Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-28 Thread Michael Niedermayer
On Sun, Jul 28, 2019 at 11:06:16AM -0300, James Almer wrote: > On 7/28/2019 8:56 AM, Michael Niedermayer wrote: > > On Sun, Jul 28, 2019 at 12:45:36AM +0200, Reimar Döffinger wrote: > >> > >> > >> On 28.07.2019, at 00:31, Michael Niedermayer > >> wrote: > >> > >>> This merges several byte operati

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-28 Thread James Almer
On 7/28/2019 8:56 AM, Michael Niedermayer wrote: > On Sun, Jul 28, 2019 at 12:45:36AM +0200, Reimar Döffinger wrote: >> >> >> On 28.07.2019, at 00:31, Michael Niedermayer wrote: >> >>> This merges several byte operations and avoids some shifts inside the loop >>> >>> Improves: Timeout (330sec -> 1

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-28 Thread Reimar Döffinger
On 28.07.2019, at 13:56, Michael Niedermayer wrote: > On Sun, Jul 28, 2019 at 12:45:36AM +0200, Reimar Döffinger wrote: >> >> >> On 28.07.2019, at 00:31, Michael Niedermayer wrote: >> >>> This merges several byte operations and avoids some shifts inside the loop >>> >>> Improves: Timeout (33

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-28 Thread Michael Niedermayer
On Sun, Jul 28, 2019 at 12:45:36AM +0200, Reimar Döffinger wrote: > > > On 28.07.2019, at 00:31, Michael Niedermayer wrote: > > > This merges several byte operations and avoids some shifts inside the loop > > > > Improves: Timeout (330sec -> 134sec) > > Improves: > > 15599/clusterfuzz-testcas

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-28 Thread Michael Niedermayer
On Sun, Jul 28, 2019 at 12:45:36AM +0200, Reimar Döffinger wrote: > > > On 28.07.2019, at 00:31, Michael Niedermayer wrote: > > > This merges several byte operations and avoids some shifts inside the loop > > > > Improves: Timeout (330sec -> 134sec) > > Improves: > > 15599/clusterfuzz-testcas

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/lcldec: Optimize YUV422 case

2019-07-27 Thread Reimar Döffinger
On 28.07.2019, at 00:31, Michael Niedermayer wrote: > This merges several byte operations and avoids some shifts inside the loop > > Improves: Timeout (330sec -> 134sec) > Improves: > 15599/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSZH_fuzzer-5658127116009472 > > Found-by: continuou