diff options
Diffstat (limited to 'ffmpeg/libavcodec/mqc.h')
| -rw-r--r-- | ffmpeg/libavcodec/mqc.h | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/ffmpeg/libavcodec/mqc.h b/ffmpeg/libavcodec/mqc.h deleted file mode 100644 index c0827bd..0000000 --- a/ffmpeg/libavcodec/mqc.h +++ /dev/null @@ -1,92 +0,0 @@ -/* - * MQ-coder: structures, common and decoder functions - * Copyright (c) 2007 Kamil Nowosad - * - * 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 - */ - -#ifndef AVCODEC_MQC_H -#define AVCODEC_MQC_H - -/** - * MQ-coder - * @file - * @author Kamil Nowosad - */ - -#include <stdint.h> - -#define MQC_CX_UNI 17 -#define MQC_CX_RL 18 - -extern uint16_t ff_mqc_qe[2 * 47]; -extern uint8_t ff_mqc_nlps[2 * 47]; -extern uint8_t ff_mqc_nmps[2 * 47]; - -typedef struct MqcState { - uint8_t *bp, *bpstart; - unsigned int a; - unsigned int c; - unsigned int ct; - uint8_t cx_states[19]; -} MqcState; - -/* encoder */ - -/** initialize the encoder */ -void ff_mqc_initenc(MqcState *mqc, uint8_t *bp); - -/** code bit d with context cx */ -void ff_mqc_encode(MqcState *mqc, uint8_t *cxstate, int d); - -/** number of encoded bytes */ -int ff_mqc_length(MqcState *mqc); - -/** flush the encoder [returns number of bytes encoded] */ -int ff_mqc_flush(MqcState *mqc); - -/* decoder */ - -/** - * Initialize MQ-decoder. - * @param mqc MQ decoder state - * @param bp byte poiter - */ -void ff_mqc_initdec(MqcState *mqc, uint8_t *bp); - -/** - * MQ decoder. - * @param mqc MQ decoder state - * @param cxstate Context - * @return Decision (0 ot 1) - */ -int ff_mqc_decode(MqcState *mqc, uint8_t *cxstate); - -/* common */ - -/** - * MQ-coder Initialize context tables (QE, NLPS, NMPS) - */ -void ff_mqc_init_context_tables(void); - -/** - * MQ-coder context initialisations. - * @param mqc MQ-coder context - */ -void ff_mqc_init_contexts(MqcState *mqc); - -#endif /* AVCODEC_MQC_H */ |
