Re: [FFmpeg-devel] [PATCH 2/2] jpeg200dec: add ff_rct_int_{sse2, avx2}

2015-06-13 Thread James Almer
On 13/06/15 3:42 PM, Michael Niedermayer wrote: > On Sat, Jun 13, 2015 at 01:27:03PM -0300, James Almer wrote: >> Signed-off-by: James Almer >> --- >> Only sample i could find using reversible wavelet transform is >> http://www.fnordware.com/j2k/relax.jp2 >> >> libavcodec/jpeg2000.c

Re: [FFmpeg-devel] [PATCH 2/2] jpeg200dec: add ff_rct_int_{sse2, avx2}

2015-06-13 Thread Michael Niedermayer
On Sat, Jun 13, 2015 at 01:27:03PM -0300, James Almer wrote: > Signed-off-by: James Almer > --- > Only sample i could find using reversible wavelet transform is > http://www.fnordware.com/j2k/relax.jp2 > > libavcodec/jpeg2000.c | 1 + > libavcodec/x86/jpeg2000dsp.asm| 36 ++

Re: [FFmpeg-devel] [PATCH 2/2] jpeg200dec: add ff_rct_int_{sse2, avx2}

2015-06-13 Thread James Almer
On 13/06/15 3:26 PM, Paul B Mahol wrote: > > How much is this faster? The SSE2 version is about four times faster than c, but it nonetheless doesn't affect overall decoding time in a considerable way. ___ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.or

Re: [FFmpeg-devel] [PATCH 2/2] jpeg200dec: add ff_rct_int_{sse2, avx2}

2015-06-13 Thread Paul B Mahol
Dana 13. 6. 2015. 18:28 osoba "James Almer" napisala je: > > Signed-off-by: James Almer > --- > Only sample i could find using reversible wavelet transform is http://www.fnordware.com/j2k/relax.jp2 > > libavcodec/jpeg2000.c | 1 + > libavcodec/x86/jpeg2000dsp.asm| 36 +++

[FFmpeg-devel] [PATCH 2/2] jpeg200dec: add ff_rct_int_{sse2,avx2}

2015-06-13 Thread James Almer
Signed-off-by: James Almer --- Only sample i could find using reversible wavelet transform is http://www.fnordware.com/j2k/relax.jp2 libavcodec/jpeg2000.c | 1 + libavcodec/x86/jpeg2000dsp.asm| 36 libavcodec/x86/jpeg2000dsp_init.c | 10