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
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 ++
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.
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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
+++
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