mirror of
https://github.com/FunKey-Project/FunKey-ProdScreens.git
synced 2025-12-12 16:58:50 +01:00
tests with neon functions to rotate a matrix by 270 or 90° clockwise and inverse transpose
This commit is contained in:
Vincent Buso
parent
f4e1dbb56e
commit
78150ef41d
@ -172,6 +172,93 @@ void fbtft_transpose_neon(uint16_t* src, uint16_t* dst, int w, int h){
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}
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}
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}
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}
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}
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}
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/*
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NEON optimized matrix transpose inverse
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(dimensions multiple of 4, 16bits pixels)
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*/
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void fbtft_transpose_inv_neon(uint16_t* src, uint16_t* dst, int w, int h){
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/* Vars */
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uint16x4x4_t v_tmp;
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int y, x;
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/* Main loop */
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for (y=0; y<h; y+=4){
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for (x=0; x<w; x+=4){
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/* Neon Load */
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v_tmp.val[0] = vld1_u16(src + (y+3)*w + x );
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v_tmp.val[1] = vld1_u16(src + (y+2)*w + x );
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v_tmp.val[2] = vld1_u16(src + (y+1)*w + x );
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v_tmp.val[3] = vld1_u16(src + (y+0)*w + x );
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/* Neon store (4 interleaved) */
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vst4_lane_u16(dst + ( (w-1) - x - 3 )*h + (h-y-3-1), v_tmp, 3);
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vst4_lane_u16(dst + ( (w-1) - x - 2 )*h + (h-y-3-1), v_tmp, 2);
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vst4_lane_u16(dst + ( (w-1) - x - 1 )*h + (h-y-3-1), v_tmp, 1);
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vst4_lane_u16(dst + ( (w-1) - x - 0 )*h + (h-y-3-1), v_tmp, 0);
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}
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}
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}
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/*
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NEON optimized matrix rotate 90° CW
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(dimensions multiple of 4, 16bits pixels)
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*/
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void fbtft_rotate_90cw_neon(uint16_t* src, uint16_t* dst, int w, int h){
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/* Vars */
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uint16x4x4_t v_tmp;
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int y, x;
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/* Main loop */
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for (y=0; y<h; y+=4){
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for (x=0; x<w; x+=4){
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/* Neon Load */
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v_tmp.val[0] = vld1_u16(src + (y+3)*w + x );
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v_tmp.val[1] = vld1_u16(src + (y+2)*w + x );
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v_tmp.val[2] = vld1_u16(src + (y+1)*w + x );
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v_tmp.val[3] = vld1_u16(src + (y+0)*w + x );
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/* Neon store (4 interleaved) */
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vst4_lane_u16(dst + (x+0)*h + (h-y-3-1), v_tmp, 0);
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vst4_lane_u16(dst + (x+1)*h + (h-y-3-1), v_tmp, 1);
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vst4_lane_u16(dst + (x+2)*h + (h-y-3-1), v_tmp, 2);
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vst4_lane_u16(dst + (x+3)*h + (h-y-3-1), v_tmp, 3);
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}
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}
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}
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/*
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NEON optimized matrix rotate 270° CW
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(dimensions multiple of 4, 16bits pixels)
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*/
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void fbtft_rotate_270cw_neon(uint16_t* src, uint16_t* dst, int w, int h){
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/* Vars */
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uint16x4x4_t v_tmp;
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int y, x;
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/* Main loop */
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for (y=0; y<h; y+=4){
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for (x=0; x<w; x+=4){
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/* Neon Load */
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v_tmp.val[0] = vld1_u16(src + (y+0)*w + x );
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v_tmp.val[1] = vld1_u16(src + (y+1)*w + x );
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v_tmp.val[2] = vld1_u16(src + (y+2)*w + x );
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v_tmp.val[3] = vld1_u16(src + (y+3)*w + x );
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/* Neon store (4 interleaved) */
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vst4_lane_u16(dst + ( (w-1) - x - 3 )*h + y, v_tmp, 3);
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vst4_lane_u16(dst + ( (w-1) - x - 2 )*h + y, v_tmp, 2);
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vst4_lane_u16(dst + ( (w-1) - x - 1 )*h + y, v_tmp, 1);
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vst4_lane_u16(dst + ( (w-1) - x - 0 )*h + y, v_tmp, 0);
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}
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}
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}
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#endif //__ARM_FP
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#endif //__ARM_FP
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@ -292,23 +379,23 @@ int launch_prod_screen_tests(int argc, char *argv[]){
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/* NEON */
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/* NEON */
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/*uint16x4x4_t v_tmp;
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/*uint16x4x4_t v_tmp;
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v_tmp.val[0] = vld1_u16(line_y0);
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v_tmp.val[0] = vrev64_u16(vld1_u16(line_y3));
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v_tmp.val[1] = vld1_u16(line_y1);
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v_tmp.val[1] = vrev64_u16(vld1_u16(line_y2));
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v_tmp.val[2] = vld1_u16(line_y2);
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v_tmp.val[2] = vrev64_u16(vld1_u16(line_y1));
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v_tmp.val[3] = vld1_u16(line_y3);*/
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v_tmp.val[3] = vrev64_u16(vld1_u16(line_y0));*/
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uint16x4_t d0 = vrev64_u16(vld1_u16(line_y3));
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uint16x4_t d0 = vld1_u16(line_y3);
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uint16x4_t d1 = vrev64_u16(vld1_u16(line_y2));
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uint16x4_t d1 = vld1_u16(line_y2);
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uint16x4_t d2 = vrev64_u16(vld1_u16(line_y1));
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uint16x4_t d2 = vld1_u16(line_y1);
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uint16x4_t d3 = vrev64_u16(vld1_u16(line_y0));
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uint16x4_t d3 = vld1_u16(line_y0);
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uint16x4x4_t v_tmp = {d0, d1, d2, d3};
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uint16x4x4_t v_tmp = {d0, d1, d2, d3};
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uint16_t out_line_y0[4], out_line_y1[4], out_line_y2[4], out_line_y3[4];
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uint16_t out_line_y0[4], out_line_y1[4], out_line_y2[4], out_line_y3[4];
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vst4_lane_u16(out_line_y0, v_tmp, 0);
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vst4_lane_u16(out_line_y0, v_tmp, 3);
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vst4_lane_u16(out_line_y1, v_tmp, 1);
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vst4_lane_u16(out_line_y1, v_tmp, 2);
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vst4_lane_u16(out_line_y2, v_tmp, 2);
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vst4_lane_u16(out_line_y2, v_tmp, 1);
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vst4_lane_u16(out_line_y3, v_tmp, 3);
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vst4_lane_u16(out_line_y3, v_tmp, 0);
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printf("\nFinal 4x4 block:\n");
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printf("\nFinal 4x4 block:\n");
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@ -325,19 +412,15 @@ int launch_prod_screen_tests(int argc, char *argv[]){
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/****************************************** 1 bis (neon rotate 270 CW) ********************************/
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/****************************************** 1 bis (neon rotate 270 CW) ********************************/
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#if 0
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#if 0
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uint16_t line_y0[4] = {0, 1, 2, 3};
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const uint16_t line_y0[4] = {0, 1, 2, 3};
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uint16_t line_y1[4] = {4, 5, 6, 7};
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const uint16_t line_y1[4] = {4, 5, 6, 7};
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uint16_t line_y2[4] = {8, 9, 10, 11};
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const uint16_t line_y2[4] = {8, 9, 10, 11};
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uint16_t line_y3[4] = {12, 13, 14, 15};
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const uint16_t line_y3[4] = {12, 13, 14, 15};
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printf("\nOriginal 4x4 block:\n");
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printf("\nOriginal 4x4 block:\n");
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/*printf(" %02d, %02d, %02d, %02d\n", line_y0[0], line_y0[1], line_y0[2], line_y0[3]);
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printf(" %02d, %02d, %02d, %02d\n", line_y1[0], line_y1[1], line_y1[2], line_y1[3]);
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printf(" %02d, %02d, %02d, %02d\n", line_y2[0], line_y2[1], line_y2[2], line_y2[3]);
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printf(" %02d, %02d, %02d, %02d\n", line_y3[0], line_y3[1], line_y3[2], line_y3[3]);*/
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disp4(line_y0); disp4(line_y1); disp4(line_y2); disp4(line_y3);
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disp4(line_y0); disp4(line_y1); disp4(line_y2); disp4(line_y3);
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/* NEON */
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/* NEON */
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/*uint16x4x4_t v_tmp;
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/*uint16x4x4_t v_tmp;
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v_tmp.val[0] = vld1_u16(line_y0);
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v_tmp.val[0] = vld1_u16(line_y0);
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@ -345,33 +428,41 @@ int launch_prod_screen_tests(int argc, char *argv[]){
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v_tmp.val[2] = vld1_u16(line_y2);
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v_tmp.val[2] = vld1_u16(line_y2);
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v_tmp.val[3] = vld1_u16(line_y3);*/
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v_tmp.val[3] = vld1_u16(line_y3);*/
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uint16x4_t d0 = vrev64_u16(vld1_u16(line_y0));
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uint16x4_t d0 = vld1_u16(line_y0);
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uint16x4_t d1 = vrev64_u16(vld1_u16(line_y1));
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uint16x4_t d1 = vld1_u16(line_y1);
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uint16x4_t d2 = vrev64_u16(vld1_u16(line_y2));
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uint16x4_t d2 = vld1_u16(line_y2);
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uint16x4_t d3 = vrev64_u16(vld1_u16(line_y3));
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uint16x4_t d3 = vld1_u16(line_y3);
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uint16x4x4_t v_tmp = {d0, d1, d2, d3};
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uint16x4x4_t v_tmp = {d0, d1, d2, d3};
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uint16_t out_line_y0[4], out_line_y1[4], out_line_y2[4], out_line_y3[4];
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uint16_t out_line_y0[4], out_line_y1[4], out_line_y2[4], out_line_y3[4];
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vst4_lane_u16(out_line_y0, v_tmp, 0);
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vst4_lane_u16(out_line_y0, v_tmp, 3);
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vst4_lane_u16(out_line_y1, v_tmp, 1);
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vst4_lane_u16(out_line_y1, v_tmp, 2);
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vst4_lane_u16(out_line_y2, v_tmp, 2);
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vst4_lane_u16(out_line_y2, v_tmp, 1);
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vst4_lane_u16(out_line_y3, v_tmp, 3);
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vst4_lane_u16(out_line_y3, v_tmp, 0);
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printf("\nFinal 4x4 block:\n");
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printf("Final 4x4 block:\n");
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/*printf(" %02d, %02d, %02d, %02d\n", out_line_y0[0], out_line_y0[1], out_line_y0[2], out_line_y0[3]);
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printf(" %02d, %02d, %02d, %02d\n", out_line_y1[0], out_line_y1[1], out_line_y1[2], out_line_y1[3]);
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printf(" %02d, %02d, %02d, %02d\n", out_line_y2[0], out_line_y2[1], out_line_y2[2], out_line_y2[3]);
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printf(" %02d, %02d, %02d, %02d\n", out_line_y3[0], out_line_y3[1], out_line_y3[2], out_line_y3[3]);*/
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disp4(out_line_y0); disp4(out_line_y1); disp4(out_line_y2); disp4(out_line_y3);
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disp4(out_line_y0); disp4(out_line_y1); disp4(out_line_y2); disp4(out_line_y3);
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/*const uint16_t mat_src[] = {line_y0, line_y1, line_y2, line_y3};
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const uint16_t mat_dst[4*4];
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printf("\nmat src:\n");
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disp4x4(mat_src);
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fbtft_rotate_270cw_neon(mat_src, mat_dst, 4, 4);
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printf("mat dst:\n");
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disp4x4(mat_dst);*/
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#endif
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#endif
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/**********************************************************************************/
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/**********************************************************************************/
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/****************************************** 1 bis (neon rotate 90 CW) ********************************/
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/****************************************** 1 bis (neon rotate 90 CW) ********************************/
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#if 1
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#if 0
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uint16_t line_y0[4] = {0, 1, 2, 3};
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uint16_t line_y0[4] = {0, 1, 2, 3};
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uint16_t line_y1[4] = {4, 5, 6, 7};
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uint16_t line_y1[4] = {4, 5, 6, 7};
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uint16_t line_y2[4] = {8, 9, 10, 11};
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uint16_t line_y2[4] = {8, 9, 10, 11};
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@ -695,6 +786,221 @@ int launch_prod_screen_tests(int argc, char *argv[]){
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/****************************************** 3 bis ********************************/
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#if 0
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/* Vars */
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int h = image_rgb_16b->h, w = image_rgb_16b->w;
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uint16_t * p = (uint16_t *)image_rgb_16b->pixels;
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int y, x;
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/* Rotate 90 CW */
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SDL_Surface *image_rgb_16b_rotated_90_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
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uint16_t * p2 = (uint16_t *)image_rgb_16b_rotated_90_neon->pixels;
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fbtft_rotate_90cw_neon(p, p2, w, h);
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/* Transpose inv */
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SDL_Surface *image_rgb_16b_transp_inv_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
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uint16_t * p3 = (uint16_t *)image_rgb_16b_transp_inv_neon->pixels;
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fbtft_transpose_inv_neon(p, p3, w, h);
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/* Rotate 270 CW */
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SDL_Surface *image_rgb_16b_rotated_270_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
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uint16_t * p4 = (uint16_t *)image_rgb_16b_rotated_270_neon->pixels;
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fbtft_rotate_270cw_neon(p, p4, w, h);
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/* Blit image */
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SDL_Surface * imgs_to_blit[] = {
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image_rgb_16b,
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image_rgb_16b_rotated_270_neon,
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image_rgb_16b_transp_inv_neon,
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image_rgb_16b_rotated_90_neon,
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};
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int nb_images_to_blit = sizeof(imgs_to_blit)/sizeof(imgs_to_blit[0]);
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int cur_idx_blit = 1;
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SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
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/// -------- Main loop ---------
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while (!stop_menu_loop)
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{
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/// -------- Handle Keyboard Events ---------
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while (SDL_PollEvent(&event))
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switch(event.type)
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{
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case SDL_QUIT:
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stop_menu_loop = 1;
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break;
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case SDL_KEYDOWN:
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switch (event.key.keysym.sym)
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{
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case SDLK_m:
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stop_menu_loop = 1;
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res = ERROR_MANUAL_FAIL;
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break;
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case SDLK_q:
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case SDLK_n:
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case SDLK_ESCAPE:
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stop_menu_loop = 1;
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res = 0;
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break;
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case SDLK_l:
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cur_idx_blit = cur_idx_blit?cur_idx_blit-1:nb_images_to_blit-1;
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SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
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printf("idx = %d\n", cur_idx_blit);
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break;
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case SDLK_r:
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cur_idx_blit = (cur_idx_blit+1)%nb_images_to_blit;
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SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
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break;
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default:
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break;
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}
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}
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/* To investigate but with Buildroot, we need this: */
|
||||||
|
SDL_Flip(hw_surface);
|
||||||
|
|
||||||
|
/* Sleep for some time */
|
||||||
|
SDL_Delay(1000/60);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* free */
|
||||||
|
SDL_FreeSurface(image_rgb_16b);
|
||||||
|
SDL_FreeSurface(image_rgb_16b_rotated_90_neon);
|
||||||
|
#endif //0
|
||||||
|
/*************************************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/****************************************** 3 bis (non squared) ********************************/
|
||||||
|
#if 1
|
||||||
|
/* Vars */
|
||||||
|
int w = image_rgb_16b->w/2, h = image_rgb_16b->h;
|
||||||
|
SDL_Surface *image_rgb_16b_notsquare = SDL_CreateRGBSurface(SDL_SWSURFACE, w, h, 16, 0,0,0,0);
|
||||||
|
//SDL_Rect dst_rect={ (image_rgb_16b->w-w)/2, 0, w, h };
|
||||||
|
SDL_BlitSurface(image_rgb_16b, NULL, image_rgb_16b_notsquare, NULL);
|
||||||
|
uint16_t * p = (uint16_t *)image_rgb_16b_notsquare->pixels;
|
||||||
|
int y, x;
|
||||||
|
|
||||||
|
/* Rotate 90 CW */
|
||||||
|
SDL_Surface *image_rgb_16b_rotated_90_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
|
||||||
|
uint16_t * p2 = (uint16_t *)image_rgb_16b_rotated_90_neon->pixels;
|
||||||
|
fbtft_rotate_90cw_neon(p, p2, w, h);
|
||||||
|
|
||||||
|
/* Transpose inv */
|
||||||
|
SDL_Surface *image_rgb_16b_transp_inv_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
|
||||||
|
uint16_t * p3 = (uint16_t *)image_rgb_16b_transp_inv_neon->pixels;
|
||||||
|
fbtft_transpose_inv_neon(p, p3, w, h);
|
||||||
|
|
||||||
|
/* Rotate 270 CW */
|
||||||
|
SDL_Surface *image_rgb_16b_rotated_270_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
|
||||||
|
uint16_t * p4 = (uint16_t *)image_rgb_16b_rotated_270_neon->pixels;
|
||||||
|
fbtft_rotate_270cw_neon(p, p4, w, h);
|
||||||
|
|
||||||
|
/* Transpose */
|
||||||
|
SDL_Surface *image_rgb_16b_transp_neon = SDL_CreateRGBSurface(SDL_SWSURFACE, h, w, 16, 0,0,0,0);
|
||||||
|
uint16_t * p5 = (uint16_t *)image_rgb_16b_transp_neon->pixels;
|
||||||
|
fbtft_transpose_neon(p, p5, w, h);
|
||||||
|
|
||||||
|
/* Blit image */
|
||||||
|
SDL_Surface * imgs_to_blit[] = {
|
||||||
|
image_rgb_16b_notsquare,
|
||||||
|
image_rgb_16b_rotated_270_neon,
|
||||||
|
image_rgb_16b_rotated_90_neon,
|
||||||
|
image_rgb_16b_transp_neon,
|
||||||
|
image_rgb_16b_transp_inv_neon
|
||||||
|
};
|
||||||
|
int nb_images_to_blit = sizeof(imgs_to_blit)/sizeof(imgs_to_blit[0]);
|
||||||
|
int cur_idx_blit = 0;
|
||||||
|
|
||||||
|
|
||||||
|
SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
|
||||||
|
|
||||||
|
/// -------- Main loop ---------
|
||||||
|
while (!stop_menu_loop)
|
||||||
|
{
|
||||||
|
/// -------- Handle Keyboard Events ---------
|
||||||
|
while (SDL_PollEvent(&event))
|
||||||
|
switch(event.type)
|
||||||
|
{
|
||||||
|
case SDL_QUIT:
|
||||||
|
stop_menu_loop = 1;
|
||||||
|
break;
|
||||||
|
case SDL_KEYDOWN:
|
||||||
|
switch (event.key.keysym.sym)
|
||||||
|
{
|
||||||
|
case SDLK_m:
|
||||||
|
stop_menu_loop = 1;
|
||||||
|
res = ERROR_MANUAL_FAIL;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SDLK_q:
|
||||||
|
case SDLK_n:
|
||||||
|
case SDLK_ESCAPE:
|
||||||
|
stop_menu_loop = 1;
|
||||||
|
res = 0;
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SDLK_l:
|
||||||
|
cur_idx_blit = cur_idx_blit?cur_idx_blit-1:nb_images_to_blit-1;
|
||||||
|
SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
|
||||||
|
printf("idx = %d\n", cur_idx_blit);
|
||||||
|
break;
|
||||||
|
|
||||||
|
case SDLK_r:
|
||||||
|
cur_idx_blit = (cur_idx_blit+1)%nb_images_to_blit;
|
||||||
|
SDL_BlitSurface(imgs_to_blit[cur_idx_blit], NULL, hw_surface, NULL);
|
||||||
|
break;
|
||||||
|
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* To investigate but with Buildroot, we need this: */
|
||||||
|
SDL_Flip(hw_surface);
|
||||||
|
|
||||||
|
/* Sleep for some time */
|
||||||
|
SDL_Delay(1000/60);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* free */
|
||||||
|
SDL_FreeSurface(image_rgb_16b);
|
||||||
|
SDL_FreeSurface(image_rgb_16b_rotated_90_neon);
|
||||||
|
#endif //0
|
||||||
|
/*************************************************************************************/
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
/****************************************** 4 (perfs tests 240x240) ********************************/
|
/****************************************** 4 (perfs tests 240x240) ********************************/
|
||||||
#if 0
|
#if 0
|
||||||
//* Vars */
|
//* Vars */
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user