Method find_key

external/basisu/transcoder/basisu_transcoder.cpp:16935–16942

	}

	const basisu::uint8_vec* ktx2_transcoder::find_key(const std::string& key_name) const
	{
		for (uint32_t i = 0; i < m_key_values.size(); i++)
			if (strcmp((const char *)m_key_values[i].m_key.data(), key_name.c_str()) == 0)
				return &m_key_values[i].m_value;

		return nullptr;
	}
	
	bool ktx2_transcoder::start_transcoding()
	{