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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() { | |
Ami GONE FROM CHROMIUM
2013/05/29 19:59:04
I was saying that until you have a need for an API
| |
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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