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flvenc: Send new metadata when FLAG_METADATA_UPDATED is set.

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Signed-off-by: Anton Khirnov <anton@khirnov.net>
This commit is contained in:
Andrew Stone 2014-11-07 16:09:10 -05:00 committed by Anton Khirnov
parent 4d0cd5f58c
commit c64f361511
1 changed files with 19 additions and 14 deletions
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33
libavformat/flvenc.c
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@ -192,7 +192,7 @@ static void put_amf_bool(AVIOContext *pb, int b)
avio_w8(pb, !!b); avio_w8(pb, !!b);
} }
static void write_metadata(AVFormatContext *s) static void write_metadata(AVFormatContext *s, unsigned int ts)
{ {
AVIOContext *pb = s->pb; AVIOContext *pb = s->pb;
FLVContext *flv = s->priv_data; FLVContext *flv = s->priv_data;
@ -204,7 +204,7 @@ static void write_metadata(AVFormatContext *s)
avio_w8(pb, 18); // tag type META avio_w8(pb, 18); // tag type META
metadata_size_pos = avio_tell(pb); metadata_size_pos = avio_tell(pb);
avio_wb24(pb, 0); // size of data part (sum of all parts below) avio_wb24(pb, 0); // size of data part (sum of all parts below)
avio_wb24(pb, 0); // timestamp avio_wb24(pb, ts); // timestamp
avio_wb32(pb, 0); // reserved avio_wb32(pb, 0); // reserved
/* now data of data_size size */ /* now data of data_size size */
@ -373,7 +373,7 @@ static int flv_write_header(AVFormatContext *s)
flv->reserved = 5; flv->reserved = 5;
} }
write_metadata(s); write_metadata(s, 0);
for (i = 0; i < s->nb_streams; i++) { for (i = 0; i < s->nb_streams; i++) {
AVCodecContext *enc = s->streams[i]->codec; AVCodecContext *enc = s->streams[i]->codec;
@ -459,6 +459,22 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
else else
flags_size = 1; flags_size = 1;
if (flv->delay == AV_NOPTS_VALUE)
flv->delay = -pkt->dts;
if (pkt->dts < -flv->delay) {
av_log(s, AV_LOG_WARNING,
"Packets are not in the proper order with respect to DTS\n");
return AVERROR(EINVAL);
}
ts = pkt->dts + flv->delay; // add delay to force positive dts
if (s->event_flags & AVSTREAM_EVENT_FLAG_METADATA_UPDATED) {
write_metadata(s, ts);
s->event_flags &= ~AVSTREAM_EVENT_FLAG_METADATA_UPDATED;
}
switch (enc->codec_type) { switch (enc->codec_type) {
case AVMEDIA_TYPE_VIDEO: case AVMEDIA_TYPE_VIDEO:
avio_w8(pb, FLV_TAG_TYPE_VIDEO); avio_w8(pb, FLV_TAG_TYPE_VIDEO);
@ -493,17 +509,6 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
if (ff_avc_parse_nal_units_buf(pkt->data, &data, &size) < 0) if (ff_avc_parse_nal_units_buf(pkt->data, &data, &size) < 0)
return -1; return -1;
if (flv->delay == AV_NOPTS_VALUE)
flv->delay = -pkt->dts;
if (pkt->dts < -flv->delay) {
av_log(s, AV_LOG_WARNING,
"Packets are not in the proper order with respect to DTS\n");
return AVERROR(EINVAL);
}
ts = pkt->dts + flv->delay; // add delay to force positive dts
/* check Speex packet duration */ /* check Speex packet duration */
if (enc->codec_id == AV_CODEC_ID_SPEEX && ts - sc->last_ts > 160) if (enc->codec_id == AV_CODEC_ID_SPEEX && ts - sc->last_ts > 160)
av_log(s, AV_LOG_WARNING, "Warning: Speex stream has more than " av_log(s, AV_LOG_WARNING, "Warning: Speex stream has more than "