Experimental patch for MediaCodec APIs.

content/renderer/pepper/pepper_video_decoder_host.h

Index: content/renderer/pepper/pepper_video_decoder_host.h
diff --git a/content/renderer/pepper/pepper_video_decoder_host.h b/content/renderer/pepper/pepper_video_decoder_host.h
index bc44fe848dffe9778ae846b106db13647c9c5ca0..0fbb83c851dd23937f6d48a6f9ea07034f316b7a 100644
--- a/content/renderer/pepper/pepper_video_decoder_host.h
+++ b/content/renderer/pepper/pepper_video_decoder_host.h
@@ -10,11 +10,11 @@
 
 #include "base/basictypes.h"
 #include "base/containers/hash_tables.h"
-#include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "content/common/content_export.h"
 #include "gpu/command_buffer/common/mailbox.h"
+#include "media/base/video_decoder.h"
 #include "media/video/video_decode_accelerator.h"
 #include "ppapi/c/pp_codecs.h"
 #include "ppapi/host/host_message_context.h"
@@ -25,11 +25,24 @@ namespace base {
 class SharedMemory;
 }
 
+namespace gpu {
+namespace gles2 {
+class GLES2Interface;
+}
+}
+
+namespace webkit {
+namespace gpu {
+class ContextProviderWebContext;
+}
+}
+
 namespace content {
 
 class PPB_Graphics3D_Impl;
 class RendererPpapiHost;
 class RenderViewImpl;
+class SoftwareDecoder;
 
 class CONTENT_EXPORT PepperVideoDecoderHost
     : public ppapi::host::ResourceHost,
@@ -50,6 +63,8 @@ class CONTENT_EXPORT PepperVideoDecoderHost
     const ppapi::host::ReplyMessageContext reply_context;
   };
 
+  friend class SoftwareDecoder;
+
   // ResourceHost implementation.
   virtual int32_t OnResourceMessageReceived(
       const IPC::Message& msg,
@@ -85,6 +100,14 @@ class CONTENT_EXPORT PepperVideoDecoderHost
   int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context);
   int32_t OnHostMsgReset(ppapi::host::HostMessageContext* context);
 
+  // Software decoder callbacks.
+  void OnInitializeComplete(media::PipelineStatus pipeline_status);
+
+  void RequestTextures(uint32 requested_num_of_buffers,
+                       const gfx::Size& dimensions,
+                       uint32 texture_target,
+                       const std::vector<gpu::Mailbox>& mailboxes);
+
   // Non-owning pointer.
   RendererPpapiHost* renderer_ppapi_host_;
 
@@ -107,6 +130,10 @@ class CONTENT_EXPORT PepperVideoDecoderHost
   ppapi::host::ReplyMessageContext flush_reply_context_;
   ppapi::host::ReplyMessageContext reset_reply_context_;
 
+  // These are only used when in software fallback mode.
+  scoped_ptr<SoftwareDecoder> software_decoder_;
+  ppapi::host::ReplyMessageContext initialize_reply_context_;
+
   bool initialized_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperVideoDecoderHost);