stagefright.cpp revision ab0f94d68bcb74547c8191bd4c47a9ad1b7c7c48
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#include <sys/time.h> 18 19#include <stdlib.h> 20#include <string.h> 21#include <unistd.h> 22 23#include <binder/IServiceManager.h> 24#include <binder/ProcessState.h> 25#include <media/IMediaPlayerService.h> 26#include <media/stagefright/CachingDataSource.h> 27#include <media/stagefright/FileSource.h> 28#include <media/stagefright/HTTPDataSource.h> 29#include <media/stagefright/JPEGSource.h> 30#include <media/stagefright/MediaDebug.h> 31#include <media/stagefright/MediaDefs.h> 32#include <media/stagefright/MediaExtractor.h> 33#include <media/stagefright/MediaSource.h> 34#include <media/stagefright/MetaData.h> 35#include <media/stagefright/OMXClient.h> 36#include <media/stagefright/OMXCodec.h> 37 38using namespace android; 39 40static long gNumRepetitions; 41static long gMaxNumFrames; // 0 means decode all available. 42static long gReproduceBug; // if not -1. 43 44static int64_t getNowUs() { 45 struct timeval tv; 46 gettimeofday(&tv, NULL); 47 48 return (int64_t)tv.tv_usec + tv.tv_sec * 1000000; 49} 50 51static void playSource(OMXClient *client, const sp<MediaSource> &source) { 52 sp<MetaData> meta = source->getFormat(); 53 54 const char *mime; 55 CHECK(meta->findCString(kKeyMIMEType, &mime)); 56 57 sp<MediaSource> rawSource; 58 if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mime)) { 59 rawSource = source; 60 } else { 61 rawSource = OMXCodec::Create( 62 client->interface(), meta, false /* createEncoder */, source); 63 64 if (rawSource == NULL) { 65 fprintf(stderr, "Failed to instantiate decoder for '%s'.\n", mime); 66 return; 67 } 68 } 69 70 rawSource->start(); 71 72 if (gReproduceBug >= 3 && gReproduceBug <= 5) { 73 int64_t durationUs; 74 CHECK(meta->findInt64(kKeyDuration, &durationUs)); 75 76 status_t err; 77 MediaBuffer *buffer; 78 MediaSource::ReadOptions options; 79 int64_t seekTimeUs = -1; 80 for (;;) { 81 err = rawSource->read(&buffer, &options); 82 options.clearSeekTo(); 83 84 bool shouldSeek = false; 85 if (err == INFO_FORMAT_CHANGED) { 86 CHECK_EQ(buffer, NULL); 87 88 printf("format changed.\n"); 89 continue; 90 } else if (err != OK) { 91 printf("reached EOF.\n"); 92 93 shouldSeek = true; 94 } else { 95 int64_t timestampUs; 96 CHECK(buffer->meta_data()->findInt64(kKeyTime, ×tampUs)); 97 98 bool failed = false; 99 100 if (seekTimeUs >= 0) { 101 int64_t diff = timestampUs - seekTimeUs; 102 103 if (diff < 0) { 104 diff = -diff; 105 } 106 107 if ((gReproduceBug == 4 && diff > 500000) 108 || (gReproduceBug == 5 && timestampUs < 0)) { 109 printf("wanted: %.2f secs, got: %.2f secs\n", 110 seekTimeUs / 1E6, timestampUs / 1E6); 111 112 printf("ERROR: "); 113 failed = true; 114 } 115 } 116 117 printf("buffer has timestamp %lld us (%.2f secs)\n", 118 timestampUs, timestampUs / 1E6); 119 120 buffer->release(); 121 buffer = NULL; 122 123 if (failed) { 124 break; 125 } 126 127 shouldSeek = ((double)rand() / RAND_MAX) < 0.1; 128 129 if (gReproduceBug == 3) { 130 shouldSeek = false; 131 } 132 } 133 134 seekTimeUs = -1; 135 136 if (shouldSeek) { 137 seekTimeUs = (rand() * (float)durationUs) / RAND_MAX; 138 options.setSeekTo(seekTimeUs); 139 140 printf("seeking to %lld us (%.2f secs)\n", 141 seekTimeUs, seekTimeUs / 1E6); 142 } 143 } 144 145 rawSource->stop(); 146 147 return; 148 } 149 150 int n = 0; 151 int64_t startTime = getNowUs(); 152 153 long numIterationsLeft = gNumRepetitions; 154 MediaSource::ReadOptions options; 155 156 while (numIterationsLeft-- > 0) { 157 long numFrames = 0; 158 159 MediaBuffer *buffer; 160 161 for (;;) { 162 status_t err = rawSource->read(&buffer, &options); 163 options.clearSeekTo(); 164 165 if (err != OK) { 166 CHECK_EQ(buffer, NULL); 167 168 if (err == INFO_FORMAT_CHANGED) { 169 printf("format changed.\n"); 170 continue; 171 } 172 173 break; 174 } 175 176 if (buffer->range_length() > 0 && (n++ % 16) == 0) { 177 printf("."); 178 fflush(stdout); 179 } 180 181 buffer->release(); 182 buffer = NULL; 183 184 ++numFrames; 185 if (gMaxNumFrames > 0 && numFrames == gMaxNumFrames) { 186 break; 187 } 188 189 if (gReproduceBug == 1 && numFrames == 40) { 190 printf("seeking past the end now."); 191 options.setSeekTo(0x7fffffffL); 192 } else if (gReproduceBug == 2 && numFrames == 40) { 193 printf("seeking to 5 secs."); 194 options.setSeekTo(5000000); 195 } 196 } 197 198 printf("$"); 199 fflush(stdout); 200 201 options.setSeekTo(0); 202 } 203 204 rawSource->stop(); 205 printf("\n"); 206 207 int64_t delay = getNowUs() - startTime; 208 printf("avg. %.2f fps\n", n * 1E6 / delay); 209 210 printf("decoded a total of %d frame(s).\n", n); 211} 212 213static void usage(const char *me) { 214 fprintf(stderr, "usage: %s\n", me); 215 fprintf(stderr, " -h(elp)\n"); 216 fprintf(stderr, " -a(udio)\n"); 217 fprintf(stderr, " -n repetitions\n"); 218 fprintf(stderr, " -l(ist) components\n"); 219 fprintf(stderr, " -m max-number-of-frames-to-decode in each pass\n"); 220 fprintf(stderr, " -b bug to reproduce\n"); 221 fprintf(stderr, " -p(rofiles) dump decoder profiles supported\n"); 222} 223 224int main(int argc, char **argv) { 225 android::ProcessState::self()->startThreadPool(); 226 227 bool audioOnly = false; 228 bool listComponents = false; 229 bool dumpProfiles = false; 230 gNumRepetitions = 1; 231 gMaxNumFrames = 0; 232 gReproduceBug = -1; 233 234 int res; 235 while ((res = getopt(argc, argv, "han:lm:b:p")) >= 0) { 236 switch (res) { 237 case 'a': 238 { 239 audioOnly = true; 240 break; 241 } 242 243 case 'l': 244 { 245 listComponents = true; 246 break; 247 } 248 249 case 'm': 250 case 'n': 251 case 'b': 252 { 253 char *end; 254 long x = strtol(optarg, &end, 10); 255 256 if (*end != '\0' || end == optarg || x <= 0) { 257 x = 1; 258 } 259 260 if (res == 'n') { 261 gNumRepetitions = x; 262 } else if (res == 'm') { 263 gMaxNumFrames = x; 264 } else { 265 CHECK_EQ(res, 'b'); 266 gReproduceBug = x; 267 } 268 break; 269 } 270 271 case 'p': 272 { 273 dumpProfiles = true; 274 break; 275 } 276 277 case '?': 278 case 'h': 279 default: 280 { 281 usage(argv[0]); 282 exit(1); 283 break; 284 } 285 } 286 } 287 288 argc -= optind; 289 argv += optind; 290 291 if (dumpProfiles) { 292 sp<IServiceManager> sm = defaultServiceManager(); 293 sp<IBinder> binder = sm->getService(String16("media.player")); 294 sp<IMediaPlayerService> service = 295 interface_cast<IMediaPlayerService>(binder); 296 297 CHECK(service.get() != NULL); 298 299 sp<IOMX> omx = service->getOMX(); 300 CHECK(omx.get() != NULL); 301 302 const char *kMimeTypes[] = { 303 MEDIA_MIMETYPE_VIDEO_AVC, MEDIA_MIMETYPE_VIDEO_MPEG4, 304 MEDIA_MIMETYPE_VIDEO_H263 305 }; 306 307 for (size_t k = 0; k < sizeof(kMimeTypes) / sizeof(kMimeTypes[0]); 308 ++k) { 309 printf("type '%s':\n", kMimeTypes[k]); 310 311 Vector<CodecCapabilities> results; 312 CHECK_EQ(QueryCodecs(omx, kMimeTypes[k], 313 true, // queryDecoders 314 &results), OK); 315 316 for (size_t i = 0; i < results.size(); ++i) { 317 printf(" decoder '%s' supports ", 318 results[i].mComponentName.string()); 319 320 if (results[i].mProfileLevels.size() == 0) { 321 printf("NOTHING.\n"); 322 continue; 323 } 324 325 for (size_t j = 0; j < results[i].mProfileLevels.size(); ++j) { 326 const CodecProfileLevel &profileLevel = 327 results[i].mProfileLevels[j]; 328 329 printf("%s%ld/%ld", j > 0 ? ", " : "", 330 profileLevel.mProfile, profileLevel.mLevel); 331 } 332 333 printf("\n"); 334 } 335 } 336 } 337 338 if (listComponents) { 339 sp<IServiceManager> sm = defaultServiceManager(); 340 sp<IBinder> binder = sm->getService(String16("media.player")); 341 sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder); 342 343 CHECK(service.get() != NULL); 344 345 sp<IOMX> omx = service->getOMX(); 346 CHECK(omx.get() != NULL); 347 348 List<String8> list; 349 omx->listNodes(&list); 350 351 for (List<String8>::iterator it = list.begin(); 352 it != list.end(); ++it) { 353 printf("%s\n", (*it).string()); 354 } 355 } 356 357 DataSource::RegisterDefaultSniffers(); 358 359 OMXClient client; 360 status_t err = client.connect(); 361 362 for (int k = 0; k < argc; ++k) { 363 const char *filename = argv[k]; 364 365 sp<DataSource> dataSource; 366 if (!strncasecmp("http://", filename, 7)) { 367 dataSource = new HTTPDataSource(filename); 368 dataSource = new CachingDataSource(dataSource, 64 * 1024, 10); 369 } else { 370 dataSource = new FileSource(filename); 371 } 372 373 bool isJPEG = false; 374 375 size_t len = strlen(filename); 376 if (len >= 4 && !strcasecmp(filename + len - 4, ".jpg")) { 377 isJPEG = true; 378 } 379 380 sp<MediaSource> mediaSource; 381 382 if (isJPEG) { 383 mediaSource = new JPEGSource(dataSource); 384 } else { 385 sp<MediaExtractor> extractor = MediaExtractor::Create(dataSource); 386 387 size_t numTracks = extractor->countTracks(); 388 389 sp<MetaData> meta; 390 size_t i; 391 for (i = 0; i < numTracks; ++i) { 392 meta = extractor->getTrackMetaData(i); 393 394 const char *mime; 395 meta->findCString(kKeyMIMEType, &mime); 396 397 if (audioOnly && !strncasecmp(mime, "audio/", 6)) { 398 break; 399 } 400 401 if (!audioOnly && !strncasecmp(mime, "video/", 6)) { 402 break; 403 } 404 } 405 406 mediaSource = extractor->getTrack(i); 407 } 408 409 playSource(&client, mediaSource); 410 } 411 412 client.disconnect(); 413 414 return 0; 415} 416