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#ifndef MUPDF_FITZ_OUTPUT_PNG_H
#define MUPDF_FITZ_OUTPUT_PNG_H
#include "mupdf/fitz/system.h"
#include "mupdf/fitz/context.h"
#include "mupdf/fitz/output.h"
#include "mupdf/fitz/pixmap.h"
#include "mupdf/fitz/bitmap.h"
#include "mupdf/fitz/buffer.h"
#include "mupdf/fitz/image.h"
/*
fz_save_pixmap_as_png: Save a pixmap as a PNG image file.
*/
void fz_save_pixmap_as_png(fz_context *ctx, fz_pixmap *pixmap, const char *filename, int savealpha);
/*
Write a pixmap to an output stream in PNG format.
*/
void fz_write_pixmap_as_png(fz_context *ctx, fz_output *out, const fz_pixmap *pixmap, int savealpha);
typedef struct fz_png_output_context_s fz_png_output_context;
fz_png_output_context *fz_write_png_header(fz_context *ctx, fz_output *out, int w, int h, int n, int alpha, int savealpha);
void fz_write_png_band(fz_context *ctx, fz_output *out, fz_png_output_context *poc, int stride, int band, int bandheight, unsigned char *samples);
void fz_write_png_trailer(fz_context *ctx, fz_output *out, fz_png_output_context *poc);
/*
Create a new buffer containing the image/pixmap in PNG format.
*/
fz_buffer *fz_new_buffer_from_image_as_png(fz_context *ctx, fz_image *image);
fz_buffer *fz_new_buffer_from_pixmap_as_png(fz_context *ctx, fz_pixmap *pixmap);
#endif
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