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Side by Side Diff: ppapi/c/private/ppp_content_decryptor_private.h

Issue 11023004: Update PPP side of Pepper CDM API to support video decoding. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Rebased, CQ'ing. Created 8 years, 2 months ago
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1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 * Use of this source code is governed by a BSD-style license that can be 2 * Use of this source code is governed by a BSD-style license that can be
3 * found in the LICENSE file. 3 * found in the LICENSE file.
4 */ 4 */
5 5
6 /* From private/ppp_content_decryptor_private.idl, 6 /* From private/ppp_content_decryptor_private.idl,
7 * modified Mon Sep 10 20:05:13 2012. 7 * modified Mon Oct 01 20:27:29 2012.
8 */ 8 */
9 9
10 #ifndef PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_ 10 #ifndef PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_
11 #define PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_ 11 #define PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_
12 12
13 #include "ppapi/c/pp_bool.h" 13 #include "ppapi/c/pp_bool.h"
14 #include "ppapi/c/pp_instance.h" 14 #include "ppapi/c/pp_instance.h"
15 #include "ppapi/c/pp_macros.h" 15 #include "ppapi/c/pp_macros.h"
16 #include "ppapi/c/pp_resource.h" 16 #include "ppapi/c/pp_resource.h"
17 #include "ppapi/c/pp_stdint.h" 17 #include "ppapi/c/pp_stdint.h"
18 #include "ppapi/c/pp_var.h" 18 #include "ppapi/c/pp_var.h"
19 #include "ppapi/c/private/pp_content_decryptor.h" 19 #include "ppapi/c/private/pp_content_decryptor.h"
20 20
21 #define PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE_0_1 \ 21 #define PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE_0_2 \
22 "PPP_ContentDecryptor_Private;0.1" 22 "PPP_ContentDecryptor_Private;0.2"
23 #define PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE \ 23 #define PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE \
24 PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE_0_1 24 PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE_0_2
25 25
26 /** 26 /**
27 * @file 27 * @file
28 * This file defines the <code>PPP_ContentDecryptor_Private</code> 28 * This file defines the <code>PPP_ContentDecryptor_Private</code>
29 * interface. Note: This is a special interface, only to be used for Content 29 * interface. Note: This is a special interface, only to be used for Content
30 * Decryption Modules, not normal plugins. 30 * Decryption Modules, not normal plugins.
31 */ 31 */
32 32
33 33
34 /** 34 /**
35 * @addtogroup Interfaces 35 * @addtogroup Interfaces
36 * @{ 36 * @{
37 */ 37 */
38 /** 38 /**
39 * <code>PPP_ContentDecryptor_Private</code> structure contains the function 39 * <code>PPP_ContentDecryptor_Private</code> structure contains the function
40 * pointers the decryption plugin must implement to provide services needed by 40 * pointers the decryption plugin must implement to provide services needed by
41 * the browser. This interface provides the plugin side support for the Content 41 * the browser. This interface provides the plugin side support for the Content
42 * Decryption Module (CDM) for v0.1 of the proposed Encrypted Media Extensions: 42 * Decryption Module (CDM) for v0.1 of the proposed Encrypted Media Extensions:
43 * http://goo.gl/rbdnR 43 * http://goo.gl/rbdnR
44 */ 44 */
45 struct PPP_ContentDecryptor_Private_0_1 { 45 struct PPP_ContentDecryptor_Private_0_2 {
46 /** 46 /**
47 * Generates a key request. key_system specifies the key or licensing system 47 * Generates a key request. key_system specifies the key or licensing system
48 * to use. init_data is a data buffer containing data for use in generating 48 * to use. init_data is a data buffer containing data for use in generating
49 * the request. 49 * the request.
50 * 50 *
51 * Note: <code>GenerateKeyRequest()</code> must create the session ID used in 51 * Note: <code>GenerateKeyRequest()</code> must create the session ID used in
52 * other methods on this interface. The session ID must be provided to the 52 * other methods on this interface. The session ID must be provided to the
53 * browser by the CDM via <code>KeyMessage()</code> on the 53 * browser by the CDM via <code>KeyMessage()</code> on the
54 * <code>PPB_ContentDecryptor_Private</code> interface. 54 * <code>PPB_ContentDecryptor_Private</code> interface.
55 * 55 *
(...skipping 51 matching lines...) Expand 10 before | Expand all | Expand 10 after
107 * block. 107 * block.
108 * 108 *
109 * @param[in] encrypted_block_info A <code>PP_EncryptedBlockInfo</code> that 109 * @param[in] encrypted_block_info A <code>PP_EncryptedBlockInfo</code> that
110 * contains all auxiliary information needed for decryption of the 110 * contains all auxiliary information needed for decryption of the
111 * <code>encrypted_block</code>. 111 * <code>encrypted_block</code>.
112 */ 112 */
113 void (*Decrypt)(PP_Instance instance, 113 void (*Decrypt)(PP_Instance instance,
114 PP_Resource encrypted_block, 114 PP_Resource encrypted_block,
115 const struct PP_EncryptedBlockInfo* encrypted_block_info); 115 const struct PP_EncryptedBlockInfo* encrypted_block_info);
116 /** 116 /**
117 * Decrypts the block, decodes it, and returns the unencrypted uncompressed 117 * Decrypts encrypted_video_frame, decodes it, and returns the unencrypted
118 * (decoded) media to the browser via the 118 * uncompressed (decoded) video frame to the browser via the
119 * <code>DeliverFrame()</code> method on the
119 * <code>PPB_ContentDecryptor_Private</code> interface. 120 * <code>PPB_ContentDecryptor_Private</code> interface.
120 * 121 *
121 * Decrypted and decoded video frames are sent to <code>DeliverFrame()</code>, 122 * @param[in] encrypted_video_frame A <code>PP_Resource</code> corresponding
122 * and decrypted and decoded audio samples are sent to 123 * to a <code>PPB_Buffer_Dev</code> resource that contains an encrypted video
123 * <code>DeliverSamples()</code>. 124 * frame.
124 * 125 *
125 * @param[in] resource A <code>PP_Resource</code> corresponding to a 126 * @param[in] encrypted_video_frame_info A
126 * <code>PPB_Buffer_Dev</code> resource that contains an encrypted data 127 * <code>PP_EncryptedVideoFrameInfo</code> that contains all information
127 * block. 128 * needed to decrypt and decode <code>encrypted_video_frame</code>.
128 *
129 * @param[in] encrypted_block_info A <code>PP_EncryptedBlockInfo</code> that
130 * contains all auxiliary information needed for decryption of the
131 * <code>encrypted_block</code>.
132 */ 129 */
133 void (*DecryptAndDecode)( 130 void (*DecryptAndDecodeFrame)(
134 PP_Instance instance, 131 PP_Instance instance,
135 PP_Resource encrypted_block, 132 PP_Resource encrypted_video_frame,
136 const struct PP_EncryptedBlockInfo* encrypted_block_info); 133 const struct PP_EncryptedVideoFrameInfo* encrypted_video_frame_info);
137 }; 134 };
138 135
139 typedef struct PPP_ContentDecryptor_Private_0_1 PPP_ContentDecryptor_Private; 136 typedef struct PPP_ContentDecryptor_Private_0_2 PPP_ContentDecryptor_Private;
140 /** 137 /**
141 * @} 138 * @}
142 */ 139 */
143 140
144 #endif /* PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_ */ 141 #endif /* PPAPI_C_PRIVATE_PPP_CONTENT_DECRYPTOR_PRIVATE_H_ */
145 142
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