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avformat/mp3enc: use AVPacketList helper functions to queue packets 

Simplifies code.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2018-03-26 15:02:39 -03:00
parent 15ca8311e6
commit d95f15b14d
1 changed files with 7 additions and 16 deletions
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23
libavformat/mp3enc.c
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@ -369,20 +369,18 @@ static int mp3_write_audio_packet(AVFormatContext *s, AVPacket *pkt)
static int mp3_queue_flush(AVFormatContext *s)
{
MP3Context *mp3 = s->priv_data;
AVPacketList *pktl;
AVPacket pkt;
int ret = 0, write = 1;
ff_id3v2_finish(&mp3->id3, s->pb, s->metadata_header_padding);
mp3_write_xing(s);
while ((pktl = mp3->queue)) {
if (write && (ret = mp3_write_audio_packet(s, &pktl->pkt)) < 0)
while (mp3->queue) {
ff_packet_list_get(&mp3->queue, &mp3->queue_end, &pkt);
if (write && (ret = mp3_write_audio_packet(s, &pkt)) < 0)
write = 0;
av_packet_unref(&pktl->pkt);
mp3->queue = pktl->next;
av_freep(&pktl);
av_packet_unref(&pkt);
}
mp3->queue_end = NULL;
return ret;
}
@ -514,21 +512,14 @@ static int mp3_write_packet(AVFormatContext *s, AVPacket *pkt)
if (pkt->stream_index == mp3->audio_stream_idx) {
if (mp3->pics_to_write) {
/* buffer audio packets until we get all the pictures */
AVPacketList *pktl = av_mallocz(sizeof(*pktl));
int ret = ff_packet_list_put(&mp3->queue, &mp3->queue_end, pkt, FF_PACKETLIST_FLAG_REF_PACKET);
if (!pktl || av_packet_ref(&pktl->pkt, pkt) < 0) {
av_freep(&pktl);
if (ret < 0) {
av_log(s, AV_LOG_WARNING, "Not enough memory to buffer audio. Skipping picture streams\n");
mp3->pics_to_write = 0;
mp3_queue_flush(s);
return mp3_write_audio_packet(s, pkt);
}
if (mp3->queue_end)
mp3->queue_end->next = pktl;
else
mp3->queue = pktl;
mp3->queue_end = pktl;
} else
return mp3_write_audio_packet(s, pkt);
} else {