libbpg/x265/source/common/frame.h

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2015-10-27 10:46:00 +00:00
/*****************************************************************************
* Copyright (C) 2013 x265 project
*
* Author: Steve Borho <steve@borho.org>
*
* 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.
*****************************************************************************/
#ifndef X265_FRAME_H
#define X265_FRAME_H
#include "common.h"
#include "lowres.h"
#include "threading.h"
namespace X265_NS {
// private namespace
class FrameData;
class PicYuv;
struct SPS;
#define IS_REFERENCED(frame) (frame->m_lowres.sliceType != X265_TYPE_B)
class Frame
{
public:
/* These two items will be NULL until the Frame begins to be encoded, at which point
* it will be assigned a FrameData instance, which comes with a reconstructed image PicYuv */
FrameData* m_encData;
PicYuv* m_reconPic;
/* Data associated with x265_picture */
PicYuv* m_fencPic;
int m_poc;
int64_t m_pts; // user provided presentation time stamp
int64_t m_reorderedPts;
int64_t m_dts;
int32_t m_forceqp; // Force to use the qp specified in qp file
void* m_userData; // user provided pointer passed in with this picture
Lowres m_lowres;
bool m_lowresInit; // lowres init complete (pre-analysis)
bool m_bChromaExtended; // orig chroma planes motion extended for weight analysis
float* m_quantOffsets; // points to quantOffsets in x265_picture
/* Frame Parallelism - notification between FrameEncoders of available motion reference rows */
ThreadSafeInteger m_reconRowCount; // count of CTU rows completely reconstructed and extended for motion reference
volatile uint32_t m_countRefEncoders; // count of FrameEncoder threads monitoring m_reconRowCount
Frame* m_next; // PicList doubly linked list pointers
Frame* m_prev;
x265_param* m_param; // Points to the latest param set for the frame.
x265_analysis_data m_analysisData;
Frame();
bool create(x265_param *param, float* quantOffsets);
bool allocEncodeData(x265_param *param, const SPS& sps);
void reinit(const SPS& sps);
void destroy();
};
}
#endif // ifndef X265_FRAME_H