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

Issue 16025005: Web MIDI API back-end (work-in-progress) (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: For now disable sending data - fix IPC thread in renderer Created 7 years, 6 months ago
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Index: content/renderer/media/renderer_webmidiaccessor_impl.cc
diff --git a/content/renderer/media/renderer_webmidiaccessor_impl.cc b/content/renderer/media/renderer_webmidiaccessor_impl.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0a8b68f6d3b53c119398b0e985ce5f005fa5f50a
--- /dev/null
+++ b/content/renderer/media/renderer_webmidiaccessor_impl.cc
@@ -0,0 +1,43 @@
+// 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_webmidiaccessor_impl.h"
+
+#include "base/logging.h"
+#include "content/renderer/media/midi_message_filter.h"
+#include "content/renderer/render_thread_impl.h"
+
+namespace content {
+
+RendererWebMIDIAccessorImpl::RendererWebMIDIAccessorImpl(
+ WebKit::WebMIDIAccessorClient* client)
+ : client_(client) {
+ DCHECK(client_);
+}
+
+RendererWebMIDIAccessorImpl::~RendererWebMIDIAccessorImpl() {
+ midi_message_filter()->RemoveClient(client_);
+}
+
+void RendererWebMIDIAccessorImpl::requestAccess(bool access) {
+ midi_message_filter()->RequestAccess(client_, access ? 1 : 0);
+}
+
+void RendererWebMIDIAccessorImpl::sendMIDIData(
+ unsigned port_index,
+ const unsigned char* data,
+ size_t length,
+ double timestamp) {
+ midi_message_filter()->SendMIDIData(
+ port_index,
+ data,
+ length,
+ timestamp);
+}
+
+MIDIMessageFilter* RendererWebMIDIAccessorImpl::midi_message_filter() {
+ return RenderThreadImpl::current()->midi_message_filter();
+}
+
+} // namespace content

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