* TechnoTrend PVA (.pva) demuxer
* Copyright (c) 2007, 2008 Ivo van Poorten
*
- * 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 "avformat.h"
+#include "internal.h"
#include "mpeg.h"
#define PVA_MAX_PAYLOAD_LENGTH 0x17f8
unsigned char *buf = pd->buf;
if (AV_RB16(buf) == PVA_MAGIC && buf[2] && buf[2] < 3 && buf[4] == 0x55)
- return AVPROBE_SCORE_MAX / 2;
+ return AVPROBE_SCORE_EXTENSION;
return 0;
}
-static int pva_read_header(AVFormatContext *s, AVFormatParameters *ap) {
+static int pva_read_header(AVFormatContext *s) {
AVStream *st;
- if (!(st = av_new_stream(s, 0)))
+ if (!(st = avformat_new_stream(s, NULL)))
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
- st->codec->codec_id = CODEC_ID_MPEG2VIDEO;
+ st->codec->codec_id = AV_CODEC_ID_MPEG2VIDEO;
st->need_parsing = AVSTREAM_PARSE_FULL;
- av_set_pts_info(st, 32, 1, 90000);
+ avpriv_set_pts_info(st, 32, 1, 90000);
av_add_index_entry(st, 0, 0, 0, 0, AVINDEX_KEYFRAME);
- if (!(st = av_new_stream(s, 1)))
+ if (!(st = avformat_new_stream(s, NULL)))
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
- st->codec->codec_id = CODEC_ID_MP2;
+ st->codec->codec_id = AV_CODEC_ID_MP2;
st->need_parsing = AVSTREAM_PARSE_FULL;
- av_set_pts_info(st, 33, 1, 90000);
+ avpriv_set_pts_info(st, 33, 1, 90000);
av_add_index_entry(st, 0, 0, 0, 0, AVINDEX_KEYFRAME);
/* the parameters will be extracted from the compressed bitstream */
int64_t pva_pts = AV_NOPTS_VALUE, startpos;
recover:
- startpos = url_ftell(pb);
+ startpos = avio_tell(pb);
syncword = avio_rb16(pb);
streamid = avio_r8(pb);
if (pes_signal != 1) {
pva_log(s, AV_LOG_WARNING, "expected signaled PES packet, "
"trying to recover\n");
- url_fskip(pb, length - 9);
+ avio_skip(pb, length - 9);
if (!read_packet)
return AVERROR(EIO);
goto recover;
while (*pos < pos_limit) {
res = AV_NOPTS_VALUE;
- url_fseek(pb, *pos, SEEK_SET);
+ avio_seek(pb, *pos, SEEK_SET);
pvactx->continue_pes = 0;
if (read_part_of_packet(s, &res, &length, &streamid, 0)) {
continue;
}
if (streamid - 1 != stream_index || res == AV_NOPTS_VALUE) {
- *pos = url_ftell(pb) + length;
+ *pos = avio_tell(pb) + length;
continue;
}
break;
}
AVInputFormat ff_pva_demuxer = {
- "pva",
- NULL_IF_CONFIG_SMALL("TechnoTrend PVA file and stream format"),
- sizeof(PVAContext),
- pva_probe,
- pva_read_header,
- pva_read_packet,
- .read_timestamp = pva_read_timestamp
+ .name = "pva",
+ .long_name = NULL_IF_CONFIG_SMALL("TechnoTrend PVA"),
+ .priv_data_size = sizeof(PVAContext),
+ .read_probe = pva_probe,
+ .read_header = pva_read_header,
+ .read_packet = pva_read_packet,
+ .read_timestamp = pva_read_timestamp,
};