mirror of https://github.com/mpv-player/mpv
UltraSPARC VIS yuv2rgb
patch by Denes Balatoni: [dbalatoni interware hu] original thread: [FFmpeg-devel] [PATCH] UltraSPARC VIS yuv2rgb third try date: 07/17/2007 08:35 PM git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@23825 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
benoit
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b91d7cbd8d
commit
7de92dc41c
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@ -177,6 +177,9 @@ typedef struct SwsContext{
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uint32_t gmask __attribute__((aligned(4)));
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#endif
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#ifdef HAVE_VIS
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uint64_t sparc_coeffs[10] __attribute__((aligned(8)));
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#endif
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} SwsContext;
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//FIXME check init (where 0)
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@ -39,6 +39,10 @@
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#include "swscale.h"
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#include "swscale_internal.h"
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#ifdef HAVE_VIS
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#include "yuv2rgb_vis.c"
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#endif
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#ifdef HAVE_MLIB
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#include "yuv2rgb_mlib.c"
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#endif
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@ -630,6 +634,12 @@ SwsFunc yuv2rgb_get_func_ptr (SwsContext *c)
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}
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}
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#endif
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#ifdef HAVE_VIS
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{
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SwsFunc t= yuv2rgb_init_vis(c);
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if (t) return t;
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}
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#endif
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#ifdef HAVE_MLIB
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{
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SwsFunc t= yuv2rgb_init_mlib(c);
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@ -0,0 +1,206 @@
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/*
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* VIS optimized software YUV to RGB converter
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* Copyright (c) 2007 Denes Balatoni <dbalatoni@programozo.hu>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <inttypes.h>
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#include <stdlib.h>
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#include "swscale.h"
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#define YUV2RGB_INIT \
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"wr %%g0, 0x10, %%gsr \n\t" \
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"ldd [%5], %%f32 \n\t" \
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"ldd [%5+8], %%f34 \n\t" \
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"ldd [%5+16], %%f36 \n\t" \
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"ldd [%5+24], %%f38 \n\t" \
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"ldd [%5+32], %%f40 \n\t" \
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"ldd [%5+40], %%f42 \n\t" \
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"ldd [%5+48], %%f44 \n\t" \
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"ldd [%5+56], %%f46 \n\t" \
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"ldd [%5+64], %%f48 \n\t" \
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"ldd [%5+72], %%f50 \n\t"
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#define YUV2RGB_KERNEL \
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/* ^^^^ f0=Y f3=u f5=v */ \
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"fmul8x16 %%f3, %%f48, %%f6 \n\t" \
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"fmul8x16 %%f19, %%f48, %%f22 \n\t" \
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"fmul8x16 %%f5, %%f44, %%f8 \n\t" \
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"fmul8x16 %%f21, %%f44, %%f24 \n\t" \
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"fmul8x16 %%f0, %%f42, %%f0 \n\t" \
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"fmul8x16 %%f16, %%f42, %%f16 \n\t" \
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"fmul8x16 %%f3, %%f50, %%f2 \n\t" \
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"fmul8x16 %%f19, %%f50, %%f18 \n\t" \
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"fmul8x16 %%f5, %%f46, %%f4 \n\t" \
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"fmul8x16 %%f21, %%f46, %%f20 \n\t" \
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\
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"fpsub16 %%f6, %%f34, %%f6 \n\t" /* 1 */ \
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"fpsub16 %%f22, %%f34, %%f22 \n\t" /* 1 */ \
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"fpsub16 %%f8, %%f38, %%f8 \n\t" /* 3 */ \
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"fpsub16 %%f24, %%f38, %%f24 \n\t" /* 3 */ \
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"fpsub16 %%f0, %%f32, %%f0 \n\t" /* 0 */ \
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"fpsub16 %%f16, %%f32, %%f16 \n\t" /* 0 */ \
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"fpsub16 %%f2, %%f36, %%f2 \n\t" /* 2 */ \
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"fpsub16 %%f18, %%f36, %%f18 \n\t" /* 2 */ \
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"fpsub16 %%f4, %%f40, %%f4 \n\t" /* 4 */ \
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"fpsub16 %%f20, %%f40, %%f20 \n\t" /* 4 */ \
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\
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"fpadd16 %%f0, %%f8, %%f8 \n\t" /* Gt */ \
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"fpadd16 %%f16, %%f24, %%f24 \n\t" /* Gt */ \
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"fpadd16 %%f0, %%f4, %%f4 \n\t" /* R */ \
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"fpadd16 %%f16, %%f20, %%f20 \n\t" /* R */ \
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"fpadd16 %%f0, %%f6, %%f6 \n\t" /* B */ \
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"fpadd16 %%f16, %%f22, %%f22 \n\t" /* B */ \
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"fpadd16 %%f8, %%f2, %%f2 \n\t" /* G */ \
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"fpadd16 %%f24, %%f18, %%f18 \n\t" /* G */ \
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\
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"fpack16 %%f4, %%f4 \n\t" \
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"fpack16 %%f20, %%f20 \n\t" \
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"fpack16 %%f6, %%f6 \n\t" \
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"fpack16 %%f22, %%f22 \n\t" \
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"fpack16 %%f2, %%f2 \n\t" \
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"fpack16 %%f18, %%f18 \n\t"
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static int vis_420P_ARGB32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
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int srcSliceH, uint8_t* dst[], int dstStride[]){
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int y, out1, out2, out3, out4, out5, out6;
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for(y=0;y < srcSliceH;++y) {
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asm volatile (
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YUV2RGB_INIT
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"wr %%g0, 0xd2, %%asi \n\t" /* ASI_FL16_P */
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"1: \n\t"
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"ldda [%1] %%asi, %%f2 \n\t"
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"ldda [%1+2] %%asi, %%f18 \n\t"
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"ldda [%2] %%asi, %%f4 \n\t"
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"ldda [%2+2] %%asi, %%f20 \n\t"
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"ld [%0], %%f0 \n\t"
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"ld [%0+4], %%f16 \n\t"
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"fpmerge %%f3, %%f3, %%f2 \n\t"
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"fpmerge %%f19, %%f19, %%f18 \n\t"
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"fpmerge %%f5, %%f5, %%f4 \n\t"
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"fpmerge %%f21, %%f21, %%f20 \n\t"
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YUV2RGB_KERNEL
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"fzero %%f0 \n\t"
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"fpmerge %%f4, %%f6, %%f8 \n\t" // r,b,t1
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"fpmerge %%f20, %%f22, %%f24 \n\t" // r,b,t1
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"fpmerge %%f0, %%f2, %%f10 \n\t" // 0,g,t2
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"fpmerge %%f0, %%f18, %%f26 \n\t" // 0,g,t2
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"fpmerge %%f10, %%f8, %%f4 \n\t" // t2,t1,msb
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"fpmerge %%f26, %%f24, %%f20 \n\t" // t2,t1,msb
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"fpmerge %%f11, %%f9, %%f6 \n\t" // t2,t1,lsb
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"fpmerge %%f27, %%f25, %%f22 \n\t" // t2,t1,lsb
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"std %%f4, [%3] \n\t"
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"std %%f20, [%3+16] \n\t"
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"std %%f6, [%3+8] \n\t"
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"std %%f22, [%3+24] \n\t"
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"add %0, 8, %0 \n\t"
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"add %1, 4, %1 \n\t"
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"add %2, 4, %2 \n\t"
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"subcc %4, 8, %4 \n\t"
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"bne 1b \n\t"
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"add %3, 32, %3 \n\t" //delay slot
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: "=r" (out1), "=r" (out2), "=r" (out3), "=r" (out4), "=r" (out5), "=r" (out6)
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: "0" (src[0]+(y+srcSliceY)*srcStride[0]), "1" (src[1]+((y+srcSliceY)>>1)*srcStride[1]),
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"2" (src[2]+((y+srcSliceY)>>1)*srcStride[2]), "3" (dst[0]+(y+srcSliceY)*dstStride[0]),
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"4" (c->dstW),
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"5" (c->sparc_coeffs)
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);
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}
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return srcSliceH;
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}
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static int vis_422P_ARGB32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
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int srcSliceH, uint8_t* dst[], int dstStride[]){
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int y, out1, out2, out3, out4, out5, out6;
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for(y=0;y < srcSliceH;++y) {
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asm volatile (
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YUV2RGB_INIT
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"wr %%g0, 0xd2, %%asi \n\t" /* ASI_FL16_P */
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"1: \n\t"
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"ldda [%1] %%asi, %%f2 \n\t"
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"ldda [%1+2] %%asi, %%f18 \n\t"
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"ldda [%2] %%asi, %%f4 \n\t"
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"ldda [%2+2] %%asi, %%f20 \n\t"
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"ld [%0], %%f0 \n\t"
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"ld [%0+4], %%f16 \n\t"
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"fpmerge %%f3, %%f3, %%f2 \n\t"
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"fpmerge %%f19, %%f19, %%f18 \n\t"
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"fpmerge %%f5, %%f5, %%f4 \n\t"
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"fpmerge %%f21, %%f21, %%f20 \n\t"
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YUV2RGB_KERNEL
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"fzero %%f0 \n\t"
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"fpmerge %%f4, %%f6, %%f8 \n\t" // r,b,t1
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"fpmerge %%f20, %%f22, %%f24 \n\t" // r,b,t1
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"fpmerge %%f0, %%f2, %%f10 \n\t" // 0,g,t2
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"fpmerge %%f0, %%f18, %%f26 \n\t" // 0,g,t2
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"fpmerge %%f10, %%f8, %%f4 \n\t" // t2,t1,msb
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"fpmerge %%f26, %%f24, %%f20 \n\t" // t2,t1,msb
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"fpmerge %%f11, %%f9, %%f6 \n\t" // t2,t1,lsb
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"fpmerge %%f27, %%f25, %%f22 \n\t" // t2,t1,lsb
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"std %%f4, [%3] \n\t"
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"std %%f20, [%3+16] \n\t"
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"std %%f6, [%3+8] \n\t"
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"std %%f22, [%3+24] \n\t"
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"add %0, 8, %0 \n\t"
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"add %1, 4, %1 \n\t"
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"add %2, 4, %2 \n\t"
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"subcc %4, 8, %4 \n\t"
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"bne 1b \n\t"
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"add %3, 32, %3 \n\t" //delay slot
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: "=r" (out1), "=r" (out2), "=r" (out3), "=r" (out4), "=r" (out5), "=r" (out6)
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: "0" (src[0]+(y+srcSliceY)*srcStride[0]), "1" (src[1]+(y+srcSliceY)*srcStride[1]),
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"2" (src[2]+(y+srcSliceY)*srcStride[2]), "3" (dst[0]+(y+srcSliceY)*dstStride[0]),
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"4" (c->dstW),
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"5" (c->sparc_coeffs)
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);
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}
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return srcSliceH;
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}
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SwsFunc yuv2rgb_init_vis(SwsContext *c) {
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c->sparc_coeffs[5]=c->yCoeff;
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c->sparc_coeffs[6]=c->vgCoeff;
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c->sparc_coeffs[7]=c->vrCoeff;
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c->sparc_coeffs[8]=c->ubCoeff;
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c->sparc_coeffs[9]=c->ugCoeff;
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c->sparc_coeffs[0]=(((int16_t)c->yOffset*(int16_t)c->yCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
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c->sparc_coeffs[1]=(((int16_t)c->uOffset*(int16_t)c->ubCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
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c->sparc_coeffs[2]=(((int16_t)c->uOffset*(int16_t)c->ugCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
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c->sparc_coeffs[3]=(((int16_t)c->vOffset*(int16_t)c->vgCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
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c->sparc_coeffs[4]=(((int16_t)c->vOffset*(int16_t)c->vrCoeff>>11) & 0xffff) * 0x0001000100010001ULL;
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if (c->dstFormat == PIX_FMT_RGB32 && c->srcFormat == PIX_FMT_YUV422P && (c->dstW & 7)==0) {
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av_log(c, AV_LOG_INFO, "SPARC VIS accelerated YUV422P -> RGB32\n");
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return vis_422P_ARGB32;
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}
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else if (c->dstFormat == PIX_FMT_RGB32 && c->srcFormat == PIX_FMT_YUV420P && (c->dstW & 7)==0) {
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av_log(c, AV_LOG_INFO, "SPARC VIS accelerated YUV420P -> RGB32\n");
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return vis_420P_ARGB32;
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}
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return NULL;
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}
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