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1 // Copyright (c) 2011 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 #include "ppapi/shared_impl/video_decoder_impl.h" | |
6 | |
7 #include "base/logging.h" | |
8 #include "gpu/command_buffer/client/gles2_implementation.h" | |
9 #include "ppapi/c/pp_errors.h" | |
10 #include "ppapi/shared_impl/resource_tracker.h" | |
11 #include "ppapi/thunk/enter.h" | |
12 | |
13 namespace ppapi { | |
14 | |
15 VideoDecoderImpl::VideoDecoderImpl() | |
16 : flush_callback_(PP_MakeCompletionCallback(NULL, NULL)), | |
17 reset_callback_(PP_MakeCompletionCallback(NULL, NULL)), | |
18 graphics_context_(0), | |
19 gles2_impl_(NULL) { | |
20 } | |
21 | |
22 VideoDecoderImpl::~VideoDecoderImpl() { | |
23 } | |
24 | |
25 void VideoDecoderImpl::InitCommon( | |
26 PP_Resource graphics_context, | |
27 gpu::gles2::GLES2Implementation* gles2_impl) { | |
28 DCHECK(graphics_context); | |
29 DCHECK(!gles2_impl_ && !graphics_context_); | |
30 gles2_impl_ = gles2_impl; | |
31 PpapiGlobals::Get()->GetResourceTracker()->AddRefResource(graphics_context); | |
32 graphics_context_ = graphics_context; | |
33 } | |
34 | |
35 void VideoDecoderImpl::Destroy() { | |
36 graphics_context_ = 0; | |
37 gles2_impl_ = NULL; | |
38 PpapiGlobals::Get()->GetResourceTracker()->ReleaseResource(graphics_context_); | |
39 } | |
40 | |
41 bool VideoDecoderImpl::SetFlushCallback(PP_CompletionCallback callback) { | |
42 CHECK(callback.func); | |
43 if (flush_callback_.func) | |
44 return false; | |
45 flush_callback_ = callback; | |
46 return true; | |
47 } | |
48 | |
49 bool VideoDecoderImpl::SetResetCallback(PP_CompletionCallback callback) { | |
50 CHECK(callback.func); | |
51 if (reset_callback_.func) | |
52 return false; | |
53 reset_callback_ = callback; | |
54 return true; | |
55 } | |
56 | |
57 bool VideoDecoderImpl::SetBitstreamBufferCallback( | |
58 int32 bitstream_buffer_id, PP_CompletionCallback callback) { | |
59 return bitstream_buffer_callbacks_.insert( | |
60 std::make_pair(bitstream_buffer_id, callback)).second; | |
61 } | |
62 | |
63 void VideoDecoderImpl::RunFlushCallback(int32 result) { | |
64 DCHECK(flush_callback_.func); | |
65 PP_RunAndClearCompletionCallback(&flush_callback_, result); | |
66 } | |
67 | |
68 void VideoDecoderImpl::RunResetCallback(int32 result) { | |
69 DCHECK(reset_callback_.func); | |
70 PP_RunAndClearCompletionCallback(&reset_callback_, result); | |
71 } | |
72 | |
73 void VideoDecoderImpl::RunBitstreamBufferCallback( | |
74 int32 bitstream_buffer_id, int32 result) { | |
75 CallbackById::iterator it = | |
76 bitstream_buffer_callbacks_.find(bitstream_buffer_id); | |
77 DCHECK(it != bitstream_buffer_callbacks_.end()); | |
78 PP_CompletionCallback cc = it->second; | |
79 bitstream_buffer_callbacks_.erase(it); | |
80 PP_RunCompletionCallback(&cc, PP_OK); | |
81 } | |
82 | |
83 void VideoDecoderImpl::FlushCommandBuffer() { | |
84 if (gles2_impl_) | |
85 gles2_impl_->Flush(); | |
86 } | |
87 | |
88 } // namespace ppapi | |
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