## ffmpeg / libavcodec / x86 / h264_deblock.asm @ 98c6053c

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1 | e27ad118 | Jason Garrett-Glaser | ;***************************************************************************** |
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2 | ;* MMX/SSE2-optimized H.264 deblocking code |
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3 | ;***************************************************************************** |
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4 | ;* Copyright (C) 2005-2008 x264 project |
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5 | ;* |
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6 | ;* Authors: Loren Merritt <lorenm@u.washington.edu> |
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7 | 2c166c3a | Ronald S. Bultje | ;* Jason Garrett-Glaser <darkshikari@gmail.com> |

8 | e27ad118 | Jason Garrett-Glaser | ;* |

9 | c7b1d976 | Loren Merritt | ;* This file is part of FFmpeg. |

10 | e27ad118 | Jason Garrett-Glaser | ;* |

11 | c7b1d976 | Loren Merritt | ;* FFmpeg is free software; you can redistribute it and/or |

12 | ;* modify it under the terms of the GNU Lesser General Public |
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13 | ;* License as published by the Free Software Foundation; either |
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14 | ;* version 2.1 of the License, or (at your option) any later version. |
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15 | ;* |
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16 | ;* FFmpeg is distributed in the hope that it will be useful, |
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17 | e27ad118 | Jason Garrett-Glaser | ;* but WITHOUT ANY WARRANTY; without even the implied warranty of |

18 | c7b1d976 | Loren Merritt | ;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |

19 | ;* Lesser General Public License for more details. |
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20 | e27ad118 | Jason Garrett-Glaser | ;* |

21 | c7b1d976 | Loren Merritt | ;* You should have received a copy of the GNU Lesser General Public |

22 | ;* License along with FFmpeg; if not, write to the Free Software |
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23 | ;* 51, Inc., Foundation Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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24 | ;****************************************************************************** |
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25 | e27ad118 | Jason Garrett-Glaser | |

26 | %include "x86inc.asm" |
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27 | 2c166c3a | Ronald S. Bultje | %include "x86util.asm" |

28 | e27ad118 | Jason Garrett-Glaser | |

29 | SECTION_RODATA |
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30 | 2c166c3a | Ronald S. Bultje | |

31 | cextern pb_0 |
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32 | cextern pb_1 |
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33 | cextern pb_3 |
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34 | cextern pb_A1 |
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35 | e27ad118 | Jason Garrett-Glaser | |

36 | SECTION .text |
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37 | |||

38 | ; expands to [base],...,[base+7*stride] |
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39 | %define PASS8ROWS(base, base3, stride, stride3) \ |
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40 | [base], [base+stride], [base+stride*2], [base3], \ |
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41 | [base3+stride], [base3+stride*2], [base3+stride3], [base3+stride*4] |
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42 | |||

43 | ; in: 8 rows of 4 bytes in %1..%8 |
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44 | ; out: 4 rows of 8 bytes in m0..m3 |
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45 | %macro TRANSPOSE4x8_LOAD 8 |
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46 | movd m0, %1 |
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47 | movd m2, %2 |
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48 | movd m1, %3 |
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49 | movd m3, %4 |
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50 | punpcklbw m0, m2 |
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51 | punpcklbw m1, m3 |
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52 | movq m2, m0 |
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53 | punpcklwd m0, m1 |
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54 | punpckhwd m2, m1 |
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55 | |||

56 | movd m4, %5 |
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57 | movd m6, %6 |
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58 | movd m5, %7 |
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59 | movd m7, %8 |
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60 | punpcklbw m4, m6 |
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61 | punpcklbw m5, m7 |
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62 | movq m6, m4 |
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63 | punpcklwd m4, m5 |
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64 | punpckhwd m6, m5 |
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65 | |||

66 | movq m1, m0 |
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67 | movq m3, m2 |
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68 | punpckldq m0, m4 |
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69 | punpckhdq m1, m4 |
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70 | punpckldq m2, m6 |
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71 | punpckhdq m3, m6 |
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72 | %endmacro |
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73 | |||

74 | ; in: 4 rows of 8 bytes in m0..m3 |
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75 | ; out: 8 rows of 4 bytes in %1..%8 |
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76 | %macro TRANSPOSE8x4_STORE 8 |
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77 | movq m4, m0 |
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78 | movq m5, m1 |
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79 | movq m6, m2 |
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80 | punpckhdq m4, m4 |
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81 | punpckhdq m5, m5 |
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82 | punpckhdq m6, m6 |
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83 | |||

84 | punpcklbw m0, m1 |
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85 | punpcklbw m2, m3 |
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86 | movq m1, m0 |
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87 | punpcklwd m0, m2 |
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88 | punpckhwd m1, m2 |
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89 | movd %1, m0 |
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90 | punpckhdq m0, m0 |
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91 | movd %2, m0 |
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92 | movd %3, m1 |
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93 | punpckhdq m1, m1 |
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94 | movd %4, m1 |
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95 | |||

96 | punpckhdq m3, m3 |
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97 | punpcklbw m4, m5 |
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98 | punpcklbw m6, m3 |
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99 | movq m5, m4 |
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100 | punpcklwd m4, m6 |
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101 | punpckhwd m5, m6 |
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102 | movd %5, m4 |
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103 | punpckhdq m4, m4 |
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104 | movd %6, m4 |
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105 | movd %7, m5 |
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106 | punpckhdq m5, m5 |
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107 | movd %8, m5 |
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108 | %endmacro |
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109 | |||

110 | 2c166c3a | Ronald S. Bultje | %macro SBUTTERFLY3 4 |

111 | e27ad118 | Jason Garrett-Glaser | movq %4, %2 |

112 | punpckl%1 %2, %3 |
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113 | punpckh%1 %4, %3 |
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114 | %endmacro |
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115 | |||

116 | ; in: 8 rows of 8 (only the middle 6 pels are used) in %1..%8 |
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117 | ; out: 6 rows of 8 in [%9+0*16] .. [%9+5*16] |
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118 | %macro TRANSPOSE6x8_MEM 9 |
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119 | movq m0, %1 |
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120 | movq m1, %2 |
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121 | movq m2, %3 |
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122 | movq m3, %4 |
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123 | movq m4, %5 |
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124 | movq m5, %6 |
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125 | movq m6, %7 |
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126 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 bw, m0, m1, m7 |

127 | SBUTTERFLY3 bw, m2, m3, m1 |
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128 | SBUTTERFLY3 bw, m4, m5, m3 |
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129 | e27ad118 | Jason Garrett-Glaser | movq [%9+0x10], m1 |

130 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 bw, m6, %8, m5 |

131 | SBUTTERFLY3 wd, m0, m2, m1 |
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132 | SBUTTERFLY3 wd, m4, m6, m2 |
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133 | e27ad118 | Jason Garrett-Glaser | punpckhdq m0, m4 |

134 | movq [%9+0x00], m0 |
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135 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 wd, m7, [%9+0x10], m6 |

136 | SBUTTERFLY3 wd, m3, m5, m4 |
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137 | SBUTTERFLY3 dq, m7, m3, m0 |
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138 | SBUTTERFLY3 dq, m1, m2, m5 |
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139 | e27ad118 | Jason Garrett-Glaser | punpckldq m6, m4 |

140 | movq [%9+0x10], m1 |
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141 | movq [%9+0x20], m5 |
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142 | movq [%9+0x30], m7 |
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143 | movq [%9+0x40], m0 |
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144 | movq [%9+0x50], m6 |
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145 | %endmacro |
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146 | |||

147 | ; in: 8 rows of 8 in %1..%8 |
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148 | ; out: 8 rows of 8 in %9..%16 |
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149 | %macro TRANSPOSE8x8_MEM 16 |
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150 | movq m0, %1 |
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151 | movq m1, %2 |
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152 | movq m2, %3 |
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153 | movq m3, %4 |
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154 | movq m4, %5 |
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155 | movq m5, %6 |
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156 | movq m6, %7 |
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157 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 bw, m0, m1, m7 |

158 | SBUTTERFLY3 bw, m2, m3, m1 |
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159 | SBUTTERFLY3 bw, m4, m5, m3 |
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160 | SBUTTERFLY3 bw, m6, %8, m5 |
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161 | e27ad118 | Jason Garrett-Glaser | movq %9, m3 |

162 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 wd, m0, m2, m3 |

163 | SBUTTERFLY3 wd, m4, m6, m2 |
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164 | SBUTTERFLY3 wd, m7, m1, m6 |
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165 | e27ad118 | Jason Garrett-Glaser | movq %11, m2 |

166 | movq m2, %9 |
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167 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 wd, m2, m5, m1 |

168 | SBUTTERFLY3 dq, m0, m4, m5 |
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169 | SBUTTERFLY3 dq, m7, m2, m4 |
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170 | e27ad118 | Jason Garrett-Glaser | movq %9, m0 |

171 | movq %10, m5 |
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172 | movq %13, m7 |
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173 | movq %14, m4 |
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174 | 2c166c3a | Ronald S. Bultje | SBUTTERFLY3 dq, m3, %11, m0 |

175 | SBUTTERFLY3 dq, m6, m1, m5 |
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176 | e27ad118 | Jason Garrett-Glaser | movq %11, m3 |

177 | movq %12, m0 |
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178 | movq %15, m6 |
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179 | movq %16, m5 |
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180 | %endmacro |
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181 | |||

182 | ; out: %4 = |%1-%2|>%3 |
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183 | ; clobbers: %5 |
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184 | %macro DIFF_GT 5 |
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185 | mova %5, %2 |
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186 | mova %4, %1 |
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187 | psubusb %5, %1 |
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188 | psubusb %4, %2 |
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189 | por %4, %5 |
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190 | psubusb %4, %3 |
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191 | %endmacro |
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192 | |||

193 | ; out: %4 = |%1-%2|>%3 |
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194 | ; clobbers: %5 |
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195 | %macro DIFF_GT2 5 |
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196 | mova %5, %2 |
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197 | mova %4, %1 |
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198 | psubusb %5, %1 |
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199 | psubusb %4, %2 |
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200 | psubusb %5, %3 |
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201 | psubusb %4, %3 |
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202 | pcmpeqb %4, %5 |
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203 | %endmacro |
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204 | |||

205 | %macro SPLATW 1 |
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206 | %ifidn m0, xmm0 |
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207 | pshuflw %1, %1, 0 |
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208 | punpcklqdq %1, %1 |
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209 | %else |
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210 | pshufw %1, %1, 0 |
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211 | %endif |
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212 | %endmacro |
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213 | |||

214 | ; in: m0=p1 m1=p0 m2=q0 m3=q1 %1=alpha-1 %2=beta-1 |
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215 | ; out: m5=beta-1, m7=mask, %3=alpha-1 |
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216 | ; clobbers: m4,m6 |
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217 | %macro LOAD_MASK 2-3 |
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218 | movd m4, %1 |
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219 | movd m5, %2 |
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220 | SPLATW m4 |
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221 | SPLATW m5 |
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222 | packuswb m4, m4 ; 16x alpha-1 |
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223 | packuswb m5, m5 ; 16x beta-1 |
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224 | %if %0>2 |
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225 | mova %3, m4 |
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226 | %endif |
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227 | DIFF_GT m1, m2, m4, m7, m6 ; |p0-q0| > alpha-1 |
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228 | DIFF_GT m0, m1, m5, m4, m6 ; |p1-p0| > beta-1 |
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229 | por m7, m4 |
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230 | DIFF_GT m3, m2, m5, m4, m6 ; |q1-q0| > beta-1 |
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231 | por m7, m4 |
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232 | pxor m6, m6 |
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233 | pcmpeqb m7, m6 |
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234 | %endmacro |
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235 | |||

236 | ; in: m0=p1 m1=p0 m2=q0 m3=q1 m7=(tc&mask) |
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237 | ; out: m1=p0' m2=q0' |
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238 | ; clobbers: m0,3-6 |
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239 | %macro DEBLOCK_P0_Q0 0 |
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240 | mova m5, m1 |
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241 | 2c166c3a | Ronald S. Bultje | pxor m5, m2 ; p0^q0 |

242 | pand m5, [pb_1] ; (p0^q0)&1 |
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243 | e27ad118 | Jason Garrett-Glaser | pcmpeqb m4, m4 |

244 | pxor m3, m4 |
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245 | 2c166c3a | Ronald S. Bultje | pavgb m3, m0 ; (p1 - q1 + 256)>>1 |

246 | pavgb m3, [pb_3] ; (((p1 - q1 + 256)>>1)+4)>>1 = 64+2+(p1-q1)>>2 |
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247 | e27ad118 | Jason Garrett-Glaser | pxor m4, m1 |

248 | 2c166c3a | Ronald S. Bultje | pavgb m4, m2 ; (q0 - p0 + 256)>>1 |

249 | e27ad118 | Jason Garrett-Glaser | pavgb m3, m5 |

250 | 2c166c3a | Ronald S. Bultje | paddusb m3, m4 ; d+128+33 |

251 | mova m6, [pb_A1] |
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252 | e27ad118 | Jason Garrett-Glaser | psubusb m6, m3 |

253 | 2c166c3a | Ronald S. Bultje | psubusb m3, [pb_A1] |

254 | e27ad118 | Jason Garrett-Glaser | pminub m6, m7 |

255 | pminub m3, m7 |
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256 | psubusb m1, m6 |
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257 | psubusb m2, m3 |
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258 | paddusb m1, m3 |
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259 | paddusb m2, m6 |
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260 | %endmacro |
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261 | |||

262 | ; in: m1=p0 m2=q0 |
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263 | ; %1=p1 %2=q2 %3=[q2] %4=[q1] %5=tc0 %6=tmp |
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264 | ; out: [q1] = clip( (q2+((p0+q0+1)>>1))>>1, q1-tc0, q1+tc0 ) |
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265 | ; clobbers: q2, tmp, tc0 |
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266 | %macro LUMA_Q1 6 |
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267 | mova %6, m1 |
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268 | pavgb %6, m2 |
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269 | 2c166c3a | Ronald S. Bultje | pavgb %2, %6 ; avg(p2,avg(p0,q0)) |

270 | e27ad118 | Jason Garrett-Glaser | pxor %6, %3 |

271 | 2c166c3a | Ronald S. Bultje | pand %6, [pb_1] ; (p2^avg(p0,q0))&1 |

272 | psubusb %2, %6 ; (p2+((p0+q0+1)>>1))>>1 |
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273 | e27ad118 | Jason Garrett-Glaser | mova %6, %1 |

274 | psubusb %6, %5 |
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275 | paddusb %5, %1 |
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276 | pmaxub %2, %6 |
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277 | pminub %2, %5 |
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278 | mova %4, %2 |
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279 | %endmacro |
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280 | |||

281 | %ifdef ARCH_X86_64 |
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282 | ;----------------------------------------------------------------------------- |
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283 | ; void x264_deblock_v_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
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284 | ;----------------------------------------------------------------------------- |
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285 | INIT_XMM |
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286 | 3f87f39c | John Adcock | cglobal x264_deblock_v_luma_sse2, 5,5,10 |

287 | e27ad118 | Jason Garrett-Glaser | movd m8, [r4] ; tc0 |

288 | lea r4, [r1*3] |
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289 | dec r2d ; alpha-1 |
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290 | neg r4 |
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291 | dec r3d ; beta-1 |
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292 | add r4, r0 ; pix-3*stride |
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293 | |||

294 | mova m0, [r4+r1] ; p1 |
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295 | mova m1, [r4+2*r1] ; p0 |
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296 | mova m2, [r0] ; q0 |
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297 | mova m3, [r0+r1] ; q1 |
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298 | LOAD_MASK r2d, r3d |
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299 | |||

300 | punpcklbw m8, m8 |
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301 | punpcklbw m8, m8 ; tc = 4x tc0[3], 4x tc0[2], 4x tc0[1], 4x tc0[0] |
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302 | pcmpeqb m9, m9 |
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303 | pcmpeqb m9, m8 |
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304 | pandn m9, m7 |
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305 | pand m8, m9 |
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306 | |||

307 | movdqa m3, [r4] ; p2 |
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308 | DIFF_GT2 m1, m3, m5, m6, m7 ; |p2-p0| > beta-1 |
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309 | pand m6, m9 |
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310 | mova m7, m8 |
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311 | psubb m7, m6 |
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312 | pand m6, m8 |
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313 | LUMA_Q1 m0, m3, [r4], [r4+r1], m6, m4 |
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314 | |||

315 | movdqa m4, [r0+2*r1] ; q2 |
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316 | DIFF_GT2 m2, m4, m5, m6, m3 ; |q2-q0| > beta-1 |
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317 | pand m6, m9 |
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318 | pand m8, m6 |
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319 | psubb m7, m6 |
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320 | mova m3, [r0+r1] |
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321 | LUMA_Q1 m3, m4, [r0+2*r1], [r0+r1], m8, m6 |
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322 | |||

323 | DEBLOCK_P0_Q0 |
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324 | mova [r4+2*r1], m1 |
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325 | mova [r0], m2 |
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326 | 3f87f39c | John Adcock | RET |

327 | e27ad118 | Jason Garrett-Glaser | |

328 | ;----------------------------------------------------------------------------- |
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329 | ; void x264_deblock_h_luma_sse2( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
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330 | ;----------------------------------------------------------------------------- |
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331 | INIT_MMX |
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332 | 3f87f39c | John Adcock | cglobal x264_deblock_h_luma_sse2, 5,7 |

333 | movsxd r10, r1d |
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334 | e27ad118 | Jason Garrett-Glaser | lea r11, [r10+r10*2] |

335 | 3f87f39c | John Adcock | lea r6, [r0-4] |

336 | lea r5, [r0-4+r11] |
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337 | %ifdef WIN64 |
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338 | sub rsp, 0x98 |
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339 | %define pix_tmp rsp+0x30 |
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340 | %else |
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341 | e27ad118 | Jason Garrett-Glaser | sub rsp, 0x68 |

342 | %define pix_tmp rsp |
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343 | 3f87f39c | John Adcock | %endif |

344 | e27ad118 | Jason Garrett-Glaser | |

345 | ; transpose 6x16 -> tmp space |
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346 | 3f87f39c | John Adcock | TRANSPOSE6x8_MEM PASS8ROWS(r6, r5, r10, r11), pix_tmp |

347 | lea r6, [r6+r10*8] |
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348 | lea r5, [r5+r10*8] |
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349 | TRANSPOSE6x8_MEM PASS8ROWS(r6, r5, r10, r11), pix_tmp+8 |
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350 | e27ad118 | Jason Garrett-Glaser | |

351 | ; vertical filter |
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352 | ; alpha, beta, tc0 are still in r2d, r3d, r4 |
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353 | 3f87f39c | John Adcock | ; don't backup r6, r5, r10, r11 because x264_deblock_v_luma_sse2 doesn't use them |

354 | e27ad118 | Jason Garrett-Glaser | lea r0, [pix_tmp+0x30] |

355 | 3f87f39c | John Adcock | mov r1d, 0x10 |

356 | %ifdef WIN64 |
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357 | mov [rsp+0x20], r4 |
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358 | %endif |
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359 | e27ad118 | Jason Garrett-Glaser | call x264_deblock_v_luma_sse2 |

360 | |||

361 | ; transpose 16x4 -> original space (only the middle 4 rows were changed by the filter) |
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362 | 3f87f39c | John Adcock | add r6, 2 |

363 | add r5, 2 |
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364 | e27ad118 | Jason Garrett-Glaser | movq m0, [pix_tmp+0x18] |

365 | movq m1, [pix_tmp+0x28] |
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366 | movq m2, [pix_tmp+0x38] |
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367 | movq m3, [pix_tmp+0x48] |
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368 | 3f87f39c | John Adcock | TRANSPOSE8x4_STORE PASS8ROWS(r6, r5, r10, r11) |

369 | e27ad118 | Jason Garrett-Glaser | |

370 | shl r10, 3 |
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371 | 3f87f39c | John Adcock | sub r6, r10 |

372 | sub r5, r10 |
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373 | e27ad118 | Jason Garrett-Glaser | shr r10, 3 |

374 | movq m0, [pix_tmp+0x10] |
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375 | movq m1, [pix_tmp+0x20] |
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376 | movq m2, [pix_tmp+0x30] |
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377 | movq m3, [pix_tmp+0x40] |
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378 | 3f87f39c | John Adcock | TRANSPOSE8x4_STORE PASS8ROWS(r6, r5, r10, r11) |

379 | e27ad118 | Jason Garrett-Glaser | |

380 | 3f87f39c | John Adcock | %ifdef WIN64 |

381 | add rsp, 0x98 |
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382 | %else |
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383 | e27ad118 | Jason Garrett-Glaser | add rsp, 0x68 |

384 | 3f87f39c | John Adcock | %endif |

385 | RET |
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386 | e27ad118 | Jason Garrett-Glaser | |

387 | %else |
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388 | |||

389 | %macro DEBLOCK_LUMA 3 |
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390 | ;----------------------------------------------------------------------------- |
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391 | ; void x264_deblock_v8_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
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392 | ;----------------------------------------------------------------------------- |
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393 | cglobal x264_deblock_%2_luma_%1, 5,5 |
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394 | lea r4, [r1*3] |
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395 | dec r2 ; alpha-1 |
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396 | neg r4 |
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397 | dec r3 ; beta-1 |
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398 | add r4, r0 ; pix-3*stride |
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399 | %assign pad 2*%3+12-(stack_offset&15) |
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400 | SUB esp, pad |
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401 | |||

402 | mova m0, [r4+r1] ; p1 |
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403 | mova m1, [r4+2*r1] ; p0 |
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404 | mova m2, [r0] ; q0 |
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405 | mova m3, [r0+r1] ; q1 |
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406 | LOAD_MASK r2, r3 |
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407 | |||

408 | 3f87f39c | John Adcock | mov r3, r4mp |

409 | e27ad118 | Jason Garrett-Glaser | movd m4, [r3] ; tc0 |

410 | punpcklbw m4, m4 |
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411 | punpcklbw m4, m4 ; tc = 4x tc0[3], 4x tc0[2], 4x tc0[1], 4x tc0[0] |
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412 | mova [esp+%3], m4 ; tc |
||

413 | pcmpeqb m3, m3 |
||

414 | pcmpgtb m4, m3 |
||

415 | pand m4, m7 |
||

416 | mova [esp], m4 ; mask |
||

417 | |||

418 | mova m3, [r4] ; p2 |
||

419 | DIFF_GT2 m1, m3, m5, m6, m7 ; |p2-p0| > beta-1 |
||

420 | pand m6, m4 |
||

421 | pand m4, [esp+%3] ; tc |
||

422 | mova m7, m4 |
||

423 | psubb m7, m6 |
||

424 | pand m6, m4 |
||

425 | LUMA_Q1 m0, m3, [r4], [r4+r1], m6, m4 |
||

426 | |||

427 | mova m4, [r0+2*r1] ; q2 |
||

428 | DIFF_GT2 m2, m4, m5, m6, m3 ; |q2-q0| > beta-1 |
||

429 | mova m5, [esp] ; mask |
||

430 | pand m6, m5 |
||

431 | mova m5, [esp+%3] ; tc |
||

432 | pand m5, m6 |
||

433 | psubb m7, m6 |
||

434 | mova m3, [r0+r1] |
||

435 | LUMA_Q1 m3, m4, [r0+2*r1], [r0+r1], m5, m6 |
||

436 | |||

437 | DEBLOCK_P0_Q0 |
||

438 | mova [r4+2*r1], m1 |
||

439 | mova [r0], m2 |
||

440 | ADD esp, pad |
||

441 | RET |
||

442 | |||

443 | ;----------------------------------------------------------------------------- |
||

444 | ; void x264_deblock_h_luma_mmxext( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
||

445 | ;----------------------------------------------------------------------------- |
||

446 | INIT_MMX |
||

447 | cglobal x264_deblock_h_luma_%1, 0,5 |
||

448 | 3f87f39c | John Adcock | mov r0, r0mp |

449 | e27ad118 | Jason Garrett-Glaser | mov r3, r1m |

450 | lea r4, [r3*3] |
||

451 | sub r0, 4 |
||

452 | lea r1, [r0+r4] |
||

453 | %assign pad 0x78-(stack_offset&15) |
||

454 | SUB esp, pad |
||

455 | %define pix_tmp esp+12 |
||

456 | |||

457 | ; transpose 6x16 -> tmp space |
||

458 | TRANSPOSE6x8_MEM PASS8ROWS(r0, r1, r3, r4), pix_tmp |
||

459 | lea r0, [r0+r3*8] |
||

460 | lea r1, [r1+r3*8] |
||

461 | TRANSPOSE6x8_MEM PASS8ROWS(r0, r1, r3, r4), pix_tmp+8 |
||

462 | |||

463 | ; vertical filter |
||

464 | lea r0, [pix_tmp+0x30] |
||

465 | PUSH dword r4m |
||

466 | PUSH dword r3m |
||

467 | PUSH dword r2m |
||

468 | PUSH dword 16 |
||

469 | PUSH dword r0 |
||

470 | call x264_deblock_%2_luma_%1 |
||

471 | %ifidn %2, v8 |
||

472 | add dword [esp ], 8 ; pix_tmp+0x38 |
||

473 | add dword [esp+16], 2 ; tc0+2 |
||

474 | call x264_deblock_%2_luma_%1 |
||

475 | %endif |
||

476 | ADD esp, 20 |
||

477 | |||

478 | ; transpose 16x4 -> original space (only the middle 4 rows were changed by the filter) |
||

479 | 3f87f39c | John Adcock | mov r0, r0mp |

480 | e27ad118 | Jason Garrett-Glaser | sub r0, 2 |

481 | lea r1, [r0+r4] |
||

482 | |||

483 | movq m0, [pix_tmp+0x10] |
||

484 | movq m1, [pix_tmp+0x20] |
||

485 | movq m2, [pix_tmp+0x30] |
||

486 | movq m3, [pix_tmp+0x40] |
||

487 | TRANSPOSE8x4_STORE PASS8ROWS(r0, r1, r3, r4) |
||

488 | |||

489 | lea r0, [r0+r3*8] |
||

490 | lea r1, [r1+r3*8] |
||

491 | movq m0, [pix_tmp+0x18] |
||

492 | movq m1, [pix_tmp+0x28] |
||

493 | movq m2, [pix_tmp+0x38] |
||

494 | movq m3, [pix_tmp+0x48] |
||

495 | TRANSPOSE8x4_STORE PASS8ROWS(r0, r1, r3, r4) |
||

496 | |||

497 | ADD esp, pad |
||

498 | RET |
||

499 | %endmacro ; DEBLOCK_LUMA |
||

500 | |||

501 | 2c166c3a | Ronald S. Bultje | INIT_MMX |

502 | DEBLOCK_LUMA mmxext, v8, 8 |
||

503 | e27ad118 | Jason Garrett-Glaser | INIT_XMM |

504 | DEBLOCK_LUMA sse2, v, 16 |
||

505 | |||

506 | %endif ; ARCH |
||

507 | |||

508 | |||

509 | |||

510 | %macro LUMA_INTRA_P012 4 ; p0..p3 in memory |
||

511 | mova t0, p2 |
||

512 | mova t1, p0 |
||

513 | pavgb t0, p1 |
||

514 | pavgb t1, q0 |
||

515 | pavgb t0, t1 ; ((p2+p1+1)/2 + (p0+q0+1)/2 + 1)/2 |
||

516 | mova t5, t1 |
||

517 | mova t2, p2 |
||

518 | mova t3, p0 |
||

519 | paddb t2, p1 |
||

520 | paddb t3, q0 |
||

521 | paddb t2, t3 |
||

522 | mova t3, t2 |
||

523 | mova t4, t2 |
||

524 | psrlw t2, 1 |
||

525 | 2c166c3a | Ronald S. Bultje | pavgb t2, mpb_0 |

526 | e27ad118 | Jason Garrett-Glaser | pxor t2, t0 |

527 | 2c166c3a | Ronald S. Bultje | pand t2, mpb_1 |

528 | e27ad118 | Jason Garrett-Glaser | psubb t0, t2 ; p1' = (p2+p1+p0+q0+2)/4; |

529 | |||

530 | mova t1, p2 |
||

531 | mova t2, p2 |
||

532 | pavgb t1, q1 |
||

533 | psubb t2, q1 |
||

534 | paddb t3, t3 |
||

535 | psubb t3, t2 ; p2+2*p1+2*p0+2*q0+q1 |
||

536 | 2c166c3a | Ronald S. Bultje | pand t2, mpb_1 |

537 | e27ad118 | Jason Garrett-Glaser | psubb t1, t2 |

538 | pavgb t1, p1 |
||

539 | pavgb t1, t5 ; (((p2+q1)/2 + p1+1)/2 + (p0+q0+1)/2 + 1)/2 |
||

540 | psrlw t3, 2 |
||

541 | 2c166c3a | Ronald S. Bultje | pavgb t3, mpb_0 |

542 | e27ad118 | Jason Garrett-Glaser | pxor t3, t1 |

543 | 2c166c3a | Ronald S. Bultje | pand t3, mpb_1 |

544 | e27ad118 | Jason Garrett-Glaser | psubb t1, t3 ; p0'a = (p2+2*p1+2*p0+2*q0+q1+4)/8 |

545 | |||

546 | mova t3, p0 |
||

547 | mova t2, p0 |
||

548 | pxor t3, q1 |
||

549 | pavgb t2, q1 |
||

550 | 2c166c3a | Ronald S. Bultje | pand t3, mpb_1 |

551 | e27ad118 | Jason Garrett-Glaser | psubb t2, t3 |

552 | pavgb t2, p1 ; p0'b = (2*p1+p0+q0+2)/4 |
||

553 | |||

554 | pxor t1, t2 |
||

555 | pxor t2, p0 |
||

556 | pand t1, mask1p |
||

557 | pand t2, mask0 |
||

558 | pxor t1, t2 |
||

559 | pxor t1, p0 |
||

560 | mova %1, t1 ; store p0 |
||

561 | |||

562 | mova t1, %4 ; p3 |
||

563 | mova t2, t1 |
||

564 | pavgb t1, p2 |
||

565 | paddb t2, p2 |
||

566 | pavgb t1, t0 ; (p3+p2+1)/2 + (p2+p1+p0+q0+2)/4 |
||

567 | paddb t2, t2 |
||

568 | paddb t2, t4 ; 2*p3+3*p2+p1+p0+q0 |
||

569 | psrlw t2, 2 |
||

570 | 2c166c3a | Ronald S. Bultje | pavgb t2, mpb_0 |

571 | e27ad118 | Jason Garrett-Glaser | pxor t2, t1 |

572 | 2c166c3a | Ronald S. Bultje | pand t2, mpb_1 |

573 | e27ad118 | Jason Garrett-Glaser | psubb t1, t2 ; p2' = (2*p3+3*p2+p1+p0+q0+4)/8 |

574 | |||

575 | pxor t0, p1 |
||

576 | pxor t1, p2 |
||

577 | pand t0, mask1p |
||

578 | pand t1, mask1p |
||

579 | pxor t0, p1 |
||

580 | pxor t1, p2 |
||

581 | mova %2, t0 ; store p1 |
||

582 | mova %3, t1 ; store p2 |
||

583 | %endmacro |
||

584 | |||

585 | %macro LUMA_INTRA_SWAP_PQ 0 |
||

586 | %define q1 m0 |
||

587 | %define q0 m1 |
||

588 | %define p0 m2 |
||

589 | %define p1 m3 |
||

590 | %define p2 q2 |
||

591 | %define mask1p mask1q |
||

592 | %endmacro |
||

593 | |||

594 | %macro DEBLOCK_LUMA_INTRA 2 |
||

595 | %define p1 m0 |
||

596 | %define p0 m1 |
||

597 | %define q0 m2 |
||

598 | %define q1 m3 |
||

599 | %define t0 m4 |
||

600 | %define t1 m5 |
||

601 | %define t2 m6 |
||

602 | %define t3 m7 |
||

603 | %ifdef ARCH_X86_64 |
||

604 | %define p2 m8 |
||

605 | %define q2 m9 |
||

606 | %define t4 m10 |
||

607 | %define t5 m11 |
||

608 | %define mask0 m12 |
||

609 | %define mask1p m13 |
||

610 | %define mask1q [rsp-24] |
||

611 | 2c166c3a | Ronald S. Bultje | %define mpb_0 m14 |

612 | %define mpb_1 m15 |
||

613 | e27ad118 | Jason Garrett-Glaser | %else |

614 | %define spill(x) [esp+16*x+((stack_offset+4)&15)] |
||

615 | %define p2 [r4+r1] |
||

616 | %define q2 [r0+2*r1] |
||

617 | %define t4 spill(0) |
||

618 | %define t5 spill(1) |
||

619 | %define mask0 spill(2) |
||

620 | %define mask1p spill(3) |
||

621 | %define mask1q spill(4) |
||

622 | 2c166c3a | Ronald S. Bultje | %define mpb_0 [pb_0] |

623 | %define mpb_1 [pb_1] |
||

624 | e27ad118 | Jason Garrett-Glaser | %endif |

625 | |||

626 | ;----------------------------------------------------------------------------- |
||

627 | ; void x264_deblock_v_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta ) |
||

628 | ;----------------------------------------------------------------------------- |
||

629 | 3f87f39c | John Adcock | cglobal x264_deblock_%2_luma_intra_%1, 4,6,16 |

630 | e27ad118 | Jason Garrett-Glaser | %ifndef ARCH_X86_64 |

631 | sub esp, 0x60 |
||

632 | %endif |
||

633 | lea r4, [r1*4] |
||

634 | lea r5, [r1*3] ; 3*stride |
||

635 | dec r2d ; alpha-1 |
||

636 | jl .end |
||

637 | neg r4 |
||

638 | dec r3d ; beta-1 |
||

639 | jl .end |
||

640 | add r4, r0 ; pix-4*stride |
||

641 | mova p1, [r4+2*r1] |
||

642 | mova p0, [r4+r5] |
||

643 | mova q0, [r0] |
||

644 | mova q1, [r0+r1] |
||

645 | %ifdef ARCH_X86_64 |
||

646 | 2c166c3a | Ronald S. Bultje | pxor mpb_0, mpb_0 |

647 | mova mpb_1, [pb_1] |
||

648 | e27ad118 | Jason Garrett-Glaser | LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0 |

649 | SWAP 7, 12 ; m12=mask0 |
||

650 | 2c166c3a | Ronald S. Bultje | pavgb t5, mpb_0 |

651 | pavgb t5, mpb_1 ; alpha/4+1 |
||

652 | e27ad118 | Jason Garrett-Glaser | movdqa p2, [r4+r1] |

653 | movdqa q2, [r0+2*r1] |
||

654 | DIFF_GT2 p0, q0, t5, t0, t3 ; t0 = |p0-q0| > alpha/4+1 |
||

655 | DIFF_GT2 p0, p2, m5, t2, t5 ; mask1 = |p2-p0| > beta-1 |
||

656 | DIFF_GT2 q0, q2, m5, t4, t5 ; t4 = |q2-q0| > beta-1 |
||

657 | pand t0, mask0 |
||

658 | pand t4, t0 |
||

659 | pand t2, t0 |
||

660 | mova mask1q, t4 |
||

661 | mova mask1p, t2 |
||

662 | %else |
||

663 | LOAD_MASK r2d, r3d, t5 ; m5=beta-1, t5=alpha-1, m7=mask0 |
||

664 | mova m4, t5 |
||

665 | mova mask0, m7 |
||

666 | 2c166c3a | Ronald S. Bultje | pavgb m4, [pb_0] |

667 | pavgb m4, [pb_1] ; alpha/4+1 |
||

668 | e27ad118 | Jason Garrett-Glaser | DIFF_GT2 p0, q0, m4, m6, m7 ; m6 = |p0-q0| > alpha/4+1 |

669 | pand m6, mask0 |
||

670 | DIFF_GT2 p0, p2, m5, m4, m7 ; m4 = |p2-p0| > beta-1 |
||

671 | pand m4, m6 |
||

672 | mova mask1p, m4 |
||

673 | DIFF_GT2 q0, q2, m5, m4, m7 ; m4 = |q2-q0| > beta-1 |
||

674 | pand m4, m6 |
||

675 | mova mask1q, m4 |
||

676 | %endif |
||

677 | LUMA_INTRA_P012 [r4+r5], [r4+2*r1], [r4+r1], [r4] |
||

678 | LUMA_INTRA_SWAP_PQ |
||

679 | LUMA_INTRA_P012 [r0], [r0+r1], [r0+2*r1], [r0+r5] |
||

680 | .end: |
||

681 | %ifndef ARCH_X86_64 |
||

682 | add esp, 0x60 |
||

683 | %endif |
||

684 | RET |
||

685 | |||

686 | INIT_MMX |
||

687 | %ifdef ARCH_X86_64 |
||

688 | ;----------------------------------------------------------------------------- |
||

689 | ; void x264_deblock_h_luma_intra_sse2( uint8_t *pix, int stride, int alpha, int beta ) |
||

690 | ;----------------------------------------------------------------------------- |
||

691 | 3f87f39c | John Adcock | cglobal x264_deblock_h_luma_intra_%1, 4,7 |

692 | e27ad118 | Jason Garrett-Glaser | movsxd r10, r1d |

693 | lea r11, [r10*3] |
||

694 | 3f87f39c | John Adcock | lea r6, [r0-4] |

695 | lea r5, [r0-4+r11] |
||

696 | e27ad118 | Jason Garrett-Glaser | sub rsp, 0x88 |

697 | %define pix_tmp rsp |
||

698 | |||

699 | ; transpose 8x16 -> tmp space |
||

700 | 3f87f39c | John Adcock | TRANSPOSE8x8_MEM PASS8ROWS(r6, r5, r10, r11), PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30) |

701 | lea r6, [r6+r10*8] |
||

702 | lea r5, [r5+r10*8] |
||

703 | TRANSPOSE8x8_MEM PASS8ROWS(r6, r5, r10, r11), PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30) |
||

704 | e27ad118 | Jason Garrett-Glaser | |

705 | lea r0, [pix_tmp+0x40] |
||

706 | mov r1, 0x10 |
||

707 | call x264_deblock_v_luma_intra_%1 |
||

708 | |||

709 | ; transpose 16x6 -> original space (but we can't write only 6 pixels, so really 16x8) |
||

710 | 3f87f39c | John Adcock | lea r5, [r6+r11] |

711 | TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30), PASS8ROWS(r6, r5, r10, r11) |
||

712 | e27ad118 | Jason Garrett-Glaser | shl r10, 3 |

713 | 3f87f39c | John Adcock | sub r6, r10 |

714 | sub r5, r10 |
||

715 | e27ad118 | Jason Garrett-Glaser | shr r10, 3 |

716 | 3f87f39c | John Adcock | TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30), PASS8ROWS(r6, r5, r10, r11) |

717 | e27ad118 | Jason Garrett-Glaser | add rsp, 0x88 |

718 | 3f87f39c | John Adcock | RET |

719 | e27ad118 | Jason Garrett-Glaser | %else |

720 | cglobal x264_deblock_h_luma_intra_%1, 2,4 |
||

721 | lea r3, [r1*3] |
||

722 | sub r0, 4 |
||

723 | lea r2, [r0+r3] |
||

724 | %assign pad 0x8c-(stack_offset&15) |
||

725 | SUB rsp, pad |
||

726 | %define pix_tmp rsp |
||

727 | |||

728 | ; transpose 8x16 -> tmp space |
||

729 | TRANSPOSE8x8_MEM PASS8ROWS(r0, r2, r1, r3), PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30) |
||

730 | lea r0, [r0+r1*8] |
||

731 | lea r2, [r2+r1*8] |
||

732 | TRANSPOSE8x8_MEM PASS8ROWS(r0, r2, r1, r3), PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30) |
||

733 | |||

734 | lea r0, [pix_tmp+0x40] |
||

735 | PUSH dword r3m |
||

736 | PUSH dword r2m |
||

737 | PUSH dword 16 |
||

738 | PUSH r0 |
||

739 | call x264_deblock_%2_luma_intra_%1 |
||

740 | %ifidn %2, v8 |
||

741 | add dword [rsp], 8 ; pix_tmp+8 |
||

742 | call x264_deblock_%2_luma_intra_%1 |
||

743 | %endif |
||

744 | ADD esp, 16 |
||

745 | |||

746 | mov r1, r1m |
||

747 | 3f87f39c | John Adcock | mov r0, r0mp |

748 | e27ad118 | Jason Garrett-Glaser | lea r3, [r1*3] |

749 | sub r0, 4 |
||

750 | lea r2, [r0+r3] |
||

751 | ; transpose 16x6 -> original space (but we can't write only 6 pixels, so really 16x8) |
||

752 | TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp, pix_tmp+0x30, 0x10, 0x30), PASS8ROWS(r0, r2, r1, r3) |
||

753 | lea r0, [r0+r1*8] |
||

754 | lea r2, [r2+r1*8] |
||

755 | TRANSPOSE8x8_MEM PASS8ROWS(pix_tmp+8, pix_tmp+0x38, 0x10, 0x30), PASS8ROWS(r0, r2, r1, r3) |
||

756 | ADD rsp, pad |
||

757 | RET |
||

758 | %endif ; ARCH_X86_64 |
||

759 | %endmacro ; DEBLOCK_LUMA_INTRA |
||

760 | |||

761 | INIT_XMM |
||

762 | DEBLOCK_LUMA_INTRA sse2, v |
||

763 | %ifndef ARCH_X86_64 |
||

764 | INIT_MMX |
||

765 | DEBLOCK_LUMA_INTRA mmxext, v8 |
||

766 | %endif |
||

767 | 2c166c3a | Ronald S. Bultje | |

768 | |||

769 | |||

770 | INIT_MMX |
||

771 | |||

772 | %macro CHROMA_V_START 0 |
||

773 | dec r2d ; alpha-1 |
||

774 | dec r3d ; beta-1 |
||

775 | mov t5, r0 |
||

776 | sub t5, r1 |
||

777 | sub t5, r1 |
||

778 | %endmacro |
||

779 | |||

780 | %macro CHROMA_H_START 0 |
||

781 | dec r2d |
||

782 | dec r3d |
||

783 | sub r0, 2 |
||

784 | lea t6, [r1*3] |
||

785 | mov t5, r0 |
||

786 | add r0, t6 |
||

787 | %endmacro |
||

788 | |||

789 | %define t5 r5 |
||

790 | %define t6 r6 |
||

791 | |||

792 | ;----------------------------------------------------------------------------- |
||

793 | ; void x264_deblock_v_chroma( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
||

794 | ;----------------------------------------------------------------------------- |
||

795 | cglobal x264_deblock_v_chroma_mmxext, 5,6 |
||

796 | CHROMA_V_START |
||

797 | movq m0, [t5] |
||

798 | movq m1, [t5+r1] |
||

799 | movq m2, [r0] |
||

800 | movq m3, [r0+r1] |
||

801 | call x264_chroma_inter_body_mmxext |
||

802 | movq [t5+r1], m1 |
||

803 | movq [r0], m2 |
||

804 | RET |
||

805 | |||

806 | ;----------------------------------------------------------------------------- |
||

807 | ; void x264_deblock_h_chroma( uint8_t *pix, int stride, int alpha, int beta, int8_t *tc0 ) |
||

808 | ;----------------------------------------------------------------------------- |
||

809 | cglobal x264_deblock_h_chroma_mmxext, 5,7 |
||

810 | %ifdef ARCH_X86_64 |
||

811 | %define buf0 [rsp-24] |
||

812 | %define buf1 [rsp-16] |
||

813 | %else |
||

814 | %define buf0 r0m |
||

815 | %define buf1 r2m |
||

816 | %endif |
||

817 | CHROMA_H_START |
||

818 | TRANSPOSE4x8_LOAD PASS8ROWS(t5, r0, r1, t6) |
||

819 | movq buf0, m0 |
||

820 | movq buf1, m3 |
||

821 | call x264_chroma_inter_body_mmxext |
||

822 | movq m0, buf0 |
||

823 | movq m3, buf1 |
||

824 | TRANSPOSE8x4_STORE PASS8ROWS(t5, r0, r1, t6) |
||

825 | RET |
||

826 | |||

827 | ALIGN 16 |
||

828 | x264_chroma_inter_body_mmxext: |
||

829 | LOAD_MASK r2d, r3d |
||

830 | movd m6, [r4] ; tc0 |
||

831 | punpcklbw m6, m6 |
||

832 | pand m7, m6 |
||

833 | DEBLOCK_P0_Q0 |
||

834 | ret |
||

835 | |||

836 | |||

837 | |||

838 | ; in: %1=p0 %2=p1 %3=q1 |
||

839 | ; out: p0 = (p0 + q1 + 2*p1 + 2) >> 2 |
||

840 | %macro CHROMA_INTRA_P0 3 |
||

841 | movq m4, %1 |
||

842 | pxor m4, %3 |
||

843 | pand m4, [pb_1] ; m4 = (p0^q1)&1 |
||

844 | pavgb %1, %3 |
||

845 | psubusb %1, m4 |
||

846 | pavgb %1, %2 ; dst = avg(p1, avg(p0,q1) - ((p0^q1)&1)) |
||

847 | %endmacro |
||

848 | |||

849 | %define t5 r4 |
||

850 | %define t6 r5 |
||

851 | |||

852 | ;----------------------------------------------------------------------------- |
||

853 | ; void x264_deblock_v_chroma_intra( uint8_t *pix, int stride, int alpha, int beta ) |
||

854 | ;----------------------------------------------------------------------------- |
||

855 | cglobal x264_deblock_v_chroma_intra_mmxext, 4,5 |
||

856 | CHROMA_V_START |
||

857 | movq m0, [t5] |
||

858 | movq m1, [t5+r1] |
||

859 | movq m2, [r0] |
||

860 | movq m3, [r0+r1] |
||

861 | call x264_chroma_intra_body_mmxext |
||

862 | movq [t5+r1], m1 |
||

863 | movq [r0], m2 |
||

864 | RET |
||

865 | |||

866 | ;----------------------------------------------------------------------------- |
||

867 | ; void x264_deblock_h_chroma_intra( uint8_t *pix, int stride, int alpha, int beta ) |
||

868 | ;----------------------------------------------------------------------------- |
||

869 | cglobal x264_deblock_h_chroma_intra_mmxext, 4,6 |
||

870 | CHROMA_H_START |
||

871 | TRANSPOSE4x8_LOAD PASS8ROWS(t5, r0, r1, t6) |
||

872 | call x264_chroma_intra_body_mmxext |
||

873 | TRANSPOSE8x4_STORE PASS8ROWS(t5, r0, r1, t6) |
||

874 | RET |
||

875 | |||

876 | ALIGN 16 |
||

877 | x264_chroma_intra_body_mmxext: |
||

878 | LOAD_MASK r2d, r3d |
||

879 | movq m5, m1 |
||

880 | movq m6, m2 |
||

881 | CHROMA_INTRA_P0 m1, m0, m3 |
||

882 | CHROMA_INTRA_P0 m2, m3, m0 |
||

883 | psubb m1, m5 |
||

884 | psubb m2, m6 |
||

885 | pand m1, m7 |
||

886 | pand m2, m7 |
||

887 | paddb m1, m5 |
||

888 | paddb m2, m6 |
||

889 | ret |