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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 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 | ///////////////////////////////////////////////////////////////////////////////// |
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| 12 | // Multiple_Loop.asm |
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| 13 | |||
| 14 | |||
| 15 | // This lable is for satisfying component kernel build. |
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| 16 | // DL will remove this label and reference the real one in Multiple_Loop_Head.asm. |
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| 17 | #if defined(COMPONENT) |
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| 18 | VIDEO_PROCESSING_LOOP: |
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| 19 | #endif |
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| 20 | |||
| 21 | |||
| 22 | //===== Possible build flags for component kernels |
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| 23 | // 1) INC_SCALING |
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| 24 | // 2) INC_BLENDING |
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| 25 | // 3) INC_BLENDING and INC_SCALING |
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| 26 | // 4) (no flags) |
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| 27 | |||
| 28 | |||
| 29 | #define MxN_MULTIPLE_BLOCKS |
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| 30 | |||
| 31 | //------------------------------------------------------------------------------ |
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| 32 | #if defined(MxN_MULTIPLE_BLOCKS) |
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| 33 | // Do Multiple Block Processing ------------------------------------------------ |
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| 34 | |||
| 35 | // The 1st block has been processed before entering the loop |
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| 36 | |||
| 37 | // Processed all blocks? |
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| 38 | add.z.f0.0 (1) wNUM_BLKS:w wNUM_BLKS:w -1:w |
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| 39 | |||
| 40 | // Reached multi-block width? |
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| 41 | add (1) wORIX:w wORIX:w 16:w |
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| 42 | cmp.l.f0.1 (1) null:w wORIX:w wFRAME_ENDX:w // acc0.0 has wORIX |
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| 43 | |||
| 44 | #if defined(INC_SCALING) |
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| 45 | // Update SRC_VID_H_ORI for scaling |
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| 46 | mul (1) REG(r,nTEMP0):f fVIDEO_STEP_X:f 16.0:f |
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| 47 | add (1) fSRC_VID_H_ORI:f REG(r,nTEMP0):f fSRC_VID_H_ORI:f |
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| 48 | #endif |
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| 49 | |||
| 50 | #if defined(INC_BLENDING) |
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| 51 | // Update SRC_ALPHA_H_ORI for blending |
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| 52 | mul (1) REG(r,nTEMP0):f fALPHA_STEP_X:f 16.0:f |
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| 53 | add (1) fSRC_ALPHA_H_ORI:f REG(r,nTEMP0):f fSRC_ALPHA_H_ORI:f |
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| 54 | #endif |
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| 55 | |||
| 56 | (f0.0)jmpi (1) END_VIDEO_PROCESSING // All blocks are done - Exit loop |
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| 57 | |||
| 58 | (f0.1)jmpi (1) VIDEO_PROCESSING_LOOP // If not the end of row, goto the beginning of the loop |
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| 59 | |||
| 60 | //If end of row, restart Horizontal offset and calculate Vertical offsets next row. |
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| 61 | mov (1) wORIX:w wCOPY_ORIX:w |
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| 62 | add (1) wORIY:w wORIY:w 8:w |
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| 63 | |||
| 64 | #if defined(INC_SCALING) |
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| 65 | // Update SRC_VID_H_ORI and SRC_VID_V_ORI for scaling |
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| 66 | mov (1) fSRC_VID_H_ORI:f fFRAME_VID_ORIX:f // Reset normalised X origin to 0 for video and alpha |
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| 67 | mul (1) REG(r,nTEMP0):f fVIDEO_STEP_Y:f 8.0:f |
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| 68 | add (1) fSRC_VID_V_ORI:f REG(r,nTEMP0):f fSRC_VID_V_ORI:f |
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| 69 | #endif |
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| 70 | |||
| 71 | #if defined(INC_BLENDING) |
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| 72 | // Update SRC_ALPHA_H_ORI and SRC_ALPHA_V_ORI for blending |
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| 73 | mov (1) fSRC_ALPHA_H_ORI:f fFRAME_ALPHA_ORIX:f // Reset normalised X origin to 0 for video and alpha |
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| 74 | mul (1) REG(r,nTEMP0):f fALPHA_STEP_Y:f 8.0:f |
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| 75 | add (1) fSRC_ALPHA_V_ORI:f REG(r,nTEMP0):f fSRC_ALPHA_V_ORI:f |
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| 76 | #endif |
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| 77 | |||
| 78 | jmpi (1) VIDEO_PROCESSING_LOOP // Continue Loop |
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| 79 | |||
| 80 | END_VIDEO_PROCESSING: |
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| 81 | nop |
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| 82 | |||
| 83 | #endif |
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| 84 | END_THREAD // End of Thread |