<div dir="ltr">yes deepthi<br>I will update the change in copyFromPic.</div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Aug 13, 2015 at 4:08 PM, Deepthi Nandakumar <span dir="ltr"><<a href="mailto:deepthi@multicorewareinc.com" target="_blank">deepthi@multicorewareinc.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Kavitha, <br><br></div>Can you please pull this neat optimization of Min's into picyuv::copyFromPicture?<br></div><div class="HOEnZb"><div class="h5"><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Aug 13, 2015 at 8:52 AM, Min Chen <span dir="ltr"><<a href="mailto:chenm003@163.com" target="_blank">chenm003@163.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"># HG changeset patch<br>
# User Min Chen <<a href="mailto:chenm003@163.com" target="_blank">chenm003@163.com</a>><br>
# Date 1439423217 25200<br>
# Node ID 09846d1566428a73d70d2fcf2d50324c0dfbbb7f<br>
# Parent f627a263bb5c1dcf274ab281a02670449ae891fc<br>
improve ctuLumaLevel logic by Sad and CMOV<br>
---<br>
source/encoder/frameencoder.cpp | 7 ++++---<br>
1 files changed, 4 insertions(+), 3 deletions(-)<br>
<br>
diff -r f627a263bb5c -r 09846d156642 source/encoder/frameencoder.cpp<br>
--- a/source/encoder/frameencoder.cpp Wed Aug 12 16:35:27 2015 -0700<br>
+++ b/source/encoder/frameencoder.cpp Wed Aug 12 16:46:57 2015 -0700<br>
@@ -992,13 +992,14 @@<br>
}<br>
<br>
/* calculate maximum and average luma levels */<br>
- uint32_t ctuLumaLevel = 0;<br>
+ static const pixel dummy_zero[MAX_CU_SIZE] = {0};<br>
+ uint32_t ctuLumaLevel = primitives.pu[best.fencYuv->m_part].sad(best.fencYuv->m_buf[0], best.fencYuv->m_size, dummy_zero, 0);<br>
uint32_t ctuNoOfPixels = best.fencYuv->m_size * best.fencYuv->m_size;<br>
for (uint32_t i = 0; i < ctuNoOfPixels; i++)<br>
{<br>
pixel p = best.fencYuv->m_buf[0][i];<br>
- ctuLumaLevel += p;<br>
- curRow.rowStats.maxLumaLevel = X265_MAX(p, curRow.rowStats.maxLumaLevel);<br>
+ if (p > curRow.rowStats.maxLumaLevel)<br>
+ curRow.rowStats.maxLumaLevel = p;<br>
}<br>
curRow.rowStats.lumaLevel += (double)(ctuLumaLevel) / ctuNoOfPixels;<br>
<br>
<br>
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</blockquote></div><br></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature"><div dir="ltr"><font color="#0000ff">Regards,<br>Kavitha</font></div></div>
</div>