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00022 #include <inttypes.h>
00023 #include <stdlib.h>
00024
00025 #include "swscale.h"
00026 #include "swscale_internal.h"
00027
00028 #define YUV2RGB_INIT \
00029 "wr %%g0, 0x10, %%gsr \n\t" \
00030 "ldd [%5], %%f32 \n\t" \
00031 "ldd [%5+8], %%f34 \n\t" \
00032 "ldd [%5+16], %%f36 \n\t" \
00033 "ldd [%5+24], %%f38 \n\t" \
00034 "ldd [%5+32], %%f40 \n\t" \
00035 "ldd [%5+40], %%f42 \n\t" \
00036 "ldd [%5+48], %%f44 \n\t" \
00037 "ldd [%5+56], %%f46 \n\t" \
00038 "ldd [%5+64], %%f48 \n\t" \
00039 "ldd [%5+72], %%f50 \n\t"
00040
00041 #define YUV2RGB_KERNEL \
00042 \
00043 "fmul8x16 %%f3, %%f48, %%f6 \n\t" \
00044 "fmul8x16 %%f19, %%f48, %%f22 \n\t" \
00045 "fmul8x16 %%f5, %%f44, %%f8 \n\t" \
00046 "fmul8x16 %%f21, %%f44, %%f24 \n\t" \
00047 "fmul8x16 %%f0, %%f42, %%f0 \n\t" \
00048 "fmul8x16 %%f16, %%f42, %%f16 \n\t" \
00049 "fmul8x16 %%f3, %%f50, %%f2 \n\t" \
00050 "fmul8x16 %%f19, %%f50, %%f18 \n\t" \
00051 "fmul8x16 %%f5, %%f46, %%f4 \n\t" \
00052 "fmul8x16 %%f21, %%f46, %%f20 \n\t" \
00053 \
00054 "fpsub16 %%f6, %%f34, %%f6 \n\t" \
00055 "fpsub16 %%f22, %%f34, %%f22 \n\t" \
00056 "fpsub16 %%f8, %%f38, %%f8 \n\t" \
00057 "fpsub16 %%f24, %%f38, %%f24 \n\t" \
00058 "fpsub16 %%f0, %%f32, %%f0 \n\t" \
00059 "fpsub16 %%f16, %%f32, %%f16 \n\t" \
00060 "fpsub16 %%f2, %%f36, %%f2 \n\t" \
00061 "fpsub16 %%f18, %%f36, %%f18 \n\t" \
00062 "fpsub16 %%f4, %%f40, %%f4 \n\t" \
00063 "fpsub16 %%f20, %%f40, %%f20 \n\t" \
00064 \
00065 "fpadd16 %%f0, %%f8, %%f8 \n\t" \
00066 "fpadd16 %%f16, %%f24, %%f24 \n\t" \
00067 "fpadd16 %%f0, %%f4, %%f4 \n\t" \
00068 "fpadd16 %%f16, %%f20, %%f20 \n\t" \
00069 "fpadd16 %%f0, %%f6, %%f6 \n\t" \
00070 "fpadd16 %%f16, %%f22, %%f22 \n\t" \
00071 "fpadd16 %%f8, %%f2, %%f2 \n\t" \
00072 "fpadd16 %%f24, %%f18, %%f18 \n\t" \
00073 \
00074 "fpack16 %%f4, %%f4 \n\t" \
00075 "fpack16 %%f20, %%f20 \n\t" \
00076 "fpack16 %%f6, %%f6 \n\t" \
00077 "fpack16 %%f22, %%f22 \n\t" \
00078 "fpack16 %%f2, %%f2 \n\t" \
00079 "fpack16 %%f18, %%f18 \n\t"
00080
00081
00082
00083
00084 static int vis_420P_ARGB32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
00085 int srcSliceH, uint8_t* dst[], int dstStride[]){
00086 int y, out1, out2, out3, out4, out5, out6;
00087
00088 for(y=0;y < srcSliceH;++y) {
00089 __asm__ volatile (
00090 YUV2RGB_INIT
00091 "wr %%g0, 0xd2, %%asi \n\t"
00092 "1: \n\t"
00093 "ldda [%1] %%asi, %%f2 \n\t"
00094 "ldda [%1+2] %%asi, %%f18 \n\t"
00095 "ldda [%2] %%asi, %%f4 \n\t"
00096 "ldda [%2+2] %%asi, %%f20 \n\t"
00097 "ld [%0], %%f0 \n\t"
00098 "ld [%0+4], %%f16 \n\t"
00099 "fpmerge %%f3, %%f3, %%f2 \n\t"
00100 "fpmerge %%f19, %%f19, %%f18 \n\t"
00101 "fpmerge %%f5, %%f5, %%f4 \n\t"
00102 "fpmerge %%f21, %%f21, %%f20 \n\t"
00103 YUV2RGB_KERNEL
00104 "fzero %%f0 \n\t"
00105 "fpmerge %%f4, %%f6, %%f8 \n\t"
00106 "fpmerge %%f20, %%f22, %%f24 \n\t"
00107 "fpmerge %%f0, %%f2, %%f10 \n\t"
00108 "fpmerge %%f0, %%f18, %%f26 \n\t"
00109 "fpmerge %%f10, %%f8, %%f4 \n\t"
00110 "fpmerge %%f26, %%f24, %%f20 \n\t"
00111 "fpmerge %%f11, %%f9, %%f6 \n\t"
00112 "fpmerge %%f27, %%f25, %%f22 \n\t"
00113 "std %%f4, [%3] \n\t"
00114 "std %%f20, [%3+16] \n\t"
00115 "std %%f6, [%3+8] \n\t"
00116 "std %%f22, [%3+24] \n\t"
00117
00118 "add %0, 8, %0 \n\t"
00119 "add %1, 4, %1 \n\t"
00120 "add %2, 4, %2 \n\t"
00121 "subcc %4, 8, %4 \n\t"
00122 "bne 1b \n\t"
00123 "add %3, 32, %3 \n\t"
00124 : "=r" (out1), "=r" (out2), "=r" (out3), "=r" (out4), "=r" (out5), "=r" (out6)
00125 : "0" (src[0]+(y+srcSliceY)*srcStride[0]), "1" (src[1]+((y+srcSliceY)>>1)*srcStride[1]),
00126 "2" (src[2]+((y+srcSliceY)>>1)*srcStride[2]), "3" (dst[0]+(y+srcSliceY)*dstStride[0]),
00127 "4" (c->dstW),
00128 "5" (c->sparc_coeffs)
00129 );
00130 }
00131
00132 return srcSliceH;
00133 }
00134
00135
00136 static int vis_422P_ARGB32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
00137 int srcSliceH, uint8_t* dst[], int dstStride[]){
00138 int y, out1, out2, out3, out4, out5, out6;
00139
00140 for(y=0;y < srcSliceH;++y) {
00141 __asm__ volatile (
00142 YUV2RGB_INIT
00143 "wr %%g0, 0xd2, %%asi \n\t"
00144 "1: \n\t"
00145 "ldda [%1] %%asi, %%f2 \n\t"
00146 "ldda [%1+2] %%asi, %%f18 \n\t"
00147 "ldda [%2] %%asi, %%f4 \n\t"
00148 "ldda [%2+2] %%asi, %%f20 \n\t"
00149 "ld [%0], %%f0 \n\t"
00150 "ld [%0+4], %%f16 \n\t"
00151 "fpmerge %%f3, %%f3, %%f2 \n\t"
00152 "fpmerge %%f19, %%f19, %%f18 \n\t"
00153 "fpmerge %%f5, %%f5, %%f4 \n\t"
00154 "fpmerge %%f21, %%f21, %%f20 \n\t"
00155 YUV2RGB_KERNEL
00156 "fzero %%f0 \n\t"
00157 "fpmerge %%f4, %%f6, %%f8 \n\t"
00158 "fpmerge %%f20, %%f22, %%f24 \n\t"
00159 "fpmerge %%f0, %%f2, %%f10 \n\t"
00160 "fpmerge %%f0, %%f18, %%f26 \n\t"
00161 "fpmerge %%f10, %%f8, %%f4 \n\t"
00162 "fpmerge %%f26, %%f24, %%f20 \n\t"
00163 "fpmerge %%f11, %%f9, %%f6 \n\t"
00164 "fpmerge %%f27, %%f25, %%f22 \n\t"
00165 "std %%f4, [%3] \n\t"
00166 "std %%f20, [%3+16] \n\t"
00167 "std %%f6, [%3+8] \n\t"
00168 "std %%f22, [%3+24] \n\t"
00169
00170 "add %0, 8, %0 \n\t"
00171 "add %1, 4, %1 \n\t"
00172 "add %2, 4, %2 \n\t"
00173 "subcc %4, 8, %4 \n\t"
00174 "bne 1b \n\t"
00175 "add %3, 32, %3 \n\t"
00176 : "=r" (out1), "=r" (out2), "=r" (out3), "=r" (out4), "=r" (out5), "=r" (out6)
00177 : "0" (src[0]+(y+srcSliceY)*srcStride[0]), "1" (src[1]+(y+srcSliceY)*srcStride[1]),
00178 "2" (src[2]+(y+srcSliceY)*srcStride[2]), "3" (dst[0]+(y+srcSliceY)*dstStride[0]),
00179 "4" (c->dstW),
00180 "5" (c->sparc_coeffs)
00181 );
00182 }
00183
00184 return srcSliceH;
00185 }
00186
00187 SwsFunc sws_yuv2rgb_init_vis(SwsContext *c) {
00188 c->sparc_coeffs[5]=c->yCoeff;
00189 c->sparc_coeffs[6]=c->vgCoeff;
00190 c->sparc_coeffs[7]=c->vrCoeff;
00191 c->sparc_coeffs[8]=c->ubCoeff;
00192 c->sparc_coeffs[9]=c->ugCoeff;
00193
00194 c->sparc_coeffs[0]=(((int16_t)c->yOffset*(int16_t)c->yCoeff >>11) & 0xffff) * 0x0001000100010001ULL;
00195 c->sparc_coeffs[1]=(((int16_t)c->uOffset*(int16_t)c->ubCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
00196 c->sparc_coeffs[2]=(((int16_t)c->uOffset*(int16_t)c->ugCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
00197 c->sparc_coeffs[3]=(((int16_t)c->vOffset*(int16_t)c->vgCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
00198 c->sparc_coeffs[4]=(((int16_t)c->vOffset*(int16_t)c->vrCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
00199
00200 if (c->dstFormat == PIX_FMT_RGB32 && c->srcFormat == PIX_FMT_YUV422P && (c->dstW & 7)==0) {
00201 av_log(c, AV_LOG_INFO, "SPARC VIS accelerated YUV422P -> RGB32 (WARNING: alpha value is wrong)\n");
00202 return vis_422P_ARGB32;
00203 }
00204 else if (c->dstFormat == PIX_FMT_RGB32 && c->srcFormat == PIX_FMT_YUV420P && (c->dstW & 7)==0) {
00205 av_log(c, AV_LOG_INFO, "SPARC VIS accelerated YUV420P -> RGB32 (WARNING: alpha value is wrong)\n");
00206 return vis_420P_ARGB32;
00207 }
00208 return NULL;
00209 }