[MPlayer-dev-eng] Enhanced cropdetect code

[Roger Heflin]

compn wrote:
> On Fri, 25 Jul 2008 10:31:55 -0500, Roger Heflin wrote:
>> In the -ss case the option is accepted, but does not appear to actually cause 
>> cropdetect to skipframes,
> 
> it seems there are some confusing things happening.
> -sstep isnt doing what i want on some files.
> 
>> if you use the framestep option it is accepted and 
>> works but cause cropdetect to not be done ( -vf frameskip=30,cropdetect=12), if 
>> you use (-vf cropdetect=12,frameskip=30 ) then cropdetect is done but no 
>> frameskip appears to be happening.
> 
> this works for me, with a black logo/intro fade into full res video:
> E:\>mplayer "Madame Tutli-Putli.avi" -vf framestep=30,cropdetect
> MPlayer Sherpya-SVN-r27305-4.2.4 (C) 2000-2008 MPlayer Team
> 
> [CROP] Crop area: X: 288..575  Y: 129..399  (-vf crop=288:256:288:138).
> [CROP] Crop area: X: 228..575  Y: 69..399  (-vf crop=336:320:234:76).
> [CROP] Crop area: X: 228..575  Y: 69..399  (-vf crop=336:320:234:76).
> [CROP] Crop area: X: 228..575  Y: 69..399  (-vf crop=336:320:234:76).
> [CROP] Crop area: X: 174..575  Y: 69..399  (-vf crop=400:320:176:76).
> [CROP] Crop area: X: 174..575  Y: 69..399  (-vf crop=400:320:176:76).
> [CROP] Crop area: X: 174..575  Y: 69..399  (-vf crop=400:320:176:76).
> [CROP] Crop area: X: 174..575  Y: 69..399  (-vf crop=400:320:176:76).
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> [CROP] Crop area: X: 0..719  Y: 0..399  (-vf crop=720:400:0:0).1 0
> 
> -compn

With all of the other messages mine is outputting I missed the [CROP} message 
coming out every nth frame.

It does look like framestep does work.

				Thanks
                                 Roger