?? h.264
字號(hào):
/*! ************************************************************************ * \file block.h * * \author * Inge Lille-Lang鴜 <inge.lille-langoy@telenor.com> \n * Telenor Satellite Services \n * P.O.Box 6914 St.Olavs plass \n * N-0130 Oslo, Norway * ************************************************************************ */#ifndef _BLOCK_H_#define _BLOCK_H_#include "global.h"//! make chroma QP from quantconst byte QP_SCALE_CR[52]={ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11, 12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27, 28,29,29,30,31,32,32,33,34,34,35,35,36,36,37,37, 37,38,38,38,39,39,39,39};//! single scan patternconst byte SNGL_SCAN[16][2] ={ {0,0},{1,0},{0,1},{0,2}, {1,1},{2,0},{3,0},{2,1}, {1,2},{0,3},{1,3},{2,2}, {3,1},{3,2},{2,3},{3,3}};//! field scan patternconst byte FIELD_SCAN[16][2] ={ {0,0},{0,1},{1,0},{0,2}, {0,3},{1,1},{1,2},{1,3}, {2,0},{2,1},{2,2},{2,3}, {3,0},{3,1},{3,2},{3,3}};//! array used to find expencive coefficientsconst byte COEFF_COST[16] ={ 3,2,2,1,1,1,0,0,0,0,0,0,0,0,0,0};//! bit cost for coefficientsconst byte COEFF_BIT_COST[3][16][16]={ { // 2x2 scan (corrested per Gisle's Email 11/23/2000 by StW { 3, 5, 7, 9, 9,11,11,11,11,13,13,13,13,13,13,13}, { 5, 7, 9, 9,11,11,11,11,13,13,13,13,13,13,13,13}, { 7, 9, 9,11,11,11,11,13,13,13,13,13,13,13,13,15}, { 7, 9, 9,11,11,11,11,13,13,13,13,13,13,13,13,15}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, { 7, 7, 9, 9, 9, 9,11,11,11,11,11,11,11,11,13,13}, }, { // double scan { 3, 5, 7, 7, 7, 9, 9, 9, 9,11,11,13,13,13,13,15}, { 5, 9, 9,11,11,13,13,13,13,15,15,15,15,15,15,15}, { 7,11,11,13,13,13,13,15,15,15,15,15,15,15,15,17}, { 9,11,11,13,13,13,13,15,15,15,15,15,15,15,15,17}, { 9,11,11,13,13,13,13,15,15,15,15,15,15,15,15,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, {11,11,13,13,13,13,15,15,15,15,15,15,15,15,17,17}, }, { // single scan { 3, 7, 9, 9,11,13,13,15,15,15,15,17,17,17,17,17}, { 5, 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17}, { 5, 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17}, { 7,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 7,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 7,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, { 9,11,13,13,15,15,15,15,17,17,17,17,17,17,17,17}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, {11,13,13,15,15,15,15,17,17,17,17,17,17,17,17,19}, },};#endif?? 快捷鍵說明
復(fù)制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號(hào)
Ctrl + =
減小字號(hào)
Ctrl + -