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Code Issues Releases Activity

avformat/tee: Avoid stack packet

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2021-09-06 00:41:22 +02:00
parent b0e4865187
commit e54bad3fce
1 changed files with 8 additions and 8 deletions
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16
libavformat/tee.c
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@ -540,7 +540,7 @@ static int tee_write_packet(AVFormatContext *avf, AVPacket *pkt)
TeeContext *tee = avf->priv_data;
AVFormatContext *avf2;
AVBSFContext *bsfs;
AVPacket pkt2;
AVPacket *const pkt2 = ffformatcontext(avf)->pkt;
int ret_all = 0, ret;
unsigned i, s;
int s2;
@ -565,17 +565,17 @@ static int tee_write_packet(AVFormatContext *avf, AVPacket *pkt)
if (s2 < 0)
continue;
if ((ret = av_packet_ref(&pkt2, pkt)) < 0) {
if ((ret = av_packet_ref(pkt2, pkt)) < 0) {
if (!ret_all)
ret_all = ret;
continue;
}
bsfs = tee->slaves[i].bsfs[s2];
pkt2.stream_index = s2;
pkt2->stream_index = s2;
ret = av_bsf_send_packet(bsfs, &pkt2);
ret = av_bsf_send_packet(bsfs, pkt2);
if (ret < 0) {
av_packet_unref(&pkt2);
av_packet_unref(pkt2);
av_log(avf, AV_LOG_ERROR, "Error while sending packet to bitstream filter: %s\n",
av_err2str(ret));
ret = tee_process_slave_failure(avf, i, ret);
@ -584,7 +584,7 @@ static int tee_write_packet(AVFormatContext *avf, AVPacket *pkt)
}
while(1) {
ret = av_bsf_receive_packet(bsfs, &pkt2);
ret = av_bsf_receive_packet(bsfs, pkt2);
if (ret == AVERROR(EAGAIN)) {
ret = 0;
break;
@ -592,9 +592,9 @@ static int tee_write_packet(AVFormatContext *avf, AVPacket *pkt)
break;
}
av_packet_rescale_ts(&pkt2, bsfs->time_base_out,
av_packet_rescale_ts(pkt2, bsfs->time_base_out,
avf2->streams[s2]->time_base);
ret = av_interleaved_write_frame(avf2, &pkt2);
ret = av_interleaved_write_frame(avf2, pkt2);
if (ret < 0)
break;
};