[FFmpeg-user] FFMPEG | zlib support is required

[Palaniappan N]

Hi,

We are getting the following output for the Command we executed, Can you
suggest us on what could be the reason?

# ffmpeg -y -i /var/www/html/WorkFiles/uploads/Sponsor_tutorial_15Apr13.swf
-ac 1 -ab 64000 -ar 22050 -acodec -vcodec libx264 -bt 128k -flags +aic+mv4
-s 610x340 -r 30 -aspect 16:9 -aq 200 /var/www/html/WorkFiles/output/swf.mp4
ffmpeg: /lib64/libz.so.1: no version information available (required by
ffmpeg)
ffmpeg version N-52381-g2288c77 Copyright (c) 2000-2013 the FFmpeg
developers
  built on Apr 22 2013 08:58:41 with gcc 4.4.6 (GCC) 20110731 (Red Hat
4.4.6-3)
  configuration: --enable-gpl --enable-libmp3lame --enable-libtheora
--enable-libvorbis --enable-libvpx --enable-libx264 --enable-zlib
--enable-nonfree
  libavutil      52. 27.100 / 52. 27.100
  libavcodec     55.  5.100 / 55.  5.100
  libavformat    55.  3.100 / 55.  3.100
  libavdevice    55.  0.100 / 55.  0.100
  libavfilter     3. 60.100 /  3. 60.100
  libswscale      2.  2.100 /  2.  2.100
  libswresample   0. 17.102 /  0. 17.102
  libpostproc    52.  3.100 / 52.  3.100
[swf @ 0x3b7a3c0] SWF compressed file detected
[swf @ 0x3b7a3c0] max_analyze_duration 5000000 reached at 5015510
microseconds
[swf @ 0x3b7a3c0] Could not find codec parameters for stream 0 (Audio:
pcm_u8, 5512 Hz, mono, 44 kb/s): unspecified sample format
Consider increasing the value for the 'analyzeduration' and 'probesize'
options
Input #0, swf, from
'/var/www/html/WorkFiles/uploads/Sponsor_tutorial_15Apr13.swf':
  Duration: 00:00:24.84, bitrate: 1066 kb/s
    Stream #0:0: Audio: pcm_u8, 5512 Hz, mono, 44 kb/s
    Stream #0:1: Video: mjpeg, yuvj444p, 1280x2582 [SAR 72:72 DAR
640:1291], 12 tbr, 12 tbn
    Stream #0:2: Audio: mp3, 44100 Hz, mono, s16p, 128 kb/s
    Stream #0:3: Audio: mp3, 44100 Hz, mono, s16p, 128 kb/s
[NULL @ 0x3b96be0] Unable to find a suitable output format for 'libx264'
libx264: Invalid argument




Thanks&Regards,
Palani