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| 1 // Copyright (c) 2013 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 <dlfcn.h> |
| 6 |
| 7 #include "base/bind.h" |
| 8 #include "base/logging.h" |
| 9 #include "content/common/gpu/media/vaapi_wrapper.h" |
| 10 |
| 11 #define LOG_VA_ERROR_AND_REPORT(va_error, err_msg) \ |
| 12 do { \ |
| 13 DVLOG(1) << err_msg \ |
| 14 << " VA error: " << VAAPI_ErrorStr(va_error); \ |
| 15 report_error_to_uma_cb_.Run(); \ |
| 16 } while (0) |
| 17 |
| 18 #define VA_LOG_ON_ERROR(va_error, err_msg) \ |
| 19 do { \ |
| 20 if ((va_error) != VA_STATUS_SUCCESS) \ |
| 21 LOG_VA_ERROR_AND_REPORT(va_error, err_msg); \ |
| 22 } while (0) |
| 23 |
| 24 #define VA_SUCCESS_OR_RETURN(va_error, err_msg, ret) \ |
| 25 do { \ |
| 26 if ((va_error) != VA_STATUS_SUCCESS) { \ |
| 27 LOG_VA_ERROR_AND_REPORT(va_error, err_msg); \ |
| 28 return (ret); \ |
| 29 } \ |
| 30 } while (0) |
| 31 |
| 32 namespace content { |
| 33 |
| 34 static void *vaapi_handle = NULL; |
| 35 static void *vaapi_x11_handle = NULL; |
| 36 |
| 37 typedef VAStatus (*VaapiBeginPicture)(VADisplay dpy, |
| 38 VAContextID context, |
| 39 VASurfaceID render_target); |
| 40 typedef VAStatus (*VaapiCreateBuffer)(VADisplay dpy, |
| 41 VAContextID context, |
| 42 VABufferType type, |
| 43 unsigned int size, |
| 44 unsigned int num_elements, |
| 45 void *data, |
| 46 VABufferID *buf_id); |
| 47 typedef VAStatus (*VaapiCreateConfig)(VADisplay dpy, |
| 48 VAProfile profile, |
| 49 VAEntrypoint entrypoint, |
| 50 VAConfigAttrib *attrib_list, |
| 51 int num_attribs, |
| 52 VAConfigID *config_id); |
| 53 typedef VAStatus (*VaapiCreateContext)(VADisplay dpy, |
| 54 VAConfigID config_id, |
| 55 int picture_width, |
| 56 int picture_height, |
| 57 int flag, |
| 58 VASurfaceID *render_targets, |
| 59 int num_render_targets, |
| 60 VAContextID *context); |
| 61 typedef VAStatus (*VaapiCreateSurfaces)(VADisplay dpy, |
| 62 int width, |
| 63 int height, |
| 64 int format, |
| 65 int num_surfaces, |
| 66 VASurfaceID *surfaces); |
| 67 typedef VAStatus (*VaapiDestroyBuffer)(VADisplay dpy, VABufferID buffer_id); |
| 68 typedef VAStatus (*VaapiDestroyConfig)(VADisplay dpy, VAConfigID config_id); |
| 69 typedef VAStatus (*VaapiDestroyContext)(VADisplay dpy, VAContextID context); |
| 70 typedef VAStatus (*VaapiDestroySurfaces)(VADisplay dpy, |
| 71 VASurfaceID *surfaces, |
| 72 int num_surfaces); |
| 73 typedef int (*VaapiDisplayIsValid)(VADisplay dpy); |
| 74 typedef VAStatus (*VaapiEndPicture)(VADisplay dpy, VAContextID context); |
| 75 typedef const char* (*VaapiErrorStr)(VAStatus error_status); |
| 76 typedef VAStatus (*VaapiGetConfigAttributes)(VADisplay dpy, |
| 77 VAProfile profile, |
| 78 VAEntrypoint entrypoint, |
| 79 VAConfigAttrib *attrib_list, |
| 80 int num_attribs); |
| 81 typedef VADisplay (*VaapiGetDisplay)(Display *dpy); |
| 82 typedef VAStatus (*VaapiInitialize)(VADisplay dpy, |
| 83 int *major_version, |
| 84 int *minor_version); |
| 85 typedef VAStatus (*VaapiPutSurface)(VADisplay dpy, |
| 86 VASurfaceID surface, |
| 87 Drawable draw, |
| 88 short srcx, |
| 89 short srcy, |
| 90 unsigned short srcw, |
| 91 unsigned short srch, |
| 92 short destx, |
| 93 short desty, |
| 94 unsigned short destw, |
| 95 unsigned short desth, |
| 96 VARectangle *cliprects, |
| 97 unsigned int number_cliprects, |
| 98 unsigned int flags); |
| 99 typedef VAStatus (*VaapiRenderPicture)(VADisplay dpy, |
| 100 VAContextID context, |
| 101 VABufferID *buffers, |
| 102 int num_buffers); |
| 103 typedef VAStatus (*VaapiSyncSurface)(VADisplay dpy, VASurfaceID render_target); |
| 104 typedef VAStatus (*VaapiTerminate)(VADisplay dpy); |
| 105 |
| 106 #define VAAPI_SYM(name, handle) Vaapi##name VAAPI_##name = NULL |
| 107 |
| 108 VAAPI_SYM(BeginPicture, vaapi_handle); |
| 109 VAAPI_SYM(CreateBuffer, vaapi_handle); |
| 110 VAAPI_SYM(CreateConfig, vaapi_handle); |
| 111 VAAPI_SYM(CreateContext, vaapi_handle); |
| 112 VAAPI_SYM(CreateSurfaces, vaapi_handle); |
| 113 VAAPI_SYM(DestroyBuffer, vaapi_handle); |
| 114 VAAPI_SYM(DestroyConfig, vaapi_handle); |
| 115 VAAPI_SYM(DestroyContext, vaapi_handle); |
| 116 VAAPI_SYM(DestroySurfaces, vaapi_handle); |
| 117 VAAPI_SYM(DisplayIsValid, vaapi_handle); |
| 118 VAAPI_SYM(EndPicture, vaapi_handle); |
| 119 VAAPI_SYM(ErrorStr, vaapi_handle); |
| 120 VAAPI_SYM(GetConfigAttributes, vaapi_handle); |
| 121 VAAPI_SYM(GetDisplay, vaapi_x11_handle); |
| 122 VAAPI_SYM(Initialize, vaapi_handle); |
| 123 VAAPI_SYM(PutSurface, vaapi_x11_handle); |
| 124 VAAPI_SYM(RenderPicture, vaapi_handle); |
| 125 VAAPI_SYM(SyncSurface, vaapi_x11_handle); |
| 126 VAAPI_SYM(Terminate, vaapi_handle); |
| 127 |
| 128 #undef VAAPI_SYM |
| 129 |
| 130 // Maps Profile enum values to VaProfile values. |
| 131 static bool ProfileToVAProfile(media::VideoCodecProfile profile, |
| 132 VAProfile* va_profile) { |
| 133 switch (profile) { |
| 134 case media::H264PROFILE_BASELINE: |
| 135 *va_profile = VAProfileH264Baseline; |
| 136 break; |
| 137 case media::H264PROFILE_MAIN: |
| 138 *va_profile = VAProfileH264Main; |
| 139 break; |
| 140 // TODO(posciak): See if we can/want support other variants |
| 141 // of media::H264PROFILE_HIGH*. |
| 142 case media::H264PROFILE_HIGH: |
| 143 *va_profile = VAProfileH264High; |
| 144 break; |
| 145 default: |
| 146 return false; |
| 147 } |
| 148 return true; |
| 149 } |
| 150 |
| 151 VASurface::VASurface(VASurfaceID va_surface_id, const ReleaseCB& release_cb) |
| 152 : va_surface_id_(va_surface_id), |
| 153 release_cb_(release_cb) { |
| 154 DCHECK(!release_cb_.is_null()); |
| 155 } |
| 156 |
| 157 VASurface::~VASurface() { |
| 158 release_cb_.Run(va_surface_id_); |
| 159 } |
| 160 |
| 161 VaapiWrapper::VaapiWrapper() |
| 162 : va_display_(NULL), |
| 163 va_config_id_(VA_INVALID_ID), |
| 164 va_context_id_(VA_INVALID_ID) { |
| 165 } |
| 166 |
| 167 VaapiWrapper::~VaapiWrapper() { |
| 168 DestroyPendingBuffers(); |
| 169 DestroySurfaces(); |
| 170 Deinitialize(); |
| 171 } |
| 172 |
| 173 scoped_ptr<VaapiWrapper> VaapiWrapper::Create( |
| 174 media::VideoCodecProfile profile, |
| 175 Display* x_display, |
| 176 const base::Closure& report_error_to_uma_cb) { |
| 177 scoped_ptr<VaapiWrapper> vaapi_wrapper(new VaapiWrapper()); |
| 178 |
| 179 if (!vaapi_wrapper->Initialize(profile, x_display, report_error_to_uma_cb)) |
| 180 vaapi_wrapper.reset(); |
| 181 |
| 182 return vaapi_wrapper.Pass(); |
| 183 } |
| 184 |
| 185 bool VaapiWrapper::Initialize(media::VideoCodecProfile profile, |
| 186 Display* x_display, |
| 187 const base::Closure& report_error_to_uma_cb) { |
| 188 static bool vaapi_functions_initialized = PostSandboxInitialization(); |
| 189 if (!vaapi_functions_initialized) { |
| 190 DVLOG(1) << "Failed to initialize VAAPI libs"; |
| 191 return false; |
| 192 } |
| 193 |
| 194 report_error_to_uma_cb_ = report_error_to_uma_cb; |
| 195 |
| 196 base::AutoLock auto_lock(va_lock_); |
| 197 |
| 198 VAProfile va_profile; |
| 199 if (!ProfileToVAProfile(profile, &va_profile)) { |
| 200 DVLOG(1) << "Unsupported profile"; |
| 201 return false; |
| 202 } |
| 203 |
| 204 va_display_ = VAAPI_GetDisplay(x_display); |
| 205 if (!VAAPI_DisplayIsValid(va_display_)) { |
| 206 DVLOG(1) << "Could not get a valid VA display"; |
| 207 return false; |
| 208 } |
| 209 |
| 210 int major_version, minor_version; |
| 211 VAStatus va_res; |
| 212 va_res = VAAPI_Initialize(va_display_, &major_version, &minor_version); |
| 213 VA_SUCCESS_OR_RETURN(va_res, "vaInitialize failed", false); |
| 214 DVLOG(1) << "VAAPI version: " << major_version << "." << minor_version; |
| 215 |
| 216 VAConfigAttrib attrib = {VAConfigAttribRTFormat, 0}; |
| 217 |
| 218 const VAEntrypoint kEntrypoint = VAEntrypointVLD; |
| 219 va_res = VAAPI_GetConfigAttributes(va_display_, va_profile, kEntrypoint, |
| 220 &attrib, 1); |
| 221 VA_SUCCESS_OR_RETURN(va_res, "vaGetConfigAttributes failed", false); |
| 222 |
| 223 if (!(attrib.value & VA_RT_FORMAT_YUV420)) { |
| 224 DVLOG(1) << "YUV420 not supported by this VAAPI implementation"; |
| 225 return false; |
| 226 } |
| 227 |
| 228 va_res = VAAPI_CreateConfig(va_display_, va_profile, kEntrypoint, |
| 229 &attrib, 1, &va_config_id_); |
| 230 VA_SUCCESS_OR_RETURN(va_res, "vaCreateConfig failed", false); |
| 231 |
| 232 return true; |
| 233 } |
| 234 |
| 235 void VaapiWrapper::Deinitialize() { |
| 236 base::AutoLock auto_lock(va_lock_); |
| 237 |
| 238 if (va_config_id_ != VA_INVALID_ID) { |
| 239 VAStatus va_res = VAAPI_DestroyConfig(va_display_, va_config_id_); |
| 240 VA_LOG_ON_ERROR(va_res, "vaDestroyConfig failed"); |
| 241 } |
| 242 |
| 243 if (va_display_) { |
| 244 VAStatus va_res = VAAPI_Terminate(va_display_); |
| 245 VA_LOG_ON_ERROR(va_res, "vaTerminate failed"); |
| 246 } |
| 247 |
| 248 va_config_id_ = VA_INVALID_ID; |
| 249 va_display_ = NULL; |
| 250 } |
| 251 |
| 252 bool VaapiWrapper::CreateSurfaces(gfx::Size size, |
| 253 size_t num_surfaces, |
| 254 std::vector<VASurfaceID>* va_surfaces) { |
| 255 base::AutoLock auto_lock(va_lock_); |
| 256 |
| 257 DCHECK(va_surfaces->empty()); |
| 258 DCHECK(va_surface_ids_.empty()); |
| 259 va_surface_ids_.resize(num_surfaces); |
| 260 |
| 261 // Allocate surfaces in driver. |
| 262 VAStatus va_res = VAAPI_CreateSurfaces(va_display_, |
| 263 size.width(), size.height(), |
| 264 VA_RT_FORMAT_YUV420, |
| 265 va_surface_ids_.size(), |
| 266 &va_surface_ids_[0]); |
| 267 VA_LOG_ON_ERROR(va_res, "vaCreateSurfaces failed"); |
| 268 if (va_res != VA_STATUS_SUCCESS) { |
| 269 va_surface_ids_.clear(); |
| 270 return false; |
| 271 } |
| 272 |
| 273 // And create a context associated with them. |
| 274 va_res = VAAPI_CreateContext(va_display_, va_config_id_, |
| 275 size.width(), size.height(), VA_PROGRESSIVE, |
| 276 &va_surface_ids_[0], va_surface_ids_.size(), |
| 277 &va_context_id_); |
| 278 |
| 279 VA_LOG_ON_ERROR(va_res, "vaCreateContext failed"); |
| 280 if (va_res != VA_STATUS_SUCCESS) { |
| 281 DestroySurfaces(); |
| 282 return false; |
| 283 } |
| 284 |
| 285 *va_surfaces = va_surface_ids_; |
| 286 return true; |
| 287 } |
| 288 |
| 289 void VaapiWrapper::DestroySurfaces() { |
| 290 base::AutoLock auto_lock(va_lock_); |
| 291 |
| 292 if (va_context_id_ != VA_INVALID_ID) { |
| 293 VAStatus va_res = VAAPI_DestroyContext(va_display_, va_context_id_); |
| 294 VA_LOG_ON_ERROR(va_res, "vaDestroyContext failed"); |
| 295 } |
| 296 |
| 297 if (!va_surface_ids_.empty()) { |
| 298 VAStatus va_res = VAAPI_DestroySurfaces(va_display_, &va_surface_ids_[0], |
| 299 va_surface_ids_.size()); |
| 300 VA_LOG_ON_ERROR(va_res, "vaDestroySurfaces failed"); |
| 301 } |
| 302 |
| 303 va_surface_ids_.clear(); |
| 304 va_context_id_ = VA_INVALID_ID; |
| 305 } |
| 306 |
| 307 bool VaapiWrapper::SubmitBuffer(VABufferType va_buffer_type, |
| 308 size_t size, |
| 309 void* buffer) { |
| 310 base::AutoLock auto_lock(va_lock_); |
| 311 |
| 312 VABufferID buffer_id; |
| 313 VAStatus va_res = VAAPI_CreateBuffer(va_display_, va_context_id_, |
| 314 va_buffer_type, size, |
| 315 1, buffer, &buffer_id); |
| 316 VA_SUCCESS_OR_RETURN(va_res, "Failed to create a VA buffer", false); |
| 317 |
| 318 switch (va_buffer_type) { |
| 319 case VASliceParameterBufferType: |
| 320 case VASliceDataBufferType: |
| 321 pending_slice_bufs_.push_back(buffer_id); |
| 322 break; |
| 323 |
| 324 default: |
| 325 pending_va_bufs_.push_back(buffer_id); |
| 326 break; |
| 327 } |
| 328 |
| 329 return true; |
| 330 } |
| 331 |
| 332 void VaapiWrapper::DestroyPendingBuffers() { |
| 333 base::AutoLock auto_lock(va_lock_); |
| 334 |
| 335 for (size_t i = 0; i < pending_va_bufs_.size(); ++i) { |
| 336 VAStatus va_res = VAAPI_DestroyBuffer(va_display_, pending_va_bufs_[i]); |
| 337 VA_LOG_ON_ERROR(va_res, "vaDestroyBuffer failed"); |
| 338 } |
| 339 |
| 340 for (size_t i = 0; i < pending_slice_bufs_.size(); ++i) { |
| 341 VAStatus va_res = VAAPI_DestroyBuffer(va_display_, pending_slice_bufs_[i]); |
| 342 VA_LOG_ON_ERROR(va_res, "vaDestroyBuffer failed"); |
| 343 } |
| 344 |
| 345 pending_va_bufs_.clear(); |
| 346 pending_slice_bufs_.clear(); |
| 347 } |
| 348 |
| 349 bool VaapiWrapper::SubmitDecode(VASurfaceID va_surface_id) { |
| 350 base::AutoLock auto_lock(va_lock_); |
| 351 |
| 352 DVLOG(4) << "Pending VA bufs to commit: " << pending_va_bufs_.size(); |
| 353 DVLOG(4) << "Pending slice bufs to commit: " << pending_slice_bufs_.size(); |
| 354 DVLOG(4) << "Decoding into VA surface " << va_surface_id; |
| 355 |
| 356 // Get ready to decode into surface. |
| 357 VAStatus va_res = VAAPI_BeginPicture(va_display_, va_context_id_, |
| 358 va_surface_id); |
| 359 VA_SUCCESS_OR_RETURN(va_res, "vaBeginPicture failed", false); |
| 360 |
| 361 // Commit parameter and slice buffers. |
| 362 va_res = VAAPI_RenderPicture(va_display_, va_context_id_, |
| 363 &pending_va_bufs_[0], pending_va_bufs_.size()); |
| 364 VA_SUCCESS_OR_RETURN(va_res, "vaRenderPicture for va_bufs failed", false); |
| 365 |
| 366 va_res = VAAPI_RenderPicture(va_display_, va_context_id_, |
| 367 &pending_slice_bufs_[0], |
| 368 pending_slice_bufs_.size()); |
| 369 VA_SUCCESS_OR_RETURN(va_res, "vaRenderPicture for slices failed", false); |
| 370 |
| 371 // Instruct HW decoder to start processing committed buffers (decode this |
| 372 // picture). This does not block until the end of decode. |
| 373 va_res = VAAPI_EndPicture(va_display_, va_context_id_); |
| 374 VA_SUCCESS_OR_RETURN(va_res, "vaEndPicture failed", false); |
| 375 |
| 376 return true; |
| 377 } |
| 378 |
| 379 bool VaapiWrapper::DecodeAndDestroyPendingBuffers(VASurfaceID va_surface_id) { |
| 380 bool result = SubmitDecode(va_surface_id); |
| 381 DestroyPendingBuffers(); |
| 382 return result; |
| 383 } |
| 384 |
| 385 bool VaapiWrapper::PutSurfaceIntoPixmap(VASurfaceID va_surface_id, |
| 386 Pixmap x_pixmap, |
| 387 gfx::Size dest_size) { |
| 388 base::AutoLock auto_lock(va_lock_); |
| 389 |
| 390 VAStatus va_res = VAAPI_SyncSurface(va_display_, va_surface_id); |
| 391 VA_SUCCESS_OR_RETURN(va_res, "Failed syncing surface", false); |
| 392 |
| 393 // Put the data into an X Pixmap. |
| 394 va_res = VAAPI_PutSurface(va_display_, |
| 395 va_surface_id, |
| 396 x_pixmap, |
| 397 0, 0, dest_size.width(), dest_size.height(), |
| 398 0, 0, dest_size.width(), dest_size.height(), |
| 399 NULL, 0, 0); |
| 400 VA_SUCCESS_OR_RETURN(va_res, "Failed putting decode surface to pixmap", |
| 401 false); |
| 402 return true; |
| 403 } |
| 404 |
| 405 // static |
| 406 bool VaapiWrapper::pre_sandbox_init_done_ = false; |
| 407 |
| 408 // static |
| 409 void VaapiWrapper::PreSandboxInitialization() { |
| 410 DCHECK(!pre_sandbox_init_done_); |
| 411 vaapi_handle = dlopen("libva.so", RTLD_NOW); |
| 412 vaapi_x11_handle = dlopen("libva-x11.so", RTLD_NOW); |
| 413 pre_sandbox_init_done_ = vaapi_handle && vaapi_x11_handle; |
| 414 } |
| 415 |
| 416 // static |
| 417 bool VaapiWrapper::PostSandboxInitialization() { |
| 418 if (!pre_sandbox_init_done_) |
| 419 return false; |
| 420 #define VAAPI_DLSYM_OR_RETURN_ON_ERROR(name, handle) \ |
| 421 do { \ |
| 422 VAAPI_##name = reinterpret_cast<Vaapi##name>(dlsym((handle), "va"#name)); \ |
| 423 if (VAAPI_##name == NULL) { \ |
| 424 DVLOG(1) << "Failed to dlsym va"#name; \ |
| 425 return false; \ |
| 426 } \ |
| 427 } while (0) |
| 428 |
| 429 VAAPI_DLSYM_OR_RETURN_ON_ERROR(BeginPicture, vaapi_handle); |
| 430 VAAPI_DLSYM_OR_RETURN_ON_ERROR(CreateBuffer, vaapi_handle); |
| 431 VAAPI_DLSYM_OR_RETURN_ON_ERROR(CreateConfig, vaapi_handle); |
| 432 VAAPI_DLSYM_OR_RETURN_ON_ERROR(CreateContext, vaapi_handle); |
| 433 VAAPI_DLSYM_OR_RETURN_ON_ERROR(CreateSurfaces, vaapi_handle); |
| 434 VAAPI_DLSYM_OR_RETURN_ON_ERROR(DestroyBuffer, vaapi_handle); |
| 435 VAAPI_DLSYM_OR_RETURN_ON_ERROR(DestroyConfig, vaapi_handle); |
| 436 VAAPI_DLSYM_OR_RETURN_ON_ERROR(DestroyContext, vaapi_handle); |
| 437 VAAPI_DLSYM_OR_RETURN_ON_ERROR(DestroySurfaces, vaapi_handle); |
| 438 VAAPI_DLSYM_OR_RETURN_ON_ERROR(DisplayIsValid, vaapi_handle); |
| 439 VAAPI_DLSYM_OR_RETURN_ON_ERROR(EndPicture, vaapi_handle); |
| 440 VAAPI_DLSYM_OR_RETURN_ON_ERROR(ErrorStr, vaapi_handle); |
| 441 VAAPI_DLSYM_OR_RETURN_ON_ERROR(GetConfigAttributes, vaapi_handle); |
| 442 VAAPI_DLSYM_OR_RETURN_ON_ERROR(GetDisplay, vaapi_x11_handle); |
| 443 VAAPI_DLSYM_OR_RETURN_ON_ERROR(Initialize, vaapi_handle); |
| 444 VAAPI_DLSYM_OR_RETURN_ON_ERROR(PutSurface, vaapi_x11_handle); |
| 445 VAAPI_DLSYM_OR_RETURN_ON_ERROR(RenderPicture, vaapi_handle); |
| 446 VAAPI_DLSYM_OR_RETURN_ON_ERROR(SyncSurface, vaapi_x11_handle); |
| 447 VAAPI_DLSYM_OR_RETURN_ON_ERROR(Terminate, vaapi_handle); |
| 448 #undef VAAPI_DLSYM |
| 449 |
| 450 return true; |
| 451 } |
| 452 |
| 453 } // namespace content |
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