media_capture_util.h revision 1320f92c476a1ad9d19dba2a48c72b75566198e9 
1// Copyright 2014 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#ifndef EXTENSIONS_SHELL_BROWSER_MEDIA_CAPTURE_UTIL_H_
6#define EXTENSIONS_SHELL_BROWSER_MEDIA_CAPTURE_UTIL_H_
7
8#include "base/macros.h"
9#include "content/public/common/media_stream_request.h"
10
11namespace content {
12class WebContents;
13}
14
15namespace extensions {
16
17class Extension;
18
19namespace media_capture_util {
20
21// Grants access to audio and video capture devices.
22// * If the caller requests specific device ids, grants access to those.
23// * If the caller does not request specific ids, grants access to the first
24//   available device.
25// Usually used as a helper for media capture ProcessMediaAccessRequest().
26void GrantMediaStreamRequest(content::WebContents* web_contents,
27                             const content::MediaStreamRequest& request,
28                             const content::MediaResponseCallback& callback,
29                             const Extension* extension);
30
31// Verifies that the extension has permission for |type|. If not, crash.
32void VerifyMediaAccessPermission(content::MediaStreamType type,
33                                 const Extension* extension);
34
35}  // namespace media_capture_util
36}  // namespace extensions
37
38#endif  // EXTENSIONS_SHELL_BROWSER_MEDIA_CAPTURE_UTIL_H_
39