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avformat/teeproto: setup max_packet_size
It's the minimum of all child protocols max_packet_size. Can be used like this: ffmpeg -re -i cctv.mp4 -c copy -f mpegts \ -protocol_whitelist 'tee,file,udp' \ 'tee:out.ts|udp://127.0.0.1:6666?pkt_size=1316' Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
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@ -131,6 +131,18 @@ loop_fail:
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h->is_streamed |= c->child[i].url_context->is_streamed;
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}
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h->max_packet_size = 0;
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for (i = 0; i < c->child_count; i++) {
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int max = c->child[i].url_context->max_packet_size;
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if (!max)
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continue;
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if (!h->max_packet_size)
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h->max_packet_size = max;
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else if (h->max_packet_size > max)
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h->max_packet_size = max;
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}
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return 0;
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fail:
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tee_close(h);
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