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| Rev | Author | Line No. | Line |
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| 3769 | Serge | 1 | /* |
| 2 | * All Video Processing kernels |
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| 3 | * Copyright © <2010>, Intel Corporation. |
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| 4 | * |
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| 5 | * This program is licensed under the terms and conditions of the |
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| 6 | * Eclipse Public License (EPL), version 1.0. The full text of the EPL is at |
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| 7 | * http://www.opensource.org/licenses/eclipse-1.0.php. |
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| 8 | * |
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| 9 | */ |
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| 10 | |||
| 11 | // Module name: RGB16x8_Save_RGB.asm |
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| 12 | // |
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| 13 | // Save packed ARGB 444 frame data block of size 16x8 |
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| 14 | // |
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| 15 | // To save 16x8 block (64x8 byte layout for ARGB8888) we need 2 send instructions |
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| 16 | // --------- |
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| 17 | // | 1 | 2 | |
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| 18 | // --------- |
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| 19 | |||
| 20 | #include "RGB16x8_Save_RGB.inc" |
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| 21 | |||
| 22 | shl (1) rMSGSRC.0<1>:d wORIX<0;1,0>:w 2:w { NoDDClr } // H. block origin need to be quadrupled |
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| 23 | mov (1) rMSGSRC.1<1>:d wORIY<0;1,0>:w { NoDDClr, NoDDChk } // Block origin (1st quadrant) |
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| 24 | mov (1) rMSGSRC.2<1>:ud nDPW_BLOCK_SIZE_ARGB:ud { NoDDChk } // Block width and height (32x8) |
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| 25 | |||
| 26 | mov (8) mMSGHDR<1>:ud rMSGSRC<8;8,1>:ud |
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| 27 | |||
| 28 | //Use the mask to determine which pixels shouldn't be over-written |
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| 29 | and (1) acc0.0<1>:ud udBLOCK_MASK<0;1,0>:ud 0x00FFFFFF:ud |
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| 30 | cmp.ge.f0.0(1) dNULLREG acc0.0<0;1,0>:ud 0x00FFFFFF:ud //Check if all pixels in the block need to be modified |
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| 31 | (f0.0) jmpi WriteARGBToDataPort |
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| 32 | |||
| 33 | //If mask is not all 1's, then load the entire 64x8 block |
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| 34 | //so that only those bytes may be modified that need to be (using the mask) |
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| 35 | |||
| 36 | // Load first block 16x8 packed ARGB 444 --------------------------------------- |
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| 37 | or (1) acc0.0<1>:ud udBLOCK_MASK<0;1,0>:ud 0xFF00FF00:ud //Check first block |
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| 38 | cmp.e.f0.0 (1) dNULLREG acc0.0<0;1,0>:ud 0xFFFFFFFF:ud |
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| 39 | (f0.0) jmpi SkipFirstBlockMerge //If full mask then skip this block |
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| 40 | |||
| 41 | send (8) udSRC_ARGB(0)<1> mMSGHDR udDUMMY_NULL nDATAPORT_READ nDPMR_MSGDSC+nDPR_MSG_SIZE_ARGB+nBI_DESTINATION_RGB:ud |
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| 42 | mov (8) mMSGHDR<1>:ud rMSGSRC<8;8,1>:ud |
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| 43 | |||
| 44 | //Merge the data |
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| 45 | mov (1) f0.0:uw ubBLOCK_MASK_V:ub //Load the mask on flag reg |
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| 46 | (f0.0) mov (8) rMASK_TEMP<1>:uw uwBLOCK_MASK_H:uw //use sel instruction - vK |
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| 47 | (-f0.0) mov (8) rMASK_TEMP<1>:uw 0:uw |
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| 48 | |||
| 49 | $for(0, 0; |
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| 50 | mov (1) f0.1:uw uwMASK_TEMP(0,%1)<0;1,0> |
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| 51 | (-f0.1) mov (8) udDEST_ARGB(%2)<1> udSRC_ARGB(%1) |
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| 52 | } |
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| 53 | |||
| 54 | SkipFirstBlockMerge: |
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| 55 | // Load second block 16x8 packed ARGB 444 --------------------------------------- |
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| 56 | or (1) acc0.0<1>:ud udBLOCK_MASK<0;1,0>:ud 0xFF0000FF:ud //Check second block |
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| 57 | cmp.e.f0.0 (1) dNULLREG acc0.0<0;1,0>:ud 0xFFFFFFFF:ud |
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| 58 | (f0.0) jmpi WriteARGBToDataPort //If full mask then skip this block |
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| 59 | |||
| 60 | add (1) mMSGHDR.0<1>:d rMSGSRC.0<0;1,0>:d 32:d // Point to 2nd part |
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| 61 | send (8) udSRC_ARGB(0)<1> mMSGHDR udDUMMY_NULL nDATAPORT_READ nDPMR_MSGDSC+nDPR_MSG_SIZE_ARGB+nBI_DESTINATION_RGB:ud |
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| 62 | mov (8) mMSGHDR<1>:ud rMSGSRC<8;8,1>:ud // Point to 1st part again |
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| 63 | |||
| 64 | //Merge the data |
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| 65 | mov (1) f0.0:uw ubBLOCK_MASK_V:ub //Load the mask on flag reg |
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| 66 | (f0.0) shr (8) rMASK_TEMP<1>:uw uwBLOCK_MASK_H:uw 8:uw //load the mask for second block |
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| 67 | (-f0.0) mov (8) rMASK_TEMP<1>:uw 0:uw |
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| 68 | |||
| 69 | $for(0, 1; |
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| 70 | mov (1) f0.1:uw uwMASK_TEMP(0,%1)<0;1,0> |
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| 71 | (-f0.1) mov (8) udDEST_ARGB(%2)<1> udSRC_ARGB(%1) |
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| 72 | } |
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| 73 | |||
| 74 | WriteARGBToDataPort: |
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| 75 | // Move packed data to MRF and output |
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| 76 | $for(0; |
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| 77 | mov (8) mudMSGPAYLOAD(%1)<1> udDEST_ARGB(%1*2) |
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| 78 | } |
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| 79 | send (8) dNULLREG mMSGHDR udDUMMY_NULL nDATAPORT_WRITE nDPMW_MSGDSC+nDPW_MSG_SIZE_ARGB+nBI_DESTINATION_RGB:ud |
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| 80 | |||
| 81 | mov (8) mMSGHDR<1>:ud rMSGSRC<8;8,1>:ud |
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| 82 | add (1) mMSGHDR.0<1>:d rMSGSRC.0<0;1,0>:d 32:d // Point to 2nd part |
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| 83 | $for(0; |
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| 84 | mov (8) mudMSGPAYLOAD(%1)<1> udDEST_ARGB(%1*2+1) |
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| 85 | } |
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| 86 | send (8) dNULLREG mMSGHDR udDUMMY_NULL nDATAPORT_WRITE nDPMW_MSGDSC+nDPW_MSG_SIZE_ARGB+nBI_DESTINATION_RGB:ud |
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| 87 | |||
| 88 | // End of RGB16x8_Save_RGB |