/*
* helpere.hpp -- help encoding images
* by
[email protected] at Tue Dec 9 10:53:21 CET 2003
*/
/* Don't use this here, because we don't have helpere.cpp
#ifdef __GNUC__
#ifndef __clang__
#pragma interface
#endif
#endif
*/
#ifndef HELPERE_HPP
#define HELPERE_HPP 1
#include "image.hpp"
#include "error.hpp"
#include "gensio.hpp"
/** Ugly multiple inheritance. !! unify with PNG, TIFF etc. */
class HelperE: public Filter::NullE, public Filter::PipeE {
public:
inline HelperE(char const*filter_cmd, char const*mainfn=NULL): Filter::NullE(), Filter::PipeE(*(Filter::NullE*)this, filter_cmd, (slendiff_t)mainfn) {
/* ^^^ (slendiff_t) is unsafe cast */
// GenBuffer::Writable &out_, char *pipe_tmpl, slendiff_t i=0)
}
inline virtual void vi_copy(FILE *f) {
// img=Image::load("-", SimBuffer::B(), (Image::filep_t)f, (char const*)"PNM");
Filter::UngetFILED ufd((char const*)NULLP, f, Filter::UngetFILED::CM_closep|Filter::UngetFILED::CM_keep_stdinp);
img=Image::load((Image::Loader::UFD*)(long)&ufd, SimBuffer::B(), (char const*)"PNM");
/* We must close f, this is part of the vi_copy contract. If we fail to
* close it, cleanup_remove won't be able to remove the tmp files at
* Error::runCleanups() time.
*/
fclose(f);
}
inline Image::Sampled *getImg() const { return img; }
protected:
Image::Sampled *img;
};
#endif
