ASPRS LAS 1.5 Specification

Contents:

• 1. Introduction
  • 1.1. Purpose, Scope, and Applicability
    • 1.1.1. LAS 1.5 Revision History
    • 1.1.2. Comparison of LAS 1.5 to Previous Versions
  • 1.2. Conformance
  • 1.3. Authority
    • 1.3.1. ASPRS
    • 1.3.2. OGC
  • 1.4. Official LAS Wiki
• 2. LAS Format Definition
  • 2.1. Legacy Compatibility (LAS 1.1 - LAS 1.3)
  • 2.2. Data Types
  • 2.3. Public Header Block
  • 2.4. Variable Length Records (VLRs)
  • 2.5. Point Data Records
    • 2.5.1. Point Data Record Format 6
    • 2.5.2. Point Data Record Format 7
    • 2.5.3. Point Data Record Format 8
    • 2.5.4. Point Data Record Format 9
    • 2.5.5. Point Data Record Format 10
  • 2.6. Extended Variable Length Records (EVLRs)
    • 2.6.1. Legacy Compatibility for EVLRs
• 3. Coordinate Reference System
  • 3.1. OGC Coordinate System WKT Record (Required)
  • 3.2. OGC Math Transform WKT Record (Optional)
• 4. Optional VLR Definitions
  • 4.1. Classification Lookup (Deprecated)
  • 4.2. Text Area Description
  • 4.3. Extra Bytes
  • 4.4. Superseded
  • 4.5. Waveform Packet Descriptor
• 5. Defined Extended Variable Length Records (EVLRs)
  • 5.1. Waveform Data Packets
• 6. LAS Domain Profiles
  • 6.1. LAS Domain Profile Description