diff options
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/ps3/spulibs/yuv2rgb_converter.c')
| -rw-r--r-- | distrib/sdl-1.2.15/src/video/ps3/spulibs/yuv2rgb_converter.c | 629 |
1 files changed, 629 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/ps3/spulibs/yuv2rgb_converter.c b/distrib/sdl-1.2.15/src/video/ps3/spulibs/yuv2rgb_converter.c new file mode 100644 index 0000000..5e16691 --- /dev/null +++ b/distrib/sdl-1.2.15/src/video/ps3/spulibs/yuv2rgb_converter.c @@ -0,0 +1,629 @@ +/* + * SDL - Simple DirectMedia Layer + * CELL BE Support for PS3 Framebuffer + * Copyright (C) 2008, 2009 International Business Machines Corporation + * + * This library is free software; you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published + * by the Free Software Foundation; either version 2.1 of the License, or + * (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 + * USA + * + * Martin Lowinski <lowinski [at] de [dot] ibm [ibm] com> + * Dirk Herrendoerfer <d.herrendoerfer [at] de [dot] ibm [dot] com> + * SPE code based on research by: + * Rene Becker + * Thimo Emmerich + */ + +#include "spu_common.h" + +#include <spu_intrinsics.h> +#include <spu_mfcio.h> + +// Debugging +//#define DEBUG + +#ifdef DEBUG +#define deprintf(fmt, args... ) \ + fprintf( stdout, fmt, ##args ); \ + fflush( stdout ); +#else +#define deprintf( fmt, args... ) +#endif + +struct yuv2rgb_parms_t parms_converter __attribute__((aligned(128))); + +/* A maximum of 8 lines Y, therefore 4 lines V, 4 lines U are stored + * there might be the need to retrieve misaligned data, adjust + * incoming v and u plane to be able to handle this (add 128) + */ +unsigned char y_plane[2][(MAX_HDTV_WIDTH + 128) * 4] __attribute__((aligned(128))); +unsigned char v_plane[2][(MAX_HDTV_WIDTH + 128) * 2] __attribute__((aligned(128))); +unsigned char u_plane[2][(MAX_HDTV_WIDTH + 128) * 2] __attribute__((aligned(128))); + +/* A maximum of 4 lines BGRA are stored, 4 byte per pixel */ +unsigned char bgra[4 * MAX_HDTV_WIDTH * 4] __attribute__((aligned(128))); + +/* some vectors needed by the float to int conversion */ +static const vector float vec_255 = { 255.0f, 255.0f, 255.0f, 255.0f }; +static const vector float vec_0_1 = { 0.1f, 0.1f, 0.1f, 0.1f }; + +void yuv_to_rgb_w16(); +void yuv_to_rgb_w32(); + +void yuv_to_rgb_w16_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr, unsigned int width); +void yuv_to_rgb_w32_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_, unsigned int width); + + +int main(unsigned long long spe_id __attribute__((unused)), unsigned long long argp __attribute__ ((unused))) +{ + deprintf("[SPU] yuv2rgb_spu is up... (on SPE #%llu)\n", spe_id); + uint32_t ea_mfc, mbox; + // send ready message + spu_write_out_mbox(SPU_READY); + + while (1) { + /* Check mailbox */ + mbox = spu_read_in_mbox(); + deprintf("[SPU] Message is %u\n", mbox); + switch (mbox) { + case SPU_EXIT: + deprintf("[SPU] fb_writer goes down...\n"); + return 0; + case SPU_START: + break; + default: + deprintf("[SPU] Cannot handle message\n"); + continue; + } + + /* Tag Manager setup */ + unsigned int tag_id; + tag_id = mfc_multi_tag_reserve(1); + if (tag_id == MFC_TAG_INVALID) { + deprintf("[SPU] Failed to reserve mfc tags on yuv2rgb_converter\n"); + return 0; + } + + /* DMA transfer for the input parameters */ + ea_mfc = spu_read_in_mbox(); + deprintf("[SPU] Message on yuv2rgb_converter is %u\n", ea_mfc); + spu_mfcdma32(&parms_converter, (unsigned int)ea_mfc, sizeof(struct yuv2rgb_parms_t), tag_id, MFC_GET_CMD); + DMA_WAIT_TAG(tag_id); + + /* There are alignment issues that involve handling of special cases + * a width of 32 results in a width of 16 in the chrominance + * --> choose the proper handling to optimize the performance + */ + deprintf("[SPU] Convert %ix%i from YUV to RGB\n", parms_converter.src_pixel_width, parms_converter.src_pixel_height); + if (parms_converter.src_pixel_width & 0x1f) { + deprintf("[SPU] Using yuv_to_rgb_w16\n"); + yuv_to_rgb_w16(); + } else { + deprintf("[SPU] Using yuv_to_rgb_w32\n"); + yuv_to_rgb_w32(); + } + + mfc_multi_tag_release(tag_id, 1); + deprintf("[SPU] yuv2rgb_spu... done!\n"); + /* Send FIN message */ + spu_write_out_mbox(SPU_FIN); + } + + return 0; +} + + +/* + * float_to_char() + * + * converts a float to a character using saturated + * arithmetic + * + * @param s float for conversion + * @returns converted character + */ +inline static unsigned char float_to_char(float s) { + vector float vec_s = spu_splats(s); + vector unsigned int select_1 = spu_cmpgt(vec_0_1, vec_s); + vec_s = spu_sel(vec_s, vec_0_1, select_1); + + vector unsigned int select_2 = spu_cmpgt(vec_s, vec_255); + vec_s = spu_sel(vec_s, vec_255, select_2); + return (unsigned char) spu_extract(vec_s,0); +} + + +/* + * vfloat_to_vuint() + * + * converts a float vector to an unsinged int vector using saturated + * arithmetic + * + * @param vec_s float vector for conversion + * @returns converted unsigned int vector + */ +inline static vector unsigned int vfloat_to_vuint(vector float vec_s) { + vector unsigned int select_1 = spu_cmpgt(vec_0_1, vec_s); + vec_s = spu_sel(vec_s, vec_0_1, select_1); + + vector unsigned int select_2 = spu_cmpgt(vec_s, vec_255); + vec_s = spu_sel(vec_s, vec_255, select_2); + return spu_convtu(vec_s,0); +} + + +void yuv_to_rgb_w16() { + // Pixel dimensions of the picture + uint32_t width, height; + + // Extract parameters + width = parms_converter.src_pixel_width; + height = parms_converter.src_pixel_height; + + // Plane data management + // Y + unsigned char* ram_addr_y = parms_converter.y_plane; + // V + unsigned char* ram_addr_v = parms_converter.v_plane; + // U + unsigned char* ram_addr_u = parms_converter.u_plane; + + // BGRA + unsigned char* ram_addr_bgra = parms_converter.dstBuffer; + + // Strides + unsigned int stride_y = width; + unsigned int stride_vu = width>>1; + + // Buffer management + unsigned int buf_idx = 0; + unsigned int size_4lines_y = stride_y<<2; + unsigned int size_2lines_y = stride_y<<1; + unsigned int size_2lines_vu = stride_vu<<1; + + // 2*width*4byte_per_pixel + unsigned int size_2lines_bgra = width<<3; + + + // start double-buffered processing + // 4 lines y + spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y, size_4lines_y, RETR_BUF+buf_idx, MFC_GET_CMD); + + // 2 lines v + spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD); + + // 2 lines u + spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD); + + // Wait for these transfers to be completed + DMA_WAIT_TAG((RETR_BUF + buf_idx)); + + unsigned int i; + for(i=0; i<(height>>2)-1; i++) { + + buf_idx^=1; + + // 4 lines y + spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y+size_4lines_y, size_4lines_y, RETR_BUF+buf_idx, MFC_GET_CMD); + + // 2 lines v + spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v+size_2lines_vu, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD); + + // 2 lines u + spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u+size_2lines_vu, size_2lines_vu, RETR_BUF+buf_idx, MFC_GET_CMD); + + DMA_WAIT_TAG((RETR_BUF + buf_idx)); + + buf_idx^=1; + + + // Convert YUV to BGRA, store it back (first two lines) + yuv_to_rgb_w16_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width); + + // Next two lines + yuv_to_rgb_w16_line(y_plane[buf_idx] + size_2lines_y, + v_plane[buf_idx] + stride_vu, + u_plane[buf_idx] + stride_vu, + bgra + size_2lines_bgra, + width); + + // Wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); + + // Store converted lines in two steps->max transfer size 16384 + spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + spu_mfcdma32(bgra+size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + + // Move 4 lines + ram_addr_y += size_4lines_y; + ram_addr_v += size_2lines_vu; + ram_addr_u += size_2lines_vu; + + buf_idx^=1; + } + + // Convert YUV to BGRA, store it back (first two lines) + yuv_to_rgb_w16_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width); + + // Next two lines + yuv_to_rgb_w16_line(y_plane[buf_idx] + size_2lines_y, + v_plane[buf_idx] + stride_vu, + u_plane[buf_idx] + stride_vu, + bgra + size_2lines_bgra, + width); + + // Wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); + spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + spu_mfcdma32(bgra+size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + + // wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); + +} + + +void yuv_to_rgb_w32() { + // Pixel dimensions of the picture + uint32_t width, height; + + // Extract parameters + width = parms_converter.src_pixel_width; + height = parms_converter.src_pixel_height; + + // Plane data management + // Y + unsigned char* ram_addr_y = parms_converter.y_plane; + // V + unsigned char* ram_addr_v = parms_converter.v_plane; + // U + unsigned char* ram_addr_u = parms_converter.u_plane; + + // BGRA + unsigned char* ram_addr_bgra = parms_converter.dstBuffer; + + // Strides + unsigned int stride_y = width; + unsigned int stride_vu = width>>1; + + // Buffer management + unsigned int buf_idx = 0; + unsigned int size_4lines_y = stride_y<<2; + unsigned int size_2lines_y = stride_y<<1; + unsigned int size_2lines_vu = stride_vu<<1; + + // 2*width*4byte_per_pixel + unsigned int size_2lines_bgra = width<<3; + + // start double-buffered processing + // 4 lines y + spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y, size_4lines_y, RETR_BUF + buf_idx, MFC_GET_CMD); + // 2 lines v + spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD); + // 2 lines u + spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD); + + // Wait for these transfers to be completed + DMA_WAIT_TAG((RETR_BUF + buf_idx)); + + unsigned int i; + for(i=0; i < (height>>2)-1; i++) { + buf_idx^=1; + // 4 lines y + spu_mfcdma32(y_plane[buf_idx], (unsigned int) ram_addr_y+size_4lines_y, size_4lines_y, RETR_BUF + buf_idx, MFC_GET_CMD); + deprintf("4lines = %d\n", size_4lines_y); + // 2 lines v + spu_mfcdma32(v_plane[buf_idx], (unsigned int) ram_addr_v+size_2lines_vu, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD); + deprintf("2lines = %d\n", size_2lines_vu); + // 2 lines u + spu_mfcdma32(u_plane[buf_idx], (unsigned int) ram_addr_u+size_2lines_vu, size_2lines_vu, RETR_BUF + buf_idx, MFC_GET_CMD); + deprintf("2lines = %d\n", size_2lines_vu); + + DMA_WAIT_TAG((RETR_BUF + buf_idx)); + + buf_idx^=1; + + // Convert YUV to BGRA, store it back (first two lines) + yuv_to_rgb_w32_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width); + + // Next two lines + yuv_to_rgb_w32_line(y_plane[buf_idx] + size_2lines_y, + v_plane[buf_idx] + stride_vu, + u_plane[buf_idx] + stride_vu, + bgra + size_2lines_bgra, + width); + + // Wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); + + // Store converted lines in two steps->max transfer size 16384 + spu_mfcdma32(bgra, (unsigned int)ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + spu_mfcdma32(bgra + size_2lines_bgra, (unsigned int)ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + + // Move 4 lines + ram_addr_y += size_4lines_y; + ram_addr_v += size_2lines_vu; + ram_addr_u += size_2lines_vu; + + buf_idx^=1; + } + + // Convert YUV to BGRA, store it back (first two lines) + yuv_to_rgb_w32_line(y_plane[buf_idx], v_plane[buf_idx], u_plane[buf_idx], bgra, width); + + // Next two lines + yuv_to_rgb_w32_line(y_plane[buf_idx] + size_2lines_y, + v_plane[buf_idx] + stride_vu, + u_plane[buf_idx] + stride_vu, + bgra + size_2lines_bgra, + width); + + // Wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); + spu_mfcdma32(bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + ram_addr_bgra += size_2lines_bgra; + spu_mfcdma32(bgra + size_2lines_bgra, (unsigned int) ram_addr_bgra, size_2lines_bgra, STR_BUF, MFC_PUT_CMD); + + // Wait for previous storing transfer to be completed + DMA_WAIT_TAG(STR_BUF); +} + + +/* Some vectors needed by the yuv 2 rgb conversion algorithm */ +const vector float vec_minus_128 = { -128.0f, -128.0f, -128.0f, -128.0f }; +const vector unsigned char vec_null = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; +const vector unsigned char vec_char2int_first = { 0x00, 0x00, 0x00, 0x10, 0x00, 0x00, 0x00, 0x11, 0x00, 0x00, 0x00, 0x12, 0x00, 0x00, 0x00, 0x13 }; +const vector unsigned char vec_char2int_second = { 0x00, 0x00, 0x00, 0x14, 0x00, 0x00, 0x00, 0x15, 0x00, 0x00, 0x00, 0x16, 0x00, 0x00, 0x00, 0x17 }; +const vector unsigned char vec_char2int_third = { 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x19, 0x00, 0x00, 0x00, 0x1A, 0x00, 0x00, 0x00, 0x1B }; +const vector unsigned char vec_char2int_fourth = { 0x00, 0x00, 0x00, 0x1C, 0x00, 0x00, 0x00, 0x1D, 0x00, 0x00, 0x00, 0x1E, 0x00, 0x00, 0x00, 0x1F }; + +const vector float vec_R_precalc_coeff = {1.403f, 1.403f, 1.403f, 1.403f}; +const vector float vec_Gu_precalc_coeff = {-0.344f, -0.344f, -0.344f, -0.344f}; +const vector float vec_Gv_precalc_coeff = {-0.714f, -0.714f, -0.714f, -0.714f}; +const vector float vec_B_precalc_coeff = {1.773f, 1.773f, 1.773f, 1.773f}; + +const vector unsigned int vec_alpha = { 255 << 24, 255 << 24, 255 << 24, 255 << 24 }; + +const vector unsigned char vec_select_floats_upper = { 0x00, 0x01, 0x02, 0x03, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x04, 0x05, 0x06, 0x07 }; +const vector unsigned char vec_select_floats_lower = { 0x08, 0x09, 0x0A, 0x0B, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x0C, 0x0D, 0x0E, 0x0F }; + + +/* + * yuv_to_rgb_w16() + * + * processes to line of yuv-input, width has to be a multiple of 16 + * two lines of yuv are taken as input + * + * @param y_addr address of the y plane in local store + * @param v_addr address of the v plane in local store + * @param u_addr address of the u plane in local store + * @param bgra_addr_ address of the bgra output buffer + * @param width the width in pixel + */ +void yuv_to_rgb_w16_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_, unsigned int width) { + // each pixel is stored as an integer + unsigned int* bgra_addr = (unsigned int*) bgra_addr_; + + unsigned int x; + for(x = 0; x < width; x+=2) { + // Gehe zweischrittig durch die zeile, da jeder u und v wert fuer 4 pixel(zwei hoch, zwei breit) gilt + const unsigned char Y_1 = *(y_addr + x); + const unsigned char Y_2 = *(y_addr + x + 1); + const unsigned char Y_3 = *(y_addr + x + width); + const unsigned char Y_4 = *(y_addr + x + width + 1); + const unsigned char U = *(u_addr + (x >> 1)); + const unsigned char V = *(v_addr + (x >> 1)); + + float V_minus_128 = (float)((float)V - 128.0f); + float U_minus_128 = (float)((float)U - 128.0f); + + float R_precalculate = 1.403f * V_minus_128; + float G_precalculate = -(0.344f * U_minus_128 + 0.714f * V_minus_128); + float B_precalculate = 1.773f * U_minus_128; + + const unsigned char R_1 = float_to_char((Y_1 + R_precalculate)); + const unsigned char R_2 = float_to_char((Y_2 + R_precalculate)); + const unsigned char R_3 = float_to_char((Y_3 + R_precalculate)); + const unsigned char R_4 = float_to_char((Y_4 + R_precalculate)); + const unsigned char G_1 = float_to_char((Y_1 + G_precalculate)); + const unsigned char G_2 = float_to_char((Y_2 + G_precalculate)); + const unsigned char G_3 = float_to_char((Y_3 + G_precalculate)); + const unsigned char G_4 = float_to_char((Y_4 + G_precalculate)); + const unsigned char B_1 = float_to_char((Y_1 + B_precalculate)); + const unsigned char B_2 = float_to_char((Y_2 + B_precalculate)); + const unsigned char B_3 = float_to_char((Y_3 + B_precalculate)); + const unsigned char B_4 = float_to_char((Y_4 + B_precalculate)); + + *(bgra_addr + x) = (B_1 << 0)| (G_1 << 8) | (R_1 << 16) | (255 << 24); + *(bgra_addr + x + 1) = (B_2 << 0)| (G_2 << 8) | (R_2 << 16) | (255 << 24); + *(bgra_addr + x + width) = (B_3 << 0)| (G_3 << 8) | (R_3 << 16) | (255 << 24); + *(bgra_addr + x + width + 1) = (B_4 << 0)| (G_4 << 8) | (R_4 << 16) | (255 << 24); + } +} + + +/* + * yuv_to_rgb_w32() + * + * processes to line of yuv-input, width has to be a multiple of 32 + * two lines of yuv are taken as input + * + * @param y_addr address of the y plane in local store + * @param v_addr address of the v plane in local store + * @param u_addr address of the u plane in local store + * @param bgra_addr_ address of the bgra output buffer + * @param width the width in pixel + */ +void yuv_to_rgb_w32_line(unsigned char* y_addr, unsigned char* v_addr, unsigned char* u_addr, unsigned char* bgra_addr_, unsigned int width) { + // each pixel is stored as an integer + unsigned int* bgra_addr = (unsigned int*) bgra_addr_; + + unsigned int x; + for(x = 0; x < width; x+=32) { + // Gehe zweischrittig durch die zeile, da jeder u und v wert fuer 4 pixel(zwei hoch, zwei breit) gilt + + const vector unsigned char vchar_Y_1 = *((vector unsigned char*)(y_addr + x)); + const vector unsigned char vchar_Y_2 = *((vector unsigned char*)(y_addr + x + 16)); + const vector unsigned char vchar_Y_3 = *((vector unsigned char*)(y_addr + x + width)); + const vector unsigned char vchar_Y_4 = *((vector unsigned char*)(y_addr + x + width + 16)); + const vector unsigned char vchar_U = *((vector unsigned char*)(u_addr + (x >> 1))); + const vector unsigned char vchar_V = *((vector unsigned char*)(v_addr + (x >> 1))); + + const vector float vfloat_U_1 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_first), 0),vec_minus_128); + const vector float vfloat_U_2 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_second), 0),vec_minus_128); + const vector float vfloat_U_3 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_third), 0),vec_minus_128); + const vector float vfloat_U_4 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_U, vec_char2int_fourth), 0),vec_minus_128); + + const vector float vfloat_V_1 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_first), 0),vec_minus_128); + const vector float vfloat_V_2 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_second), 0),vec_minus_128); + const vector float vfloat_V_3 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_third), 0),vec_minus_128); + const vector float vfloat_V_4 = spu_add(spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_V, vec_char2int_fourth), 0),vec_minus_128); + + vector float Y_1 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_first), 0); + vector float Y_2 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_second), 0); + vector float Y_3 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_third), 0); + vector float Y_4 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_1, vec_char2int_fourth), 0); + vector float Y_5 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_first), 0); + vector float Y_6 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_second), 0); + vector float Y_7 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_third), 0); + vector float Y_8 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_2, vec_char2int_fourth), 0); + vector float Y_9 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_first), 0); + vector float Y_10 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_second), 0); + vector float Y_11 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_third), 0); + vector float Y_12 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_3, vec_char2int_fourth), 0); + vector float Y_13 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_first), 0); + vector float Y_14 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_second), 0); + vector float Y_15 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_third), 0); + vector float Y_16 = spu_convtf((vector unsigned int)spu_shuffle(vec_null, vchar_Y_4, vec_char2int_fourth), 0); + + const vector float R1a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_1); + const vector float R2a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_2); + const vector float R3a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_3); + const vector float R4a_precalculate = spu_mul(vec_R_precalc_coeff, vfloat_V_4); + + const vector float R1_precalculate = spu_shuffle(R1a_precalculate, R1a_precalculate, vec_select_floats_upper); + const vector float R2_precalculate = spu_shuffle(R1a_precalculate, R1a_precalculate, vec_select_floats_lower); + const vector float R3_precalculate = spu_shuffle(R2a_precalculate, R2a_precalculate, vec_select_floats_upper); + const vector float R4_precalculate = spu_shuffle(R2a_precalculate, R2a_precalculate, vec_select_floats_lower); + const vector float R5_precalculate = spu_shuffle(R3a_precalculate, R3a_precalculate, vec_select_floats_upper); + const vector float R6_precalculate = spu_shuffle(R3a_precalculate, R3a_precalculate, vec_select_floats_lower); + const vector float R7_precalculate = spu_shuffle(R4a_precalculate, R4a_precalculate, vec_select_floats_upper); + const vector float R8_precalculate = spu_shuffle(R4a_precalculate, R4a_precalculate, vec_select_floats_lower); + + + const vector float G1a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_1, spu_mul(vfloat_V_1, vec_Gv_precalc_coeff)); + const vector float G2a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_2, spu_mul(vfloat_V_2, vec_Gv_precalc_coeff)); + const vector float G3a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_3, spu_mul(vfloat_V_3, vec_Gv_precalc_coeff)); + const vector float G4a_precalculate = spu_madd(vec_Gu_precalc_coeff, vfloat_U_4, spu_mul(vfloat_V_4, vec_Gv_precalc_coeff)); + + const vector float G1_precalculate = spu_shuffle(G1a_precalculate, G1a_precalculate, vec_select_floats_upper); + const vector float G2_precalculate = spu_shuffle(G1a_precalculate, G1a_precalculate, vec_select_floats_lower); + const vector float G3_precalculate = spu_shuffle(G2a_precalculate, G2a_precalculate, vec_select_floats_upper); + const vector float G4_precalculate = spu_shuffle(G2a_precalculate, G2a_precalculate, vec_select_floats_lower); + const vector float G5_precalculate = spu_shuffle(G3a_precalculate, G3a_precalculate, vec_select_floats_upper); + const vector float G6_precalculate = spu_shuffle(G3a_precalculate, G3a_precalculate, vec_select_floats_lower); + const vector float G7_precalculate = spu_shuffle(G4a_precalculate, G4a_precalculate, vec_select_floats_upper); + const vector float G8_precalculate = spu_shuffle(G4a_precalculate, G4a_precalculate, vec_select_floats_lower); + + + const vector float B1a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_1); + const vector float B2a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_2); + const vector float B3a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_3); + const vector float B4a_precalculate = spu_mul(vec_B_precalc_coeff, vfloat_U_4); + + const vector float B1_precalculate = spu_shuffle(B1a_precalculate, B1a_precalculate, vec_select_floats_upper); + const vector float B2_precalculate = spu_shuffle(B1a_precalculate, B1a_precalculate, vec_select_floats_lower); + const vector float B3_precalculate = spu_shuffle(B2a_precalculate, B2a_precalculate, vec_select_floats_upper); + const vector float B4_precalculate = spu_shuffle(B2a_precalculate, B2a_precalculate, vec_select_floats_lower); + const vector float B5_precalculate = spu_shuffle(B3a_precalculate, B3a_precalculate, vec_select_floats_upper); + const vector float B6_precalculate = spu_shuffle(B3a_precalculate, B3a_precalculate, vec_select_floats_lower); + const vector float B7_precalculate = spu_shuffle(B4a_precalculate, B4a_precalculate, vec_select_floats_upper); + const vector float B8_precalculate = spu_shuffle(B4a_precalculate, B4a_precalculate, vec_select_floats_lower); + + + const vector unsigned int R_1 = vfloat_to_vuint(spu_add( Y_1, R1_precalculate)); + const vector unsigned int R_2 = vfloat_to_vuint(spu_add( Y_2, R2_precalculate)); + const vector unsigned int R_3 = vfloat_to_vuint(spu_add( Y_3, R3_precalculate)); + const vector unsigned int R_4 = vfloat_to_vuint(spu_add( Y_4, R4_precalculate)); + const vector unsigned int R_5 = vfloat_to_vuint(spu_add( Y_5, R5_precalculate)); + const vector unsigned int R_6 = vfloat_to_vuint(spu_add( Y_6, R6_precalculate)); + const vector unsigned int R_7 = vfloat_to_vuint(spu_add( Y_7, R7_precalculate)); + const vector unsigned int R_8 = vfloat_to_vuint(spu_add( Y_8, R8_precalculate)); + const vector unsigned int R_9 = vfloat_to_vuint(spu_add( Y_9, R1_precalculate)); + const vector unsigned int R_10 = vfloat_to_vuint(spu_add(Y_10, R2_precalculate)); + const vector unsigned int R_11 = vfloat_to_vuint(spu_add(Y_11, R3_precalculate)); + const vector unsigned int R_12 = vfloat_to_vuint(spu_add(Y_12, R4_precalculate)); + const vector unsigned int R_13 = vfloat_to_vuint(spu_add(Y_13, R5_precalculate)); + const vector unsigned int R_14 = vfloat_to_vuint(spu_add(Y_14, R6_precalculate)); + const vector unsigned int R_15 = vfloat_to_vuint(spu_add(Y_15, R7_precalculate)); + const vector unsigned int R_16 = vfloat_to_vuint(spu_add(Y_16, R8_precalculate)); + + const vector unsigned int G_1 = vfloat_to_vuint(spu_add( Y_1, G1_precalculate)); + const vector unsigned int G_2 = vfloat_to_vuint(spu_add( Y_2, G2_precalculate)); + const vector unsigned int G_3 = vfloat_to_vuint(spu_add( Y_3, G3_precalculate)); + const vector unsigned int G_4 = vfloat_to_vuint(spu_add( Y_4, G4_precalculate)); + const vector unsigned int G_5 = vfloat_to_vuint(spu_add( Y_5, G5_precalculate)); + const vector unsigned int G_6 = vfloat_to_vuint(spu_add( Y_6, G6_precalculate)); + const vector unsigned int G_7 = vfloat_to_vuint(spu_add( Y_7, G7_precalculate)); + const vector unsigned int G_8 = vfloat_to_vuint(spu_add( Y_8, G8_precalculate)); + const vector unsigned int G_9 = vfloat_to_vuint(spu_add( Y_9, G1_precalculate)); + const vector unsigned int G_10 = vfloat_to_vuint(spu_add(Y_10, G2_precalculate)); + const vector unsigned int G_11 = vfloat_to_vuint(spu_add(Y_11, G3_precalculate)); + const vector unsigned int G_12 = vfloat_to_vuint(spu_add(Y_12, G4_precalculate)); + const vector unsigned int G_13 = vfloat_to_vuint(spu_add(Y_13, G5_precalculate)); + const vector unsigned int G_14 = vfloat_to_vuint(spu_add(Y_14, G6_precalculate)); + const vector unsigned int G_15 = vfloat_to_vuint(spu_add(Y_15, G7_precalculate)); + const vector unsigned int G_16 = vfloat_to_vuint(spu_add(Y_16, G8_precalculate)); + + const vector unsigned int B_1 = vfloat_to_vuint(spu_add( Y_1, B1_precalculate)); + const vector unsigned int B_2 = vfloat_to_vuint(spu_add( Y_2, B2_precalculate)); + const vector unsigned int B_3 = vfloat_to_vuint(spu_add( Y_3, B3_precalculate)); + const vector unsigned int B_4 = vfloat_to_vuint(spu_add( Y_4, B4_precalculate)); + const vector unsigned int B_5 = vfloat_to_vuint(spu_add( Y_5, B5_precalculate)); + const vector unsigned int B_6 = vfloat_to_vuint(spu_add( Y_6, B6_precalculate)); + const vector unsigned int B_7 = vfloat_to_vuint(spu_add( Y_7, B7_precalculate)); + const vector unsigned int B_8 = vfloat_to_vuint(spu_add( Y_8, B8_precalculate)); + const vector unsigned int B_9 = vfloat_to_vuint(spu_add( Y_9, B1_precalculate)); + const vector unsigned int B_10 = vfloat_to_vuint(spu_add(Y_10, B2_precalculate)); + const vector unsigned int B_11 = vfloat_to_vuint(spu_add(Y_11, B3_precalculate)); + const vector unsigned int B_12 = vfloat_to_vuint(spu_add(Y_12, B4_precalculate)); + const vector unsigned int B_13 = vfloat_to_vuint(spu_add(Y_13, B5_precalculate)); + const vector unsigned int B_14 = vfloat_to_vuint(spu_add(Y_14, B6_precalculate)); + const vector unsigned int B_15 = vfloat_to_vuint(spu_add(Y_15, B7_precalculate)); + const vector unsigned int B_16 = vfloat_to_vuint(spu_add(Y_16, B8_precalculate)); + + *((vector unsigned int*)(bgra_addr + x)) = spu_or(spu_or(vec_alpha, B_1), spu_or(spu_slqwbyte( R_1, 2),spu_slqwbyte(G_1, 1))); + *((vector unsigned int*)(bgra_addr + x + 4)) = spu_or(spu_or(vec_alpha, B_2), spu_or(spu_slqwbyte( R_2, 2),spu_slqwbyte(G_2, 1))); + *((vector unsigned int*)(bgra_addr + x + 8)) = spu_or(spu_or(vec_alpha, B_3), spu_or(spu_slqwbyte( R_3, 2),spu_slqwbyte(G_3, 1))); + *((vector unsigned int*)(bgra_addr + x + 12)) = spu_or(spu_or(vec_alpha, B_4), spu_or(spu_slqwbyte( R_4, 2),spu_slqwbyte(G_4, 1))); + *((vector unsigned int*)(bgra_addr + x + 16)) = spu_or(spu_or(vec_alpha, B_5), spu_or(spu_slqwbyte( R_5, 2),spu_slqwbyte(G_5, 1))); + *((vector unsigned int*)(bgra_addr + x + 20)) = spu_or(spu_or(vec_alpha, B_6), spu_or(spu_slqwbyte( R_6, 2),spu_slqwbyte(G_6, 1))); + *((vector unsigned int*)(bgra_addr + x + 24)) = spu_or(spu_or(vec_alpha, B_7), spu_or(spu_slqwbyte( R_7, 2),spu_slqwbyte(G_7, 1))); + *((vector unsigned int*)(bgra_addr + x + 28)) = spu_or(spu_or(vec_alpha, B_8), spu_or(spu_slqwbyte( R_8, 2),spu_slqwbyte(G_8, 1))); + *((vector unsigned int*)(bgra_addr + x + width)) = spu_or(spu_or(vec_alpha, B_9), spu_or(spu_slqwbyte( R_9, 2),spu_slqwbyte(G_9, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 4)) = spu_or(spu_or(vec_alpha, B_10), spu_or(spu_slqwbyte(R_10, 2),spu_slqwbyte(G_10, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 8)) = spu_or(spu_or(vec_alpha, B_11), spu_or(spu_slqwbyte(R_11, 2),spu_slqwbyte(G_11, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 12)) = spu_or(spu_or(vec_alpha, B_12), spu_or(spu_slqwbyte(R_12, 2),spu_slqwbyte(G_12, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 16)) = spu_or(spu_or(vec_alpha, B_13), spu_or(spu_slqwbyte(R_13, 2),spu_slqwbyte(G_13, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 20)) = spu_or(spu_or(vec_alpha, B_14), spu_or(spu_slqwbyte(R_14, 2),spu_slqwbyte(G_14, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 24)) = spu_or(spu_or(vec_alpha, B_15), spu_or(spu_slqwbyte(R_15, 2),spu_slqwbyte(G_15, 1))); + *((vector unsigned int*)(bgra_addr + x + width + 28)) = spu_or(spu_or(vec_alpha, B_16), spu_or(spu_slqwbyte(R_16, 2),spu_slqwbyte(G_16, 1))); + } +} + |