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/************************************************************************** |
/***************************************************************************** |
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* |
* |
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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* colorspace conversions |
* - Colorspace conversion functions - |
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* Copyright(C) 2001-2003 Peter Ross <pross@xvid.org> |
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* This program is free software; you can redistribute it and/or modify |
* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
* it under the terms of the GNU General Public License as published by |
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* |
* |
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* You should have received a copy of the GNU General Public License |
* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
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*************************************************************************/ |
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/************************************************************************** |
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* |
* |
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* History: |
* $Id$ |
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* |
* |
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* 14.04.2002 added user_to_yuv_c() |
****************************************************************************/ |
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* 30.02.2002 out_yuv dst_stride2 fix |
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* 26.02.2002 rgb555, rgb565 |
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* 24.11.2001 accuracy improvement to yuyv/vyuy conversion |
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* 28.10.2001 total rewrite <pross@cs.rmit.edu.au> |
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* |
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**************************************************************************/ |
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#include <string.h> // memcpy |
#include <string.h> /* memcpy */ |
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#include "../global.h" |
#include "../global.h" |
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#include "../divx4.h" // DEC_PICTURE |
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#include "colorspace.h" |
#include "colorspace.h" |
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// function pointers |
/* function pointers */ |
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/* input */ |
/* input */ |
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packedFuncPtr rgb555_to_yv12; |
packedFuncPtr rgb555_to_yv12; |
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packedFuncPtr bgra_to_yv12; |
packedFuncPtr bgra_to_yv12; |
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packedFuncPtr abgr_to_yv12; |
packedFuncPtr abgr_to_yv12; |
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packedFuncPtr rgba_to_yv12; |
packedFuncPtr rgba_to_yv12; |
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packedFuncPtr yuv_to_yv12; |
packedFuncPtr argb_to_yv12; |
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packedFuncPtr yuyv_to_yv12; |
packedFuncPtr yuyv_to_yv12; |
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packedFuncPtr uyvy_to_yv12; |
packedFuncPtr uyvy_to_yv12; |
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packedFuncPtr bgrai_to_yv12; |
packedFuncPtr bgrai_to_yv12; |
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packedFuncPtr abgri_to_yv12; |
packedFuncPtr abgri_to_yv12; |
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packedFuncPtr rgbai_to_yv12; |
packedFuncPtr rgbai_to_yv12; |
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packedFuncPtr argbi_to_yv12; |
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packedFuncPtr yuyvi_to_yv12; |
packedFuncPtr yuyvi_to_yv12; |
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packedFuncPtr uyvyi_to_yv12; |
packedFuncPtr uyvyi_to_yv12; |
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packedFuncPtr yv12_to_bgra; |
packedFuncPtr yv12_to_bgra; |
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packedFuncPtr yv12_to_abgr; |
packedFuncPtr yv12_to_abgr; |
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packedFuncPtr yv12_to_rgba; |
packedFuncPtr yv12_to_rgba; |
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packedFuncPtr yv12_to_yuv; |
packedFuncPtr yv12_to_argb; |
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packedFuncPtr yv12_to_yuyv; |
packedFuncPtr yv12_to_yuyv; |
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packedFuncPtr yv12_to_uyvy; |
packedFuncPtr yv12_to_uyvy; |
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packedFuncPtr yv12_to_bgrai; |
packedFuncPtr yv12_to_bgrai; |
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packedFuncPtr yv12_to_abgri; |
packedFuncPtr yv12_to_abgri; |
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packedFuncPtr yv12_to_rgbai; |
packedFuncPtr yv12_to_rgbai; |
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packedFuncPtr yv12_to_argbi; |
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packedFuncPtr yv12_to_yuyvi; |
packedFuncPtr yv12_to_yuyvi; |
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packedFuncPtr yv12_to_uyvyi; |
packedFuncPtr yv12_to_uyvyi; |
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planarFuncPtr yv12_to_yv12; |
planarFuncPtr yv12_to_yv12; |
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int32_t RGB_Y_tab[256]; |
static int32_t RGB_Y_tab[256]; |
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int32_t B_U_tab[256]; |
static int32_t B_U_tab[256]; |
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int32_t G_U_tab[256]; |
static int32_t G_U_tab[256]; |
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int32_t G_V_tab[256]; |
static int32_t G_V_tab[256]; |
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int32_t R_V_tab[256]; |
static int32_t R_V_tab[256]; |
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MAKE_COLORSPACE(bgra_to_yv12_c, 4,2,2, RGB_TO_YV12, 2,1,0, 0) |
MAKE_COLORSPACE(bgra_to_yv12_c, 4,2,2, RGB_TO_YV12, 2,1,0, 0) |
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MAKE_COLORSPACE(abgr_to_yv12_c, 4,2,2, RGB_TO_YV12, 3,2,1, 0) |
MAKE_COLORSPACE(abgr_to_yv12_c, 4,2,2, RGB_TO_YV12, 3,2,1, 0) |
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MAKE_COLORSPACE(rgba_to_yv12_c, 4,2,2, RGB_TO_YV12, 0,1,2, 0) |
MAKE_COLORSPACE(rgba_to_yv12_c, 4,2,2, RGB_TO_YV12, 0,1,2, 0) |
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MAKE_COLORSPACE(argb_to_yv12_c, 4,2,2, RGB_TO_YV12, 1,2,3, 0) |
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MAKE_COLORSPACE(yuyv_to_yv12_c, 2,2,2, YUYV_TO_YV12, 0,1,2,3) |
MAKE_COLORSPACE(yuyv_to_yv12_c, 2,2,2, YUYV_TO_YV12, 0,1,2,3) |
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MAKE_COLORSPACE(uyvy_to_yv12_c, 2,2,2, YUYV_TO_YV12, 1,0,3,2) |
MAKE_COLORSPACE(uyvy_to_yv12_c, 2,2,2, YUYV_TO_YV12, 1,0,3,2) |
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MAKE_COLORSPACE(bgrai_to_yv12_c, 4,2,4, RGBI_TO_YV12, 2,1,0, 0) |
MAKE_COLORSPACE(bgrai_to_yv12_c, 4,2,4, RGBI_TO_YV12, 2,1,0, 0) |
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MAKE_COLORSPACE(abgri_to_yv12_c, 4,2,4, RGBI_TO_YV12, 3,2,1, 0) |
MAKE_COLORSPACE(abgri_to_yv12_c, 4,2,4, RGBI_TO_YV12, 3,2,1, 0) |
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MAKE_COLORSPACE(rgbai_to_yv12_c, 4,2,4, RGBI_TO_YV12, 0,1,2, 0) |
MAKE_COLORSPACE(rgbai_to_yv12_c, 4,2,4, RGBI_TO_YV12, 0,1,2, 0) |
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MAKE_COLORSPACE(argbi_to_yv12_c, 4,2,4, RGBI_TO_YV12, 1,2,3, 0) |
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MAKE_COLORSPACE(yuyvi_to_yv12_c, 2,2,4, YUYVI_TO_YV12, 0,1,2,3) |
MAKE_COLORSPACE(yuyvi_to_yv12_c, 2,2,4, YUYVI_TO_YV12, 0,1,2,3) |
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MAKE_COLORSPACE(uyvyi_to_yv12_c, 2,2,4, YUYVI_TO_YV12, 1,0,3,2) |
MAKE_COLORSPACE(uyvyi_to_yv12_c, 2,2,4, YUYVI_TO_YV12, 1,0,3,2) |
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((MAX(0,MIN(255, B)) >> 3) & 0x001f) |
((MAX(0,MIN(255, B)) >> 3) & 0x001f) |
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#define WRITE_RGB16(ROW,UV_ROW,C1) \ |
#define WRITE_RGB16(ROW,UV_ROW,C1) \ |
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rgb_y = RGB_Y_tab[ y_ptr[y_stride + 0] ]; \ |
rgb_y = RGB_Y_tab[ y_ptr[y_stride*(ROW) + 0] ]; \ |
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b[ROW] = (b[ROW] & 0x7) + ((rgb_y + b_u##UV_ROW) >> SCALEBITS_OUT); \ |
b[ROW] = (b[ROW] & 0x7) + ((rgb_y + b_u##UV_ROW) >> SCALEBITS_OUT); \ |
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g[ROW] = (g[ROW] & 0x7) + ((rgb_y - g_uv##UV_ROW) >> SCALEBITS_OUT); \ |
g[ROW] = (g[ROW] & 0x7) + ((rgb_y - g_uv##UV_ROW) >> SCALEBITS_OUT); \ |
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r[ROW] = (r[ROW] & 0x7) + ((rgb_y + r_v##UV_ROW) >> SCALEBITS_OUT); \ |
r[ROW] = (r[ROW] & 0x7) + ((rgb_y + r_v##UV_ROW) >> SCALEBITS_OUT); \ |
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*(uint16_t *) (x_ptr+((ROW)*x_stride)+0) = C1(r[ROW], g[ROW], b[ROW]); \ |
*(uint16_t *) (x_ptr+((ROW)*x_stride)+0) = C1(r[ROW], g[ROW], b[ROW]); \ |
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rgb_y = RGB_Y_tab[ y_ptr[y_stride + 1] ]; \ |
rgb_y = RGB_Y_tab[ y_ptr[y_stride*(ROW) + 1] ]; \ |
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b[ROW] = (b[ROW] & 0x7) + ((rgb_y + b_u##UV_ROW) >> SCALEBITS_OUT); \ |
b[ROW] = (b[ROW] & 0x7) + ((rgb_y + b_u##UV_ROW) >> SCALEBITS_OUT); \ |
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g[ROW] = (g[ROW] & 0x7) + ((rgb_y - g_uv##UV_ROW) >> SCALEBITS_OUT); \ |
g[ROW] = (g[ROW] & 0x7) + ((rgb_y - g_uv##UV_ROW) >> SCALEBITS_OUT); \ |
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r[ROW] = (r[ROW] & 0x7) + ((rgb_y + r_v##UV_ROW) >> SCALEBITS_OUT); \ |
r[ROW] = (r[ROW] & 0x7) + ((rgb_y + r_v##UV_ROW) >> SCALEBITS_OUT); \ |
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MAKE_COLORSPACE(yv12_to_bgra_c, 4,2,2, YV12_TO_RGB, 2,1,0,3) |
MAKE_COLORSPACE(yv12_to_bgra_c, 4,2,2, YV12_TO_RGB, 2,1,0,3) |
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MAKE_COLORSPACE(yv12_to_abgr_c, 4,2,2, YV12_TO_RGB, 3,2,1,0) |
MAKE_COLORSPACE(yv12_to_abgr_c, 4,2,2, YV12_TO_RGB, 3,2,1,0) |
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MAKE_COLORSPACE(yv12_to_rgba_c, 4,2,2, YV12_TO_RGB, 0,1,2,3) |
MAKE_COLORSPACE(yv12_to_rgba_c, 4,2,2, YV12_TO_RGB, 0,1,2,3) |
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MAKE_COLORSPACE(yv12_to_argb_c, 4,2,2, YV12_TO_RGB, 1,2,3,0) |
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MAKE_COLORSPACE(yv12_to_yuyv_c, 2,2,2, YV12_TO_YUYV, 0,1,2,3) |
MAKE_COLORSPACE(yv12_to_yuyv_c, 2,2,2, YV12_TO_YUYV, 0,1,2,3) |
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MAKE_COLORSPACE(yv12_to_uyvy_c, 2,2,2, YV12_TO_YUYV, 1,0,3,2) |
MAKE_COLORSPACE(yv12_to_uyvy_c, 2,2,2, YV12_TO_YUYV, 1,0,3,2) |
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MAKE_COLORSPACE(yv12_to_bgrai_c, 4,2,4, YV12_TO_RGBI, 2,1,0,3) |
MAKE_COLORSPACE(yv12_to_bgrai_c, 4,2,4, YV12_TO_RGBI, 2,1,0,3) |
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MAKE_COLORSPACE(yv12_to_abgri_c, 4,2,4, YV12_TO_RGBI, 3,2,1,0) |
MAKE_COLORSPACE(yv12_to_abgri_c, 4,2,4, YV12_TO_RGBI, 3,2,1,0) |
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MAKE_COLORSPACE(yv12_to_rgbai_c, 4,2,4, YV12_TO_RGBI, 0,1,2,3) |
MAKE_COLORSPACE(yv12_to_rgbai_c, 4,2,4, YV12_TO_RGBI, 0,1,2,3) |
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MAKE_COLORSPACE(yv12_to_argbi_c, 4,2,4, YV12_TO_RGBI, 1,2,3,0) |
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MAKE_COLORSPACE(yv12_to_yuyvi_c, 2,2,4, YV12_TO_YUYVI, 0,1,2,3) |
MAKE_COLORSPACE(yv12_to_yuyvi_c, 2,2,4, YV12_TO_YUYVI, 0,1,2,3) |
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MAKE_COLORSPACE(yv12_to_uyvyi_c, 2,2,4, YV12_TO_YUYVI, 1,0,3,2) |
MAKE_COLORSPACE(yv12_to_uyvyi_c, 2,2,4, YV12_TO_YUYVI, 1,0,3,2) |
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y_dst += y_dst_stride; |
y_dst += y_dst_stride; |
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} |
} |
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if (u_src) |
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for (y = height2; y; y--) { |
for (y = height2; y; y--) { |
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memcpy(u_dst, u_src, width2); |
memcpy(u_dst, u_src, width2); |
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u_src += uv_src_stride; |
u_src += uv_src_stride; |
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u_dst += uv_dst_stride; |
u_dst += uv_dst_stride; |
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} |
} |
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else |
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for (y = height2; y; y--) { |
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memset(u_dst, 0x80, width2); |
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u_dst += uv_dst_stride; |
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} |
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if (v_src) |
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for (y = height2; y; y--) { |
for (y = height2; y; y--) { |
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memcpy(v_dst, v_src, width2); |
memcpy(v_dst, v_src, width2); |
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v_src += uv_src_stride; |
v_src += uv_src_stride; |
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v_dst += uv_dst_stride; |
v_dst += uv_dst_stride; |
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} |
} |
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else |
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for (y = height2; y; y--) { |
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memset(v_dst, 0x80, width2); |
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v_dst += uv_dst_stride; |
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} |
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} |
} |
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