{"id":26954,"url":"https://patchwork.libcamera.org/api/1.1/patches/26954/?format=json","web_url":"https://patchwork.libcamera.org/patch/26954/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260618122245.946138-22-bryan.odonoghue@linaro.org>","date":"2026-06-18T12:22:34","name":"[21/30] libcamera: software_isp: egl: Add createOutputTexture2D","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"e15ab132f39bdad86a54b26d84bec9349ae2b43f","submitter":{"id":175,"url":"https://patchwork.libcamera.org/api/1.1/people/175/?format=json","name":"Bryan O'Donoghue","email":"bryan.odonoghue@linaro.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/26954/mbox/","series":[{"id":6005,"url":"https://patchwork.libcamera.org/api/1.1/series/6005/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=6005","date":"2026-06-18T12:22:13","name":"RFC/RFT: gpuisp: Multipass with speed optimisations on top","version":1,"mbox":"https://patchwork.libcamera.org/series/6005/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/26954/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/26954/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 55BE2C3323\n\tfor ;\n\tThu, 18 Jun 2026 12:23:34 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 5FBAE656CA;\n\tThu, 18 Jun 2026 14:23:33 +0200 (CEST)","from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com\n\t[IPv6:2a00:1450:4864:20::42a])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 5FFB5629B6\n\tfor ;\n\tThu, 18 Jun 2026 14:23:14 +0200 (CEST)","by mail-wr1-x42a.google.com with SMTP id\n\tffacd0b85a97d-4631679f204so858905f8f.0\n\tfor ;\n\tThu, 18 Jun 2026 05:23:14 -0700 (PDT)","from inspiron14p-linux ([109.76.144.236])\n\tby smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-4922fa3a4easm275198015e9.3.2026.06.18.05.23.13\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 18 Jun 2026 05:23:13 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com; 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\n\tThu, 18 Jun 2026 05:23:13 -0700 (PDT)","From":"Bryan O'Donoghue ","To":"libcamera-devel@lists.libcamera.org","Cc":"bryan.odonoghue@linaro.org,\n\tpavel@ucw.cz","Subject":"[PATCH 21/30] libcamera: software_isp: egl: Add\n\tcreateOutputTexture2D","Date":"Thu, 18 Jun 2026 13:22:34 +0100","Message-ID":"<20260618122245.946138-22-bryan.odonoghue@linaro.org>","X-Mailer":"git-send-email 2.54.0","In-Reply-To":"<20260618122245.946138-1-bryan.odonoghue@linaro.org>","References":"<20260618122245.946138-1-bryan.odonoghue@linaro.org>","MIME-Version":"1.0","Content-Transfer-Encoding":"8bit","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"","List-Unsubscribe":",\n\t","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n\t","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"Signed-off-by: Bryan O'Donoghue \n---\n include/libcamera/internal/egl.h | 1 +\n src/libcamera/egl.cpp | 16 ++++++++++++++++\n 2 files changed, 17 insertions(+)","diff":"diff --git a/include/libcamera/internal/egl.h b/include/libcamera/internal/egl.h\nindex 182a4dc55..d3749d2e7 100644\n--- a/include/libcamera/internal/egl.h\n+++ b/include/libcamera/internal/egl.h\n@@ -107,6 +107,7 @@ public:\n \tint createInputDMABufTexture2D(eGLImage &eglImage, int fd);\n \tint createOutputDMABufTexture2D(eGLImage &eglImage, int fd);\n \tvoid createInputTexture2D(eGLImage &eglImage, void *data);\n+\tvoid createOutputTexture2D(eGLImage &eglImage);\n \n \tint attachTextureToFBO(eGLImage &eglImage);\n \ndiff --git a/src/libcamera/egl.cpp b/src/libcamera/egl.cpp\nindex ffaa6bc49..8d135e092 100644\n--- a/src/libcamera/egl.cpp\n+++ b/src/libcamera/egl.cpp\n@@ -297,6 +297,22 @@ void eGL::createInputTexture2D(eGLImage &eglImage, void *data)\n \tglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);\n }\n \n+/**\n+ * \\brief Create a 2D texture attached to an FBO for render-to-texture\n+ * \\param[in,out] eglImage EGL image to associate with the texture\n+ * \\param[in] format OpenGL internal format (e.g., GL_RGB, GL_RGBA)\n+ *\n+ * Creates a 2D texture in VRAM. The texture\n+ * is configured with nearest filtering and clamp-to-edge wrapping. This\n+ * is useful for uploading static data like lookup tables or uniform color\n+ * matrices to the GPU.\n+ */\n+void eGL::createOutputTexture2D(eGLImage &eglImage)\n+{\n+\tcreateInputTexture2D(eglImage, NULL);\n+\tattachTextureToFBO(eglImage);\n+}\n+\n /**\n * \\brief Initialise the EGL context\n *\n","prefixes":["21/30"]}