* Copyright (C) 1994-1997, Thomas G. Lane.
* libjpeg-turbo Modifications:
* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
- * Copyright (C) 2010, 2015-2016, 2019-2020, D. R. Commander.
+ * Copyright (C) 2010, 2015-2016, 2019-2020, 2022, D. R. Commander.
* Copyright (C) 2015, 2020, Google, Inc.
* For conditions of distribution and use, see the accompanying README.ijg
* file.
if (!compptr->component_needed)
continue;
/* Count non-dummy DCT block rows in this iMCU row. */
- if (cinfo->output_iMCU_row < last_iMCU_row - 1) {
+ if (cinfo->output_iMCU_row + 1 < last_iMCU_row) {
block_rows = compptr->v_samp_factor;
access_rows = block_rows * 3; /* this and next two iMCU rows */
} else if (cinfo->output_iMCU_row < last_iMCU_row) {
next_block_row = buffer_ptr;
if (block_row < block_rows - 2 ||
- cinfo->output_iMCU_row < last_iMCU_row - 1)
+ cinfo->output_iMCU_row + 1 < last_iMCU_row)
next_next_block_row =
buffer[block_row + 2] + cinfo->master->first_MCU_col[ci];
else