{"id":26958,"url":"https://patchwork.libcamera.org/api/patches/26958/?format=json","web_url":"https://patchwork.libcamera.org/patch/26958/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/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":"<20260618122245.946138-26-bryan.odonoghue@linaro.org>","date":"2026-06-18T12:22:38","name":"[25/30] libcamera: software_isp: gpu_pipeline_shader_pass: Add shader DEBUG time logging","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"2415f3703ea3bc370133771ef514e428ce60581b","submitter":{"id":175,"url":"https://patchwork.libcamera.org/api/people/175/?format=json","name":"Bryan O'Donoghue","email":"bryan.odonoghue@linaro.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/26958/mbox/","series":[{"id":6005,"url":"https://patchwork.libcamera.org/api/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/26958/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/26958/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 76ADBC3330\n\tfor ;\n\tThu, 18 Jun 2026 12:23:38 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D924F656CA;\n\tThu, 18 Jun 2026 14:23:37 +0200 (CEST)","from mail-wm1-x331.google.com (mail-wm1-x331.google.com\n\t[IPv6:2a00:1450:4864:20::331])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 44DC0629CE\n\tfor ;\n\tThu, 18 Jun 2026 14:23:17 +0200 (CEST)","by mail-wm1-x331.google.com with SMTP id\n\t5b1f17b1804b1-490b4a8e28bso6380145e9.1\n\tfor ;\n\tThu, 18 Jun 2026 05:23:17 -0700 (PDT)","from inspiron14p-linux ([109.76.144.236])\n\tby smtp.gmail.com with ESMTPSA id\n\t5b1f17b1804b1-4922fa3a4easm275198015e9.3.2026.06.18.05.23.16\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tThu, 18 Jun 2026 05:23:16 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com; 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\n\tThu, 18 Jun 2026 05:23:16 -0700 (PDT)","From":"Bryan O'Donoghue ","To":"libcamera-devel@lists.libcamera.org","Cc":"bryan.odonoghue@linaro.org,\n\tpavel@ucw.cz","Subject":"[PATCH 25/30] libcamera: software_isp: gpu_pipeline_shader_pass: Add\n\tshader DEBUG time logging","Date":"Thu, 18 Jun 2026 13:22:38 +0100","Message-ID":"<20260618122245.946138-26-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 .../software_isp/gpu_pipeline_shader_pass.cpp | 10 ++++++++++\n src/libcamera/software_isp/gpu_pipeline_shader_pass.h | 4 ++++\n 2 files changed, 14 insertions(+)","diff":"diff --git a/src/libcamera/software_isp/gpu_pipeline_shader_pass.cpp b/src/libcamera/software_isp/gpu_pipeline_shader_pass.cpp\nindex d0d13eef9..57d60f50e 100644\n--- a/src/libcamera/software_isp/gpu_pipeline_shader_pass.cpp\n+++ b/src/libcamera/software_isp/gpu_pipeline_shader_pass.cpp\n@@ -57,6 +57,8 @@ int GpuIspShaderPass::process(eGLImage &eglImageIn, eGLImage &eglImageOut, uint3\n \tglViewport(0, 0, width, height);\n \tglClear(GL_COLOR_BUFFER_BIT);\n \n+\teglBenchMark_.begin(egl_);\n+\n \tglDrawArrays(GL_TRIANGLE_FAN, 0, DEBAYER_OPENGL_COORDS);\n \terr = glGetError();\n \tif (err != GL_NO_ERROR) {\n@@ -64,9 +66,17 @@ int GpuIspShaderPass::process(eGLImage &eglImageIn, eGLImage &eglImageOut, uint3\n \t\treturn -ENODEV;\n \t}\n \n+\teglBenchMark_.end(egl_);\n+\n \treturn 0;\n }\n \n+void GpuIspShaderPass::printShaderBenchMark(void)\n+{\n+\tLOG(GpuShaderPass, Debug) <<\n+\t \"ShaderPass = \" << this->name() << \" took \" << eglBenchMark_.getTimeElapsedSync(egl_) / 1000 << \" us\";\n+}\n+\n int GpuIspShaderPass::start()\n {\n \treturn 0;\ndiff --git a/src/libcamera/software_isp/gpu_pipeline_shader_pass.h b/src/libcamera/software_isp/gpu_pipeline_shader_pass.h\nindex a329845ee..0cff531e9 100644\n--- a/src/libcamera/software_isp/gpu_pipeline_shader_pass.h\n+++ b/src/libcamera/software_isp/gpu_pipeline_shader_pass.h\n@@ -74,8 +74,12 @@ public:\n \t */\n \tGLint glFormat_;\n \n+\tvoid initShaderBenchMark(void) { eglBenchMark_.init(); }\n+\tvoid printShaderBenchMark(void);\n+\n protected:\n \teGL& egl_;\n+\teGLBenchMark eglBenchMark_;\n \n \t/* Shader calculates this getter provides ability to interrogate if needed */\n \tunsigned int bytesPerPixel_;\n","prefixes":["25/30"]}