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GET /api/1.1/patches/17007/?format=api
{ "id": 17007, "url": "https://patchwork.libcamera.org/api/1.1/patches/17007/?format=api", "web_url": "https://patchwork.libcamera.org/patch/17007/", "project": { "id": 1, "url": "https://patchwork.libcamera.org/api/1.1/projects/1/?format=api", "name": "libcamera", "link_name": "libcamera", "list_id": "libcamera_core", "list_email": "libcamera-devel@lists.libcamera.org", "web_url": "", "scm_url": "", "webscm_url": "" }, "msgid": "<20220807021718.9789-4-laurent.pinchart@ideasonboard.com>", "date": "2022-08-07T02:17:17", "name": "[libcamera-devel,3/4] cam: sdl_sink: Support multi-planar formats", "commit_ref": null, "pull_url": null, "state": "accepted", "archived": false, "hash": "59e0a4177020c325d75c1cc6e7321705f4f2215d", "submitter": { "id": 2, "url": "https://patchwork.libcamera.org/api/1.1/people/2/?format=api", "name": "Laurent Pinchart", "email": "laurent.pinchart@ideasonboard.com" }, "delegate": null, "mbox": "https://patchwork.libcamera.org/patch/17007/mbox/", "series": [ { "id": 3381, "url": "https://patchwork.libcamera.org/api/1.1/series/3381/?format=api", "web_url": "https://patchwork.libcamera.org/project/libcamera/list/?series=3381", "date": "2022-08-07T02:17:14", "name": "cam: Add support for NV12 in the SDL sink", "version": 1, "mbox": "https://patchwork.libcamera.org/series/3381/mbox/" } ], "comments": "https://patchwork.libcamera.org/api/patches/17007/comments/", "check": "pending", "checks": "https://patchwork.libcamera.org/api/patches/17007/checks/", "tags": {}, "headers": { "Return-Path": "<libcamera-devel-bounces@lists.libcamera.org>", "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 C6181BE173\n\tfor <parsemail@patchwork.libcamera.org>;\n\tSun, 7 Aug 2022 02:17:33 +0000 (UTC)", "from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id 54EAB63331;\n\tSun, 7 Aug 2022 04:17:33 +0200 (CEST)", "from perceval.ideasonboard.com (perceval.ideasonboard.com\n\t[213.167.242.64])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id E76946332A\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tSun, 7 Aug 2022 04:17:30 +0200 (CEST)", "from pendragon.ideasonboard.com (62-78-145-57.bb.dnainternet.fi\n\t[62.78.145.57])\n\tby perceval.ideasonboard.com (Postfix) with ESMTPSA id 83EDF896;\n\tSun, 7 Aug 2022 04:17:30 +0200 (CEST)" ], "DKIM-Signature": [ "v=1; 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dkim=pass (1024-bit key; \n\tunprotected) header.d=ideasonboard.com\n\theader.i=@ideasonboard.com\n\theader.b=\"KkKL70kG\"; dkim-atps=neutral", "To": "libcamera-devel@lists.libcamera.org", "Date": "Sun, 7 Aug 2022 05:17:17 +0300", "Message-Id": "<20220807021718.9789-4-laurent.pinchart@ideasonboard.com>", "X-Mailer": "git-send-email 2.35.1", "In-Reply-To": "<20220807021718.9789-1-laurent.pinchart@ideasonboard.com>", "References": "<20220807021718.9789-1-laurent.pinchart@ideasonboard.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[libcamera-devel] [PATCH 3/4] cam: sdl_sink: Support multi-planar\n\tformats", "X-BeenThere": "libcamera-devel@lists.libcamera.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "<libcamera-devel.lists.libcamera.org>", "List-Unsubscribe": "<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>", "List-Archive": "<https://lists.libcamera.org/pipermail/libcamera-devel/>", "List-Post": "<mailto:libcamera-devel@lists.libcamera.org>", "List-Help": "<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>", "List-Subscribe": "<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>", "From": "Laurent Pinchart via libcamera-devel\n\t<libcamera-devel@lists.libcamera.org>", "Reply-To": "Laurent Pinchart <laurent.pinchart@ideasonboard.com>", "Errors-To": "libcamera-devel-bounces@lists.libcamera.org", "Sender": "\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>" }, "content": "In order to prepare for NV12 support, implement support for multi-planar\nformats in the SDL sink. This mainly consists in passing a vector of\nplane data to the SDLTexture::update() function instead of a single\nvalue.\n\nSigned-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>\n---\n src/cam/sdl_sink.cpp | 21 +++++++++++++--------\n src/cam/sdl_texture.h | 4 +++-\n src/cam/sdl_texture_mjpg.cpp | 4 ++--\n src/cam/sdl_texture_mjpg.h | 2 +-\n src/cam/sdl_texture_yuv.cpp | 4 ++--\n src/cam/sdl_texture_yuv.h | 2 +-\n 6 files changed, 22 insertions(+), 15 deletions(-)", "diff": "diff --git a/src/cam/sdl_sink.cpp b/src/cam/sdl_sink.cpp\nindex 04350bd5365b..9675cf275186 100644\n--- a/src/cam/sdl_sink.cpp\n+++ b/src/cam/sdl_sink.cpp\n@@ -185,16 +185,21 @@ void SDLSink::renderBuffer(FrameBuffer *buffer)\n {\n \tImage *image = mappedBuffers_[buffer].get();\n \n-\t/* \\todo Implement support for multi-planar formats. */\n-\tconst FrameMetadata::Plane &meta = buffer->metadata().planes()[0];\n+\tstd::vector<Span<const uint8_t>> planes;\n+\tunsigned int i = 0;\n \n-\tSpan<uint8_t> data = image->data(0);\n-\tif (meta.bytesused > data.size())\n-\t\tstd::cerr << \"payload size \" << meta.bytesused\n-\t\t\t << \" larger than plane size \" << data.size()\n-\t\t\t << std::endl;\n+\tfor (const FrameMetadata::Plane &meta : buffer->metadata().planes()) {\n+\t\tSpan<uint8_t> data = image->data(i);\n+\t\tif (meta.bytesused > data.size())\n+\t\t\tstd::cerr << \"payload size \" << meta.bytesused\n+\t\t\t\t << \" larger than plane size \" << data.size()\n+\t\t\t\t << std::endl;\n \n-\ttexture_->update(data);\n+\t\tplanes.push_back(data);\n+\t\ti++;\n+\t}\n+\n+\ttexture_->update(planes);\n \n \tSDL_RenderClear(renderer_);\n \tSDL_RenderCopy(renderer_, texture_->get(), nullptr, nullptr);\ndiff --git a/src/cam/sdl_texture.h b/src/cam/sdl_texture.h\nindex f523fa5ebf51..e4d3fb2bcf39 100644\n--- a/src/cam/sdl_texture.h\n+++ b/src/cam/sdl_texture.h\n@@ -7,6 +7,8 @@\n \n #pragma once\n \n+#include <vector>\n+\n #include <SDL2/SDL.h>\n \n #include \"image.h\"\n@@ -17,7 +19,7 @@ public:\n \tSDLTexture(const SDL_Rect &rect, uint32_t pixelFormat, const int pitch);\n \tvirtual ~SDLTexture();\n \tint create(SDL_Renderer *renderer);\n-\tvirtual void update(libcamera::Span<const uint8_t> data) = 0;\n+\tvirtual void update(const std::vector<libcamera::Span<const uint8_t>> &data) = 0;\n \tSDL_Texture *get() const { return ptr_; }\n \n protected:\ndiff --git a/src/cam/sdl_texture_mjpg.cpp b/src/cam/sdl_texture_mjpg.cpp\nindex 7542efd75d96..8dd5ee3eb6bc 100644\n--- a/src/cam/sdl_texture_mjpg.cpp\n+++ b/src/cam/sdl_texture_mjpg.cpp\n@@ -76,8 +76,8 @@ int SDLTextureMJPG::decompress(Span<const uint8_t> data)\n \treturn 0;\n }\n \n-void SDLTextureMJPG::update(Span<const uint8_t> data)\n+void SDLTextureMJPG::update(const std::vector<libcamera::Span<const uint8_t>> &data)\n {\n-\tdecompress(data);\n+\tdecompress(data[0]);\n \tSDL_UpdateTexture(ptr_, nullptr, rgb_.get(), pitch_);\n }\ndiff --git a/src/cam/sdl_texture_mjpg.h b/src/cam/sdl_texture_mjpg.h\nindex 5141ed73bf70..814ca79ac193 100644\n--- a/src/cam/sdl_texture_mjpg.h\n+++ b/src/cam/sdl_texture_mjpg.h\n@@ -14,7 +14,7 @@ class SDLTextureMJPG : public SDLTexture\n public:\n \tSDLTextureMJPG(const SDL_Rect &rect);\n \n-\tvoid update(libcamera::Span<const uint8_t> data) override;\n+\tvoid update(const std::vector<libcamera::Span<const uint8_t>> &data) override;\n \n private:\n \tint decompress(libcamera::Span<const uint8_t> data);\ndiff --git a/src/cam/sdl_texture_yuv.cpp b/src/cam/sdl_texture_yuv.cpp\nindex 07df4961a1ab..a5721182a68b 100644\n--- a/src/cam/sdl_texture_yuv.cpp\n+++ b/src/cam/sdl_texture_yuv.cpp\n@@ -14,7 +14,7 @@ SDLTextureYUYV::SDLTextureYUYV(const SDL_Rect &rect, unsigned int stride)\n {\n }\n \n-void SDLTextureYUYV::update(Span<const uint8_t> data)\n+void SDLTextureYUYV::update(const std::vector<libcamera::Span<const uint8_t>> &data)\n {\n-\tSDL_UpdateTexture(ptr_, &rect_, data.data(), pitch_);\n+\tSDL_UpdateTexture(ptr_, &rect_, data[0].data(), pitch_);\n }\ndiff --git a/src/cam/sdl_texture_yuv.h b/src/cam/sdl_texture_yuv.h\nindex 81e51381ec62..c9130298b91d 100644\n--- a/src/cam/sdl_texture_yuv.h\n+++ b/src/cam/sdl_texture_yuv.h\n@@ -13,5 +13,5 @@ class SDLTextureYUYV : public SDLTexture\n {\n public:\n \tSDLTextureYUYV(const SDL_Rect &rect, unsigned int stride);\n-\tvoid update(libcamera::Span<const uint8_t> data) override;\n+\tvoid update(const std::vector<libcamera::Span<const uint8_t>> &data) override;\n };\n", "prefixes": [ "libcamera-devel", "3/4" ] }