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Explore hardware-accelerated video decoding integration with display stacks in this conference talk. Learn about Bootlin's crowdfunding campaign to develop upstream Linux kernel support for Allwinner platforms' video processing units (VPUs). Discover the challenges faced in implementing the new V4L2 Request API, creating the cedrus driver, and developing userspace components. Gain insights into the complexities of integrating decoded frames with various display pipelines, and understand the lessons learned from this experience in advancing Linux support for hardware video decoding.
