Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 4, the block height of 4, and a bit rate of 8.0 bits per pixel.

SDKs

- iOS 8.0+
- tvOS 9.0+

Framework

- Metal

Enumeration Case# MTLPixelFormat.astc_4x4_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 4, the block height of 4, and a bit rate of 8.0 bits per pixel.

SDKs

- iOS 8.0+
- tvOS 9.0+

Framework

- Metal

`case astc`_4x4_srgb

Compressed format using ASTC compression low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 4, the block height of 4, and a bit rate of 8.0 bits per pixel.

`case astc`_5x4_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 5, the block height of 4, and a bit rate of 6.4 bits per pixel.

`case astc`_5x5_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 5, the block height of 5, and a bit rate of 5.12 bits per pixel.

`case astc`_6x5_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 6, the block height of 5, and a bit rate of 4.27 bits per pixel.

`case astc`_6x6_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 6, the block height of 6, and a bit rate of 3.56 bits per pixel.

`case astc`_8x5_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 8, the block height of 5, and a bit rate of 3.2 bits per pixel.

`case astc`_8x6_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 8, the block height of 6, and a bit rate of 2.67 bits per pixel.

`case astc`_8x8_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 8, the block height of 8, and a bit rate of 2.0 bits per pixel.

`case astc`_10x5_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 10, the block height of 5, and a bit rate of 2.56 bits per pixel.

`case astc`_10x6_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 10, the block height of 6, and a bit rate of 2.13 bits per pixel.

`case astc`_10x8_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 10, the block height of 8, and a bit rate of 1.6 bits per pixel.

`case astc`_10x10_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 10, the block height of 10, and a bit rate of 1.28 bits per pixel.

`case astc`_12x10_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 12, the block height of 10, and a bit rate of 1.07 bits per pixel.

`case astc`_12x12_srgb

Compressed format using ASTC compression with low-dynamic range content and conversion between sRGB and linear space. The image is encoded with the block width of 12, the block height of 12, and a bit rate of 0.89 bits per pixel.

`case astc`_5x4_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 5, the block height of 4, and a bit rate of 6.4 bits per pixel.

`case astc`_5x5_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 5, the block height of 5, and a bit rate of 5.12 bits per pixel.

`case astc`_6x5_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 6, the block height of 5, and a bit rate of 4.27 bits per pixel.

`case astc`_6x6_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 6, the block height of 6, and a bit rate of 3.56 bits per pixel.

`case astc`_8x5_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 8, the block height of 5, and a bit rate of 3.2 bits per pixel.

`case astc`_8x6_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 8, the block height of 6, and a bit rate of 2.67 bits per pixel.

`case astc`_8x8_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 8, the block height of 8, and a bit rate of 2.0 bits per pixel.

`case astc`_10x5_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 10, the block height of 5, and a bit rate of 2.56 bits per pixel.

`case astc`_10x6_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 10, the block height of 6, and a bit rate of 2.13 bits per pixel.

`case astc`_10x8_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 10, the block height of 8, and a bit rate of 1.6 bits per pixel.

`case astc`_10x10_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 10, the block height of 10, and a bit rate of 1.28 bits per pixel.

`case astc`_12x10_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 12, the block height of 10, and a bit rate of 1.07 bits per pixel.

`case astc`_12x12_ldr

Compressed format using ASTC compression with low-dynamic range content that is encoded with the block width of 12, the block height of 12, and a bit rate of 0.89 bits per pixel.