diff options
Diffstat (limited to 'src/3rdparty/libjpeg/src/jdapistd.c')
| -rw-r--r-- | src/3rdparty/libjpeg/src/jdapistd.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/3rdparty/libjpeg/src/jdapistd.c b/src/3rdparty/libjpeg/src/jdapistd.c index 695a620099..8827d8abf5 100644 --- a/src/3rdparty/libjpeg/src/jdapistd.c +++ b/src/3rdparty/libjpeg/src/jdapistd.c @@ -4,7 +4,7 @@ * This file was part of the Independent JPEG Group's software: * Copyright (C) 1994-1996, Thomas G. Lane. * libjpeg-turbo Modifications: - * Copyright (C) 2010, 2015-2020, D. R. Commander. + * Copyright (C) 2010, 2015-2020, 2022, D. R. Commander. * Copyright (C) 2015, Google, Inc. * For conditions of distribution and use, see the accompanying README.ijg * file. @@ -159,6 +159,7 @@ jpeg_crop_scanline(j_decompress_ptr cinfo, JDIMENSION *xoffset, JDIMENSION input_xoffset; boolean reinit_upsampler = FALSE; jpeg_component_info *compptr; + my_master_ptr master = (my_master_ptr)cinfo->master; if (cinfo->global_state != DSTATE_SCANNING || cinfo->output_scanline != 0) ERREXIT1(cinfo, JERR_BAD_STATE, cinfo->global_state); @@ -208,6 +209,11 @@ jpeg_crop_scanline(j_decompress_ptr cinfo, JDIMENSION *xoffset, */ *width = *width + input_xoffset - *xoffset; cinfo->output_width = *width; + if (master->using_merged_upsample && cinfo->max_v_samp_factor == 2) { + my_merged_upsample_ptr upsample = (my_merged_upsample_ptr)cinfo->upsample; + upsample->out_row_width = + cinfo->output_width * cinfo->out_color_components; + } /* Set the first and last iMCU columns that we must decompress. These values * will be used in single-scan decompressions. |