| /* ------------------------------------------------------------------ |
| * Copyright (C) 1998-2009 PacketVideo |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either |
| * express or implied. |
| * See the License for the specific language governing permissions |
| * and limitations under the License. |
| * ------------------------------------------------------------------- |
| */ |
| #ifndef motion_comp_h |
| #define motion_comp_h |
| |
| /*---------------------------------------------------------------------------- |
| ; INCLUDES |
| ----------------------------------------------------------------------------*/ |
| #include "mp4dec_lib.h" |
| |
| /*---------------------------------------------------------------------------- |
| ; MACROS |
| ; Define module specific macros here |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; DEFINES |
| ; Include all pre-processor statements here. |
| ----------------------------------------------------------------------------*/ |
| /* CBP Mask defines used in chrominance prediction */ |
| #define CBP_MASK_CHROMA_BLK4 0x2 |
| #define CBP_MASK_CHROMA_BLK5 0x1 |
| |
| /* CBP Mask defines used in luminance prediction (MODE_INTER4V) */ |
| #define CBP_MASK_BLK0_MODE_INTER4V 0x20 |
| #define CBP_MASK_BLK1_MODE_INTER4V 0x10 |
| #define CBP_MASK_BLK2_MODE_INTER4V 0x08 |
| #define CBP_MASK_BLK3_MODE_INTER4V 0x04 |
| |
| /* CBP Mask defines used in luminance prediction (MODE_INTER or MODE_INTER_Q) */ |
| #define CBP_MASK_MB_MODE_INTER 0x3c |
| |
| /*---------------------------------------------------------------------------- |
| ; EXTERNAL VARIABLES REFERENCES |
| ; Declare variables used in this module but defined elsewhere |
| ----------------------------------------------------------------------------*/ |
| #ifdef __cplusplus |
| extern "C" |
| { |
| #endif |
| |
| #define CLIP_RESULT(x) if((x) & -256){(x) = 0xFF & (~((x)>>31));} |
| #define ADD_AND_CLIP1(x) x += (pred_word&0xFF); CLIP_RESULT(x); |
| #define ADD_AND_CLIP2(x) x += ((pred_word>>8)&0xFF); CLIP_RESULT(x); |
| #define ADD_AND_CLIP3(x) x += ((pred_word>>16)&0xFF); CLIP_RESULT(x); |
| #define ADD_AND_CLIP4(x) x += ((pred_word>>24)&0xFF); CLIP_RESULT(x); |
| |
| #define ADD_AND_CLIP(x,y) { x9 = ~((x)>>8); \ |
| if(x9!=-1){ \ |
| x9 = ((uint32)x9)>>24; \ |
| (y) = x9|((y)<<8); \ |
| } \ |
| else \ |
| { \ |
| (y) = (x)|((y)<<8); \ |
| } \ |
| } |
| |
| |
| static int (*const GetPredAdvBTable[2][2])(uint8*, uint8*, int, int) = |
| { |
| {&GetPredAdvancedBy0x0, &GetPredAdvancedBy0x1}, |
| {&GetPredAdvancedBy1x0, &GetPredAdvancedBy1x1} |
| }; |
| |
| /*---------------------------------------------------------------------------- |
| ; SIMPLE TYPEDEF'S |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; ENUMERATED TYPEDEF'S |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; STRUCTURES TYPEDEF'S |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; GLOBAL FUNCTION DEFINITIONS |
| ; Function Prototype declaration |
| ----------------------------------------------------------------------------*/ |
| |
| /*---------------------------------------------------------------------------- |
| ; END |
| ----------------------------------------------------------------------------*/ |
| #endif |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| |
| |