[Bug 351017] Re: [SRU] mpeg2enc crashes with SIGILL on non-p4 architectures.

[JJL]

I also have a crash with the jaunty-proposed version of (lib)mjpegtools.
jpeg2yuv now works well, but mpeg2enc still crash :

$ dpkg -l|grep mjpegto
ii  libmjpegtools-1.9                          1:1.9.0-0.0ubuntu2                       MJPEG video capture/editting/playback MPEG e
ii  mjpegtools                                 1:1.9.0-0.0ubuntu2                       MJPEG video capture/editting/playback MPEG e

$ mpeg2enc -n p -f 8 -a 2 -o "/tmp/test.m2v" < /tmp/test.yuv
   INFO: [mpeg2enc] SETTING EXTENDED MMX for MOTION!                                                      
   INFO: [mpeg2enc] SETTING SSE and MMX for TRANSFORM!                                                    
   INFO: [mpeg2enc] SETTING EXTENDED MMX for PREDICTION!                                                  
   INFO: [mpeg2enc] Selecting DVD with dummy navigation packets output profile                            
   INFO: [mpeg2enc] Progressive input - selecting progressive encoding.                                   
   INFO: [mpeg2enc] Encoding MPEG-2 video to /tmp/Unnamed/Main Menu VMGM/menu.m2v                         
   INFO: [mpeg2enc] Horizontal size: 720 pel                                                              
   INFO: [mpeg2enc] Vertical size: 576 pel                                                                
   INFO: [mpeg2enc] Aspect ratio code: 2 = 4:3 display                                                    
   INFO: [mpeg2enc] Frame rate code:   3 = 25.0 (PAL/SECAM VIDEO / converted FILM)                        
   INFO: [mpeg2enc] Bitrate: 7500 KBit/s                                                                  
   INFO: [mpeg2enc] Quality factor: 8 (Quantisation = 9) (1=best, 31=worst)                               
   INFO: [mpeg2enc] Field order for input: none/progressive                                               
   INFO: [mpeg2enc] Sequence unlimited length                                                             
   INFO: [mpeg2enc] Search radius: 16                                                                     
   INFO: [mpeg2enc] DualPrime: no                                                                         
   INFO: [mpeg2enc] Using one-pass rate controller                                                        
   INFO: [mpeg2enc] GOP SIZE RANGE 7 TO 15                                                                
   INFO: [mpeg2enc] Setting colour/gamma parameters to "PAL B/G"                                          
   INFO: [mpeg2enc] Progressive format frames = 1                                                         
   INFO: [mpeg2enc] Using default unmodified quantization matrices                                        
Instruction non permise

$ grep name /proc/cpuinfo
model name      : AMD Athlon(tm) XP 1600+

with a recompiled package, everything is fine. configure gave me :
-march=athlon-xp -mno-sse2 -mtune=athlon-xp

-- 
[SRU] mpeg2enc crashes with SIGILL on non-p4 architectures.
https://bugs.launchpad.net/bugs/351017
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