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Side by Side Diff: content/renderer/media/buffered_resource_loader.h

Issue 18123002: Migrate webkit/renderer/media/ to content/renderer/media/. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 5 months ago
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1 // Copyright 2013 The Chromium Authors. All rights reserved. 1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef WEBKIT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_ 5 #ifndef CONTENT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_
6 #define WEBKIT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_ 6 #define CONTENT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_
7 7
8 #include <string> 8 #include <string>
9 9
10 #include "base/callback.h" 10 #include "base/callback.h"
11 #include "base/memory/scoped_ptr.h" 11 #include "base/memory/scoped_ptr.h"
12 #include "base/timer.h" 12 #include "base/timer.h"
13 #include "content/common/content_export.h"
14 #include "content/renderer/media/active_loader.h"
13 #include "googleurl/src/gurl.h" 15 #include "googleurl/src/gurl.h"
14 #include "media/base/seekable_buffer.h" 16 #include "media/base/seekable_buffer.h"
15 #include "third_party/WebKit/public/platform/WebURLLoader.h" 17 #include "third_party/WebKit/public/platform/WebURLLoader.h"
16 #include "third_party/WebKit/public/platform/WebURLLoaderClient.h" 18 #include "third_party/WebKit/public/platform/WebURLLoaderClient.h"
17 #include "third_party/WebKit/public/platform/WebURLRequest.h" 19 #include "third_party/WebKit/public/platform/WebURLRequest.h"
18 #include "third_party/WebKit/public/web/WebFrame.h" 20 #include "third_party/WebKit/public/web/WebFrame.h"
19 #include "webkit/renderer/media/active_loader.h"
20 21
21 namespace media { 22 namespace media {
22 class MediaLog; 23 class MediaLog;
23 class SeekableBuffer; 24 class SeekableBuffer;
24 } 25 }
25 26
26 namespace webkit_media { 27 namespace content {
27 28
28 const int64 kPositionNotSpecified = -1; 29 const int64 kPositionNotSpecified = -1;
29 30
30 const char kHttpScheme[] = "http"; 31 const char kHttpScheme[] = "http";
31 const char kHttpsScheme[] = "https"; 32 const char kHttpsScheme[] = "https";
32 33
33 // BufferedResourceLoader is single threaded and must be accessed on the 34 // BufferedResourceLoader is single threaded and must be accessed on the
34 // render thread. It wraps a WebURLLoader and does in-memory buffering, 35 // render thread. It wraps a WebURLLoader and does in-memory buffering,
35 // pausing resource loading when the in-memory buffer is full and resuming 36 // pausing resource loading when the in-memory buffer is full and resuming
36 // resource loading when there is available capacity. 37 // resource loading when there is available capacity.
37 class BufferedResourceLoader : public WebKit::WebURLLoaderClient { 38 class CONTENT_EXPORT BufferedResourceLoader
39 : public WebKit::WebURLLoaderClient {
38 public: 40 public:
39 // kNeverDefer - Aggresively buffer; never defer loading while paused. 41 // kNeverDefer - Aggresively buffer; never defer loading while paused.
40 // kReadThenDefer - Request only enough data to fulfill read requests. 42 // kReadThenDefer - Request only enough data to fulfill read requests.
41 // kCapacityDefer - Try to keep amount of buffered data at capacity. 43 // kCapacityDefer - Try to keep amount of buffered data at capacity.
42 enum DeferStrategy { 44 enum DeferStrategy {
43 kNeverDefer, 45 kNeverDefer,
44 kReadThenDefer, 46 kReadThenDefer,
45 kCapacityDefer, 47 kCapacityDefer,
46 }; 48 };
47 49
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319 int bitrate_; 321 int bitrate_;
320 322
321 // Playback rate of the media. 323 // Playback rate of the media.
322 float playback_rate_; 324 float playback_rate_;
323 325
324 scoped_refptr<media::MediaLog> media_log_; 326 scoped_refptr<media::MediaLog> media_log_;
325 327
326 DISALLOW_COPY_AND_ASSIGN(BufferedResourceLoader); 328 DISALLOW_COPY_AND_ASSIGN(BufferedResourceLoader);
327 }; 329 };
328 330
329 } // namespace webkit_media 331 } // namespace content
330 332
331 #endif // WEBKIT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_ 333 #endif // CONTENT_RENDERER_MEDIA_BUFFERED_RESOURCE_LOADER_H_
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