Andreas Huber | dcaa220 | 2009-11-05 12:04:22 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "OMXNodeInstance" |
| 19 | #include <utils/Log.h> |
| 20 | |
| 21 | #include "../include/OMXNodeInstance.h" |
| 22 | |
| 23 | #include "pv_omxcore.h" |
| 24 | |
| 25 | #include <binder/IMemory.h> |
| 26 | #include <media/stagefright/MediaDebug.h> |
| 27 | |
| 28 | namespace android { |
| 29 | |
| 30 | struct BufferMeta { |
| 31 | BufferMeta(const sp<IMemory> &mem, bool is_backup = false) |
| 32 | : mMem(mem), |
| 33 | mIsBackup(is_backup) { |
| 34 | } |
| 35 | |
| 36 | BufferMeta(size_t size) |
| 37 | : mSize(size), |
| 38 | mIsBackup(false) { |
| 39 | } |
| 40 | |
| 41 | void CopyFromOMX(const OMX_BUFFERHEADERTYPE *header) { |
| 42 | if (!mIsBackup) { |
| 43 | return; |
| 44 | } |
| 45 | |
| 46 | memcpy((OMX_U8 *)mMem->pointer() + header->nOffset, |
| 47 | header->pBuffer + header->nOffset, |
| 48 | header->nFilledLen); |
| 49 | } |
| 50 | |
| 51 | void CopyToOMX(const OMX_BUFFERHEADERTYPE *header) { |
| 52 | if (!mIsBackup) { |
| 53 | return; |
| 54 | } |
| 55 | |
| 56 | memcpy(header->pBuffer + header->nOffset, |
| 57 | (const OMX_U8 *)mMem->pointer() + header->nOffset, |
| 58 | header->nFilledLen); |
| 59 | } |
| 60 | |
| 61 | private: |
| 62 | sp<IMemory> mMem; |
| 63 | size_t mSize; |
| 64 | bool mIsBackup; |
| 65 | |
| 66 | BufferMeta(const BufferMeta &); |
| 67 | BufferMeta &operator=(const BufferMeta &); |
| 68 | }; |
| 69 | |
| 70 | // static |
| 71 | OMX_CALLBACKTYPE OMXNodeInstance::kCallbacks = { |
| 72 | &OnEvent, &OnEmptyBufferDone, &OnFillBufferDone |
| 73 | }; |
| 74 | |
| 75 | OMXNodeInstance::OMXNodeInstance( |
| 76 | OMX *owner, const sp<IOMXObserver> &observer) |
| 77 | : mOwner(owner), |
| 78 | mNodeID(NULL), |
| 79 | mHandle(NULL), |
| 80 | mObserver(observer) { |
| 81 | } |
| 82 | |
| 83 | OMXNodeInstance::~OMXNodeInstance() { |
| 84 | CHECK_EQ(mHandle, NULL); |
| 85 | } |
| 86 | |
| 87 | void OMXNodeInstance::setHandle(OMX::node_id node_id, OMX_HANDLETYPE handle) { |
| 88 | CHECK_EQ(mHandle, NULL); |
| 89 | mNodeID = node_id; |
| 90 | mHandle = handle; |
| 91 | } |
| 92 | |
| 93 | OMX *OMXNodeInstance::owner() { |
| 94 | return mOwner; |
| 95 | } |
| 96 | |
| 97 | sp<IOMXObserver> OMXNodeInstance::observer() { |
| 98 | return mObserver; |
| 99 | } |
| 100 | |
| 101 | OMX::node_id OMXNodeInstance::nodeID() { |
| 102 | return mNodeID; |
| 103 | } |
| 104 | |
| 105 | static status_t StatusFromOMXError(OMX_ERRORTYPE err) { |
| 106 | return (err == OMX_ErrorNone) ? OK : UNKNOWN_ERROR; |
| 107 | } |
| 108 | |
| 109 | status_t OMXNodeInstance::freeNode() { |
| 110 | // Transition the node from its current state all the way down |
| 111 | // to "Loaded". |
| 112 | // This ensures that all active buffers are properly freed even |
| 113 | // for components that don't do this themselves on a call to |
| 114 | // "FreeHandle". |
| 115 | |
| 116 | OMX_STATETYPE state; |
| 117 | CHECK_EQ(OMX_GetState(mHandle, &state), OMX_ErrorNone); |
| 118 | switch (state) { |
| 119 | case OMX_StateExecuting: |
| 120 | { |
| 121 | LOGV("forcing Executing->Idle"); |
| 122 | sendCommand(OMX_CommandStateSet, OMX_StateIdle); |
| 123 | OMX_ERRORTYPE err; |
| 124 | while ((err = OMX_GetState(mHandle, &state)) == OMX_ErrorNone |
| 125 | && state != OMX_StateIdle) { |
| 126 | usleep(100000); |
| 127 | } |
| 128 | CHECK_EQ(err, OMX_ErrorNone); |
| 129 | |
| 130 | // fall through |
| 131 | } |
| 132 | |
| 133 | case OMX_StateIdle: |
| 134 | { |
| 135 | LOGV("forcing Idle->Loaded"); |
| 136 | sendCommand(OMX_CommandStateSet, OMX_StateLoaded); |
| 137 | |
| 138 | freeActiveBuffers(); |
| 139 | |
| 140 | OMX_ERRORTYPE err; |
| 141 | while ((err = OMX_GetState(mHandle, &state)) == OMX_ErrorNone |
| 142 | && state != OMX_StateLoaded) { |
| 143 | LOGV("waiting for Loaded state..."); |
| 144 | usleep(100000); |
| 145 | } |
| 146 | CHECK_EQ(err, OMX_ErrorNone); |
| 147 | |
| 148 | // fall through |
| 149 | } |
| 150 | |
| 151 | case OMX_StateLoaded: |
| 152 | case OMX_StateInvalid: |
| 153 | break; |
| 154 | |
| 155 | default: |
| 156 | CHECK(!"should not be here, unknown state."); |
| 157 | break; |
| 158 | } |
| 159 | |
| 160 | OMX_ERRORTYPE err = OMX_MasterFreeHandle(mHandle); |
| 161 | mHandle = NULL; |
| 162 | |
| 163 | if (err != OMX_ErrorNone) { |
| 164 | LOGE("FreeHandle FAILED with error 0x%08x.", err); |
| 165 | } |
| 166 | |
| 167 | mOwner->invalidateNodeID(mNodeID); |
| 168 | mNodeID = NULL; |
| 169 | |
| 170 | LOGV("OMXNodeInstance going away."); |
| 171 | delete this; |
| 172 | |
| 173 | return StatusFromOMXError(err); |
| 174 | } |
| 175 | |
| 176 | status_t OMXNodeInstance::sendCommand( |
| 177 | OMX_COMMANDTYPE cmd, OMX_S32 param) { |
| 178 | Mutex::Autolock autoLock(mLock); |
| 179 | |
| 180 | OMX_ERRORTYPE err = OMX_SendCommand(mHandle, cmd, param, NULL); |
| 181 | return StatusFromOMXError(err); |
| 182 | } |
| 183 | |
| 184 | status_t OMXNodeInstance::getParameter( |
| 185 | OMX_INDEXTYPE index, void *params, size_t size) { |
| 186 | Mutex::Autolock autoLock(mLock); |
| 187 | |
| 188 | OMX_ERRORTYPE err = OMX_GetParameter(mHandle, index, params); |
| 189 | return StatusFromOMXError(err); |
| 190 | } |
| 191 | |
| 192 | status_t OMXNodeInstance::setParameter( |
| 193 | OMX_INDEXTYPE index, const void *params, size_t size) { |
| 194 | Mutex::Autolock autoLock(mLock); |
| 195 | |
| 196 | OMX_ERRORTYPE err = OMX_SetParameter( |
| 197 | mHandle, index, const_cast<void *>(params)); |
| 198 | |
| 199 | return StatusFromOMXError(err); |
| 200 | } |
| 201 | |
| 202 | status_t OMXNodeInstance::getConfig( |
| 203 | OMX_INDEXTYPE index, void *params, size_t size) { |
| 204 | Mutex::Autolock autoLock(mLock); |
| 205 | |
| 206 | OMX_ERRORTYPE err = OMX_GetConfig(mHandle, index, params); |
| 207 | return StatusFromOMXError(err); |
| 208 | } |
| 209 | |
| 210 | status_t OMXNodeInstance::setConfig( |
| 211 | OMX_INDEXTYPE index, const void *params, size_t size) { |
| 212 | Mutex::Autolock autoLock(mLock); |
| 213 | |
| 214 | OMX_ERRORTYPE err = OMX_SetConfig( |
| 215 | mHandle, index, const_cast<void *>(params)); |
| 216 | |
| 217 | return StatusFromOMXError(err); |
| 218 | } |
| 219 | |
| 220 | status_t OMXNodeInstance::useBuffer( |
| 221 | OMX_U32 portIndex, const sp<IMemory> ¶ms, |
| 222 | OMX::buffer_id *buffer) { |
| 223 | Mutex::Autolock autoLock(mLock); |
| 224 | |
| 225 | BufferMeta *buffer_meta = new BufferMeta(params); |
| 226 | |
| 227 | OMX_BUFFERHEADERTYPE *header; |
| 228 | |
| 229 | OMX_ERRORTYPE err = OMX_UseBuffer( |
| 230 | mHandle, &header, portIndex, buffer_meta, |
| 231 | params->size(), static_cast<OMX_U8 *>(params->pointer())); |
| 232 | |
| 233 | if (err != OMX_ErrorNone) { |
| 234 | LOGE("OMX_UseBuffer failed with error %d (0x%08x)", err, err); |
| 235 | |
| 236 | delete buffer_meta; |
| 237 | buffer_meta = NULL; |
| 238 | |
| 239 | *buffer = 0; |
| 240 | |
| 241 | return UNKNOWN_ERROR; |
| 242 | } |
| 243 | |
| 244 | *buffer = header; |
| 245 | |
| 246 | addActiveBuffer(portIndex, *buffer); |
| 247 | |
| 248 | return OK; |
| 249 | } |
| 250 | |
| 251 | status_t OMXNodeInstance::allocateBuffer( |
| 252 | OMX_U32 portIndex, size_t size, OMX::buffer_id *buffer) { |
| 253 | Mutex::Autolock autoLock(mLock); |
| 254 | |
| 255 | BufferMeta *buffer_meta = new BufferMeta(size); |
| 256 | |
| 257 | OMX_BUFFERHEADERTYPE *header; |
| 258 | |
| 259 | OMX_ERRORTYPE err = OMX_AllocateBuffer( |
| 260 | mHandle, &header, portIndex, buffer_meta, size); |
| 261 | |
| 262 | if (err != OMX_ErrorNone) { |
| 263 | LOGE("OMX_AllocateBuffer failed with error %d (0x%08x)", err, err); |
| 264 | |
| 265 | delete buffer_meta; |
| 266 | buffer_meta = NULL; |
| 267 | |
| 268 | *buffer = 0; |
| 269 | |
| 270 | return UNKNOWN_ERROR; |
| 271 | } |
| 272 | |
| 273 | *buffer = header; |
| 274 | |
| 275 | addActiveBuffer(portIndex, *buffer); |
| 276 | |
| 277 | return OK; |
| 278 | } |
| 279 | |
| 280 | status_t OMXNodeInstance::allocateBufferWithBackup( |
| 281 | OMX_U32 portIndex, const sp<IMemory> ¶ms, |
| 282 | OMX::buffer_id *buffer) { |
| 283 | Mutex::Autolock autoLock(mLock); |
| 284 | |
| 285 | BufferMeta *buffer_meta = new BufferMeta(params, true); |
| 286 | |
| 287 | OMX_BUFFERHEADERTYPE *header; |
| 288 | |
| 289 | OMX_ERRORTYPE err = OMX_AllocateBuffer( |
| 290 | mHandle, &header, portIndex, buffer_meta, params->size()); |
| 291 | |
| 292 | if (err != OMX_ErrorNone) { |
| 293 | LOGE("OMX_AllocateBuffer failed with error %d (0x%08x)", err, err); |
| 294 | |
| 295 | delete buffer_meta; |
| 296 | buffer_meta = NULL; |
| 297 | |
| 298 | *buffer = 0; |
| 299 | |
| 300 | return UNKNOWN_ERROR; |
| 301 | } |
| 302 | |
| 303 | *buffer = header; |
| 304 | |
| 305 | addActiveBuffer(portIndex, *buffer); |
| 306 | |
| 307 | return OK; |
| 308 | } |
| 309 | |
| 310 | status_t OMXNodeInstance::freeBuffer( |
| 311 | OMX_U32 portIndex, OMX::buffer_id buffer) { |
| 312 | Mutex::Autolock autoLock(mLock); |
| 313 | |
| 314 | removeActiveBuffer(portIndex, buffer); |
| 315 | |
| 316 | OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)buffer; |
| 317 | BufferMeta *buffer_meta = static_cast<BufferMeta *>(header->pAppPrivate); |
| 318 | |
| 319 | OMX_ERRORTYPE err = OMX_FreeBuffer(mHandle, portIndex, header); |
| 320 | |
| 321 | delete buffer_meta; |
| 322 | buffer_meta = NULL; |
| 323 | |
| 324 | return StatusFromOMXError(err); |
| 325 | } |
| 326 | |
| 327 | status_t OMXNodeInstance::fillBuffer(OMX::buffer_id buffer) { |
| 328 | Mutex::Autolock autoLock(mLock); |
| 329 | |
| 330 | OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)buffer; |
| 331 | header->nFilledLen = 0; |
| 332 | header->nOffset = 0; |
| 333 | header->nFlags = 0; |
| 334 | |
| 335 | OMX_ERRORTYPE err = OMX_FillThisBuffer(mHandle, header); |
| 336 | |
| 337 | return StatusFromOMXError(err); |
| 338 | } |
| 339 | |
| 340 | status_t OMXNodeInstance::emptyBuffer( |
| 341 | OMX::buffer_id buffer, |
| 342 | OMX_U32 rangeOffset, OMX_U32 rangeLength, |
| 343 | OMX_U32 flags, OMX_TICKS timestamp) { |
| 344 | Mutex::Autolock autoLock(mLock); |
| 345 | |
| 346 | OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)buffer; |
| 347 | header->nFilledLen = rangeLength; |
| 348 | header->nOffset = rangeOffset; |
| 349 | header->nFlags = flags; |
| 350 | header->nTimeStamp = timestamp; |
| 351 | |
| 352 | BufferMeta *buffer_meta = |
| 353 | static_cast<BufferMeta *>(header->pAppPrivate); |
| 354 | buffer_meta->CopyToOMX(header); |
| 355 | |
| 356 | OMX_ERRORTYPE err = OMX_EmptyThisBuffer(mHandle, header); |
| 357 | |
| 358 | return StatusFromOMXError(err); |
| 359 | } |
| 360 | |
| 361 | status_t OMXNodeInstance::getExtensionIndex( |
| 362 | const char *parameterName, OMX_INDEXTYPE *index) { |
| 363 | Mutex::Autolock autoLock(mLock); |
| 364 | |
| 365 | OMX_ERRORTYPE err = OMX_GetExtensionIndex( |
| 366 | mHandle, const_cast<char *>(parameterName), index); |
| 367 | |
| 368 | return StatusFromOMXError(err); |
| 369 | } |
| 370 | |
| 371 | void OMXNodeInstance::onMessage(const omx_message &msg) { |
| 372 | if (msg.type == omx_message::FILL_BUFFER_DONE) { |
| 373 | OMX_BUFFERHEADERTYPE *buffer = |
| 374 | static_cast<OMX_BUFFERHEADERTYPE *>( |
| 375 | msg.u.extended_buffer_data.buffer); |
| 376 | |
| 377 | BufferMeta *buffer_meta = |
| 378 | static_cast<BufferMeta *>(buffer->pAppPrivate); |
| 379 | |
| 380 | buffer_meta->CopyFromOMX(buffer); |
| 381 | } |
| 382 | |
| 383 | mObserver->onMessage(msg); |
| 384 | } |
| 385 | |
| 386 | void OMXNodeInstance::onObserverDied() { |
| 387 | LOGE("!!! Observer died. Quickly, do something, ... anything..."); |
| 388 | |
| 389 | // Try to force shutdown of the node and hope for the best. |
| 390 | freeNode(); |
| 391 | } |
| 392 | |
| 393 | void OMXNodeInstance::onGetHandleFailed() { |
| 394 | delete this; |
| 395 | } |
| 396 | |
| 397 | // static |
| 398 | OMX_ERRORTYPE OMXNodeInstance::OnEvent( |
| 399 | OMX_IN OMX_HANDLETYPE hComponent, |
| 400 | OMX_IN OMX_PTR pAppData, |
| 401 | OMX_IN OMX_EVENTTYPE eEvent, |
| 402 | OMX_IN OMX_U32 nData1, |
| 403 | OMX_IN OMX_U32 nData2, |
| 404 | OMX_IN OMX_PTR pEventData) { |
| 405 | OMXNodeInstance *instance = static_cast<OMXNodeInstance *>(pAppData); |
| 406 | return instance->owner()->OnEvent( |
| 407 | instance->nodeID(), eEvent, nData1, nData2, pEventData); |
| 408 | } |
| 409 | |
| 410 | // static |
| 411 | OMX_ERRORTYPE OMXNodeInstance::OnEmptyBufferDone( |
| 412 | OMX_IN OMX_HANDLETYPE hComponent, |
| 413 | OMX_IN OMX_PTR pAppData, |
| 414 | OMX_IN OMX_BUFFERHEADERTYPE* pBuffer) { |
| 415 | OMXNodeInstance *instance = static_cast<OMXNodeInstance *>(pAppData); |
| 416 | return instance->owner()->OnEmptyBufferDone(instance->nodeID(), pBuffer); |
| 417 | } |
| 418 | |
| 419 | // static |
| 420 | OMX_ERRORTYPE OMXNodeInstance::OnFillBufferDone( |
| 421 | OMX_IN OMX_HANDLETYPE hComponent, |
| 422 | OMX_IN OMX_PTR pAppData, |
| 423 | OMX_IN OMX_BUFFERHEADERTYPE* pBuffer) { |
| 424 | OMXNodeInstance *instance = static_cast<OMXNodeInstance *>(pAppData); |
| 425 | return instance->owner()->OnFillBufferDone(instance->nodeID(), pBuffer); |
| 426 | } |
| 427 | |
| 428 | void OMXNodeInstance::addActiveBuffer(OMX_U32 portIndex, OMX::buffer_id id) { |
| 429 | ActiveBuffer active; |
| 430 | active.mPortIndex = portIndex; |
| 431 | active.mID = id; |
| 432 | mActiveBuffers.push(active); |
| 433 | } |
| 434 | |
| 435 | void OMXNodeInstance::removeActiveBuffer( |
| 436 | OMX_U32 portIndex, OMX::buffer_id id) { |
| 437 | bool found = false; |
| 438 | for (size_t i = 0; i < mActiveBuffers.size(); ++i) { |
| 439 | if (mActiveBuffers[i].mPortIndex == portIndex |
| 440 | && mActiveBuffers[i].mID == id) { |
| 441 | found = true; |
| 442 | mActiveBuffers.removeItemsAt(i); |
| 443 | break; |
| 444 | } |
| 445 | } |
| 446 | |
| 447 | if (!found) { |
| 448 | LOGW("Attempt to remove an active buffer we know nothing about..."); |
| 449 | } |
| 450 | } |
| 451 | |
| 452 | void OMXNodeInstance::freeActiveBuffers() { |
| 453 | // Make sure to count down here, as freeBuffer will in turn remove |
| 454 | // the active buffer from the vector... |
| 455 | for (size_t i = mActiveBuffers.size(); i--;) { |
| 456 | freeBuffer(mActiveBuffers[i].mPortIndex, mActiveBuffers[i].mID); |
| 457 | } |
| 458 | } |
| 459 | |
| 460 | } // namespace android |
| 461 | |