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/*
* The simplest mpeg audio layer 2 encoder
* Copyright (c) 2000, 2001 Fabrice Bellard
*
* 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
*/
#include "libavutil/channel_layout.h"
#define USE_FLOATS 1
#include "codec_internal.h"
#include "mpegaudioenc_template.c"
const FFCodec ff_mp2_encoder = {
.p.name = "mp2",
CODEC_LONG_NAME("MP2 (MPEG audio layer 2)"),
.p.type = AVMEDIA_TYPE_AUDIO,
.p.id = AV_CODEC_ID_MP2,
.p.capabilities = AV_CODEC_CAP_DR1,
.priv_data_size = sizeof(MpegAudioContext),
.init = MPA_encode_init,
FF_CODEC_ENCODE_CB(MPA_encode_frame),
.p.sample_fmts = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_S16,
AV_SAMPLE_FMT_NONE },
.p.supported_samplerates = (const int[]){
44100, 48000, 32000, 22050, 24000, 16000, 0
},
CODEC_OLD_CHANNEL_LAYOUTS(AV_CH_LAYOUT_MONO, AV_CH_LAYOUT_STEREO)
.p.ch_layouts = (const AVChannelLayout[]){ AV_CHANNEL_LAYOUT_MONO,
AV_CHANNEL_LAYOUT_STEREO,
{ 0 } },
.defaults = mp2_defaults,
};
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