mirrors/neutrino
1
0
Fork 0
mirror of https://github.com/tuxbox-neutrino/neutrino.git synced 2025-08-29 16:31:11 +02:00
Code Issues Packages Projects Releases Wiki Activity

neutrino: fix artefacts with scaling framebuffer and 1080i

Browse Source
This commit is contained in:
Stefan Seyfried
2012-03-10 13:54:24 +01:00
parent d0e13f3036
commit 1182430ac3
5 changed files with 43 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/driver/framebuffer_spark.cpp
View File

@@ -477,10 +477,15 @@ void CFrameBuffer::paintBoxRel(const int _x, const int _y, const int _dx, const
if (!getActive())
return;
int add = 0;
/* hack to remove artefacts caused by rounding in scaling mode */
if (xRes > 1280 && col == backgroundColor)
add = 1;
int x = scaleX(_x);
int y = scaleY(_y);
int dx = scaleX(_dx);
int dy = scaleY(_dy);
int dx = scaleX(_dx + add);
int dy = scaleY(_dy + add);
int radius = scaleX(_radius);
int corner_tl = (type & CORNER_TOP_LEFT) ? 1 : 0;
@@ -586,6 +591,11 @@ void CFrameBuffer::paintLine(int xa, int ya, int xb, int yb, const fb_pixel_t co
if (!getActive())
return;
xa = scaleX(xa);
xb = scaleX(xb);
ya = scaleY(ya);
yb = scaleY(yb);
int dx = abs (xa - xb);
int dy = abs (ya - yb);
int x;
@@ -1228,7 +1238,7 @@ void CFrameBuffer::paintBackground()
}
else
{
paintBoxRel(0, 0, xRes, yRes, backgroundColor);
paintBoxRel(0, 0, screeninfo.xres, screeninfo.yres, backgroundColor);
}
}
@@ -1237,6 +1247,12 @@ void CFrameBuffer::SaveScreen(int x, int y, int dx, int dy, fb_pixel_t * const m
if (!getActive())
return;
/* danger: memp needs to be big enough for scaled picture...
* need to make sure all callers know this... */
x = scaleX(x);
y = scaleY(y);
dx = scaleX(dx);
dy = scaleY(dy);
uint8_t * pos = ((uint8_t *)getFrameBufferPointer()) + x * sizeof(fb_pixel_t) + stride * y;
fb_pixel_t * bkpos = memp;
@@ -1269,6 +1285,13 @@ void CFrameBuffer::RestoreScreen(int x, int y, int dx, int dy, fb_pixel_t * cons
if (!getActive())
return;
/* danger: memp needs to be big enough for scaled picture...
* need to make sure all callers know this... */
x = scaleX(x);
y = scaleY(y);
dx = scaleX(dx);
dy = scaleY(dy);
uint8_t * fbpos = ((uint8_t *)getFrameBufferPointer()) + x * sizeof(fb_pixel_t) + stride * y;
fb_pixel_t * bkpos = memp;
for (int count = 0; count < dy; count++)