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/*
* Copyright (C) 2014 Team Kodi
* http://kodi.tv
*
* 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, 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 XBMC; see the file COPYING. If not, see
* <http://www.gnu.org/licenses/>.
*
*/
#pragma once
#include <string>
#include <vector>
/* forward declarations */
class DecodedFrame;
class DecodedFrames;
class IDecoder
{
public:
virtual ~IDecoder() = default;
virtual bool CanDecode(const std::string &filename) = 0;
virtual bool LoadFile(const std::string &filename, DecodedFrames &frames) = 0;
virtual void FreeDecodedFrame(DecodedFrame &frame) = 0;
virtual const char* GetImageFormatName() = 0;
virtual const char* GetDecoderName() = 0;
const std::vector<std::string>& GetSupportedExtensions()
{
m_supportedExtensions.clear();
FillSupportedExtensions();
return m_supportedExtensions;
}
protected:
virtual void FillSupportedExtensions() = 0;
//fill this with extensions in FillSupportedExtensions like ".png"
std::vector<std::string> m_supportedExtensions;
};
class RGBAImage
{
public:
RGBAImage() = default;
char* pixels = nullptr; // image data
int width = 0; // width
int height = 0; // height
int bbp = 0; // bits per pixel
int pitch = 0; // rowsize in bytes
};
class DecodedFrame
{
public:
DecodedFrame() = default;
RGBAImage rgbaImage; /* rgbaimage for this frame */
int delay = 0; /* Frame delay in ms */
IDecoder* decoder = nullptr; /* Pointer to decoder */
};
class DecodedFrames
{
public:
DecodedFrames() = default;
std::vector<DecodedFrame> frameList;
void clear()
{
for (auto f : frameList)
{
if (f.decoder != NULL)
{
f.decoder->FreeDecodedFrame(f);
}
else
{
fprintf(stderr,
"ERROR: %s - can not determine decoder type for frame!\n",
__FUNCTION__);
}
}
frameList.clear();
}
};
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