File build-with-pipewire-0.3.patch of Package chromium.openSUSE_Leap_15.1_Update

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File build-with-pipewire-0.3.patch of Package chromium.openSUSE_Leap_15.1_Update

Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/BUILD.gn
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/BUILD.gn
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/BUILD.gn
@@ -196,7 +196,7 @@ if (is_linux) {
 
     if (rtc_link_pipewire) {
       pkg_config("pipewire") {
-        packages = [ "libpipewire-0.2" ]
+        packages = [ "libpipewire-${rtc_use_pipewire_version}", "libspa-${rtc_use_spa_version}" ]
       }
     } else {
       # When libpipewire is not directly linked, use stubs to allow for dlopening of
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.cc
@@ -14,8 +14,11 @@
 #include <glib-object.h>
 #include <spa/param/format-utils.h>
 #include <spa/param/props.h>
-#include <spa/param/video/raw-utils.h>
-#include <spa/support/type-map.h>
+
+#include <linux/dma-buf.h>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+#include <sys/syscall.h>
 
 #include <memory>
 #include <utility>
@@ -51,31 +54,35 @@ const char kPipeWireLib[] = "libpipewire
 #endif
 
 // static
-void BaseCapturerPipeWire::OnStateChanged(void* data,
-                                          pw_remote_state old_state,
-                                          pw_remote_state state,
-                                          const char* error_message) {
-  BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
-  RTC_DCHECK(that);
+void BaseCapturerPipeWire::SyncDmaBuf(int fd, uint64_t start_or_end) {
+  struct dma_buf_sync sync = { 0 };
 
-  switch (state) {
-    case PW_REMOTE_STATE_ERROR:
-      RTC_LOG(LS_ERROR) << "PipeWire remote state error: " << error_message;
-      break;
-    case PW_REMOTE_STATE_CONNECTED:
-      RTC_LOG(LS_INFO) << "PipeWire remote state: connected.";
-      that->CreateReceivingStream();
-      break;
-    case PW_REMOTE_STATE_CONNECTING:
-      RTC_LOG(LS_INFO) << "PipeWire remote state: connecting.";
+  sync.flags = start_or_end | DMA_BUF_SYNC_READ;
+
+  while(true) {
+    int ret;
+    ret = ioctl (fd, DMA_BUF_IOCTL_SYNC, &sync);
+    if (ret == -1 && errno == EINTR) {
+      continue;
+    } else if (ret == -1) {
+      RTC_LOG(LS_ERROR) << "Failed to synchronize DMA buffer: " << g_strerror(errno);
       break;
-    case PW_REMOTE_STATE_UNCONNECTED:
-      RTC_LOG(LS_INFO) << "PipeWire remote state: unconnected.";
+    } else {
       break;
+    }
   }
 }
 
 // static
+void BaseCapturerPipeWire::OnCoreError(void *data,
+                                       uint32_t id,
+                                       int seq,
+                                       int res,
+                                       const char *message) {
+  RTC_LOG(LS_ERROR) << "core error: " << message;
+}
+
+// static
 void BaseCapturerPipeWire::OnStreamStateChanged(void* data,
                                                 pw_stream_state old_state,
                                                 pw_stream_state state,
@@ -87,76 +94,54 @@ void BaseCapturerPipeWire::OnStreamState
     case PW_STREAM_STATE_ERROR:
       RTC_LOG(LS_ERROR) << "PipeWire stream state error: " << error_message;
       break;
-    case PW_STREAM_STATE_CONFIGURE:
-      pw_stream_set_active(that->pw_stream_, true);
-      break;
-    case PW_STREAM_STATE_UNCONNECTED:
-    case PW_STREAM_STATE_CONNECTING:
-    case PW_STREAM_STATE_READY:
     case PW_STREAM_STATE_PAUSED:
     case PW_STREAM_STATE_STREAMING:
+    case PW_STREAM_STATE_UNCONNECTED:
+    case PW_STREAM_STATE_CONNECTING:
       break;
   }
 }
 
 // static
-void BaseCapturerPipeWire::OnStreamFormatChanged(void* data,
-                                                 const struct spa_pod* format) {
+void BaseCapturerPipeWire::OnStreamParamChanged(void *data, uint32_t id,
+                                                const struct spa_pod *format) {
   BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
   RTC_DCHECK(that);
 
-  RTC_LOG(LS_INFO) << "PipeWire stream format changed.";
+  RTC_LOG(LS_INFO) << "PipeWire stream param changed.";
 
-  if (!format) {
-    pw_stream_finish_format(that->pw_stream_, /*res=*/0, /*params=*/nullptr,
-                            /*n_params=*/0);
+  if (!format || id != SPA_PARAM_Format) {
     return;
   }
 
-  that->spa_video_format_ = new spa_video_info_raw();
-  spa_format_video_raw_parse(format, that->spa_video_format_,
-                             &that->pw_type_->format_video);
+  spa_format_video_raw_parse(format, &that->spa_video_format_);
 
-  auto width = that->spa_video_format_->size.width;
-  auto height = that->spa_video_format_->size.height;
+  auto width = that->spa_video_format_.size.width;
+  auto height = that->spa_video_format_.size.height;
   auto stride = SPA_ROUND_UP_N(width * kBytesPerPixel, 4);
   auto size = height * stride;
 
+  that->desktop_size_ = DesktopSize(width, height);
+
   uint8_t buffer[1024] = {};
   auto builder = spa_pod_builder{buffer, sizeof(buffer)};
 
   // Setup buffers and meta header for new format.
-  const struct spa_pod* params[2];
-  params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
-      &builder,
-      // id to enumerate buffer requirements
-      that->pw_core_type_->param.idBuffers,
-      that->pw_core_type_->param_buffers.Buffers,
-      // Size: specified as integer (i) and set to specified size
-      ":", that->pw_core_type_->param_buffers.size, "i", size,
-      // Stride: specified as integer (i) and set to specified stride
-      ":", that->pw_core_type_->param_buffers.stride, "i", stride,
-      // Buffers: specifies how many buffers we want to deal with, set as
-      // integer (i) where preferred number is 8, then allowed number is defined
-      // as range (r) from min and max values and it is undecided (u) to allow
-      // negotiation
-      ":", that->pw_core_type_->param_buffers.buffers, "iru", 8,
-      SPA_POD_PROP_MIN_MAX(1, 32),
-      // Align: memory alignment of the buffer, set as integer (i) to specified
-      // value
-      ":", that->pw_core_type_->param_buffers.align, "i", 16));
-  params[1] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
-      &builder,
-      // id to enumerate supported metadata
-      that->pw_core_type_->param.idMeta, that->pw_core_type_->param_meta.Meta,
-      // Type: specified as id or enum (I)
-      ":", that->pw_core_type_->param_meta.type, "I",
-      that->pw_core_type_->meta.Header,
-      // Size: size of the metadata, specified as integer (i)
-      ":", that->pw_core_type_->param_meta.size, "i",
-      sizeof(struct spa_meta_header)));
-
-  pw_stream_finish_format(that->pw_stream_, /*res=*/0, params, /*n_params=*/2);
+  const struct spa_pod* params[3];
+  params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
+              SPA_TYPE_OBJECT_ParamBuffers, SPA_PARAM_Buffers,
+              SPA_PARAM_BUFFERS_size, SPA_POD_Int(size),
+              SPA_PARAM_BUFFERS_stride, SPA_POD_Int(stride),
+              SPA_PARAM_BUFFERS_buffers, SPA_POD_CHOICE_RANGE_Int(8, 1, 32)));
+  params[1] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
+              SPA_TYPE_OBJECT_ParamMeta, SPA_PARAM_Meta,
+              SPA_PARAM_META_type, SPA_POD_Id(SPA_META_Header),
+              SPA_PARAM_META_size, SPA_POD_Int(sizeof(struct spa_meta_header))));
+  params[2] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
+              SPA_TYPE_OBJECT_ParamMeta, SPA_PARAM_Meta,
+              SPA_PARAM_META_type, SPA_POD_Id (SPA_META_VideoCrop),
+              SPA_PARAM_META_size, SPA_POD_Int (sizeof(struct spa_meta_region))));
+  pw_stream_update_params(that->pw_stream_, params, 3);
 }
 
 // static
@@ -164,15 +149,25 @@ void BaseCapturerPipeWire::OnStreamProce
   BaseCapturerPipeWire* that = static_cast<BaseCapturerPipeWire*>(data);
   RTC_DCHECK(that);
 
-  pw_buffer* buf = nullptr;
+  struct pw_buffer *next_buffer;
+  struct pw_buffer *buffer = nullptr;
 
-  if (!(buf = pw_stream_dequeue_buffer(that->pw_stream_))) {
+  next_buffer = pw_stream_dequeue_buffer(that->pw_stream_);
+  while (next_buffer) {
+    buffer = next_buffer;
+    next_buffer = pw_stream_dequeue_buffer(that->pw_stream_);
+
+    if (next_buffer)
+      pw_stream_queue_buffer (that->pw_stream_, buffer);
+  }
+
+  if (!buffer) {
     return;
   }
 
-  that->HandleBuffer(buf);
+  that->HandleBuffer(buffer);
 
-  pw_stream_queue_buffer(that->pw_stream_, buf);
+  pw_stream_queue_buffer(that->pw_stream_, buffer);
 }
 
 BaseCapturerPipeWire::BaseCapturerPipeWire(CaptureSourceType source_type)
@@ -183,38 +178,22 @@ BaseCapturerPipeWire::~BaseCapturerPipeW
     pw_thread_loop_stop(pw_main_loop_);
   }
 
-  if (pw_type_) {
-    delete pw_type_;
-  }
-
-  if (spa_video_format_) {
-    delete spa_video_format_;
-  }
-
   if (pw_stream_) {
     pw_stream_destroy(pw_stream_);
   }
 
-  if (pw_remote_) {
-    pw_remote_destroy(pw_remote_);
+  if (pw_core_) {
+    pw_core_disconnect(pw_core_);
   }
 
-  if (pw_core_) {
-    pw_core_destroy(pw_core_);
+  if (pw_context_) {
+    pw_context_destroy(pw_context_);
   }
 
   if (pw_main_loop_) {
     pw_thread_loop_destroy(pw_main_loop_);
   }
 
-  if (pw_loop_) {
-    pw_loop_destroy(pw_loop_);
-  }
-
-  if (current_frame_) {
-    free(current_frame_);
-  }
-
   if (start_request_signal_id_) {
     g_dbus_connection_signal_unsubscribe(connection_, start_request_signal_id_);
   }
@@ -284,27 +263,35 @@ void BaseCapturerPipeWire::InitPipeWire(
 
   pw_init(/*argc=*/nullptr, /*argc=*/nullptr);
 
-  pw_loop_ = pw_loop_new(/*properties=*/nullptr);
-  pw_main_loop_ = pw_thread_loop_new(pw_loop_, "pipewire-main-loop");
-
-  pw_core_ = pw_core_new(pw_loop_, /*properties=*/nullptr);
-  pw_core_type_ = pw_core_get_type(pw_core_);
-  pw_remote_ = pw_remote_new(pw_core_, nullptr, /*user_data_size=*/0);
+  pw_main_loop_ = pw_thread_loop_new("pipewire-main-loop", nullptr);
+  pw_context_ = pw_context_new(pw_thread_loop_get_loop(pw_main_loop_), nullptr, 0);
+  if (!pw_context_) {
+    RTC_LOG(LS_ERROR) << "Failed to create PipeWire context";
+    return;
+  }
 
-  InitPipeWireTypes();
+  pw_core_ = pw_context_connect(pw_context_, nullptr, 0);
+  if (!pw_core_) {
+    RTC_LOG(LS_ERROR) << "Failed to connect PipeWire context";
+    return;
+  }
 
   // Initialize event handlers, remote end and stream-related.
-  pw_remote_events_.version = PW_VERSION_REMOTE_EVENTS;
-  pw_remote_events_.state_changed = &OnStateChanged;
+  pw_core_events_.version = PW_VERSION_CORE_EVENTS;
+  pw_core_events_.error = &OnCoreError;
 
   pw_stream_events_.version = PW_VERSION_STREAM_EVENTS;
   pw_stream_events_.state_changed = &OnStreamStateChanged;
-  pw_stream_events_.format_changed = &OnStreamFormatChanged;
+  pw_stream_events_.param_changed = &OnStreamParamChanged;
   pw_stream_events_.process = &OnStreamProcess;
 
-  pw_remote_add_listener(pw_remote_, &spa_remote_listener_, &pw_remote_events_,
-                         this);
-  pw_remote_connect_fd(pw_remote_, pw_fd_);
+  pw_core_add_listener(pw_core_, &spa_core_listener_, &pw_core_events_, this);
+
+  pw_stream_ = CreateReceivingStream();
+  if (!pw_stream_) {
+    RTC_LOG(LS_ERROR) << "Failed to create PipeWire stream";
+    return;
+  }
 
   if (pw_thread_loop_start(pw_main_loop_) < 0) {
     RTC_LOG(LS_ERROR) << "Failed to start main PipeWire loop";
@@ -314,81 +301,131 @@ void BaseCapturerPipeWire::InitPipeWire(
   RTC_LOG(LS_INFO) << "PipeWire remote opened.";
 }
 
-void BaseCapturerPipeWire::InitPipeWireTypes() {
-  spa_type_map* map = pw_core_type_->map;
-  pw_type_ = new PipeWireType();
-
-  spa_type_media_type_map(map, &pw_type_->media_type);
-  spa_type_media_subtype_map(map, &pw_type_->media_subtype);
-  spa_type_format_video_map(map, &pw_type_->format_video);
-  spa_type_video_format_map(map, &pw_type_->video_format);
-}
-
-void BaseCapturerPipeWire::CreateReceivingStream() {
+pw_stream* BaseCapturerPipeWire::CreateReceivingStream() {
   spa_rectangle pwMinScreenBounds = spa_rectangle{1, 1};
-  spa_rectangle pwScreenBounds =
-      spa_rectangle{static_cast<uint32_t>(desktop_size_.width()),
-                    static_cast<uint32_t>(desktop_size_.height())};
-
-  spa_fraction pwFrameRateMin = spa_fraction{0, 1};
-  spa_fraction pwFrameRateMax = spa_fraction{60, 1};
-
-  pw_properties* reuseProps =
-      pw_properties_new_string("pipewire.client.reuse=1");
-  pw_stream_ = pw_stream_new(pw_remote_, "webrtc-consume-stream", reuseProps);
+  spa_rectangle pwMaxScreenBounds = spa_rectangle{INT32_MAX, INT32_MAX};
+  auto stream = pw_stream_new(pw_core_, "webrtc-pipewire-stream", nullptr);
+
+  if (!stream) {
+    RTC_LOG(LS_ERROR) << "Could not create receiving stream.";
+    return nullptr;
+  }
 
   uint8_t buffer[1024] = {};
-  const spa_pod* params[1];
-  spa_pod_builder builder = spa_pod_builder{buffer, sizeof(buffer)};
-  params[0] = reinterpret_cast<spa_pod*>(spa_pod_builder_object(
-      &builder,
-      // id to enumerate formats
-      pw_core_type_->param.idEnumFormat, pw_core_type_->spa_format, "I",
-      pw_type_->media_type.video, "I", pw_type_->media_subtype.raw,
-      // Video format: specified as id or enum (I), preferred format is BGRx,
-      // then allowed formats are enumerated (e) and the format is undecided (u)
-      // to allow negotiation
-      ":", pw_type_->format_video.format, "Ieu", pw_type_->video_format.BGRx,
-      SPA_POD_PROP_ENUM(2, pw_type_->video_format.RGBx,
-                        pw_type_->video_format.BGRx),
-      // Video size: specified as rectangle (R), preferred size is specified as
-      // first parameter, then allowed size is defined as range (r) from min and
-      // max values and the format is undecided (u) to allow negotiation
-      ":", pw_type_->format_video.size, "Rru", &pwScreenBounds, 2,
-      &pwMinScreenBounds, &pwScreenBounds,
-      // Frame rate: specified as fraction (F) and set to minimum frame rate
-      // value
-      ":", pw_type_->format_video.framerate, "F", &pwFrameRateMin,
-      // Max frame rate: specified as fraction (F), preferred frame rate is set
-      // to maximum value, then allowed frame rate is defined as range (r) from
-      // min and max values and it is undecided (u) to allow negotiation
-      ":", pw_type_->format_video.max_framerate, "Fru", &pwFrameRateMax, 2,
-      &pwFrameRateMin, &pwFrameRateMax));
+  const spa_pod* params[2];
+  spa_pod_builder builder = SPA_POD_BUILDER_INIT(buffer, sizeof (buffer));
+
+  params[0] = reinterpret_cast<spa_pod *>(spa_pod_builder_add_object(&builder,
+              SPA_TYPE_OBJECT_Format, SPA_PARAM_EnumFormat,
+              SPA_FORMAT_mediaType, SPA_POD_Id(SPA_MEDIA_TYPE_video),
+              SPA_FORMAT_mediaSubtype, SPA_POD_Id(SPA_MEDIA_SUBTYPE_raw),
+              SPA_FORMAT_VIDEO_format, SPA_POD_CHOICE_ENUM_Id(5, SPA_VIDEO_FORMAT_BGRx, SPA_VIDEO_FORMAT_RGBx, SPA_VIDEO_FORMAT_RGBA,
+                                                                 SPA_VIDEO_FORMAT_BGRx, SPA_VIDEO_FORMAT_BGRA),
+              SPA_FORMAT_VIDEO_size, SPA_POD_CHOICE_RANGE_Rectangle(&pwMinScreenBounds,
+                                                                    &pwMinScreenBounds,
+                                                                    &pwMaxScreenBounds),
+              0));
+  pw_stream_add_listener(stream, &spa_stream_listener_, &pw_stream_events_, this);
 
-  pw_stream_add_listener(pw_stream_, &spa_stream_listener_, &pw_stream_events_,
-                         this);
   pw_stream_flags flags = static_cast<pw_stream_flags>(
-      PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_INACTIVE |
-      PW_STREAM_FLAG_MAP_BUFFERS);
-  if (pw_stream_connect(pw_stream_, PW_DIRECTION_INPUT, /*port_path=*/nullptr,
-                        flags, params,
-                        /*n_params=*/1) != 0) {
+      PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_INACTIVE);
+
+  if (pw_stream_connect(stream, PW_DIRECTION_INPUT, pw_stream_node_id_, PW_STREAM_FLAG_AUTOCONNECT, params, 1) != 0) {
     RTC_LOG(LS_ERROR) << "Could not connect receiving stream.";
     portal_init_failed_ = true;
-    return;
   }
+
+  return stream;
 }
 
 void BaseCapturerPipeWire::HandleBuffer(pw_buffer* buffer) {
+  struct spa_meta_region* video_crop;
   spa_buffer* spaBuffer = buffer->buffer;
-  void* src = nullptr;
+  uint8_t *map = nullptr;
+  uint8_t* src = nullptr;
+  uint8_t* dst = nullptr;
+
+  if (spaBuffer->datas[0].chunk->size == 0) {
+    map = nullptr;
+    src = nullptr;
+  } else if (spaBuffer->datas[0].type == SPA_DATA_MemFd) {
+    map = static_cast<uint8_t*>(mmap(
+        nullptr, spaBuffer->datas[0].maxsize + spaBuffer->datas[0].mapoffset,
+        PROT_READ, MAP_PRIVATE, spaBuffer->datas[0].fd, 0));
+
+    if (map == MAP_FAILED) {
+      RTC_LOG(LS_ERROR) << "Failed to mmap the memory: " << std::strerror(errno);
+      return;
+    }
 
-  if (!(src = spaBuffer->datas[0].data)) {
+    src = SPA_MEMBER(map, spaBuffer->datas[0].mapoffset, uint8_t);
+  } else if (spaBuffer->datas[0].type == SPA_DATA_DmaBuf) {
+    int fd;
+    fd = spaBuffer->datas[0].fd;
+
+    map = static_cast<uint8_t*>(mmap(
+        nullptr, spaBuffer->datas[0].maxsize + spaBuffer->datas[0].mapoffset,
+        PROT_READ, MAP_PRIVATE, fd, 0));
+
+    if (map == MAP_FAILED) {
+      RTC_LOG(LS_ERROR) << "Failed to mmap the memory: " << std::strerror(errno);
+      return;
+    }
+
+    SyncDmaBuf(fd, DMA_BUF_SYNC_START);
+
+    src = SPA_MEMBER(map, spaBuffer->datas[0].mapoffset, uint8_t);
+  } else if (spaBuffer->datas[0].type == SPA_DATA_MemPtr) {
+    map = nullptr;
+    src = static_cast<uint8_t*>(spaBuffer->datas[0].data);
+  } else {
     return;
   }
 
-  uint32_t maxSize = spaBuffer->datas[0].maxsize;
-  int32_t srcStride = spaBuffer->datas[0].chunk->stride;
+  if (!src) {
+    return;
+  }
+
+  DesktopSize prev_crop_size = DesktopSize(0, 0);
+  if (video_crop_size_initialized_) {
+    prev_crop_size = video_crop_size_;
+  }
+
+  if ((video_crop = static_cast<struct spa_meta_region*>(
+           spa_buffer_find_meta_data(spaBuffer, SPA_META_VideoCrop, sizeof(*video_crop))))) {
+    RTC_DCHECK(video_crop->region.size.width <= desktop_size_.width() &&
+               video_crop->region.size.height <= desktop_size_.height());
+    if ((video_crop->region.size.width != desktop_size_.width() ||
+        video_crop->region.size.height != desktop_size_.height()) && video_crop->region.size.width && video_crop->region.size.height) {
+      video_crop_size_ = DesktopSize(video_crop->region.size.width, video_crop->region.size.height);
+      video_crop_size_initialized_ = true;
+    } else {
+      video_crop_size_initialized_ = false;
+    }
+  } else {
+    video_crop_size_initialized_ = false;
+  }
+
+  size_t frame_size;
+  if (video_crop_size_initialized_) {
+    frame_size =
+        video_crop_size_.width() * video_crop_size_.height() * kBytesPerPixel;
+  } else {
+    frame_size =
+        desktop_size_.width() * desktop_size_.height() * kBytesPerPixel;
+  }
+
+  if (!current_frame_ ||
+      (video_crop_size_initialized_ && !video_crop_size_.equals(prev_crop_size))) {
+    current_frame_ = std::make_unique<uint8_t[]>(frame_size);
+  }
+  RTC_DCHECK(current_frame_ != nullptr);
+
+  const int32_t dstStride = video_crop_size_initialized_
+                                ? video_crop_size_.width() * kBytesPerPixel
+                                : desktop_size_.width() * kBytesPerPixel;
+  const int32_t srcStride = spaBuffer->datas[0].chunk->stride;
+
   if (srcStride != (desktop_size_.width() * kBytesPerPixel)) {
     RTC_LOG(LS_ERROR) << "Got buffer with stride different from screen stride: "
                       << srcStride
@@ -397,21 +434,40 @@ void BaseCapturerPipeWire::HandleBuffer(
     return;
   }
 
-  if (!current_frame_) {
-    current_frame_ = static_cast<uint8_t*>(malloc(maxSize));
+  dst = current_frame_.get();
+
+  // Adjust source content based on crop video position
+  if (video_crop_size_initialized_ &&
+      (video_crop->region.position.y + video_crop_size_.height() <= desktop_size_.height())) {
+    for (int i = 0; i < video_crop->region.position.y; ++i) {
+      src += srcStride;
+    }
+  }
+  const int xOffset =
+      video_crop_size_initialized_ && (video_crop->region.position.x + video_crop_size_.width() <=
+                           desktop_size_.width())
+          ? video_crop->region.position.x * kBytesPerPixel
+          : 0;
+  const int height = video_crop_size_initialized_ ? video_crop_size_.height() : desktop_size_.height();
+  for (int i = 0; i < height; ++i) {
+    // Adjust source content based on crop video position if needed
+    src += xOffset;
+    std::memcpy(dst, src, dstStride);
+    // If both sides decided to go with the RGBx format we need to convert it to
+    // BGRx to match color format expected by WebRTC.
+    if (spa_video_format_.format == SPA_VIDEO_FORMAT_RGBx ||
+        spa_video_format_.format == SPA_VIDEO_FORMAT_RGBA) {
+      ConvertRGBxToBGRx(dst, dstStride);
+    }
+    src += srcStride - xOffset;
+    dst += dstStride;
   }
-  RTC_DCHECK(current_frame_ != nullptr);
 
-  // If both sides decided to go with the RGBx format we need to convert it to
-  // BGRx to match color format expected by WebRTC.
-  if (spa_video_format_->format == pw_type_->video_format.RGBx) {
-    uint8_t* tempFrame = static_cast<uint8_t*>(malloc(maxSize));
-    std::memcpy(tempFrame, src, maxSize);
-    ConvertRGBxToBGRx(tempFrame, maxSize);
-    std::memcpy(current_frame_, tempFrame, maxSize);
-    free(tempFrame);
-  } else {
-    std::memcpy(current_frame_, src, maxSize);
+  if (map) {
+    if (spaBuffer->datas[0].type == SPA_DATA_DmaBuf) {
+      SyncDmaBuf(spaBuffer->datas[0].fd, DMA_BUF_SYNC_END);
+    }
+    munmap(map, spaBuffer->datas[0].maxsize + spaBuffer->datas[0].mapoffset);
   }
 }
 
@@ -770,10 +826,7 @@ void BaseCapturerPipeWire::OnStartReques
       g_variant_get(variant, "(u@a{sv})", &stream_id, &options);
       RTC_DCHECK(options != nullptr);
 
-      g_variant_lookup(options, "size", "(ii)", &width, &height);
-
-      that->desktop_size_.set(width, height);
-
+      that->pw_stream_node_id_ = stream_id;
       g_variant_unref(options);
       g_variant_unref(variant);
     }
@@ -859,10 +912,15 @@ void BaseCapturerPipeWire::CaptureFrame(
     return;
   }
 
-  std::unique_ptr<DesktopFrame> result(new BasicDesktopFrame(desktop_size_));
+  DesktopSize frame_size = desktop_size_;
+  if (video_crop_size_initialized_) {
+    frame_size = video_crop_size_;
+  }
+
+  std::unique_ptr<DesktopFrame> result(new BasicDesktopFrame(frame_size));
   result->CopyPixelsFrom(
-      current_frame_, (desktop_size_.width() * kBytesPerPixel),
-      DesktopRect::MakeWH(desktop_size_.width(), desktop_size_.height()));
+      current_frame_.get(), (frame_size.width() * kBytesPerPixel),
+      DesktopRect::MakeWH(frame_size.width(), frame_size.height()));
   if (!result) {
     callback_->OnCaptureResult(Result::ERROR_TEMPORARY, nullptr);
     return;
@@ -887,4 +945,22 @@ bool BaseCapturerPipeWire::SelectSource(
   return true;
 }
 
+// static
+std::unique_ptr<DesktopCapturer>
+BaseCapturerPipeWire::CreateRawScreenCapturer(
+    const DesktopCaptureOptions& options) {
+  std::unique_ptr<BaseCapturerPipeWire> capturer =
+      std::make_unique<BaseCapturerPipeWire>(BaseCapturerPipeWire::CaptureSourceType::kAny);
+  return std::move(capturer);}
+
+// static
+std::unique_ptr<DesktopCapturer>
+BaseCapturerPipeWire::CreateRawWindowCapturer(
+    const DesktopCaptureOptions& options) {
+
+  std::unique_ptr<BaseCapturerPipeWire> capturer =
+      std::make_unique<BaseCapturerPipeWire>(BaseCapturerPipeWire::CaptureSourceType::kAny);
+  return std::move(capturer);
+}
+
 }  // namespace webrtc
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/window_capturer_pipewire.cc
@@ -16,7 +16,7 @@
 namespace webrtc {
 
 WindowCapturerPipeWire::WindowCapturerPipeWire()
-    : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::Window) {}
+    : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::kWindow) {}
 WindowCapturerPipeWire::~WindowCapturerPipeWire() {}
 
 // static
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/window_capturer_linux.cc
@@ -28,7 +28,7 @@ std::unique_ptr<DesktopCapturer> Desktop
     const DesktopCaptureOptions& options) {
 #if defined(WEBRTC_USE_PIPEWIRE)
   if (options.allow_pipewire() && DesktopCapturer::IsRunningUnderWayland()) {
-    return WindowCapturerPipeWire::CreateRawWindowCapturer(options);
+    return BaseCapturerPipeWire::CreateRawWindowCapturer(options);
   }
 #endif  // defined(WEBRTC_USE_PIPEWIRE)
 
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/screen_capturer_pipewire.cc
@@ -16,7 +16,7 @@
 namespace webrtc {
 
 ScreenCapturerPipeWire::ScreenCapturerPipeWire()
-    : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::Screen) {}
+    : BaseCapturerPipeWire(BaseCapturerPipeWire::CaptureSourceType::kScreen) {}
 ScreenCapturerPipeWire::~ScreenCapturerPipeWire() {}
 
 // static
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/screen_capturer_linux.cc
@@ -28,8 +28,8 @@ std::unique_ptr<DesktopCapturer> Desktop
     const DesktopCaptureOptions& options) {
 #if defined(WEBRTC_USE_PIPEWIRE)
   if (options.allow_pipewire() && DesktopCapturer::IsRunningUnderWayland()) {
-    return ScreenCapturerPipeWire::CreateRawScreenCapturer(options);
-  }
+    return BaseCapturerPipeWire::CreateRawScreenCapturer(options);
+}
 #endif  // defined(WEBRTC_USE_PIPEWIRE)
 
 #if defined(WEBRTC_USE_X11)
Index: chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
+++ chromium-83.0.4103.116/third_party/webrtc/modules/desktop_capture/linux/base_capturer_pipewire.h
@@ -22,17 +22,13 @@
 
 namespace webrtc {
 
-class PipeWireType {
- public:
-  spa_type_media_type media_type;
-  spa_type_media_subtype media_subtype;
-  spa_type_format_video format_video;
-  spa_type_video_format video_format;
-};
-
 class BaseCapturerPipeWire : public DesktopCapturer {
  public:
-  enum CaptureSourceType { Screen = 1, Window };
+  enum CaptureSourceType : uint32_t {
+    kScreen = 0b01,
+    kWindow = 0b10,
+    kAny = 0b11
+  };
 
   explicit BaseCapturerPipeWire(CaptureSourceType source_type);
   ~BaseCapturerPipeWire() override;
@@ -43,28 +39,32 @@ class BaseCapturerPipeWire : public Desk
   bool GetSourceList(SourceList* sources) override;
   bool SelectSource(SourceId id) override;
 
+  static std::unique_ptr<DesktopCapturer> CreateRawScreenCapturer(
+      const DesktopCaptureOptions& options);
+
+  static std::unique_ptr<DesktopCapturer> CreateRawWindowCapturer(
+      const DesktopCaptureOptions& options);
+
  private:
   // PipeWire types -->
+  pw_context* pw_context_ = nullptr;
   pw_core* pw_core_ = nullptr;
-  pw_type* pw_core_type_ = nullptr;
   pw_stream* pw_stream_ = nullptr;
-  pw_remote* pw_remote_ = nullptr;
-  pw_loop* pw_loop_ = nullptr;
   pw_thread_loop* pw_main_loop_ = nullptr;
-  PipeWireType* pw_type_ = nullptr;
 
+  spa_hook spa_core_listener_ = {};
   spa_hook spa_stream_listener_ = {};
-  spa_hook spa_remote_listener_ = {};
 
+  pw_core_events pw_core_events_ = {};
   pw_stream_events pw_stream_events_ = {};
-  pw_remote_events pw_remote_events_ = {};
 
-  spa_video_info_raw* spa_video_format_ = nullptr;
+  struct spa_video_info_raw spa_video_format_;
 
+  guint32 pw_stream_node_id_ = 0;
   gint32 pw_fd_ = -1;
 
   CaptureSourceType capture_source_type_ =
-      BaseCapturerPipeWire::CaptureSourceType::Screen;
+      BaseCapturerPipeWire::CaptureSourceType::kAny;
 
   // <-- end of PipeWire types
 
@@ -79,33 +79,38 @@ class BaseCapturerPipeWire : public Desk
   guint sources_request_signal_id_ = 0;
   guint start_request_signal_id_ = 0;
 
+  bool video_crop_size_initialized_ = false;
+  DesktopSize video_crop_size_;;
   DesktopSize desktop_size_ = {};
   DesktopCaptureOptions options_ = {};
 
-  uint8_t* current_frame_ = nullptr;
+  std::unique_ptr<uint8_t[]> current_frame_;
   Callback* callback_ = nullptr;
 
   bool portal_init_failed_ = false;
 
   void InitPortal();
   void InitPipeWire();
-  void InitPipeWireTypes();
 
-  void CreateReceivingStream();
+  pw_stream* CreateReceivingStream();
   void HandleBuffer(pw_buffer* buffer);
 
   void ConvertRGBxToBGRx(uint8_t* frame, uint32_t size);
 
-  static void OnStateChanged(void* data,
-                             pw_remote_state old_state,
-                             pw_remote_state state,
-                             const char* error);
+  static void SyncDmaBuf(int fd, uint64_t start_or_end);
+  static void OnCoreError(void *data,
+                          uint32_t id,
+                          int seq,
+                          int res,
+                          const char *message);
+  static void OnStreamParamChanged(void *data,
+                                   uint32_t id,
+                                   const struct spa_pod *format);
   static void OnStreamStateChanged(void* data,
                                    pw_stream_state old_state,
                                    pw_stream_state state,
                                    const char* error_message);
 
-  static void OnStreamFormatChanged(void* data, const struct spa_pod* format);
   static void OnStreamProcess(void* data);
   static void OnNewBuffer(void* data, uint32_t id);
 
Index: chromium-83.0.4103.116/third_party/webrtc/webrtc.gni
===================================================================
--- chromium-83.0.4103.116.orig/third_party/webrtc/webrtc.gni
+++ chromium-83.0.4103.116/third_party/webrtc/webrtc.gni
@@ -114,6 +114,10 @@ declare_args() {
   # supported Ubuntu and Debian distributions.
   rtc_use_pipewire = is_desktop_linux && use_sysroot
 
+  # Sets the pipewire pkg-config version to use if rtc_use_pipewire is true
+  rtc_use_pipewire_version = "0.3"
+  rtc_use_spa_version = "0.2"
+
   # Set this to link PipeWire directly instead of using the dlopen.
   rtc_link_pipewire = false

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File build-with-pipewire-0.3.patch of Package chromium.openSUSE_Leap_15.1_Update

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