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 |
new file mode 100644 |
index 0000000000000000000000000000000000000000..e04f68ec999042f5afb18dc7eef89f1ebe84b785 |
--- /dev/null |
+++ b/content/renderer/pepper/pepper_video_decoder_host.h |
@@ -0,0 +1,118 @@ |
+// Copyright (c) 2014 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. |
+ |
+#ifndef CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ |
+#define CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ |
+ |
+#include <map> |
+#include <vector> |
+ |
+#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/video/video_decode_accelerator.h" |
+#include "ppapi/c/pp_codecs.h" |
+#include "ppapi/host/host_message_context.h" |
+#include "ppapi/host/resource_host.h" |
+#include "ppapi/proxy/resource_message_params.h" |
+// For limits on shm buffer size and number. |
+#include "ppapi/proxy/video_decoder_resource.h" |
dmichael (off chromium)
2014/05/20 22:40:38
Should this go in the body?
bbudge
2014/05/22 18:34:55
Removed this.
|
+ |
+namespace base { |
+class SharedMemory; |
+} |
+ |
+namespace content { |
+ |
+class PPB_Graphics3D_Impl; |
+class RendererPpapiHost; |
+class RenderViewImpl; |
+ |
+class CONTENT_EXPORT PepperVideoDecoderHost |
+ : public ppapi::host::ResourceHost, |
+ public media::VideoDecodeAccelerator::Client { |
+ public: |
+ PepperVideoDecoderHost(RendererPpapiHost* host, |
+ PP_Instance instance, |
+ PP_Resource resource); |
+ virtual ~PepperVideoDecoderHost(); |
+ |
+ private: |
+ struct PendingDecode { |
+ PendingDecode(uint32_t shm_id, |
+ const ppapi::host::ReplyMessageContext& reply_context); |
+ ~PendingDecode(); |
+ |
+ uint32_t shm_id; |
+ ppapi::host::ReplyMessageContext reply_context; |
+ }; |
+ |
+ virtual int32_t OnResourceMessageReceived( |
+ const IPC::Message& msg, |
+ ppapi::host::HostMessageContext* context) OVERRIDE; |
+ |
+ // media::VideoDecodeAccelerator::Client implementation. |
+ virtual void ProvidePictureBuffers(uint32 requested_num_of_buffers, |
+ const gfx::Size& dimensions, |
+ uint32 texture_target) OVERRIDE; |
+ virtual void DismissPictureBuffer(int32 picture_buffer_id) OVERRIDE; |
+ virtual void PictureReady(const media::Picture& picture) OVERRIDE; |
+ virtual void NotifyError(media::VideoDecodeAccelerator::Error error) OVERRIDE; |
+ virtual void NotifyFlushDone() OVERRIDE; |
+ virtual void NotifyEndOfBitstreamBuffer(int32 bitstream_buffer_id) OVERRIDE; |
+ virtual void NotifyResetDone() OVERRIDE; |
+ |
+ int32_t OnHostMsgInitialize(ppapi::host::HostMessageContext* context, |
+ const ppapi::HostResource& graphics_context, |
+ PP_VideoProfile profile, |
+ bool allow_software_fallback); |
+ int32_t OnHostMsgGetShm(ppapi::host::HostMessageContext* context, |
+ uint32_t size, |
+ uint32_t pending_shm_id); |
+ int32_t OnHostMsgAssignTextures(ppapi::host::HostMessageContext* context, |
+ const PP_Size& size, |
+ const std::vector<uint32_t>& texture_ids); |
+ int32_t OnHostMsgDecode(ppapi::host::HostMessageContext* context, |
+ uint32_t shm_id, |
+ uint32_t size); |
+ int32_t OnHostMsgRecyclePicture(ppapi::host::HostMessageContext* context, |
+ uint32_t picture_id); |
+ int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context); |
+ int32_t OnHostMsgReset(ppapi::host::HostMessageContext* context); |
+ |
+ void RequestTextures(uint32 num_textures, |
+ const gfx::Size& dimensions, |
+ uint32 texture_target); |
+ |
+ // Non-owning pointer. |
+ RendererPpapiHost* renderer_ppapi_host_; |
+ |
+ scoped_ptr<media::VideoDecodeAccelerator> decoder_; |
+ |
+ scoped_refptr<PPB_Graphics3D_Impl> graphics3d_; |
+ ScopedVector<base::SharedMemory> shm_buffers_; |
+ |
+ // Tracks buffers that are in use by the decoder. |
+ std::vector<uint8_t> shm_buffer_busy_; |
dmichael (off chromium)
2014/05/20 22:40:38
Why not std::vector<bool>? Better yet, can't you j
bbudge
2014/05/22 18:34:55
I was avoiding vector<bool> because it is slightly
|
+ // Unique id for Decode calls. |
+ uint32_t next_decode_id_; |
+ // Maps decode_id to PendingDecode info. |
+ typedef base::hash_map<uint32_t, PendingDecode> PendingDecodeMap; |
+ PendingDecodeMap pending_decodes_; |
+ |
+ ppapi::host::ReplyMessageContext flush_reply_context_; |
+ ppapi::host::ReplyMessageContext reset_reply_context_; |
+ |
+ bool initialized_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(PepperVideoDecoderHost); |
+}; |
+ |
+} // namespace content |
+ |
+#endif // CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ |