358    png_byte            buffer[1024]; /* the actual buffer */  member
361 struct buffer  struct
363    struct buffer_list  *last;       /* last buffer in use */  argument
364    size_t               end_count;  /* bytes in the last buffer */  argument
365    struct buffer_list  *current;    /* current buffer being read */  argument
367    struct buffer_list   first;      /* the very first buffer */  argument
371 buffer_init(struct buffer *buffer)  in buffer_init()
391 buffer_destroy(struct buffer *buffer)  in buffer_destroy()
400 buffer_start_write(struct buffer *buffer)  in buffer_start_write()
409 buffer_start_read(struct buffer *buffer)  in buffer_start_read()
448 buffer_from_file(struct buffer *buffer, FILE *fp)  in buffer_from_file()
529 struct display  struct
536    png_uint_32    options;           /* See display_log below */  argument
537    png_uint_32    results;           /* A mask of errors seen */
540    png_structp    original_pp;       /* used on the original read */
541    png_infop      original_ip;       /* set by the original read */
543    png_size_t     original_rowbytes; /* of the original rows: */
544    png_bytepp     original_rows;     /* from the original read */
547    png_uint_32    chunks;
550    png_uint_32    width;
551    png_uint_32    height;
552    int            bit_depth;
553    int            color_type;
554    int            interlace_method;
578 display_init(struct display *dp)  in display_init()  argument
1253 buffer_write(struct display *dp, struct buffer *buffer, png_bytep data,  in buffer_write()