1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
// 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 "third_party/blink/renderer/core/paint/video_painter.h"
#include "cc/layers/layer.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/frame/local_frame_view.h"
#include "third_party/blink/renderer/core/html/media/html_video_element.h"
#include "third_party/blink/renderer/core/layout/layout_video.h"
#include "third_party/blink/renderer/core/paint/image_painter.h"
#include "third_party/blink/renderer/core/paint/paint_info.h"
#include "third_party/blink/renderer/platform/geometry/layout_point.h"
#include "third_party/blink/renderer/platform/graphics/paint/drawing_recorder.h"
#include "third_party/blink/renderer/platform/graphics/paint/foreign_layer_display_item.h"
namespace blink {
void VideoPainter::PaintReplaced(const PaintInfo& paint_info,
const PhysicalOffset& paint_offset) {
WebMediaPlayer* media_player =
layout_video_.MediaElement()->GetWebMediaPlayer();
bool displaying_poster =
layout_video_.VideoElement()->ShouldDisplayPosterImage();
if (!displaying_poster && !media_player)
return;
PhysicalRect replaced_rect = layout_video_.ReplacedContentRect();
replaced_rect.Move(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;
PhysicalRect content_box_rect = layout_video_.PhysicalContentBoxRect();
content_box_rect.Move(paint_offset);
// Since we may have changed the location of the replaced content, we need to
// notify PaintArtifactCompositor.
if (layout_video_.GetFrameView())
layout_video_.GetFrameView()->SetPaintArtifactCompositorNeedsUpdate();
// 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::CompositeAfterPaintEnabled();
if (paint_with_foreign_layer) {
if (cc::Layer* layer = layout_video_.MediaElement()->CcLayer()) {
layer->SetBounds(gfx::Size(snapped_replaced_rect.Size()));
layer->SetIsDrawable(true);
layer->SetHitTestable(true);
RecordForeignLayer(context, layout_video_,
DisplayItem::kForeignLayerVideo, layer,
FloatPoint(snapped_replaced_rect.Location()));
return;
}
}
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.
DCHECK(paint_info.PaintContainer());
ImagePainter(layout_video_)
.PaintIntoRect(context, replaced_rect, content_box_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
|