How Apple TV supports HDR at home

At the 2017 Apple Autumn New Product Launch Conference held on September 13th, Beijing time, besides the highly anticipated iPhone X and the release of a new generation of Apple Watch, Apple also launched a new version of the Apple TV TV set-top box. Its biggest improvement is support. 4K resolution output, and HDR high quality.

It must be said that with the rapid development of the television industry in these two years, television has begun to return to its origin, and the quality of the picture has once again become the focus of manufacturers and users. Even Apple, the “big mobile phone”, has been eyeing this hot scent. After that, the new standards represented by Dolby Vision and HDR10 have also been thrown into the sky. With hundreds of millions of domestic users craving for high-definition HDR content, domestic hardware and software vendors have long been unable to hold back. They have already laid out the layout in terms of both content and hardware. However, as consumers, we are seeing fierce strangulation. At the same time, does it really understand what exactly is HDR or Dolby Vision?

Same as HDR, Dolby Vision and HDR10 are different

HDR (High-Dynamic Range, high dynamic range image) is not something new. For HDR cameras and digital cameras, shooting equipment will quickly take multiple photos with different exposure values ​​and combine them. For one, this allows the user to obtain more visible and detailed photos in the dark and light areas.

TV HDR is more of a standard, or a format. HDR can increase the tolerance of the picture, the highlights will not be too bright and even pale, and the bleak part will not be dead and lose details. HDR technology can restore images closer to the dynamic range of the human eye and achieve a more realistic viewing experience. HDR has also become a new technology form pushed by TV manufacturers in recent years.

Currently there are two HDR technology standards on the market, namely Dolby Vision and HDR10. The common point between the two is that they are all "hard solutions" and require the support of chips. Therefore, special chips must be built in the television/set top box. The difference is that Dolby Vision has better picture quality than HDR10, but in fact it is not a contest between HDR10 and Dolby Vision. On the contrary, Dolby Vision supports HDR10. Achieve wider compatibility.


In simple terms, Dolby Vision supports HDR10 for greater compatibility and creates better high-quality Blu-ray quality, and Dolby Vision offers universal HDR playback That is, if the TV can play Dolby Vision content, it can also play HDR10 content, and vice versa. Dolby Vision is also the only HDR technology that can be applied to both cinema and home.

There have been media trials using Netflix's TV drama sources, one on a Dolby Vision-enabled TV, and one connected via a HDD10-only set-top box to compare HDR effects. The results show that HDR images using Dolby Vision have clearer details of HDD than HDR10 HDR images, and they have higher color richness, more vivid colors, and a higher dynamic range effect.

In 2016, LG and US-branded VIZIO (who was previously unsuccessfully acquired by LeTV as a wholly-owned purchase) first supported Dolby Vision, and consumers began to realize Dolby Vision. Dolby Vision also announced downward compatibility with HDR10, which means that Dolby Vision certified devices will naturally support HDR10 format movies.

With breathtaking brightness, contrast and color, Dolby Vision is poised to revolutionize the viewing experience in cinema and television. At present, domestic hardware and software vendors are also actively working together and working together to enable domestic consumers to enjoy Dolby Vision technology at home.

China's hardware and software vendors to preemptive layout, together to bring visual and audio shock to the Chinese audience

Apple’s launch of the new Apple TV and iPhone supporting the HDR technology for the North American market is bound to lead the market once again, heralding that HDR-enabled devices will be popular in Europe and the United States, and the corresponding content reserves will increase accordingly. Dolby Vision technology has been used to produce films that have continued to grow, including Star Wars: The Force Awakens, Wonder Woman, and more.

Overseas, Dolby Vision technology has been supported on three mainstream streaming platforms, including Amazon, Netflix and VUDU. The platform will proactively detect the compatibility of the playback device. If the monitor supports Dolby Vision, the Dolby Vision logo will be displayed; if the monitor only supports HDR10, the HDR10 logo will be displayed.

Well, what I want to say is that the situation in the Chinese market is not worse than abroad at all, and it even exceeds foreign countries!

On the hardware side, domestic TV makers have already added support for HDR standards such as Dolby Vision in their latest products. For example, Skyworth launched the S9-I and S9D models in April last year. In addition to introducing advanced Dolby Vision HDR technology, it also pioneered the popularity of 4K OLED TVs. OLED TV's natural black, high contrast, precise color, and wide viewing angle all make it possible to create a better match with Dolby Vision.


In terms of content, the new version of Apple TV does not sell to the Chinese market. HDR has a rich source of foreign video streaming services. Chinese viewers are not directly enjoying the enjoyment. There have been reports that Dolby Vision is expected to buy and install the decoder chip. After the 4K TV, it will only face the "chip shortage."

But all this is not a problem at home. Tencent is actively working to change the situation. Since 2016, Tencent has been committed to providing full-HD and even 4K quality sources.

As early as April 2016, Tencent Video entered into a partnership with Warner Bros. Entertainment Inc. in the United States to exclusively introduce Warner Bros. 4K+HDR quality library films and 2016 films. Warner Bros. is a "big client" of Dolby Vision technology. HDR HD movies they shoot have provided copies of Dolby Vision technology since 2016.

On January 20 of this year, Tencent Video and Warner collaborated to formally announce the introduction of Hollywood films produced using Dolby Vision technology. These films are from Warner Bros. movies, including "Batman vs. Superman: Justice Dawn," "The Lego Movie," "The Edge of Tomorrow," "Jupiter's Up," and "The Great Gatsby." , "The Last Days Collapse," "Superman: The Iron and Steel," "The Pacific Rim," and "The Night's Enemies."


With the cooperation of Tencent Video and Skyworth, it is easy to solve the need for consumers to watch HDR content. A Skyworth model that supports Dolby Vision technology, plus the built-in Tencent video TV, can be seen The Dolby Vision version of the above video allows consumers to enjoy the sound and picture effects of a comparable cinema at home. In order to benefit more audiences who only support HDR10, Tencent Video TV is also planning to convert some videos to HDR10 format, which will bring viewers a HDR experience. And more viewers who are still full of ideas may choose to support Dolby Vision's higher-end hardware.

At present, Tencent has become the largest platform for providing HDR content in China, and will continue to enrich the 4K+HDR film library. This not only saved sufficient ammunition for the next stage of competition, but also made Tencent the best "Chinese partner" for overseas hardware manufacturers to develop in China. Tencent will not become the preferred partner for the development of Apple TV in China and it is unknown. It.

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