itkFileListVideoIO.h

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/*=========================================================================
 *
 *  Copyright Insight Software Consortium
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkFileListVideoIO_h
#define itkFileListVideoIO_h

#include "itkVideoIOBase.h"
#include "ITKVideoIOExport.h"

namespace itk
{
class ITKVideoIO_EXPORT FileListVideoIO : public VideoIOBase
{
public:
  ITK_DISALLOW_COPY_AND_ASSIGN(FileListVideoIO);

  using Self = FileListVideoIO;
  using Superclass = VideoIOBase;
  using Pointer = SmartPointer< Self >;
  using ConstPointer = SmartPointer< const Self >;

  itkNewMacro(Self);

  itkTypeMacro(FileListVideoIO, VideoIOBase);

  itkGetConstObjectMacro(ImageIO, ImageIOBase);

  itkGetConstMacro(FileNames, std::vector<std::string>);

  void SetFileName(const std::string& fileList) override;
  void SetFileName(const char* fileList) override;

  void FinishReadingOrWriting() override;

  static std::vector<std::string> SplitFileNames(const std::string& fileList);

  void SetReadFromFile() override;

  void SetReadFromCamera() override;

  bool CanReadFile(const char *) override;

  bool CanReadCamera( CameraIDType cameraID )const override;

  void ReadImageInformation() override;

  void Read(void *buffer) override;

  bool SetNextFrameToRead(FrameOffsetType frameNumber) override;

  TemporalOffsetType GetPositionInMSec() const override
    {
    return this->m_PositionInMSec;
    }
  TemporalOffsetType GetRatio() const override
    {
    return this->m_Ratio;
    }
  FrameOffsetType GetFrameTotal() const override
    {
    return this->m_FrameTotal;
    }
  TemporalRatioType GetFramesPerSecond() const override
    {
    return this->m_FramesPerSecond;
    }
  FrameOffsetType GetCurrentFrame() const override
    {
    return this->m_CurrentFrame;
    }
  itkGetConstMacro(IFrameInterval,FrameOffsetType);
  FrameOffsetType GetLastIFrame() const override
    {
    return this->m_LastIFrame;
    }

  double GetSpacing(unsigned int i) const override;

  double GetOrigin(unsigned int i) const override;

  std::vector< double > GetDirection(unsigned int i) const override;

  bool CanWriteFile(const char *) override;

  void WriteImageInformation() override;

  void Write(const void *buffer) override;

  void SetWriterParameters( TemporalRatioType framesPerSecond,
                                    const std::vector<SizeValueType>& dim,
                                    const char* fourCC,
                                    unsigned int nChannels,
                                    IOComponentType componentType ) override;

protected:
  FileListVideoIO();
  ~FileListVideoIO() override;

  void PrintSelf(std::ostream & os, Indent indent) const override;

  void ResetMembers();

  void OpenReader();

  void OpenWriter();

  bool VerifyExtensions( const std::vector<std::string>& fileList ) const;

private:
  ImageIOBase::Pointer m_ImageIO;

  std::vector<std::string> m_FileNames;

};
} // end namespace itk

#endif // itkFileListVideoIO_h