service_runtime/include/sys/audio_video.h

   1 /*
   2  * Copyright 2008, Google Inc.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  * notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  * copyright notice, this list of conditions and the following disclaimer
  13  * in the documentation and/or other materials provided with the
  14  * distribution.
  15  *     * Neither the name of Google Inc. nor the names of its
  16  * contributors may be used to endorse or promote products derived from
  17  * this software without specific prior written permission.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32
  33 /*
  34  * NaCl low-level runtime library interfaces.
  35  *
  36  * Note: audio/video function declarations have moved to
  37  *     native_client/tools/libav
  38  *
  39  * Applications should #include <nacl/nacl_av.h> instead of this file.
  40  *
  41  */
  42
  43 #ifndef NATIVE_CLIENT_SERVICE_RUNTIME_AUDIO_VIDEO_H_
  44 #define NATIVE_CLIENT_SERVICE_RUNTIME_AUDIO_VIDEO_H_
  45
  46 /**
  47  * @file
  48  * Defines a basic audio/video interface for Native Client applications.
  49  *
  50  * @addtogroup audio_video
  51  * @{
  52  */
  53
  54 #ifdef __cplusplus
  55 extern "C" {
  56 #endif
  57
  58 #define kNaClAudioBufferLength (16 * 1024)
  59
  60 /**
  61  * @nacl
  62  * Subsystem enumerations for nacl_multimedia_init()
  63  * These values can be used as a bitset.
  64  * To initialize multiple subsystems, use the | operator to
  65  * combine them, for example:
  66  * NACL_SUBSYSTEM_VIDEO | NACL_SUBSYSTEM_AUDIO
  67  */
  68 enum {
  69   NACL_SUBSYSTEM_VIDEO = 0x01,  /**< application will output video */
  70   NACL_SUBSYSTEM_AUDIO = 0x02,  /**< application will emit audio */
  71   NACL_SUBSYSTEM_EMBED = 0x04   /**< application will embed in browser */
  72 };
  73
  74 /**
  75  * @nacl
  76  * Audio format enumerations for nacl_audio_init()
  77  * Describes the source data format that will be used to drive
  78  * audio output.
  79  */
  80 enum NaClAudioFormat {
  81   NACL_AUDIO_FORMAT_STEREO_44K = 0,   /**< 44.1kHz 16 bit stereo */
  82   NACL_AUDIO_FORMAT_STEREO_48K       /**< 48kHz 16 bit stereo */
  83 };
  84
  85 /**
  86  * @nacl
  87  * Event type enumerations used to identify event structure.
  88  */
  89 enum NaClEvent {
  90   NACL_EVENT_NOT_USED = 0,
  91   NACL_EVENT_ACTIVE,             /**< triggered when focus gained / lost */
  92   NACL_EVENT_EXPOSE,             /**< external source requests redraw */
  93   NACL_EVENT_KEY_DOWN,           /**< key down (pressed) */
  94   NACL_EVENT_KEY_UP,             /**< key up (released) */
  95   NACL_EVENT_MOUSE_MOTION,       /**< mouse movement */
  96   NACL_EVENT_MOUSE_BUTTON_DOWN,  /**< mouse button down (pressed) */
  97   NACL_EVENT_MOUSE_BUTTON_UP,    /**< mouse button up (released) */
  98   NACL_EVENT_QUIT,               /**< application quit */
  99   NACL_EVENT_UNSUPPORTED
 100 };
 101
 102 /**
 103  * @nacl
 104  * Key enumerations
 105  * Do not alter these mappings; they must match SDL.
 106  */
 107 enum NaClKey {
 108   NACL_KEY_UNKNOWN      = 0,
 109   NACL_KEY_FIRST        = 0,
 110   NACL_KEY_BACKSPACE    = 8,
 111   NACL_KEY_TAB          = 9,
 112   NACL_KEY_CLEAR        = 12,
 113   NACL_KEY_RETURN       = 13,
 114   NACL_KEY_PAUSE        = 19,
 115   NACL_KEY_ESCAPE       = 27,
 116   NACL_KEY_SPACE        = 32,
 117   NACL_KEY_EXCLAIM      = 33,
 118   NACL_KEY_QUOTEDBL     = 34,
 119   NACL_KEY_HASH         = 35,
 120   NACL_KEY_DOLLAR       = 36,
 121   NACL_KEY_AMPERSAND    = 38,
 122   NACL_KEY_QUOTE        = 39,
 123   NACL_KEY_LEFTPAREN    = 40,
 124   NACL_KEY_RIGHTPAREN   = 41,
 125   NACL_KEY_ASTERISK     = 42,
 126   NACL_KEY_PLUS         = 43,
 127   NACL_KEY_COMMA        = 44,
 128   NACL_KEY_MINUS        = 45,
 129   NACL_KEY_PERIOD       = 46,
 130   NACL_KEY_SLASH        = 47,
 131   NACL_KEY_0            = 48,
 132   NACL_KEY_1            = 49,
 133   NACL_KEY_2            = 50,
 134   NACL_KEY_3            = 51,
 135   NACL_KEY_4            = 52,
 136   NACL_KEY_5            = 53,
 137   NACL_KEY_6            = 54,
 138   NACL_KEY_7            = 55,
 139   NACL_KEY_8            = 56,
 140   NACL_KEY_9            = 57,
 141   NACL_KEY_COLON        = 58,
 142   NACL_KEY_SEMICOLON    = 59,
 143   NACL_KEY_LESS         = 60,
 144   NACL_KEY_EQUALS       = 61,
 145   NACL_KEY_GREATER      = 62,
 146   NACL_KEY_QUESTION     = 63,
 147   NACL_KEY_AT           = 64,
 148   NACL_KEY_LEFTBRACKET  = 91,
 149   NACL_KEY_BACKSLASH    = 92,
 150   NACL_KEY_RIGHTBRACKET = 93,
 151   NACL_KEY_CARET        = 94,
 152   NACL_KEY_UNDERSCORE   = 95,
 153   NACL_KEY_BACKQUOTE    = 96,
 154   NACL_KEY_a            = 97,
 155   NACL_KEY_b            = 98,
 156   NACL_KEY_c            = 99,
 157   NACL_KEY_d            = 100,
 158   NACL_KEY_e            = 101,
 159   NACL_KEY_f            = 102,
 160   NACL_KEY_g            = 103,
 161   NACL_KEY_h            = 104,
 162   NACL_KEY_i            = 105,
 163   NACL_KEY_j            = 106,
 164   NACL_KEY_k            = 107,
 165   NACL_KEY_l            = 108,
 166   NACL_KEY_m            = 109,
 167   NACL_KEY_n            = 110,
 168   NACL_KEY_o            = 111,
 169   NACL_KEY_p            = 112,
 170   NACL_KEY_q            = 113,
 171   NACL_KEY_r            = 114,
 172   NACL_KEY_s            = 115,
 173   NACL_KEY_t            = 116,
 174   NACL_KEY_u            = 117,
 175   NACL_KEY_v            = 118,
 176   NACL_KEY_w            = 119,
 177   NACL_KEY_x            = 120,
 178   NACL_KEY_y            = 121,
 179   NACL_KEY_z            = 122,
 180   NACL_KEY_DELETE       = 127,
 181   NACL_KEY_WORLD_0      = 160,
 182   NACL_KEY_WORLD_1      = 161,
 183   NACL_KEY_WORLD_2      = 162,
 184   NACL_KEY_WORLD_3      = 163,
 185   NACL_KEY_WORLD_4      = 164,
 186   NACL_KEY_WORLD_5      = 165,
 187   NACL_KEY_WORLD_6      = 166,
 188   NACL_KEY_WORLD_7      = 167,
 189   NACL_KEY_WORLD_8      = 168,
 190   NACL_KEY_WORLD_9      = 169,
 191   NACL_KEY_WORLD_10     = 170,
 192   NACL_KEY_WORLD_11     = 171,
 193   NACL_KEY_WORLD_12     = 172,
 194   NACL_KEY_WORLD_13     = 173,
 195   NACL_KEY_WORLD_14     = 174,
 196   NACL_KEY_WORLD_15     = 175,
 197   NACL_KEY_WORLD_16     = 176,
 198   NACL_KEY_WORLD_17     = 177,
 199   NACL_KEY_WORLD_18     = 178,
 200   NACL_KEY_WORLD_19     = 179,
 201   NACL_KEY_WORLD_20     = 180,
 202   NACL_KEY_WORLD_21     = 181,
 203   NACL_KEY_WORLD_22     = 182,
 204   NACL_KEY_WORLD_23     = 183,
 205   NACL_KEY_WORLD_24     = 184,
 206   NACL_KEY_WORLD_25     = 185,
 207   NACL_KEY_WORLD_26     = 186,
 208   NACL_KEY_WORLD_27     = 187,
 209   NACL_KEY_WORLD_28     = 188,
 210   NACL_KEY_WORLD_29     = 189,
 211   NACL_KEY_WORLD_30     = 190,
 212   NACL_KEY_WORLD_31     = 191,
 213   NACL_KEY_WORLD_32     = 192,
 214   NACL_KEY_WORLD_33     = 193,
 215   NACL_KEY_WORLD_34     = 194,
 216   NACL_KEY_WORLD_35     = 195,
 217   NACL_KEY_WORLD_36     = 196,
 218   NACL_KEY_WORLD_37     = 197,
 219   NACL_KEY_WORLD_38     = 198,
 220   NACL_KEY_WORLD_39     = 199,
 221   NACL_KEY_WORLD_40     = 200,
 222   NACL_KEY_WORLD_41     = 201,
 223   NACL_KEY_WORLD_42     = 202,
 224   NACL_KEY_WORLD_43     = 203,
 225   NACL_KEY_WORLD_44     = 204,
 226   NACL_KEY_WORLD_45     = 205,
 227   NACL_KEY_WORLD_46     = 206,
 228   NACL_KEY_WORLD_47     = 207,
 229   NACL_KEY_WORLD_48     = 208,
 230   NACL_KEY_WORLD_49     = 209,
 231   NACL_KEY_WORLD_50     = 210,
 232   NACL_KEY_WORLD_51     = 211,
 233   NACL_KEY_WORLD_52     = 212,
 234   NACL_KEY_WORLD_53     = 213,
 235   NACL_KEY_WORLD_54     = 214,
 236   NACL_KEY_WORLD_55     = 215,
 237   NACL_KEY_WORLD_56     = 216,
 238   NACL_KEY_WORLD_57     = 217,
 239   NACL_KEY_WORLD_58     = 218,
 240   NACL_KEY_WORLD_59     = 219,
 241   NACL_KEY_WORLD_60     = 220,
 242   NACL_KEY_WORLD_61     = 221,
 243   NACL_KEY_WORLD_62     = 222,
 244   NACL_KEY_WORLD_63     = 223,
 245   NACL_KEY_WORLD_64     = 224,
 246   NACL_KEY_WORLD_65     = 225,
 247   NACL_KEY_WORLD_66     = 226,
 248   NACL_KEY_WORLD_67     = 227,
 249   NACL_KEY_WORLD_68     = 228,
 250   NACL_KEY_WORLD_69     = 229,
 251   NACL_KEY_WORLD_70     = 230,
 252   NACL_KEY_WORLD_71     = 231,
 253   NACL_KEY_WORLD_72     = 232,
 254   NACL_KEY_WORLD_73     = 233,
 255   NACL_KEY_WORLD_74     = 234,
 256   NACL_KEY_WORLD_75     = 235,
 257   NACL_KEY_WORLD_76     = 236,
 258   NACL_KEY_WORLD_77     = 237,
 259   NACL_KEY_WORLD_78     = 238,
 260   NACL_KEY_WORLD_79     = 239,
 261   NACL_KEY_WORLD_80     = 240,
 262   NACL_KEY_WORLD_81     = 241,
 263   NACL_KEY_WORLD_82     = 242,
 264   NACL_KEY_WORLD_83     = 243,
 265   NACL_KEY_WORLD_84     = 244,
 266   NACL_KEY_WORLD_85     = 245,
 267   NACL_KEY_WORLD_86     = 246,
 268   NACL_KEY_WORLD_87     = 247,
 269   NACL_KEY_WORLD_88     = 248,
 270   NACL_KEY_WORLD_89     = 249,
 271   NACL_KEY_WORLD_90     = 250,
 272   NACL_KEY_WORLD_91     = 251,
 273   NACL_KEY_WORLD_92     = 252,
 274   NACL_KEY_WORLD_93     = 253,
 275   NACL_KEY_WORLD_94     = 254,
 276   NACL_KEY_WORLD_95     = 255,
 277
 278   /* numeric keypad */
 279   NACL_KEY_KP0          = 256,
 280   NACL_KEY_KP1          = 257,
 281   NACL_KEY_KP2          = 258,
 282   NACL_KEY_KP3          = 259,
 283   NACL_KEY_KP4          = 260,
 284   NACL_KEY_KP5          = 261,
 285   NACL_KEY_KP6          = 262,
 286   NACL_KEY_KP7          = 263,
 287   NACL_KEY_KP8          = 264,
 288   NACL_KEY_KP9          = 265,
 289   NACL_KEY_KP_PERIOD    = 266,
 290   NACL_KEY_KP_DIVIDE    = 267,
 291   NACL_KEY_KP_MULTIPLY  = 268,
 292   NACL_KEY_KP_MINUS     = 269,
 293   NACL_KEY_KP_PLUS      = 270,
 294   NACL_KEY_KP_ENTER     = 271,
 295   NACL_KEY_KP_EQUALS    = 272,
 296
 297   /* arrow & insert/delete pad */
 298   NACL_KEY_UP           = 273,
 299   NACL_KEY_DOWN         = 274,
 300   NACL_KEY_RIGHT        = 275,
 301   NACL_KEY_LEFT         = 276,
 302   NACL_KEY_INSERT       = 277,
 303   NACL_KEY_HOME         = 278,
 304   NACL_KEY_END          = 279,
 305   NACL_KEY_PAGEUP       = 280,
 306   NACL_KEY_PAGEDOWN     = 281,
 307
 308   /* function keys */
 309   NACL_KEY_F1           = 282,
 310   NACL_KEY_F2           = 283,
 311   NACL_KEY_F3           = 284,
 312   NACL_KEY_F4           = 285,
 313   NACL_KEY_F5           = 286,
 314   NACL_KEY_F6           = 287,
 315   NACL_KEY_F7           = 288,
 316   NACL_KEY_F8           = 289,
 317   NACL_KEY_F9           = 290,
 318   NACL_KEY_F10          = 291,
 319   NACL_KEY_F11          = 292,
 320   NACL_KEY_F12          = 293,
 321   NACL_KEY_F13          = 294,
 322   NACL_KEY_F14          = 295,
 323   NACL_KEY_F15          = 296,
 324
 325   /* modifier keys */
 326   NACL_KEY_NUMLOCK      = 300,
 327   NACL_KEY_CAPSLOCK     = 301,
 328   NACL_KEY_SCROLLOCK    = 302,
 329   NACL_KEY_RSHIFT       = 303,
 330   NACL_KEY_LSHIFT       = 304,
 331   NACL_KEY_RCTRL        = 305,
 332   NACL_KEY_LCTRL        = 306,
 333   NACL_KEY_RALT         = 307,
 334   NACL_KEY_LALT         = 308,
 335   NACL_KEY_RMETA        = 309,
 336   NACL_KEY_LMETA        = 310,
 337   NACL_KEY_LSUPER       = 311,
 338   NACL_KEY_RSUPER       = 312,
 339   NACL_KEY_MODE         = 313,
 340   NACL_KEY_COMPOSE      = 314,
 341
 342   /* misc keys */
 343   NACL_KEY_HELP         = 315,
 344   NACL_KEY_PRINT        = 316,
 345   NACL_KEY_SYSREQ       = 317,
 346   NACL_KEY_BREAK        = 318,
 347   NACL_KEY_MENU         = 319,
 348   NACL_KEY_POWER        = 320,
 349   NACL_KEY_EURO         = 321,
 350   NACL_KEY_UNDO         = 322,
 351
 352   /* Add any other keys here */
 353   NACL_KEY_LAST
 354 };
 355
 356 /**
 357  * @nacl
 358  * Key modifier enumerations
 359  * These values can be used as a bitset.
 360  * Do not alter these mappings; they must match SDL.
 361  */
 362 enum NaClKeyMod {
 363   /* mods represented as bitset */
 364   NACL_KEYMOD_NONE  = 0x0000,
 365   NACL_KEYMOD_LSHIFT= 0x0001,
 366   NACL_KEYMOD_RSHIFT= 0x0002,
 367   NACL_KEYMOD_LCTRL = 0x0040,
 368   NACL_KEYMOD_RCTRL = 0x0080,
 369   NACL_KEYMOD_LALT  = 0x0100,
 370   NACL_KEYMOD_RALT  = 0x0200,
 371   NACL_KEYMOD_LMETA = 0x0400,
 372   NACL_KEYMOD_RMETA = 0x0800,
 373   NACL_KEYMOD_NUM   = 0x1000,
 374   NACL_KEYMOD_CAPS  = 0x2000,
 375   NACL_KEYMOD_MODE  = 0x4000,
 376   NACL_KEYMOD_RESERVED = 0x8000
 377 };
 378
 379 /**
 380  * @nacl
 381  * Mouse Buttons.  Do not alter these mappings; they must match SDL.
 382  */
 383 enum NaClMouseButton {
 384   NACL_MOUSE_BUTTON_LEFT = 1,
 385   NACL_MOUSE_BUTTON_MIDDLE = 2,
 386   NACL_MOUSE_BUTTON_RIGHT = 3,
 387   NACL_MOUSE_SCROLL_UP = 4,
 388   NACL_MOUSE_SCROLL_DOWN = 5
 389 };
 390
 391 /**
 392  * @nacl
 393  * Mouse states
 394  * These values can be used as bitsets.  Do not alter these mappings; they
 395  * must match SDL.
 396  */
 397 enum NaClMouseState {
 398   NACL_MOUSE_STATE_LEFT_BUTTON_PRESSED = 1,
 399   NACL_MOUSE_STATE_MIDDLE_BUTTON_PRESSED = 2,
 400   NACL_MOUSE_STATE_RIGHT_BUTTON_PRESSED = 4
 401 };
 402
 403 /**
 404  * @nacl
 405  * Gain enumerations for NaClMultimediaActiveEvent
 406  * These values can be used as a bitset.  Do not alter these mappings; they
 407  * must match SDL.
 408  */
 409 enum NaClActive {
 410   NACL_ACTIVE_MOUSE = 1,        /**< mouse leaving/entering */
 411   NACL_ACTIVE_INPUT_FOCUS = 2,  /**< input focus lost/restored */
 412   NACL_ACTIVE_APPLICATION = 4   /**< application minimized/restored */
 413 };
 414
 415 /**
 416  * @nacl
 417  * Key symbol structure
 418  */
 419 struct NaClMultimediaKeySymbol {
 420   uint8_t scancode;     /**< H/W scancode */
 421   int16_t sym;          /**< NaClKey symbol */
 422   int16_t mod;          /**< NaClKeyMod key modifier */
 423   uint16_t unicode;
 424 };
 425
 426 /**
 427  * @nacl
 428  * Active event.  Generated when mouse cursor exits/enters window,
 429  * input focus is lost/gained, and application is minimized/restored.
 430  */
 431 struct NaClMultimediaActiveEvent {
 432   uint8_t type;        /**< NACL_EVENT_ACTIVE */
 433   uint8_t gain;        /**< NaClActive gain */
 434   uint8_t state;       /**< state 0 - lost, minimized, leaving
 435                                   1 - acquired, restored, entering */
 436 };
 437
 438 /**
 439  * @nacl
 440  * Expose event.  Generated when the windowing system requests
 441  * an application redraw/repaint update.  Upon receiving this
 442  * event, an application should call nacl_video_update()
 443  */
 444 struct NaClMultimediaExposeEvent {
 445   uint8_t type;        /**< NACL_EVENT_EXPOSE */
 446 };
 447
 448 /**
 449  * @nacl
 450  * Keyboard event.  For both key down and key up events.
 451  */
 452 struct NaClMultimediaKeyboardEvent {
 453   uint8_t type;        /**< NACL_EVENT_KEY_UP or NACL_EVENT_KEY_DOWN */
 454   uint8_t which;       /**< which keyboard (0 for primary) */
 455   uint8_t state;       /**< indicates pressed (1) or released (0) */
 456   struct NaClMultimediaKeySymbol keysym;  /**< key info */
 457 };
 458
 459 /**
 460  * @nacl
 461  * Mouse motion event.  Generated when mouse moved by user and
 462  * application is in focus.
 463  */
 464 struct NaClMultimediaMouseMotionEvent {
 465   uint8_t type;        /**< NACL_EVENT_MOUSE_MOTION */
 466   uint8_t which;       /**< which mouse (0 for primary) */
 467   uint8_t state;       /**< NaClMouseState button state bitset */
 468   uint16_t x;          /**< x position */
 469   uint16_t y;          /**< y position */
 470   int16_t xrel;        /**< relative x position */
 471   int16_t yrel;        /**< relative y position */
 472 };
 473
 474 /**
 475  * @nacl
 476  * Mouse button event.  Generated when user presses or releases
 477  * a mouse button, including the scroll wheel.
 478  */
 479 struct NaClMultimediaMouseButtonEvent {
 480   uint8_t type;        /**< NACL_EVENT_MOUSE_BUTTON_UP or
 481                             NACL_EVENT_MOUSE_BUTTON_DOWN */
 482   uint8_t which;       /**< which mouse (0 for primary) */
 483   uint8_t button;      /**< NaClMouseButton which button */
 484   uint8_t state;       /**< indicates pressed (1) or released (0) */
 485   uint16_t x;          /**< x position */
 486   uint16_t y;          /**< y position */
 487 };
 488
 489 /**
 490  * @nacl
 491  * Quit event.  The application should quit when receiving this event.
 492  * This includes shutting down the video subsystem with nacl_video_shutdown()
 493  * and other active subsystems (audio) followed by shutting down the
 494  * multimedia library with nacl_multimedia_shutdown().
 495  */
 496 struct NaClMultimediaQuitEvent {
 497   uint8_t type;        /**< NACL_EVENT_QUIT */
 498 };
 499
 500 /**
 501  * @nacl
 502  * Pad event.  Not used, but defines the largest size the event union
 503  * should ever be.  Events added in the future should never be larger than
 504  * this structure.  64 byte events should be enough for all sane events.
 505  *
 506  *    *** Do not ever change the size of this structure. ***
 507  *        Doing so will break other existing native client applications
 508  */
 509 struct NaClMultimediaPadEvent {
 510   uint8_t pad[64];
 511 };
 512
 513 /**
 514  * @nacl
 515  * The event wrapper.  Use type field to select which structure to process.
 516  * At all times, sizeof NaClMultimediaEvent must match sizeof
 517  * NaClMultimediaPadEvent.
 518  */
 519 union NaClMultimediaEvent {
 520   uint8_t type;        /**< one of NaClEvent */
 521   struct NaClMultimediaActiveEvent active;
 522   struct NaClMultimediaExposeEvent expose;
 523   struct NaClMultimediaKeyboardEvent key;
 524   struct NaClMultimediaMouseMotionEvent motion;
 525   struct NaClMultimediaMouseButtonEvent button;
 526   struct NaClMultimediaQuitEvent quit;
 527   struct NaClMultimediaPadEvent pad;
 528 };
 529
 530
 531 #ifdef __cplusplus
 532 }
 533 #endif
 534
 535 /**
 536  * @}
 537  * End of Audio/Video group
 538  */
 539
 540 #endif  /* NATIVE_CLIENT_SERVICE_RUNTIME_AUDIO_VIDEO_H_ */