avio_write(pb, str, len);
}
+// FLV timestamps are 32 bits signed, RTMP timestamps should be 32-bit unsigned
+static void put_timestamp(AVIOContext *pb, int64_t ts) {
+ avio_wb24(pb, ts & 0xFFFFFF);
+ avio_w8(pb, (ts >> 24) & 0x7F);
+}
+
static void put_avc_eos_tag(AVIOContext *pb, unsigned ts)
{
avio_w8(pb, FLV_TAG_TYPE_VIDEO);
avio_wb24(pb, 5); /* Tag Data Size */
- avio_wb24(pb, ts); /* lower 24 bits of timestamp in ms */
- avio_w8(pb, (ts >> 24) & 0x7F); /* MSB of ts in ms */
+ put_timestamp(pb, ts);
avio_wb24(pb, 0); /* StreamId = 0 */
avio_w8(pb, 23); /* ub[4] FrameType = 1, ub[4] CodecId = 7 */
avio_w8(pb, 2); /* AVC end of sequence */
return AVERROR(ENOSYS);
}
-static void flv_write_codec_header(AVFormatContext* s, AVCodecParameters* par) {
+static void flv_write_codec_header(AVFormatContext* s, AVCodecParameters* par, int64_t ts) {
int64_t data_size;
AVIOContext *pb = s->pb;
FLVContext *flv = s->priv_data;
par->codec_type == AVMEDIA_TYPE_VIDEO ?
FLV_TAG_TYPE_VIDEO : FLV_TAG_TYPE_AUDIO);
avio_wb24(pb, 0); // size patched later
- avio_wb24(pb, 0); // ts
- avio_w8(pb, 0); // ts ext
+ put_timestamp(pb, ts);
avio_wb24(pb, 0); // streamid
pos = avio_tell(pb);
if (par->codec_id == AV_CODEC_ID_AAC) {
}
for (i = 0; i < s->nb_streams; i++) {
- flv_write_codec_header(s, s->streams[i]->codecpar);
+ flv_write_codec_header(s, s->streams[i]->codecpar, 0);
}
flv->datastart_offset = avio_tell(pb);
int flags = -1, flags_size, ret;
int64_t cur_offset = avio_tell(pb);
+ if (par->codec_type == AVMEDIA_TYPE_AUDIO && !pkt->size) {
+ av_log(s, AV_LOG_WARNING, "Empty audio Packet\n");
+ return AVERROR(EINVAL);
+ }
+
if (par->codec_id == AV_CODEC_ID_VP6F || par->codec_id == AV_CODEC_ID_VP6A ||
par->codec_id == AV_CODEC_ID_VP6 || par->codec_id == AV_CODEC_ID_AAC)
flags_size = 2;
}
memcpy(par->extradata, side, side_size);
par->extradata_size = side_size;
- flv_write_codec_header(s, par);
+ flv_write_codec_header(s, par, pkt->dts);
}
}
}
avio_wb24(pb, size + flags_size);
- avio_wb24(pb, ts & 0xFFFFFF);
- avio_w8(pb, (ts >> 24) & 0x7F); // timestamps are 32 bits _signed_
+ put_timestamp(pb, ts);
avio_wb24(pb, flv->reserved);
if (par->codec_type == AVMEDIA_TYPE_DATA ||