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Diffstat (limited to 'media/libjpeg/jdmrgext.c')
-rw-r--r--media/libjpeg/jdmrgext.c86
1 files changed, 42 insertions, 44 deletions
diff --git a/media/libjpeg/jdmrgext.c b/media/libjpeg/jdmrgext.c
index 9d7d2af2e9..9bf4f1a307 100644
--- a/media/libjpeg/jdmrgext.c
+++ b/media/libjpeg/jdmrgext.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) 2011, 2015, D. R. Commander.
+ * Copyright (C) 2011, 2015, 2020, D. R. Commander.
* For conditions of distribution and use, see the accompanying README.ijg
* file.
*
@@ -21,23 +21,22 @@
INLINE
LOCAL(void)
-h2v1_merged_upsample_internal (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf,
- JDIMENSION in_row_group_ctr,
- JSAMPARRAY output_buf)
+h2v1_merged_upsample_internal(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION in_row_group_ctr,
+ JSAMPARRAY output_buf)
{
- my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
+ my_merged_upsample_ptr upsample = (my_merged_upsample_ptr)cinfo->upsample;
register int y, cred, cgreen, cblue;
int cb, cr;
register JSAMPROW outptr;
JSAMPROW inptr0, inptr1, inptr2;
JDIMENSION col;
/* copy these pointers into registers if possible */
- register JSAMPLE * range_limit = cinfo->sample_range_limit;
- int * Crrtab = upsample->Cr_r_tab;
- int * Cbbtab = upsample->Cb_b_tab;
- JLONG * Crgtab = upsample->Cr_g_tab;
- JLONG * Cbgtab = upsample->Cb_g_tab;
+ register JSAMPLE *range_limit = cinfo->sample_range_limit;
+ int *Crrtab = upsample->Cr_r_tab;
+ int *Cbbtab = upsample->Cb_b_tab;
+ JLONG *Crgtab = upsample->Cr_g_tab;
+ JLONG *Cbgtab = upsample->Cb_g_tab;
SHIFT_TEMPS
inptr0 = input_buf[0][in_row_group_ctr];
@@ -47,13 +46,13 @@ h2v1_merged_upsample_internal (j_decompress_ptr cinfo,
/* Loop for each pair of output pixels */
for (col = cinfo->output_width >> 1; col > 0; col--) {
/* Do the chroma part of the calculation */
- cb = GETJSAMPLE(*inptr1++);
- cr = GETJSAMPLE(*inptr2++);
+ cb = *inptr1++;
+ cr = *inptr2++;
cred = Crrtab[cr];
- cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
+ cgreen = (int)RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 2 Y values and emit 2 pixels */
- y = GETJSAMPLE(*inptr0++);
+ y = *inptr0++;
outptr[RGB_RED] = range_limit[y + cred];
outptr[RGB_GREEN] = range_limit[y + cgreen];
outptr[RGB_BLUE] = range_limit[y + cblue];
@@ -61,7 +60,7 @@ h2v1_merged_upsample_internal (j_decompress_ptr cinfo,
outptr[RGB_ALPHA] = 0xFF;
#endif
outptr += RGB_PIXELSIZE;
- y = GETJSAMPLE(*inptr0++);
+ y = *inptr0++;
outptr[RGB_RED] = range_limit[y + cred];
outptr[RGB_GREEN] = range_limit[y + cgreen];
outptr[RGB_BLUE] = range_limit[y + cblue];
@@ -72,12 +71,12 @@ h2v1_merged_upsample_internal (j_decompress_ptr cinfo,
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
- cb = GETJSAMPLE(*inptr1);
- cr = GETJSAMPLE(*inptr2);
+ cb = *inptr1;
+ cr = *inptr2;
cred = Crrtab[cr];
- cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
+ cgreen = (int)RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
- y = GETJSAMPLE(*inptr0);
+ y = *inptr0;
outptr[RGB_RED] = range_limit[y + cred];
outptr[RGB_GREEN] = range_limit[y + cgreen];
outptr[RGB_BLUE] = range_limit[y + cblue];
@@ -94,27 +93,26 @@ h2v1_merged_upsample_internal (j_decompress_ptr cinfo,
INLINE
LOCAL(void)
-h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
- JSAMPIMAGE input_buf,
- JDIMENSION in_row_group_ctr,
- JSAMPARRAY output_buf)
+h2v2_merged_upsample_internal(j_decompress_ptr cinfo, JSAMPIMAGE input_buf,
+ JDIMENSION in_row_group_ctr,
+ JSAMPARRAY output_buf)
{
- my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample;
+ my_merged_upsample_ptr upsample = (my_merged_upsample_ptr)cinfo->upsample;
register int y, cred, cgreen, cblue;
int cb, cr;
register JSAMPROW outptr0, outptr1;
JSAMPROW inptr00, inptr01, inptr1, inptr2;
JDIMENSION col;
/* copy these pointers into registers if possible */
- register JSAMPLE * range_limit = cinfo->sample_range_limit;
- int * Crrtab = upsample->Cr_r_tab;
- int * Cbbtab = upsample->Cb_b_tab;
- JLONG * Crgtab = upsample->Cr_g_tab;
- JLONG * Cbgtab = upsample->Cb_g_tab;
+ register JSAMPLE *range_limit = cinfo->sample_range_limit;
+ int *Crrtab = upsample->Cr_r_tab;
+ int *Cbbtab = upsample->Cb_b_tab;
+ JLONG *Crgtab = upsample->Cr_g_tab;
+ JLONG *Cbgtab = upsample->Cb_g_tab;
SHIFT_TEMPS
- inptr00 = input_buf[0][in_row_group_ctr*2];
- inptr01 = input_buf[0][in_row_group_ctr*2 + 1];
+ inptr00 = input_buf[0][in_row_group_ctr * 2];
+ inptr01 = input_buf[0][in_row_group_ctr * 2 + 1];
inptr1 = input_buf[1][in_row_group_ctr];
inptr2 = input_buf[2][in_row_group_ctr];
outptr0 = output_buf[0];
@@ -122,13 +120,13 @@ h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
/* Loop for each group of output pixels */
for (col = cinfo->output_width >> 1; col > 0; col--) {
/* Do the chroma part of the calculation */
- cb = GETJSAMPLE(*inptr1++);
- cr = GETJSAMPLE(*inptr2++);
+ cb = *inptr1++;
+ cr = *inptr2++;
cred = Crrtab[cr];
- cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
+ cgreen = (int)RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 4 Y values and emit 4 pixels */
- y = GETJSAMPLE(*inptr00++);
+ y = *inptr00++;
outptr0[RGB_RED] = range_limit[y + cred];
outptr0[RGB_GREEN] = range_limit[y + cgreen];
outptr0[RGB_BLUE] = range_limit[y + cblue];
@@ -136,7 +134,7 @@ h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
outptr0[RGB_ALPHA] = 0xFF;
#endif
outptr0 += RGB_PIXELSIZE;
- y = GETJSAMPLE(*inptr00++);
+ y = *inptr00++;
outptr0[RGB_RED] = range_limit[y + cred];
outptr0[RGB_GREEN] = range_limit[y + cgreen];
outptr0[RGB_BLUE] = range_limit[y + cblue];
@@ -144,7 +142,7 @@ h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
outptr0[RGB_ALPHA] = 0xFF;
#endif
outptr0 += RGB_PIXELSIZE;
- y = GETJSAMPLE(*inptr01++);
+ y = *inptr01++;
outptr1[RGB_RED] = range_limit[y + cred];
outptr1[RGB_GREEN] = range_limit[y + cgreen];
outptr1[RGB_BLUE] = range_limit[y + cblue];
@@ -152,7 +150,7 @@ h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
outptr1[RGB_ALPHA] = 0xFF;
#endif
outptr1 += RGB_PIXELSIZE;
- y = GETJSAMPLE(*inptr01++);
+ y = *inptr01++;
outptr1[RGB_RED] = range_limit[y + cred];
outptr1[RGB_GREEN] = range_limit[y + cgreen];
outptr1[RGB_BLUE] = range_limit[y + cblue];
@@ -163,19 +161,19 @@ h2v2_merged_upsample_internal (j_decompress_ptr cinfo,
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
- cb = GETJSAMPLE(*inptr1);
- cr = GETJSAMPLE(*inptr2);
+ cb = *inptr1;
+ cr = *inptr2;
cred = Crrtab[cr];
- cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
+ cgreen = (int)RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
- y = GETJSAMPLE(*inptr00);
+ y = *inptr00;
outptr0[RGB_RED] = range_limit[y + cred];
outptr0[RGB_GREEN] = range_limit[y + cgreen];
outptr0[RGB_BLUE] = range_limit[y + cblue];
#ifdef RGB_ALPHA
outptr0[RGB_ALPHA] = 0xFF;
#endif
- y = GETJSAMPLE(*inptr01);
+ y = *inptr01;
outptr1[RGB_RED] = range_limit[y + cred];
outptr1[RGB_GREEN] = range_limit[y + cgreen];
outptr1[RGB_BLUE] = range_limit[y + cblue];
generated by cgit v1.2.3 (git 2.26.2) at 2024-09-19 16:20:03 +0000