SAD Functions

These functions evaluate sum of absolute difference (SAD) between current and predicted blocks.

• SAD16x16
  Evaluates sum of absolute difference between current and reference 16X16 blocks.
• SAD16x16xN, SAD16x16xNI
  Evaluates sum of absolute difference between current and reference 16x16xN and 16x16xNI blocks.
• SAD16x8
  Evaluates sum of absolute difference between current and reference 16X8 blocks.
• SAD8x16
  Evaluates sum of absolute difference between current and reference 8X16 blocks.
• SAD8x8
  Evaluates sum of absolute difference between current and reference 8X8 blocks.
• SAD8x8xN, SAD8x8xNI
  Evaluates sum of absolute difference between current and reference 8x8xN and 8x8xNI blocks.
• SAD8x4
  Evaluates sum of absolute difference between current and reference 8X4 blocks.
• SAD4x8
  Evaluates sum of absolute difference between current and reference 4X8 blocks.
• SAD4x4
  Evaluates sum of absolute difference between current and reference 4X4 blocks.
• SAD4x4xN, SAD4x4xNI
  Evaluates sum of absolute difference between current and reference 4x4xN and 4x4xNI blocks.
• SAD16x16Blocks8x8
  Evaluates four partial sums of absolute differences between current and reference 16X16 blocks.
• SAD16x16Blocks4x4
  Evaluates 16 partial sums of absolute differences between current and reference 16X16 blocks.
• SATD16x16
  Evaluates sum of absolute transformed differences between current and reference 16X16 blocks using 4x4 transform.
• SATD16x8
  Evaluates sum of absolute transformed differences between current and reference 16X8 blocks using 4x4 transform.
• SATD8x16
  Evaluates sum of absolute transformed differences between current and reference 8X16 blocks using 4x4 transform.
• SATD8x8
  Evaluates sum of absolute transformed differences between current and reference 8X8 blocks using 4x4 transform.
• SATD8x4
  Evaluates sum of absolute transformed differences between current and reference 8X4 blocks using 4x4 transform.
• SATD4x8
  Evaluates sum of absolute transformed differences between current and reference 4X8 blocks using 4x4 transform.
• SATD4x4
  Evaluates sum of absolute transformed differences between current and reference 4X4 blocks.
• SAT8x8D
  Evaluates sum of absolute transformed differences between current and reference 8X8 blocks using 8x8 transform.
• FrameFieldSAD16x16
  Calculates SAD between field lines and SAD between frame lines of block 16x16.

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