame rate mode                          : Constant
Frame rate                               : 25.000 FPS
Standard                                 : PAL
Color space                              : YUV
Chroma subsampling                       : 4:2:0
Bit depth                                : 8 bits
Scan type                                : Interlaced
Scan order                               : Bottom Field First
Compression mode                         : Lossy
Bits/(Pixel*Frame)                       : 2.357
Time code of first frame                 : 00:00:18:20
Time code source                         : Subcode time code
Stream size                              : 18.4 GiB (97%)
Encoding settings                        : ae mode=full automatic / wb mode=automatic / white balance= / fcm=manual focus

Audio
ID                                       : 1
Format                                   : PCM
Format settings                          : Little / Signed
Codec ID                                 : 1
Duration                                 : 1 h 31 min
Bit rate mode                            : Constant
Bit rate                                 : 1 024 kb/s
Channel(s)                               : 2 channels
Sampling rate                            : 32.0 kHz
Bit depth                                : 16 bits
Stream size                              : 670 MiB (3%)
Alignment                                : Aligned on interleaves
Interleave, duration                     : 240  ms (6.00 video frames)

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