151 lines
3.6 KiB
C++
151 lines
3.6 KiB
C++
/*****************************************************************************
|
|
* Copyright (C) 2013 x265 project
|
|
*
|
|
* Authors: Gopu Govindaswamy <gopu@multicorewareinc.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
|
|
*
|
|
* This program is also available under a commercial proprietary license.
|
|
* For more information, contact us at license @ x265.com.
|
|
*****************************************************************************/
|
|
|
|
#include "common.h"
|
|
#include "piclist.h"
|
|
#include "frame.h"
|
|
|
|
using namespace X265_NS;
|
|
|
|
void PicList::pushFront(Frame& curFrame)
|
|
{
|
|
X265_CHECK(!curFrame.m_next && !curFrame.m_prev, "piclist: picture already in list\n"); // ensure frame is not in a list
|
|
curFrame.m_next = m_start;
|
|
curFrame.m_prev = NULL;
|
|
|
|
if (m_count)
|
|
{
|
|
m_start->m_prev = &curFrame;
|
|
m_start = &curFrame;
|
|
}
|
|
else
|
|
{
|
|
m_start = m_end = &curFrame;
|
|
}
|
|
m_count++;
|
|
}
|
|
|
|
void PicList::pushBack(Frame& curFrame)
|
|
{
|
|
X265_CHECK(!curFrame.m_next && !curFrame.m_prev, "piclist: picture already in list\n"); // ensure frame is not in a list
|
|
curFrame.m_next = NULL;
|
|
curFrame.m_prev = m_end;
|
|
|
|
if (m_count)
|
|
{
|
|
m_end->m_next = &curFrame;
|
|
m_end = &curFrame;
|
|
}
|
|
else
|
|
{
|
|
m_start = m_end = &curFrame;
|
|
}
|
|
m_count++;
|
|
}
|
|
|
|
Frame *PicList::popFront()
|
|
{
|
|
if (m_start)
|
|
{
|
|
Frame *temp = m_start;
|
|
m_count--;
|
|
|
|
if (m_count)
|
|
{
|
|
m_start = m_start->m_next;
|
|
m_start->m_prev = NULL;
|
|
}
|
|
else
|
|
{
|
|
m_start = m_end = NULL;
|
|
}
|
|
temp->m_next = temp->m_prev = NULL;
|
|
return temp;
|
|
}
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
Frame* PicList::getPOC(int poc)
|
|
{
|
|
Frame *curFrame = m_start;
|
|
while (curFrame && curFrame->m_poc != poc)
|
|
curFrame = curFrame->m_next;
|
|
return curFrame;
|
|
}
|
|
|
|
Frame *PicList::popBack()
|
|
{
|
|
if (m_end)
|
|
{
|
|
Frame* temp = m_end;
|
|
m_count--;
|
|
|
|
if (m_count)
|
|
{
|
|
m_end = m_end->m_prev;
|
|
m_end->m_next = NULL;
|
|
}
|
|
else
|
|
{
|
|
m_start = m_end = NULL;
|
|
}
|
|
temp->m_next = temp->m_prev = NULL;
|
|
return temp;
|
|
}
|
|
else
|
|
return NULL;
|
|
}
|
|
|
|
void PicList::remove(Frame& curFrame)
|
|
{
|
|
#if _DEBUG
|
|
Frame *tmp = m_start;
|
|
while (tmp && tmp != &curFrame)
|
|
{
|
|
tmp = tmp->m_next;
|
|
}
|
|
|
|
X265_CHECK(tmp == &curFrame, "piclist: pic being removed was not in list\n"); // verify pic is in this list
|
|
#endif
|
|
|
|
m_count--;
|
|
if (m_count)
|
|
{
|
|
if (m_start == &curFrame)
|
|
m_start = curFrame.m_next;
|
|
if (m_end == &curFrame)
|
|
m_end = curFrame.m_prev;
|
|
|
|
if (curFrame.m_next)
|
|
curFrame.m_next->m_prev = curFrame.m_prev;
|
|
if (curFrame.m_prev)
|
|
curFrame.m_prev->m_next = curFrame.m_next;
|
|
}
|
|
else
|
|
{
|
|
m_start = m_end = NULL;
|
|
}
|
|
|
|
curFrame.m_next = curFrame.m_prev = NULL;
|
|
}
|