OMXHarness.cpp revision df64d15042bbd5e0e4933ac49bf3c177dd94752c 
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 "OMXHarness"
19#include <utils/Log.h>
20
21#include "OMXHarness.h"
22
23#include <sys/time.h>
24
25#include <binder/ProcessState.h>
26#include <binder/IServiceManager.h>
27#include <binder/MemoryDealer.h>
28#include <media/IMediaPlayerService.h>
29#include <media/stagefright/DataSource.h>
30#include <media/stagefright/MediaBuffer.h>
31#include <media/stagefright/MediaDebug.h>
32#include <media/stagefright/MediaDefs.h>
33#include <media/stagefright/MediaErrors.h>
34#include <media/stagefright/MediaExtractor.h>
35#include <media/stagefright/MediaSource.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38
39#define DEFAULT_TIMEOUT         500000
40
41namespace android {
42
43static int64_t getNowUs() {
44    struct timeval tv;
45    gettimeofday(&tv, NULL);
46
47    return (int64_t)tv.tv_usec + tv.tv_sec * 1000000;
48}
49
50Harness::Harness()
51    : mInitCheck(NO_INIT) {
52    mInitCheck = initOMX();
53}
54
55Harness::~Harness() {
56}
57
58status_t Harness::initCheck() const {
59    return mInitCheck;
60}
61
62status_t Harness::initOMX() {
63    sp<IServiceManager> sm = defaultServiceManager();
64    sp<IBinder> binder = sm->getService(String16("media.player"));
65    sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
66    mOMX = service->getOMX();
67
68    return mOMX != 0 ? OK : NO_INIT;
69}
70
71void Harness::onMessage(const omx_message &msg) {
72    Mutex::Autolock autoLock(mLock);
73    mMessageQueue.push_back(msg);
74    mMessageAddedCondition.signal();
75}
76
77status_t Harness::dequeueMessageForNode(
78        IOMX::node_id node, omx_message *msg, int64_t timeoutUs) {
79    return dequeueMessageForNodeIgnoringBuffers(
80            node, NULL, NULL, msg, timeoutUs);
81}
82
83// static
84bool Harness::handleBufferMessage(
85        const omx_message &msg,
86        Vector<Buffer> *inputBuffers,
87        Vector<Buffer> *outputBuffers) {
88    switch (msg.type) {
89        case omx_message::EMPTY_BUFFER_DONE:
90        {
91            if (inputBuffers) {
92                for (size_t i = 0; i < inputBuffers->size(); ++i) {
93                    if ((*inputBuffers)[i].mID == msg.u.buffer_data.buffer) {
94                        inputBuffers->editItemAt(i).mFlags &= ~kBufferBusy;
95                        return true;
96                    }
97                }
98                CHECK(!"should not be here");
99            }
100            break;
101        }
102
103        case omx_message::FILL_BUFFER_DONE:
104        {
105            if (outputBuffers) {
106                for (size_t i = 0; i < outputBuffers->size(); ++i) {
107                    if ((*outputBuffers)[i].mID == msg.u.buffer_data.buffer) {
108                        outputBuffers->editItemAt(i).mFlags &= ~kBufferBusy;
109                        return true;
110                    }
111                }
112                CHECK(!"should not be here");
113            }
114            break;
115        }
116
117        default:
118            break;
119    }
120
121    return false;
122}
123
124status_t Harness::dequeueMessageForNodeIgnoringBuffers(
125        IOMX::node_id node,
126        Vector<Buffer> *inputBuffers,
127        Vector<Buffer> *outputBuffers,
128        omx_message *msg, int64_t timeoutUs) {
129    int64_t finishBy = getNowUs() + timeoutUs;
130
131    for (;;) {
132        Mutex::Autolock autoLock(mLock);
133        List<omx_message>::iterator it = mMessageQueue.begin();
134        while (it != mMessageQueue.end()) {
135            if ((*it).node == node) {
136                if (handleBufferMessage(*it, inputBuffers, outputBuffers)) {
137                    it = mMessageQueue.erase(it);
138                    continue;
139                }
140
141                *msg = *it;
142                mMessageQueue.erase(it);
143
144                return OK;
145            }
146
147            ++it;
148        }
149
150        status_t err = (timeoutUs < 0)
151            ? mMessageAddedCondition.wait(mLock)
152            : mMessageAddedCondition.waitRelative(
153                    mLock, (finishBy - getNowUs()) * 1000);
154
155        if (err == TIMED_OUT) {
156            return err;
157        }
158        CHECK_EQ(err, OK);
159    }
160}
161
162status_t Harness::getPortDefinition(
163        IOMX::node_id node, OMX_U32 portIndex,
164        OMX_PARAM_PORTDEFINITIONTYPE *def) {
165    def->nSize = sizeof(*def);
166    def->nVersion.s.nVersionMajor = 1;
167    def->nVersion.s.nVersionMinor = 0;
168    def->nVersion.s.nRevision = 0;
169    def->nVersion.s.nStep = 0;
170    def->nPortIndex = portIndex;
171    return mOMX->getParameter(
172            node, OMX_IndexParamPortDefinition, def, sizeof(*def));
173}
174
175#define EXPECT(condition, info) \
176    if (!(condition)) {         \
177        LOGE(info); printf("\n  * " info "\n"); return UNKNOWN_ERROR; \
178    }
179
180#define EXPECT_SUCCESS(err, info) \
181    EXPECT((err) == OK, info " failed")
182
183status_t Harness::allocatePortBuffers(
184        const sp<MemoryDealer> &dealer,
185        IOMX::node_id node, OMX_U32 portIndex,
186        Vector<Buffer> *buffers) {
187    buffers->clear();
188
189    OMX_PARAM_PORTDEFINITIONTYPE def;
190    status_t err = getPortDefinition(node, portIndex, &def);
191    EXPECT_SUCCESS(err, "getPortDefinition");
192
193    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
194        Buffer buffer;
195        buffer.mMemory = dealer->allocate(def.nBufferSize);
196        buffer.mFlags = 0;
197        CHECK(buffer.mMemory != NULL);
198
199        err = mOMX->allocateBufferWithBackup(
200                node, portIndex, buffer.mMemory, &buffer.mID);
201        EXPECT_SUCCESS(err, "allocateBuffer");
202
203        buffers->push(buffer);
204    }
205
206    return OK;
207}
208
209status_t Harness::setRole(IOMX::node_id node, const char *role) {
210    OMX_PARAM_COMPONENTROLETYPE params;
211    params.nSize = sizeof(params);
212    params.nVersion.s.nVersionMajor = 1;
213    params.nVersion.s.nVersionMinor = 0;
214    params.nVersion.s.nRevision = 0;
215    params.nVersion.s.nStep = 0;
216    strncpy((char *)params.cRole, role, OMX_MAX_STRINGNAME_SIZE - 1);
217    params.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
218
219    return mOMX->setParameter(
220            node, OMX_IndexParamStandardComponentRole,
221            &params, sizeof(params));
222}
223
224struct NodeReaper {
225    NodeReaper(const sp<Harness> &harness, IOMX::node_id node)
226        : mHarness(harness),
227          mNode(node) {
228    }
229
230    ~NodeReaper() {
231        if (mNode != 0) {
232            mHarness->mOMX->freeNode(mNode);
233            mNode = 0;
234        }
235    }
236
237    void disarm() {
238        mNode = 0;
239    }
240
241private:
242    sp<Harness> mHarness;
243    IOMX::node_id mNode;
244
245    NodeReaper(const NodeReaper &);
246    NodeReaper &operator=(const NodeReaper &);
247};
248
249static sp<MediaExtractor> CreateExtractorFromURI(const char *uri) {
250    sp<DataSource> source = DataSource::CreateFromURI(uri);
251
252    if (source == NULL) {
253        return NULL;
254    }
255
256    return MediaExtractor::Create(source);
257}
258
259static sp<MediaSource> MakeSource(
260        const char *uri,
261        const char *mimeType) {
262    sp<MediaExtractor> extractor = CreateExtractorFromURI(uri);
263
264    if (extractor == NULL) {
265        return NULL;
266    }
267
268    for (size_t i = 0; i < extractor->countTracks(); ++i) {
269        sp<MetaData> meta = extractor->getTrackMetaData(i);
270
271        const char *trackMIME;
272        CHECK(meta->findCString(kKeyMIMEType, &trackMIME));
273
274        if (!strcasecmp(trackMIME, mimeType)) {
275            return extractor->getTrack(i);
276        }
277    }
278
279    return NULL;
280}
281
282status_t Harness::testStateTransitions(
283        const char *componentName, const char *componentRole) {
284    if (strncmp(componentName, "OMX.", 4)) {
285        // Non-OMX components, i.e. software decoders won't execute this
286        // test.
287        return OK;
288    }
289
290    sp<MemoryDealer> dealer = new MemoryDealer(16 * 1024 * 1024, "OMXHarness");
291    IOMX::node_id node;
292
293    status_t err =
294        mOMX->allocateNode(componentName, this, &node);
295    EXPECT_SUCCESS(err, "allocateNode");
296
297    NodeReaper reaper(this, node);
298
299    err = setRole(node, componentRole);
300    EXPECT_SUCCESS(err, "setRole");
301
302    // Initiate transition Loaded->Idle
303    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateIdle);
304    EXPECT_SUCCESS(err, "sendCommand(go-to-Idle)");
305
306    omx_message msg;
307    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
308    // Make sure node doesn't just transition to idle before we are done
309    // allocating all input and output buffers.
310    EXPECT(err == TIMED_OUT,
311            "Component must not transition from loaded to idle before "
312            "all input and output buffers are allocated.");
313
314    // Now allocate buffers.
315    Vector<Buffer> inputBuffers;
316    err = allocatePortBuffers(dealer, node, 0, &inputBuffers);
317    EXPECT_SUCCESS(err, "allocatePortBuffers(input)");
318
319    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
320    CHECK_EQ(err, TIMED_OUT);
321
322    Vector<Buffer> outputBuffers;
323    err = allocatePortBuffers(dealer, node, 1, &outputBuffers);
324    EXPECT_SUCCESS(err, "allocatePortBuffers(output)");
325
326    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
327    EXPECT(err == OK
328            && msg.type == omx_message::EVENT
329            && msg.u.event_data.event == OMX_EventCmdComplete
330            && msg.u.event_data.data1 == OMX_CommandStateSet
331            && msg.u.event_data.data2 == OMX_StateIdle,
332           "Component did not properly transition to idle state "
333           "after all input and output buffers were allocated.");
334
335    // Initiate transition Idle->Executing
336    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateExecuting);
337    EXPECT_SUCCESS(err, "sendCommand(go-to-Executing)");
338
339    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
340    EXPECT(err == OK
341            && msg.type == omx_message::EVENT
342            && msg.u.event_data.event == OMX_EventCmdComplete
343            && msg.u.event_data.data1 == OMX_CommandStateSet
344            && msg.u.event_data.data2 == OMX_StateExecuting,
345           "Component did not properly transition from idle to "
346           "executing state.");
347
348    for (size_t i = 0; i < outputBuffers.size(); ++i) {
349        err = mOMX->fillBuffer(node, outputBuffers[i].mID);
350        EXPECT_SUCCESS(err, "fillBuffer");
351
352        outputBuffers.editItemAt(i).mFlags |= kBufferBusy;
353    }
354
355    err = mOMX->sendCommand(node, OMX_CommandFlush, 1);
356    EXPECT_SUCCESS(err, "sendCommand(flush-output-port)");
357
358    err = dequeueMessageForNodeIgnoringBuffers(
359            node, &inputBuffers, &outputBuffers, &msg, DEFAULT_TIMEOUT);
360    EXPECT(err == OK
361            && msg.type == omx_message::EVENT
362            && msg.u.event_data.event == OMX_EventCmdComplete
363            && msg.u.event_data.data1 == OMX_CommandFlush
364            && msg.u.event_data.data2 == 1,
365           "Component did not properly acknowledge flushing the output port.");
366
367    for (size_t i = 0; i < outputBuffers.size(); ++i) {
368        EXPECT((outputBuffers[i].mFlags & kBufferBusy) == 0,
369               "Not all output buffers have been returned to us by the time "
370               "we received the flush-complete notification.");
371    }
372
373    for (size_t i = 0; i < outputBuffers.size(); ++i) {
374        err = mOMX->fillBuffer(node, outputBuffers[i].mID);
375        EXPECT_SUCCESS(err, "fillBuffer");
376
377        outputBuffers.editItemAt(i).mFlags |= kBufferBusy;
378    }
379
380    // Initiate transition Executing->Idle
381    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateIdle);
382    EXPECT_SUCCESS(err, "sendCommand(go-to-Idle)");
383
384    err = dequeueMessageForNodeIgnoringBuffers(
385            node, &inputBuffers, &outputBuffers, &msg, DEFAULT_TIMEOUT);
386    EXPECT(err == OK
387            && msg.type == omx_message::EVENT
388            && msg.u.event_data.event == OMX_EventCmdComplete
389            && msg.u.event_data.data1 == OMX_CommandStateSet
390            && msg.u.event_data.data2 == OMX_StateIdle,
391           "Component did not properly transition to from executing to "
392           "idle state.");
393
394    for (size_t i = 0; i < inputBuffers.size(); ++i) {
395        EXPECT((inputBuffers[i].mFlags & kBufferBusy) == 0,
396                "Not all input buffers have been returned to us by the "
397                "time we received the transition-to-idle complete "
398                "notification.");
399    }
400
401    for (size_t i = 0; i < outputBuffers.size(); ++i) {
402        EXPECT((outputBuffers[i].mFlags & kBufferBusy) == 0,
403                "Not all output buffers have been returned to us by the "
404                "time we received the transition-to-idle complete "
405                "notification.");
406    }
407
408    // Initiate transition Idle->Loaded
409    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateLoaded);
410    EXPECT_SUCCESS(err, "sendCommand(go-to-Loaded)");
411
412    // Make sure node doesn't just transition to loaded before we are done
413    // freeing all input and output buffers.
414    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
415    CHECK_EQ(err, TIMED_OUT);
416
417    for (size_t i = 0; i < inputBuffers.size(); ++i) {
418        err = mOMX->freeBuffer(node, 0, inputBuffers[i].mID);
419        EXPECT_SUCCESS(err, "freeBuffer");
420    }
421
422    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
423    CHECK_EQ(err, TIMED_OUT);
424
425    for (size_t i = 0; i < outputBuffers.size(); ++i) {
426        err = mOMX->freeBuffer(node, 1, outputBuffers[i].mID);
427        EXPECT_SUCCESS(err, "freeBuffer");
428    }
429
430    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
431    EXPECT(err == OK
432            && msg.type == omx_message::EVENT
433            && msg.u.event_data.event == OMX_EventCmdComplete
434            && msg.u.event_data.data1 == OMX_CommandStateSet
435            && msg.u.event_data.data2 == OMX_StateLoaded,
436           "Component did not properly transition to from idle to "
437           "loaded state after freeing all input and output buffers.");
438
439    err = mOMX->freeNode(node);
440    EXPECT_SUCCESS(err, "freeNode");
441
442    reaper.disarm();
443
444    node = 0;
445
446    return OK;
447}
448
449static const char *GetMimeFromComponentRole(const char *componentRole) {
450    struct RoleToMime {
451        const char *mRole;
452        const char *mMime;
453    };
454    const RoleToMime kRoleToMime[] = {
455        { "video_decoder.avc", "video/avc" },
456        { "video_decoder.mpeg4", "video/mp4v-es" },
457        { "video_decoder.h263", "video/3gpp" },
458        { "video_decoder.vpx", "video/x-vnd.on2.vp8" },
459
460        // we appear to use this as a synonym to amrnb.
461        { "audio_decoder.amr", "audio/3gpp" },
462
463        { "audio_decoder.amrnb", "audio/3gpp" },
464        { "audio_decoder.amrwb", "audio/amr-wb" },
465        { "audio_decoder.aac", "audio/mp4a-latm" },
466        { "audio_decoder.mp3", "audio/mpeg" },
467        { "audio_decoder.vorbis", "audio/vorbis" },
468        { "audio_decoder.g711alaw", MEDIA_MIMETYPE_AUDIO_G711_ALAW },
469        { "audio_decoder.g711mlaw", MEDIA_MIMETYPE_AUDIO_G711_MLAW },
470    };
471
472    for (size_t i = 0; i < sizeof(kRoleToMime) / sizeof(kRoleToMime[0]); ++i) {
473        if (!strcmp(componentRole, kRoleToMime[i].mRole)) {
474            return kRoleToMime[i].mMime;
475        }
476    }
477
478    return NULL;
479}
480
481static const char *GetURLForMime(const char *mime) {
482    struct MimeToURL {
483        const char *mMime;
484        const char *mURL;
485    };
486    static const MimeToURL kMimeToURL[] = {
487        { "video/avc",
488          "file:///sdcard/media_api/video/H264_500_AAC_128.3gp" },
489        { "video/mp4v-es", "file:///sdcard/media_api/video/MPEG4_320_AAC_64.mp4" },
490        { "video/3gpp",
491          "file:///sdcard/media_api/video/H263_500_AMRNB_12.3gp" },
492        { "audio/3gpp",
493          "file:///sdcard/media_api/video/H263_500_AMRNB_12.3gp" },
494        { "audio/amr-wb", NULL },
495        { "audio/mp4a-latm",
496          "file:///sdcard/media_api/video/H263_56_AAC_24.3gp" },
497        { "audio/mpeg",
498          "file:///sdcard/media_api/music/MP3_48KHz_128kbps_s_1_17_CBR.mp3" },
499        { "audio/vorbis", NULL },
500        { "video/x-vnd.on2.vp8",
501          "file:///sdcard/media_api/video/big-buck-bunny_trailer.webm" },
502        { MEDIA_MIMETYPE_AUDIO_G711_ALAW, "file:///sdcard/M1F1-Alaw-AFsp.wav" },
503        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
504          "file:///sdcard/M1F1-mulaw-AFsp.wav" },
505    };
506
507    for (size_t i = 0; i < sizeof(kMimeToURL) / sizeof(kMimeToURL[0]); ++i) {
508        if (!strcasecmp(kMimeToURL[i].mMime, mime)) {
509            return kMimeToURL[i].mURL;
510        }
511    }
512
513    return NULL;
514}
515
516static sp<MediaSource> CreateSourceForMime(const char *mime) {
517    const char *url = GetURLForMime(mime);
518    CHECK(url != NULL);
519
520    sp<MediaExtractor> extractor = CreateExtractorFromURI(url);
521
522    if (extractor == NULL) {
523        return NULL;
524    }
525
526    for (size_t i = 0; i < extractor->countTracks(); ++i) {
527        sp<MetaData> meta = extractor->getTrackMetaData(i);
528        CHECK(meta != NULL);
529
530        const char *trackMime;
531        CHECK(meta->findCString(kKeyMIMEType, &trackMime));
532
533        if (!strcasecmp(mime, trackMime)) {
534            return extractor->getTrack(i);
535        }
536    }
537
538    return NULL;
539}
540
541static double uniform_rand() {
542    return (double)rand() / RAND_MAX;
543}
544
545static bool CloseEnough(int64_t time1Us, int64_t time2Us) {
546#if 0
547    int64_t diff = time1Us - time2Us;
548    if (diff < 0) {
549        diff = -diff;
550    }
551
552    return diff <= 50000;
553#else
554    return time1Us == time2Us;
555#endif
556}
557
558status_t Harness::testSeek(
559        const char *componentName, const char *componentRole) {
560    bool isEncoder =
561        !strncmp(componentRole, "audio_encoder.", 14)
562        || !strncmp(componentRole, "video_encoder.", 14);
563
564    if (isEncoder) {
565        // Not testing seek behaviour for encoders.
566
567        printf("  * Not testing seek functionality for encoders.\n");
568        return OK;
569    }
570
571    const char *mime = GetMimeFromComponentRole(componentRole);
572
573    if (!mime) {
574        ALOGI("Cannot perform seek test with this componentRole (%s)",
575             componentRole);
576
577        return OK;
578    }
579
580    sp<MediaSource> source = CreateSourceForMime(mime);
581
582    sp<MediaSource> seekSource = CreateSourceForMime(mime);
583    if (source == NULL || seekSource == NULL) {
584        return UNKNOWN_ERROR;
585    }
586
587    CHECK_EQ(seekSource->start(), OK);
588
589    sp<MediaSource> codec = OMXCodec::Create(
590            mOMX, source->getFormat(), false /* createEncoder */,
591            source, componentName);
592
593    CHECK(codec != NULL);
594
595    CHECK_EQ(codec->start(), OK);
596
597    int64_t durationUs;
598    CHECK(source->getFormat()->findInt64(kKeyDuration, &durationUs));
599
600    ALOGI("stream duration is %lld us (%.2f secs)",
601         durationUs, durationUs / 1E6);
602
603    static const int32_t kNumIterations = 5000;
604
605    // We are always going to seek beyond EOS in the first iteration (i == 0)
606    // followed by a linear read for the second iteration (i == 1).
607    // After that it's all random.
608    for (int32_t i = 0; i < kNumIterations; ++i) {
609        int64_t requestedSeekTimeUs;
610        int64_t actualSeekTimeUs;
611        MediaSource::ReadOptions options;
612
613        double r = uniform_rand();
614
615        if ((i == 1) || (i > 0 && r < 0.5)) {
616            // 50% chance of just continuing to decode from last position.
617
618            requestedSeekTimeUs = -1;
619
620            ALOGI("requesting linear read");
621        } else {
622            if (i == 0 || r < 0.55) {
623                // 5% chance of seeking beyond end of stream.
624
625                requestedSeekTimeUs = durationUs;
626
627                ALOGI("requesting seek beyond EOF");
628            } else {
629                requestedSeekTimeUs =
630                    (int64_t)(uniform_rand() * durationUs);
631
632                ALOGI("requesting seek to %lld us (%.2f secs)",
633                     requestedSeekTimeUs, requestedSeekTimeUs / 1E6);
634            }
635
636            MediaBuffer *buffer = NULL;
637            options.setSeekTo(
638                    requestedSeekTimeUs, MediaSource::ReadOptions::SEEK_NEXT_SYNC);
639
640            if (seekSource->read(&buffer, &options) != OK) {
641                CHECK_EQ(buffer, NULL);
642                actualSeekTimeUs = -1;
643            } else {
644                CHECK(buffer != NULL);
645                CHECK(buffer->meta_data()->findInt64(kKeyTime, &actualSeekTimeUs));
646                CHECK(actualSeekTimeUs >= 0);
647
648                buffer->release();
649                buffer = NULL;
650            }
651
652            ALOGI("nearest keyframe is at %lld us (%.2f secs)",
653                 actualSeekTimeUs, actualSeekTimeUs / 1E6);
654        }
655
656        status_t err;
657        MediaBuffer *buffer;
658        for (;;) {
659            err = codec->read(&buffer, &options);
660            options.clearSeekTo();
661            if (err == INFO_FORMAT_CHANGED) {
662                CHECK_EQ(buffer, NULL);
663                continue;
664            }
665            if (err == OK) {
666                CHECK(buffer != NULL);
667                if (buffer->range_length() == 0) {
668                    buffer->release();
669                    buffer = NULL;
670                    continue;
671                }
672            } else {
673                CHECK_EQ(buffer, NULL);
674            }
675
676            break;
677        }
678
679        if (requestedSeekTimeUs < 0) {
680            // Linear read.
681            if (err != OK) {
682                CHECK_EQ(buffer, NULL);
683            } else {
684                CHECK(buffer != NULL);
685                buffer->release();
686                buffer = NULL;
687            }
688        } else if (actualSeekTimeUs < 0) {
689            EXPECT(err != OK,
690                   "We attempted to seek beyond EOS and expected "
691                   "ERROR_END_OF_STREAM to be returned, but instead "
692                   "we got a valid buffer.");
693            EXPECT(err == ERROR_END_OF_STREAM,
694                   "We attempted to seek beyond EOS and expected "
695                   "ERROR_END_OF_STREAM to be returned, but instead "
696                   "we found some other error.");
697            CHECK_EQ(err, ERROR_END_OF_STREAM);
698            CHECK_EQ(buffer, NULL);
699        } else {
700            EXPECT(err == OK,
701                   "Expected a valid buffer to be returned from "
702                   "OMXCodec::read.");
703            CHECK(buffer != NULL);
704
705            int64_t bufferTimeUs;
706            CHECK(buffer->meta_data()->findInt64(kKeyTime, &bufferTimeUs));
707            if (!CloseEnough(bufferTimeUs, actualSeekTimeUs)) {
708                printf("\n  * Attempted seeking to %lld us (%.2f secs)",
709                       requestedSeekTimeUs, requestedSeekTimeUs / 1E6);
710                printf("\n  * Nearest keyframe is at %lld us (%.2f secs)",
711                       actualSeekTimeUs, actualSeekTimeUs / 1E6);
712                printf("\n  * Returned buffer was at %lld us (%.2f secs)\n\n",
713                       bufferTimeUs, bufferTimeUs / 1E6);
714
715                buffer->release();
716                buffer = NULL;
717
718                CHECK_EQ(codec->stop(), OK);
719
720                return UNKNOWN_ERROR;
721            }
722
723            buffer->release();
724            buffer = NULL;
725        }
726    }
727
728    CHECK_EQ(codec->stop(), OK);
729
730    return OK;
731}
732
733status_t Harness::test(
734        const char *componentName, const char *componentRole) {
735    printf("testing %s [%s] ... ", componentName, componentRole);
736    ALOGI("testing %s [%s].", componentName, componentRole);
737
738    status_t err1 = testStateTransitions(componentName, componentRole);
739    status_t err2 = testSeek(componentName, componentRole);
740
741    if (err1 != OK) {
742        return err1;
743    }
744
745    return err2;
746}
747
748status_t Harness::testAll() {
749    List<IOMX::ComponentInfo> componentInfos;
750    status_t err = mOMX->listNodes(&componentInfos);
751    EXPECT_SUCCESS(err, "listNodes");
752
753    for (List<IOMX::ComponentInfo>::iterator it = componentInfos.begin();
754         it != componentInfos.end(); ++it) {
755        const IOMX::ComponentInfo &info = *it;
756        const char *componentName = info.mName.string();
757
758        if (strncmp(componentName, "OMX.google.", 11)) {
759            continue;
760        }
761
762        for (List<String8>::const_iterator role_it = info.mRoles.begin();
763             role_it != info.mRoles.end(); ++role_it) {
764            const char *componentRole = (*role_it).string();
765
766            err = test(componentName, componentRole);
767
768            if (err == OK) {
769                printf("OK\n");
770            }
771        }
772    }
773
774    return OK;
775}
776
777}  // namespace android
778
779static void usage(const char *me) {
780    fprintf(stderr, "usage: %s\n"
781                    "  -h(elp)  Show this information\n"
782                    "  -s(eed)  Set the random seed\n"
783                    "    [ component role ]\n\n"
784                    "When launched without specifying a specific component "
785                    "and role, tool will test all available OMX components "
786                    "in all their supported roles. To determine available "
787                    "component names, use \"stagefright -l\"\n"
788                    "It's also a good idea to run a separate \"adb logcat\""
789                    " for additional debug and progress information.", me);
790
791    exit(0);
792}
793
794int main(int argc, char **argv) {
795    using namespace android;
796
797    android::ProcessState::self()->startThreadPool();
798    DataSource::RegisterDefaultSniffers();
799
800    const char *me = argv[0];
801
802    unsigned long seed = 0xdeadbeef;
803
804    int res;
805    while ((res = getopt(argc, argv, "hs:")) >= 0) {
806        switch (res) {
807            case 's':
808            {
809                char *end;
810                unsigned long x = strtoul(optarg, &end, 10);
811
812                if (*end != '\0' || end == optarg) {
813                    fprintf(stderr, "Malformed seed.\n");
814                    return 1;
815                }
816
817                seed = x;
818                break;
819            }
820
821            case '?':
822                fprintf(stderr, "\n");
823                // fall through
824
825            case 'h':
826            default:
827            {
828                usage(me);
829                exit(1);
830                break;
831            }
832        }
833    }
834
835    argc -= optind;
836    argv += optind;
837
838    printf("To reproduce the conditions for this test, launch "
839           "with \"%s -s %lu\"\n", me, seed);
840
841    srand(seed);
842
843    sp<Harness> h = new Harness;
844    CHECK_EQ(h->initCheck(), OK);
845
846    if (argc == 0) {
847        h->testAll();
848    } else if (argc == 2) {
849        if (h->test(argv[0], argv[1]) == OK) {
850            printf("OK\n");
851        }
852    }
853
854    return 0;
855}
856