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| 1 /* |
| 2 * Copyright (c) 2007 Intel Corporation. All Rights Reserved. |
| 3 * |
| 4 * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 * copy of this software and associated documentation files (the |
| 6 * "Software"), to deal in the Software without restriction, including |
| 7 * without limitation the rights to use, copy, modify, merge, publish, |
| 8 * distribute, sub license, and/or sell copies of the Software, and to |
| 9 * permit persons to whom the Software is furnished to do so, subject to |
| 10 * the following conditions: |
| 11 * |
| 12 * The above copyright notice and this permission notice (including the |
| 13 * next paragraph) shall be included in all copies or substantial portions |
| 14 * of the Software. |
| 15 * |
| 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 19 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 20 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 21 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 22 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 23 */ |
| 24 |
| 25 /* |
| 26 * Video Decode Acceleration -Backend API |
| 27 */ |
| 28 |
| 29 #ifndef _VA_BACKEND_H_ |
| 30 #define _VA_BACKEND_H_ |
| 31 |
| 32 #include <va/va.h> |
| 33 #include <linux/videodev2.h> |
| 34 |
| 35 typedef struct VADriverContext *VADriverContextP; |
| 36 typedef struct VADisplayContext *VADisplayContextP; |
| 37 |
| 38 struct VADriverVTable |
| 39 { |
| 40 VAStatus (*vaTerminate) ( VADriverContextP ctx ); |
| 41 |
| 42 VAStatus (*vaQueryConfigProfiles) ( |
| 43 VADriverContextP ctx, |
| 44 VAProfile *profile_list, /* out */ |
| 45 int *num_profiles /* out */ |
| 46 ); |
| 47 |
| 48 VAStatus (*vaQueryConfigEntrypoints) ( |
| 49 VADriverContextP ctx, |
| 50 VAProfile profile, |
| 51 VAEntrypoint *entrypoint_list, /* out */ |
| 52 int *num_entrypoints /* out */ |
| 53 ); |
| 54 |
| 55 VAStatus (*vaGetConfigAttributes) ( |
| 56 VADriverContextP ctx, |
| 57 VAProfile profile, |
| 58 VAEntrypoint entrypoint, |
| 59 VAConfigAttrib *attrib_list, /* in/out */ |
| 60 int num_attribs |
| 61 ); |
| 62 |
| 63 VAStatus (*vaCreateConfig) ( |
| 64 VADriverContextP ctx, |
| 65 VAProfile profile, |
| 66 VAEntrypoint entrypoint, |
| 67 VAConfigAttrib *attrib_list, |
| 68 int num_attribs, |
| 69 VAConfigID *config_id /* out */ |
| 70 ); |
| 71 |
| 72 VAStatus (*vaDestroyConfig) ( |
| 73 VADriverContextP ctx, |
| 74 VAConfigID config_id |
| 75 ); |
| 76 |
| 77 VAStatus (*vaQueryConfigAttributes) ( |
| 78 VADriverContextP ctx, |
| 79 VAConfigID config_id, |
| 80 VAProfile *profile, /* out */ |
| 81 VAEntrypoint *entrypoint, /* out */ |
| 82 VAConfigAttrib *attrib_list, /* out */ |
| 83 int *num_attribs /* out */ |
| 84 ); |
| 85 |
| 86 VAStatus (*vaCreateSurfaces) ( |
| 87 VADriverContextP ctx, |
| 88 int width, |
| 89 int height, |
| 90 int format, |
| 91 int num_surfaces, |
| 92 VASurfaceID *surfaces /* out */ |
| 93 ); |
| 94 |
| 95 VAStatus (*vaDestroySurfaces) ( |
| 96 VADriverContextP ctx, |
| 97 VASurfaceID *surface_list, |
| 98 int num_surfaces |
| 99 ); |
| 100 |
| 101 VAStatus (*vaCreateContext) ( |
| 102 VADriverContextP ctx, |
| 103 VAConfigID config_id, |
| 104 int picture_width, |
| 105 int picture_height, |
| 106 int flag, |
| 107 VASurfaceID *render_targets, |
| 108 int num_render_targets, |
| 109 VAContextID *context /* out */ |
| 110 ); |
| 111 |
| 112 VAStatus (*vaDestroyContext) ( |
| 113 VADriverContextP ctx, |
| 114 VAContextID context |
| 115 ); |
| 116 |
| 117 VAStatus (*vaCreateBuffer) ( |
| 118 VADriverContextP ctx, |
| 119 VAContextID context, /* in */ |
| 120 VABufferType type, /* in */ |
| 121 unsigned int size, /* in */ |
| 122 unsigned int num_elements, /* in */ |
| 123 void *data, /* in */ |
| 124 VABufferID *buf_id /* out */ |
| 125 ); |
| 126 |
| 127 VAStatus (*vaBufferSetNumElements) ( |
| 128 VADriverContextP ctx, |
| 129 VABufferID buf_id, /* in */ |
| 130 unsigned int num_elements /* in */ |
| 131 ); |
| 132 |
| 133 VAStatus (*vaMapBuffer) ( |
| 134 VADriverContextP ctx, |
| 135 VABufferID buf_id, /* in */ |
| 136 void **pbuf /* out */ |
| 137 ); |
| 138 |
| 139 VAStatus (*vaUnmapBuffer) ( |
| 140 VADriverContextP ctx, |
| 141 VABufferID buf_id /* in */ |
| 142 ); |
| 143 |
| 144 VAStatus (*vaDestroyBuffer) ( |
| 145 VADriverContextP ctx, |
| 146 VABufferID buffer_id |
| 147 ); |
| 148 |
| 149 VAStatus (*vaBeginPicture) ( |
| 150 VADriverContextP ctx, |
| 151 VAContextID context, |
| 152 VASurfaceID render_target |
| 153 ); |
| 154 |
| 155 VAStatus (*vaRenderPicture) ( |
| 156 VADriverContextP ctx, |
| 157 VAContextID context, |
| 158 VABufferID *buffers, |
| 159 int num_buffers |
| 160 ); |
| 161 |
| 162 VAStatus (*vaEndPicture) ( |
| 163 VADriverContextP ctx, |
| 164 VAContextID context |
| 165 ); |
| 166 |
| 167 VAStatus (*vaSyncSurface) ( |
| 168 VADriverContextP ctx, |
| 169 VASurfaceID render_target |
| 170 ); |
| 171 |
| 172 VAStatus (*vaQuerySurfaceStatus) ( |
| 173 VADriverContextP ctx, |
| 174 VASurfaceID render_target, |
| 175 VASurfaceStatus *status /* out */ |
| 176 ); |
| 177 |
| 178 VAStatus (*vaQuerySurfaceError) ( |
| 179 VADriverContextP ctx, |
| 180 VASurfaceID render_target, |
| 181 VAStatus error_status, |
| 182 void **error_info /*out*/ |
| 183 ); |
| 184 |
| 185 VAStatus (*vaPutSurface) ( |
| 186 VADriverContextP ctx, |
| 187 VASurfaceID surface, |
| 188 void* draw, /* Drawable of window system */ |
| 189 short srcx, |
| 190 short srcy, |
| 191 unsigned short srcw, |
| 192 unsigned short srch, |
| 193 short destx, |
| 194 short desty, |
| 195 unsigned short destw, |
| 196 unsigned short desth, |
| 197 VARectangle *cliprects, /* client supplied clip list */ |
| 198 unsigned int number_cliprects, /* number of clip rects in the cl
ip list */ |
| 199 unsigned int flags /* de-interlacing flags */ |
| 200 ); |
| 201 |
| 202 VAStatus (*vaQueryImageFormats) ( |
| 203 VADriverContextP ctx, |
| 204 VAImageFormat *format_list, /* out */ |
| 205 int *num_formats /* out */ |
| 206 ); |
| 207 |
| 208 VAStatus (*vaCreateImage) ( |
| 209 VADriverContextP ctx, |
| 210 VAImageFormat *format, |
| 211 int width, |
| 212 int height, |
| 213 VAImage *image /* out */ |
| 214 ); |
| 215 |
| 216 VAStatus (*vaDeriveImage) ( |
| 217 VADriverContextP ctx, |
| 218 VASurfaceID surface, |
| 219 VAImage *image /* out */ |
| 220 ); |
| 221 |
| 222 VAStatus (*vaDestroyImage) ( |
| 223 VADriverContextP ctx, |
| 224 VAImageID image |
| 225 ); |
| 226 |
| 227 VAStatus (*vaSetImagePalette) ( |
| 228 VADriverContextP ctx, |
| 229 VAImageID image, |
| 230 /* |
| 231 * pointer to an array holding the palette data. The size of th
e array is |
| 232 * num_palette_entries * entry_bytes in size. The order of the
components |
| 233 * in the palette is described by the component_order in VAImage
struct |
| 234 */ |
| 235 unsigned char *palette |
| 236 ); |
| 237 |
| 238 VAStatus (*vaGetImage) ( |
| 239 VADriverContextP ctx, |
| 240 VASurfaceID surface, |
| 241 int x, /* coordinates of the upper left source pixel */ |
| 242 int y, |
| 243 unsigned int width, /* width and height of the region */ |
| 244 unsigned int height, |
| 245 VAImageID image |
| 246 ); |
| 247 |
| 248 VAStatus (*vaPutImage) ( |
| 249 VADriverContextP ctx, |
| 250 VASurfaceID surface, |
| 251 VAImageID image, |
| 252 int src_x, |
| 253 int src_y, |
| 254 unsigned int src_width, |
| 255 unsigned int src_height, |
| 256 int dest_x, |
| 257 int dest_y, |
| 258 unsigned int dest_width, |
| 259 unsigned int dest_height |
| 260 ); |
| 261 |
| 262 VAStatus (*vaQuerySubpictureFormats) ( |
| 263 VADriverContextP ctx, |
| 264 VAImageFormat *format_list, /* out */ |
| 265 unsigned int *flags, /* out */ |
| 266 unsigned int *num_formats /* out */ |
| 267 ); |
| 268 |
| 269 VAStatus (*vaCreateSubpicture) ( |
| 270 VADriverContextP ctx, |
| 271 VAImageID image, |
| 272 VASubpictureID *subpicture /* out */ |
| 273 ); |
| 274 |
| 275 VAStatus (*vaDestroySubpicture) ( |
| 276 VADriverContextP ctx, |
| 277 VASubpictureID subpicture |
| 278 ); |
| 279 |
| 280 VAStatus (*vaSetSubpictureImage) ( |
| 281 VADriverContextP ctx, |
| 282 VASubpictureID subpicture, |
| 283 VAImageID image |
| 284 ); |
| 285 |
| 286 VAStatus (*vaSetSubpictureChromakey) ( |
| 287 VADriverContextP ctx, |
| 288 VASubpictureID subpicture, |
| 289 unsigned int chromakey_min, |
| 290 unsigned int chromakey_max, |
| 291 unsigned int chromakey_mask |
| 292 ); |
| 293 |
| 294 VAStatus (*vaSetSubpictureGlobalAlpha) ( |
| 295 VADriverContextP ctx, |
| 296 VASubpictureID subpicture, |
| 297 float global_alpha |
| 298 ); |
| 299 |
| 300 VAStatus (*vaAssociateSubpicture) ( |
| 301 VADriverContextP ctx, |
| 302 VASubpictureID subpicture, |
| 303 VASurfaceID *target_surfaces, |
| 304 int num_surfaces, |
| 305 short src_x, /* upper left offset in subpicture */ |
| 306 short src_y, |
| 307 unsigned short src_width, |
| 308 unsigned short src_height, |
| 309 short dest_x, /* upper left offset in surface */ |
| 310 short dest_y, |
| 311 unsigned short dest_width, |
| 312 unsigned short dest_height, |
| 313 /* |
| 314 * whether to enable chroma-keying or global-alpha |
| 315 * see VA_SUBPICTURE_XXX values |
| 316 */ |
| 317 unsigned int flags |
| 318 ); |
| 319 |
| 320 VAStatus (*vaDeassociateSubpicture) ( |
| 321 VADriverContextP ctx, |
| 322 VASubpictureID subpicture, |
| 323 VASurfaceID *target_surfaces, |
| 324 int num_surfaces |
| 325 ); |
| 326 |
| 327 VAStatus (*vaQueryDisplayAttributes) ( |
| 328 VADriverContextP ctx, |
| 329 VADisplayAttribute *attr_list, /* out */ |
| 330 int *num_attributes /* out */ |
| 331 ); |
| 332 |
| 333 VAStatus (*vaGetDisplayAttributes) ( |
| 334 VADriverContextP ctx, |
| 335 VADisplayAttribute *attr_list, /* in/out */ |
| 336 int num_attributes |
| 337 ); |
| 338 |
| 339 VAStatus (*vaSetDisplayAttributes) ( |
| 340 VADriverContextP ctx, |
| 341 VADisplayAttribute *attr_list, |
| 342 int num_attributes |
| 343 ); |
| 344 |
| 345 /* used by va trace */ |
| 346 VAStatus (*vaBufferInfo) ( |
| 347 VADriverContextP ctx, /* in */ |
| 348 VABufferID buf_id, /* in */ |
| 349 VABufferType *type, /* out */ |
| 350 unsigned int *size, /* out */ |
| 351 unsigned int *num_elements /* out */ |
| 352 ); |
| 353 |
| 354 /* lock/unlock surface for external access */ |
| 355 VAStatus (*vaLockSurface) ( |
| 356 VADriverContextP ctx, |
| 357 VASurfaceID surface, |
| 358 unsigned int *fourcc, /* out for follow argument */ |
| 359 unsigned int *luma_stride, |
| 360 unsigned int *chroma_u_stride, |
| 361 unsigned int *chroma_v_stride, |
| 362 unsigned int *luma_offset, |
| 363 unsigned int *chroma_u_offset, |
| 364 unsigned int *chroma_v_offset, |
| 365 unsigned int *buffer_name, /* if it is not NULL, assign the low
lever |
| 366 * surface buffer name |
| 367 */ |
| 368 void **buffer /* if it is not NULL, map the surface buffer for |
| 369 * CPU access |
| 370 */ |
| 371 ); |
| 372 |
| 373 VAStatus (*vaUnlockSurface) ( |
| 374 VADriverContextP ctx, |
| 375 VASurfaceID surface |
| 376 ); |
| 377 }; |
| 378 |
| 379 struct VADriverContext |
| 380 { |
| 381 void *pDriverData; |
| 382 |
| 383 /** |
| 384 * The core VA implementation hooks. |
| 385 * |
| 386 * This structure is allocated from libva with calloc(). |
| 387 */ |
| 388 struct VADriverVTable *vtable; |
| 389 |
| 390 /** |
| 391 * The VA/GLX implementation hooks. |
| 392 * |
| 393 * This structure is intended for drivers that implement the |
| 394 * VA/GLX API. The driver implementation is responsible for the |
| 395 * allocation and deallocation of this structure. |
| 396 */ |
| 397 struct VADriverVTableGLX *vtable_glx; |
| 398 |
| 399 /** |
| 400 * The VA/EGL implementation hooks. |
| 401 * |
| 402 * This structure is intended for drivers that implement the |
| 403 * VA/EGL API. The driver implementation is responsible for the |
| 404 * allocation and deallocation of this structure. |
| 405 */ |
| 406 struct VADriverVTableEGL *vtable_egl; |
| 407 |
| 408 /** |
| 409 * The third-party/private implementation hooks. |
| 410 * |
| 411 * This structure is intended for drivers that implement the |
| 412 * private API. The driver implementation is responsible for the |
| 413 * allocation and deallocation of this structure. |
| 414 */ |
| 415 void *vtable_tpi; |
| 416 |
| 417 void *native_dpy; |
| 418 int x11_screen; |
| 419 int version_major; |
| 420 int version_minor; |
| 421 int max_profiles; |
| 422 int max_entrypoints; |
| 423 int max_attributes; |
| 424 int max_image_formats; |
| 425 int max_subpic_formats; |
| 426 int max_display_attributes; |
| 427 const char *str_vendor; |
| 428 |
| 429 void *handle; /* dlopen handle */ |
| 430 |
| 431 void *dri_state; |
| 432 void *glx; /* opaque for GLX code */ |
| 433 void *egl; |
| 434 unsigned long reserved[44]; /* reserve for future add-ins, decrease
the subscript accordingly */ |
| 435 }; |
| 436 |
| 437 #define VA_DISPLAY_MAGIC 0x56414430 /* VAD0 */ |
| 438 struct VADisplayContext |
| 439 { |
| 440 int vadpy_magic; |
| 441 |
| 442 VADisplayContextP pNext; |
| 443 VADriverContextP pDriverContext; |
| 444 |
| 445 int (*vaIsValid) ( |
| 446 VADisplayContextP ctx |
| 447 ); |
| 448 |
| 449 void (*vaDestroy) ( |
| 450 VADisplayContextP ctx |
| 451 ); |
| 452 |
| 453 VAStatus (*vaGetDriverName) ( |
| 454 VADisplayContextP ctx, |
| 455 char **driver_name |
| 456 ); |
| 457 |
| 458 void *opaque; /* opaque for display extensions (e.g. GLX) */ |
| 459 |
| 460 VAStatus (*vaCreateNativePixmap) ( |
| 461 VADisplayContextP pDisplayContext, |
| 462 unsigned int width, |
| 463 unsigned int height, |
| 464 void **native_pixmap); |
| 465 |
| 466 VAStatus (*vaFreeNativePixmap) ( |
| 467 VADisplayContextP pDisplayContext, |
| 468 void *native_pixmap); |
| 469 }; |
| 470 |
| 471 typedef VAStatus (*VADriverInit) ( |
| 472 VADriverContextP driver_context |
| 473 ); |
| 474 |
| 475 #endif /* _VA_BACKEND_H_ */ |
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Chromium Code Reviews
Issue 10375035:
Add libva to chromium third_party. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src