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([45.32.55.39]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-23de4345e6bsm92622375ad.192.2025.07.14.07.46.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 14 Jul 2025 07:46:28 -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, liujianfeng1994@gmail.com, 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: Mon, 14 Jul 2025 22:46:10 +0800 Message-ID: <20250714144610.258372-1-liujianfeng1994@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <2229133.irdbgypaU6@trenzalore> References: <2229133.irdbgypaU6@trenzalore> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250714_074630_194293_5E8913A1 X-CRM114-Status: GOOD ( 10.76 ) 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 Detlev, On Mon, 14 Jul 2025 09:35:19, Detlev Casanova wrote: >>From the linked code, the max size is hard coded to 1920x1088. >The driver sets the frame size type to V4L2_FRMSIZE_TYPE_CONTINUOUS, so the >snippet you pointed to doesn't update the values for max/min. See [2] for the >discussion about using V4L2_FRMSIZE_TYPE_CONTINUOUS. You are right, the code of chromium should be fixed for frame size type V4L2_FRMSIZE_TYPE_CONTINUOUS. >> 2, Playing H264 videos ends up with green screen. > >Can you elaborate a bit ? What videos ? >Is that on both SoCs ? >Is there any logs in dmesg ? I am playing a 1080p h264 BBB video[1]. There is no error logs from both chromium and dmesg, but there is only frames refreshing at the top left corner while the other part of place is green. This happens on both rk3399 and rk3588. I have checked that this issue is not introduced by your series. After reverting this commit[2] which adds Support High 10 and 4:2:2 profiles, chromium can play video well on rk3399. I will investigate further. [1] https://mirrors.tuna.tsinghua.edu.cn/blender/demo/movies/BBB/bbb_sunflower_1080p_60fps_normal.mp4.zip [2] https://github.com/torvalds/linux/commit/5e1ff2314797bf53636468a97719a8222deca9ae Best regards Jianfeng