DRC | 3ab68cf | 2016-02-19 18:32:10 -0600 | [diff] [blame] | 1 | /* |
| 2 | * jdmaster.h |
| 3 | * |
| 4 | * This file was part of the Independent JPEG Group's software: |
| 5 | * Copyright (C) 1991-1995, Thomas G. Lane. |
| 6 | * For conditions of distribution and use, see the accompanying README.ijg |
| 7 | * file. |
| 8 | * |
| 9 | * This file contains the master control structure for the JPEG decompressor. |
| 10 | */ |
| 11 | |
| 12 | /* Private state */ |
| 13 | |
| 14 | typedef struct { |
| 15 | struct jpeg_decomp_master pub; /* public fields */ |
| 16 | |
| 17 | int pass_number; /* # of passes completed */ |
| 18 | |
| 19 | boolean using_merged_upsample; /* TRUE if using merged upsample/cconvert */ |
| 20 | |
| 21 | /* Saved references to initialized quantizer modules, |
| 22 | * in case we need to switch modes. |
| 23 | */ |
| 24 | struct jpeg_color_quantizer *quantizer_1pass; |
| 25 | struct jpeg_color_quantizer *quantizer_2pass; |
| 26 | } my_decomp_master; |
| 27 | |
| 28 | typedef my_decomp_master *my_master_ptr; |