findBox()

fl::size fl::anonymous_namespace{mp4_parser.cpp.hpp}::findBox	(	fl::span< const fl::u8 >	data,
		fl::size	start,
		fl::size	end,
		const char *	type )

Definition at line 33 of file mp4_parser.cpp.hpp.

                                                                                                 {
    fl::size pos = start;
    while (pos + 8 <= end) {
        bool ok = true;
        fl::u32 boxSize = readU32BE(data, pos, ok);
        if (!ok || boxSize < 8) break;
        if (boxIs(data, pos + 4, type)) return pos;
        pos += boxSize;
    }
    return fl::size(-1); // not found
}

References boxIs(), fl::adl_barrier::end(), findBox(), fl::FL_NO_EXCEPT, pos, and readU32BE().

Referenced by findBox().

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