/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2020, Google Inc. * * A provider of external buffers, suitable for use in tests. */ #include "buffer_source.h" #include <iostream> #include <memory> #include "libcamera/internal/device_enumerator.h" #include "test.h" using namespace libcamera; BufferSource::BufferSource() { } BufferSource::~BufferSource() { if (media_) media_->release(); } int BufferSource::allocate(const StreamConfiguration &config) { /* Locate and open the video device. */ std::string videoDeviceName = "vivid-000-vid-out"; std::unique_ptr<DeviceEnumerator> enumerator = DeviceEnumerator::create(); if (!enumerator) { std::cout << "Failed to create device enumerator" << std::endl; return TestFail; } if (enumerator->enumerate()) { std::cout << "Failed to enumerate media devices" << std::endl; return TestFail; } DeviceMatch dm("vivid"); dm.add(videoDeviceName); media_ = enumerator->search(dm); if (!media_) { std::cout << "No vivid output device available" << std::endl; return TestSkip; } std::unique_ptr<V4L2VideoDevice> video = V4L2VideoDevice::fromEntityName(media_.get(), videoDeviceName); if (!video) { std::cout << "Failed to get video device from entity " << videoDeviceName << std::endl; return TestFail; } if (video->open()) { std::cout << "Unable to open " << videoDeviceName << std::endl; return TestFail; } /* Configure the format. */ V4L2DeviceFormat format; if (video->getFormat(&format)) { std::cout << "Failed to get format on output device" << std::endl; return TestFail; } format.size = config.size; format.fourcc = video->toV4L2PixelFormat(config.pixelFormat); if (video->setFormat(&format)) { std::cout << "Failed to set format on output device" << std::endl; return TestFail; } if (video->allocateBuffers(config.bufferCount, &buffers_) < 0) { std::cout << "Failed to allocate buffers" << std::endl; return TestFail; } video->close(); return TestPass; } const std::vector<std::unique_ptr<FrameBuffer>> &BufferSource::buffers() { return buffers_; } i/af/imx519'>jmondi/rockpi/af/imx519</option> <option value='jmondi/rpi5-on-mainline'>jmondi/rpi5-on-mainline</option> <option value='multicontext/rpi/v3'>multicontext/rpi/v3</option> <option value='pfc/rkisp1-free-run'>pfc/rkisp1-free-run</option> <option value='pfc/rkisp1-free-run-upstreaming'>pfc/rkisp1-free-run-upstreaming</option> <option value='pfc/rkisp1-free-run-v2'>pfc/rkisp1-free-run-v2</option> <option value='rcar-gen4'>rcar-gen4</option> <option value='yaml-emitter' selected='selected'>yaml-emitter</option> </select> <input type='submit' value='switch'/></form></td></tr> <tr><td class='sub'>Jacopo Mondi's clone of libcamera</td><td class='sub right'>git repository hosting on libcamera.org</td></tr></table> <table class='tabs'><tr><td> <a href='/libcamera/jmondi/libcamera.git/?h=yaml-emitter'>summary</a><a href='/libcamera/jmondi/libcamera.git/refs/?h=yaml-emitter&id=bae9d2bdb32ee8cdc717537ae498eee03a25543b'>refs</a><a 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href='#n334'>334</a> </pre></td> <td class='lines'><pre><code><span class="hl com">/* SPDX-License-Identifier: GPL-2.0-or-later */</span> <span class="hl com">/*</span> <span class="hl com"> * Copyright (C) 2021, Ideas on Board Oy</span> <span class="hl com"> *</span> <span class="hl com"> * drm.h - DRM/KMS Helpers</span> <span class="hl com"> */</span> <span class="hl ppc">#ifndef __CAM_DRM_H__</span> <span class="hl ppc">#define __CAM_DRM_H__</span> <span class="hl ppc">#include <array></span> <span class="hl ppc">#include <list></span> <span class="hl ppc">#include <map></span> <span class="hl ppc">#include <memory></span> <span class="hl ppc">#include <stdint.h></span> <span class="hl ppc">#include <string></span> <span class="hl ppc">#include <vector></span> <span class="hl ppc">#include <libcamera/base/signal.h></span> <span class="hl ppc">#include <libcamera/base/span.h></span> <span class="hl ppc">#include <libdrm/drm.h></span> <span class="hl ppc">#include <xf86drm.h></span> <span class="hl ppc">#include <xf86drmMode.h></span> <span class="hl kwa">namespace</span> libcamera <span class="hl opt">{</span> <span class="hl kwc">class</span> FrameBuffer<span class="hl opt">;</span> <span class="hl kwc">class</span> PixelFormat<span class="hl opt">;</span> <span class="hl kwc">class</span> Size<span class="hl opt">;</span> <span class="hl opt">}</span> <span class="hl com">/* namespace libcamera */</span> <span class="hl kwa">namespace</span> DRM <span class="hl opt">{</span> <span class="hl kwc">class</span> Device<span class="hl opt">;</span> <span class="hl kwc">class</span> Plane<span class="hl opt">;</span> <span class="hl kwc">class</span> Property<span class="hl opt">;</span> <span class="hl kwc">class</span> PropertyValue<span class="hl opt">;</span> <span class="hl kwc">class</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">enum</span> Type <span class="hl opt">{</span> TypeCrtc <span class="hl opt">=</span> DRM_MODE_OBJECT_CRTC<span class="hl opt">,</span> TypeConnector <span class="hl opt">=</span> DRM_MODE_OBJECT_CONNECTOR<span class="hl opt">,</span> TypeEncoder <span class="hl opt">=</span> DRM_MODE_OBJECT_ENCODER<span class="hl opt">,</span> TypeMode <span class="hl opt">=</span> DRM_MODE_OBJECT_MODE<span class="hl opt">,</span> TypeProperty <span class="hl opt">=</span> DRM_MODE_OBJECT_PROPERTY<span class="hl opt">,</span> TypeFb <span class="hl opt">=</span> DRM_MODE_OBJECT_FB<span class="hl opt">,</span> TypeBlob <span class="hl opt">=</span> DRM_MODE_OBJECT_BLOB<span class="hl opt">,</span> TypePlane <span class="hl opt">=</span> DRM_MODE_OBJECT_PLANE<span class="hl opt">,</span> TypeAny <span class="hl opt">=</span> DRM_MODE_OBJECT_ANY<span class="hl opt">,</span> <span class="hl opt">};</span> <span class="hl kwd">Object</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">uint32_t</span> id<span class="hl opt">,</span> Type type<span class="hl opt">);</span> <span class="hl kwc">virtual</span> <span class="hl opt">~</span><span class="hl kwd">Object</span><span class="hl opt">();</span> Device <span class="hl opt">*</span><span class="hl kwd">device</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> dev_<span class="hl opt">; }</span> <span class="hl kwb">uint32_t</span> <span class="hl kwd">id</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> id_<span class="hl opt">; }</span> Type <span class="hl kwd">type</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> type_<span class="hl opt">; }</span> <span class="hl kwb">const</span> Property <span class="hl opt">*</span><span class="hl kwd">property</span><span class="hl opt">(</span><span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span>name<span class="hl opt">)</span> <span class="hl kwb">const</span><span class="hl opt">;</span> <span class="hl kwb">const</span> PropertyValue <span class="hl opt">*</span><span class="hl kwd">propertyValue</span><span class="hl opt">(</span><span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span>name<span class="hl opt">)</span> <span class="hl kwb">const</span><span class="hl opt">;</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span>PropertyValue<span class="hl opt">> &</span><span class="hl kwd">properties</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> properties_<span class="hl opt">; }</span> <span class="hl kwc">protected</span><span class="hl opt">:</span> <span class="hl kwc">virtual</span> <span class="hl kwb">int</span> <span class="hl kwd">setup</span><span class="hl opt">()</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> <span class="hl num">0</span><span class="hl opt">;</span> <span class="hl opt">}</span> <span class="hl kwb">uint32_t</span> id_<span class="hl opt">;</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwc">friend</span> Device<span class="hl opt">;</span> Device <span class="hl opt">*</span>dev_<span class="hl opt">;</span> Type type_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span>PropertyValue<span class="hl opt">></span> properties_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Property <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">enum</span> Type <span class="hl opt">{</span> TypeUnknown <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">,</span> TypeRange<span class="hl opt">,</span> TypeEnum<span class="hl opt">,</span> TypeBlob<span class="hl opt">,</span> TypeBitmask<span class="hl opt">,</span> TypeObject<span class="hl opt">,</span> TypeSignedRange<span class="hl opt">,</span> <span class="hl opt">};</span> <span class="hl kwd">Property</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> drmModePropertyRes <span class="hl opt">*</span>property<span class="hl opt">);</span> Type <span class="hl kwd">type</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> type_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span><span class="hl kwd">name</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> name_<span class="hl opt">; }</span> <span class="hl kwb">bool</span> <span class="hl kwd">isImmutable</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> flags_ <span class="hl opt">&</span> DRM_MODE_PROP_IMMUTABLE<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint64_t</span><span class="hl opt">></span> <span class="hl kwd">values</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> values_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>map<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">,</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string<span class="hl opt">> &</span><span class="hl kwd">enums</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> enums_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">></span> <span class="hl kwd">blobs</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> blobs_<span class="hl opt">; }</span> <span class="hl kwc">private</span><span class="hl opt">:</span> Type type_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string name_<span class="hl opt">;</span> <span class="hl kwb">uint32_t</span> flags_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint64_t</span><span class="hl opt">></span> values_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>map<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">,</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string<span class="hl opt">></span> enums_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">></span> blobs_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> PropertyValue <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">PropertyValue</span><span class="hl opt">(</span><span class="hl kwb">uint32_t</span> id<span class="hl opt">,</span> <span class="hl kwb">uint64_t</span> value<span class="hl opt">)</span> <span class="hl opt">:</span> <span class="hl kwd">id_</span><span class="hl opt">(</span>id<span class="hl opt">),</span> <span class="hl kwd">value_</span><span class="hl opt">(</span>value<span class="hl opt">)</span> <span class="hl opt">{</span> <span class="hl opt">}</span> <span class="hl kwb">uint32_t</span> <span class="hl kwd">id</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> id_<span class="hl opt">; }</span> <span class="hl kwb">uint32_t</span> <span class="hl kwd">value</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> value_<span class="hl opt">; }</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwb">uint32_t</span> id_<span class="hl opt">;</span> <span class="hl kwb">uint64_t</span> value_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Blob <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">Blob</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>Span<span class="hl opt"><</span><span class="hl kwb">const uint8_t</span><span class="hl opt">> &</span>data<span class="hl opt">);</span> <span class="hl opt">~</span><span class="hl kwd">Blob</span><span class="hl opt">();</span> <span class="hl kwb">bool</span> <span class="hl kwd">isValid</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> <span class="hl kwd">id</span><span class="hl opt">() !=</span> <span class="hl num">0</span><span class="hl opt">; }</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Mode <span class="hl opt">:</span> <span class="hl kwc">public</span> drmModeModeInfo <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">Mode</span><span class="hl opt">(</span><span class="hl kwb">const</span> drmModeModeInfo <span class="hl opt">&</span>mode<span class="hl opt">);</span> <span class="hl kwc">std</span><span class="hl opt">::</span>unique_ptr<span class="hl opt"><</span>Blob<span class="hl opt">></span> <span class="hl kwd">toBlob</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">)</span> <span class="hl kwb">const</span><span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Crtc <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">Crtc</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">const</span> drmModeCrtc <span class="hl opt">*</span>crtc<span class="hl opt">,</span> <span class="hl kwb">unsigned int</span> index<span class="hl opt">);</span> <span class="hl kwb">unsigned int</span> <span class="hl kwd">index</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> index_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Plane <span class="hl opt">*> &</span><span class="hl kwd">planes</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> planes_<span class="hl opt">; }</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwc">friend</span> Device<span class="hl opt">;</span> <span class="hl kwb">unsigned int</span> index_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Plane <span class="hl opt">*></span> planes_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Encoder <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">Encoder</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">const</span> drmModeEncoder <span class="hl opt">*</span>encoder<span class="hl opt">);</span> <span class="hl kwb">uint32_t</span> <span class="hl kwd">type</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> type_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Crtc <span class="hl opt">*> &</span><span class="hl kwd">possibleCrtcs</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> possibleCrtcs_<span class="hl opt">; }</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwb">uint32_t</span> type_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Crtc <span class="hl opt">*></span> possibleCrtcs_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Connector <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">enum</span> Status <span class="hl opt">{</span> Connected<span class="hl opt">,</span> Disconnected<span class="hl opt">,</span> Unknown<span class="hl opt">,</span> <span class="hl opt">};</span> <span class="hl kwd">Connector</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">const</span> drmModeConnector <span class="hl opt">*</span>connector<span class="hl opt">);</span> <span class="hl kwb">uint32_t</span> <span class="hl kwd">type</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> type_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span><span class="hl kwd">name</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> name_<span class="hl opt">; }</span> Status <span class="hl kwd">status</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> status_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Encoder <span class="hl opt">*> &</span><span class="hl kwd">encoders</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> encoders_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span>Mode<span class="hl opt">> &</span><span class="hl kwd">modes</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> modes_<span class="hl opt">; }</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwb">uint32_t</span> type_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string name_<span class="hl opt">;</span> Status status_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Encoder <span class="hl opt">*></span> encoders_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span>Mode<span class="hl opt">></span> modes_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Plane <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">enum</span> Type <span class="hl opt">{</span> TypeOverlay<span class="hl opt">,</span> TypePrimary<span class="hl opt">,</span> TypeCursor<span class="hl opt">,</span> <span class="hl opt">};</span> <span class="hl kwd">Plane</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">,</span> <span class="hl kwb">const</span> drmModePlane <span class="hl opt">*</span>plane<span class="hl opt">);</span> Type <span class="hl kwd">type</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> type_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">> &</span><span class="hl kwd">formats</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> formats_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Crtc <span class="hl opt">*> &</span><span class="hl kwd">possibleCrtcs</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> possibleCrtcs_<span class="hl opt">; }</span> <span class="hl kwb">bool</span> <span class="hl kwd">supportsFormat</span><span class="hl opt">(</span><span class="hl kwb">const</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>PixelFormat <span class="hl opt">&</span>format<span class="hl opt">)</span> <span class="hl kwb">const</span><span class="hl opt">;</span> <span class="hl kwc">protected</span><span class="hl opt">:</span> <span class="hl kwb">int</span> <span class="hl kwd">setup</span><span class="hl opt">()</span> override<span class="hl opt">;</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwc">friend class</span> Device<span class="hl opt">;</span> Type type_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">></span> formats_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>vector<span class="hl opt"><</span><span class="hl kwb">const</span> Crtc <span class="hl opt">*></span> possibleCrtcs_<span class="hl opt">;</span> <span class="hl kwb">uint32_t</span> possibleCrtcsMask_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> FrameBuffer <span class="hl opt">:</span> <span class="hl kwc">public</span> Object <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">struct</span> Plane <span class="hl opt">{</span> <span class="hl kwb">uint32_t</span> handle<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl opt">~</span><span class="hl kwd">FrameBuffer</span><span class="hl opt">();</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwc">friend class</span> Device<span class="hl opt">;</span> <span class="hl kwd">FrameBuffer</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">);</span> <span class="hl kwc">std</span><span class="hl opt">::</span>map<span class="hl opt"><</span><span class="hl kwb">int</span><span class="hl opt">,</span> Plane<span class="hl opt">></span> planes_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> AtomicRequest <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwb">enum</span> Flags <span class="hl opt">{</span> FlagAllowModeset <span class="hl opt">= (</span><span class="hl num">1</span> <span class="hl opt"><<</span> <span class="hl num">0</span><span class="hl opt">),</span> FlagAsync <span class="hl opt">= (</span><span class="hl num">1</span> <span class="hl opt"><<</span> <span class="hl num">1</span><span class="hl opt">),</span> <span class="hl opt">};</span> <span class="hl kwd">AtomicRequest</span><span class="hl opt">(</span>Device <span class="hl opt">*</span>dev<span class="hl opt">);</span> <span class="hl opt">~</span><span class="hl kwd">AtomicRequest</span><span class="hl opt">();</span> Device <span class="hl opt">*</span><span class="hl kwd">device</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> dev_<span class="hl opt">; }</span> <span class="hl kwb">bool</span> <span class="hl kwd">isValid</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> valid_<span class="hl opt">; }</span> <span class="hl kwb">int</span> <span class="hl kwd">addProperty</span><span class="hl opt">(</span><span class="hl kwb">const</span> Object <span class="hl opt">*</span>object<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span>property<span class="hl opt">,</span> <span class="hl kwb">uint64_t</span> value<span class="hl opt">);</span> <span class="hl kwb">int</span> <span class="hl kwd">addProperty</span><span class="hl opt">(</span><span class="hl kwb">const</span> Object <span class="hl opt">*</span>object<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>string <span class="hl opt">&</span>property<span class="hl opt">,</span> <span class="hl kwc">std</span><span class="hl opt">::</span>unique_ptr<span class="hl opt"><</span>Blob<span class="hl opt">></span> blob<span class="hl opt">);</span> <span class="hl kwb">int</span> <span class="hl kwd">commit</span><span class="hl opt">(</span><span class="hl kwb">unsigned int</span> flags <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">);</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwd">AtomicRequest</span><span class="hl opt">(</span><span class="hl kwb">const</span> AtomicRequest <span class="hl opt">&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> <span class="hl kwd">AtomicRequest</span><span class="hl opt">(</span><span class="hl kwb">const</span> AtomicRequest <span class="hl opt">&&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> AtomicRequest <span class="hl opt">&</span><span class="hl kwc">operator</span><span class="hl opt">=(</span><span class="hl kwb">const</span> AtomicRequest <span class="hl opt">&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> AtomicRequest <span class="hl opt">&</span><span class="hl kwc">operator</span><span class="hl opt">=(</span><span class="hl kwb">const</span> AtomicRequest <span class="hl opt">&&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> <span class="hl kwb">int</span> <span class="hl kwd">addProperty</span><span class="hl opt">(</span><span class="hl kwb">uint32_t</span> object<span class="hl opt">,</span> <span class="hl kwb">uint32_t</span> property<span class="hl opt">,</span> <span class="hl kwb">uint64_t</span> value<span class="hl opt">);</span> Device <span class="hl opt">*</span>dev_<span class="hl opt">;</span> <span class="hl kwb">bool</span> valid_<span class="hl opt">;</span> drmModeAtomicReq <span class="hl opt">*</span>request_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span><span class="hl kwc">std</span><span class="hl opt">::</span>unique_ptr<span class="hl opt"><</span>Blob<span class="hl opt">>></span> blobs_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl kwc">class</span> Device <span class="hl opt">{</span> <span class="hl kwc">public</span><span class="hl opt">:</span> <span class="hl kwd">Device</span><span class="hl opt">();</span> <span class="hl opt">~</span><span class="hl kwd">Device</span><span class="hl opt">();</span> <span class="hl kwb">int</span> <span class="hl kwd">init</span><span class="hl opt">();</span> <span class="hl kwb">int</span> <span class="hl kwd">fd</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> fd_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Crtc<span class="hl opt">> &</span><span class="hl kwd">crtcs</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> crtcs_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Encoder<span class="hl opt">> &</span><span class="hl kwd">encoders</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> encoders_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Connector<span class="hl opt">> &</span><span class="hl kwd">connectors</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> connectors_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Plane<span class="hl opt">> &</span><span class="hl kwd">planes</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> planes_<span class="hl opt">; }</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Property<span class="hl opt">> &</span><span class="hl kwd">properties</span><span class="hl opt">()</span> <span class="hl kwb">const</span> <span class="hl opt">{</span> <span class="hl kwa">return</span> properties_<span class="hl opt">; }</span> <span class="hl kwb">const</span> Object <span class="hl opt">*</span><span class="hl kwd">object</span><span class="hl opt">(</span><span class="hl kwb">uint32_t</span> id<span class="hl opt">);</span> <span class="hl kwc">std</span><span class="hl opt">::</span>unique_ptr<span class="hl opt"><</span>FrameBuffer<span class="hl opt">></span> <span class="hl kwd">createFrameBuffer</span><span class="hl opt">(</span> <span class="hl kwb">const</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>FrameBuffer <span class="hl opt">&</span>buffer<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>PixelFormat <span class="hl opt">&</span>format<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>Size <span class="hl opt">&</span>size<span class="hl opt">,</span> <span class="hl kwb">const</span> <span class="hl kwc">std</span><span class="hl opt">::</span>array<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">,</span> <span class="hl num">4</span><span class="hl opt">> &</span>strides<span class="hl opt">);</span> <span class="hl kwc">libcamera</span><span class="hl opt">::</span>Signal<span class="hl opt"><</span>AtomicRequest <span class="hl opt">*></span> requestComplete<span class="hl opt">;</span> <span class="hl kwc">private</span><span class="hl opt">:</span> <span class="hl kwd">Device</span><span class="hl opt">(</span><span class="hl kwb">const</span> Device <span class="hl opt">&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> <span class="hl kwd">Device</span><span class="hl opt">(</span><span class="hl kwb">const</span> Device <span class="hl opt">&&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> Device <span class="hl opt">&</span><span class="hl kwc">operator</span><span class="hl opt">=(</span><span class="hl kwb">const</span> Device <span class="hl opt">&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> Device <span class="hl opt">&</span><span class="hl kwc">operator</span><span class="hl opt">=(</span><span class="hl kwb">const</span> Device <span class="hl opt">&&) =</span> <span class="hl kwa">delete</span><span class="hl opt">;</span> <span class="hl kwb">int</span> <span class="hl kwd">getResources</span><span class="hl opt">();</span> <span class="hl kwb">void</span> <span class="hl kwd">drmEvent</span><span class="hl opt">();</span> <span class="hl kwb">static void</span> <span class="hl kwd">pageFlipComplete</span><span class="hl opt">(</span><span class="hl kwb">int</span> fd<span class="hl opt">,</span> <span class="hl kwb">unsigned int</span> sequence<span class="hl opt">,</span> <span class="hl kwb">unsigned int</span> tv_sec<span class="hl opt">,</span> <span class="hl kwb">unsigned int</span> tv_usec<span class="hl opt">,</span> <span class="hl kwb">void</span> <span class="hl opt">*</span>user_data<span class="hl opt">);</span> <span class="hl kwb">int</span> fd_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Crtc<span class="hl opt">></span> crtcs_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Encoder<span class="hl opt">></span> encoders_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Connector<span class="hl opt">></span> connectors_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Plane<span class="hl opt">></span> planes_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>list<span class="hl opt"><</span>Property<span class="hl opt">></span> properties_<span class="hl opt">;</span> <span class="hl kwc">std</span><span class="hl opt">::</span>map<span class="hl opt"><</span><span class="hl kwb">uint32_t</span><span class="hl opt">,</span> Object <span class="hl opt">*></span> objects_<span class="hl opt">;</span> <span class="hl opt">};</span> <span class="hl opt">}</span> <span class="hl com">/* namespace DRM */</span> <span class="hl ppc">#endif</span> <span class="hl com">/* __CAM_DRM_H__ */</span><span class="hl ppc"></span> </code></pre></td></tr></table> </div> <!-- class=content --> <div class='footer'>generated by <a href='https://git.zx2c4.com/cgit/about/'>cgit v1.2.1</a> (<a href='https://git-scm.com/'>git 2.18.0</a>) at 2025-02-26 12:16:55 +0000</div> </div> <!-- id=cgit --> </body> </html>