Best workflow for AVI video files (DV and Mjpeg)

Mike M. wrote on 7/27/2014, 6:18 PM
I have two types of AVI files. One is a DV source and the other is MJPEG.
(specs below)

I need to render to either MP4 (AVC) progressive or Mpeg 2. I was thinking of going the DNxHD route and then Handbrake, but seems like an unnecessary step.

The rendered files would be played by on a home streaming device to a flat screen television. Resolution and frame rate could be the same as the source files.

Suggestions ?

#1 Source File Specs for DV AVI
General

Format : AVI
Format/Info : Audio Video Interleave
Commercial name : DV
File size : 806 MiB
Duration : 3mn 46s
Overall bit rate mode Constant
Overall bit rate : 29.9 Mbps
Recorded date : 2011-02-24 01:16:39.000

Video
ID : 0
Format : DV
Codec ID : dvsd
Codec ID/Hint : Sony
Duration : 3mn 46s
Bit rate mode : Constant
Bit rate : 24.4 Mbps
Encoded bit rate : 28.8 Mbps
Width : 720 pixels
Height : 480 pixels
Display aspect ratio : 4:3
Frame rate mode : Constant
Frame rate : 29.970 fps
Standard : NTSC
Color space : YUV
Chroma subsampling : 4:1:1
Bit depth : 8 bits
Scan type : Interlaced
Scan order : Bottom Field First
Compression mode : Lossy
Bits/(Pixel*Frame) : 2.357
Stream size : 776 MiB (96%)

Audio
ID : 1
Format : PCM
Format settings, Endianness : Little
Format settings, Sign : Signed
Codec ID : 1
Duration : 3mn 46s
Bit rate mode : Constant
Bit rate : 1 024 Kbps
Channel(s) : 2 channels
Sampling rate : 32.0 KHz
Bit depth : 16 bits
Stream size : 27.6 MiB (3%)
Alignment : Aligned on interleaves
Interleave, duration : 267 ms (7.99 video frames)
Interleave, preload duration : 266 ms

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#2 Source File Specs for mjpeg AVI
General

Format : AVI
Format/Info : Audio Video Interleave
File size : 232 MiB
Duration : 4mn 53s
Overall bit rate : 6 627 Kbps

Video
ID : 1
Format : JPEG
Codec ID : MJPG
Duration : 4mn 53s
Bit rate : 5 206 Kbps
Width : 720 pixels
Height : 480 pixels
Display aspect ratio : 3:2
Frame rate : 25.000 fps
Standard : NTSC
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Compression mode : Lossy
Bits/(Pixel*Frame) : 0.603
Stream size : 182 MiB (78%)

Audio
ID : 0
Format : PCM
Format settings, Endianness : Little
Format settings, Sign : Signed
Codec ID : 1
Duration : 4mn 53s
Bit rate mode : Constant
Bit rate : 1 411.2 Kbps
Channel(s) : 2 channels
Sampling rate : 44.1 KHz
Bit depth : 16 bits
Stream size : 49.4 MiB (21%)
Alignment : Aligned on interleaves
Interleave, duration : 40 ms (1.00 video frame)

Comments

musicvid10 wrote on 7/27/2014, 7:08 PM
Your source files are interlaced. I can think of no better reason to take interlaced Avid 1:!X [corrected] to Handbrake for its decomb magic.
Mike M. wrote on 7/27/2014, 7:21 PM
OK, I'll buy that idea.

Using DNxHD codec, would I be using the custom settings for progressive or interlaced. I see that there is no 720i,just 720p.

As you can see, I'm a bit confused on the settings..........and in particular........the configure settings.

Thanks for your reply musicvid
musicvid10 wrote on 7/27/2014, 8:38 PM
Here's how it works:
--Your source videos are 480i.
-- In order for Handbrake to do the decomb and possible resizing, you don't do it first in Vegas.
-- Therefore your Intermediate is rendered 480i,

Hope that makes some sense.
In case you missed it:




musicvid10 wrote on 7/28/2014, 9:35 AM
Looks like a good place to start ;?)
Mike M. wrote on 7/28/2014, 11:28 AM
Thanks a bunch for all your help. Between the Vegas forums and others, you are one busy fellow.
musicvid10 wrote on 7/31/2014, 3:24 PM
Apparently Handbrake is throwing an exception with Avid !:!x files.
Looking into it . . .

[b]UPDATE[/B] Avid DV codec works.