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([111.172.109.98]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74eb9dd7140sm8810149b3a.24.2025.07.13.07.25.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 13 Jul 2025 07:25:23 -0700 (PDT) From: Jianfeng Liu To: detlev.casanova@collabora.com Cc: heiko@sntech.de, kernel@collabora.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-rockchip@lists.infradead.org, mchehab@kernel.org, nicolas.dufresne@collabora.com, nicolas.frattaroli@collabora.com Subject: Re:[PATCH 00/12] media: rkvdec: Add support for VDPU381 and VDPU383 Date: Sun, 13 Jul 2025 22:25:14 +0800 Message-ID: <20250713142514.56742-1-liujianfeng1994@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250708151946.374349-1-detlev.casanova@collabora.com> References: <20250708151946.374349-1-detlev.casanova@collabora.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250713_072524_906448_92D506F1 X-CRM114-Status: UNSURE ( 8.68 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, On Tue, 8 Jul 2025 11:19:33 -0400, Detlev Casanova wrote: >As there is a considerable part of the code that can be shared with the >already supported rkvdec decoder driver, the support for these variants >is added here rather than writing a new driver. I have tested the new series on rk3588 and rk3399 with chromium. Since the HEVC decoder need EXT_SPS_RPS related patches, I ony test the H264 decoder. There are two issues: 1, The decoder max size is detected 1920x1088, which should be the fallback size when queryig VIDIOC_ENUM_FRAMESIZES[1]. 2, Playing H264 videos ends up with green screen. These above issues don't happen with the old rkvdec2 series. [1] https://github.com/chromium/chromium/blob/138.0.7204.92/media/gpu/v4l2/v4l2_utils.cc#L520-L533 Best regards, Jianfeng