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1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ | |
6 #define CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ | |
7 | |
8 #include <list> | |
yzshen1
2014/05/14 18:08:23
This is not needed (and line 10)
bbudge
2014/05/14 19:35:04
Done.
| |
9 #include <map> | |
10 #include <queue> | |
11 #include <vector> | |
12 | |
13 #include "base/basictypes.h" | |
14 #include "base/containers/hash_tables.h" | |
15 #include "base/memory/ref_counted.h" | |
16 #include "base/memory/scoped_ptr.h" | |
17 #include "base/memory/scoped_vector.h" | |
18 #include "content/common/content_export.h" | |
19 #include "gpu/command_buffer/common/mailbox.h" | |
20 #include "media/video/video_decode_accelerator.h" | |
21 #include "ppapi/c/pp_codecs.h" | |
22 #include "ppapi/host/host_message_context.h" | |
23 #include "ppapi/host/resource_host.h" | |
24 #include "ppapi/proxy/resource_message_params.h" | |
25 | |
26 namespace base { | |
27 class SharedMemory; | |
28 } | |
29 | |
30 namespace content { | |
31 | |
32 class PPB_Graphics3D_Impl; | |
33 class RendererPpapiHost; | |
34 class RenderViewImpl; | |
35 | |
36 class CONTENT_EXPORT PepperVideoDecoderHost | |
37 : public ppapi::host::ResourceHost, | |
38 public media::VideoDecodeAccelerator::Client { | |
39 public: | |
40 PepperVideoDecoderHost(RendererPpapiHost* host, | |
41 PP_Instance instance, | |
42 PP_Resource resource); | |
43 virtual ~PepperVideoDecoderHost(); | |
44 | |
45 private: | |
46 struct PendingDecode { | |
47 PendingDecode(uint32_t shm_id, | |
48 const ppapi::host::ReplyMessageContext& reply_context); | |
49 ~PendingDecode(); | |
50 | |
51 uint32_t shm_id_; | |
yzshen1
2014/05/14 18:08:23
I think public struct members don't need the '_' s
bbudge
2014/05/14 19:35:04
I did this to avoid name collisions in ctors. But
yzshen1
2014/05/14 22:58:16
I think '_' suffix has pretty specific meaning in
| |
52 ppapi::host::ReplyMessageContext reply_context_; | |
53 }; | |
54 | |
55 virtual int32_t OnResourceMessageReceived( | |
56 const IPC::Message& msg, | |
57 ppapi::host::HostMessageContext* context) OVERRIDE; | |
58 | |
59 // media::VideoDecodeAccelerator::Client implementation. | |
60 virtual void ProvidePictureBuffers(uint32 requested_num_of_buffers, | |
61 const gfx::Size& dimensions, | |
62 uint32 texture_target) OVERRIDE; | |
63 virtual void DismissPictureBuffer(int32 picture_buffer_id) OVERRIDE; | |
64 virtual void PictureReady(const media::Picture& picture) OVERRIDE; | |
65 virtual void NotifyError(media::VideoDecodeAccelerator::Error error) OVERRIDE; | |
66 virtual void NotifyFlushDone() OVERRIDE; | |
67 virtual void NotifyEndOfBitstreamBuffer(int32 bitstream_buffer_id) OVERRIDE; | |
68 virtual void NotifyResetDone() OVERRIDE; | |
69 | |
70 int32_t OnHostMsgInitialize(ppapi::host::HostMessageContext* context, | |
71 ppapi::HostResource graphics_context, | |
yzshen1
2014/05/14 18:08:23
maybe const&?
bbudge
2014/05/14 19:35:04
Done.
| |
72 PP_VideoProfile profile, | |
73 bool allow_software_fallback); | |
74 int32_t OnHostMsgGetShm(ppapi::host::HostMessageContext* context, | |
75 uint32_t size); | |
76 int32_t OnHostMsgAssignTextures(ppapi::host::HostMessageContext* context, | |
77 PP_Size size, | |
yzshen1
2014/05/14 18:08:23
const &?
bbudge
2014/05/14 19:35:04
Done.
| |
78 const std::vector<uint32_t>& texture_ids); | |
79 int32_t OnHostMsgDecode(ppapi::host::HostMessageContext* context, | |
80 uint32_t shm_id, | |
81 uint32_t decode_id, | |
82 uint32_t size); | |
83 int32_t OnHostMsgRecyclePicture(ppapi::host::HostMessageContext* context, | |
84 uint32_t picture_id); | |
85 int32_t OnHostMsgFlush(ppapi::host::HostMessageContext* context); | |
86 int32_t OnHostMsgReset(ppapi::host::HostMessageContext* context); | |
87 | |
88 void RequestTextures(uint32 num_textures, | |
89 const gfx::Size& dimensions, | |
90 uint32 texture_target); | |
91 | |
92 // Non-owning pointer. | |
93 RendererPpapiHost* renderer_ppapi_host_; | |
94 | |
95 scoped_ptr<media::VideoDecodeAccelerator> decoder_; | |
96 | |
97 scoped_refptr<PPB_Graphics3D_Impl> graphics3d_; | |
98 ScopedVector<base::SharedMemory> shm_buffers_; | |
99 | |
100 // Maps decode_id to decode reply info, for pending decode messages. | |
101 typedef base::hash_map<uint32_t, PendingDecode> PendingDecodeMap; | |
102 PendingDecodeMap pending_decodes_; | |
103 | |
104 ppapi::host::ReplyMessageContext flush_reply_context_; | |
105 ppapi::host::ReplyMessageContext reset_reply_context_; | |
106 | |
107 bool initialized_; | |
108 | |
109 DISALLOW_COPY_AND_ASSIGN(PepperVideoDecoderHost); | |
110 }; | |
111 | |
112 } // namespace content | |
113 | |
114 #endif // CONTENT_RENDERER_PEPPER_PEPPER_VIDEO_DECODER_HOST_H_ | |
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