[libav-tools] Invalid pixel format string '-1' on overlay

Timm Murray tmurray at wumpus-cave.net
Mon May 25 21:14:17 CEST 2015


Compiled 11.3, and got the same thing:

avconv version 11.3, Copyright (c) 2000-2014 the Libav developers
  built on May 25 2015 14:11:55 with gcc 4.8 (Ubuntu 4.8.2-19ubuntu1)
[avi @ 0x186e220] scale/rate is 1/0 which is invalid. (This file has been
generated by broken software.)
[avi @ 0x186e220] max_analyze_duration 5000000 reached
Guessed Channel Layout for  Input Stream #0.1 : mono
Input #0, avi, from 'public/record_1430663840.avi':
  Duration: 00:00:00.00, start: 0.000000, bitrate: -2147483 kb/s
    Stream #0.0: Video: h264, 1920x1080, 30 tbn
    Stream #0.1: Audio: mp3, 44100 Hz, 1 channels, s16p, 120 kb/s
Input #1, mov,mp4,m4a,3gp,3g2,mj2, from
'public/record_1430663840_overlay.mov':
  Metadata:
    major_brand     : qt
    minor_version   : 512
    compatible_brands: qt
    encoder         : Lavf54.20.4
  Duration: 00:00:50.43, start: 0.000000, bitrate: 2791 kb/s
    Stream #1.0(eng): Video: png  / 0x20676E70, 1920x1080, 2789 kb/s, 30
fps, 30 tbn (default)
    Metadata:
      encoder         : png
[buffer @ 0x197c940] Invalid pixel format string '-1'
Error configuring filters.

On Mon, May 25, 2015 at 1:00 PM, Luca Barbato <lu_zero at gentoo.org> wrote:

> On 24/05/15 04:49, Timm Murray wrote:
>
>> I'm trying to combine two videos.  One is an avi with h264, and the other
>> is a mov with transparent pngs for a graphical overlay.
>>
>> I'm combining them with:
>>
>> avconv -i ${INPUT_VID} -i ${OVERLAY_VID} -filter_complex 'overlay' -b:v
>> 8000000 ${OUTPUT_VID}
>>
>> This results in:
>>
>> ===========
>> avconv version 9.18-6:9.18-0ubuntu0.14.04.1, Copyright (c) 2000-2014 the
>> Libav developers
>>
>
> Could you please update to version 11?
>
> lu
>
> _______________________________________________
> libav-tools mailing list
> libav-tools at libav.org
> https://lists.libav.org/mailman/listinfo/libav-tools
>
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