Video self research and co research held X series technical communication meeting

Video self research and co research held X series technical communication meeting
15:01, May 21, 2024 Caijing

On May 21, vivo held the "New Image Blueprint · X Series Technical Communication Meeting". Yu Meng, Vice President of Vivo and Vice President of Imaging, gave an in-depth introduction to the parallel strategy of Vivo's self research and co research, as well as the core self research technology accumulation of Blueprint Image under the Vivo Zeiss joint imaging system. Li Can, Qin Ji and Liu Yinwei, Director of Vivo's imaging products, have shared the latest technology development story behind the vivo X100 Ultra, and introduced in detail that Vivo has cultivated the mobile image track with the concept of software hardware integration, successfully achieved all-round leadership in image quality, portrait, video and other fields, and finally created a highly praised image blockbuster in the industry.

Technology accumulation leads to "blueprint image", self research+joint research to create lasting leadership

Vivo image is an open and integrated system, which is committed to creating a "humanized professional image" experience for users. Among them, the global imaging strategic cooperation between vivo and ZEISS has entered its fourth year. The two sides have jointly created the "vivo ZEISS Joint Imaging System", and launched several joint innovations with industry influence, such as ZEISS optical lens, ZEISS T * coating, ZEISS APO color difference control standard, ZEISS natural color, etc. Not long ago, the two sides signed a new joint R&D expansion agreement. In the future, they will not only continue to jointly research in the field of traditional mobile imaging, but also explore more possibilities in computational optics, future imaging and other directions.

Joint innovation is of great significance to vivo imaging. It is in the deep cooperation with ZEISS, Sony, Samsung, Howei, MediaTek, Qualcomm and other outstanding peers that Vivo imaging has achieved today's results.

With regard to the vivo self-developed blueprint image carried by the vivo X100 Ultra for the first time, Yu Meng pointed out that the blueprint image represents the cognition and technology accumulation of vivo image in key scenes, and is a collection of image technologies such as vivo self-developed sensor technology, self-developed algorithms, and self-developed image chips. Blueprint image will form the vivo blue technology matrix together with the blue chip technology stack, the blue center model, the blue ocean endurance system, and the blue river operating system to create a more scientific and technological product experience for users.

After years of accumulation, the Blueprint Image Algorithm Matrix has possessed a super moving image system that can bring users excellent portrait effects, a sky night scene system that can capture stars in hand, a Fengchi video system that can achieve excellent video capabilities, and an original image engine that can achieve basic effects beyond users' expectations based on AI big model capabilities; Vivo's important achievement in sensor research, VCS biomimetic spectrum technology, plays a key role in improving color restoration and noise suppression performance. The main camera and telephoto sensors of vivo X100 Ultra are equipped with relevant technologies based on VCS standards; As the only manufacturer that insists on developing its own image chip, vivo's self-developed blueprint image V chip is its confidence to overcome the limit of video scenes. Vivo X100 Ultra is equipped with blueprint image chip V3+, making further breakthroughs in stage video performance, and combining VSR algorithm, making the clarity and tone of stage video industry leading.

200 megapixel telephoto with clear image quality, redefining the industry's Ultra standard

A week after the launch of the vivo X100 Ultra, a comprehensive work of vivo image self research and co research technology, its Zeiss 200 million APO super long focus clear image quality still has a shocking aftereffect on the industry. According to Li Can, Director of Vivo's imaging products, the performance of the Vivo X100 Ultra's superior image quality comes from the combination of Vivo's self-developed algorithm and the industry's top optical and sensor technologies. The vivo X100 Ultra is equipped with the LYT 900 and HP9 sensors jointly developed with Sony and Samsung, and also introduces the VCS bionic spectrum technology in vivo blueprint images. By optimizing the color filter and ulens hardware structure, the QE spectrum of the sensor is improved, so that the original information of the sensor is constantly close to the information perceived by the human eye, greatly improving the color and light sensitivity of the mobile phone.

Vivo X100 Ultra's telephoto module uses fluorite glass lens FCD100, which greatly improves dispersion and meets ZEISS APO certification standards. As for optical crosstalk, Vivo's 4 * 4 HexBayer large model technology, the first in the industry, has solved the problem of complex image quality degradation caused by optical crosstalk. The integration of software and hardware has realized the dominant telephoto performance of the vivo X100 Ultra. In addition, through the innovation of software and hardware integration, the vivo X100 Ultra telephoto has further broken through to become the "king of 20 times", and the telephoto macro can also achieve 20 times equivalent 3.4:1 magnification, which is the same visual shock whether shooting far or near.

The vivo X100 Ultra also supports four vivo color styles. In addition to bright and bright "bright" colors and emphasizing the "texture" color of light and shadow, vivo has upgraded ZEISS's natural color this time, focusing on improving the dark area tone and global brightness. The industry-leading color accuracy will effectively enable medical diagnosis, e-commerce display, product design confirmation and other scenes. In addition, vivo has launched a new black and white color style, which is based on RAW domain 14bit grayscale for data processing and back-end debugging to capture delicate and rich grayscale changes and help users enjoy more pure street photography. The vivo X100 Ultra also launched the Humane Street Camera mode, which restores a humanistic camera close to the real optical experience for users, and matches four vivo color styles to easily freeze the precious moments in life.

Chase full focus portrait master takes the lead in the industry, and high-quality video shooting is unparalleled

In the field of "portrait" photography, the traditional strength of vivo, the vivo X100 series launched the full focus portrait of Zeiss in 2023. This time, the vivo X100 Ultra also continues and strengthens this advantage again. According to Qin Ji, Director of Vivo Image Products, based on the industry's strongest one inch main camera, plus Vivo's powerful image quality algorithm, the vivo X100 Ultra gives full play to the value of multi focal segment points. At the same time, it also carries the industry's strongest 85mm portrait lens, which is the only telephoto lens in the industry that fully serves the portrait, and is also a landmark product of Vivo portrait. This "the industry's strongest 85mm portrait mirror" brings super resolution of image quality, which can truly restore the details of the portrait picture. The skin texture is delicate and natural, the hair and eyelashes are clear, and the pupils are clear and bright.

In order to achieve the extreme telephoto portrait effect, vivo has also done a lot of self research and accumulation for software algorithms. For example, AI multi frame high pixel algorithm will greatly increase the amount of data processed by 300%, thus providing the ultimate portrait creation space; The AF pixel focusing function of the human eye customized for taking a good close-up of the eyes, the nearest focusing distance can reach 12cm, and the focusing fineness/granularity has increased by 30%; For the backlight scene of portrait shooting, the full link optimization is carried out from front-end debugging to back-end algorithm to achieve the optimal and intelligent backlight tone effect, and the Zeiss portrait lens package that can produce films quickly is launched, further improving the dominance of the vivo X100 Ultra full focus portrait. In addition, vivo X100 Ultra also further innovates the way of portrait photography, introduces the immersive 3D image function, and the AI four seasons portrait function based on the AI big model, which brings users a new way to play through the four seasons with one click, and reinforces Vivo's leading position in the field of portrait photography with a futuristic portrait experience.

In addition to taking photos, video is another milestone for vivo X100 Ultra to complete. Liu Yinwei, director of vivo imaging products, shared vivo's journey to the top in the video field. First of all, vivo has made a solid investment in X100 Ultra's video optics. The industry's largest one inch sensor anti shake angle is up to 2.0 °. At the same time, LYT-900 main camera and HP9 large bottom telephoto bring the recording specifications of professional video machines to mobile phones, realize the 4K 120fps upgrade capability of multiple focus segments, and support the zoom in 2X and 7.4X sensors under video recording, Three physical lenses have realized the video image quality performance of five optical level focal segments. At the same time, with the support of balanced optics, the vivo X100 Ultra has also realized the full focus section 2.8K super anti shake, full focus section 4K delay photography and other functions, making it have the video capability that is completely comparable to the iPhone.

High quality video shooting involves algorithm requirements such as depth, virtualization, beauty and color, which is a great challenge to the computing power of the platform. Vivo X100 Ultra is equipped with Vivo's self-developed blueprint image chip V3+. With the FIT dual core interconnection system, the power consumption is reduced by 80% and the performance is improved by 35%, making it possible for multi video algorithm concurrency under 4K. For core video shooting scenes such as night scenes, telephotos and portraits, vivo is also continuously laying out its own video algorithms. Self developed video combination algorithms such as HDR, RAW NR, MEMC motion estimation have achieved the effect of 4K super night vision; Under the support of self-developed video AI super division algorithm, the available zoom range within 30X is achieved for telephoto recording; The 4K video virtualization algorithm for portrait recording can make the portrait subject more prominent and the background more beautiful, and achieve industry-leading video virtualization effect. The video capture of vivo X100 Ultra also has a variety of cinematic imaging styles and supports the import of 3DCut, which has a powerful and stable video capability. It is like installing a Vlog camera into a mobile phone, making it unique in the Android camp.

Vivo is known as the "king of mobile images" in the industry. Behind this is the accumulation of Vivo's long-term efforts to promote self research of mobile images, as well as the efforts of Vivo and its top partners in the supply chain to carry out extensive technology research. Self research and joint research are like two engines of vivo image, which continuously inject innovation into vivo image, drive vivo to build a broad technological moat in image quality, portrait, video and other fields, and continue to consolidate the absolute leadership of enterprises in the mobile image industry.

Disclaimer: The content of this article is the enterprise publicity information published or reproduced on this website, which only represents the author's personal views, and has nothing to do with this website. For readers' reference only, please verify the relevant content by yourself.

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