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# pngwio.c File Reference

`#include "png.h"`

Include dependency graph for pngwio.c:

## Defines
#define | PNG_INTERNAL
## Functions
void | png_write_data (png_structp png_ptr, png_bytep data, png_size_t length)
void | png_default_write_data (png_structp png_ptr, png_bytep data, png_size_t length)
void | png_flush (png_structp png_ptr)
void | png_default_flush (png_structp png_ptr)
void | png_set_write_fn (png_structp png_ptr, png_voidp io_ptr, png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)

## Define Documentation

#define PNG_INTERNAL

## Function Documentation

void png_default_flush | ( | png_structp | png_ptr | ) |

void png_default_write_data | ( | png_structp | png_ptr,
|  | png_bytep | data,
|  | png_size_t | length
| ) |

void png_flush | ( | png_structp | png_ptr | ) |

void png_set_write_fn | ( | png_structp | png_ptr,
|  | png_voidp | io_ptr,
|  | png_rw_ptr | write_data_fn,
|  | png_flush_ptr | output_flush_fn
| ) |

void png_write_data | ( | png_structp | png_ptr,
|  | png_bytep | data,
|  | png_size_t | length
| ) |