processor

type ChunkConfig struct {
	Input       io.ReadSeeker
	PageSize    int
	Password    string
	Compress    bool
	Quality     int
	Concurrency int
	Scale       int

	// Callbacks
	CreateWriter func(chunkIndex int, maxDigits int) (io.WriteCloser, error)
	OnProgress   func(current, total int)
	OnLog        func(msg string)
}

type CombineConfig struct {
	Inputs      []io.ReadSeeker
	Password    string
	Compress    bool
	Quality     int
	Concurrency int
	Scale       int

	// Callbacks
	CreateWriter func() (io.WriteCloser, error)
	OnProgress   func(current, total int)
	OnLog        func(msg string)
}

type CompressConfig struct {
	Input       io.ReadSeeker
	Password    string
	Quality     int
	Concurrency int
	Scale       int

	// Callbacks
	CreateWriter func() (io.WriteCloser, error)
	OnProgress   func(current, total int)
	OnLog        func(msg string)
}

type ExtractConfig struct {
	Input       io.ReadSeeker
	From        int
	To          int
	Password    string
	Concurrency int
	Scale       int

	// Callbacks
	Output     io.Writer
	OnProgress func(current, total int)
	OnLog      func(msg string)
}

type RemoveConfig struct {
	Input    io.ReadSeeker
	Pages    []int
	Password string

	// Callbacks
	Output     io.Writer
	OnProgress func(current, total int)
	OnLog      func(msg string)
}