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10 * Copyright (c) 2005, Herve Drolon, FreeImage Team
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39 @brief JPT-stream reader (JPEG 2000, JPIP)
41 JPT-stream functions are implemented in J2K.C.
45 Message Header JPT stream structure
47 typedef struct opj_jpt_msg_header {
48 /** In-class Identifier */
50 /** Last byte information */
51 unsigned int last_byte;
52 /** Class Identifier */
53 unsigned int Class_Id;
54 /** CSn : index identifier */
57 unsigned int Msg_offset;
59 unsigned int Msg_length;
60 /** Auxiliary for JPP case */
61 unsigned int Layer_nb;
62 } opj_jpt_msg_header_t;
64 /* ----------------------------------------------------------------------- */
67 Initialize the value of the message header structure
68 @param header Message header structure
70 void jpt_init_msg_header(opj_jpt_msg_header_t * header);
73 Read the message header for a JPP/JPT - stream
74 @param cinfo Codec context info
76 @param header Message header structure
78 void jpt_read_msg_header(opj_common_ptr cinfo, opj_cio_t *cio, opj_jpt_msg_header_t *header);