{"id":9481,"url":"https://patchwork.libcamera.org/api/1.1/patches/9481/?format=json","web_url":"https://patchwork.libcamera.org/patch/9481/","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":"<20200904084316.7319-2-show.liu@linaro.org>","date":"2020-09-04T08:43:12","name":"[libcamera-devel,v5,1/4] qcam: add OpenGL shader code as Qt resource","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"410a90a138a9a612772ab383bc0d361beaff0205","submitter":{"id":24,"url":"https://patchwork.libcamera.org/api/1.1/people/24/?format=json","name":"Show Liu","email":"show.liu@linaro.org"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/9481/mbox/","series":[{"id":1262,"url":"https://patchwork.libcamera.org/api/1.1/series/1262/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=1262","date":"2020-09-04T08:43:11","name":"qcam: accelerate format conversion by OpenGL shader","version":5,"mbox":"https://patchwork.libcamera.org/series/1262/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/9481/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/9481/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 92944BE174\n\tfor ;\n\tFri, 4 Sep 2020 08:43:42 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 5E72662901;\n\tFri, 4 Sep 2020 10:43:42 +0200 (CEST)","from mail-pl1-x643.google.com (mail-pl1-x643.google.com\n\t[IPv6:2607:f8b0:4864:20::643])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id 896B160371\n\tfor ;\n\tFri, 4 Sep 2020 10:43:40 +0200 (CEST)","by mail-pl1-x643.google.com with SMTP id h2so852196plr.0\n\tfor ;\n\tFri, 04 Sep 2020 01:43:40 -0700 (PDT)","from localhost.localdomain (211-20-20-223.HINET-IP.hinet.net.\n\t[211.20.20.223]) by smtp.gmail.com with ESMTPSA id\n\ta6sm5202148pgt.70.2020.09.04.01.43.37\n\t(version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256);\n\tFri, 04 Sep 2020 01:43:38 -0700 (PDT)"],"Authentication-Results":"lancelot.ideasonboard.com;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=linaro.org header.i=@linaro.org\n\theader.b=\"JfU1hyvc\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references\n\t:mime-version:content-transfer-encoding;\n\tbh=c7W/TtOm2ltTdBzHZD8YHrJ6G0+toxHFvdCTp2LmP8M=;\n\tb=JfU1hyvc2nspDymilGrF4jAxQQnWkP0IbHnw3TdO7n7Ata+Cudy1/sRLtdUKgCIglr\n\td7HvUOr9T9dqy/7X2V3iXUutKgD0LpHQac8E2HlSOB2/Qku1tuQBKdqmkJMgFwSXH+bJ\n\txE4gQLEDKG2HjMYA1w559Di08DV+4L+ydroCfta/qLeFzA4MIG0lUOm+t2Qd4ypSLayI\n\tmHUgL0iEe7RnyCDIJmxjHlH6hmrdEYFWtNOiAtPsZqNMAm5186xmGmFrOS1O+Mys9GQP\n\tawsHQvpLyiP+CzFeHw2vYhZE+S4k7NRUNCr8LzVpOlv4XuwXtAD9FkdGFqf4z1J8Bbkh\n\tCP0A==","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to\n\t:references:mime-version:content-transfer-encoding;\n\tbh=c7W/TtOm2ltTdBzHZD8YHrJ6G0+toxHFvdCTp2LmP8M=;\n\tb=AIJiXxKYxhjYdzs8+rIGXylyQ16dqmN2UO9xw08Fyk5Az28LQ85n+3RlB1kfj/i78W\n\t+N82Wgg+7gJxcPlJHRkKCSa+DU5a5GjByETQYm+xAzCaDXhFWKixTsjpg5/GicUYSw4S\n\tt2dxSNs891FZ/d1ViNSDBCYXrg3NWiSFHySHudHnc+A+0gY2Kkg4/rLq8IU7unCcrb0S\n\tpaxR8bflKvkUOm27wtm6p0pHr+asAM807RGLybY8B1JF/PhP6Krhz7FfGwYSAQtrXZsS\n\ty7yWJJNx9s/s6XCz7T2i15HF6hacKZoolwimZifdDjGxWLXKL+1v/Q0kXkRALK/5JfeE\n\t6+6g==","X-Gm-Message-State":"AOAM533thVj7E2ZNz7lTA+s2uMeEHZfSpF3aKKMU9H9ENbOBJ9tu5rgw\n\tZM4pZ9nCaFLVs175KK9cUfcHRYEJhrRB8A==","X-Google-Smtp-Source":"ABdhPJxA0e7jFaBu59bATaPS0+ZPwoSQthP5VDkBR5jDqjIqFwbKLQeQkWxOA6rTpSiCJOAQ2lUSJg==","X-Received":"by 2002:a17:902:d68f:: with SMTP id\n\tv15mr7879682ply.251.1599209018478; \n\tFri, 04 Sep 2020 01:43:38 -0700 (PDT)","From":"Show Liu ","To":"libcamera-devel@lists.libcamera.org","Date":"Fri, 4 Sep 2020 16:43:12 +0800","Message-Id":"<20200904084316.7319-2-show.liu@linaro.org>","X-Mailer":"git-send-email 2.20.1","In-Reply-To":"<20200904084316.7319-1-show.liu@linaro.org>","References":"<20200904084316.7319-1-show.liu@linaro.org>","MIME-Version":"1.0","Subject":"[libcamera-devel] [PATCH v5 1/4] qcam: add OpenGL shader code as Qt\n\tresource","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","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" "},"content":"qcam: add OpenGL shader code as Qt resource\n\nSigned-off-by: Show Liu \n---\n src/qcam/assets/shader/NV_2_planes_UV_f.glsl | 32 +++++++++++++++++++\n src/qcam/assets/shader/NV_2_planes_VU_f.glsl | 32 +++++++++++++++++++\n src/qcam/assets/shader/NV_3_planes_UV_f.glsl | 33 ++++++++++++++++++++\n src/qcam/assets/shader/NV_3_planes_VU_f.glsl | 33 ++++++++++++++++++++\n src/qcam/assets/shader/NV_vertex_shader.glsl | 16 ++++++++++\n src/qcam/assets/shader/shaders.qrc | 10 ++++++\n src/qcam/meson.build | 1 +\n 7 files changed, 157 insertions(+)\n create mode 100644 src/qcam/assets/shader/NV_2_planes_UV_f.glsl\n create mode 100644 src/qcam/assets/shader/NV_2_planes_VU_f.glsl\n create mode 100644 src/qcam/assets/shader/NV_3_planes_UV_f.glsl\n create mode 100644 src/qcam/assets/shader/NV_3_planes_VU_f.glsl\n create mode 100644 src/qcam/assets/shader/NV_vertex_shader.glsl\n create mode 100644 src/qcam/assets/shader/shaders.qrc","diff":"diff --git a/src/qcam/assets/shader/NV_2_planes_UV_f.glsl b/src/qcam/assets/shader/NV_2_planes_UV_f.glsl\nnew file mode 100644\nindex 0000000..54bb459\n--- /dev/null\n+++ b/src/qcam/assets/shader/NV_2_planes_UV_f.glsl\n@@ -0,0 +1,32 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Linaro\n+ *\n+ * NV_2_planes_UV_f.glsl - Fragment shader code for NV12, NV16 and NV24 formats\n+ */\n+\n+#ifdef GL_ES\n+precision mediump float;\n+#endif\n+\n+varying vec2 textureOut;\n+uniform sampler2D tex_y;\n+uniform sampler2D tex_u;\n+\n+void main(void)\n+{\n+\tvec3 yuv;\n+\tvec3 rgb;\n+\tmat3 yuv2rgb_bt601_mat = mat3(\n+\t\t\t\t vec3(1.164, 1.164, 1.164),\n+\t\t\t\t vec3(0.000, -0.392, 2.017),\n+\t\t\t\t vec3(1.596, -0.813, 0.000)\n+\t\t\t\t );\n+\n+\tyuv.x = texture2D(tex_y, textureOut).r - 0.063;\n+\tyuv.y = texture2D(tex_u, textureOut).r - 0.500;\n+\tyuv.z = texture2D(tex_u, textureOut).g - 0.500;\n+\n+\trgb = yuv2rgb_bt601_mat * yuv;\n+\tgl_FragColor = vec4(rgb, 1.0);\n+}\ndiff --git a/src/qcam/assets/shader/NV_2_planes_VU_f.glsl b/src/qcam/assets/shader/NV_2_planes_VU_f.glsl\nnew file mode 100644\nindex 0000000..6571ed6\n--- /dev/null\n+++ b/src/qcam/assets/shader/NV_2_planes_VU_f.glsl\n@@ -0,0 +1,32 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Linaro\n+ *\n+ * NV_2_planes_VU_f.glsl - Fragment shader code for NV21, NV61 and NV42 formats\n+ */\n+\n+#ifdef GL_ES\n+precision mediump float;\n+#endif\n+\n+varying vec2 textureOut;\n+uniform sampler2D tex_y;\n+uniform sampler2D tex_u;\n+\n+void main(void)\n+{\n+\tvec3 yuv;\n+\tvec3 rgb;\n+\tmat3 yuv2rgb_bt601_mat = mat3(\n+\t\t\t\t vec3(1.164, 1.164, 1.164),\n+\t\t\t\t vec3(0.000, -0.392, 2.017),\n+\t\t\t\t vec3(1.596, -0.813, 0.000)\n+\t\t\t\t );\n+\n+\tyuv.x = texture2D(tex_y, textureOut).r - 0.063;\n+\tyuv.y = texture2D(tex_u, textureOut).g - 0.500;\n+\tyuv.z = texture2D(tex_u, textureOut).r - 0.500;\n+\n+\trgb = yuv2rgb_bt601_mat * yuv;\n+\tgl_FragColor = vec4(rgb, 1.0);\n+}\ndiff --git a/src/qcam/assets/shader/NV_3_planes_UV_f.glsl b/src/qcam/assets/shader/NV_3_planes_UV_f.glsl\nnew file mode 100644\nindex 0000000..9d104fd\n--- /dev/null\n+++ b/src/qcam/assets/shader/NV_3_planes_UV_f.glsl\n@@ -0,0 +1,33 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Linaro\n+ *\n+ * NV_3_planes_UV_f.glsl - Fragment shader code for YUV420 format\n+ */\n+\n+#ifdef GL_ES\n+precision mediump float;\n+#endif\n+\n+varying vec2 textureOut;\n+uniform sampler2D tex_y;\n+uniform sampler2D tex_u;\n+uniform sampler2D tex_v;\n+\n+void main(void)\n+{\n+\tvec3 yuv;\n+\tvec3 rgb;\n+\tmat3 yuv2rgb_bt601_mat = mat3(\n+\t\t\t\t vec3(1.164, 1.164, 1.164),\n+\t\t\t\t vec3(0.000, -0.392, 2.017),\n+\t\t\t\t vec3(1.596, -0.813, 0.000)\n+\t\t\t\t );\n+\n+\tyuv.x = texture2D(tex_y, textureOut).r - 0.063;\n+\tyuv.y = texture2D(tex_u, textureOut).r - 0.500;\n+\tyuv.z = texture2D(tex_v, textureOut).r - 0.500;\n+\n+\trgb = yuv2rgb_bt601_mat * yuv;\n+\tgl_FragColor = vec4(rgb, 1.0);\n+}\ndiff --git a/src/qcam/assets/shader/NV_3_planes_VU_f.glsl b/src/qcam/assets/shader/NV_3_planes_VU_f.glsl\nnew file mode 100644\nindex 0000000..245a619\n--- /dev/null\n+++ b/src/qcam/assets/shader/NV_3_planes_VU_f.glsl\n@@ -0,0 +1,33 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Linaro\n+ *\n+ * NV_3_planes_VU_f.glsl - Fragment shader code for YVU420 format\n+ */\n+\n+#ifdef GL_ES\n+precision mediump float;\n+#endif\n+\n+varying vec2 textureOut;\n+uniform sampler2D tex_y;\n+uniform sampler2D tex_u;\n+uniform sampler2D tex_v;\n+\n+void main(void)\n+{\n+\tvec3 yuv;\n+\tvec3 rgb;\n+\tmat3 yuv2rgb_bt601_mat = mat3(\n+\t\t\t\t vec3(1.164, 1.164, 1.164),\n+\t\t\t\t vec3(0.000, -0.392, 2.017),\n+\t\t\t\t vec3(1.596, -0.813, 0.000)\n+\t\t\t\t );\n+\n+\tyuv.x = texture2D(tex_y, textureOut).r - 0.063;\n+\tyuv.y = texture2D(tex_u, textureOut).r - 0.500;\n+\tyuv.z = texture2D(tex_v, textureOut).r - 0.500;\n+\n+\trgb = yuv2rgb_bt601_mat * yuv;\n+\tgl_FragColor = vec4(rgb, 1.0);\n+}\ndiff --git a/src/qcam/assets/shader/NV_vertex_shader.glsl b/src/qcam/assets/shader/NV_vertex_shader.glsl\nnew file mode 100644\nindex 0000000..403b791\n--- /dev/null\n+++ b/src/qcam/assets/shader/NV_vertex_shader.glsl\n@@ -0,0 +1,16 @@\n+/* SPDX-License-Identifier: GPL-2.0-or-later */\n+/*\n+ * Copyright (C) 2020, Linaro\n+ *\n+ * NV_vertex_shader.glsl - Vertex shader code for NV family\n+ */\n+\n+attribute vec4 vertexIn;\n+attribute vec2 textureIn;\n+varying vec2 textureOut;\n+\n+void main(void)\n+{\n+\tgl_Position = vertexIn;\n+\ttextureOut = textureIn;\n+}\ndiff --git a/src/qcam/assets/shader/shaders.qrc b/src/qcam/assets/shader/shaders.qrc\nnew file mode 100644\nindex 0000000..6fe4c7f\n--- /dev/null\n+++ b/src/qcam/assets/shader/shaders.qrc\n@@ -0,0 +1,10 @@\n+\n+\n+\n+./NV_vertex_shader.glsl\n+./NV_2_planes_UV_f.glsl\n+./NV_2_planes_VU_f.glsl\n+./NV_3_planes_UV_f.glsl\n+./NV_3_planes_VU_f.glsl\n+\n+\ndiff --git a/src/qcam/meson.build b/src/qcam/meson.build\nindex 6ea886a..e0c6f26 100644\n--- a/src/qcam/meson.build\n+++ b/src/qcam/meson.build\n@@ -16,6 +16,7 @@ qcam_moc_headers = files([\n \n qcam_resources = files([\n 'assets/feathericons/feathericons.qrc',\n+ 'assets/shader/shaders.qrc'\n ])\n \n qt5 = import('qt5')\n","prefixes":["libcamera-devel","v5","1/4"]}