[FFmpeg-user] MJPEG encoder large memory allocation issue

Tithi Patel tithi.patel at einfochips.com
Fri Sep 5 09:26:27 CEST 2014


With the ffmpeg version 2.3.2 also I am getting the same error.

Below is the unsut console output fot the same :

./ffmpeg -i /mnt/nfs/tithi/jpeg_quadrants_2/%d.jpg -vf tile=2x2 out.jpg
ffmpeg version 2.3.2 Copyright (c) 2000-2014 the FFmpeg developers
  built on Sep  5 2014 12:53:05 with gcc 4.3.3 (Sourcery G++ Lite 2009q1-203)
  configuration: --prefix=/home/tithi/05Sept14_ffmpeg/ffmpeg_232_arm/arm.out --target-os=linux --arch=arm --cc=arm-none-linux-gnueabi-gcc --cross-prefix=arm-none-linux-gnueabi- --disable-static --enable-shared
  libavutil      52. 92.100 / 52. 92.100
  libavcodec     55. 69.100 / 55. 69.100
  libavformat    55. 48.100 / 55. 48.100
  libavdevice    55. 13.102 / 55. 13.102
  libavfilter     4. 11.100 /  4. 11.100
  libswscale      2.  6.100 /  2.  6.100
  libswresample   0. 19.100 /  0. 19.100
Input #0, image2, from '/mnt/nfs/tithi/jpeg_quadrants_2/%d.jpg':
  Duration: 00:00:00.16, start: 0.000000, bitrate: N/A
    Stream #0:0: Video: mjpeg, yuvj422p(pc, bt470bg), 2000x1496 [SAR 1:1 DAR 250:187], 25 fps, 25 tbr, 25 tbn, 25 tbc
File 'out.jpg' already exists. Overwrite ? [y/N] y
Output #0, image2, to 'out.jpg':
    encoder         : Lavf55.48.100
    Stream #0:0: Video: mjpeg, yuvj422p, 4000x2992 [SAR 1:1 DAR 250:187], q=2-31, 200 kb/s, 6.25 fps, 6.25 tbn, 6.25 tbc
      encoder         : Lavc55.69.100 mjpeg
Stream mapping:
  Stream #0:0 -> #0:0 (mjpeg (native) -> mjpeg (native))
Press [q] to stop, [?] for help
[mjpeg @ 0x557c0] ff_MPV_encode_picture : 1695 Going to allocate size  : 144935000
[mjpeg @ 0x557c0] Failed to allocate packet of size 144935000
Video encoding failed
Conversion failed!

From: ffmpeg-user-bounces at ffmpeg.org <ffmpeg-user-bounces at ffmpeg.org> on behalf of Moritz Barsnick <barsnick at gmx.net>
Sent: Friday, September 5, 2014 12:32 PM
To: FFmpeg user discussions
Subject: Re: [FFmpeg-user] MJPEG encoder large memory allocation issue

On Fri, Sep 05, 2014 at 06:56:46 +0000, Tithi Patel wrote:
> ffmpeg version 1.0 Copyright (c) 2000-2012 the FFmpeg developers

Why would you want to use this version? It's not even the latest on the
1.x branch (and won't be fixed if it's buggy). If you _need_ to use
releases, 2.3.3 is out, otherwise this list recommends using latest git

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