From 09972c64255c1831e7152f9d39cff70867b9134a Mon Sep 17 00:00:00 2001 From: iovar Date: Sat, 14 Apr 2007 01:15:06 +0000 Subject: well... it only took me a few months to notice that the Ub and Vr components are the same and don't need to be held on separate arrays... (replaced them with on UbVr array) git-svn-id: https://recordmydesktop.svn.sourceforge.net/svnroot/recordmydesktop/trunk@304 f606c939-3180-4ac9-a4b8-4b8779d57d0a --- recordmydesktop/include/recordmydesktop.h | 4 ++-- recordmydesktop/include/rmdmacro.h | 16 ++++++++-------- recordmydesktop/src/bgr_to_yuv.c | 4 +--- 3 files changed, 11 insertions(+), 13 deletions(-) (limited to 'recordmydesktop') diff --git a/recordmydesktop/include/recordmydesktop.h b/recordmydesktop/include/recordmydesktop.h index bd6e974..358965d 100644 --- a/recordmydesktop/include/recordmydesktop.h +++ b/recordmydesktop/include/recordmydesktop.h @@ -45,8 +45,8 @@ int Paused,*Running,Aborted; pthread_cond_t *time_cond,*pause_cond; pthread_mutex_t pause_mutex,time_mutex; unsigned char Yr[256],Yg[256],Yb[256], - Ur[256],Ug[256],Ub[256], - Vr[256],Vg[256],Vb[256]; + Ur[256],Ug[256],UbVr[256], + Vg[256],Vb[256]; //the following values are of no effect //but they might be usefull later for profiling unsigned int frames_total, //frames calculated by total time expirations diff --git a/recordmydesktop/include/rmdmacro.h b/recordmydesktop/include/rmdmacro.h index f620f73..abbc42c 100644 --- a/recordmydesktop/include/rmdmacro.h +++ b/recordmydesktop/include/rmdmacro.h @@ -313,8 +313,8 @@ register u_int##__bit_depth__##_t t_val;\ register unsigned char *yuv_u=yuv->u+x_tm/2+(y_tm*yuv->uv_width)/2,\ *yuv_v=yuv->v+x_tm/2+(y_tm*yuv->uv_width)/2,\ - *_ur=Ur,*_ug=Ug,*_ub=Ub,\ - *_vr=Vr,*_vg=Vg,*_vb=Vb;\ + *_ur=Ur,*_ug=Ug,*_ubvr=UbVr,\ + *_vg=Vg,*_vb=Vb;\ register u_int##__bit_depth__##_t *datapi=(u_int##__bit_depth__##_t *)data,\ *datapi_next=NULL;\ if(__sampling_type==__PXL_AVERAGE){\ @@ -330,9 +330,9 @@ *yuv_u=\ _ur[__RVALUE_##__bit_depth__(t_val)] +\ _ug[__GVALUE_##__bit_depth__(t_val)] +\ - _ub[__BVALUE_##__bit_depth__(t_val)];\ + _ubvr[__BVALUE_##__bit_depth__(t_val)];\ *yuv_v=\ - _vr[__RVALUE_##__bit_depth__(t_val)] +\ + _ubvr[__RVALUE_##__bit_depth__(t_val)] +\ _vg[__GVALUE_##__bit_depth__(t_val)] +\ _vb[__BVALUE_##__bit_depth__(t_val)];\ datapi+=2;\ @@ -405,10 +405,10 @@ k,i,__BBYTE);\ yuv->u[x_2+i/2+(k/2+y_2)*yuv->uv_width]=\ (yuv->u[x_2+i/2+(k/2+y_2)*yuv->uv_width]*(UCHAR_MAX-avg3)+\ - (Ur[avg2] + Ug[avg1] +Ub[avg0])*avg3)/UCHAR_MAX;\ + (Ur[avg2] + Ug[avg1] +UbVr[avg0])*avg3)/UCHAR_MAX;\ yuv->v[x_2+i/2+(k/2+y_2)*yuv->uv_width]=\ (yuv->v[x_2+i/2+(k/2+y_2)*yuv->uv_width]*(UCHAR_MAX-avg3)+\ - (Vr[avg2] + Vg[avg1] +Vb[avg0])*avg3)/UCHAR_MAX;\ + (UbVr[avg2] + Vg[avg1] +Vb[avg0])*avg3)/UCHAR_MAX;\ }\ j++;\ }\ @@ -436,9 +436,9 @@ yuv->u[x_2+i/2+(k/2+y_2)*y_width_2]=\ Ur[data_tm[(k*width_tm+i)*4+__RBYTE]] +\ Ug[data_tm[(k*width_tm+i)*4+__GBYTE]] +\ - Ub[data_tm[(k*width_tm+i)*4+__BBYTE]];\ + UbVr[data_tm[(k*width_tm+i)*4+__BBYTE]];\ yuv->v[x_2+i/2+(k/2+y_2)*y_width_2]=\ - Vr[data_tm[(k*width_tm+i)*4+__RBYTE]] +\ + UbVr[data_tm[(k*width_tm+i)*4+__RBYTE]] +\ Vg[data_tm[(k*width_tm+i)*4+__GBYTE]] +\ Vb[data_tm[(k*width_tm+i)*4+__BBYTE]] ;\ }\ diff --git a/recordmydesktop/src/bgr_to_yuv.c b/recordmydesktop/src/bgr_to_yuv.c index f0632e7..2408c92 100644 --- a/recordmydesktop/src/bgr_to_yuv.c +++ b/recordmydesktop/src/bgr_to_yuv.c @@ -42,10 +42,8 @@ void MakeMatrices(){ for(i=0;i<256;i++) Ug[i]=74.2-(2384.0*i)/8192.0+8.0; for(i=0;i<256;i++) - Ub[i]=(3598.0*i)/8192.0 ; + UbVr[i]=(3598.0*i)/8192.0 ; - for(i=0;i<256;i++) - Vr[i]=(3598.0*i)/8192.0; for(i=0;i<256;i++) Vg[i]=93.8-(3013.0*i)/8192.0+8.0; for(i=0;i<256;i++) -- cgit v1.2.3