jpeg.h File Reference
`#include <gphoto2/gphoto2-file.h>`
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## Data Structures

struct | chunk
struct | jpeg

## Typedefs

typedef struct chunk | chunk
typedef char | jpeg_quantization_table[64]
typedef struct jpeg | jpeg

## Enumerations

enum | jpegmarker { JPEG_START =0xD8 , JPEG_COMMENT =0xFE , JPEG_APPO =0xE0 , JPEG_QUANTIZATION =0xDB , JPEG_HUFFMAN =0xC4 , JPEG_SOFC0 =0xC0 , JPEG_SSSEAHAL =0xDA , JPEG_EOI =0xD9 }

## Functions

chunk * | gpi_jpeg_chunk_new (int length)
chunk * | gpi_jpeg_chunk_new_filled (int length, char *data)
void | gpi_jpeg_chunk_destroy (chunk *mychunk)
void | gpi_jpeg_chunk_print (chunk *mychunk)
char | gpi_jpeg_findff (int *location, chunk *picture)
char | gpi_jpeg_findactivemarker (char *id, int *location, chunk *picture)
char * | gpi_jpeg_markername (unsigned int c)
jpeg * | gpi_jpeg_new (void)
void | gpi_jpeg_destroy (jpeg *myjpeg)
void | gpi_jpeg_add_marker (jpeg *myjpeg, chunk *picture, int start, int end)
void | gpi_jpeg_add_chunk (jpeg *myjpeg, chunk *source)
void | gpi_jpeg_parse (jpeg *myjpeg, chunk *picture)
void | gpi_jpeg_print (jpeg *myjpeg)
chunk * | gpi_jpeg_make_start (void)
chunk * | gpi_jpeg_make_SOFC (int width, int height, char vh1, char vh2, char vh3, char q1, char q2, char q3)
chunk * | gpi_jpeg_makeSsSeAhAl (int huffset1, int huffset2, int huffset3)
void | gpi_jpeg_print_quantization_table (jpeg_quantization_table *table)
chunk * | gpi_jpeg_make_quantization (const jpeg_quantization_table *table, char number)
jpeg_quantization_table * | gpi_jpeg_quantization2table (chunk *qmarker)
jpeg * | gpi_jpeg_header (int width, int height, char vh1, char vh2, char vh3, char q1, char q2, char q3, const jpeg_quantization_table *quant1, const jpeg_quantization_table *quant2, char huffset1, char huffset2, char huffset3, chunk *huff1, chunk *huff2, chunk *huff3, chunk *huff4)
char | gpi_jpeg_write (CameraFile *file, const char *name, jpeg *myjpeg)

## Detailed Description

Author
  This code was written by Nathan Stenzel for gphoto

Note
  This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
  This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
  You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA