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Issue 2307083002: Cleanup: move WebRTC related files from chrome/browser/media to chrome/browser/media/webrtc/ (Closed)
Patch Set: Removed file wrongly resuscitated during rebase Created 4 years, 3 months ago
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1 // Copyright 2016 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/browser/media/tab_desktop_media_list.h"
6
7 #include "base/hash.h"
8 #include "base/threading/sequenced_worker_pool.h"
9 #include "chrome/browser/profiles/profile_manager.h"
10 #include "chrome/browser/ui/browser.h"
11 #include "chrome/browser/ui/browser_list.h"
12 #include "chrome/browser/ui/tabs/tab_strip_model.h"
13 #include "components/favicon/content/content_favicon_driver.h"
14 #include "content/public/browser/browser_thread.h"
15 #include "content/public/browser/render_frame_host.h"
16 #include "content/public/browser/render_process_host.h"
17 #include "media/base/video_util.h"
18 #include "third_party/skia/include/core/SkCanvas.h"
19 #include "third_party/skia/include/core/SkImage.h"
20 #include "ui/gfx/image/image.h"
21
22 using content::BrowserThread;
23 using content::DesktopMediaID;
24
25 namespace {
26
27 gfx::ImageSkia CreateEnclosedFaviconImage(gfx::Size size,
28 const gfx::ImageSkia& favicon) {
29 DCHECK_GE(size.width(), 20);
30 DCHECK_GE(size.height(), 20);
31
32 // Create a bitmap.
33 SkBitmap result;
34 result.allocN32Pixels(size.width(), size.height(), false);
35 SkCanvas canvas(result);
36 canvas.clear(SK_ColorTRANSPARENT);
37
38 // Draw the favicon image into the center of result image. If the favicon is
39 // too big, scale it down.
40 gfx::Size fill_size = favicon.size();
41 if (result.width() < favicon.width() || result.height() < favicon.height())
42 fill_size = media::ScaleSizeToFitWithinTarget(favicon.size(), size);
43
44 gfx::Rect center_rect(result.width(), result.height());
45 center_rect.ClampToCenteredSize(fill_size);
46 SkRect dest_rect =
47 SkRect::MakeLTRB(center_rect.x(), center_rect.y(), center_rect.right(),
48 center_rect.bottom());
49 canvas.drawBitmapRect(*favicon.bitmap(), dest_rect, nullptr);
50
51 return gfx::ImageSkia::CreateFrom1xBitmap(result);
52 }
53
54 // Update the list once per second.
55 const int kDefaultUpdatePeriod = 1000;
56
57 } // namespace
58
59 TabDesktopMediaList::TabDesktopMediaList()
60 : DesktopMediaListBase(
61 base::TimeDelta::FromMilliseconds(kDefaultUpdatePeriod)),
62 weak_factory_(this) {
63 base::SequencedWorkerPool* worker_pool = BrowserThread::GetBlockingPool();
64 thumbnail_task_runner_ =
65 worker_pool->GetSequencedTaskRunner(worker_pool->GetSequenceToken());
66 }
67
68 TabDesktopMediaList::~TabDesktopMediaList() {}
69
70 void TabDesktopMediaList::Refresh() {
71 DCHECK_CURRENTLY_ON(BrowserThread::UI);
72
73 Profile* profile = ProfileManager::GetLastUsedProfileAllowedByPolicy();
74 if (!profile) {
75 ScheduleNextRefresh();
76 return;
77 }
78
79 std::vector<Browser*> browsers;
80 for (auto* browser : *BrowserList::GetInstance()) {
81 if (browser->profile()->GetOriginalProfile() ==
82 profile->GetOriginalProfile()) {
83 browsers.push_back(browser);
84 }
85 }
86
87 ImageHashesMap new_favicon_hashes;
88 std::vector<SourceDescription> sources;
89 std::map<base::TimeTicks, SourceDescription> tab_map;
90 std::vector<std::pair<DesktopMediaID, gfx::ImageSkia>> favicon_pairs;
91
92 // Enumerate all tabs with their titles and favicons for a user profile.
93 for (auto* browser : browsers) {
94 const TabStripModel* tab_strip_model = browser->tab_strip_model();
95 DCHECK(tab_strip_model);
96
97 for (int i = 0; i < tab_strip_model->count(); i++) {
98 // Create id for tab.
99 content::WebContents* contents = tab_strip_model->GetWebContentsAt(i);
100 DCHECK(contents);
101 content::RenderFrameHost* main_frame = contents->GetMainFrame();
102 DCHECK(main_frame);
103 DesktopMediaID media_id(
104 DesktopMediaID::TYPE_WEB_CONTENTS, DesktopMediaID::kNullId,
105 content::WebContentsMediaCaptureId(main_frame->GetProcess()->GetID(),
106 main_frame->GetRoutingID()));
107
108 // Get tab's last active time stamp.
109 const base::TimeTicks t = contents->GetLastActiveTime();
110 tab_map.insert(
111 std::make_pair(t, SourceDescription(media_id, contents->GetTitle())));
112
113 // Get favicon for tab.
114 favicon::FaviconDriver* favicon_driver =
115 favicon::ContentFaviconDriver::FromWebContents(contents);
116 if (!favicon_driver)
117 continue;
118
119 gfx::Image favicon = favicon_driver->GetFavicon();
120 if (favicon.IsEmpty())
121 continue;
122
123 // Only new or changed favicon need update.
124 new_favicon_hashes[media_id] = GetImageHash(favicon);
125 if (!favicon_hashes_.count(media_id) ||
126 (favicon_hashes_[media_id] != new_favicon_hashes[media_id])) {
127 gfx::ImageSkia image = favicon.AsImageSkia();
128 image.MakeThreadSafe();
129 favicon_pairs.push_back(std::make_pair(media_id, image));
130 }
131 }
132 }
133 favicon_hashes_ = new_favicon_hashes;
134
135 // Sort tab sources by time. Most recent one first. Then update sources list.
136 for (auto it = tab_map.rbegin(); it != tab_map.rend(); ++it)
137 sources.push_back(it->second);
138
139 UpdateSourcesList(sources);
140
141 for (const auto& it : favicon_pairs) {
142 // Create a thumbail in a different thread and update the thumbnail in
143 // current thread.
144 base::PostTaskAndReplyWithResult(
145 thumbnail_task_runner_.get(), FROM_HERE,
146 base::Bind(&CreateEnclosedFaviconImage, thumbnail_size_, it.second),
147 base::Bind(&TabDesktopMediaList::UpdateSourceThumbnail,
148 weak_factory_.GetWeakPtr(), it.first));
149 }
150
151 // ScheduleNextRefresh() needs to be called after all calls for
152 // UpdateSourceThumbnail() have done. Therefore, a DoNothing task is posted
153 // to the same sequenced task runner that CreateEnlargedFaviconImag()
154 // is posted.
155 thumbnail_task_runner_.get()->PostTaskAndReply(
156 FROM_HERE, base::Bind(&base::DoNothing),
157 base::Bind(&TabDesktopMediaList::ScheduleNextRefresh,
158 weak_factory_.GetWeakPtr()));
159 }
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