2 * The simplest mpeg audio layer 2 encoder
3 * Copyright (c) 2000, 2001 Fabrice Bellard
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
23 #include "mpegaudioenc_template.c"
25 AVCodec ff_mp2_encoder
= {
27 .long_name
= NULL_IF_CONFIG_SMALL("MP2 (MPEG audio layer 2)"),
28 .type
= AVMEDIA_TYPE_AUDIO
,
29 .id
= AV_CODEC_ID_MP2
,
30 .priv_data_size
= sizeof(MpegAudioContext
),
31 .init
= MPA_encode_init
,
32 .encode2
= MPA_encode_frame
,
33 .sample_fmts
= (const enum AVSampleFormat
[]){ AV_SAMPLE_FMT_S16
,
35 .supported_samplerates
= (const int[]){
36 44100, 48000, 32000, 22050, 24000, 16000, 0
38 .channel_layouts
= (const uint64_t[]){ AV_CH_LAYOUT_MONO
,
41 .defaults
= mp2_defaults
,