On Thu, May 28, 2015 at 10:47:27AM +0800, 周晓勇 wrote: > > > > > -----原始邮件----- > > 发件人: "Michael Niedermayer" <michae...@gmx.at> > > 发送时间: 2015年5月27日 星期三 > > 收件人: "FFmpeg development discussions and patches" <ffmpeg-devel@ffmpeg.org> > > 抄送: > > 主题: Re: [FFmpeg-devel] [PATCH] avcodec: loongson3 optimized mpegvideo dct > > unquantize and denoise with mmi > > > > On Wed, May 27, 2015 at 06:10:31PM +0800, 周晓勇 wrote: > > > From eb476eba51fffd30989917606a9b239f7c67ad26 Mon Sep 17 00:00:00 2001 > > > From: ZhouXiaoyong <zhouxiaoy...@loongson.cn> > > > Date: Thu, 21 May 2015 16:32:35 +0800 > > > Subject: [PATCH] avcodec: loongson3 optimized mpegvideo dct unquantize and > > > denoise with mmi > > > > > > > > > Signed-off-by: ZhouXiaoyong <zhouxiaoy...@loongson.cn> > > > --- > > > libavcodec/mips/Makefile | 2 + > > > libavcodec/mips/mpegvideo_init_mips.c | 40 ++++ > > > libavcodec/mips/mpegvideo_mips.h | 36 ++++ > > > libavcodec/mips/mpegvideo_mmi.c | 365 > > > ++++++++++++++++++++++++++++++++++ > > > libavcodec/mpegvideo.c | 2 + > > > libavcodec/mpegvideo.h | 1 + > > > 6 files changed, 446 insertions(+) > > > > this seems to break fate-mpeg4-resolution-change-up-down on loongson3 > > > > [...] > i have done the test, fate-mpeg4 passed all with no problem. > and also, all fate passed, not only the loongson3a but also loongson3b. > > i wonder the break maybe caused by the os, the FC19 version on your machine > is FC19-Build090-20150317. > here is the Build-010 download address: > http://www.loongnix.org/dev/ftp/os/Fedora19/iso/Fedora19-Desktop-Loongson-Release-Build010-20150429.iso > > i have the same problem, for example, make fate -j4 break down at > vsynth_lena-h263p. > but do make fate-vsynth_lena-h263p again, i will pass. > i do the fate-test on loongson3b machine with same setting and evironment, it > pass all correctly. > i doubt it's about the cpu's SIMD unit problem or the glib-math's, also maybe > the multi-threads compiling. > so, you could remake the breakdown fate-mpeg4-resolution-change-up-down for a > try.
trying make -j4 fate-vsynth_lena-mpeg4 fate-vsynth_lena-mpeg4-error fate-vsynth_lena-mpeg4-nsse fate-vsynth_lena-mpeg4-qpel fate-vsynth1-h263-obmc fate-vsynth1-mpeg4-adv fate-vsynth1-wmv2 fate-vsynth2-h263-obmc fate-vsynth2-rv10 fate-vsynth2-rv20 fate-lavf-ismv it succeeded 100% of the time before the patch while 50% of the time after the patch something random fails also -j1 fails after the patch occasionally why do you think upgrading the OS would help ? i assume you have the latest and you said it happens for you too [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The real ebay dictionary, page 1 "Used only once" - "Some unspecified defect prevented a second use" "In good condition" - "Can be repaird by experienced expert" "As is" - "You wouldnt want it even if you were payed for it, if you knew ..."
signature.asc
Description: Digital signature
_______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
