About the Apple ProRes 422 Codec

The Apple ProRes 422 codec is a high-quality 10-bit 4:2:2 video codec designed for demanding post-production workflows. Both SD and HD resolutions are supported at two quality levels—standard and high. All standard frame rates are available:

23.98, 25, 29.97, 50, and 59.94 fps. The standard-quality format is called Apple ProRes 422 and the high-quality format is called Apple ProRes 422 (HQ).

The following Apple ProRes 422 codec formats are available in both high and standard quality.

Format

Frame dimensions

Frame rate

Scanning method

1080i

1440 x 1080

25, 29.97, and 30 fps

Interlaced

 

1920 x 1080

 

 

 

 

 

 

1080p

1440 x 1080

23.98, 24, 25, 29.97, and

Progressive

 

1920 x 1080

30 fps

 

 

 

 

 

720p

1280 x 720

23.98, 24, 25, 29.97, 30,

Progressive

 

960 x 720

50, 59.94, and 60 fps

 

 

 

 

 

486i (NTSC)

720 x 486

29.97 fps

Interlaced

486p

 

 

Progressive

 

 

 

 

576i (PAL)

720 x 576

25 fps

Interlaced

576p

 

 

Progressive

 

 

 

 

The Apple ProRes 422 codec uses variable bit rate (VBR) encoding. The actual bit rate depends on the dimensions, frame rate, image complexity, and quality you are using. The following table shows several sample bit rates.

Format

Frame dimensions

Average bit rate

Average bit rate

(high quality)

(standard quality)

1080i60, 1080p30

1920 x 1080

2201 Mbps

1472 Mbps

720p60

1280 x 720

 

 

 

 

 

 

1080p24

1920 x 1080

176 Mbps

117 Mbps

 

 

 

 

720p50

1280 x 720

184 Mbps

122 Mbps

 

 

 

 

720p30

1280 x 720

110 Mbps

73 Mbps

 

 

 

 

720p24

1280 x 720

88 Mbps

58 Mbps

 

 

 

 

486i60

720 x 486

63 Mbps

42 Mbps

486p30

 

 

 

 

 

 

 

576i50

720 x 576

61 Mbps

41 Mbps

576p25

 

 

 

1247.5 Mbps is the maximum data rate allowed.

2165 Mbps is the maximum data rate allowed.

Preface About High Definition and Broadcast Formats

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Apple 6 manual About the Apple ProRes 422 Codec, Format Frame dimensions Frame rate Scanning method
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6 specifications

The Apple iPhone 6, released in September 2014, marked a significant evolution in Apple's smartphone lineup. This model introduced a larger screen and a sleeker design, setting the stage for future devices in the iPhone series.

One of the most notable features of the iPhone 6 was its display. With a 4.7-inch Retina HD screen, the iPhone 6 offered a resolution of 1334 x 750 pixels, delivering vibrant colors and sharp images. This screen size was a departure from previous models, appealing to users who favored larger displays for better viewing experiences, whether for gaming, watching videos, or browsing the web.

The design of the iPhone 6 was another highlight. It featured a slim, curved aluminum body that not only made it more aesthetically pleasing but also improved its ergonomics. Weighing just 129 grams, the phone was light yet robust. The placement of volume buttons, the power button, and the headphone jack was thoughtfully designed to enhance usability.

Under the hood, the iPhone 6 was powered by the A8 chip, a 64-bit dual-core processor that offered impressive performance and energy efficiency. Coupled with the M8 motion coprocessor, the device could effectively handle demanding apps and services while optimizing battery life, providing users with a smooth experience throughout the day.

The camera capabilities of the iPhone 6 were also advanced for its time. It featured an 8-megapixel rear camera with optical image stabilization and a f/2.2 aperture, allowing for clearer low-light photography. The front-facing camera was improved as well, offering a 1.2-megapixel resolution and support for 720p HD video, making it great for selfies and video calls.

Connectivity options included LTE support, enabling faster download speeds, and Wi-Fi calling, which allowed users to make calls over Wi-Fi networks, enhancing communication in areas with poor cellular coverage. The iPhone 6 also introduced the Apple Pay feature, allowing users to make secure transactions using their devices.

In terms of software, the iPhone 6 originally came with iOS 8, which boasted new features such as HealthKit and HomeKit, further integrating technology into daily life. Regular software updates ensured that users could enjoy the latest features and security enhancements well into the device's lifecycle.

Overall, the iPhone 6 distinguished itself with a combination of innovative design, powerful performance, and a user-friendly experience, solidifying Apple's position in the smartphone market and paving the way for future iterations in the iPhone lineup.
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