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Unified Diff: content/renderer/media/renderer_webcontentdecryptionmodule_impl.cc

Issue 16583004: Add Stubbed implementation of WebCDM* interfaces for unprefixed EME APIs. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: review feedback Created 7 years, 6 months ago
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Index: content/renderer/media/renderer_webcontentdecryptionmodule_impl.cc
diff --git a/content/renderer/media/renderer_webcontentdecryptionmodule_impl.cc b/content/renderer/media/renderer_webcontentdecryptionmodule_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..96299ebe417c2f3374f5c2f39ee76e98843b9fee
--- /dev/null
+++ b/content/renderer/media/renderer_webcontentdecryptionmodule_impl.cc
@@ -0,0 +1,99 @@
+// Copyright (c) 2013 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 "content/renderer/media/renderer_webcontentdecryptionmodule_impl.h"
+
+#include "base/logging.h"
+#include "third_party/WebKit/public/platform/WebString.h"
+#include "third_party/WebKit/public/platform/WebURL.h"
+
+namespace content {
+
+class RendererWebContentDecryptionModuleSessionImpl
jamesr 2013/06/12 20:40:49 ditto on the redundant class names
+ : public WebKit::WebContentDecryptionModuleSession {
+ public:
+ RendererWebContentDecryptionModuleSessionImpl(
+ WebKit::WebContentDecryptionModuleSession::Client* client);
+ virtual ~RendererWebContentDecryptionModuleSessionImpl();
+
+ // WebKit::WebContentDecryptionModuleSession implementation.
+ virtual const WebKit::WebString& sessionId() const { return session_id_; }
+ virtual void generateKeyRequest(const WebKit::WebString& mime_type,
+ const unsigned char* init_data,
+ unsigned init_data_length);
+ virtual void update(const unsigned char* key, unsigned key_length);
+ virtual void close();
+
+ private:
+ WebKit::WebContentDecryptionModuleSession::Client* const client_;
jamesr 2013/06/12 20:40:49 the constness here is a bit unusual. is there a ty
ddorwin 2013/06/12 21:13:00 Done.
+ WebKit::WebString session_id_;
+
+ DISALLOW_IMPLICIT_CONSTRUCTORS(RendererWebContentDecryptionModuleSessionImpl);
+};
+
+RendererWebContentDecryptionModuleSessionImpl::
+RendererWebContentDecryptionModuleSessionImpl(
+ WebKit::WebContentDecryptionModuleSession::Client* client)
+ : client_(client) {
+ // TODO(ddorwin): Populate session_id_ from the real implementation.
+}
+
+RendererWebContentDecryptionModuleSessionImpl::
+~RendererWebContentDecryptionModuleSessionImpl() {
+}
+
+void RendererWebContentDecryptionModuleSessionImpl::generateKeyRequest(
+ const WebKit::WebString& mime_type,
+ const unsigned char* init_data, unsigned init_data_length) {
+ // TODO(ddorwin): Call a real implementation and remove stub event triggers.
+ NOTIMPLEMENTED();
+ client_->keyMessage(NULL, 0, WebKit::WebURL());
+}
+
+void RendererWebContentDecryptionModuleSessionImpl::update(
+ const unsigned char* key,
+ unsigned key_length) {
+ DCHECK(key);
+
+ // TODO(ddorwin): Call a real implementation and remove stub event triggers.
+ NOTIMPLEMENTED();
+ // TODO(ddorwin): Remove when we have a real implementation that passes tests.
+ if (key_length != 128 / 8) {
jamesr 2013/06/12 20:40:49 128 / 8? how are these magical numbers derived?
ddorwin 2013/06/12 21:13:00 These are temporary magical numbers (per the TODO
+ client_->keyError(
+ WebKit::WebContentDecryptionModuleSession::Client::
+ MediaKeyErrorCodeUnknown,
+ 0);
+ return;
+ }
+ client_->keyAdded();
+}
+
+void RendererWebContentDecryptionModuleSessionImpl::close() {
+ // TODO(ddorwin): Call a real implementation.
+ NOTIMPLEMENTED();
+}
+
+//------------------------------------------------------------------------------
+
+RendererWebContentDecryptionModuleImpl*
+RendererWebContentDecryptionModuleImpl::create(const string16& key_system) {
+ // TODO(ddorwin): Verify we can create the internal objects & load CDM first.
+ return new RendererWebContentDecryptionModuleImpl(key_system);
+}
+
+RendererWebContentDecryptionModuleImpl::RendererWebContentDecryptionModuleImpl(
+ const string16& key_system) {
+}
+
+RendererWebContentDecryptionModuleImpl::~RendererWebContentDecryptionModuleImpl(
+ ) {
jamesr 2013/06/12 20:40:49 very odd formatting
ddorwin 2013/06/12 21:13:00 Done. (It didn't fit before renaming and seemed mo
+}
+
+WebKit::WebContentDecryptionModuleSession*
+RendererWebContentDecryptionModuleImpl::createSession(
+ WebKit::WebContentDecryptionModuleSession::Client* client) {
+ return new RendererWebContentDecryptionModuleSessionImpl(client);
+}
+
+} // namespace content

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