[x265] [PATCH] Fix poc value written in csv file for open-gop

[Deepthi Nandakumar]

Min,

Only the entropy encoded POC value circles around. slice->m_poc =
frame->m_poc is always incremented, therefore m_lastIDR will always be less
than m_poc.

On Wed, Apr 6, 2016 at 9:53 AM, Divya Manivannan <divya at multicorewareinc.com
> wrote:

> slice->m_lastIDR <= slice->m_poc  and the calculated value is used only
> for writing in csv file and it will not modify the actual poc value. Can
> you please explain about the negative result?
>
> On Tue, Apr 5, 2016 at 9:15 PM, chen <chenm003 at 163.com> wrote:
>
>>
>> At 2016-04-05 22:39:15,"Divya Manivannan" <divya at multicorewareinc.com> wrote:
>> ># HG changeset patch
>> ># User Divya Manivannan <divya at multicorewareinc.com>
>> ># Date 1459867046 -19800
>> >#      Tue Apr 05 20:07:26 2016 +0530
>> ># Node ID c5557b6721adc6e7115eff837a42a8f2df34b802
>> ># Parent  5b01678f6fb4e89e23cd41295592a9aa5d51d4ba
>> >Fix poc value written in csv file for open-gop
>> >
>> >diff -r 5b01678f6fb4 -r c5557b6721ad source/encoder/encoder.cpp
>> >--- a/source/encoder/encoder.cpp	Sat Apr 02 19:08:49 2016 +0100
>> >+++ b/source/encoder/encoder.cpp	Tue Apr 05 20:07:26 2016 +0530
>> >@@ -1332,7 +1332,7 @@
>> >
>> >     if (frameStats)
>> >     {
>> >-        const int picOrderCntLSB = (slice->m_poc - slice->m_lastIDR + (1 << BITS_FOR_POC)) % (1 << BITS_FOR_POC);
>> >+        const int picOrderCntLSB = slice->m_poc - slice->m_lastIDR;
>> In here, may negative resule since POC is circle counter
>>
>>
>>
>>
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>>
>>
>
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>


-- 
Deepthi Nandakumar
Engineering Manager, x265
Multicoreware, Inc
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