diff options
Diffstat (limited to 'dvbspu.c')
| -rw-r--r-- | dvbspu.c | 31 |
1 files changed, 15 insertions, 16 deletions
@@ -8,7 +8,7 @@ * * parts of this file are derived from the OMS program. * - * $Id: dvbspu.c 2.0 2007/02/03 10:13:18 kls Exp $ + * $Id: dvbspu.c 2.1 2009/05/09 16:25:59 kls Exp $ */ #include "dvbspu.h" @@ -55,18 +55,16 @@ void cDvbSpuPalette::setPalette(const uint32_t * pal) #define setMin(a, b) if (a > b) a = b #define setMax(a, b) if (a < b) a = b -#define spuXres 720 -#define spuYres 576 - #define revRect(r1, r2) { r1.x1 = r2.x2; r1.y1 = r2.y2; r1.x2 = r2.x1; r1.y2 = r2.y1; } cDvbSpuBitmap::cDvbSpuBitmap(sDvbSpuRect size, uint8_t * fodd, uint8_t * eodd, uint8_t * feven, uint8_t * eeven) { - if (size.x1 < 0 || size.y1 < 0 || size.x2 >= spuXres - || size.y2 >= spuYres) - throw; + size.x1 = max(size.x1, 0); + size.y1 = max(size.y1, 0); + size.x2 = min(size.x2, Setup.OSDWidth); + size.y2 = min(size.y2, Setup.OSDHeight); bmpsize = size; revRect(minsize[0], size); @@ -74,10 +72,11 @@ cDvbSpuBitmap::cDvbSpuBitmap(sDvbSpuRect size, revRect(minsize[2], size); revRect(minsize[3], size); - if (!(bmp = new uint8_t[spuXres * spuYres * sizeof(uint8_t)])) - throw; + int MemSize = bmpsize.width() * bmpsize.height() * sizeof(uint8_t); + bmp = new uint8_t[MemSize]; - memset(bmp, 0, spuXres * spuYres * sizeof(uint8_t)); + if (bmp) + memset(bmp, 0, MemSize); putFieldData(0, fodd, eodd); putFieldData(1, feven, eeven); } @@ -94,10 +93,10 @@ cBitmap *cDvbSpuBitmap::getBitmap(const aDvbSpuPalDescr paldescr, int h = size.height(); int w = size.width(); - if (size.y1 + h >= spuYres) - h = spuYres - size.y1 - 1; - if (size.x1 + w >= spuXres) - w = spuXres - size.x1 - 1; + if (size.y1 + h >= bmpsize.height()) + h = bmpsize.height() - size.y1 - 1; + if (size.x1 + w >= bmpsize.width()) + w = bmpsize.width() - size.x1 - 1; if (w & 0x03) w += 4 - (w & 0x03); @@ -114,7 +113,7 @@ cBitmap *cDvbSpuBitmap::getBitmap(const aDvbSpuPalDescr paldescr, // set the content for (int yp = 0; yp < h; yp++) { for (int xp = 0; xp < w; xp++) { - uint8_t idx = bmp[(size.y1 + yp) * spuXres + size.x1 + xp]; + uint8_t idx = bmp[(size.y1 + yp) * bmpsize.width() + size.x1 + xp]; ret->SetIndex(xp, yp, idx); } } @@ -150,7 +149,7 @@ bool cDvbSpuBitmap::getMinSize(const aDvbSpuPalDescr paldescr, void cDvbSpuBitmap::putPixel(int xp, int yp, int len, uint8_t colorid) { - memset(bmp + spuXres * yp + xp, colorid, len); + memset(bmp + bmpsize.width() * yp + xp, colorid, len); setMin(minsize[colorid].x1, xp); setMin(minsize[colorid].y1, yp); setMax(minsize[colorid].x2, xp + len - 1); |