62 lines
2.4 KiB
Text
62 lines
2.4 KiB
Text
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/*
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* Copyright © 2009 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Author:
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* Zou Nan hai <nanhai.zou@intel.com>
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* Yan Li <li.l.yan@intel.com>
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* Liu Xi bin<xibin.liu@intel.com>
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*/
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/* GRF allocation:
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g1~g30: constant buffer
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g1~g2:intra IQ matrix
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g3~g4:non intra IQ matrix
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g5~g20:IDCT table
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g31: thread payload
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g32: message descriptor for reading reference data
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g58~g81:reference data
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g82: thread payload backup
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g83~g106:IDCT data */
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mov (8) g82.0<1>UD g31.0<8,8,1>UD {align1};
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mov (2) g31.0<1>UD g82.12<2,2,1>UW {align1};
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mov (1) g126.8<1>UD ip {align1};
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mov (1) ip g21.0<1,1,1>UD {align1};
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//Y, (x', y') = (x, y) + (motion_vector.x >> 1, motion_vector.y >> 1)
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asr (2) g31.14<1>W g82.16<2,2,1>W 1W {align1};
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add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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define(`input_surface', `4')
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define(`mv1', `g82.16')
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define(`mv2', `g82.18')
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include(`motion_frame_y.g4i')
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//UV, (x', y') = (x >> 1, y >> 1) + (motion_vector.x >> 2, motion_vector.y >> 2)
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shr (2) g31.0<1>UD g31.0<2,2,1>UD 1UD {align1};
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asr (2) g31.14<1>W g82.16<2,2,1>W 2W {align1};
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add (2) g32.0<1>UD g31.0<2,2,1>UD g31.14<2,2,1>W {align1};
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define(`input_surface1', `5')
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define(`input_surface2', `6')
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include(`motion_frame_uv.g4i')
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include(`addidct.g4i')
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send (16) 0 acc0<1>UW g0<8,8,1>UW
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thread_spawner(0, 0, 0) mlen 1 rlen 0 { align1 EOT};
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