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Diffstat (limited to 'libs/assimp/code/Common/IFF.h')
-rw-r--r-- | libs/assimp/code/Common/IFF.h | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/libs/assimp/code/Common/IFF.h b/libs/assimp/code/Common/IFF.h deleted file mode 100644 index 91d7d48..0000000 --- a/libs/assimp/code/Common/IFF.h +++ /dev/null @@ -1,102 +0,0 @@ -// Definitions for the Interchange File Format (IFF) -// Alexander Gessler, 2006 -// Adapted to Assimp August 2008 - -#ifndef AI_IFF_H_INCLUDED -#define AI_IFF_H_INCLUDED - -#include <assimp/ByteSwapper.h> - -namespace Assimp { -namespace IFF { - -///////////////////////////////////////////////////////////////////////////////// -//! Describes an IFF chunk header -///////////////////////////////////////////////////////////////////////////////// -struct ChunkHeader -{ - //! Type of the chunk header - FourCC - uint32_t type; - - //! Length of the chunk data, in bytes - uint32_t length; -}; - - -///////////////////////////////////////////////////////////////////////////////// -//! Describes an IFF sub chunk header -///////////////////////////////////////////////////////////////////////////////// -struct SubChunkHeader -{ - //! Type of the chunk header - FourCC - uint32_t type; - - //! Length of the chunk data, in bytes - uint16_t length; -}; - - -#define AI_IFF_FOURCC(a,b,c,d) ((uint32_t) (((uint8_t)a << 24u) | \ - ((uint8_t)b << 16u) | ((uint8_t)c << 8u) | ((uint8_t)d))) - - -#define AI_IFF_FOURCC_FORM AI_IFF_FOURCC('F','O','R','M') - - -///////////////////////////////////////////////////////////////////////////////// -//! Load a chunk header -//! @param outFile Pointer to the file data - points to the chunk data afterwards -//! @return Copy of the chunk header -///////////////////////////////////////////////////////////////////////////////// -inline ChunkHeader LoadChunk(uint8_t*& outFile) -{ - ChunkHeader head; - ::memcpy(&head.type, outFile, 4); - outFile += 4; - ::memcpy(&head.length, outFile, 4); - outFile += 4; - AI_LSWAP4(head.length); - AI_LSWAP4(head.type); - return head; -} - -///////////////////////////////////////////////////////////////////////////////// -//! Load a sub chunk header -//! @param outFile Pointer to the file data - points to the chunk data afterwards -//! @return Copy of the sub chunk header -///////////////////////////////////////////////////////////////////////////////// -inline SubChunkHeader LoadSubChunk(uint8_t*& outFile) -{ - SubChunkHeader head; - ::memcpy(&head.type, outFile, 4); - outFile += 4; - ::memcpy(&head.length, outFile, 2); - outFile += 2; - AI_LSWAP2(head.length); - AI_LSWAP4(head.type); - return head; -} - -///////////////////////////////////////////////////////////////////////////////// -//! Read the file header and return the type of the file and its size -//! @param outFile Pointer to the file data. The buffer must at -//! least be 12 bytes large. -//! @param fileType Receives the type of the file -//! @return 0 if everything was OK, otherwise an error message -///////////////////////////////////////////////////////////////////////////////// -inline const char* ReadHeader(uint8_t* outFile, uint32_t& fileType) -{ - ChunkHeader head = LoadChunk(outFile); - if(AI_IFF_FOURCC_FORM != head.type) - { - return "The file is not an IFF file: FORM chunk is missing"; - } - ::memcpy(&fileType, outFile, 4); - AI_LSWAP4(fileType); - return 0; -} - - -}} - -#endif // !! AI_IFF_H_INCLUDED |