Better G3Reader.tell() method #172
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arahlin
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Implement a byte counter as a boost istream filter to avoid buffering in the kernel. This should speed up read IO for frame indexing.
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nwhitehorn
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Jan 23, 2025
nwhitehorn
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Jan 23, 2025
| G3Reader(std::vector<std::string> filenames, int n_frames_to_read = -1, | ||
| float timeout = -1., bool track_filename = false, | ||
| size_t buffersize = 1024*1024); | ||
| size_t buffersize = 1024*1024, bool counter = false); |
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Does counter = true cause a measurable performance drop? Or can we just make it always be on, the way it is for the writer?
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Testing actually indicates that this counter introduces a measurable performance drop, so we may need a different approach here.
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Implement a byte counter as a boost istream filter to avoid buffering in the kernel. This should speed up read IO for frame indexing.