ff_register_dynamic_payload_handler(&ff_jpeg_dynamic_handler);
ff_register_dynamic_payload_handler(&ff_mp4a_latm_dynamic_handler);
ff_register_dynamic_payload_handler(&ff_mp4v_es_dynamic_handler);
+ ff_register_dynamic_payload_handler(&ff_mpeg_audio_dynamic_handler);
+ ff_register_dynamic_payload_handler(&ff_mpeg_video_dynamic_handler);
ff_register_dynamic_payload_handler(&ff_mpeg4_generic_dynamic_handler);
ff_register_dynamic_payload_handler(&ff_mpegts_dynamic_handler);
ff_register_dynamic_payload_handler(&ff_ms_rtp_asf_pfv_handler);
static int rtp_parse_packet_internal(RTPDemuxContext *s, AVPacket *pkt,
const uint8_t *buf, int len)
{
- unsigned int ssrc, h;
+ unsigned int ssrc;
int payload_type, seq, flags = 0;
int ext;
AVStream *st;
} else if (st) {
/* At this point, the RTP header has been stripped;
* This is ASSUMING that there is only 1 CSRC, which isn't wise. */
- switch (st->codec->codec_id) {
- case AV_CODEC_ID_MP2:
- case AV_CODEC_ID_MP3:
- /* better than nothing: skip MPEG audio RTP header */
- if (len <= 4)
- return -1;
- h = AV_RB32(buf);
- len -= 4;
- buf += 4;
- av_new_packet(pkt, len);
- memcpy(pkt->data, buf, len);
- break;
- case AV_CODEC_ID_MPEG1VIDEO:
- case AV_CODEC_ID_MPEG2VIDEO:
- /* better than nothing: skip MPEG video RTP header */
- if (len <= 4)
- return -1;
- h = AV_RB32(buf);
- buf += 4;
- len -= 4;
- if (h & (1 << 26)) {
- /* MPEG-2 */
- if (len <= 4)
- return -1;
- buf += 4;
- len -= 4;
- }
- av_new_packet(pkt, len);
- memcpy(pkt->data, buf, len);
- break;
- default:
- av_new_packet(pkt, len);
- memcpy(pkt->data, buf, len);
- break;
- }
-
+ av_new_packet(pkt, len);
+ memcpy(pkt->data, buf, len);
pkt->stream_index = st->index;
} else {
return AVERROR(EINVAL);
--- /dev/null
+/*
+ * Common code for the RTP depacketization of MPEG-1/2 formats.
+ * Copyright (c) 2002 Fabrice Bellard
+ *
+ * This file is part of Libav.
+ *
+ * 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.
+ *
+ * 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "rtpdec_formats.h"
+#include "libavutil/intreadwrite.h"
+
+static int mpeg_parse_packet(AVFormatContext *ctx, PayloadContext *data,
+ AVStream *st, AVPacket *pkt, uint32_t *timestamp,
+ const uint8_t *buf, int len, uint16_t seq,
+ int flags)
+{
+ unsigned int h;
+ if (len <= 4)
+ return AVERROR_INVALIDDATA;
+ h = AV_RB32(buf);
+ buf += 4;
+ len -= 4;
+ if (st->codec->codec_type == AVMEDIA_TYPE_VIDEO && h & (1 << 26)) {
+ /* MPEG-2 */
+ if (len <= 4)
+ return AVERROR_INVALIDDATA;
+ buf += 4;
+ len -= 4;
+ }
+ if (av_new_packet(pkt, len) < 0)
+ return AVERROR(ENOMEM);
+ memcpy(pkt->data, buf, len);
+ pkt->stream_index = st->index;
+ return 0;
+}
+
+RTPDynamicProtocolHandler ff_mpeg_audio_dynamic_handler = {
+ .codec_type = AVMEDIA_TYPE_AUDIO,
+ .codec_id = AV_CODEC_ID_MP3,
+ .parse_packet = mpeg_parse_packet,
+ .static_payload_id = 14,
+};
+
+RTPDynamicProtocolHandler ff_mpeg_video_dynamic_handler = {
+ .codec_type = AVMEDIA_TYPE_VIDEO,
+ .codec_id = AV_CODEC_ID_MPEG2VIDEO,
+ .parse_packet = mpeg_parse_packet,
+ .static_payload_id = 32,
+};