LRTimelapse Forum

When attempting to use the ffmpeg movie encoder on 16 bit .tif sequences (exported by LRT) at source resolution (in this case 6720 x 4480 - shots from a Canon 5D MkIV), the export process is aborted due to a bug that reports the aspect ratio as "infinite";

Here's the relevant export log extract:

[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: LRTimelapse 4.7.2 (2016-11-02) Build 122[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: © 2016 Gunther Wegner[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: http://lrtimelapse.com[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: Java version: 1.8.0_77 (64bit) from Oracle Corporation[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: Running on: Mac OS X locale: en_AU[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: Found 16 processor cores.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: Java runtime: 64 bit[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:44] INFO: ------------------------------------[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:45] INFO: Licensed to: XXXXXX - Professional License.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:46] DEBUG: Initializing directory chooser.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:46] INFO: Done (dirchooser)...[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:48] DEBUG: Launching ExifTool: /usr/local/bin/exiftool[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:48] INFO: ExifTool: 10.20[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:17:48] DEBUG: Exif Tool available.[/font][/size]
[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:17:48] DEBUG: DNG Converter available.[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:17:48] DEBUG: MPEG Encoder available.[/font][/size][/font][/size]

[size=x-small][font=Helvetica Neue]_________[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:18:33] DEBUG: Loading sequence properties from /Volumes/Big_2/.lrt/lrtsequence.properties[/font][/size]
[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:18:33] WARN: Properties-file not found.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:18:41] INFO: --- Loading directory: /Volumes/Dome_4[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:18:41] DEBUG: Loading sequence properties from /Volumes/Dome_4/.lrt/lrtsequence.properties[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:18:41] WARN: Properties-file not found.[/font][/size]
 - a few of these warning appear throughout the log
____________[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:20:00] DEBUG: tiff sequence found.[/font][/size]
[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:00] DEBUG: Dimensions: 6720 x 4480[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:15] DEBUG: Launching mpeg converter: /usr/local/bin/ffmpeg[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:15] DEBUG: tiff sequence found.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG: Writing aspect ratio Infinity to metadata of video file.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG: Launched encoder.[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Speed 1.0[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Quality 3[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Frame rate 30[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Output cs 422[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Width 6720[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG:   Height 4480[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:20:16] DEBUG: ffmpeg version 3.0 Copyright © 2000-2016 the FFmpeg developers[/font][/size][/font][/size]

[size=x-small][font=Helvetica Neue]______________________[/font][/size]

[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:20:20] DEBUG:     Stream #0:0: Video: tiff, rgb48le, 6720x4480 [SAR 1:1 DAR 3:2], 25 tbr, 25 tbn, 25 tbc[/font][/size]
[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:20] DEBUG: Invalid aspect ratio: Infinity[/font][/size]
[size=x-small][font=Helvetica Neue][2016-11-08 10:20:20] ERROR: External encoder exited with error 1[/font][/size]
[size=x-small][font=Helvetica Neue][size=x-small][font=Helvetica Neue][2016-11-08 10:20:23] INFO: Deleted incomplete file.[/font][/size]

[size=small]____________________[/size][/font][/size]

[size=x-small][font=Helvetica Neue][size=small]Presumably a division by 0 is occurring somewhere?

[/size][/font][/size]
[attachment=1604]

I'm working on this. Until I release a fixed update, please reinstall 4.7.1. You can find it on http://lrtimelapse.com/download

I've just uploaded 4.7.3, which fixes this issue. Please upgrade and let me know. http://lrtimelapse.com/download