[FFmpeg-trac] #5547(avfilter:new): Drawtext filter borderw option crashes setting fontsize from 10 to 22 using msgothic font

FFmpeg trac at avcodec.org
Thu May 12 14:43:17 CEST 2016


#5547: Drawtext filter borderw option crashes setting fontsize from 10 to 22 using
msgothic font
-------------------------------------+-------------------------------------
             Reporter:  nicol        |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:  avfilter     |                  Version:  git-
             Keywords:  Drawtext,    |  master
  font                               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: Setting fontsize from 10 to 22 crashes, but under 9
 and over 23 using msgothic.ttc is fine.
 How to reproduce:
 {{{
 % ffplay -f lavfi -i testsrc -vf
 drawtext=fontcolor=white:fontfile='C\:/Windows/Fonts/msgothic.ttc':fontsize=10:text=hoge:borderw=1
 -debug 99
 ffmpeg version N-79947-gcd244fa
 built on ... zeranoe ffmpeg-20160512
 }}}

 ffmpeg-20160512-git-cd244fa-win64-static\bin>ffplay -f lavfi -i testsrc
 -vf
 drawtext=fontcolor=white:fontfile='C\:/Windows/Fonts/msgothic.ttc':fontsize=10:text=hoge:borderw=1
 -debug 99
 ffplay version N-79947-gcd244fa Copyright (c) 2003-2016 the FFmpeg
 developers  built with gcc 5.3.0 (GCC)  configuration: --enable-gpl
 --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib
 --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv
 --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca
 --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc
 --enable-libmodplug --enable-libmfx --enable-libmp3lame --enable-
 libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
 --enable-libopus --enable-librtmp --enable-libschroedinger --enable-
 libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-
 libtwolame --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis
 --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264
 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg
 --enable-lzma --enable-decklink --enable-zlib
   libavutil      55. 24.100 / 55. 24.100
   libavcodec     57. 41.102 / 57. 41.102
   libavformat    57. 36.100 / 57. 36.100
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 45.100 /  6. 45.100
   libswscale      4.  1.100 /  4.  1.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 detected 4 logical cores  0 aq=    0KB vq=    0KB sq=    0B f=0/0
 [Parsed_testsrc_0 @ 0000000000594d80] size:320x240 rate:25/1
 duration:-1.000000 sar:1/1
 [AVFilterGraph @ 000000000035a220] query_formats: 2 queried, 1 merged, 0
 already done, 0 delayed
 [lavfi @ 0000000000590bc0] All info found
 Input #0, lavfi, from 'testsrc':
   Duration: N/A, start: 0.000000, bitrate: N/A
     Stream #0:0, 1, 1/25: Video: rawvideo, 1 reference frame (RGB[24] /
 0x18424752), rgb24, 320x240 (0x0) [SAR
  1:1 DAR 4:3], 0/1, 25 fps, 25 tbr, 25 tbn
 [rawvideo @ 000000000060f8a0] PACKET SIZE: 230400, STRIDE: 960
 Video frame changed from size:0x0 format:none serial:-1 to size:320x240
 format:rgb24 serial:1
 [ffplay_buffer @ 0000000000591600] Setting 'video_size' to value '320x240'
 [ffplay_buffer @ 0000000000591600] Setting 'pix_fmt' to value '2'
 [ffplay_buffer @ 0000000000591600] Setting 'time_base' to value '1/25'
 [ffplay_buffer @ 0000000000591600] Setting 'pixel_aspect' to value '1/1'
 [ffplay_buffer @ 0000000000591600] Setting 'frame_rate' to value '25/1'
 [ffplay_buffer @ 0000000000591600] w:320 h:240 pixfmt:rgb24 tb:1/25
 fr:25/1 sar:1/1 sws_param:
 [ffplay_crop @ 0000000003639720] Setting 'out_w' to value
 'floor(in_w/2)*2'
 [ffplay_crop @ 0000000003639720] Setting 'out_h' to value
 'floor(in_h/2)*2'
 [Parsed_drawtext_0 @ 0000000003639800] Setting 'fontcolor' to value
 'white'
 [Parsed_drawtext_0 @ 0000000003639800] Setting 'fontfile' to value
 'C:/Windows/Fonts/msgothic.ttc'
 [Parsed_drawtext_0 @ 0000000003639800] Setting 'fontsize' to value '10'
 [Parsed_drawtext_0 @ 0000000003639800] Setting 'text' to value 'hoge'
 [Parsed_drawtext_0 @ 0000000003639800] Setting 'borderw' to value '1'
     nan M-V:    nan fd=   0 aq=    0KB vq= 5852KB sq=    0B f=0/0

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5547>
FFmpeg <https://ffmpeg.org>
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