3 * Copyright (c) 2011 Justin Ruggles <justin.ruggles@gmail.com>
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27 #ifndef AVCODEC_EAC3ENC_H
28 #define AVCODEC_EAC3ENC_H
33 * Initialize E-AC-3 exponent tables.
35 void ff_eac3_exponent_init(void);
38 * Determine frame exponent strategy use and indices.
40 void ff_eac3_get_frame_exp_strategy(AC3EncodeContext *s);
43 * Set coupling states.
44 * This determines whether certain flags must be written to the bitstream or
45 * whether they will be implicitly already known by the decoder.
47 void ff_eac3_set_cpl_states(AC3EncodeContext *s);
50 * Write the E-AC-3 frame header to the output bitstream.
52 void ff_eac3_output_frame_header(AC3EncodeContext *s);
54 #endif /* AVCODEC_EAC3ENC_H */