[FFmpeg-devel] [PATCH] Optimization of original IFF codec

[Sebastian Vater]

I did now the benchmarks for the original unpatched libavcodec/iff.c

Jai Menon a ?crit :
> On Sun, Apr 25, 2010 at 5:19 PM, Sebastian Vater
> <cdgs.basty at googlemail.com> wrote:
>   
>> Hey to all!
>>
>> I have a new (and my first git patch ;-)) ready for optimizing the stuff.
>>     
>
> [...]
>
> benchmarks are still missing
>   
basty at cdgs-basty:~/src/ffmpeg/build$ ./ffplay ../patches/Ooze.iff
FFplay version git-svn-r22945, Copyright (c) 2003-2010 the FFmpeg developers
  built on Apr 25 2010 13:29:43 with gcc 4.2.4 (Ubuntu 4.2.4-1ubuntu4)
  configuration:
  libavutil     50.14. 0 / 50.14. 0
  libavcodec    52.66. 0 / 52.66. 0
  libavformat   52.61. 0 / 52.61. 0
  libavdevice   52. 2. 0 / 52. 2. 0
  libswscale     0.10. 0 /  0.10. 0
[IFF @ 0x8b31790]Estimating duration from bitrate, this may be inaccurate
Input #0, IFF, from '../patches/Ooze.iff':
  Duration: N/A, bitrate: N/A
    Stream #0.0: Video: iff_byterun1, rgba, 666x536, PAR 1:1 DAR
333:268, 90k tbr, 90k tbn, 90k tbc
60620 dezicycles in decodeplane32, 1 runs, 0 skips0KB sq=    0B f=0/0
58535 dezicycles in decodeplane32, 2 runs, 0 skips
57652 dezicycles in decodeplane32, 4 runs, 0 skips
56961 dezicycles in decodeplane32, 8 runs, 0 skips
56625 dezicycles in decodeplane32, 16 runs, 0 skips
56374 dezicycles in decodeplane32, 32 runs, 0 skips
56226 dezicycles in decodeplane32, 64 runs, 0 skips
56829 dezicycles in decodeplane32, 128 runs, 0 skips
56467 dezicycles in decodeplane32, 256 runs, 0 skips
56392 dezicycles in decodeplane32, 511 runs, 1 skips
56519 dezicycles in decodeplane32, 1023 runs, 1 skips
56324 dezicycles in decodeplane32, 2046 runs, 2 skips
56373 dezicycles in decodeplane32, 4087 runs, 9 skips
56276 dezicycles in decodeplane32, 8161 runs, 31 skipssq=    0B f=0/0
   6.93 A-V:  0.000 s:0.0 aq=    0KB vq=    0KB sq=    0B f=0/0   0/0

-- 

Best regards,
                   :-) Basty/CDGS (-: