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mpv/libvo/osd.c

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/*
* generic alpha renderers for all YUV modes and RGB depths
* These are "reference implementations", should be optimized later (MMX, etc).
* templating code by Michael Niedermayer (michaelni@gmx.at)
*
* This file is part of MPlayer.
*
* MPlayer is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* MPlayer is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with MPlayer; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
//#define FAST_OSD
//#define FAST_OSD_TABLE
#include "config.h"
#include "osd.h"
#include "mp_msg.h"
#include <inttypes.h>
#include <sys/types.h>
#include "cpudetect.h"
#if ARCH_X86
static const uint64_t bFF __attribute__((aligned(8))) = 0xFFFFFFFFFFFFFFFFULL;
static const unsigned long long mask24lh __attribute__((aligned(8))) = 0xFFFF000000000000ULL;
static const unsigned long long mask24hl __attribute__((aligned(8))) = 0x0000FFFFFFFFFFFFULL;
#endif
//Note: we have C, X86-nommx, MMX, MMX2
//Plain C versions
#define COMPILE_C
#if ARCH_X86
#define COMPILE_MMX
#define COMPILE_MMX2
#endif /* ARCH_X86 */
#undef HAVE_MMX
#undef HAVE_MMX2
#define HAVE_MMX 0
#define HAVE_MMX2 0
#if ! ARCH_X86
#ifdef COMPILE_C
#undef HAVE_MMX
#undef HAVE_MMX2
#define HAVE_MMX 0
#define HAVE_MMX2 0
#define RENAME(a) a ## _C
#include "osd_template.c"
#endif
#else
//X86 noMMX versions
#ifdef COMPILE_C
#undef RENAME
#undef HAVE_MMX
#undef HAVE_MMX2
#define HAVE_MMX 0
#define HAVE_MMX2 0
#define RENAME(a) a ## _X86
#include "osd_template.c"
#endif
//MMX versions
#ifdef COMPILE_MMX
#undef RENAME
#undef HAVE_MMX
#undef HAVE_MMX2
#define HAVE_MMX 1
#define HAVE_MMX2 0
#define RENAME(a) a ## _MMX
#include "osd_template.c"
#endif
//MMX2 versions
#ifdef COMPILE_MMX2
#undef RENAME
#undef HAVE_MMX
#undef HAVE_MMX2
#define HAVE_MMX 1
#define HAVE_MMX2 1
#define RENAME(a) a ## _MMX2
#include "osd_template.c"
#endif
#endif /* ARCH_X86 */
void vo_draw_alpha_yv12(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
#if ARCH_X86
// ordered by speed / fastest first
if(gCpuCaps.hasMMX2)
vo_draw_alpha_yv12_MMX2(w, h, src, srca, srcstride, dstbase, dststride);
else if(gCpuCaps.hasMMX)
vo_draw_alpha_yv12_MMX(w, h, src, srca, srcstride, dstbase, dststride);
else
vo_draw_alpha_yv12_X86(w, h, src, srca, srcstride, dstbase, dststride);
#else
vo_draw_alpha_yv12_C(w, h, src, srca, srcstride, dstbase, dststride);
#endif
}
void vo_draw_alpha_yuy2(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
#if ARCH_X86
// ordered by speed / fastest first
if(gCpuCaps.hasMMX2)
vo_draw_alpha_yuy2_MMX2(w, h, src, srca, srcstride, dstbase, dststride);
else if(gCpuCaps.hasMMX)
vo_draw_alpha_yuy2_MMX(w, h, src, srca, srcstride, dstbase, dststride);
else
vo_draw_alpha_yuy2_X86(w, h, src, srca, srcstride, dstbase, dststride);
#else
vo_draw_alpha_yuy2_C(w, h, src, srca, srcstride, dstbase, dststride);
#endif
}
void vo_draw_alpha_rgb24(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
#if ARCH_X86
// ordered by speed / fastest first
if(gCpuCaps.hasMMX2)
vo_draw_alpha_rgb24_MMX2(w, h, src, srca, srcstride, dstbase, dststride);
else if(gCpuCaps.hasMMX)
vo_draw_alpha_rgb24_MMX(w, h, src, srca, srcstride, dstbase, dststride);
else
vo_draw_alpha_rgb24_X86(w, h, src, srca, srcstride, dstbase, dststride);
#else
vo_draw_alpha_rgb24_C(w, h, src, srca, srcstride, dstbase, dststride);
#endif
}
void vo_draw_alpha_rgb32(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
#if ARCH_X86
// ordered by speed / fastest first
if(gCpuCaps.hasMMX2)
vo_draw_alpha_rgb32_MMX2(w, h, src, srca, srcstride, dstbase, dststride);
else if(gCpuCaps.hasMMX)
vo_draw_alpha_rgb32_MMX(w, h, src, srca, srcstride, dstbase, dststride);
else
vo_draw_alpha_rgb32_X86(w, h, src, srca, srcstride, dstbase, dststride);
#else
vo_draw_alpha_rgb32_C(w, h, src, srca, srcstride, dstbase, dststride);
#endif
}
#ifdef FAST_OSD_TABLE
static unsigned short fast_osd_12bpp_table[256];
static unsigned short fast_osd_15bpp_table[256];
static unsigned short fast_osd_16bpp_table[256];
#endif
void vo_draw_alpha_init(void){
#ifdef FAST_OSD_TABLE
int i;
for(i=0;i<256;i++){
fast_osd_12bpp_table[i]=((i>>4)<< 8)|((i>>4)<<4)|(i>>4);
fast_osd_15bpp_table[i]=((i>>3)<<10)|((i>>3)<<5)|(i>>3);
fast_osd_16bpp_table[i]=((i>>3)<<11)|((i>>2)<<5)|(i>>3);
}
#endif
//FIXME the optimized stuff is a lie for 15/16bpp as they aren't optimized yet
if( mp_msg_test(MSGT_OSD,MSGL_V) )
{
#if ARCH_X86
// ordered per speed fasterst first
if(gCpuCaps.hasMMX2)
mp_msg(MSGT_OSD,MSGL_INFO,"Using MMX (with tiny bit MMX2) Optimized OnScreenDisplay\n");
else if(gCpuCaps.hasMMX)
mp_msg(MSGT_OSD,MSGL_INFO,"Using MMX Optimized OnScreenDisplay\n");
else
mp_msg(MSGT_OSD,MSGL_INFO,"Using X86 Optimized OnScreenDisplay\n");
#else
mp_msg(MSGT_OSD,MSGL_INFO,"Using Unoptimized OnScreenDisplay\n");
#endif
}
}
void vo_draw_alpha_rgb12(int w, int h, unsigned char* src, unsigned char *srca,
int srcstride, unsigned char* dstbase, int dststride) {
int y;
for (y = 0; y < h; y++) {
register unsigned short *dst = (unsigned short*) dstbase;
register int x;
for (x = 0; x < w; x++) {
if(srca[x]){
#ifdef FAST_OSD
#ifdef FAST_OSD_TABLE
dst[x] = fast_osd_12bpp_table[src[x]];
#else
register unsigned int a = src[x] >> 4;
dst[x] = (a << 8) | (a << 4) | a;
#endif
#else
unsigned char r = dst[x] & 0x0F;
unsigned char g = (dst[x] >> 4) & 0x0F;
unsigned char b = (dst[x] >> 8) & 0x0F;
r = (((r*srca[x]) >> 4) + src[x]) >> 4;
g = (((g*srca[x]) >> 4) + src[x]) >> 4;
b = (((b*srca[x]) >> 4) + src[x]) >> 4;
dst[x] = (b << 8) | (g << 4) | r;
#endif
}
}
src += srcstride;
srca += srcstride;
dstbase += dststride;
}
return;
}
void vo_draw_alpha_rgb15(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
for(y=0;y<h;y++){
register unsigned short *dst = (unsigned short*) dstbase;
register int x;
for(x=0;x<w;x++){
if(srca[x]){
#ifdef FAST_OSD
#ifdef FAST_OSD_TABLE
dst[x]=fast_osd_15bpp_table[src[x]];
#else
register unsigned int a=src[x]>>3;
dst[x]=(a<<10)|(a<<5)|a;
#endif
#else
unsigned char r=dst[x]&0x1F;
unsigned char g=(dst[x]>>5)&0x1F;
unsigned char b=(dst[x]>>10)&0x1F;
r=(((r*srca[x])>>5)+src[x])>>3;
g=(((g*srca[x])>>5)+src[x])>>3;
b=(((b*srca[x])>>5)+src[x])>>3;
dst[x]=(b<<10)|(g<<5)|r;
#endif
}
}
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
return;
}
void vo_draw_alpha_rgb16(int w,int h, unsigned char* src, unsigned char *srca, int srcstride, unsigned char* dstbase,int dststride){
int y;
for(y=0;y<h;y++){
register unsigned short *dst = (unsigned short*) dstbase;
register int x;
for(x=0;x<w;x++){
if(srca[x]){
#ifdef FAST_OSD
#ifdef FAST_OSD_TABLE
dst[x]=fast_osd_16bpp_table[src[x]];
#else
dst[x]=((src[x]>>3)<<11)|((src[x]>>2)<<5)|(src[x]>>3);
#endif
#else
unsigned char r=dst[x]&0x1F;
unsigned char g=(dst[x]>>5)&0x3F;
unsigned char b=(dst[x]>>11)&0x1F;
r=(((r*srca[x])>>5)+src[x])>>3;
g=(((g*srca[x])>>6)+src[x])>>2;
b=(((b*srca[x])>>5)+src[x])>>3;
dst[x]=(b<<11)|(g<<5)|r;
#endif
}
}
src+=srcstride;
srca+=srcstride;
dstbase+=dststride;
}
return;
}
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