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Side by Side Diff: webkit/glue/plugins/pepper_video_decoder.cc

Issue 5828003: Move the Pepper implementation from webkit/glue/plugins/pepper_* to... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 10 years ago
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1 // Copyright (c) 2010 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 "webkit/glue/plugins/pepper_video_decoder.h"
6
7 #include "base/logging.h"
8 #include "ppapi/c/dev/pp_video_dev.h"
9 #include "ppapi/c/dev/ppb_video_decoder_dev.h"
10 #include "ppapi/c/pp_completion_callback.h"
11 #include "ppapi/c/pp_errors.h"
12 #include "webkit/glue/plugins/pepper_common.h"
13 #include "webkit/glue/plugins/pepper_file_ref.h"
14 #include "webkit/glue/plugins/pepper_plugin_instance.h"
15 #include "webkit/glue/plugins/pepper_resource_tracker.h"
16
17 namespace pepper {
18
19 namespace {
20
21 PP_Bool GetConfig(PP_Instance instance_id,
22 PP_VideoCodecId_Dev codec,
23 PP_VideoConfig_Dev* configs,
24 int32_t config_size,
25 int32_t *num_config) {
26 PluginInstance* instance = ResourceTracker::Get()->GetInstance(instance_id);
27 *num_config = 0;
28 if (!instance)
29 return PP_FALSE;
30
31 // Get configs based on codec.
32
33 if (configs) {
34 // Fill in the array of configs.
35 }
36
37 // Update *num_config.
38
39 return PP_TRUE;
40 }
41
42 PP_Resource Create(PP_Instance instance_id,
43 const PP_VideoDecoderConfig_Dev* decoder_config) {
44 PluginInstance* instance = ResourceTracker::Get()->GetInstance(instance_id);
45 if (!instance)
46 return 0;
47
48 scoped_refptr<VideoDecoder> decoder(new VideoDecoder(instance));
49
50 if (!decoder->Init(*decoder_config))
51 return 0;
52
53 return decoder->GetReference();
54 }
55
56 PP_Bool Decode(PP_Resource decoder_id,
57 PP_VideoCompressedDataBuffer_Dev* input_buffer) {
58 scoped_refptr<VideoDecoder> decoder(
59 Resource::GetAs<VideoDecoder>(decoder_id));
60 if (!decoder)
61 return PP_FALSE;
62
63 decoder->Decode(*input_buffer);
64 return PP_TRUE;
65 }
66
67 int32_t Flush(PP_Resource decoder_id, PP_CompletionCallback callback) {
68 scoped_refptr<VideoDecoder> decoder(
69 Resource::GetAs<VideoDecoder>(decoder_id));
70 if (!decoder)
71 return PP_ERROR_BADRESOURCE;
72
73 return decoder->Flush(callback);
74 }
75
76 PP_Bool ReturnUncompressedDataBuffer(PP_Resource decoder_id,
77 PP_VideoUncompressedDataBuffer_Dev* buffer) {
78 scoped_refptr<VideoDecoder> decoder(
79 Resource::GetAs<VideoDecoder>(decoder_id));
80 if (!decoder)
81 return PP_FALSE;
82
83 return BoolToPPBool(decoder->ReturnUncompressedDataBuffer(*buffer));
84 }
85
86 const PPB_VideoDecoder_Dev ppb_videodecoder = {
87 &GetConfig,
88 &Create,
89 &Decode,
90 &Flush,
91 &ReturnUncompressedDataBuffer
92 };
93
94 } // namespace
95
96 VideoDecoder::VideoDecoder(PluginInstance* instance)
97 : Resource(instance->module()),
98 instance_(instance) {
99 }
100
101 VideoDecoder::~VideoDecoder() {
102 }
103
104 // static
105 const PPB_VideoDecoder_Dev* VideoDecoder::GetInterface() {
106 return &ppb_videodecoder;
107 }
108
109 VideoDecoder* VideoDecoder::AsVideoDecoder() {
110 return this;
111 }
112
113 bool VideoDecoder::Init(const PP_VideoDecoderConfig_Dev& decoder_config) {
114 if (!instance())
115 return false;
116
117 platform_video_decoder_.reset(
118 instance()->delegate()->CreateVideoDecoder(decoder_config));
119
120 return platform_video_decoder_.get()? true : false;
121 }
122
123 bool VideoDecoder::Decode(PP_VideoCompressedDataBuffer_Dev& input_buffer) {
124 if (!platform_video_decoder_.get())
125 return false;
126
127 return platform_video_decoder_->Decode(input_buffer);
128 }
129
130 int32_t VideoDecoder::Flush(PP_CompletionCallback& callback) {
131 if (!platform_video_decoder_.get())
132 return PP_ERROR_FAILED;
133
134 return platform_video_decoder_->Flush(callback);
135 }
136
137 bool VideoDecoder::ReturnUncompressedDataBuffer(
138 PP_VideoUncompressedDataBuffer_Dev& buffer) {
139 if (!platform_video_decoder_.get())
140 return false;
141
142 return platform_video_decoder_->ReturnUncompressedDataBuffer(buffer);
143 }
144
145 } // namespace pepper
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