gecko/media/libjpeg/jdmrg565.c
Ryan VanderMeulen 6bca192856 Bug 1061240 - Update libjpeg-turbo to version 1.4. r=jmuizelaar, r=glandium, f=rankov
--HG--
rename : media/libjpeg/config.h => media/libjpeg/jconfigint.h
rename : media/libjpeg/simd/jcclrmmx.asm => media/libjpeg/simd/jccolext-mmx.asm
rename : media/libjpeg/simd/jcclrss2-64.asm => media/libjpeg/simd/jccolext-sse2-64.asm
rename : media/libjpeg/simd/jcclrss2.asm => media/libjpeg/simd/jccolext-sse2.asm
rename : media/libjpeg/simd/jccolmmx.asm => media/libjpeg/simd/jccolor-mmx.asm
rename : media/libjpeg/simd/jccolss2-64.asm => media/libjpeg/simd/jccolor-sse2-64.asm
rename : media/libjpeg/simd/jccolss2.asm => media/libjpeg/simd/jccolor-sse2.asm
rename : media/libjpeg/simd/jcgrammx.asm => media/libjpeg/simd/jcgray-mmx.asm
rename : media/libjpeg/simd/jcgrass2-64.asm => media/libjpeg/simd/jcgray-sse2-64.asm
rename : media/libjpeg/simd/jcgrass2.asm => media/libjpeg/simd/jcgray-sse2.asm
rename : media/libjpeg/simd/jcgrymmx.asm => media/libjpeg/simd/jcgryext-mmx.asm
rename : media/libjpeg/simd/jcgryss2-64.asm => media/libjpeg/simd/jcgryext-sse2-64.asm
rename : media/libjpeg/simd/jcgryss2.asm => media/libjpeg/simd/jcgryext-sse2.asm
rename : media/libjpeg/simd/jcsammmx.asm => media/libjpeg/simd/jcsample-mmx.asm
rename : media/libjpeg/simd/jcsamss2-64.asm => media/libjpeg/simd/jcsample-sse2-64.asm
rename : media/libjpeg/simd/jcsamss2.asm => media/libjpeg/simd/jcsample-sse2.asm
rename : media/libjpeg/simd/jdclrmmx.asm => media/libjpeg/simd/jdcolext-mmx.asm
rename : media/libjpeg/simd/jdclrss2-64.asm => media/libjpeg/simd/jdcolext-sse2-64.asm
rename : media/libjpeg/simd/jdclrss2.asm => media/libjpeg/simd/jdcolext-sse2.asm
rename : media/libjpeg/simd/jdcolmmx.asm => media/libjpeg/simd/jdcolor-mmx.asm
rename : media/libjpeg/simd/jdcolss2-64.asm => media/libjpeg/simd/jdcolor-sse2-64.asm
rename : media/libjpeg/simd/jdcolss2.asm => media/libjpeg/simd/jdcolor-sse2.asm
rename : media/libjpeg/simd/jdmermmx.asm => media/libjpeg/simd/jdmerge-mmx.asm
rename : media/libjpeg/simd/jdmerss2-64.asm => media/libjpeg/simd/jdmerge-sse2-64.asm
rename : media/libjpeg/simd/jdmerss2.asm => media/libjpeg/simd/jdmerge-sse2.asm
rename : media/libjpeg/simd/jdmrgmmx.asm => media/libjpeg/simd/jdmrgext-mmx.asm
rename : media/libjpeg/simd/jdmrgss2-64.asm => media/libjpeg/simd/jdmrgext-sse2-64.asm
rename : media/libjpeg/simd/jdmrgss2.asm => media/libjpeg/simd/jdmrgext-sse2.asm
rename : media/libjpeg/simd/jdsammmx.asm => media/libjpeg/simd/jdsample-mmx.asm
rename : media/libjpeg/simd/jdsamss2-64.asm => media/libjpeg/simd/jdsample-sse2-64.asm
rename : media/libjpeg/simd/jdsamss2.asm => media/libjpeg/simd/jdsample-sse2.asm
rename : media/libjpeg/simd/jf3dnflt.asm => media/libjpeg/simd/jfdctflt-3dn.asm
rename : media/libjpeg/simd/jfsseflt-64.asm => media/libjpeg/simd/jfdctflt-sse-64.asm
rename : media/libjpeg/simd/jfsseflt.asm => media/libjpeg/simd/jfdctflt-sse.asm
rename : media/libjpeg/simd/jfmmxfst.asm => media/libjpeg/simd/jfdctfst-mmx.asm
rename : media/libjpeg/simd/jfss2fst-64.asm => media/libjpeg/simd/jfdctfst-sse2-64.asm
rename : media/libjpeg/simd/jfss2fst.asm => media/libjpeg/simd/jfdctfst-sse2.asm
rename : media/libjpeg/simd/jfmmxint.asm => media/libjpeg/simd/jfdctint-mmx.asm
rename : media/libjpeg/simd/jfss2int-64.asm => media/libjpeg/simd/jfdctint-sse2-64.asm
rename : media/libjpeg/simd/jfss2int.asm => media/libjpeg/simd/jfdctint-sse2.asm
rename : media/libjpeg/simd/ji3dnflt.asm => media/libjpeg/simd/jidctflt-3dn.asm
rename : media/libjpeg/simd/jisseflt.asm => media/libjpeg/simd/jidctflt-sse.asm
rename : media/libjpeg/simd/jiss2flt-64.asm => media/libjpeg/simd/jidctflt-sse2-64.asm
rename : media/libjpeg/simd/jiss2flt.asm => media/libjpeg/simd/jidctflt-sse2.asm
rename : media/libjpeg/simd/jimmxfst.asm => media/libjpeg/simd/jidctfst-mmx.asm
rename : media/libjpeg/simd/jiss2fst-64.asm => media/libjpeg/simd/jidctfst-sse2-64.asm
rename : media/libjpeg/simd/jiss2fst.asm => media/libjpeg/simd/jidctfst-sse2.asm
rename : media/libjpeg/simd/jimmxint.asm => media/libjpeg/simd/jidctint-mmx.asm
rename : media/libjpeg/simd/jiss2int-64.asm => media/libjpeg/simd/jidctint-sse2-64.asm
rename : media/libjpeg/simd/jiss2int.asm => media/libjpeg/simd/jidctint-sse2.asm
rename : media/libjpeg/simd/jimmxred.asm => media/libjpeg/simd/jidctred-mmx.asm
rename : media/libjpeg/simd/jiss2red-64.asm => media/libjpeg/simd/jidctred-sse2-64.asm
rename : media/libjpeg/simd/jiss2red.asm => media/libjpeg/simd/jidctred-sse2.asm
rename : media/libjpeg/simd/jcqnt3dn.asm => media/libjpeg/simd/jquant-3dn.asm
rename : media/libjpeg/simd/jcqntmmx.asm => media/libjpeg/simd/jquant-mmx.asm
rename : media/libjpeg/simd/jcqntsse.asm => media/libjpeg/simd/jquant-sse.asm
rename : media/libjpeg/simd/jcqnts2f-64.asm => media/libjpeg/simd/jquantf-sse2-64.asm
rename : media/libjpeg/simd/jcqnts2f.asm => media/libjpeg/simd/jquantf-sse2.asm
rename : media/libjpeg/simd/jcqnts2i-64.asm => media/libjpeg/simd/jquanti-sse2-64.asm
rename : media/libjpeg/simd/jcqnts2i.asm => media/libjpeg/simd/jquanti-sse2.asm
2015-01-20 22:19:57 -05:00

356 lines
11 KiB
C

/*
* jdmrg565.c
*
* This file was part of the Independent JPEG Group's software:
* Copyright (C) 1994-1996, Thomas G. Lane.
* libjpeg-turbo Modifications:
* Copyright (C) 2013, Linaro Limited.
* Copyright (C) 2014, D. R. Commander.
* For conditions of distribution and use, see the accompanying README file.
*
* This file contains code for merged upsampling/color conversion.
*/
INLINE
LOCAL(void)
h2v1_merged_upsample_565_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;
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;
INT32 * Crgtab = upsample->Cr_g_tab;
INT32 * Cbgtab = upsample->Cb_g_tab;
unsigned int r, g, b;
INT32 rgb;
SHIFT_TEMPS
inptr0 = input_buf[0][in_row_group_ctr];
inptr1 = input_buf[1][in_row_group_ctr];
inptr2 = input_buf[2][in_row_group_ctr];
outptr = output_buf[0];
/* 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++);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 2 Y values and emit 2 pixels */
y = GETJSAMPLE(*inptr0++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr0++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr, rgb);
outptr += 4;
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
cb = GETJSAMPLE(*inptr1);
cr = GETJSAMPLE(*inptr2);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
y = GETJSAMPLE(*inptr0);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr = rgb;
}
}
INLINE
LOCAL(void)
h2v1_merged_upsample_565D_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;
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;
INT32 * Crgtab = upsample->Cr_g_tab;
INT32 * Cbgtab = upsample->Cb_g_tab;
INT32 d0 = dither_matrix[cinfo->output_scanline & DITHER_MASK];
unsigned int r, g, b;
INT32 rgb;
SHIFT_TEMPS
inptr0 = input_buf[0][in_row_group_ctr];
inptr1 = input_buf[1][in_row_group_ctr];
inptr2 = input_buf[2][in_row_group_ctr];
outptr = output_buf[0];
/* 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++);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 2 Y values and emit 2 pixels */
y = GETJSAMPLE(*inptr0++);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
d0 = DITHER_ROTATE(d0);
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr0++);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
d0 = DITHER_ROTATE(d0);
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr, rgb);
outptr += 4;
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
cb = GETJSAMPLE(*inptr1);
cr = GETJSAMPLE(*inptr2);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
y = GETJSAMPLE(*inptr0);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr = rgb;
}
}
INLINE
LOCAL(void)
h2v2_merged_upsample_565_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;
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;
INT32 * Crgtab = upsample->Cr_g_tab;
INT32 * Cbgtab = upsample->Cb_g_tab;
unsigned int r, g, b;
INT32 rgb;
SHIFT_TEMPS
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];
outptr1 = output_buf[1];
/* 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++);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 4 Y values and emit 4 pixels */
y = GETJSAMPLE(*inptr00++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr00++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr0, rgb);
outptr0 += 4;
y = GETJSAMPLE(*inptr01++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr01++);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr1, rgb);
outptr1 += 4;
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
cb = GETJSAMPLE(*inptr1);
cr = GETJSAMPLE(*inptr2);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
y = GETJSAMPLE(*inptr00);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr0 = rgb;
y = GETJSAMPLE(*inptr01);
r = range_limit[y + cred];
g = range_limit[y + cgreen];
b = range_limit[y + cblue];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr1 = rgb;
}
}
INLINE
LOCAL(void)
h2v2_merged_upsample_565D_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;
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;
INT32 * Crgtab = upsample->Cr_g_tab;
INT32 * Cbgtab = upsample->Cb_g_tab;
INT32 d0 = dither_matrix[cinfo->output_scanline & DITHER_MASK];
INT32 d1 = dither_matrix[(cinfo->output_scanline+1) & DITHER_MASK];
unsigned int r, g, b;
INT32 rgb;
SHIFT_TEMPS
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];
outptr1 = output_buf[1];
/* 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++);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
/* Fetch 4 Y values and emit 4 pixels */
y = GETJSAMPLE(*inptr00++);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
d0 = DITHER_ROTATE(d0);
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr00++);
r = range_limit[DITHER_565_R(y + cred, d1)];
g = range_limit[DITHER_565_G(y + cgreen, d1)];
b = range_limit[DITHER_565_B(y + cblue, d1)];
d1 = DITHER_ROTATE(d1);
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr0, rgb);
outptr0 += 4;
y = GETJSAMPLE(*inptr01++);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
d0 = DITHER_ROTATE(d0);
rgb = PACK_SHORT_565(r, g, b);
y = GETJSAMPLE(*inptr01++);
r = range_limit[DITHER_565_R(y + cred, d1)];
g = range_limit[DITHER_565_G(y + cgreen, d1)];
b = range_limit[DITHER_565_B(y + cblue, d1)];
d1 = DITHER_ROTATE(d1);
rgb = PACK_TWO_PIXELS(rgb, PACK_SHORT_565(r, g, b));
WRITE_TWO_PIXELS(outptr1, rgb);
outptr1 += 4;
}
/* If image width is odd, do the last output column separately */
if (cinfo->output_width & 1) {
cb = GETJSAMPLE(*inptr1);
cr = GETJSAMPLE(*inptr2);
cred = Crrtab[cr];
cgreen = (int) RIGHT_SHIFT(Cbgtab[cb] + Crgtab[cr], SCALEBITS);
cblue = Cbbtab[cb];
y = GETJSAMPLE(*inptr00);
r = range_limit[DITHER_565_R(y + cred, d0)];
g = range_limit[DITHER_565_G(y + cgreen, d0)];
b = range_limit[DITHER_565_B(y + cblue, d0)];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr0 = rgb;
y = GETJSAMPLE(*inptr01);
r = range_limit[DITHER_565_R(y + cred, d1)];
g = range_limit[DITHER_565_G(y + cgreen, d1)];
b = range_limit[DITHER_565_B(y + cblue, d1)];
rgb = PACK_SHORT_565(r, g, b);
*(INT16*)outptr1 = rgb;
}
}