[x265] [PATCH] framefilter: remove heap corruption in tld

Aarthi Priya Thirumalai aarthi at multicorewareinc.com
Wed Jul 2 12:09:51 CEST 2014


Exactly that!  make FrameEncoder::m_tld a public member for framefilter to
access, use it in when Wpp is disabled.


On Wed, Jul 2, 2014 at 2:25 PM, Deepthi Nandakumar <
deepthi at multicorewareinc.com> wrote:

> The framefilter structure needs ThreadLocalData m_tld, that has to be
> initialised, and then used if wpp is not enabled. Not sure what you're
> trying to do here?
>
>
> On Wed, Jul 2, 2014 at 2:20 PM, Aarthi Priya Thirumalai <
> aarthi at multicorewareinc.com> wrote:
>
>> sry, Thg client didnt sync the changes properly for the previous commit.
>> here is the right one
>>
>> # HG changeset patch
>> # User Aarthi Thirumalai
>> # Date 1404290172 -19800
>> #      Wed Jul 02 14:06:12 2014 +0530
>> # Node ID a5a439242bbf367f5d76356b841cfa1ee9e119e4
>> # Parent  a18972fd05b1d6242a881bef979b9e1ff17543d9
>> framefilter: remove heap corruption in tld
>>
>> diff -r a18972fd05b1 -r a5a439242bbf source/encoder/frameencoder.h
>> --- a/source/encoder/frameencoder.h Tue Jul 01 14:58:35 2014 -0500
>> +++ b/source/encoder/frameencoder.h Wed Jul 02 14:06:12 2014 +0530
>> @@ -171,7 +171,7 @@
>>      uint32_t                 m_checksum[3];
>>      double                   m_elapsedCompressTime; // elapsed time
>> spent in worker threads
>>      double                   m_frameTime;           // wall time from
>> frame start to finish
>> -
>> +    ThreadLocalData          m_tld;
>>      volatile bool            m_bAllRowsStop;
>>      volatile int             m_vbvResetTriggerRow;
>>
>> @@ -191,7 +191,6 @@
>>       Bitstream*               m_outStreams;
>>      NoiseReduction           m_nr;
>>      NALList                  m_nalList;
>> -    ThreadLocalData          m_tld;
>>
>>      Frame*                   m_frame;
>>
>> diff -r a18972fd05b1 -r a5a439242bbf source/encoder/framefilter.cpp
>> --- a/source/encoder/framefilter.cpp Tue Jul 01 14:58:35 2014 -0500
>> +++ b/source/encoder/framefilter.cpp Wed Jul 02 14:06:12 2014 +0530
>> @@ -124,8 +124,7 @@
>>  void FrameFilter::processRow(int row, const int threadId)
>>  {
>>      PPAScopeEvent(Thread_filterCU);
>> -    assert(threadId >= 0);
>> -    ThreadLocalData& tld = Encoder::m_threadLocalData[threadId];
>> +    ThreadLocalData& tld = threadId >= 0 ?
>> Encoder::m_threadLocalData[threadId] : m_frame->m_tld;
>>
>>      if (!m_param->bEnableLoopFilter && !m_param->bEnableSAO)
>>      {
>>
>>
>> On Wed, Jul 2, 2014 at 2:15 PM, <aarthi at multicorewareinc.com> wrote:
>>
>>> # HG changeset patch
>>> # User Aarthi Thirumalai
>>> # Date 1404290172 -19800
>>> #      Wed Jul 02 14:06:12 2014 +0530
>>> # Node ID 69d9bd3eb5bd015d2e0c90d51eec0d7f8a4747d0
>>> # Parent  a18972fd05b1d6242a881bef979b9e1ff17543d9
>>> framefilter: remove heap corruption in tld
>>>
>>> diff -r a18972fd05b1 -r 69d9bd3eb5bd source/encoder/frameencoder.h
>>> --- a/source/encoder/frameencoder.h     Tue Jul 01 14:58:35 2014 -0500
>>> +++ b/source/encoder/frameencoder.h     Wed Jul 02 14:06:12 2014 +0530
>>> @@ -191,7 +191,6 @@
>>>      Bitstream*               m_outStreams;
>>>      NoiseReduction           m_nr;
>>>      NALList                  m_nalList;
>>> -    ThreadLocalData          m_tld;
>>>
>>>      Frame*                   m_frame;
>>>
>>>
>>
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>>
>>
>
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