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[FBcode->GH] Set pytorch vision decoder probesize for getting stream info based on… #6950

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Merged
YosuaMichael merged 2 commits into from
Nov 14, 2022
Merged

[FBcode->GH] Set pytorch vision decoder probesize for getting stream info based on… #6950

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Set pytorch vision decoder probesize for getting stream info based on…
Nov 3, 2022
172db25
Merge branch 'main' into cherrypick-6900
YosuaMichael Nov 14, 2022
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2 changes: 2 additions & 0 deletions torchvision/csrc/io/decoder/decoder.cpp
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Expand Up @@ -312,6 +312,8 @@ bool Decoder::init(
}
}

av_dict_set_int(&options, "probesize", params_.probeSize, 0);

interrupted_ = false;

// ffmpeg avformat_open_input call can hang if media source doesn't respond
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6 changes: 6 additions & 0 deletions torchvision/csrc/io/decoder/defs.h
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Expand Up @@ -213,6 +213,12 @@ struct DecoderParameters {

// Skip packets that fail with EPERM errors and continue decoding.
bool skipOperationNotPermittedPackets{false};

// probing size in bytes, i.e. the size of the data to analyze to get stream
// information. A higher value will enable detecting more information in case
// it is dispersed into the stream, but will increase latency. Must be an
// integer not lesser than 32. It is 5000000 by default.
int64_t probeSize{5000000};
};

struct DecoderHeader {
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