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/*****************************************************************************
* Copyright (C) 2013-2020 MulticoreWare, Inc
*
* Authors: 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_Y4M_H
#define X265_Y4M_H
#include "input.h"
#include "threading.h"
#include <fstream>
#define QUEUE_SIZE 5
namespace X265_NS {
// x265 private namespace
class Y4MInput : public InputFile, public Thread
{
protected:
uint32_t rateNum;
uint32_t rateDenom;
uint32_t sarWidth;
uint32_t sarHeight;
size_t framesize;
int depth;
int width;
int height;
int colorSpace;
bool alphaAvailable;
bool threadActive;
ThreadSafeInteger readCount;
ThreadSafeInteger writeCount;
char* buf[QUEUE_SIZE];
FILE *ifs;
bool parseHeader();
void threadMain();
bool populateFrameQueue();
public:
Y4MInput(InputFileInfo& info, bool alpha, int format);
virtual ~Y4MInput();
void release();
bool isEof() const { return ifs && feof(ifs); }
bool isFail() { return !(ifs && !ferror(ifs) && threadActive); }
void startReader();
bool readPicture(x265_picture&);
const char *getName() const { return "y4m"; }
int getWidth() const { return width; }
int getHeight() const { return height; }
};
}
#endif // ifndef X265_Y4M_H
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