From 150c9823e71a161e97003849cf8b2f55b21520bd Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Mon, 26 Aug 2013 15:10:18 +0100 Subject: adding ffmpeg specific version --- ffmpeg1/libavcodec/eac3enc.h | 54 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 ffmpeg1/libavcodec/eac3enc.h (limited to 'ffmpeg1/libavcodec/eac3enc.h') diff --git a/ffmpeg1/libavcodec/eac3enc.h b/ffmpeg1/libavcodec/eac3enc.h new file mode 100644 index 0000000..a92a24c --- /dev/null +++ b/ffmpeg1/libavcodec/eac3enc.h @@ -0,0 +1,54 @@ +/* + * E-AC-3 encoder + * Copyright (c) 2011 Justin Ruggles + * + * This file is part of Libav. + * + * Libav 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, + * 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * E-AC-3 encoder + */ + +#ifndef AVCODEC_EAC3ENC_H +#define AVCODEC_EAC3ENC_H + +#include "ac3enc.h" + +/** + * Initialize E-AC-3 exponent tables. + */ +void ff_eac3_exponent_init(void); + +/** + * Determine frame exponent strategy use and indices. + */ +void ff_eac3_get_frame_exp_strategy(AC3EncodeContext *s); + +/** + * Set coupling states. + * This determines whether certain flags must be written to the bitstream or + * whether they will be implicitly already known by the decoder. + */ +void ff_eac3_set_cpl_states(AC3EncodeContext *s); + +/** + * Write the E-AC-3 frame header to the output bitstream. + */ +void ff_eac3_output_frame_header(AC3EncodeContext *s); + +#endif /* AVCODEC_EAC3ENC_H */ -- cgit v1.2.3