# Command
ffmpeg \
 -i /srv/shared/tmp/upload/9125fdb02e7102ef488091a2ab723fe8.mov \
 -r 25 \
 -map 0 \
 -codec:d copy \
 -acodec libmp3lame \
 -ab 64k \
 -ar 44100 \
 -vcodec flv \
 -b:v 512k \
 -f flv \
 -threads 0 \
 -b 171800 \
 -s 1024x768 \
/srv/shared/tmp/scratch/91f5b901882e11e387034badfbc4db7f

# The input file has 3 streams
Stream #0:0(eng): Video: qtrle (rle / 0x20656C72), bgra, 640x480, 171 kb/s, 0.50 fps, 0.50 tbr, 600 tbn, 600 tbc (default)
Metadata:
creation_time : 2014-01-08 01:13:27
handler_name : Apple Alias Data Handler

Stream #0:1(eng): Video: none, 600 tbr, 600 tbn, 600 tbc (default)
Metadata:
creation_time : 2014-01-08 01:13:27
handler_name : Apple Alias Data Handler

Stream #0:2(eng): Video: none, 600 tbr, 600 tbn, 600 tbc (default)
Metadata:
creation_time : 2014-01-08 01:13:27
handler_name : Apple Alias Data Handler

# Two streams cannot be handled
[mov,mp4,m4a,3gp,3g2,mj2 @ 0x4045300] Could not find codec parameters for stream 1 (Video: none): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options

[mov,mp4,m4a,3gp,3g2,mj2 @ 0x4045300] Could not find codec parameters for stream 2 (Video: none): unspecified size
Consider increasing the value for the 'analyzeduration' and 'probesize' options

# FFmpeg crashes on that
[buffer @ 0x40923e0] Unable to parse option value "0x0" as image size
[buffer @ 0x40923e0] Unable to parse option value "-1" as pixel format
[buffer @ 0x40923e0] Unable to parse option value "0x0" as image size
[buffer @ 0x40923e0] Error setting option video_size to value 0x0.
[graph 1 input from stream 0:1 @ 0x4092320] Error applying options to the filter.
Error opening filters!

# Can I tell Ffmpeg to ignore streams it can't find codec parameters for, as long as it finds 1 good stream?

# I can get this command to work with -map 0:0, but since I won't know what media people will be throwing at me, I would like Ffmpeg to do this 'automagically'.