#include "avcodec.h"
#include "bitstream.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 |
This file is part of FFmpeg.
FFmpeg 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.
FFmpeg 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 FFmpeg; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Definition in file huffman.c.
#define HNODE -1 |
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 69 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] |