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Diffstat (limited to 'contrib/ffmpeg/libavformat/apc.c')
-rw-r--r--contrib/ffmpeg/libavformat/apc.c90
1 files changed, 0 insertions, 90 deletions
diff --git a/contrib/ffmpeg/libavformat/apc.c b/contrib/ffmpeg/libavformat/apc.c
deleted file mode 100644
index 97de8c88e..000000000
--- a/contrib/ffmpeg/libavformat/apc.c
+++ /dev/null
@@ -1,90 +0,0 @@
-/*
- * CRYO APC audio format demuxer
- * Copyright (c) 2007 Anssi Hannula <anssi.hannula@gmail.com>
- *
- * 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 "avformat.h"
-#include "string.h"
-
-static int apc_probe(AVProbeData *p)
-{
- if (!strncmp(p->buf, "CRYO_APC", 8))
- return AVPROBE_SCORE_MAX;
-
- return 0;
-}
-
-static int apc_read_header(AVFormatContext *s, AVFormatParameters *ap)
-{
- ByteIOContext *pb = s->pb;
- AVStream *st;
-
- get_le32(pb); /* CRYO */
- get_le32(pb); /* _APC */
- get_le32(pb); /* 1.20 */
-
- st = av_new_stream(s, 0);
- if (!st)
- return AVERROR(ENOMEM);
-
- st->codec->codec_type = CODEC_TYPE_AUDIO;
- st->codec->codec_id = CODEC_ID_ADPCM_IMA_WS;
-
- get_le32(pb); /* number of samples */
- st->codec->sample_rate = get_le32(pb);
-
- st->codec->extradata_size = 2 * 4;
- st->codec->extradata = av_malloc(st->codec->extradata_size +
- FF_INPUT_BUFFER_PADDING_SIZE);
- if (!st->codec->extradata)
- return AVERROR(ENOMEM);
-
- /* initial predictor values for adpcm decoder */
- get_buffer(pb, st->codec->extradata, 2 * 4);
-
- st->codec->channels = 1;
- if (get_le32(pb))
- st->codec->channels = 2;
-
- st->codec->bits_per_sample = 4;
- st->codec->bit_rate = st->codec->bits_per_sample * st->codec->channels
- * st->codec->sample_rate;
- st->codec->block_align = 1;
-
- return 0;
-}
-
-#define MAX_READ_SIZE 4096
-
-static int apc_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- if (av_get_packet(s->pb, pkt, MAX_READ_SIZE) <= 0)
- return AVERROR(EIO);
- pkt->stream_index = 0;
- return 0;
-}
-
-AVInputFormat apc_demuxer = {
- "apc",
- "CRYO APC format",
- 0,
- apc_probe,
- apc_read_header,
- apc_read_packet,
-};