huffman tree builder and VLC generator More...
#include "avcodec.h"#include "get_bits.h"#include "huffman.h"Go to the source code of this file.
Defines | |
| #define | HNODE -1 |
Functions | |
| static void | get_tree_codes (uint32_t *bits, int16_t *lens, uint8_t *xlat, Node *nodes, int node, uint32_t pfx, int pl, int *pos, int no_zero_count) |
| static int | build_huff_tree (VLC *vlc, Node *nodes, int head, int flags) |
| int | ff_huff_build_tree (AVCodecContext *avctx, VLC *vlc, int nb_codes, Node *nodes, HuffCmp cmp, int flags) |
| nodes size must be 2*nb_codes first nb_codes nodes.count must be set | |
huffman tree builder and VLC generator
Definition in file huffman.c.
| #define HNODE -1 |
Definition at line 31 of file huffman.c.
Referenced by ff_huff_build_tree(), and get_tree_codes().
Definition at line 55 of file huffman.c.
Referenced by ff_huff_build_tree().
| int ff_huff_build_tree | ( | AVCodecContext * | avctx, | |
| VLC * | vlc, | |||
| int | nb_codes, | |||
| Node * | nodes, | |||
| HuffCmp | cmp, | |||
| int | flags | |||
| ) |
nodes size must be 2*nb_codes first nb_codes nodes.count must be set
Definition at line 72 of file huffman.c.
Referenced by fraps2_decode_plane(), and vp6_build_huff_tree().
| static void get_tree_codes | ( | uint32_t * | bits, | |
| int16_t * | lens, | |||
| uint8_t * | xlat, | |||
| Node * | nodes, | |||
| int | node, | |||
| uint32_t | pfx, | |||
| int | pl, | |||
| int * | pos, | |||
| int | no_zero_count | |||
| ) | [static] |
Definition at line 34 of file huffman.c.
Referenced by build_huff_tree().