[x265] x265 on Linux , yuv input , "Floating point exception"

[Steve Borho]

On Thu, Jul 25, 2013 at 10:06 AM, Steve Borho <steve at borho.org> wrote:

>
>
>
> On Thu, Jul 25, 2013 at 8:48 AM, 王康 <scateu at gmail.com> wrote:
>
>> using your latest verion
>>
>> === YUV issue  ===
>> 	$ x265 charlie.yuv -o charlie.hevc
>> 	x265 [error]: YUV input requires source width, height, and rate to be specified
>> 	x265: /home/scateu/x265/x265/source/x265.cpp:383: bool CLIOptions::parse(int, char**, x265_param_t*): Assertion `param->sourceHeight && param->sourceWidth' failed.
>> 	Aborted
>>
>> So it prompts .
>> Thanks for the patch.
>>
>>
> Oops, removing that assertion and allowing it to exit more cleanly.
>  Thanks for testing.
>
> === SSE4 issue ===
>> 	$ gdb --args  x265 charlie.y4m -o charlie.hevc
>> 	x265 [info]: Main profile, Level-3.1 (Main tier)
>> 	[New Thread 0xb7bc8b70 (LWP 25517)]
>> 	x265 [info]: Parallelism disabled, single thread mode
>> 	x265 [info]: CU size                      : 64
>> 	x265 [info]: Max RQT depth inter / intra  : 3 / 3
>> 	x265 [info]: ME method / range / maxmerge : star / 64 / 5
>> 	x265 [info]: Keyframe Interval            : 24
>> 	x265 [info]: QP                           : 32
>> 	x265 [info]: enabled coding tools: rect rdo rdoq sign-hide tskip tskip-fast rdoqts
>> 	[New Thread 0xb73c7b70 (LWP 25518)]
>>
>> 	Breakpoint 6, x265_encoder_encode (encoder=0x8e258c0, pp_nal=0xbffff6a0, pi_nal=0xbffff69c, pic_in=0xbffff6a8, pic_out=0x0)
>> 	    at /home/scateu/x265/x265/source/encoder/encoder.cpp:813
>> 	813         int iNumEncoded = encoder->encode(!pic_in, pic_in, pic_out, outputAccessUnits);
>> 	(gdb) c
>> 	Continuing.
>> 	0 frames: 0.00 fps, 0.00 kb/s
>> 	Breakpoint 6, x265_encoder_encode (encoder=0x8e258c0, pp_nal=0xbffff6a0, pi_nal=0xbffff69c, pic_in=0xbffff6a8, pic_out=0x0)
>> 	    at /home/scateu/x265/x265/source/encoder/encoder.cpp:813
>> 	813         int iNumEncoded = encoder->encode(!pic_in, pic_in, pic_out, outputAccessUnits);
>> 	(gdb) s
>> 	TEncTop::encode (this=0x8e258c0, flush=false, pic=0xbffff6a8, pic_out=0x0, accessUnitsOut=...)
>> 	    at /home/scateu/x265/x265/source/Lib/TLibEncoder/TEncTop.cpp:148
>> 	148         Int ret = 0;
>> 	(gdb) c
>> 	Continuing.
>>
>> 	Breakpoint 7, TEncTop::encode (this=0x8e258c0, flush=false, pic=0xbffff6a8, pic_out=0x0, accessUnitsOut=...)
>> 	    at /home/scateu/x265/x265/source/Lib/TLibEncoder/TEncTop.cpp:156
>> 	156             ret = m_curGOPEncoder->getOutputs(pic_out, accessUnitsOut);
>> 	(gdb) s
>> 	TEncGOP::getOutputs (this=0x8e2d40c, pic_out=0x0, accessUnitsOut=...)
>> 	    at /home/scateu/x265/x265/source/Lib/TLibEncoder/TEncGOP.cpp:213
>> 	213             m_outputLock.acquire();
>> 	(gdb) s
>> 	x265::Lock::acquire (this=0x8e2d45c) at /home/scateu/x265/x265/source/common/threading.h:122
>> 	122             pthread_mutex_lock(&this->handle);
>> 	(gdb) s
>>
>> 	Program received signal SIGILL, Illegal instruction.
>> 	[Switching to Thread 0xb73c7b70 (LWP 25518)]
>> 	0x08d65c3a in x265_pixel_sa8d_8x8_internal_sse4 ()
>>
>> Uhm, there's the problem.  I don't see where we call this.  Can you
> generate a bt here?
>

I've dug into asm-primitives.cpp and found a few off-by-one problems.  Can
you try the new tip?

Thanks

-- 
Steve Borho
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