diff options
| -rw-r--r-- | src/post/planar/noise.c | 40 |
1 files changed, 19 insertions, 21 deletions
diff --git a/src/post/planar/noise.c b/src/post/planar/noise.c index bf7ef7a9b..2d9ec4685 100644 --- a/src/post/planar/noise.c +++ b/src/post/planar/noise.c @@ -17,7 +17,7 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * - * $Id: noise.c,v 1.1 2006/02/05 21:07:54 miguelfreitas Exp $ + * $Id: noise.c,v 1.2 2006/02/06 12:09:42 hadess Exp $ * * mplayer's noise filter, ported by Jason Tackaberry. Original filter * is copyright 2002 Michael Niedermayer <michaelni@gmx.at> @@ -133,6 +133,17 @@ static int8_t *initNoise(noise_param_t *fp){ return noise; } +static inline void lineNoise_C(uint8_t *dst, uint8_t *src, int8_t *noise, int len, int shift){ + int i; + noise+= shift; + for(i=0; i<len; i++) + { + int v= src[i]+ noise[i]; + if(v>255) dst[i]=255; //FIXME optimize + else if(v<0) dst[i]=0; + else dst[i]=v; + } +} #ifdef ARCH_X86 static inline void lineNoise_MMX(uint8_t *dst, uint8_t *src, int8_t *noise, int len, int shift){ @@ -190,20 +201,19 @@ static inline void lineNoise_MMX2(uint8_t *dst, uint8_t *src, int8_t *noise, int #endif -static inline void lineNoise_C(uint8_t *dst, uint8_t *src, int8_t *noise, int len, int shift){ +/***************************************************************************/ + +static inline void lineNoiseAvg_C(uint8_t *dst, uint8_t *src, int len, int8_t **shift){ int i; - noise+= shift; + int8_t *src2= (int8_t*)src; + for(i=0; i<len; i++) { - int v= src[i]+ noise[i]; - if(v>255) dst[i]=255; //FIXME optimize - else if(v<0) dst[i]=0; - else dst[i]=v; + const int n= shift[0][i] + shift[1][i] + shift[2][i]; + dst[i]= src2[i]+((n*src2[i])>>7); } } -/***************************************************************************/ - #ifdef ARCH_X86 static inline void lineNoiseAvg_MMX(uint8_t *dst, uint8_t *src, int len, int8_t **shift){ @@ -247,18 +257,6 @@ static inline void lineNoiseAvg_MMX(uint8_t *dst, uint8_t *src, int len, int8_t } #endif -static inline void lineNoiseAvg_C(uint8_t *dst, uint8_t *src, int len, int8_t **shift){ - int i; - int8_t *src2= (int8_t*)src; - - for(i=0; i<len; i++) - { - const int n= shift[0][i] + shift[1][i] + shift[2][i]; - dst[i]= src2[i]+((n*src2[i])>>7); - } -} - - /***************************************************************************/ static void noise(uint8_t *dst, uint8_t *src, int dstStride, int srcStride, int width, int height, noise_param_t *fp) |