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qblendfunctions.cpp

Absolute File Name:/home/qt/qt5_coco/qt5/qtbase/src/gui/painting/qblendfunctions.cpp
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1-
2-
3-
4struct SourceOnlyAlpha-
5{-
6 inline uchar alpha(uchar src) const { return
never executed: return src;
 src;
never executed: return src;
 }		0
7 inline quint16 bytemul(quint16 spix) const { return
never executed: return spix;
 spix;
never executed: return spix;
 }		0
8};-
9-
10-
11struct SourceAndConstAlpha-
12{-
13 SourceAndConstAlpha(int a) : m_alpha256(a) {-
14 m_alpha255 = (m_alpha256 * 255) >> 8;-
15 }
never executed: end of block
;		0
16 inline uchar alpha(uchar src) const { return
never executed: return (src * m_alpha256) >> 8;
 (src * m_alpha256) >> 8;
never executed: return (src * m_alpha256) >> 8;
 }		0
17 inline quint16 bytemul(quint16 x) const {-
18 uint t = (((x & 0x07e0)*m_alpha255) >> 8) & 0x07e0;-
19 t |= (((x & 0xf81f)*(m_alpha255>>2)) >> 6) & 0xf81f;-
20 return
never executed: return t;
 t;
never executed: return t;
0
21 }-
22 int m_alpha255;-
23 int m_alpha256;-
24};-
25-
26-
27-
28-
29-
30-
31struct Blend_RGB16_on_RGB16_NoAlpha {-
32 inline void write(quint16 *dst, quint16 src) { *dst = src; }
never executed: end of block
0
33-
34 inline void flush(void *) {}-
35};-
36-
37struct Blend_RGB16_on_RGB16_ConstAlpha {-
38 inline Blend_RGB16_on_RGB16_ConstAlpha(quint32 alpha) {-
39 m_alpha = (alpha * 255) >> 8;-
40 m_ialpha = 255 - m_alpha;-
41 }
never executed: end of block
0
42-
43 inline void write(quint16 *dst, quint16 src) {-
44 *dst = BYTE_MUL_RGB16(src, m_alpha) + BYTE_MUL_RGB16(*dst, m_ialpha);-
45 }
never executed: end of block
0
46-
47 inline void flush(void *) {}-
48-
49 quint32 m_alpha;-
50 quint32 m_ialpha;-
51};-
52-
53struct Blend_ARGB32_on_RGB16_SourceAlpha {-
54 inline void write(quint16 *dst, quint32 src) {-
55 const quint8 alpha = qAlpha(src);-
56 if (alpha
alphaDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
57 quint16 s = qConvertRgb32To16(src);-
58 if(alpha < 255
alpha < 255Description
TRUEnever evaluated
FALSEnever evaluated
)		0
59 s += BYTE_MUL_RGB16(*dst, 255 - alpha);
never executed: s += BYTE_MUL_RGB16(*dst, 255 - alpha);
0
60 *dst = s;-
61 }
never executed: end of block
0
62 }
never executed: end of block
0
63-
64 inline void flush(void *) {}-
65};-
66-
67struct Blend_ARGB32_on_RGB16_SourceAndConstAlpha {-
68 inline Blend_ARGB32_on_RGB16_SourceAndConstAlpha(quint32 alpha) {-
69 m_alpha = (alpha * 255) >> 8;-
70 }
never executed: end of block
0
71-
72 inline void write(quint16 *dst, quint32 src) {-
73 src = BYTE_MUL(src, m_alpha);-
74 const quint8 alpha = qAlpha(src);-
75 if(alpha
alphaDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
76 quint16 s = qConvertRgb32To16(src);-
77 if(alpha < 255
alpha < 255Description
TRUEnever evaluated
FALSEnever evaluated
)		0
78 s += BYTE_MUL_RGB16(*dst, 255 - alpha);
never executed: s += BYTE_MUL_RGB16(*dst, 255 - alpha);
0
79 *dst = s;-
80 }
never executed: end of block
0
81 }
never executed: end of block
0
82-
83 inline void flush(void *) {}-
84-
85 quint32 m_alpha;-
86};-
87-
88void qt_scale_image_rgb16_on_rgb16(uchar *destPixels, int dbpl,-
89 const uchar *srcPixels, int sbpl, int srch,-
90 const QRectF &targetRect,-
91 const QRectF &sourceRect,-
92 const QRect &clip,-
93 int const_alpha)-
94{-
95-
96-
97-
98-
99-
100-
101-
102 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
103 Blend_RGB16_on_RGB16_NoAlpha noAlpha;-
104 qt_scale_image_16bit<quint16>(destPixels, dbpl, srcPixels, sbpl, srch,-
105 targetRect, sourceRect, clip, noAlpha);-
106 }
never executed: end of block
 else {		0
107 Blend_RGB16_on_RGB16_ConstAlpha constAlpha(const_alpha);-
108 qt_scale_image_16bit<quint16>(destPixels, dbpl, srcPixels, sbpl, srch,-
109 targetRect, sourceRect, clip, constAlpha);-
110 }
never executed: end of block
0
111}-
112-
113void qt_scale_image_argb32_on_rgb16(uchar *destPixels, int dbpl,-
114 const uchar *srcPixels, int sbpl, int srch,-
115 const QRectF &targetRect,-
116 const QRectF &sourceRect,-
117 const QRect &clip,-
118 int const_alpha)-
119{-
120-
121-
122-
123-
124-
125-
126-
127 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
128 Blend_ARGB32_on_RGB16_SourceAlpha noAlpha;-
129 qt_scale_image_16bit<quint32>(destPixels, dbpl, srcPixels, sbpl, srch,-
130 targetRect, sourceRect, clip, noAlpha);-
131 }
never executed: end of block
 else {		0
132 Blend_ARGB32_on_RGB16_SourceAndConstAlpha constAlpha(const_alpha);-
133 qt_scale_image_16bit<quint32>(destPixels, dbpl, srcPixels, sbpl, srch,-
134 targetRect, sourceRect, clip, constAlpha);-
135 }
never executed: end of block
0
136}-
137-
138void qt_blend_rgb16_on_rgb16(uchar *dst, int dbpl,-
139 const uchar *src, int sbpl,-
140 int w, int h,-
141 int const_alpha)-
142{-
143-
144-
145-
146-
147-
148 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
149 if (w <= 64
w <= 64Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
150 while (h--
h--Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
151 do { ushort *_d = (ushort*)(dst); const ushort *_s = (const ushort*)(src); int n = ((w) + 7) / 8; switch ((w) & 0x07) { case
never executed: case 0:
 0:
never executed: case 0:
 do { *_d++ = *_s++; case
never executed: case 7:
 7:
never executed: case 7:
code before this statement never executed: case 7:
 *_d++ = *_s++; case
never executed: case 6:
 6:
never executed: case 6:
code before this statement never executed: case 6:
 *_d++ = *_s++; case
never executed: case 5:
 5:
never executed: case 5:
code before this statement never executed: case 5:
 *_d++ = *_s++; case
never executed: case 4:
 4:
never executed: case 4:
code before this statement never executed: case 4:
 *_d++ = *_s++; case
never executed: case 3:
 3:
never executed: case 3:
code before this statement never executed: case 3:
 *_d++ = *_s++; case
never executed: case 2:
 2:
never executed: case 2:
code before this statement never executed: case 2:
 *_d++ = *_s++; case
never executed: case 1:
 1:
never executed: case 1:
code before this statement never executed: case 1:
 *_d++ = *_s++; }
never executed: end of block
 while (--
--n > 0Description
TRUEnever evaluated
FALSEnever evaluated
n > 0
--n > 0Description
TRUEnever evaluated
FALSEnever evaluated
); }
never executed: end of block
 } while (0);		0
152 dst += dbpl;-
153 src += sbpl;-
154 }
never executed: end of block
0
155 }
never executed: end of block
 else {		0
156 int length = w << 1;-
157 while (h--
h--Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
158 memcpy(dst, src, length);-
159 dst += dbpl;-
160 src += sbpl;-
161 }
never executed: end of block
0
162 }
never executed: end of block
0
163 } else if (const_alpha != 0
const_alpha != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
164 quint16 *d = (quint16 *) dst;-
165 const quint16 *s = (const quint16 *) src;-
166 quint8 a = (255 * const_alpha) >> 8;-
167 quint8 ia = 255 - a;-
168 while (h--
h--Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
169 for (int x=0; x<w
x<wDescription
TRUEnever evaluated
FALSEnever evaluated
; ++x) {		0
170 d[x] = BYTE_MUL_RGB16(s[x], a) + BYTE_MUL_RGB16(d[x], ia);-
171 }
never executed: end of block
0
172 d = (quint16 *)(((uchar *) d) + dbpl);-
173 s = (const quint16 *)(((const uchar *) s) + sbpl);-
174 }
never executed: end of block
0
175 }
never executed: end of block
0
176}
never executed: end of block
0
177-
178-
179void qt_blend_argb32_on_rgb16_const_alpha(uchar *destPixels, int dbpl,-
180 const uchar *srcPixels, int sbpl,-
181 int w, int h,-
182 int const_alpha)-
183{-
184 quint16 *dst = (quint16 *) destPixels;-
185 const quint32 *src = (const quint32 *) srcPixels;-
186-
187 const_alpha = (const_alpha * 255) >> 8;-
188 for (int y=0; y<h
y<hDescription
TRUEnever evaluated
FALSEnever evaluated
; ++y) {		0
189 for (int i = 0; i < w
i < wDescription
TRUEnever evaluated
FALSEnever evaluated
; ++i) {		0
190 uint s = src[i];-
191 s = BYTE_MUL(s, const_alpha);-
192 int alpha = qAlpha(s);-
193 s = qConvertRgb32To16(s);-
194 s += BYTE_MUL_RGB16(dst[i], 255 - alpha);-
195 dst[i] = s;-
196 }
never executed: end of block
0
197 dst = (quint16 *)(((uchar *) dst) + dbpl);-
198 src = (const quint32 *)(((const uchar *) src) + sbpl);-
199 }
never executed: end of block
0
200}
never executed: end of block
0
201-
202static void qt_blend_argb32_on_rgb16(uchar *destPixels, int dbpl,-
203 const uchar *srcPixels, int sbpl,-
204 int w, int h,-
205 int const_alpha)-
206{-
207 if (const_alpha != 256
const_alpha != 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
208 qt_blend_argb32_on_rgb16_const_alpha(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha);-
209 return;
never executed: return;
0
210 }-
211-
212 quint16 *dst = (quint16 *) destPixels;-
213 const quint32 *src = (const quint32 *) srcPixels;-
214-
215 for (int y=0; y<h
y<hDescription
TRUEnever evaluated
FALSEnever evaluated
; ++y) {		0
216 for (int x=0; x<w
x<wDescription
TRUEnever evaluated
FALSEnever evaluated
; ++x) {		0
217-
218 quint32 spix = src[x];-
219 quint32 alpha = spix >> 24;-
220-
221 if (alpha == 255
alpha == 255Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
222 dst[x] = qConvertRgb32To16(spix);-
223 }
never executed: end of block
 else if (alpha != 0
alpha != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
224 quint32 dpix = dst[x];-
225-
226 quint32 sia = 255 - alpha;-
227-
228 quint32 sr = (spix >> 8) & 0xf800;-
229 quint32 sg = (spix >> 5) & 0x07e0;-
230 quint32 sb = (spix >> 3) & 0x001f;-
231-
232 quint32 dr = (dpix & 0x0000f800);-
233 quint32 dg = (dpix & 0x000007e0);-
234 quint32 db = (dpix & 0x0000001f);-
235-
236 quint32 siar = dr * sia;-
237 quint32 siag = dg * sia;-
238 quint32 siab = db * sia;-
239-
240 quint32 rr = sr + ((siar + (siar>>8) + (0x80 << 8)) >> 8);-
241 quint32 rg = sg + ((siag + (siag>>8) + (0x80 << 3)) >> 8);-
242 quint32 rb = sb + ((siab + (siab>>8) + (0x80 >> 3)) >> 8);-
243-
244 dst[x] = (rr & 0xf800)-
245 | (rg & 0x07e0)-
246 | (rb);-
247 }
never executed: end of block
0
248 }
never executed: end of block
0
249 dst = (quint16 *) (((uchar *) dst) + dbpl);-
250 src = (const quint32 *) (((const uchar *) src) + sbpl);-
251 }
never executed: end of block
0
252}
never executed: end of block
0
253-
254-
255static void qt_blend_rgb32_on_rgb16(uchar *destPixels, int dbpl,-
256 const uchar *srcPixels, int sbpl,-
257 int w, int h,-
258 int const_alpha)-
259{-
260-
261-
262-
263-
264-
265 if (const_alpha != 256
const_alpha != 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
266 qt_blend_argb32_on_rgb16(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha);-
267 return;
never executed: return;
0
268 }-
269-
270 const quint32 *src = (const quint32 *) srcPixels;-
271 int srcExtraStride = (sbpl >> 2) - w;-
272-
273 int dstJPL = dbpl / 2;-
274-
275 quint16 *dst = (quint16 *) destPixels;-
276 quint16 *dstEnd = dst + dstJPL * h;-
277-
278 int dstExtraStride = dstJPL - w;-
279-
280 while (dst < dstEnd
dst < dstEndDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
281 const quint32 *srcEnd = src + w;-
282 while (src < srcEnd
src < srcEndDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
283 *dst = qConvertRgb32To16(*src);-
284 ++dst;-
285 ++src;-
286 }
never executed: end of block
0
287 dst += dstExtraStride;-
288 src += srcExtraStride;-
289 }
never executed: end of block
0
290}
never executed: end of block
0
291-
292-
293-
294-
295-
296-
297-
298static void qt_blend_argb32_on_argb32(uchar *destPixels, int dbpl,-
299 const uchar *srcPixels, int sbpl,-
300 int w, int h,-
301 int const_alpha)-
302{-
303-
304-
305-
306-
307-
308-
309 const uint *src = (const uint *) srcPixels;-
310 uint *dst = (uint *) destPixels;-
311 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
312 for (int y=0; y<h
y<hDescription
TRUEnever evaluated
FALSEnever evaluated
; ++y) {		0
313 for (int x=0; x<w
x<wDescription
TRUEnever evaluated
FALSEnever evaluated
; ++x) {		0
314 uint s = src[x];-
315 if (s >= 0xff000000
s >= 0xff000000Description
TRUEnever evaluated
FALSEnever evaluated
)		0
316 dst[x] = s;
never executed: dst[x] = s;
0
317 else if (s != 0
s != 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
318 dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s));
never executed: dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s));
0
319 }
never executed: end of block
0
320 dst = (quint32 *)(((uchar *) dst) + dbpl);-
321 src = (const quint32 *)(((const uchar *) src) + sbpl);-
322 }
never executed: end of block
0
323 }
never executed: end of block
 else if (const_alpha != 0
const_alpha != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
324 const_alpha = (const_alpha * 255) >> 8;-
325 for (int y=0; y<h
y<hDescription
TRUEnever evaluated
FALSEnever evaluated
; ++y) {		0
326 for (int x=0; x<w
x<wDescription
TRUEnever evaluated
FALSEnever evaluated
; ++x) {		0
327 uint s = BYTE_MUL(src[x], const_alpha);-
328 dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s));-
329 }
never executed: end of block
0
330 dst = (quint32 *)(((uchar *) dst) + dbpl);-
331 src = (const quint32 *)(((const uchar *) src) + sbpl);-
332 }
never executed: end of block
0
333 }
never executed: end of block
0
334}
never executed: end of block
0
335-
336-
337void qt_blend_rgb32_on_rgb32(uchar *destPixels, int dbpl,-
338 const uchar *srcPixels, int sbpl,-
339 int w, int h,-
340 int const_alpha)-
341{-
342-
343-
344-
345-
346-
347-
348 if (const_alpha != 256
const_alpha != 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
349 qt_blend_argb32_on_argb32(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha);-
350 return;
never executed: return;
0
351 }-
352-
353 const uint *src = (const uint *) srcPixels;-
354 uint *dst = (uint *) destPixels;-
355 int len = w * 4;-
356 for (int y=0; y<h
y<hDescription
TRUEnever evaluated
FALSEnever evaluated
; ++y) {		0
357 memcpy(dst, src, len);-
358 dst = (quint32 *)(((uchar *) dst) + dbpl);-
359 src = (const quint32 *)(((const uchar *) src) + sbpl);-
360 }
never executed: end of block
0
361}
never executed: end of block
0
362-
363struct Blend_RGB32_on_RGB32_NoAlpha {-
364 inline void write(quint32 *dst, quint32 src) { *dst = src; }
never executed: end of block
0
365-
366 inline void flush(void *) {}-
367};-
368-
369struct Blend_RGB32_on_RGB32_ConstAlpha {-
370 inline Blend_RGB32_on_RGB32_ConstAlpha(quint32 alpha) {-
371 m_alpha = (alpha * 255) >> 8;-
372 m_ialpha = 255 - m_alpha;-
373 }
never executed: end of block
0
374-
375 inline void write(quint32 *dst, quint32 src) {-
376 *dst = BYTE_MUL(src, m_alpha) + BYTE_MUL(*dst, m_ialpha);-
377 }
never executed: end of block
0
378-
379 inline void flush(void *) {}-
380-
381 quint32 m_alpha;-
382 quint32 m_ialpha;-
383};-
384-
385struct Blend_ARGB32_on_ARGB32_SourceAlpha {-
386 inline void write(quint32 *dst, quint32 src) {-
387 *dst = src + BYTE_MUL(*dst, qAlpha(~src));-
388 }
never executed: end of block
0
389-
390 inline void flush(void *) {}-
391};-
392-
393struct Blend_ARGB32_on_ARGB32_SourceAndConstAlpha {-
394 inline Blend_ARGB32_on_ARGB32_SourceAndConstAlpha(quint32 alpha) {-
395 m_alpha = (alpha * 255) >> 8;-
396 m_ialpha = 255 - m_alpha;-
397 }
never executed: end of block
0
398-
399 inline void write(quint32 *dst, quint32 src) {-
400 src = BYTE_MUL(src, m_alpha);-
401 *dst = src + BYTE_MUL(*dst, qAlpha(~src));-
402 }
never executed: end of block
0
403-
404 inline void flush(void *) {}-
405-
406 quint32 m_alpha;-
407 quint32 m_ialpha;-
408};-
409-
410void qt_scale_image_rgb32_on_rgb32(uchar *destPixels, int dbpl,-
411 const uchar *srcPixels, int sbpl, int srch,-
412 const QRectF &targetRect,-
413 const QRectF &sourceRect,-
414 const QRect &clip,-
415 int const_alpha)-
416{-
417-
418-
419-
420-
421-
422-
423-
424 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
425 Blend_RGB32_on_RGB32_NoAlpha noAlpha;-
426 qt_scale_image_32bit(destPixels, dbpl, srcPixels, sbpl, srch,-
427 targetRect, sourceRect, clip, noAlpha);-
428 }
never executed: end of block
 else {		0
429 Blend_RGB32_on_RGB32_ConstAlpha constAlpha(const_alpha);-
430 qt_scale_image_32bit(destPixels, dbpl, srcPixels, sbpl, srch,-
431 targetRect, sourceRect, clip, constAlpha);-
432 }
never executed: end of block
0
433}-
434-
435void qt_scale_image_argb32_on_argb32(uchar *destPixels, int dbpl,-
436 const uchar *srcPixels, int sbpl, int srch,-
437 const QRectF &targetRect,-
438 const QRectF &sourceRect,-
439 const QRect &clip,-
440 int const_alpha)-
441{-
442-
443-
444-
445-
446-
447-
448-
449 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
450 Blend_ARGB32_on_ARGB32_SourceAlpha sourceAlpha;-
451 qt_scale_image_32bit(destPixels, dbpl, srcPixels, sbpl, srch,-
452 targetRect, sourceRect, clip, sourceAlpha);-
453 }
never executed: end of block
 else {		0
454 Blend_ARGB32_on_ARGB32_SourceAndConstAlpha constAlpha(const_alpha);-
455 qt_scale_image_32bit(destPixels, dbpl, srcPixels, sbpl, srch,-
456 targetRect, sourceRect, clip, constAlpha);-
457 }
never executed: end of block
0
458}-
459-
460void qt_transform_image_rgb16_on_rgb16(uchar *destPixels, int dbpl,-
461 const uchar *srcPixels, int sbpl,-
462 const QRectF &targetRect,-
463 const QRectF &sourceRect,-
464 const QRect &clip,-
465 const QTransform &targetRectTransform,-
466 int const_alpha)-
467{-
468 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
469 Blend_RGB16_on_RGB16_NoAlpha noAlpha;-
470 qt_transform_image(reinterpret_cast<quint16 *>(destPixels), dbpl,-
471 reinterpret_cast<const quint16 *>(srcPixels), sbpl,-
472 targetRect, sourceRect, clip, targetRectTransform, noAlpha);-
473 }
never executed: end of block
 else {		0
474 Blend_RGB16_on_RGB16_ConstAlpha constAlpha(const_alpha);-
475 qt_transform_image(reinterpret_cast<quint16 *>(destPixels), dbpl,-
476 reinterpret_cast<const quint16 *>(srcPixels), sbpl,-
477 targetRect, sourceRect, clip, targetRectTransform, constAlpha);-
478 }
never executed: end of block
0
479}-
480-
481void qt_transform_image_argb32_on_rgb16(uchar *destPixels, int dbpl,-
482 const uchar *srcPixels, int sbpl,-
483 const QRectF &targetRect,-
484 const QRectF &sourceRect,-
485 const QRect &clip,-
486 const QTransform &targetRectTransform,-
487 int const_alpha)-
488{-
489 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
490 Blend_ARGB32_on_RGB16_SourceAlpha noAlpha;-
491 qt_transform_image(reinterpret_cast<quint16 *>(destPixels), dbpl,-
492 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
493 targetRect, sourceRect, clip, targetRectTransform, noAlpha);-
494 }
never executed: end of block
 else {		0
495 Blend_ARGB32_on_RGB16_SourceAndConstAlpha constAlpha(const_alpha);-
496 qt_transform_image(reinterpret_cast<quint16 *>(destPixels), dbpl,-
497 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
498 targetRect, sourceRect, clip, targetRectTransform, constAlpha);-
499 }
never executed: end of block
0
500}-
501-
502-
503void qt_transform_image_rgb32_on_rgb32(uchar *destPixels, int dbpl,-
504 const uchar *srcPixels, int sbpl,-
505 const QRectF &targetRect,-
506 const QRectF &sourceRect,-
507 const QRect &clip,-
508 const QTransform &targetRectTransform,-
509 int const_alpha)-
510{-
511 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
512 Blend_RGB32_on_RGB32_NoAlpha noAlpha;-
513 qt_transform_image(reinterpret_cast<quint32 *>(destPixels), dbpl,-
514 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
515 targetRect, sourceRect, clip, targetRectTransform, noAlpha);-
516 }
never executed: end of block
 else {		0
517 Blend_RGB32_on_RGB32_ConstAlpha constAlpha(const_alpha);-
518 qt_transform_image(reinterpret_cast<quint32 *>(destPixels), dbpl,-
519 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
520 targetRect, sourceRect, clip, targetRectTransform, constAlpha);-
521 }
never executed: end of block
0
522}-
523-
524void qt_transform_image_argb32_on_argb32(uchar *destPixels, int dbpl,-
525 const uchar *srcPixels, int sbpl,-
526 const QRectF &targetRect,-
527 const QRectF &sourceRect,-
528 const QRect &clip,-
529 const QTransform &targetRectTransform,-
530 int const_alpha)-
531{-
532 if (const_alpha == 256
const_alpha == 256Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
533 Blend_ARGB32_on_ARGB32_SourceAlpha sourceAlpha;-
534 qt_transform_image(reinterpret_cast<quint32 *>(destPixels), dbpl,-
535 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
536 targetRect, sourceRect, clip, targetRectTransform, sourceAlpha);-
537 }
never executed: end of block
 else {		0
538 Blend_ARGB32_on_ARGB32_SourceAndConstAlpha constAlpha(const_alpha);-
539 qt_transform_image(reinterpret_cast<quint32 *>(destPixels), dbpl,-
540 reinterpret_cast<const quint32 *>(srcPixels), sbpl,-
541 targetRect, sourceRect, clip, targetRectTransform, constAlpha);-
542 }
never executed: end of block
0
543}-
544-
545SrcOverScaleFunc qScaleFunctions[QImage::NImageFormats][QImage::NImageFormats];-
546SrcOverBlendFunc qBlendFunctions[QImage::NImageFormats][QImage::NImageFormats];-
547SrcOverTransformFunc qTransformFunctions[QImage::NImageFormats][QImage::NImageFormats];-
548-
549void qInitBlendFunctions()-
550{-
551 qScaleFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_scale_image_rgb32_on_rgb32;-
552 qScaleFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_scale_image_argb32_on_argb32;-
553 qScaleFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_scale_image_rgb32_on_rgb32;-
554 qScaleFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_scale_image_argb32_on_argb32;-
555 qScaleFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_scale_image_argb32_on_rgb16;-
556 qScaleFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_scale_image_rgb16_on_rgb16;-
557-
558 qScaleFunctions[QImage::Format_RGBX8888][QImage::Format_RGBX8888] = qt_scale_image_rgb32_on_rgb32;-
559 qScaleFunctions[QImage::Format_RGBX8888][QImage::Format_RGBA8888_Premultiplied] = qt_scale_image_argb32_on_argb32;-
560 qScaleFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBX8888] = qt_scale_image_rgb32_on_rgb32;-
561 qScaleFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBA8888_Premultiplied] = qt_scale_image_argb32_on_argb32;-
562-
563-
564 qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32;-
565 qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32;-
566 qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32;-
567 qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32;-
568 qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb16;-
569 qBlendFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_rgb16;-
570 qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_blend_rgb16_on_rgb16;-
571-
572 qBlendFunctions[QImage::Format_RGBX8888][QImage::Format_RGBX8888] = qt_blend_rgb32_on_rgb32;-
573 qBlendFunctions[QImage::Format_RGBX8888][QImage::Format_RGBA8888_Premultiplied] = qt_blend_argb32_on_argb32;-
574 qBlendFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBX8888] = qt_blend_rgb32_on_rgb32;-
575 qBlendFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBA8888_Premultiplied] = qt_blend_argb32_on_argb32;-
576-
577-
578 qTransformFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_transform_image_rgb32_on_rgb32;-
579 qTransformFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_transform_image_argb32_on_argb32;-
580 qTransformFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_transform_image_rgb32_on_rgb32;-
581 qTransformFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_transform_image_argb32_on_argb32;-
582 qTransformFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_transform_image_argb32_on_rgb16;-
583 qTransformFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_transform_image_rgb16_on_rgb16;-
584-
585 qTransformFunctions[QImage::Format_RGBX8888][QImage::Format_RGBX8888] = qt_transform_image_rgb32_on_rgb32;-
586 qTransformFunctions[QImage::Format_RGBX8888][QImage::Format_RGBA8888_Premultiplied] = qt_transform_image_argb32_on_argb32;-
587 qTransformFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBX8888] = qt_transform_image_rgb32_on_rgb32;-
588 qTransformFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBA8888_Premultiplied] = qt_transform_image_argb32_on_argb32;-
589-
590}
never executed: end of block
0
591-
592-
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