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path: root/source/blender/imbuf/intern/scaling.c
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Diffstat (limited to 'source/blender/imbuf/intern/scaling.c')
-rw-r--r--source/blender/imbuf/intern/scaling.c112
1 files changed, 56 insertions, 56 deletions
diff --git a/source/blender/imbuf/intern/scaling.c b/source/blender/imbuf/intern/scaling.c
index 4b528160fb7..43c5a9d3597 100644
--- a/source/blender/imbuf/intern/scaling.c
+++ b/source/blender/imbuf/intern/scaling.c
@@ -60,7 +60,7 @@ static void imb_half_x_no_alloc(struct ImBuf *ibuf2, struct ImBuf *ibuf1)
do_rect = (ibuf1->rect != NULL);
do_float = (ibuf1->rect_float != NULL && ibuf2->rect_float != NULL);
-
+
_p1 = (uchar *) ibuf1->rect;
dest = (uchar *) ibuf2->rect;
@@ -113,12 +113,12 @@ struct ImBuf *IMB_half_x(struct ImBuf *ibuf1)
if (ibuf1->rect == NULL && ibuf1->rect_float == NULL) return (NULL);
if (ibuf1->x <= 1) return(IMB_dupImBuf(ibuf1));
-
+
ibuf2 = IMB_allocImBuf((ibuf1->x) / 2, ibuf1->y, ibuf1->planes, ibuf1->flags);
if (ibuf2 == NULL) return (NULL);
imb_half_x_no_alloc(ibuf2, ibuf1);
-
+
return (ibuf2);
}
@@ -133,7 +133,7 @@ struct ImBuf *IMB_double_fast_x(struct ImBuf *ibuf1)
do_rect = (ibuf1->rect != NULL);
do_float = (ibuf1->rect_float != NULL);
-
+
ibuf2 = IMB_allocImBuf(2 * ibuf1->x, ibuf1->y, ibuf1->planes, ibuf1->flags);
if (ibuf2 == NULL) return (NULL);
@@ -245,14 +245,14 @@ struct ImBuf *IMB_half_y(struct ImBuf *ibuf1)
if (ibuf1 == NULL) return (NULL);
if (ibuf1->rect == NULL && ibuf1->rect_float == NULL) return (NULL);
-
+
if (ibuf1->y <= 1) return(IMB_dupImBuf(ibuf1));
ibuf2 = IMB_allocImBuf(ibuf1->x, (ibuf1->y) / 2, ibuf1->planes, ibuf1->flags);
if (ibuf2 == NULL) return (NULL);
imb_half_y_no_alloc(ibuf2, ibuf1);
-
+
return (ibuf2);
}
@@ -303,7 +303,7 @@ struct ImBuf *IMB_double_y(struct ImBuf *ibuf1)
if (ibuf1->rect == NULL) return (NULL);
ibuf2 = IMB_double_fast_y(ibuf1);
-
+
IMB_filtery(ibuf2);
return (ibuf2);
}
@@ -358,30 +358,30 @@ void imb_onehalf_no_alloc(struct ImBuf *ibuf2, struct ImBuf *ibuf1)
imb_half_x_no_alloc(ibuf2, ibuf1);
return;
}
-
+
if (do_rect) {
unsigned char *cp1, *cp2, *dest;
-
+
cp1 = (unsigned char *) ibuf1->rect;
dest = (unsigned char *) ibuf2->rect;
-
+
for (y = ibuf2->y; y > 0; y--) {
cp2 = cp1 + (ibuf1->x << 2);
for (x = ibuf2->x; x > 0; x--) {
unsigned short p1i[8], p2i[8], desti[4];
-
+
straight_uchar_to_premul_ushort(p1i, cp1);
straight_uchar_to_premul_ushort(p2i, cp2);
straight_uchar_to_premul_ushort(p1i + 4, cp1 + 4);
straight_uchar_to_premul_ushort(p2i + 4, cp2 + 4);
-
+
desti[0] = ((unsigned int) p1i[0] + p2i[0] + p1i[4] + p2i[4]) >> 2;
desti[1] = ((unsigned int) p1i[1] + p2i[1] + p1i[5] + p2i[5]) >> 2;
desti[2] = ((unsigned int) p1i[2] + p2i[2] + p1i[6] + p2i[6]) >> 2;
desti[3] = ((unsigned int) p1i[3] + p2i[3] + p1i[7] + p2i[7]) >> 2;
-
+
premul_ushort_to_straight_uchar(dest, desti);
-
+
cp1 += 8;
cp2 += 8;
dest += 4;
@@ -390,10 +390,10 @@ void imb_onehalf_no_alloc(struct ImBuf *ibuf2, struct ImBuf *ibuf1)
if (ibuf1->x & 1) cp1 += 4;
}
}
-
+
if (do_float) {
float *p1f, *p2f, *destf;
-
+
p1f = ibuf1->rect_float;
destf = ibuf2->rect_float;
for (y = ibuf2->y; y > 0; y--) {
@@ -419,15 +419,15 @@ ImBuf *IMB_onehalf(struct ImBuf *ibuf1)
if (ibuf1 == NULL) return (NULL);
if (ibuf1->rect == NULL && ibuf1->rect_float == NULL) return (NULL);
-
+
if (ibuf1->x <= 1) return(IMB_half_y(ibuf1));
if (ibuf1->y <= 1) return(IMB_half_x(ibuf1));
-
+
ibuf2 = IMB_allocImBuf((ibuf1->x) / 2, (ibuf1->y) / 2, ibuf1->planes, ibuf1->flags);
if (ibuf2 == NULL) return (NULL);
-
+
imb_onehalf_no_alloc(ibuf2, ibuf1);
-
+
return (ibuf2);
}
@@ -582,7 +582,7 @@ static void shrink_picture_byte(
struct scale_outpix_byte *temp;
y_counter += 65536;
-
+
for (x = 0; x < dst_width; x++) {
uintptr_t f = 0x80000000UL / dst_line1[x].weight;
*dst++ = (val = (dst_line1[x].r * f) >> 15) > 255 ? 255 : val;
@@ -782,7 +782,7 @@ static void shrink_picture_float(
struct scale_outpix_float *temp;
y_counter += 1.0f;
-
+
for (x = 0; x < dst_width; x++) {
float f = 1.0f / dst_line1[x].weight;
*dst++ = dst_line1[x].r * f;
@@ -921,7 +921,7 @@ static ImBuf *scaledownx(struct ImBuf *ibuf, int newx)
rectf = ibuf->rect_float;
newrectf = _newrectf;
}
-
+
for (y = ibuf->y; y > 0; y--) {
sample = 0.0f;
val[0] = val[1] = val[2] = val[3] = 0.0f;
@@ -940,12 +940,12 @@ static ImBuf *scaledownx(struct ImBuf *ibuf, int newx)
nvalf[2] = -valf[2] * sample;
nvalf[3] = -valf[3] * sample;
}
-
+
sample += add;
while (sample >= 1.0f) {
sample -= 1.0f;
-
+
if (do_rect) {
nval[0] += rect[0];
nval[1] += rect[1];
@@ -961,31 +961,31 @@ static ImBuf *scaledownx(struct ImBuf *ibuf, int newx)
rectf += 4;
}
}
-
+
if (do_rect) {
val[0] = rect[0]; val[1] = rect[1]; val[2] = rect[2]; val[3] = rect[3];
rect += 4;
-
+
newrect[0] = ((nval[0] + sample * val[0]) / add + 0.5f);
newrect[1] = ((nval[1] + sample * val[1]) / add + 0.5f);
newrect[2] = ((nval[2] + sample * val[2]) / add + 0.5f);
newrect[3] = ((nval[3] + sample * val[3]) / add + 0.5f);
-
+
newrect += 4;
}
if (do_float) {
-
+
valf[0] = rectf[0]; valf[1] = rectf[1]; valf[2] = rectf[2]; valf[3] = rectf[3];
rectf += 4;
-
+
newrectf[0] = ((nvalf[0] + sample * valf[0]) / add);
newrectf[1] = ((nvalf[1] + sample * valf[1]) / add);
newrectf[2] = ((nvalf[2] + sample * valf[2]) / add);
newrectf[3] = ((nvalf[3] + sample * valf[3]) / add);
-
+
newrectf += 4;
}
-
+
sample -= 1.0f;
}
}
@@ -1005,7 +1005,7 @@ static ImBuf *scaledownx(struct ImBuf *ibuf, int newx)
ibuf->rect_float = _newrectf;
}
(void)rect_size; /* UNUSED in release builds */
-
+
ibuf->x = newx;
return(ibuf);
}
@@ -1053,7 +1053,7 @@ static ImBuf *scaledowny(struct ImBuf *ibuf, int newy)
rectf = ibuf->rect_float + x;
newrectf = _newrectf + x;
}
-
+
sample = 0.0f;
val[0] = val[1] = val[2] = val[3] = 0.0f;
valf[0] = valf[1] = valf[2] = valf[3] = 0.0f;
@@ -1071,12 +1071,12 @@ static ImBuf *scaledowny(struct ImBuf *ibuf, int newy)
nvalf[2] = -valf[2] * sample;
nvalf[3] = -valf[3] * sample;
}
-
+
sample += add;
while (sample >= 1.0f) {
sample -= 1.0f;
-
+
if (do_rect) {
nval[0] += rect[0];
nval[1] += rect[1];
@@ -1096,27 +1096,27 @@ static ImBuf *scaledowny(struct ImBuf *ibuf, int newy)
if (do_rect) {
val[0] = rect[0]; val[1] = rect[1]; val[2] = rect[2]; val[3] = rect[3];
rect += skipx;
-
+
newrect[0] = ((nval[0] + sample * val[0]) / add + 0.5f);
newrect[1] = ((nval[1] + sample * val[1]) / add + 0.5f);
newrect[2] = ((nval[2] + sample * val[2]) / add + 0.5f);
newrect[3] = ((nval[3] + sample * val[3]) / add + 0.5f);
-
+
newrect += skipx;
}
if (do_float) {
-
+
valf[0] = rectf[0]; valf[1] = rectf[1]; valf[2] = rectf[2]; valf[3] = rectf[3];
rectf += skipx;
-
+
newrectf[0] = ((nvalf[0] + sample * valf[0]) / add);
newrectf[1] = ((nvalf[1] + sample * valf[1]) / add);
newrectf[2] = ((nvalf[2] + sample * valf[2]) / add);
newrectf[3] = ((nvalf[3] + sample * valf[3]) / add);
-
+
newrectf += skipx;
}
-
+
sample -= 1.0f;
}
}
@@ -1136,7 +1136,7 @@ static ImBuf *scaledowny(struct ImBuf *ibuf, int newy)
ibuf->rect_float = (float *) _newrectf;
}
(void)rect_size; /* UNUSED in release builds */
-
+
ibuf->y = newy;
return(ibuf);
}
@@ -1189,7 +1189,7 @@ static ImBuf *scaleupx(struct ImBuf *ibuf, int newx)
for (y = ibuf->y; y > 0; y--) {
sample = 0;
-
+
if (do_rect) {
val_a = rect[0];
nval_a = rect[4];
@@ -1217,7 +1217,7 @@ static ImBuf *scaleupx(struct ImBuf *ibuf, int newx)
val_af = rectf[0];
nval_af = rectf[4];
diff_af = nval_af - val_af;
-
+
val_bf = rectf[1];
nval_bf = rectf[5];
diff_bf = nval_bf - val_bf;
@@ -1262,7 +1262,7 @@ static ImBuf *scaleupx(struct ImBuf *ibuf, int newx)
val_af = nval_af;
nval_af = rectf[0];
diff_af = nval_af - val_af;
-
+
val_bf = nval_bf;
nval_bf = rectf[1];
diff_bf = nval_bf - val_bf;
@@ -1305,7 +1305,7 @@ static ImBuf *scaleupx(struct ImBuf *ibuf, int newx)
ibuf->mall |= IB_rectfloat;
ibuf->rect_float = (float *) _newrectf;
}
-
+
ibuf->x = newx;
return(ibuf);
}
@@ -1391,7 +1391,7 @@ static ImBuf *scaleupy(struct ImBuf *ibuf, int newy)
val_af = rectf[0];
nval_af = rectf[skipx];
diff_af = nval_af - val_af;
-
+
val_bf = rectf[1];
nval_bf = rectf[skipx + 1];
diff_bf = nval_bf - val_bf;
@@ -1406,7 +1406,7 @@ static ImBuf *scaleupy(struct ImBuf *ibuf, int newy)
rectf += 2 * skipx;
}
-
+
for (y = newy; y > 0; y--) {
if (sample >= 1.0f) {
sample -= 1.0f;
@@ -1437,7 +1437,7 @@ static ImBuf *scaleupy(struct ImBuf *ibuf, int newy)
val_af = nval_af;
nval_af = rectf[0];
diff_af = nval_af - val_af;
-
+
val_bf = nval_bf;
nval_bf = rectf[1];
diff_bf = nval_bf - val_bf;
@@ -1480,7 +1480,7 @@ static ImBuf *scaleupy(struct ImBuf *ibuf, int newy)
ibuf->mall |= IB_rectfloat;
ibuf->rect_float = (float *) _newrectf;
}
-
+
ibuf->y = newy;
return(ibuf);
}
@@ -1557,7 +1557,7 @@ bool IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
{
if (ibuf == NULL) return false;
if (ibuf->rect == NULL && ibuf->rect_float == NULL) return false;
-
+
if (newx == ibuf->x && newy == ibuf->y) {
return false;
}
@@ -1576,7 +1576,7 @@ bool IMB_scaleImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy)
if (newy && (newy < ibuf->y)) scaledowny(ibuf, newy);
if (newx && (newx > ibuf->x)) scaleupx(ibuf, newx);
if (newy && (newy > ibuf->y)) scaleupy(ibuf, newy);
-
+
return true;
}
@@ -1602,15 +1602,15 @@ bool IMB_scalefastImBuf(struct ImBuf *ibuf, unsigned int newx, unsigned int newy
if (ibuf->rect) do_rect = true;
if (ibuf->rect_float) do_float = true;
if (do_rect == false && do_float == false) return false;
-
+
if (newx == ibuf->x && newy == ibuf->y) return false;
-
+
if (do_rect) {
_newrect = MEM_mallocN(newx * newy * sizeof(int), "scalefastimbuf");
if (_newrect == NULL) return false;
newrect = _newrect;
}
-
+
if (do_float) {
_newrectf = MEM_mallocN(newx * newy * sizeof(float) * 4, "scalefastimbuf f");
if (_newrectf == NULL) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-14 18:48:31 +0300