author | hgs |
Wed, 24 Mar 2010 18:04:17 -0500 | |
changeset 16 | 8e837d1bf446 |
parent 0 | 0e761a78d257 |
child 30 | 7e817e7e631c |
permissions | -rw-r--r-- |
0
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/* |
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* Image Scaling Functions |
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* Copyright (c) 2005 David A. Schleef <ds@schleef.org> |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, |
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING |
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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* POSSIBILITY OF SUCH DAMAGE. |
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*/ |
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|
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#include <string.h> |
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|
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#include "vs_scanline.h" |
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#include "vs_image.h" |
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|
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#define ROUND_UP_2(x) (((x)+1)&~1) |
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#define ROUND_UP_4(x) (((x)+3)&~3) |
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#define ROUND_UP_8(x) (((x)+7)&~7) |
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|
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#ifdef __SYMBIAN32__ |
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EXPORT_C |
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#endif |
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void |
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vs_image_scale_nearest_RGBA (const VSImage * dest, const VSImage * src, |
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uint8_t * tmpbuf) |
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{ |
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int acc; |
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int y_increment; |
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int x_increment; |
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int i; |
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int j; |
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int x; |
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int xacc; |
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|
16 | 52 |
if (dest->height == 1) |
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y_increment = 0; |
|
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else |
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y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
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if (dest->width == 1) |
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x_increment = 0; |
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else |
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x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
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||
0
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|
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acc = 0; |
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for (i = 0; i < dest->height; i++) { |
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j = acc >> 16; |
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x = acc & 0xffff; |
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|
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xacc = 0; |
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vs_scanline_resample_nearest_RGBA (dest->pixels + i * dest->stride, |
16 | 70 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
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x_increment); |
|
0
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|
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acc += y_increment; |
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} |
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} |
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#ifdef __SYMBIAN32__ |
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EXPORT_C |
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#endif |
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|
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|
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void |
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vs_image_scale_linear_RGBA (const VSImage * dest, const VSImage * src, |
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uint8_t * tmpbuf) |
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{ |
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int acc; |
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int y_increment; |
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int x_increment; |
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uint8_t *tmp1; |
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uint8_t *tmp2; |
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int y1; |
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int y2; |
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int i; |
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int j; |
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int x; |
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int dest_size; |
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int xacc; |
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|
16 | 98 |
if (dest->height == 1) |
99 |
y_increment = 0; |
|
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else |
|
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y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
102 |
||
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if (dest->width == 1) |
|
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x_increment = 0; |
|
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else |
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x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
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107 |
|
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dest_size = dest->width * 4; |
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109 |
|
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tmp1 = tmpbuf; |
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tmp2 = tmpbuf + dest_size; |
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112 |
|
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acc = 0; |
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xacc = 0; |
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y2 = -1; |
16 | 116 |
vs_scanline_resample_linear_RGBA (tmp1, src->pixels, src->width, dest->width, |
117 |
&xacc, x_increment); |
|
0
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y1 = 0; |
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for (i = 0; i < dest->height; i++) { |
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j = acc >> 16; |
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x = acc & 0xffff; |
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|
123 |
if (x == 0) { |
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|
124 |
if (j == y1) { |
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|
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memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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|
126 |
} else if (j == y2) { |
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|
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memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
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|
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} else { |
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xacc = 0; |
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vs_scanline_resample_linear_RGBA (tmp1, src->pixels + j * src->stride, |
16 | 131 |
src->width, dest->width, &xacc, x_increment); |
0
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y1 = j; |
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|
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memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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|
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} |
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} else { |
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if (j == y1) { |
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|
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if (j + 1 != y2) { |
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xacc = 0; |
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vs_scanline_resample_linear_RGBA (tmp2, |
16 | 140 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
141 |
&xacc, x_increment); |
|
0
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y2 = j + 1; |
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} |
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vs_scanline_merge_linear_RGBA (dest->pixels + i * dest->stride, |
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|
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tmp1, tmp2, dest->width, x); |
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} else if (j == y2) { |
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if (j + 1 != y1) { |
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xacc = 0; |
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vs_scanline_resample_linear_RGBA (tmp1, |
16 | 150 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
151 |
&xacc, x_increment); |
|
0
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y1 = j + 1; |
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} |
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vs_scanline_merge_linear_RGBA (dest->pixels + i * dest->stride, |
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tmp2, tmp1, dest->width, x); |
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} else { |
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xacc = 0; |
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|
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vs_scanline_resample_linear_RGBA (tmp1, src->pixels + j * src->stride, |
16 | 159 |
src->width, dest->width, &xacc, x_increment); |
0
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y1 = j; |
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161 |
xacc = 0; |
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162 |
vs_scanline_resample_linear_RGBA (tmp2, |
16 | 163 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
0
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|
164 |
x_increment); |
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|
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y2 = (j + 1); |
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|
166 |
vs_scanline_merge_linear_RGBA (dest->pixels + i * dest->stride, |
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|
167 |
tmp1, tmp2, dest->width, x); |
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168 |
} |
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169 |
} |
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170 |
|
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171 |
acc += y_increment; |
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172 |
} |
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173 |
} |
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|
174 |
#ifdef __SYMBIAN32__ |
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175 |
EXPORT_C |
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#endif |
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177 |
|
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178 |
|
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179 |
|
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180 |
void |
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181 |
vs_image_scale_nearest_RGB (const VSImage * dest, const VSImage * src, |
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uint8_t * tmpbuf) |
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183 |
{ |
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184 |
int acc; |
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int y_increment; |
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int x_increment; |
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int i; |
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188 |
int j; |
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189 |
int x; |
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int xacc; |
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|
191 |
|
16 | 192 |
if (dest->height == 1) |
193 |
y_increment = 0; |
|
194 |
else |
|
195 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
196 |
||
197 |
if (dest->width == 1) |
|
198 |
x_increment = 0; |
|
199 |
else |
|
200 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
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|
201 |
|
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|
202 |
acc = 0; |
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|
203 |
for (i = 0; i < dest->height; i++) { |
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|
204 |
j = acc >> 16; |
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|
205 |
x = acc & 0xffff; |
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|
206 |
|
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|
207 |
xacc = 0; |
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|
208 |
vs_scanline_resample_nearest_RGB (dest->pixels + i * dest->stride, |
16 | 209 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
210 |
x_increment); |
|
0
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|
211 |
|
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|
212 |
acc += y_increment; |
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|
213 |
} |
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|
214 |
} |
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|
215 |
#ifdef __SYMBIAN32__ |
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|
216 |
EXPORT_C |
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217 |
#endif |
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|
218 |
|
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|
219 |
|
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220 |
void |
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|
221 |
vs_image_scale_linear_RGB (const VSImage * dest, const VSImage * src, |
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|
222 |
uint8_t * tmpbuf) |
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|
223 |
{ |
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|
224 |
int acc; |
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|
225 |
int y_increment; |
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|
226 |
int x_increment; |
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|
227 |
uint8_t *tmp1; |
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|
228 |
uint8_t *tmp2; |
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|
229 |
int y1; |
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|
230 |
int y2; |
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|
231 |
int i; |
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|
232 |
int j; |
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|
233 |
int x; |
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|
234 |
int dest_size; |
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|
235 |
int xacc; |
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|
236 |
|
16 | 237 |
if (dest->height == 1) |
238 |
y_increment = 0; |
|
239 |
else |
|
240 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
241 |
||
242 |
if (dest->width == 1) |
|
243 |
x_increment = 0; |
|
244 |
else |
|
245 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
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|
246 |
|
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|
247 |
dest_size = dest->width * 3; |
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|
248 |
|
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|
249 |
tmp1 = tmpbuf; |
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|
250 |
tmp2 = tmpbuf + dest_size; |
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|
251 |
|
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|
252 |
acc = 0; |
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|
253 |
xacc = 0; |
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|
254 |
y2 = -1; |
16 | 255 |
vs_scanline_resample_linear_RGB (tmp1, src->pixels, src->width, dest->width, |
256 |
&xacc, x_increment); |
|
0
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|
257 |
y1 = 0; |
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|
258 |
for (i = 0; i < dest->height; i++) { |
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|
259 |
j = acc >> 16; |
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|
260 |
x = acc & 0xffff; |
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|
261 |
|
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|
262 |
if (x == 0) { |
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|
263 |
if (j == y1) { |
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|
264 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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|
265 |
} else if (j == y2) { |
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|
266 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
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|
267 |
} else { |
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|
268 |
xacc = 0; |
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|
269 |
vs_scanline_resample_linear_RGB (tmp1, src->pixels + j * src->stride, |
16 | 270 |
src->width, dest->width, &xacc, x_increment); |
0
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|
271 |
y1 = j; |
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|
272 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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|
273 |
} |
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|
274 |
} else { |
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|
275 |
if (j == y1) { |
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|
276 |
if (j + 1 != y2) { |
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|
277 |
xacc = 0; |
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|
278 |
vs_scanline_resample_linear_RGB (tmp2, |
16 | 279 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
280 |
&xacc, x_increment); |
|
0
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|
281 |
y2 = j + 1; |
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|
282 |
} |
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|
283 |
vs_scanline_merge_linear_RGB (dest->pixels + i * dest->stride, |
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|
284 |
tmp1, tmp2, dest->width, x); |
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|
285 |
} else if (j == y2) { |
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|
286 |
if (j + 1 != y1) { |
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|
287 |
xacc = 0; |
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|
288 |
vs_scanline_resample_linear_RGB (tmp1, |
16 | 289 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
290 |
&xacc, x_increment); |
|
0
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|
291 |
y1 = j + 1; |
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|
292 |
} |
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|
293 |
vs_scanline_merge_linear_RGB (dest->pixels + i * dest->stride, |
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|
294 |
tmp2, tmp1, dest->width, x); |
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|
295 |
} else { |
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|
296 |
xacc = 0; |
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|
297 |
vs_scanline_resample_linear_RGB (tmp1, src->pixels + j * src->stride, |
16 | 298 |
src->width, dest->width, &xacc, x_increment); |
0
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|
299 |
y1 = j; |
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|
300 |
xacc = 0; |
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|
301 |
vs_scanline_resample_linear_RGB (tmp2, |
16 | 302 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
0
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|
303 |
x_increment); |
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|
304 |
y2 = (j + 1); |
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|
305 |
vs_scanline_merge_linear_RGB (dest->pixels + i * dest->stride, |
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|
306 |
tmp1, tmp2, dest->width, x); |
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|
307 |
} |
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|
308 |
} |
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|
309 |
|
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|
310 |
acc += y_increment; |
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|
311 |
} |
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|
312 |
} |
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|
313 |
|
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|
314 |
/* YUYV */ |
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|
315 |
#ifdef __SYMBIAN32__ |
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|
316 |
EXPORT_C |
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|
317 |
#endif |
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|
318 |
|
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|
319 |
|
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|
320 |
void |
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|
321 |
vs_image_scale_nearest_YUYV (const VSImage * dest, const VSImage * src, |
0e761a78d257
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|
322 |
uint8_t * tmpbuf) |
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|
323 |
{ |
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|
324 |
int acc; |
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|
325 |
int y_increment; |
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|
326 |
int x_increment; |
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|
327 |
int i; |
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|
328 |
int j; |
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|
329 |
int x; |
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diff
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|
330 |
int xacc; |
16 | 331 |
|
332 |
if (dest->height == 1) |
|
333 |
y_increment = 0; |
|
334 |
else |
|
335 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
0
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diff
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|
336 |
|
16 | 337 |
if (dest->width == 1) |
338 |
x_increment = 0; |
|
339 |
else |
|
340 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
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|
341 |
|
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|
342 |
acc = 0; |
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diff
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|
343 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
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|
344 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
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diff
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|
345 |
x = acc & 0xffff; |
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diff
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|
346 |
|
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|
347 |
xacc = 0; |
0e761a78d257
Revision: 200949
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diff
changeset
|
348 |
vs_scanline_resample_nearest_YUYV (dest->pixels + i * dest->stride, |
16 | 349 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
350 |
x_increment); |
|
0
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diff
changeset
|
351 |
|
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|
352 |
acc += y_increment; |
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Revision: 200949
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diff
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|
353 |
} |
0e761a78d257
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|
354 |
} |
0e761a78d257
Revision: 200949
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|
355 |
#ifdef __SYMBIAN32__ |
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|
356 |
EXPORT_C |
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|
357 |
#endif |
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diff
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|
358 |
|
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diff
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|
359 |
|
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|
360 |
void |
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|
361 |
vs_image_scale_linear_YUYV (const VSImage * dest, const VSImage * src, |
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|
362 |
uint8_t * tmpbuf) |
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diff
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|
363 |
{ |
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|
364 |
int acc; |
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diff
changeset
|
365 |
int y_increment; |
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|
366 |
int x_increment; |
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|
367 |
uint8_t *tmp1; |
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diff
changeset
|
368 |
uint8_t *tmp2; |
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parents:
diff
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|
369 |
int y1; |
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parents:
diff
changeset
|
370 |
int y2; |
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parents:
diff
changeset
|
371 |
int i; |
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parents:
diff
changeset
|
372 |
int j; |
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parents:
diff
changeset
|
373 |
int x; |
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parents:
diff
changeset
|
374 |
int dest_size; |
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parents:
diff
changeset
|
375 |
int xacc; |
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parents:
diff
changeset
|
376 |
|
16 | 377 |
if (dest->height == 1) |
378 |
y_increment = 0; |
|
379 |
else |
|
380 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
381 |
||
382 |
if (dest->width == 1) |
|
383 |
x_increment = 0; |
|
384 |
else |
|
385 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
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parents:
diff
changeset
|
386 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
387 |
dest_size = ROUND_UP_4 (dest->width * 2); |
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
388 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
389 |
tmp1 = tmpbuf; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
390 |
tmp2 = tmpbuf + dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
391 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
392 |
acc = 0; |
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
393 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
394 |
y2 = -1; |
16 | 395 |
vs_scanline_resample_linear_YUYV (tmp1, src->pixels, src->width, dest->width, |
396 |
&xacc, x_increment); |
|
0
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Revision: 200949
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parents:
diff
changeset
|
397 |
y1 = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
398 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
399 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
400 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
401 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
402 |
if (x == 0) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
403 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
404 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
405 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
406 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
407 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
408 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
409 |
vs_scanline_resample_linear_YUYV (tmp1, src->pixels + j * src->stride, |
16 | 410 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
411 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
412 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
413 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
414 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
415 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
416 |
if (j + 1 != y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
417 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
418 |
vs_scanline_resample_linear_YUYV (tmp2, |
16 | 419 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
420 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
421 |
y2 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
422 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
423 |
vs_scanline_merge_linear_YUYV (dest->pixels + i * dest->stride, |
16 | 424 |
tmp1, tmp2, dest->width, x); |
0
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
425 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
426 |
if (j + 1 != y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
427 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
428 |
vs_scanline_resample_linear_YUYV (tmp1, |
16 | 429 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
430 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
431 |
y1 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
432 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
433 |
vs_scanline_merge_linear_YUYV (dest->pixels + i * dest->stride, |
16 | 434 |
tmp2, tmp1, dest->width, x); |
0
0e761a78d257
Revision: 200949
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parents:
diff
changeset
|
435 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
436 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
437 |
vs_scanline_resample_linear_YUYV (tmp1, src->pixels + j * src->stride, |
16 | 438 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
439 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
440 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
441 |
vs_scanline_resample_linear_YUYV (tmp2, |
16 | 442 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
443 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
444 |
y2 = (j + 1); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
445 |
vs_scanline_merge_linear_YUYV (dest->pixels + i * dest->stride, |
16 | 446 |
tmp1, tmp2, dest->width, x); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
447 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
448 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
449 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
450 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
451 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
452 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
453 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
454 |
/* UYVY */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
455 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
456 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
457 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
458 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
459 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
460 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
461 |
vs_image_scale_nearest_UYVY (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
462 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
463 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
464 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
465 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
466 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
467 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
468 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
469 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
470 |
int xacc; |
16 | 471 |
|
472 |
if (dest->height == 1) |
|
473 |
y_increment = 0; |
|
474 |
else |
|
475 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
476 |
|
16 | 477 |
if (dest->width == 1) |
478 |
x_increment = 0; |
|
479 |
else |
|
480 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
481 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
482 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
483 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
484 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
485 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
486 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
487 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
488 |
vs_scanline_resample_nearest_UYVY (dest->pixels + i * dest->stride, |
16 | 489 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
490 |
x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
491 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
492 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
493 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
494 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
495 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
496 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
497 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
498 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
499 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
500 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
501 |
vs_image_scale_linear_UYVY (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
502 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
503 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
504 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
505 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
506 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
507 |
uint8_t *tmp1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
508 |
uint8_t *tmp2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
509 |
int y1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
510 |
int y2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
511 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
512 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
513 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
514 |
int dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
515 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
516 |
|
16 | 517 |
if (dest->height == 1) |
518 |
y_increment = 0; |
|
519 |
else |
|
520 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
521 |
||
522 |
if (dest->width == 1) |
|
523 |
x_increment = 0; |
|
524 |
else |
|
525 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
526 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
527 |
dest_size = ROUND_UP_4 (dest->width * 2); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
528 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
529 |
tmp1 = tmpbuf; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
530 |
tmp2 = tmpbuf + dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
531 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
532 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
533 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
534 |
y2 = -1; |
16 | 535 |
vs_scanline_resample_linear_UYVY (tmp1, src->pixels, src->width, dest->width, |
536 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
537 |
y1 = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
538 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
539 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
540 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
541 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
542 |
if (x == 0) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
543 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
544 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
545 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
546 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
547 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
548 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
549 |
vs_scanline_resample_linear_UYVY (tmp1, src->pixels + j * src->stride, |
16 | 550 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
551 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
552 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
553 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
554 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
555 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
556 |
if (j + 1 != y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
557 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
558 |
vs_scanline_resample_linear_UYVY (tmp2, |
16 | 559 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
560 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
561 |
y2 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
562 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
563 |
vs_scanline_merge_linear_UYVY (dest->pixels + i * dest->stride, |
16 | 564 |
tmp1, tmp2, dest->width, x); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
565 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
566 |
if (j + 1 != y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
567 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
568 |
vs_scanline_resample_linear_UYVY (tmp1, |
16 | 569 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
570 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
571 |
y1 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
572 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
573 |
vs_scanline_merge_linear_UYVY (dest->pixels + i * dest->stride, |
16 | 574 |
tmp2, tmp1, dest->width, x); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
575 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
576 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
577 |
vs_scanline_resample_linear_UYVY (tmp1, src->pixels + j * src->stride, |
16 | 578 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
579 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
580 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
581 |
vs_scanline_resample_linear_UYVY (tmp2, |
16 | 582 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
583 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
584 |
y2 = (j + 1); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
585 |
vs_scanline_merge_linear_UYVY (dest->pixels + i * dest->stride, |
16 | 586 |
tmp1, tmp2, dest->width, x); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
587 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
588 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
589 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
590 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
591 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
592 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
593 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
594 |
/* greyscale */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
595 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
596 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
597 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
598 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
599 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
600 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
601 |
vs_image_scale_nearest_Y (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
602 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
603 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
604 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
605 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
606 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
607 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
608 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
609 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
610 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
611 |
|
16 | 612 |
if (dest->height == 1) |
613 |
y_increment = 0; |
|
614 |
else |
|
615 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
616 |
||
617 |
if (dest->width == 1) |
|
618 |
x_increment = 0; |
|
619 |
else |
|
620 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
621 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
622 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
623 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
624 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
625 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
626 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
627 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
628 |
vs_scanline_resample_nearest_Y (dest->pixels + i * dest->stride, |
16 | 629 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
630 |
x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
631 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
632 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
633 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
634 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
635 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
636 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
637 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
638 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
639 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
640 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
641 |
vs_image_scale_linear_Y (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
642 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
643 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
644 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
645 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
646 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
647 |
uint8_t *tmp1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
648 |
uint8_t *tmp2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
649 |
int y1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
650 |
int y2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
651 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
652 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
653 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
654 |
int dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
655 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
656 |
|
16 | 657 |
if (dest->height == 1) |
658 |
y_increment = 0; |
|
659 |
else |
|
660 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
661 |
||
662 |
if (dest->width == 1) |
|
663 |
x_increment = 0; |
|
664 |
else |
|
665 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
666 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
667 |
dest_size = dest->width; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
668 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
669 |
tmp1 = tmpbuf; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
670 |
tmp2 = tmpbuf + dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
671 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
672 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
673 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
674 |
y2 = -1; |
16 | 675 |
vs_scanline_resample_linear_Y (tmp1, src->pixels, src->width, dest->width, |
676 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
677 |
y1 = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
678 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
679 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
680 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
681 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
682 |
if (x == 0) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
683 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
684 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
685 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
686 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
687 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
688 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
689 |
vs_scanline_resample_linear_Y (tmp1, src->pixels + j * src->stride, |
16 | 690 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
691 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
692 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
693 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
694 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
695 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
696 |
if (j + 1 != y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
697 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
698 |
vs_scanline_resample_linear_Y (tmp2, |
16 | 699 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
700 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
701 |
y2 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
702 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
703 |
vs_scanline_merge_linear_Y (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
704 |
tmp1, tmp2, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
705 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
706 |
if (j + 1 != y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
707 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
708 |
vs_scanline_resample_linear_Y (tmp1, |
16 | 709 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
710 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
711 |
y1 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
712 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
713 |
vs_scanline_merge_linear_Y (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
714 |
tmp2, tmp1, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
715 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
716 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
717 |
vs_scanline_resample_linear_Y (tmp1, src->pixels + j * src->stride, |
16 | 718 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
719 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
720 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
721 |
vs_scanline_resample_linear_Y (tmp2, |
16 | 722 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
723 |
x_increment); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
724 |
y2 = (j + 1); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
725 |
vs_scanline_merge_linear_Y (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
726 |
tmp1, tmp2, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
727 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
728 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
729 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
730 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
731 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
732 |
} |
16 | 733 |
#ifdef __SYMBIAN32__ |
734 |
EXPORT_C |
|
735 |
#endif |
|
736 |
||
737 |
void |
|
738 |
vs_image_scale_nearest_Y16 (const VSImage * dest, const VSImage * src, |
|
739 |
uint8_t * tmpbuf) |
|
740 |
{ |
|
741 |
int acc; |
|
742 |
int y_increment; |
|
743 |
int x_increment; |
|
744 |
int i; |
|
745 |
int j; |
|
746 |
int x; |
|
747 |
int xacc; |
|
748 |
||
749 |
if (dest->height == 1) |
|
750 |
y_increment = 0; |
|
751 |
else |
|
752 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
753 |
||
754 |
if (dest->width == 1) |
|
755 |
x_increment = 0; |
|
756 |
else |
|
757 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
758 |
||
759 |
acc = 0; |
|
760 |
for (i = 0; i < dest->height; i++) { |
|
761 |
j = acc >> 16; |
|
762 |
x = acc & 0xffff; |
|
763 |
||
764 |
xacc = 0; |
|
765 |
vs_scanline_resample_nearest_Y16 (dest->pixels + i * dest->stride, |
|
766 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
|
767 |
x_increment); |
|
768 |
||
769 |
acc += y_increment; |
|
770 |
} |
|
771 |
} |
|
772 |
#ifdef __SYMBIAN32__ |
|
773 |
EXPORT_C |
|
774 |
#endif |
|
775 |
||
776 |
void |
|
777 |
vs_image_scale_linear_Y16 (const VSImage * dest, const VSImage * src, |
|
778 |
uint8_t * tmpbuf) |
|
779 |
{ |
|
780 |
int acc; |
|
781 |
int y_increment; |
|
782 |
int x_increment; |
|
783 |
uint8_t *tmp1; |
|
784 |
uint8_t *tmp2; |
|
785 |
int y1; |
|
786 |
int y2; |
|
787 |
int i; |
|
788 |
int j; |
|
789 |
int x; |
|
790 |
int dest_size; |
|
791 |
int xacc; |
|
792 |
||
793 |
if (dest->height == 1) |
|
794 |
y_increment = 0; |
|
795 |
else |
|
796 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
797 |
||
798 |
if (dest->width == 1) |
|
799 |
x_increment = 0; |
|
800 |
else |
|
801 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
802 |
||
803 |
dest_size = 2 * dest->width; |
|
804 |
||
805 |
tmp1 = tmpbuf; |
|
806 |
tmp2 = tmpbuf + dest_size; |
|
807 |
||
808 |
acc = 0; |
|
809 |
xacc = 0; |
|
810 |
y2 = -1; |
|
811 |
vs_scanline_resample_linear_Y16 (tmp1, src->pixels, src->width, dest->width, |
|
812 |
&xacc, x_increment); |
|
813 |
y1 = 0; |
|
814 |
for (i = 0; i < dest->height; i++) { |
|
815 |
j = acc >> 16; |
|
816 |
x = acc & 0xffff; |
|
817 |
||
818 |
if (x == 0) { |
|
819 |
if (j == y1) { |
|
820 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
|
821 |
} else if (j == y2) { |
|
822 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
|
823 |
} else { |
|
824 |
xacc = 0; |
|
825 |
vs_scanline_resample_linear_Y16 (tmp1, src->pixels + j * src->stride, |
|
826 |
src->width, dest->width, &xacc, x_increment); |
|
827 |
y1 = j; |
|
828 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
|
829 |
} |
|
830 |
} else { |
|
831 |
if (j == y1) { |
|
832 |
if (j + 1 != y2) { |
|
833 |
xacc = 0; |
|
834 |
vs_scanline_resample_linear_Y16 (tmp2, |
|
835 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
|
836 |
&xacc, x_increment); |
|
837 |
y2 = j + 1; |
|
838 |
} |
|
839 |
vs_scanline_merge_linear_Y16 (dest->pixels + i * dest->stride, |
|
840 |
tmp1, tmp2, dest->width, x); |
|
841 |
} else if (j == y2) { |
|
842 |
if (j + 1 != y1) { |
|
843 |
xacc = 0; |
|
844 |
vs_scanline_resample_linear_Y16 (tmp1, |
|
845 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
|
846 |
&xacc, x_increment); |
|
847 |
y1 = j + 1; |
|
848 |
} |
|
849 |
vs_scanline_merge_linear_Y16 (dest->pixels + i * dest->stride, |
|
850 |
tmp2, tmp1, dest->width, x); |
|
851 |
} else { |
|
852 |
xacc = 0; |
|
853 |
vs_scanline_resample_linear_Y16 (tmp1, src->pixels + j * src->stride, |
|
854 |
src->width, dest->width, &xacc, x_increment); |
|
855 |
y1 = j; |
|
856 |
xacc = 0; |
|
857 |
vs_scanline_resample_linear_Y16 (tmp2, |
|
858 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
|
859 |
x_increment); |
|
860 |
y2 = (j + 1); |
|
861 |
vs_scanline_merge_linear_Y16 (dest->pixels + i * dest->stride, |
|
862 |
tmp1, tmp2, dest->width, x); |
|
863 |
} |
|
864 |
} |
|
865 |
||
866 |
acc += y_increment; |
|
867 |
} |
|
868 |
} |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
869 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
870 |
/* RGB565 */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
871 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
872 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
873 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
874 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
875 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
876 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
877 |
vs_image_scale_nearest_RGB565 (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
878 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
879 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
880 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
881 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
882 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
883 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
884 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
885 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
886 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
887 |
|
16 | 888 |
if (dest->height == 1) |
889 |
y_increment = 0; |
|
890 |
else |
|
891 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
892 |
||
893 |
if (dest->width == 1) |
|
894 |
x_increment = 0; |
|
895 |
else |
|
896 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
897 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
898 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
899 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
900 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
901 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
902 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
903 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
904 |
vs_scanline_resample_nearest_RGB565 (dest->pixels + i * dest->stride, |
16 | 905 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
906 |
x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
907 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
908 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
909 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
910 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
911 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
912 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
913 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
914 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
915 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
916 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
917 |
vs_image_scale_linear_RGB565 (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
918 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
919 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
920 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
921 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
922 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
923 |
uint8_t *tmp1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
924 |
uint8_t *tmp2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
925 |
int y1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
926 |
int y2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
927 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
928 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
929 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
930 |
int dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
931 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
932 |
|
16 | 933 |
if (dest->height == 1) |
934 |
y_increment = 0; |
|
935 |
else |
|
936 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
937 |
||
938 |
if (dest->width == 1) |
|
939 |
x_increment = 0; |
|
940 |
else |
|
941 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
942 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
943 |
dest_size = dest->width * 2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
944 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
945 |
tmp1 = tmpbuf; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
946 |
tmp2 = tmpbuf + dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
947 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
948 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
949 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
950 |
y2 = -1; |
16 | 951 |
vs_scanline_resample_linear_RGB565 (tmp1, src->pixels, src->width, |
952 |
dest->width, &xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
953 |
y1 = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
954 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
955 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
956 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
957 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
958 |
if (x == 0) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
959 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
960 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
961 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
962 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
963 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
964 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
965 |
vs_scanline_resample_linear_RGB565 (tmp1, src->pixels + j * src->stride, |
16 | 966 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
967 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
968 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
969 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
970 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
971 |
if (j == y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
972 |
if (j + 1 != y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
973 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
974 |
vs_scanline_resample_linear_RGB565 (tmp2, |
16 | 975 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
976 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
977 |
y2 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
978 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
979 |
vs_scanline_merge_linear_RGB565 (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
980 |
tmp1, tmp2, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
981 |
} else if (j == y2) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
982 |
if (j + 1 != y1) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
983 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
984 |
vs_scanline_resample_linear_RGB565 (tmp1, |
16 | 985 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
986 |
&xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
987 |
y1 = j + 1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
988 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
989 |
vs_scanline_merge_linear_RGB565 (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
990 |
tmp2, tmp1, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
991 |
} else { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
992 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
993 |
vs_scanline_resample_linear_RGB565 (tmp1, src->pixels + j * src->stride, |
16 | 994 |
src->width, dest->width, &xacc, x_increment); |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
995 |
y1 = j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
996 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
997 |
vs_scanline_resample_linear_RGB565 (tmp2, |
16 | 998 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
999 |
x_increment); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1000 |
y2 = (j + 1); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1001 |
vs_scanline_merge_linear_RGB565 (dest->pixels + i * dest->stride, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1002 |
tmp1, tmp2, dest->width, x); |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1003 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1004 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1005 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1006 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1007 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1008 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1009 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1010 |
/* RGB555 */ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1011 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1012 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1013 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1014 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1015 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1016 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1017 |
vs_image_scale_nearest_RGB555 (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1018 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1019 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1020 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1021 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1022 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1023 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1024 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1025 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1026 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1027 |
|
16 | 1028 |
if (dest->height == 1) |
1029 |
y_increment = 0; |
|
1030 |
else |
|
1031 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
1032 |
||
1033 |
if (dest->width == 1) |
|
1034 |
x_increment = 0; |
|
1035 |
else |
|
1036 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1037 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1038 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1039 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1040 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1041 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1042 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1043 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1044 |
vs_scanline_resample_nearest_RGB555 (dest->pixels + i * dest->stride, |
16 | 1045 |
src->pixels + j * src->stride, src->width, dest->width, &xacc, |
1046 |
x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1047 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1048 |
acc += y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1049 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1050 |
} |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1051 |
#ifdef __SYMBIAN32__ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1052 |
EXPORT_C |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1053 |
#endif |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1054 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1055 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1056 |
void |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1057 |
vs_image_scale_linear_RGB555 (const VSImage * dest, const VSImage * src, |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1058 |
uint8_t * tmpbuf) |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1059 |
{ |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1060 |
int acc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1061 |
int y_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1062 |
int x_increment; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1063 |
uint8_t *tmp1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1064 |
uint8_t *tmp2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1065 |
int y1; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1066 |
int y2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1067 |
int i; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1068 |
int j; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1069 |
int x; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1070 |
int dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1071 |
int xacc; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1072 |
|
16 | 1073 |
if (dest->height == 1) |
1074 |
y_increment = 0; |
|
1075 |
else |
|
1076 |
y_increment = ((src->height - 1) << 16) / (dest->height - 1); |
|
1077 |
||
1078 |
if (dest->width == 1) |
|
1079 |
x_increment = 0; |
|
1080 |
else |
|
1081 |
x_increment = ((src->width - 1) << 16) / (dest->width - 1); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1082 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1083 |
dest_size = dest->width * 2; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1084 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1085 |
tmp1 = tmpbuf; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1086 |
tmp2 = tmpbuf + dest_size; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1087 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1088 |
acc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1089 |
xacc = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1090 |
y2 = -1; |
16 | 1091 |
vs_scanline_resample_linear_RGB555 (tmp1, src->pixels, src->width, |
1092 |
dest->width, &xacc, x_increment); |
|
0
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1093 |
y1 = 0; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1094 |
for (i = 0; i < dest->height; i++) { |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1095 |
j = acc >> 16; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1096 |
x = acc & 0xffff; |
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1097 |
|
0e761a78d257
Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1098 |
if (x == 0) { |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
1099 |
if (j == y1) { |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
1100 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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|
1101 |
} else if (j == y2) { |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
1102 |
memcpy (dest->pixels + i * dest->stride, tmp2, dest_size); |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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|
1103 |
} else { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
1104 |
xacc = 0; |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1105 |
vs_scanline_resample_linear_RGB555 (tmp1, src->pixels + j * src->stride, |
16 | 1106 |
src->width, dest->width, &xacc, x_increment); |
0
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
1107 |
y1 = j; |
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Revision: 200949
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parents:
diff
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|
1108 |
memcpy (dest->pixels + i * dest->stride, tmp1, dest_size); |
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1109 |
} |
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parents:
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|
1110 |
} else { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1111 |
if (j == y1) { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1112 |
if (j + 1 != y2) { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1113 |
xacc = 0; |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1114 |
vs_scanline_resample_linear_RGB555 (tmp2, |
16 | 1115 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
1116 |
&xacc, x_increment); |
|
0
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Revision: 200949
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parents:
diff
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|
1117 |
y2 = j + 1; |
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Revision: 200949
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parents:
diff
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|
1118 |
} |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1119 |
vs_scanline_merge_linear_RGB555 (dest->pixels + i * dest->stride, |
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parents:
diff
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|
1120 |
tmp1, tmp2, dest->width, x); |
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parents:
diff
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|
1121 |
} else if (j == y2) { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
1122 |
if (j + 1 != y1) { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
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|
1123 |
xacc = 0; |
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Revision: 200949
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parents:
diff
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|
1124 |
vs_scanline_resample_linear_RGB555 (tmp1, |
16 | 1125 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, |
1126 |
&xacc, x_increment); |
|
0
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parents:
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|
1127 |
y1 = j + 1; |
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Revision: 200949
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parents:
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|
1128 |
} |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1129 |
vs_scanline_merge_linear_RGB555 (dest->pixels + i * dest->stride, |
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Revision: 200949
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parents:
diff
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|
1130 |
tmp2, tmp1, dest->width, x); |
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parents:
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|
1131 |
} else { |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1132 |
xacc = 0; |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1133 |
vs_scanline_resample_linear_RGB555 (tmp1, src->pixels + j * src->stride, |
16 | 1134 |
src->width, dest->width, &xacc, x_increment); |
0
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Revision: 200949
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parents:
diff
changeset
|
1135 |
y1 = j; |
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Revision: 200949
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parents:
diff
changeset
|
1136 |
xacc = 0; |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1137 |
vs_scanline_resample_linear_RGB555 (tmp2, |
16 | 1138 |
src->pixels + (j + 1) * src->stride, src->width, dest->width, &xacc, |
0
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Revision: 200949
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parents:
diff
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|
1139 |
x_increment); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1140 |
y2 = (j + 1); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1141 |
vs_scanline_merge_linear_RGB555 (dest->pixels + i * dest->stride, |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1142 |
tmp1, tmp2, dest->width, x); |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1143 |
} |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1144 |
} |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1145 |
|
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1146 |
acc += y_increment; |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1147 |
} |
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Revision: 200949
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
1148 |
} |