| /* |
| * Common FOURCC |
| * |
| * Copyright 2003 Robert Shearman |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #define FromHex(n) (((n) >= 'A') ? ((n) + 10 - 'A') : ((n) - '0')) |
| #define StreamFromFOURCC(fcc) ((WORD) ((FromHex(LOBYTE(LOWORD(fcc))) << 4) + (FromHex(HIBYTE(LOWORD(fcc)))))) |
| #define TWOCCFromFOURCC(fcc) HIWORD(fcc) |
| |
| #ifndef aviTWOCC |
| #define aviTWOCC(ch0, ch1) ((WORD)(BYTE)(ch0) | ((WORD)(BYTE)(ch1) << 8)) |
| #endif |
| |
| /* FIXME: endianess? */ |
| #define aviFCC(ch0, ch1, ch2, ch3) ((DWORD)(BYTE)(ch3) << 24 | (DWORD)(BYTE)(ch2) << 16 | (DWORD)(BYTE)(ch1) << 8 | ((DWORD)(BYTE)(ch0))) |
| |
| /* four character codes used in AVI files */ |
| #define ckidAVI aviFCC('A','V','I',' ') |
| #define ckidRIFF aviFCC('R','I','F','F') |
| #define ckidLIST aviFCC('L','I','S','T') |
| #define ckidJUNK aviFCC('J','U','N','K') |
| #define ckidHEADERLIST aviFCC('h','d','r','l') |
| #define ckidAVIMOVIE aviFCC('m','o','v','i') |
| #define ckidSTREAMNAME aviFCC('s','t','r','n') |
| #define ckidSTREAMHANDLERDATA aviFCC('s','t','r','d') |
| #ifndef ckidMAINAVIHEADER |
| # define ckidMAINAVIHEADER aviFCC('a','v','i','h') |
| # define ckidODML aviFCC('o','d','m','l') |
| # define ckidAVIEXTHEADER aviFCC('d','m','l','h') |
| # define ckidSTREAMLIST aviFCC('s','t','r','l') |
| # define ckidSTREAMHEADER aviFCC('s','t','r','h') |
| # define ckidSTREAMFORMAT aviFCC('s','t','r','f') |
| # define ckidAVIOLDINDEX aviFCC('i','d','x','1') |
| # define ckidAVISUPERINDEX aviFCC('i','n','d','x') |
| #endif |
| #ifndef streamtypeVIDEO |
| #define streamtypeVIDEO aviFCC('v','i','d','s') |
| #define streamtypeAUDIO aviFCC('a','u','d','s') |
| #define streamtypeMIDI aviFCC('m','i','d','s') |
| #define streamtypeTEXT aviFCC('t','x','t','s') |
| #endif |
| #define cktypeDIBbits aviTWOCC('d','b') |
| #define cktypeDIBcompressed aviTWOCC('d','c') |
| #define cktypePALchange aviTWOCC('p','c') |
| #define cktypeWAVEbytes aviTWOCC('w','b') |
