* Due to a lack of sample files, only files with one channel are supported.
* u-law and ADPCM audio are unsupported for the same reason.
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * 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.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * 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 FFmpeg; if not, write to the Free Software
+ * License along with Libav; 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"
#define LMLM4_I_FRAME 0x00
static int lmlm4_read_header(AVFormatContext *s, AVFormatParameters *ap) {
AVStream *st;
- if (!(st = av_new_stream(s, 0)))
+ if (!(st = avformat_new_stream(s, NULL)))
return AVERROR(ENOMEM);
- st->codec->codec_type = CODEC_TYPE_VIDEO;
+ st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = CODEC_ID_MPEG4;
st->need_parsing = AVSTREAM_PARSE_HEADERS;
av_set_pts_info(st, 64, 1001, 30000);
- if (!(st = av_new_stream(s, 1)))
+ if (!(st = avformat_new_stream(s, NULL)))
return AVERROR(ENOMEM);
- st->codec->codec_type = CODEC_TYPE_AUDIO;
+ st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = CODEC_ID_MP2;
st->need_parsing = AVSTREAM_PARSE_HEADERS;
}
static int lmlm4_read_packet(AVFormatContext *s, AVPacket *pkt) {
- ByteIOContext *pb = s->pb;
+ AVIOContext *pb = s->pb;
int ret;
unsigned int frame_type, packet_size, padding, frame_size;
- get_be16(pb); /* channel number */
- frame_type = get_be16(pb);
- packet_size = get_be32(pb);
+ avio_rb16(pb); /* channel number */
+ frame_type = avio_rb16(pb);
+ packet_size = avio_rb32(pb);
padding = -packet_size & 511;
frame_size = packet_size - 8;
if ((ret = av_get_packet(pb, pkt, frame_size)) <= 0)
return AVERROR(EIO);
- url_fskip(pb, padding);
+ avio_skip(pb, padding);
switch (frame_type) {
case LMLM4_I_FRAME:
- pkt->flags = PKT_FLAG_KEY;
+ pkt->flags = AV_PKT_FLAG_KEY;
case LMLM4_P_FRAME:
case LMLM4_B_FRAME:
pkt->stream_index = 0;
return ret;
}
-AVInputFormat lmlm4_demuxer = {
- "lmlm4",
- NULL_IF_CONFIG_SMALL("lmlm4 raw format"),
- 0,
- lmlm4_probe,
- lmlm4_read_header,
- lmlm4_read_packet,
+AVInputFormat ff_lmlm4_demuxer = {
+ .name = "lmlm4",
+ .long_name = NULL_IF_CONFIG_SMALL("lmlm4 raw format"),
+ .read_probe = lmlm4_probe,
+ .read_header = lmlm4_read_header,
+ .read_packet = lmlm4_read_packet,
};