png: could not find codec parameters

[picojeff]

$ ffmpeg -i i00000.png
ffmpeg version N-37208-g01fcbdf Copyright (c) 2000-2012 the FFmpeg developers

built on Jan 27 2012 18:34:52 with gcc 4.6.2
configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-runtime-cpudetect --enable-avisynth --enable-bzlib --enable-frei0r --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libfreetype --enable-libgsm --enable-libmp3lame --enable-libopenjpeg --enable-librtmp --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libxavs --enable-libxvid --enable-zlib
libavutil 51. 34.101 / 51. 34.101
libavcodec 53. 60.100 / 53. 60.100
libavformat 53. 31.100 / 53. 31.100
libavdevice 53. 4.100 / 53. 4.100
libavfilter 2. 60.100 / 2. 60.100
libswscale 2. 1.100 / 2. 1.100
libswresample 0. 6.100 / 0. 6.100
libpostproc 52. 0.100 / 52. 0.100

[image2 @ 00389AA0] decoding for stream 0 failed
[image2 @ 00389AA0] Could not find codec parameters (Video: png)
i00000.png: could not find codec parameters
$

[picojeff]

1450x1080 png

[picojeff]

User error. Ticket can be closed or deleted.

[rogerdpack]

for followers, this error message "can" at times mean that you didn't compile with --enable-zlib (though that wasn't the case here so not sure what happened...)