Re: Basic libav profiling

2011-08-18 Thread Ira Rosen
On 18 August 2011 12:45, Andrew Stubbs wrote: > On 18/08/11 06:56, Ira Rosen wrote: >>> >>> How can I tell the vectoriser that a input is a multiple of something? >> >> Unfortunately, I don't think you can. > > I think you can do something like this: > > void multiple(struct image * __restrict dst

Re: Basic libav profiling

2011-08-18 Thread Andrew Stubbs
On 18/08/11 06:56, Ira Rosen wrote: How can I tell the vectoriser that a input is a multiple of something? Unfortunately, I don't think you can. I think you can do something like this: void multiple(struct image * __restrict dst, struct image * __restrict src, int h) { if (h & 0xf) __

Re: Basic libav profiling

2011-08-18 Thread Richard Sandiford
Michael Hope writes: > On Tue, Aug 16, 2011 at 11:32 PM, Richard Sandiford > wrote: >> Michael Hope writes: >>> I put a build harness around libav and gathered some profiling data.  See: >>>  bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite >>> >>> It includes a Makefile that builds a C onl

Re: Basic libav profiling

2011-08-18 Thread Revital1 Eres
Hi, > I put a build harness around libav and gathered some profiling data. See: > bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite Thanks! > README.rst has the basic commands for running ffmpeg and initial perf > results showing the hot functions. Dave, 20 % of the time is spent in > memc

Re: Basic libav profiling

2011-08-17 Thread Ira Rosen
On 18 August 2011 02:43, Michael Hope wrote: > On Thu, Aug 18, 2011 at 11:11 AM, Michael Hope > wrote: >> On Tue, Aug 16, 2011 at 11:32 PM, Richard Sandiford >> wrote: >>> Michael Hope writes: I put a build harness around libav and gathered some profiling data.  See:  bzr branch lp:~

Re: Basic libav profiling

2011-08-17 Thread Michael Hope
On Thu, Aug 18, 2011 at 11:11 AM, Michael Hope wrote: > On Tue, Aug 16, 2011 at 11:32 PM, Richard Sandiford > wrote: >> Michael Hope writes: >>> I put a build harness around libav and gathered some profiling data.  See: >>>  bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite >>> >>> It includ

Re: Basic libav profiling

2011-08-17 Thread Michael Hope
On Tue, Aug 16, 2011 at 11:32 PM, Richard Sandiford wrote: > Michael Hope writes: >> I put a build harness around libav and gathered some profiling data.  See: >>  bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite >> >> It includes a Makefile that builds a C only, h.264 only decoder and >> tw

Re: Basic libav profiling

2011-08-16 Thread Richard Sandiford
Michael Hope writes: > I put a build harness around libav and gathered some profiling data. See: > bzr branch lp:~linaro-toolchain-dev/+junk/libav-suite > > It includes a Makefile that builds a C only, h.264 only decoder and > two Creative Commons licensed videos to use as input. Thanks for put