blob: 2dab8316de90b06a308f9fca8583477a4e3edcc3 [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "core/paint/VideoPainter.h"
#include "core/dom/Document.h"
#include "core/frame/LocalFrameView.h"
#include "core/html/media/HTMLVideoElement.h"
#include "core/layout/LayoutVideo.h"
#include "core/paint/ImagePainter.h"
#include "core/paint/PaintInfo.h"
#include "platform/geometry/LayoutPoint.h"
#include "platform/graphics/paint/DrawingRecorder.h"
#include "platform/graphics/paint/ForeignLayerDisplayItem.h"
namespace blink {
void VideoPainter::PaintReplaced(const PaintInfo& paint_info,
const LayoutPoint& paint_offset) {
WebMediaPlayer* media_player =
layout_video_.MediaElement()->GetWebMediaPlayer();
bool displaying_poster =
layout_video_.VideoElement()->ShouldDisplayPosterImage();
if (!displaying_poster && !media_player)
return;
LayoutRect replaced_rect(layout_video_.ReplacedContentRect());
replaced_rect.MoveBy(paint_offset);
IntRect snapped_replaced_rect = PixelSnappedIntRect(replaced_rect);
if (snapped_replaced_rect.IsEmpty())
return;
if (DrawingRecorder::UseCachedDrawingIfPossible(
paint_info.context, layout_video_, paint_info.phase))
return;
GraphicsContext& context = paint_info.context;
LayoutRect content_rect = layout_video_.ContentBoxRect();
content_rect.MoveBy(paint_offset);
// Video frames are only painted in software for printing or capturing node
// images via web APIs.
bool force_software_video_paint =
paint_info.GetGlobalPaintFlags() & kGlobalPaintFlattenCompositingLayers;
bool paint_with_foreign_layer =
!displaying_poster && !force_software_video_paint &&
RuntimeEnabledFeatures::SlimmingPaintV2Enabled();
if (paint_with_foreign_layer) {
if (WebLayer* layer = layout_video_.MediaElement()->PlatformLayer()) {
IntRect pixel_snapped_rect = PixelSnappedIntRect(content_rect);
RecordForeignLayer(
context, layout_video_, DisplayItem::kForeignLayerVideo, layer,
pixel_snapped_rect.Location(), pixel_snapped_rect.Size());
return;
}
}
// TODO(trchen): Video rect could overflow the content rect due to object-fit.
// Should apply a clip here like EmbeddedObjectPainter does.
DrawingRecorder recorder(context, layout_video_, paint_info.phase);
if (displaying_poster || !force_software_video_paint) {
// This will display the poster image, if one is present, and otherwise
// paint nothing.
ImagePainter(layout_video_)
.PaintIntoRect(context, replaced_rect, content_rect);
} else {
PaintFlags video_flags = context.FillFlags();
video_flags.setColor(SK_ColorBLACK);
layout_video_.VideoElement()->PaintCurrentFrame(
context.Canvas(), snapped_replaced_rect, &video_flags);
}
}
} // namespace blink