diff options
Diffstat (limited to 'libavcodec/mqc.h')
| -rw-r--r-- | libavcodec/mqc.h | 28 |
1 files changed, 23 insertions, 5 deletions
diff --git a/libavcodec/mqc.h b/libavcodec/mqc.h index 63261927c6..8bf7223d41 100644 --- a/libavcodec/mqc.h +++ b/libavcodec/mqc.h @@ -2,20 +2,20 @@ * MQ-coder: structures, common and decoder functions * Copyright (c) 2007 Kamil Nowosad * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * 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. * - * Libav is distributed in the hope that it will be useful, + * 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -43,16 +43,34 @@ typedef struct MqcState { unsigned int c; unsigned int ct; uint8_t cx_states[19]; + int raw; } 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); +int ff_mqc_flush_to(MqcState *mqc, uint8_t *dst, int *dst_len); + /* decoder */ /** * Initialize MQ-decoder. * @param mqc MQ decoder state * @param bp byte pointer + * @param raw raw mode + * @param reset reset states */ -void ff_mqc_initdec(MqcState *mqc, uint8_t *bp); +void ff_mqc_initdec(MqcState *mqc, uint8_t *bp, int raw, int reset); /** * MQ decoder. |