RepoMirrors
/
mpv
mirror of https://github.com/mpv-player/mpv
1
0
Fork 0
Code Issues Releases Wiki Activity

RGB independed correction (similar to brightness) 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4285 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick 2002-01-20 17:11:05 +00:00
parent 8e652684e2
commit 4b9259c913
1 changed files with 16 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
vidix/drivers/radeon_vid.c
View File

@ -309,15 +309,21 @@ REF_TRANSFORM trans[2] =
* cont - contrast *
* sat - saturation *
* hue - hue *
* red_intense - intense of red component *
* green_intense - intense of green component *
* blue_intense - intense of blue component *
* ref - index to the table of refernce transforms *
* Outputs: NONE *
****************************************************************************/
static void radeon_set_transform(float bright, float cont, float sat,
float hue, unsigned ref)
float hue, float red_intense,
float green_intense,float blue_intense,
unsigned ref)
{
float OvHueSin, OvHueCos;
float CAdjLuma, CAdjOff;
float RedAdj,GreenAdj,BlueAdj;
float CAdjRCb, CAdjRCr;
float CAdjGCb, CAdjGCr;
float CAdjBCb, CAdjBCr;
@ -340,6 +346,9 @@ static void radeon_set_transform(float bright, float cont, float sat,
CAdjLuma = cont * trans[ref].RefLuma;
CAdjOff = cont * trans[ref].RefLuma * bright * 1023.0;
RedAdj = cont * trans[ref].RefLuma * red_intense * 1023.0;
GreenAdj = cont * trans[ref].RefLuma * green_intense * 1023.0;
BlueAdj = cont * trans[ref].RefLuma * blue_intense * 1023.0;
CAdjRCb = sat * -OvHueSin * trans[ref].RefRCr;
CAdjRCr = sat * OvHueCos * trans[ref].RefRCr;
@ -365,11 +374,11 @@ static void radeon_set_transform(float bright, float cont, float sat,
OvGCr = CAdjGCr;
OvBCb = CAdjBCb;
OvBCr = CAdjBCr;
OvROff = CAdjOff -
OvROff = RedAdj + CAdjOff -
OvLuma * Loff - (OvRCb + OvRCr) * Coff;
OvGOff = CAdjOff -
OvGOff = GreenAdj + CAdjOff -
OvLuma * Loff - (OvGCb + OvGCr) * Coff;
OvBOff = CAdjOff -
OvBOff = BlueAdj + CAdjOff -
OvLuma * Loff - (OvBCb + OvBCr) * Coff;
#if 0 /* default constants */
OvROff = -888.5;
@ -1102,6 +1111,9 @@ int vixPlaybackSetEq( const vidix_video_eq_t * eq)
RTFContrast(equal.contrast),
RTFSaturation(equal.saturation),
RTFHue(equal.hue),
RTFBrightness(equal.red_intense),
RTFBrightness(equal.green_intense),
RTFBrightness(equal.blue_intense),
itu_space);
#endif
return 0;