PacketIter.h File Reference

Implementation of a packet iterator (PI) More...

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Data Structures
struct	grk::grk_pi_resolution
struct	grk::grk_pi_comp
	Packet iterator component. More...
struct	grk::PacketIter
	Packet iterator. More...

Namespaces
	grk
	Copyright (C) 2016-2020 Grok Image Compression Inc.

Enumerations
enum	grk::J2K_T2_MODE { grk::THRESH_CALC = 0, grk::FINAL_PASS = 1 }
	T2 encoding mode. More...

Functions
Exported functions
PacketIter *	grk::pi_initialise_encode (const grk_image *image, CodingParams *cp, uint16_t tileno, J2K_T2_MODE t2_mode)
	Creates a packet iterator for encoding. More...
void	grk::pi_update_encoding_parameters (const grk_image *p_image, CodingParams *p_cp, uint16_t tile_no)
	Updates the encoding parameters of the codec. More...
void	grk::pi_init_encode (PacketIter *pi, CodingParams *cp, uint16_t tileno, uint32_t pino, uint32_t tpnum, uint32_t tppos, J2K_T2_MODE t2_mode)
	Modify the packet iterator for enabling tile part generation. More...
PacketIter *	grk::pi_create_decode (grk_image *image, CodingParams *cp, uint16_t tileno)
	Create a packet iterator for Decoder. More...
void	grk::pi_destroy (PacketIter *p_pi, uint32_t nb_elements)
	Destroys a packet iterator array. More...
bool	grk::pi_next (PacketIter *pi)
	Modify the packet iterator to point to the next packet. More...

Detailed Description

Implementation of a packet iterator (PI)

The functions in PI.C have for goal to realize a packet iterator that permits to get the next packet following the progression order and change of it. The functions in PI.C are used by some function in T2.C.