1 /*****************************************************************************
2 * i422_yuy2.h : YUV to YUV conversion module for vlc
3 *****************************************************************************
4 * Copyright (C) 2002 the VideoLAN team
7 * Authors: Samuel Hocevar <sam@zoy.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
24 #ifdef MODULE_NAME_IS_i422_yuy2_mmx
26 #define MMX_YUV422_YUYV " \n\
27 movq (%1), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
28 movd (%2), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
29 movd (%3), %%mm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
30 punpcklbw %%mm2, %%mm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
31 movq %%mm0, %%mm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
32 punpcklbw %%mm1, %%mm2 # v1 y3 u1 y2 v0 y1 u0 y0 \n\
33 movq %%mm2, (%0) # Store low YUYV \n\
34 punpckhbw %%mm1, %%mm0 # v3 y7 u3 y6 v2 y5 u2 y4 \n\
35 movq %%mm0, 8(%0) # Store high YUYV \n\
38 #define MMX_YUV422_YVYU " \n\
39 movq (%1), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
40 movd (%2), %%mm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
41 movd (%3), %%mm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
42 punpcklbw %%mm2, %%mm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
43 movq %%mm0, %%mm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
44 punpcklbw %%mm1, %%mm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
45 movq %%mm2, (%0) # Store low YUYV \n\
46 punpckhbw %%mm1, %%mm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
47 movq %%mm0, 8(%0) # Store high YUYV \n\
50 #define MMX_YUV422_UYVY " \n\
51 movq (%1), %%mm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
52 movd (%2), %%mm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
53 movd (%3), %%mm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
54 punpcklbw %%mm2, %%mm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
55 movq %%mm1, %%mm2 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
56 punpcklbw %%mm0, %%mm2 # y3 v1 y2 u1 y1 v0 y0 u0 \n\
57 movq %%mm2, (%0) # Store low UYVY \n\
58 punpckhbw %%mm0, %%mm1 # y7 v3 y6 u3 y5 v2 y4 u2 \n\
59 movq %%mm1, 8(%0) # Store high UYVY \n\
62 #define MMX_YUV422_Y211 " \n\
67 #define C_YUV422_YUYV( p_line, p_y, p_u, p_v ) \
68 *(p_line)++ = *(p_y)++; \
69 *(p_line)++ = *(p_u)++; \
70 *(p_line)++ = *(p_y)++; \
71 *(p_line)++ = *(p_v)++; \
73 #define C_YUV422_YVYU( p_line, p_y, p_u, p_v ) \
74 *(p_line)++ = *(p_y)++; \
75 *(p_line)++ = *(p_v)++; \
76 *(p_line)++ = *(p_y)++; \
77 *(p_line)++ = *(p_u)++; \
79 #define C_YUV422_UYVY( p_line, p_y, p_u, p_v ) \
80 *(p_line)++ = *(p_u)++; \
81 *(p_line)++ = *(p_y)++; \
82 *(p_line)++ = *(p_v)++; \
83 *(p_line)++ = *(p_y)++; \
85 #define C_YUV422_Y211( p_line, p_y, p_u, p_v ) \
86 *(p_line)++ = *(p_y); p_y += 2; \
87 *(p_line)++ = *(p_u) - 0x80; p_u += 2; \
88 *(p_line)++ = *(p_y); p_y += 2; \
89 *(p_line)++ = *(p_v) - 0x80; p_v += 2; \