diff options
Diffstat (limited to 'base/gxiscale.c')
| -rw-r--r-- | base/gxiscale.c | 32 |
1 files changed, 29 insertions, 3 deletions
diff --git a/base/gxiscale.c b/base/gxiscale.c index 7cd34f9b..90e52786 100644 --- a/base/gxiscale.c +++ b/base/gxiscale.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2001-2021 Artifex Software, Inc. +/* Copyright (C) 2001-2022 Artifex Software, Inc. All Rights Reserved. This software is provided AS-IS with no warranty, either express or @@ -643,6 +643,25 @@ gs_image_class_0_interpolate(gx_image_enum * penum, irender_proc_t *render_fn) &image_render_interpolate_landscape_icc); return 0; } else { + + /* If we are doing fastcolor we may still have + a decode situation. To avoid yet another + variable, use the existing one in the + icc setup */ + if (dev_profile->usefastcolor) { + int k; + int src_num_comp = cs_num_components(penum->pcs); + + penum->icc_setup.need_decode = false; + /* Check if we need to do any decoding. If yes, then that will slow us down */ + for (k = 0; k < src_num_comp; k++) { + if ( penum->map[k].decoding != sd_none ) { + penum->icc_setup.need_decode = true; + break; + } + } + } + *render_fn = (penum->posture == image_portrait ? &image_render_interpolate : &image_render_interpolate_landscape); @@ -677,8 +696,15 @@ initial_decode(gx_image_enum * penum, const byte * buffer, int data_x, int h, cs is neither a device color nor a CIE color (i.e. if it's DeviceN, Index or Separation) The color space cannot be a pattern for an image */ need_decode = (penum->icc_setup.need_decode || is_devn_sep_index); - } else - need_decode = is_devn_sep_index; + } else { + cmm_dev_profile_t *dev_profile; + + dev_proc(penum->dev, get_profile)(penum->dev, &dev_profile); + if (dev_profile != NULL && dev_profile->usefastcolor) + need_decode = (penum->icc_setup.need_decode || is_devn_sep_index); + else + need_decode = is_devn_sep_index; + } if (h != 0) { /* Convert the unpacked data to concrete values in the source buffer. */ |