diff options
| author | Tim Redfern <tim@eclectronics.org> | 2014-02-17 13:36:38 +0000 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2014-02-17 13:36:38 +0000 |
| commit | 22e28216336da876e1fd17f380ce42eaf1446769 (patch) | |
| tree | 444dad3dc7e2656992d29f34f7bce31970c122a5 /ffmpeg/libavformat/epafdec.c | |
| parent | ae5e8541f6e06e64c28719467cdf366ac57aff31 (diff) | |
chasing indexing error
Diffstat (limited to 'ffmpeg/libavformat/epafdec.c')
| -rw-r--r-- | ffmpeg/libavformat/epafdec.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/ffmpeg/libavformat/epafdec.c b/ffmpeg/libavformat/epafdec.c deleted file mode 100644 index c737892..0000000 --- a/ffmpeg/libavformat/epafdec.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Ensoniq Paris Audio File demuxer - * Copyright (c) 2012 Paul B Mahol - * - * 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/intreadwrite.h" -#include "avformat.h" -#include "internal.h" -#include "pcm.h" - -static int epaf_probe(AVProbeData *p) -{ - if (((AV_RL32(p->buf) == MKTAG('f','a','p',' ') && - AV_RL32(p->buf + 8) == 1) || - (AV_RL32(p->buf) == MKTAG(' ','p','a','f') && - AV_RN32(p->buf + 8) == 0)) && - !AV_RN32(p->buf + 4) && AV_RN32(p->buf + 12) && - AV_RN32(p->buf + 20)) - return AVPROBE_SCORE_MAX / 4 * 3; - return 0; -} - -static int epaf_read_header(AVFormatContext *s) -{ - int le, sample_rate, codec, channels; - AVStream *st; - - avio_skip(s->pb, 4); - if (avio_rl32(s->pb)) - return AVERROR_INVALIDDATA; - - le = avio_rl32(s->pb); - if (le && le != 1) - return AVERROR_INVALIDDATA; - - if (le) { - sample_rate = avio_rl32(s->pb); - codec = avio_rl32(s->pb); - channels = avio_rl32(s->pb); - } else { - sample_rate = avio_rb32(s->pb); - codec = avio_rb32(s->pb); - channels = avio_rb32(s->pb); - } - - if (!channels || !sample_rate) - return AVERROR_INVALIDDATA; - - st = avformat_new_stream(s, NULL); - if (!st) - return AVERROR(ENOMEM); - - st->codec->codec_type = AVMEDIA_TYPE_AUDIO; - st->codec->channels = channels; - st->codec->sample_rate = sample_rate; - switch (codec) { - case 0: - st->codec->codec_id = le ? AV_CODEC_ID_PCM_S16LE : AV_CODEC_ID_PCM_S16BE; - break; - case 2: - st->codec->codec_id = AV_CODEC_ID_PCM_S8; - break; - case 1: - avpriv_request_sample(s, "24-bit Paris PCM format"); - default: - return AVERROR_INVALIDDATA; - } - - st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id); - st->codec->block_align = st->codec->bits_per_coded_sample * st->codec->channels / 8; - - avpriv_set_pts_info(st, 64, 1, st->codec->sample_rate); - - if (avio_skip(s->pb, 2024) < 0) - return AVERROR_INVALIDDATA; - return 0; -} - -AVInputFormat ff_epaf_demuxer = { - .name = "epaf", - .long_name = NULL_IF_CONFIG_SMALL("Ensoniq Paris Audio File"), - .read_probe = epaf_probe, - .read_header = epaf_read_header, - .read_packet = ff_pcm_read_packet, - .read_seek = ff_pcm_read_seek, - .extensions = "paf,fap", - .flags = AVFMT_GENERIC_INDEX, -}; |
