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nxwhite-str authored* Add cmake option to use external libjpeg on Mac OS * Add adjust_threshold to python object detector * Add cmake option to use external libjpeg on Mac OS * Add adjust_threshold to python object detector * Revert "Add cmake option to use external libjpeg on Mac OS" This reverts commit 01f7fd13ea3f2b519312900333f9b68847fd1633. * Update detector example to set adjust_threshold b53e9cf0