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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 5361 | serge | 1 | /* |
| 2 | * Copyright © 2013 Intel Corporation |
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| 3 | * |
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
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| 5 | * copy of this software and associated documentation files (the "Software"), |
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| 6 | * to deal in the Software without restriction, including without limitation |
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| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
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| 9 | * Software is furnished to do so, subject to the following conditions: |
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| 10 | * |
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| 11 | * The above copyright notice and this permission notice (including the next |
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| 12 | * paragraph) shall be included in all copies or substantial portions of the |
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| 13 | * Software. |
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| 14 | * |
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
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| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
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| 21 | * IN THE SOFTWARE. |
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| 22 | * |
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| 23 | * Authors: |
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| 24 | * Haihao Xiang |
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| 25 | * |
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| 26 | */ |
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| 27 | |||
| 28 | define(`Cr', `src_sample_b') |
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| 29 | define(`Cr_01', `src_sample_b_01') |
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| 30 | define(`Cr_23', `src_sample_b_23') |
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| 31 | |||
| 32 | define(`Y', `src_sample_r') |
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| 33 | define(`Y_01', `src_sample_r_01') |
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| 34 | define(`Y_23', `src_sample_r_23') |
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| 35 | |||
| 36 | define(`Cb', `src_sample_g') |
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| 37 | define(`Cb_01', `src_sample_g_01') |
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| 38 | define(`Cb_23', `src_sample_g_23') |
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| 39 | |||
| 40 | define(`Crn', `color_balance_g') |
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| 41 | define(`Crn_01', `color_balance_g_01') |
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| 42 | define(`Crn_23', `color_balance_g_23') |
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| 43 | |||
| 44 | define(`Yn', `color_balance_r') |
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| 45 | define(`Yn_01', `color_balance_r_01') |
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| 46 | define(`Yn_23', `color_balance_r_23') |
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| 47 | |||
| 48 | define(`Cbn', `color_balance_b') |
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| 49 | define(`Cbn_01', `color_balance_b_01') |
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| 50 | define(`Cbn_23', `color_balance_b_23') |
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| 51 | |||
| 52 | cmp.e.f0.0 (1) null skip_color_balance 0x1uw {align1}; |
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| 53 | (f0.0) jmpi _DONE_COLOR_BALANCE; |
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| 54 | |||
| 55 | /* Yout = (Yin - 16 / 255) * contrast + brightness + 16 / 255 */ |
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| 56 | add (16) Yn<1>F Y<8,8,1>F -0.0627451F { compr align1 }; |
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| 57 | mul (16) Yn<1>F Yn<8,8,1>F contrast { compr align1 }; |
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| 58 | add (16) Yn<1>F Yn<8,8,1>F brightness { compr align1 }; |
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| 59 | add (16) Y<1>F Yn<8,8,1>F 0.0627451F { compr align1 }; |
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| 60 | |||
| 61 | /* Uout = (Uin - 128 / 255) * cos_c_s + (Vin - 128 / 255) * sin_c_s + 128 / 255 */ |
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| 62 | /* Vout = (Vin - 128 / 255) * cos_c_s - (Uin - 128 / 255) * sin_c_s + 128 / 255 */ |
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| 63 | add (16) Cbn<1>F Cb<8,8,1>F -0.501961F { compr align1 }; |
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| 64 | add (16) Crn<1>F Cr<8,8,1>F -0.501961F { compr align1 }; |
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| 65 | |||
| 66 | mov (16) acc0<1>F 0.501961F { compr align1 }; |
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| 67 | mac (16) acc0<1>F Crn<8,8,1>F sin_c_s { compr align1 }; |
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| 68 | mac (16) Cb<1>F Cbn<8,8,1>F cos_c_s { compr align1 }; |
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| 69 | |||
| 70 | mul (1) sin_c_s_t<1>F sin_c_s -1.0F { align1}; |
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| 71 | mov (16) acc0<1>F 0.501961F { compr align1 }; |
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| 72 | mac (16) acc0<1>F Cbn<8,8,1>F sin_c_s { compr align1 }; |
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| 73 | mac (16) Cr<1>F Crn<8,8,1>F cos_c_s { compr align1 }; |
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| 74 | |||
| 75 | _DONE_COLOR_BALANCE: |