142 lines
3.9 KiB
C
Executable File
142 lines
3.9 KiB
C
Executable File
/**
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* @file fbindex.c
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*
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*/
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/*********************
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* INCLUDES
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*********************/
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#include "fbdev.h"
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#include "hd_gfx.h"
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#include "hd_common.h"
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#include "Utility/Color.h"
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//extern const uint32_t gDemoKit_Palette_Palette[256];
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lv_color8_t gDemoKit_Palette_RGB332[256];
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uint32_t gDemoKit_Palette_BGRA8888[256];
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#define icst_prom0 103
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#define icst_prom1 88
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#define icst_prom2 183
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#define icst_prom3 198
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typedef UINT8 CVALUE; ///< single color value
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#define COLOR_YUVA_GET_V(c) (CVALUE)(((c) & 0x00ff0000) >> 16) ///< get V channel value of YUVA color
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#define COLOR_YUVA_GET_U(c) (CVALUE)(((c) & 0x0000ff00) >> 8) ///< get U channel value of YUVA color
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#define COLOR_YUVA_GET_Y(c) (CVALUE)(((c) & 0x000000ff) >> 0) ///< get Y channel value of YUVA color
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#define YUV_GET_R(y,u,v) ( ((INT32)y) + ((INT32)(v)-128) + ((icst_prom0*((INT32)(v)-128))>>8) )
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#define YUV_GET_G(y,u,v) ( ((INT32)y) - ((icst_prom1*((INT32)(u)-128))>>8) - ((icst_prom2*((INT32)(v)-128))>>8) )
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#define YUV_GET_B(y,u,v) ( ((INT32)y) + ((INT32)(u)-128) + ((icst_prom3*((INT32)(u)-128))>>8) )
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#define CLAMP_TO_BYTE(v) (((v) < 0)?0:((v>255)?255:(v)))
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#define YUV_GET_RGB(y,u,v,r,g,b) \
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{ \
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r = YUV_GET_R(y,u,v); r = CLAMP_TO_BYTE(r); \
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g = YUV_GET_G(y,u,v); g = CLAMP_TO_BYTE(g); \
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b = YUV_GET_B(y,u,v); b = CLAMP_TO_BYTE(b); \
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}
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#define COLOR_MAKE_BGRA(r,g,b,a) \
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(((uint32_t)(b)&0x000000ff)|\
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(((uint32_t)(g)&0x000000ff)<<8)|\
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(((uint32_t)(r)&0x000000ff)<<16)|\
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(((uint32_t)(a)&0x000000ff)<<24)) ///< make RGBA color by R,G,B,A channel value
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UINT32 COLOR_YUV_2_BGRA8888(UINT32 yuv, UINT32 a)
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{
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INT32 r, g, b;
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UINT32 argb888;
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INT32 y, u, v;
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v = COLOR_YUVA_GET_V(yuv);
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u = COLOR_YUVA_GET_U(yuv);
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y = COLOR_YUVA_GET_Y(yuv);
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YUV_GET_RGB(y, u, v, r, g, b);
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argb888 = COLOR_MAKE_BGRA(r, g, b, a);
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return argb888;
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}
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static inline lv_color8_t fb_color_to8(lv_color32_t color)
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{
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lv_color8_t ret;
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LV_COLOR_SET_R8(ret, LV_COLOR_GET_R(color) >> 5); /* 8 - 3 = 5*/
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LV_COLOR_SET_G8(ret, LV_COLOR_GET_G(color) >> 5); /* 8 - 3 = 5*/
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LV_COLOR_SET_B8(ret, LV_COLOR_GET_B(color) >> 6); /* 8 - 2 = 6*/
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//printf("%x %x \r\n",ret.full,color.full);
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return ret;
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}
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#if 0
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void PALETTE_PREPARE(void)
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{
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UINT32 i = 0;
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for (i = 0; i < 256; i++) {
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if(i==0) {
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gDemoKit_Palette_BGRA8888[i] = COLOR_YUV_2_BGRA8888(gDemoKit_Palette_Palette[i], 0x00);
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} else {
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gDemoKit_Palette_BGRA8888[i] = COLOR_YUV_2_BGRA8888(gDemoKit_Palette_Palette[i], 0xff);
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}
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gDemoKit_Palette_RGB332[i] = fb_color_to8((lv_color32_t)gDemoKit_Palette_BGRA8888[i]);
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}
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}
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#endif
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UINT8 color8_toI8(lv_color8_t color)
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{
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UINT8 i=0;
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printf("color %x \r\n",color.full);
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for(i=0;i<256;i++) {
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if((color.full==0xff)||(color.full==0x24)) {
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printf(" %x index %d \r\n",gDemoKit_Palette_RGB332[i].full,i);
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}
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if(color.full==gDemoKit_Palette_RGB332[i].full){
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//printf("find %x index %d \r\n",color.full,i);
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return i;
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}
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break;
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}
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if(color.full==0xb){
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return 0xe;
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}else {
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printf("%x not in palette table \r\n",color.full);
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return 0;
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}
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}
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UINT32 COLOR_YUV_2_RGB(UINT32 yuv, UINT32 a)
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{
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INT32 r, g, b;
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UINT32 argb888;
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INT32 y, u, v;
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v = COLOR_YUVA_GET_V(yuv);
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u = COLOR_YUVA_GET_U(yuv);
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y = COLOR_YUVA_GET_Y(yuv);
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YUV_GET_RGB(y, u, v, r, g, b);
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argb888 = COLOR_MAKE_RGBA(r, g, b, a);
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return argb888;
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}
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//void PALETTE_PREPARE_DATA(void)
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//{
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// UINT32 i = 0;
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// uint32_t gDemoKit_Palette_Index8[256];
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//
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// for (i = 0; i < 256; i++) {
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// gDemoKit_Palette_Index8[i] = COLOR_YUV_2_RGB(gDemoKit_Palette_Palette[i], 0xff);
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// //DBG_DUMP("%d %x \r\n",i,gDemoKit_Palette_Index8[i]);
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// }
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// gDemoKit_Palette_Index8[0] = COLOR_YUV_2_RGB(gDemoKit_Palette_Palette[0], 0);
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//
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// //copy convert palette to org palette table
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// memcpy((void *)gDemoKit_Palette_Palette,(void *)gDemoKit_Palette_Index8,sizeof(UINT32)*256);
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//}
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