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/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 3 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, see <http://www.gnu.org/licenses/>.
***/
#ifndef OIIODECODER_H
#define OIIODECODER_H
#include <OpenImageIO/imageio.h>
#include <OpenImageIO/imagebuf.h>
#include "codec/decoder.h"
#include "render/pixelformat.h"
OLIVE_NAMESPACE_ENTER
class OIIODecoder : public Decoder
{
Q_OBJECT
public:
OIIODecoder();
enum ExportCodec {
kCodecEXR,
kCodecPNG,
kCodecTIFF
};
virtual QString id() override;
virtual bool Probe(Footage *f, const QAtomicInt* cancelled) override;
virtual bool Open() override;
virtual FramePtr RetrieveVideo(const rational &timecode, const int& divider) override;
virtual void Close() override;
virtual bool SupportsVideo() override;
virtual QString GetIndexFilename() const override;
static void FrameToBuffer(FramePtr frame, OIIO::ImageBuf* buf);
static void BufferToFrame(OIIO::ImageBuf* buf, FramePtr frame);
static PixelFormat::Format GetFormatFromOIIOBasetype(const OIIO::ImageSpec& spec);
private:
#if OIIO_VERSION < 10903
OIIO::ImageInput* image_;
#else
std::unique_ptr<OIIO::ImageInput> image_;
#endif
static bool FileTypeIsSupported(const QString& fn);
static int GetImageSequenceDigitCount(const QString& filename);
static QString TransformImageSequenceFileName(const QString& filename, const int64_t& number);
static int64_t GetImageSequenceIndex(const QString& filename);
bool OpenImageHandler(const QString& fn);
void CloseImageHandle();
PixelFormat::Format pix_fmt_;
bool is_rgba_;
bool is_sequence_;
OIIO::ImageBuf* buffer_;
static QStringList supported_formats_;
};
OLIVE_NAMESPACE_EXIT
#endif // OIIODECODER_H
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