IVideoPicture.cpp

/*******************************************************************************
 * Copyright (c) 2024, 2026, Olivier Ayache.  All rights reserved.
 *
 * This file is part of AVPKit.
 *
 * AVPKit is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * AVPKit 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with AVPKit.  If not, see <http://www.gnu.org/licenses/>.
 *******************************************************************************/
 
#include <com/avpkit/ferry/Logger.h>
 
#include "IVideoPicture.h"
#include "Global.h"
#include "VideoPicture.h"
#include <stdexcept>
 
VS_LOG_SETUP(VS_CPP_PACKAGE);
 
namespace com { namespace avpkit { namespace core
{
 
  IVideoPicture :: IVideoPicture()
  {
  }
 
  IVideoPicture :: ~IVideoPicture()
  {
  }
 
  IVideoPicture*
  IVideoPicture :: make(IPixelFormat::Type format, int width, int height)
  {
    Global::init();
    return VideoPicture::make(format, width, height);
  }
 
  IVideoPicture*
  IVideoPicture :: make(
      com::avpkit::ferry::IBuffer* buffer,
      IPixelFormat::Type format, int width, int height)
  {
    Global::init();
    return VideoPicture::make(buffer, format, width, height);
  }
  
 
  IVideoPicture*
  IVideoPicture :: make(IVideoPicture *srcFrame)
  {
    IVideoPicture* retval = 0;
    Global::init();
    try
    {
      if (!srcFrame)
        throw std::runtime_error("no source data to copy");
 
      retval = IVideoPicture::make(srcFrame->getPixelType(), srcFrame->getWidth(), srcFrame->getHeight());
      if (!retval)
        throw std::runtime_error("could not allocate new frame");
      
      if (!retval->copy(srcFrame))
        throw std::runtime_error("could not copy source frame");
    }
    catch (std::bad_alloc &e)
    {
      VS_REF_RELEASE(retval);
      throw e;
    }
    catch (std::exception & e)
    {
      VS_LOG_DEBUG("got error: %s", e.what());
      VS_REF_RELEASE(retval);
    }
    return retval;
  }
}}}