BufferedDataSource to support server without range request support

This patch will enable BufferedDataSource to support servers with
no range request support. It will start a probe request of 1 byte
size besides the regular request. If the server does not support
range request, we will turn on the is_streamed flag of FFmpeg and
will not do any seeking.

BUG=17628
TEST=test_shell_tests --gtest_filter=BufferedDataSource.*

Review URL: http://codereview.chromium.org/160076

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@21999 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 40 insertions, 0 deletions

diff --git a/webkit/api/public/WebMediaPlayer.h b/webkit/api/public/WebMediaPlayer.h
index 8b60c77..56bc967 100644
--- a/webkit/api/public/WebMediaPlayer.h
+++ b/webkit/api/public/WebMediaPlayer.h
@@ -59,6 +59,13 @@ namespace WebKit {
             HaveEnoughData,
         };
 
+        enum MovieLoadType{
+            Unknown,
+            Download,
+            StoredStream,
+            LiveStream,
+        };
+
         virtual ~WebMediaPlayer() {}
 
         virtual void load(const WebURL&) = 0;
@@ -104,6 +111,9 @@ namespace WebKit {
 
         virtual unsigned long long bytesLoaded() const = 0;
         virtual unsigned long long totalBytes() const = 0;
+
+        virtual bool hasSingleSecurityOrigin() const = 0;
+        virtual MovieLoadType movieLoadType() const = 0;
     };
 
 } // namespace WebKit
diff --git a/webkit/api/src/WebMediaPlayerClientImpl.cpp b/webkit/api/src/WebMediaPlayerClientImpl.cpp
index d26bd16..884d45b 100644
--- a/webkit/api/src/WebMediaPlayerClientImpl.cpp
+++ b/webkit/api/src/WebMediaPlayerClientImpl.cpp
@@ -361,6 +361,34 @@ void WebMediaPlayerClientImpl::setAutobuffer(bool autoBuffer)
         m_webMediaPlayer->setAutoBuffer(autoBuffer);
 }
 
+bool WebMediaPlayerClientImpl::hasSingleSecurityOrigin() const
+{
+    if (m_webMediaPlayer.get())
+        return m_webMediaPlayer->hasSingleSecurityOrigin();
+    return false;
+}
+
+MediaPlayer::MovieLoadType WebMediaPlayerClientImpl::movieLoadType() const
+{
+    COMPILE_ASSERT(
+        int(WebMediaPlayer::Unknown) == int(MediaPlayer::Unknown),
+        Unknown);
+    COMPILE_ASSERT(
+        int(WebMediaPlayer::Download) == int(MediaPlayer::Download),
+        Download);
+    COMPILE_ASSERT(
+        int(WebMediaPlayer::StoredStream) == int(MediaPlayer::StoredStream),
+        StoredStream);
+    COMPILE_ASSERT(
+        int(WebMediaPlayer::LiveStream) == int(MediaPlayer::LiveStream),
+        LiveStream);
+
+    if (m_webMediaPlayer.get())
+        return static_cast<MediaPlayer::MovieLoadType>(
+            m_webMediaPlayer->movieLoadType());
+    return MediaPlayer::Unknown;
+}
+
 MediaPlayerPrivateInterface* WebMediaPlayerClientImpl::create(MediaPlayer* player)
 {
     WebMediaPlayerClientImpl* client = new WebMediaPlayerClientImpl();
diff --git a/webkit/api/src/WebMediaPlayerClientImpl.h b/webkit/api/src/WebMediaPlayerClientImpl.h
index d758276..721073c 100644
--- a/webkit/api/src/WebMediaPlayerClientImpl.h
+++ b/webkit/api/src/WebMediaPlayerClientImpl.h
@@ -90,6 +90,8 @@ namespace WebKit {
         virtual unsigned bytesLoaded() const;
         virtual void setSize(const WebCore::IntSize&);
         virtual void paint(WebCore::GraphicsContext*, const WebCore::IntRect&);
+        virtual bool hasSingleSecurityOrigin() const;
+        virtual WebCore::MediaPlayer::MovieLoadType movieLoadType() const;
 
     private:
         WebMediaPlayerClientImpl();