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Classes | Typedefs | Enumerations | Functions

jpeg.h File Reference

#include <gphoto2/gphoto2-file.h>
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Classes

struct  chunk
struct  jpeg

Typedefs

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

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

void gpi_jpeg_add_chunk (jpeg *myjpeg, chunk *source)
void gpi_jpeg_add_marker (jpeg *myjpeg, chunk *picture, int start, int end)
void gpi_jpeg_chunk_destroy (chunk *mychunk)
chunkgpi_jpeg_chunk_new (int length)
chunkgpi_jpeg_chunk_new_filled (int length, char *data)
void gpi_jpeg_chunk_print (chunk *mychunk)
void gpi_jpeg_destroy (jpeg *myjpeg)
char gpi_jpeg_findactivemarker (char *id, int *location, chunk *picture)
char gpi_jpeg_findff (int *location, chunk *picture)
jpeggpi_jpeg_header (int width, int height, char vh1, char vh2, char vh3, char q1, char q2, char q3, jpeg_quantization_table *quant1, jpeg_quantization_table *quant2, char huffset1, char huffset2, char huffset3, chunk *huff1, chunk *huff2, chunk *huff3, chunk *huff4)
chunkgpi_jpeg_make_quantization (jpeg_quantization_table *table, char number)
chunkgpi_jpeg_make_SOFC (int width, int height, char vh1, char vh2, char vh3, char q1, char q2, char q3)
chunkgpi_jpeg_make_start (void)
chunkgpi_jpeg_makeSsSeAhAl (int huffset1, int huffset2, int huffset3)
char * gpi_jpeg_markername (int c)
jpeggpi_jpeg_new (void)
void gpi_jpeg_parse (jpeg *myjpeg, chunk *picture)
void gpi_jpeg_print (jpeg *myjpeg)
void gpi_jpeg_print_quantization_table (jpeg_quantization_table *table)
jpeg_quantization_table * gpi_jpeg_quantization2table (chunk *qmarker)
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

Definition in file jpeg.h.


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