diff options
Diffstat (limited to 'graphics/scaler')
-rw-r--r-- | graphics/scaler/hq2x.cpp | 102 | ||||
-rw-r--r-- | graphics/scaler/hq3x.cpp | 86 | ||||
-rw-r--r-- | graphics/scaler/intern.h | 110 |
3 files changed, 199 insertions, 99 deletions
diff --git a/graphics/scaler/hq2x.cpp b/graphics/scaler/hq2x.cpp index bef97e7251..df1c34626f 100644 --- a/graphics/scaler/hq2x.cpp +++ b/graphics/scaler/hq2x.cpp @@ -38,78 +38,78 @@ void hq2x_16(const byte *, byte *, uint32, uint32, uint32, uint32); } -void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { +void HQ2x_ASM(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { hq2x_16(srcPtr, dstPtr, width, height, srcPitch, dstPitch); } -#else +#endif #define PIXEL00_0 *(q) = w5; -#define PIXEL00_10 *(q) = interpolate16_2<bitFormat,3,1>(w5, w1); -#define PIXEL00_11 *(q) = interpolate16_2<bitFormat,3,1>(w5, w4); -#define PIXEL00_12 *(q) = interpolate16_2<bitFormat,3,1>(w5, w2); -#define PIXEL00_20 *(q) = interpolate16_3<bitFormat,2,1,1>(w5, w4, w2); -#define PIXEL00_21 *(q) = interpolate16_3<bitFormat,2,1,1>(w5, w1, w2); -#define PIXEL00_22 *(q) = interpolate16_3<bitFormat,2,1,1>(w5, w1, w4); -#define PIXEL00_60 *(q) = interpolate16_3<bitFormat,5,2,1>(w5, w2, w4); -#define PIXEL00_61 *(q) = interpolate16_3<bitFormat,5,2,1>(w5, w4, w2); -#define PIXEL00_70 *(q) = interpolate16_3<bitFormat,6,1,1>(w5, w4, w2); -#define PIXEL00_90 *(q) = interpolate16_3<bitFormat,2,3,3>(w5, w4, w2); -#define PIXEL00_100 *(q) = interpolate16_3<bitFormat,14,1,1>(w5, w4, w2); +#define PIXEL00_10 *(q) = interpolate16_3_1<ColorMask>(w5, w1); +#define PIXEL00_11 *(q) = interpolate16_3_1<ColorMask>(w5, w4); +#define PIXEL00_12 *(q) = interpolate16_3_1<ColorMask>(w5, w2); +#define PIXEL00_20 *(q) = interpolate16_2_1_1<ColorMask>(w5, w4, w2); +#define PIXEL00_21 *(q) = interpolate16_2_1_1<ColorMask>(w5, w1, w2); +#define PIXEL00_22 *(q) = interpolate16_2_1_1<ColorMask>(w5, w1, w4); +#define PIXEL00_60 *(q) = interpolate16_5_2_1<ColorMask>(w5, w2, w4); +#define PIXEL00_61 *(q) = interpolate16_5_2_1<ColorMask>(w5, w4, w2); +#define PIXEL00_70 *(q) = interpolate16_6_1_1<ColorMask>(w5, w4, w2); +#define PIXEL00_90 *(q) = interpolate16_2_3_3<ColorMask>(w5, w4, w2); +#define PIXEL00_100 *(q) = interpolate16_14_1_1<ColorMask>(w5, w4, w2); #define PIXEL01_0 *(q+1) = w5; -#define PIXEL01_10 *(q+1) = interpolate16_2<bitFormat,3,1>(w5, w3); -#define PIXEL01_11 *(q+1) = interpolate16_2<bitFormat,3,1>(w5, w2); -#define PIXEL01_12 *(q+1) = interpolate16_2<bitFormat,3,1>(w5, w6); -#define PIXEL01_20 *(q+1) = interpolate16_3<bitFormat,2,1,1>(w5, w2, w6); -#define PIXEL01_21 *(q+1) = interpolate16_3<bitFormat,2,1,1>(w5, w3, w6); -#define PIXEL01_22 *(q+1) = interpolate16_3<bitFormat,2,1,1>(w5, w3, w2); -#define PIXEL01_60 *(q+1) = interpolate16_3<bitFormat,5,2,1>(w5, w6, w2); -#define PIXEL01_61 *(q+1) = interpolate16_3<bitFormat,5,2,1>(w5, w2, w6); -#define PIXEL01_70 *(q+1) = interpolate16_3<bitFormat,6,1,1>(w5, w2, w6); -#define PIXEL01_90 *(q+1) = interpolate16_3<bitFormat,2,3,3>(w5, w2, w6); -#define PIXEL01_100 *(q+1) = interpolate16_3<bitFormat,14,1,1>(w5, w2, w6); +#define PIXEL01_10 *(q+1) = interpolate16_3_1<ColorMask>(w5, w3); +#define PIXEL01_11 *(q+1) = interpolate16_3_1<ColorMask>(w5, w2); +#define PIXEL01_12 *(q+1) = interpolate16_3_1<ColorMask>(w5, w6); +#define PIXEL01_20 *(q+1) = interpolate16_2_1_1<ColorMask>(w5, w2, w6); +#define PIXEL01_21 *(q+1) = interpolate16_2_1_1<ColorMask>(w5, w3, w6); +#define PIXEL01_22 *(q+1) = interpolate16_2_1_1<ColorMask>(w5, w3, w2); +#define PIXEL01_60 *(q+1) = interpolate16_5_2_1<ColorMask>(w5, w6, w2); +#define PIXEL01_61 *(q+1) = interpolate16_5_2_1<ColorMask>(w5, w2, w6); +#define PIXEL01_70 *(q+1) = interpolate16_6_1_1<ColorMask>(w5, w2, w6); +#define PIXEL01_90 *(q+1) = interpolate16_2_3_3<ColorMask>(w5, w2, w6); +#define PIXEL01_100 *(q+1) = interpolate16_14_1_1<ColorMask>(w5, w2, w6); #define PIXEL10_0 *(q+nextlineDst) = w5; -#define PIXEL10_10 *(q+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w7); -#define PIXEL10_11 *(q+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w8); -#define PIXEL10_12 *(q+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w4); -#define PIXEL10_20 *(q+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w8, w4); -#define PIXEL10_21 *(q+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w7, w4); -#define PIXEL10_22 *(q+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w7, w8); -#define PIXEL10_60 *(q+nextlineDst) = interpolate16_3<bitFormat,5,2,1>(w5, w4, w8); -#define PIXEL10_61 *(q+nextlineDst) = interpolate16_3<bitFormat,5,2,1>(w5, w8, w4); -#define PIXEL10_70 *(q+nextlineDst) = interpolate16_3<bitFormat,6,1,1>(w5, w8, w4); -#define PIXEL10_90 *(q+nextlineDst) = interpolate16_3<bitFormat,2,3,3>(w5, w8, w4); -#define PIXEL10_100 *(q+nextlineDst) = interpolate16_3<bitFormat,14,1,1>(w5, w8, w4); +#define PIXEL10_10 *(q+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w7); +#define PIXEL10_11 *(q+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w8); +#define PIXEL10_12 *(q+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w4); +#define PIXEL10_20 *(q+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w8, w4); +#define PIXEL10_21 *(q+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w7, w4); +#define PIXEL10_22 *(q+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w7, w8); +#define PIXEL10_60 *(q+nextlineDst) = interpolate16_5_2_1<ColorMask>(w5, w4, w8); +#define PIXEL10_61 *(q+nextlineDst) = interpolate16_5_2_1<ColorMask>(w5, w8, w4); +#define PIXEL10_70 *(q+nextlineDst) = interpolate16_6_1_1<ColorMask>(w5, w8, w4); +#define PIXEL10_90 *(q+nextlineDst) = interpolate16_2_3_3<ColorMask>(w5, w8, w4); +#define PIXEL10_100 *(q+nextlineDst) = interpolate16_14_1_1<ColorMask>(w5, w8, w4); #define PIXEL11_0 *(q+1+nextlineDst) = w5; -#define PIXEL11_10 *(q+1+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w9); -#define PIXEL11_11 *(q+1+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w6); -#define PIXEL11_12 *(q+1+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w8); -#define PIXEL11_20 *(q+1+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w6, w8); -#define PIXEL11_21 *(q+1+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w9, w8); -#define PIXEL11_22 *(q+1+nextlineDst) = interpolate16_3<bitFormat,2,1,1>(w5, w9, w6); -#define PIXEL11_60 *(q+1+nextlineDst) = interpolate16_3<bitFormat,5,2,1>(w5, w8, w6); -#define PIXEL11_61 *(q+1+nextlineDst) = interpolate16_3<bitFormat,5,2,1>(w5, w6, w8); -#define PIXEL11_70 *(q+1+nextlineDst) = interpolate16_3<bitFormat,6,1,1>(w5, w6, w8); -#define PIXEL11_90 *(q+1+nextlineDst) = interpolate16_3<bitFormat,2,3,3>(w5, w6, w8); -#define PIXEL11_100 *(q+1+nextlineDst) = interpolate16_3<bitFormat,14,1,1>(w5, w6, w8); +#define PIXEL11_10 *(q+1+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w9); +#define PIXEL11_11 *(q+1+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w6); +#define PIXEL11_12 *(q+1+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w8); +#define PIXEL11_20 *(q+1+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w6, w8); +#define PIXEL11_21 *(q+1+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w9, w8); +#define PIXEL11_22 *(q+1+nextlineDst) = interpolate16_2_1_1<ColorMask>(w5, w9, w6); +#define PIXEL11_60 *(q+1+nextlineDst) = interpolate16_5_2_1<ColorMask>(w5, w8, w6); +#define PIXEL11_61 *(q+1+nextlineDst) = interpolate16_5_2_1<ColorMask>(w5, w6, w8); +#define PIXEL11_70 *(q+1+nextlineDst) = interpolate16_6_1_1<ColorMask>(w5, w6, w8); +#define PIXEL11_90 *(q+1+nextlineDst) = interpolate16_2_3_3<ColorMask>(w5, w6, w8); +#define PIXEL11_100 *(q+1+nextlineDst) = interpolate16_14_1_1<ColorMask>(w5, w6, w8); #define YUV(x) RGBtoYUV[w ## x] -#define bitFormat 565 +#define ColorMask Graphics::ColorMasks<565> void HQ2x_565(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "graphics/scaler/hq2x.h" } -#undef bitFormat +#undef ColorMask -#define bitFormat 555 +#define ColorMask Graphics::ColorMasks<555> void HQ2x_555(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "graphics/scaler/hq2x.h" } -#undef bitFormat +#undef ColorMask void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { @@ -118,5 +118,3 @@ void HQ2x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, else HQ2x_555(srcPtr, srcPitch, dstPtr, dstPitch, width, height); } - -#endif //Assembly version diff --git a/graphics/scaler/hq3x.cpp b/graphics/scaler/hq3x.cpp index b225fcae87..b40c85d56a 100644 --- a/graphics/scaler/hq3x.cpp +++ b/graphics/scaler/hq3x.cpp @@ -39,80 +39,80 @@ void hq3x_16(const byte *, byte *, uint32, uint32, uint32, uint32); } -void HQ3x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { +void HQ3x_ASM(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { hq3x_16(srcPtr, dstPtr, width, height, srcPitch, dstPitch); } -#else +#endif -#define PIXEL00_1M *(q) = interpolate16_2<bitFormat,3,1>(w5, w1); -#define PIXEL00_1U *(q) = interpolate16_2<bitFormat,3,1>(w5, w2); -#define PIXEL00_1L *(q) = interpolate16_2<bitFormat,3,1>(w5, w4); -#define PIXEL00_2 *(q) = interpolate16_3<bitFormat,2,1,1>(w5, w4, w2); -#define PIXEL00_4 *(q) = interpolate16_3<bitFormat,2,7,7>(w5, w4, w2); -#define PIXEL00_5 *(q) = interpolate16_2<bitFormat,1,1>(w4, w2); +#define PIXEL00_1M *(q) = interpolate16_3_1<ColorMask>(w5, w1); +#define PIXEL00_1U *(q) = interpolate16_3_1<ColorMask>(w5, w2); +#define PIXEL00_1L *(q) = interpolate16_3_1<ColorMask>(w5, w4); +#define PIXEL00_2 *(q) = interpolate16_2_1_1<ColorMask>(w5, w4, w2); +#define PIXEL00_4 *(q) = interpolate16_2_7_7<ColorMask>(w5, w4, w2); +#define PIXEL00_5 *(q) = interpolate16_1_1<ColorMask>(w4, w2); #define PIXEL00_C *(q) = w5; -#define PIXEL01_1 *(q+1) = interpolate16_2<bitFormat,3,1>(w5, w2); -#define PIXEL01_3 *(q+1) = interpolate16_2<bitFormat,7,1>(w5, w2); -#define PIXEL01_6 *(q+1) = interpolate16_2<bitFormat,3,1>(w2, w5); +#define PIXEL01_1 *(q+1) = interpolate16_3_1<ColorMask>(w5, w2); +#define PIXEL01_3 *(q+1) = interpolate16_7_1<ColorMask>(w5, w2); +#define PIXEL01_6 *(q+1) = interpolate16_3_1<ColorMask>(w2, w5); #define PIXEL01_C *(q+1) = w5; -#define PIXEL02_1M *(q+2) = interpolate16_2<bitFormat,3,1>(w5, w3); -#define PIXEL02_1U *(q+2) = interpolate16_2<bitFormat,3,1>(w5, w2); -#define PIXEL02_1R *(q+2) = interpolate16_2<bitFormat,3,1>(w5, w6); -#define PIXEL02_2 *(q+2) = interpolate16_3<bitFormat,2,1,1>(w5, w2, w6); -#define PIXEL02_4 *(q+2) = interpolate16_3<bitFormat,2,7,7>(w5, w2, w6); -#define PIXEL02_5 *(q+2) = interpolate16_2<bitFormat,1,1>(w2, w6); +#define PIXEL02_1M *(q+2) = interpolate16_3_1<ColorMask>(w5, w3); +#define PIXEL02_1U *(q+2) = interpolate16_3_1<ColorMask>(w5, w2); +#define PIXEL02_1R *(q+2) = interpolate16_3_1<ColorMask>(w5, w6); +#define PIXEL02_2 *(q+2) = interpolate16_2_1_1<ColorMask>(w5, w2, w6); +#define PIXEL02_4 *(q+2) = interpolate16_2_7_7<ColorMask>(w5, w2, w6); +#define PIXEL02_5 *(q+2) = interpolate16_1_1<ColorMask>(w2, w6); #define PIXEL02_C *(q+2) = w5; -#define PIXEL10_1 *(q+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w4); -#define PIXEL10_3 *(q+nextlineDst) = interpolate16_2<bitFormat,7,1>(w5, w4); -#define PIXEL10_6 *(q+nextlineDst) = interpolate16_2<bitFormat,3,1>(w4, w5); +#define PIXEL10_1 *(q+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w4); +#define PIXEL10_3 *(q+nextlineDst) = interpolate16_7_1<ColorMask>(w5, w4); +#define PIXEL10_6 *(q+nextlineDst) = interpolate16_3_1<ColorMask>(w4, w5); #define PIXEL10_C *(q+nextlineDst) = w5; #define PIXEL11 *(q+1+nextlineDst) = w5; -#define PIXEL12_1 *(q+2+nextlineDst) = interpolate16_2<bitFormat,3,1>(w5, w6); -#define PIXEL12_3 *(q+2+nextlineDst) = interpolate16_2<bitFormat,7,1>(w5, w6); -#define PIXEL12_6 *(q+2+nextlineDst) = interpolate16_2<bitFormat,3,1>(w6, w5); +#define PIXEL12_1 *(q+2+nextlineDst) = interpolate16_3_1<ColorMask>(w5, w6); +#define PIXEL12_3 *(q+2+nextlineDst) = interpolate16_7_1<ColorMask>(w5, w6); +#define PIXEL12_6 *(q+2+nextlineDst) = interpolate16_3_1<ColorMask>(w6, w5); #define PIXEL12_C *(q+2+nextlineDst) = w5; -#define PIXEL20_1M *(q+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w7); -#define PIXEL20_1D *(q+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w8); -#define PIXEL20_1L *(q+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w4); -#define PIXEL20_2 *(q+nextlineDst2) = interpolate16_3<bitFormat,2,1,1>(w5, w8, w4); -#define PIXEL20_4 *(q+nextlineDst2) = interpolate16_3<bitFormat,2,7,7>(w5, w8, w4); -#define PIXEL20_5 *(q+nextlineDst2) = interpolate16_2<bitFormat,1,1>(w8, w4); +#define PIXEL20_1M *(q+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w7); +#define PIXEL20_1D *(q+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w8); +#define PIXEL20_1L *(q+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w4); +#define PIXEL20_2 *(q+nextlineDst2) = interpolate16_2_1_1<ColorMask>(w5, w8, w4); +#define PIXEL20_4 *(q+nextlineDst2) = interpolate16_2_7_7<ColorMask>(w5, w8, w4); +#define PIXEL20_5 *(q+nextlineDst2) = interpolate16_1_1<ColorMask>(w8, w4); #define PIXEL20_C *(q+nextlineDst2) = w5; -#define PIXEL21_1 *(q+1+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w8); -#define PIXEL21_3 *(q+1+nextlineDst2) = interpolate16_2<bitFormat,7,1>(w5, w8); -#define PIXEL21_6 *(q+1+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w8, w5); +#define PIXEL21_1 *(q+1+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w8); +#define PIXEL21_3 *(q+1+nextlineDst2) = interpolate16_7_1<ColorMask>(w5, w8); +#define PIXEL21_6 *(q+1+nextlineDst2) = interpolate16_3_1<ColorMask>(w8, w5); #define PIXEL21_C *(q+1+nextlineDst2) = w5; -#define PIXEL22_1M *(q+2+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w9); -#define PIXEL22_1D *(q+2+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w8); -#define PIXEL22_1R *(q+2+nextlineDst2) = interpolate16_2<bitFormat,3,1>(w5, w6); -#define PIXEL22_2 *(q+2+nextlineDst2) = interpolate16_3<bitFormat,2,1,1>(w5, w6, w8); -#define PIXEL22_4 *(q+2+nextlineDst2) = interpolate16_3<bitFormat,2,7,7>(w5, w6, w8); -#define PIXEL22_5 *(q+2+nextlineDst2) = interpolate16_2<bitFormat,1,1>(w6, w8); +#define PIXEL22_1M *(q+2+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w9); +#define PIXEL22_1D *(q+2+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w8); +#define PIXEL22_1R *(q+2+nextlineDst2) = interpolate16_3_1<ColorMask>(w5, w6); +#define PIXEL22_2 *(q+2+nextlineDst2) = interpolate16_2_1_1<ColorMask>(w5, w6, w8); +#define PIXEL22_4 *(q+2+nextlineDst2) = interpolate16_2_7_7<ColorMask>(w5, w6, w8); +#define PIXEL22_5 *(q+2+nextlineDst2) = interpolate16_1_1<ColorMask>(w6, w8); #define PIXEL22_C *(q+2+nextlineDst2) = w5; #define YUV(x) RGBtoYUV[w ## x] -#define bitFormat 565 +#define ColorMask Graphics::ColorMasks<565> void HQ3x_565(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "graphics/scaler/hq3x.h" } -#undef bitFormat +#undef ColorMask -#define bitFormat 555 +#define ColorMask Graphics::ColorMasks<555> void HQ3x_555(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { #include "graphics/scaler/hq3x.h" } -#undef bitFormat +#undef ColorMask void HQ3x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, int width, int height) { @@ -121,5 +121,3 @@ void HQ3x(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstPitch, else HQ3x_555(srcPtr, srcPitch, dstPtr, dstPitch, width, height); } - -#endif diff --git a/graphics/scaler/intern.h b/graphics/scaler/intern.h index c9fd550d35..7546d39021 100644 --- a/graphics/scaler/intern.h +++ b/graphics/scaler/intern.h @@ -31,7 +31,7 @@ #define kHighBitsMask Graphics::ColorMasks<bitFormat>::kHighBitsMask -#define kLowBitsMask Graphics::ColorMasks<bitFormat>::kLowBitsMask +#define kLowBitsMask Graphics::ColorMasks<bitFormat>::kLowBitsMask #define qhighBits Graphics::ColorMasks<bitFormat>::qhighBits #define qlowBits Graphics::ColorMasks<bitFormat>::qlowBits #define redblueMask Graphics::ColorMasks<bitFormat>::kRedBlueMask @@ -78,7 +78,7 @@ static inline uint32 interpolate32_1_1_1_1(uint32 p1, uint32 p2, uint32 p3, uint /** * Interpolate two 16 bit pixels with the weights specified in the template - * parameters. Used by the hq scaler family. + * parameters. * @note w1 and w2 must sum up to 2, 4, 8 or 16. */ template<int bitFormat, int w1, int w2> @@ -89,7 +89,7 @@ static inline uint16 interpolate16_2(uint16 p1, uint16 p2) { /** * Interpolate three 16 bit pixels with the weights specified in the template - * parameters. Used by the hq scaler family. + * parameters. * @note w1, w2 and w3 must sum up to 2, 4, 8 or 16. */ template<int bitFormat, int w1, int w2, int w3> @@ -100,6 +100,110 @@ static inline uint16 interpolate16_3(uint16 p1, uint16 p2, uint16 p3) { /** + * Interpolate two 16 bit pixels with weights 1 and 1, i.e., (p1+p2)/2. + * See <http://www.slack.net/~ant/info/rgb_mixing.html> for details on how this works. + */ +template<typename ColorMask> +static inline unsigned interpolate16_1_1(unsigned p1, unsigned p2) { + const unsigned lowbits = (p1 ^ p2) & ColorMask::kLowBits; + return ((p1 + p2) - lowbits) >> 1; +} + +/** + * Interpolate two 16 bit pixels with weights 3 and 1, i.e., (3*p1+p2)/4. + */ +template<typename ColorMask> +static inline unsigned interpolate16_3_1(unsigned p1, unsigned p2) { + const unsigned lowbits = (((p1 & ColorMask::kLowBits) << 1) + (p1 & ColorMask::kLow2Bits) + + (p2 & ColorMask::kLow2Bits)) & ColorMask::kLow2Bits; + return ((p1*3 + p2) - lowbits) >> 2; +} + +/** + * Interpolate two 16 bit pixels with weights 7 and 1, i.e., (7*p1+p2)/8. + */ +template<typename ColorMask> +static inline unsigned interpolate16_7_1(unsigned p1, unsigned p2) { + const unsigned lowbits = (((p1 & ColorMask::kLowBits) << 2) + ((p1 & ColorMask::kLow2Bits) << 1) + (p1 & ColorMask::kLow3Bits) + + (p2 & ColorMask::kLow3Bits)) & ColorMask::kLow3Bits; + return ((p1*7+p2) - lowbits) >> 3; +} + +/** + * Interpolate three 16 bit pixels with weights 2, 1, and 1, i.e., (2*p1+p2+p3)/4. + */ +template<typename ColorMask> +static inline unsigned interpolate16_2_1_1(unsigned p1, unsigned p2, unsigned p3) { + p1<<=1; + const unsigned lowbits = ((p1 & (ColorMask::kLowBits << 1)) + + (p2 & ColorMask::kLow2Bits) + + (p3 & ColorMask::kLow2Bits)) & ColorMask::kLow2Bits; + return ((p1+p2+p3) - lowbits) >> 2; +} + +/** + * Interpolate three 16 bit pixels with weights 5, 2, and 1, i.e., (5*p1+2*p2+p3)/8. + */ +template<typename ColorMask> +static inline unsigned interpolate16_5_2_1(unsigned p1, unsigned p2, unsigned p3) { + p2<<=1; + const unsigned lowbits = (((p1 & ColorMask::kLowBits) << 2) + (p1 & ColorMask::kLow3Bits) + + (p2 & (ColorMask::kLow2Bits << 1)) + + (p3 & ColorMask::kLow3Bits)) & ColorMask::kLow3Bits; + return ((p1*5 + p2 + p3) - lowbits) >> 3; +} + +/** + * Interpolate three 16 bit pixels with weights 6, 1, and 1, i.e., (6*p1+p2+p3)/8. + */ +template<typename ColorMask> +static inline unsigned interpolate16_6_1_1(unsigned p1, unsigned p2, unsigned p3) { + const unsigned lowbits = (((((p1 & ColorMask::kLowBits) << 1) + (p1 & ColorMask::kLow2Bits)) << 1) + + (p2 & ColorMask::kLow3Bits) + + (p3 & ColorMask::kLow3Bits)) & ColorMask::kLow3Bits; + return ((p1*6 + p2 + p3) - lowbits) >> 3; +} + +/** + * Interpolate three 16 bit pixels with weights 2, 3, and 3, i.e., (2*p1+3*(p2+p3))/8. + */ +template<typename ColorMask> +static inline unsigned interpolate16_2_3_3(unsigned p1, unsigned p2, unsigned p3) { + p1 <<= 1; + const unsigned rb = (p1 & (ColorMask::kRedBlueMask<<1)) + + ((p2 & ColorMask::kRedBlueMask) + (p3 & ColorMask::kRedBlueMask))*3; + const unsigned g = (p1 & (ColorMask::kGreenMask<<1)) + + ((p2 & ColorMask::kGreenMask) + (p3 & ColorMask::kGreenMask))*3; + return ((rb & (ColorMask::kRedBlueMask<<3)) | (g & (ColorMask::kGreenMask<<3))) >> 3; +} + +/** + * Interpolate three 16 bit pixels with weights 2, 7, and 7, i.e., (2*p1+7*(p2+p3))/16. + */ +template<typename ColorMask> +static inline unsigned interpolate16_2_7_7(unsigned p1, unsigned p2, unsigned p3) { + p1 <<= 1; + const unsigned rb = (p1 & (ColorMask::kRedBlueMask<<1)) + + ((p2 & ColorMask::kRedBlueMask) + (p3 & ColorMask::kRedBlueMask))*7; + const unsigned g = (p1 & (ColorMask::kGreenMask<<1)) + + ((p2 & ColorMask::kGreenMask) + (p3 & ColorMask::kGreenMask))*7; + return ((rb & (ColorMask::kRedBlueMask<<4)) | (g & (ColorMask::kGreenMask<<4))) >> 4; +} + +/** + * Interpolate three 16 bit pixels with weights 14, 1, and 1, i.e., (14*p1+p2+p3)/16. + */ +template<typename ColorMask> +static inline unsigned interpolate16_14_1_1(unsigned p1, unsigned p2, unsigned p3) { + const unsigned rb = (p1&ColorMask::kRedBlueMask)*14 + + (p2&ColorMask::kRedBlueMask) + + (p3&ColorMask::kRedBlueMask); + const unsigned g = (p1&ColorMask::kGreenMask)*14 + + (p2&ColorMask::kGreenMask) + (p3&ColorMask::kGreenMask); + return ((rb&(ColorMask::kRedBlueMask<<4)) | (g&(ColorMask::kGreenMask<<4))) >> 4; +} + +/** * Compare two YUV values (encoded 8-8-8) and check if they differ by more than * a certain hard coded threshold. Used by the hq scaler family. */ |