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| author | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2003-02-09 02:07:11 +0000 |
|---|---|---|
| committer | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2003-02-09 02:07:11 +0000 |
| commit | 9696cef5217ec6ce55d5369deda644908ebb65be (patch) | |
| tree | bbc89f590a3fb7140e83523b961ad0142dfdf65c /libmpcodecs/vf_denoise3d.c | |
| parent | 2492b94fc2799be567d98836996e6ff353c8b5d5 (diff) | |
| download | mpv-9696cef5217ec6ce55d5369deda644908ebb65be.tar.bz2 mpv-9696cef5217ec6ce55d5369deda644908ebb65be.tar.xz | |
simpler/faster LowPass() macro
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@9359 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpcodecs/vf_denoise3d.c')
| -rw-r--r-- | libmpcodecs/vf_denoise3d.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/libmpcodecs/vf_denoise3d.c b/libmpcodecs/vf_denoise3d.c index 703eaaf9e3..cad990f94d 100644 --- a/libmpcodecs/vf_denoise3d.c +++ b/libmpcodecs/vf_denoise3d.c @@ -68,8 +68,20 @@ void uninit(struct vf_instance_s* vf) free(vf->priv->Line); } - -#define LowPass(Prev, Curr, Coef) (((Prev)*Coef[Prev - Curr] + (Curr)*(65536-(Coef[Prev - Curr]))) / 65536) +//#define LowPass(Prev, Curr, Coef) (((Prev)*Coef[Prev - Curr] + (Curr)*(65536-(Coef[Prev - Curr]))) / 65536) +//#define LowPass(Prev, Curr, Coef) (( Prev*Coef[Prev-Curr] + Curr*(65536-(Coef[Prev-Curr])) )/65536) +//#define LowPass(Prev, Curr, Coef) (( Prev*Coef[Prev-Curr] + Curr*65536 - Curr*Coef[Prev-Curr] )/65536) +//#define LowPass(Prev, Curr, Coef) (((int)(Curr)) + (( (int)Prev*Coef[Prev-Curr] - (int)Curr*Coef[Prev-Curr] )>>16) ) +//#define LowPass(Prev, Curr, Coef) (Curr + (( Prev*Coef[Prev-Curr] - Curr*Coef[Prev-Curr] )>>16) ) +//#define LowPass(Prev, Curr, Coef) (Curr + (( (Prev-Curr)*(Coef[Prev-Curr]) )>>16) ) + +//#define LowPass(Prev, Curr, Coef) (Curr + (((Prev - Curr)*Coef[Prev - Curr]) / 65536)) +#define LowPass(Prev, Curr, Coef) (Curr + ((((unsigned int)(Prev - Curr))*Coef[Prev - Curr]) / 65536)) +//#define LowPass(Prev, Curr, Coef) (Curr + ((((unsigned int)(Prev - Curr))*Coef[((unsigned int)(Prev - Curr))]) / 65536)) +//#define LowPass(Prev, Curr, Coef) (Curr + ((((unsigned char)(Prev - Curr))*Coef[Prev - Curr]) / 65536)) +//#define LowPass(Prev, Curr, Coef) (Curr + (( ((((int)(Prev))-((int)(Curr)))) *Coef[Prev - Curr]) / 65536)) +//#define LowPass(Prev, Curr, Coef) (Curr + (((unsigned int)((Prev - Curr)*Coef[Prev - Curr])) / 65536)) +//#define LowPass(Prev, Curr, Coef) (Curr + (((Prev - Curr)*Coef[Prev - Curr]) >> 16)) static void deNoise(unsigned char *Frame, // mpi->planes[x] unsigned char *FramePrev, // pmpi->planes[x] |