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 <inttypes.h>
20#include <utils/Log.h>
21
22#include "OMXHarness.h"
23
24#include <sys/time.h>
25
26#include <binder/ProcessState.h>
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <media/IMediaHTTPService.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/stagefright/foundation/ALooper.h>
33#include <media/stagefright/DataSource.h>
34#include <media/stagefright/MediaBuffer.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaErrors.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MediaSource.h>
39#include <media/stagefright/MetaData.h>
40#include <media/stagefright/OMXCodec.h>
41
42#define DEFAULT_TIMEOUT         500000
43
44namespace android {
45
46Harness::Harness()
47    : mInitCheck(NO_INIT) {
48    mInitCheck = initOMX();
49}
50
51Harness::~Harness() {
52}
53
54status_t Harness::initCheck() const {
55    return mInitCheck;
56}
57
58status_t Harness::initOMX() {
59    sp<IServiceManager> sm = defaultServiceManager();
60    sp<IBinder> binder = sm->getService(String16("media.player"));
61    sp<IMediaPlayerService> service = interface_cast<IMediaPlayerService>(binder);
62    mOMX = service->getOMX();
63
64    return mOMX != 0 ? OK : NO_INIT;
65}
66
67void Harness::onMessage(const omx_message &msg) {
68    Mutex::Autolock autoLock(mLock);
69    mMessageQueue.push_back(msg);
70    mMessageAddedCondition.signal();
71}
72
73status_t Harness::dequeueMessageForNode(
74        IOMX::node_id node, omx_message *msg, int64_t timeoutUs) {
75    return dequeueMessageForNodeIgnoringBuffers(
76            node, NULL, NULL, msg, timeoutUs);
77}
78
79// static
80bool Harness::handleBufferMessage(
81        const omx_message &msg,
82        Vector<Buffer> *inputBuffers,
83        Vector<Buffer> *outputBuffers) {
84    switch (msg.type) {
85        case omx_message::EMPTY_BUFFER_DONE:
86        {
87            if (inputBuffers) {
88                for (size_t i = 0; i < inputBuffers->size(); ++i) {
89                    if ((*inputBuffers)[i].mID == msg.u.buffer_data.buffer) {
90                        inputBuffers->editItemAt(i).mFlags &= ~kBufferBusy;
91                        return true;
92                    }
93                }
94                CHECK(!"should not be here");
95            }
96            break;
97        }
98
99        case omx_message::FILL_BUFFER_DONE:
100        {
101            if (outputBuffers) {
102                for (size_t i = 0; i < outputBuffers->size(); ++i) {
103                    if ((*outputBuffers)[i].mID == msg.u.buffer_data.buffer) {
104                        outputBuffers->editItemAt(i).mFlags &= ~kBufferBusy;
105                        return true;
106                    }
107                }
108                CHECK(!"should not be here");
109            }
110            break;
111        }
112
113        default:
114            break;
115    }
116
117    return false;
118}
119
120status_t Harness::dequeueMessageForNodeIgnoringBuffers(
121        IOMX::node_id node,
122        Vector<Buffer> *inputBuffers,
123        Vector<Buffer> *outputBuffers,
124        omx_message *msg, int64_t timeoutUs) {
125    int64_t finishBy = ALooper::GetNowUs() + timeoutUs;
126
127    for (;;) {
128        Mutex::Autolock autoLock(mLock);
129        List<omx_message>::iterator it = mMessageQueue.begin();
130        while (it != mMessageQueue.end()) {
131            if ((*it).node == node) {
132                if (handleBufferMessage(*it, inputBuffers, outputBuffers)) {
133                    it = mMessageQueue.erase(it);
134                    continue;
135                }
136
137                *msg = *it;
138                mMessageQueue.erase(it);
139
140                return OK;
141            }
142
143            ++it;
144        }
145
146        status_t err = (timeoutUs < 0)
147            ? mMessageAddedCondition.wait(mLock)
148            : mMessageAddedCondition.waitRelative(
149                    mLock, (finishBy - ALooper::GetNowUs()) * 1000);
150
151        if (err == TIMED_OUT) {
152            return err;
153        }
154        CHECK_EQ(err, (status_t)OK);
155    }
156}
157
158status_t Harness::getPortDefinition(
159        IOMX::node_id node, OMX_U32 portIndex,
160        OMX_PARAM_PORTDEFINITIONTYPE *def) {
161    def->nSize = sizeof(*def);
162    def->nVersion.s.nVersionMajor = 1;
163    def->nVersion.s.nVersionMinor = 0;
164    def->nVersion.s.nRevision = 0;
165    def->nVersion.s.nStep = 0;
166    def->nPortIndex = portIndex;
167    return mOMX->getParameter(
168            node, OMX_IndexParamPortDefinition, def, sizeof(*def));
169}
170
171#define EXPECT(condition, info) \
172    if (!(condition)) {         \
173        ALOGE(info); printf("\n  * " info "\n"); return UNKNOWN_ERROR; \
174    }
175
176#define EXPECT_SUCCESS(err, info) \
177    EXPECT((err) == OK, info " failed")
178
179status_t Harness::allocatePortBuffers(
180        const sp<MemoryDealer> &dealer,
181        IOMX::node_id node, OMX_U32 portIndex,
182        Vector<Buffer> *buffers) {
183    buffers->clear();
184
185    OMX_PARAM_PORTDEFINITIONTYPE def;
186    status_t err = getPortDefinition(node, portIndex, &def);
187    EXPECT_SUCCESS(err, "getPortDefinition");
188
189    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
190        Buffer buffer;
191        buffer.mMemory = dealer->allocate(def.nBufferSize);
192        buffer.mFlags = 0;
193        CHECK(buffer.mMemory != NULL);
194
195        err = mOMX->allocateBufferWithBackup(
196                node, portIndex, buffer.mMemory, &buffer.mID);
197        EXPECT_SUCCESS(err, "allocateBuffer");
198
199        buffers->push(buffer);
200    }
201
202    return OK;
203}
204
205status_t Harness::setRole(IOMX::node_id node, const char *role) {
206    OMX_PARAM_COMPONENTROLETYPE params;
207    params.nSize = sizeof(params);
208    params.nVersion.s.nVersionMajor = 1;
209    params.nVersion.s.nVersionMinor = 0;
210    params.nVersion.s.nRevision = 0;
211    params.nVersion.s.nStep = 0;
212    strncpy((char *)params.cRole, role, OMX_MAX_STRINGNAME_SIZE - 1);
213    params.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
214
215    return mOMX->setParameter(
216            node, OMX_IndexParamStandardComponentRole,
217            &params, sizeof(params));
218}
219
220struct NodeReaper {
221    NodeReaper(const sp<Harness> &harness, IOMX::node_id node)
222        : mHarness(harness),
223          mNode(node) {
224    }
225
226    ~NodeReaper() {
227        if (mNode != 0) {
228            mHarness->mOMX->freeNode(mNode);
229            mNode = 0;
230        }
231    }
232
233    void disarm() {
234        mNode = 0;
235    }
236
237private:
238    sp<Harness> mHarness;
239    IOMX::node_id mNode;
240
241    NodeReaper(const NodeReaper &);
242    NodeReaper &operator=(const NodeReaper &);
243};
244
245static sp<MediaExtractor> CreateExtractorFromURI(const char *uri) {
246    sp<DataSource> source =
247        DataSource::CreateFromURI(NULL /* httpService */, uri);
248
249    if (source == NULL) {
250        return NULL;
251    }
252
253    return MediaExtractor::Create(source);
254}
255
256static sp<MediaSource> MakeSource(
257        const char *uri,
258        const char *mimeType) {
259    sp<MediaExtractor> extractor = CreateExtractorFromURI(uri);
260
261    if (extractor == NULL) {
262        return NULL;
263    }
264
265    for (size_t i = 0; i < extractor->countTracks(); ++i) {
266        sp<MetaData> meta = extractor->getTrackMetaData(i);
267
268        const char *trackMIME;
269        CHECK(meta->findCString(kKeyMIMEType, &trackMIME));
270
271        if (!strcasecmp(trackMIME, mimeType)) {
272            return extractor->getTrack(i);
273        }
274    }
275
276    return NULL;
277}
278
279status_t Harness::testStateTransitions(
280        const char *componentName, const char *componentRole) {
281    if (strncmp(componentName, "OMX.", 4)) {
282        // Non-OMX components, i.e. software decoders won't execute this
283        // test.
284        return OK;
285    }
286
287    sp<MemoryDealer> dealer = new MemoryDealer(16 * 1024 * 1024, "OMXHarness");
288    IOMX::node_id node;
289
290    status_t err =
291        mOMX->allocateNode(componentName, this, &node);
292    EXPECT_SUCCESS(err, "allocateNode");
293
294    NodeReaper reaper(this, node);
295
296    err = setRole(node, componentRole);
297    EXPECT_SUCCESS(err, "setRole");
298
299    // Initiate transition Loaded->Idle
300    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateIdle);
301    EXPECT_SUCCESS(err, "sendCommand(go-to-Idle)");
302
303    omx_message msg;
304    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
305    // Make sure node doesn't just transition to idle before we are done
306    // allocating all input and output buffers.
307    EXPECT(err == TIMED_OUT,
308            "Component must not transition from loaded to idle before "
309            "all input and output buffers are allocated.");
310
311    // Now allocate buffers.
312    Vector<Buffer> inputBuffers;
313    err = allocatePortBuffers(dealer, node, 0, &inputBuffers);
314    EXPECT_SUCCESS(err, "allocatePortBuffers(input)");
315
316    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
317    CHECK_EQ(err, (status_t)TIMED_OUT);
318
319    Vector<Buffer> outputBuffers;
320    err = allocatePortBuffers(dealer, node, 1, &outputBuffers);
321    EXPECT_SUCCESS(err, "allocatePortBuffers(output)");
322
323    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
324    EXPECT(err == OK
325            && msg.type == omx_message::EVENT
326            && msg.u.event_data.event == OMX_EventCmdComplete
327            && msg.u.event_data.data1 == OMX_CommandStateSet
328            && msg.u.event_data.data2 == OMX_StateIdle,
329           "Component did not properly transition to idle state "
330           "after all input and output buffers were allocated.");
331
332    // Initiate transition Idle->Executing
333    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateExecuting);
334    EXPECT_SUCCESS(err, "sendCommand(go-to-Executing)");
335
336    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
337    EXPECT(err == OK
338            && msg.type == omx_message::EVENT
339            && msg.u.event_data.event == OMX_EventCmdComplete
340            && msg.u.event_data.data1 == OMX_CommandStateSet
341            && msg.u.event_data.data2 == OMX_StateExecuting,
342           "Component did not properly transition from idle to "
343           "executing state.");
344
345    for (size_t i = 0; i < outputBuffers.size(); ++i) {
346        err = mOMX->fillBuffer(node, outputBuffers[i].mID);
347        EXPECT_SUCCESS(err, "fillBuffer");
348
349        outputBuffers.editItemAt(i).mFlags |= kBufferBusy;
350    }
351
352    err = mOMX->sendCommand(node, OMX_CommandFlush, 1);
353    EXPECT_SUCCESS(err, "sendCommand(flush-output-port)");
354
355    err = dequeueMessageForNodeIgnoringBuffers(
356            node, &inputBuffers, &outputBuffers, &msg, DEFAULT_TIMEOUT);
357    EXPECT(err == OK
358            && msg.type == omx_message::EVENT
359            && msg.u.event_data.event == OMX_EventCmdComplete
360            && msg.u.event_data.data1 == OMX_CommandFlush
361            && msg.u.event_data.data2 == 1,
362           "Component did not properly acknowledge flushing the output port.");
363
364    for (size_t i = 0; i < outputBuffers.size(); ++i) {
365        EXPECT((outputBuffers[i].mFlags & kBufferBusy) == 0,
366               "Not all output buffers have been returned to us by the time "
367               "we received the flush-complete notification.");
368    }
369
370    for (size_t i = 0; i < outputBuffers.size(); ++i) {
371        err = mOMX->fillBuffer(node, outputBuffers[i].mID);
372        EXPECT_SUCCESS(err, "fillBuffer");
373
374        outputBuffers.editItemAt(i).mFlags |= kBufferBusy;
375    }
376
377    // Initiate transition Executing->Idle
378    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateIdle);
379    EXPECT_SUCCESS(err, "sendCommand(go-to-Idle)");
380
381    err = dequeueMessageForNodeIgnoringBuffers(
382            node, &inputBuffers, &outputBuffers, &msg, DEFAULT_TIMEOUT);
383    EXPECT(err == OK
384            && msg.type == omx_message::EVENT
385            && msg.u.event_data.event == OMX_EventCmdComplete
386            && msg.u.event_data.data1 == OMX_CommandStateSet
387            && msg.u.event_data.data2 == OMX_StateIdle,
388           "Component did not properly transition to from executing to "
389           "idle state.");
390
391    for (size_t i = 0; i < inputBuffers.size(); ++i) {
392        EXPECT((inputBuffers[i].mFlags & kBufferBusy) == 0,
393                "Not all input buffers have been returned to us by the "
394                "time we received the transition-to-idle complete "
395                "notification.");
396    }
397
398    for (size_t i = 0; i < outputBuffers.size(); ++i) {
399        EXPECT((outputBuffers[i].mFlags & kBufferBusy) == 0,
400                "Not all output buffers have been returned to us by the "
401                "time we received the transition-to-idle complete "
402                "notification.");
403    }
404
405    // Initiate transition Idle->Loaded
406    err = mOMX->sendCommand(node, OMX_CommandStateSet, OMX_StateLoaded);
407    EXPECT_SUCCESS(err, "sendCommand(go-to-Loaded)");
408
409    // Make sure node doesn't just transition to loaded before we are done
410    // freeing all input and output buffers.
411    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
412    CHECK_EQ(err, (status_t)TIMED_OUT);
413
414    for (size_t i = 0; i < inputBuffers.size(); ++i) {
415        err = mOMX->freeBuffer(node, 0, inputBuffers[i].mID);
416        EXPECT_SUCCESS(err, "freeBuffer");
417    }
418
419    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
420    CHECK_EQ(err, (status_t)TIMED_OUT);
421
422    for (size_t i = 0; i < outputBuffers.size(); ++i) {
423        err = mOMX->freeBuffer(node, 1, outputBuffers[i].mID);
424        EXPECT_SUCCESS(err, "freeBuffer");
425    }
426
427    err = dequeueMessageForNode(node, &msg, DEFAULT_TIMEOUT);
428    EXPECT(err == OK
429            && msg.type == omx_message::EVENT
430            && msg.u.event_data.event == OMX_EventCmdComplete
431            && msg.u.event_data.data1 == OMX_CommandStateSet
432            && msg.u.event_data.data2 == OMX_StateLoaded,
433           "Component did not properly transition to from idle to "
434           "loaded state after freeing all input and output buffers.");
435
436    err = mOMX->freeNode(node);
437    EXPECT_SUCCESS(err, "freeNode");
438
439    reaper.disarm();
440
441    node = 0;
442
443    return OK;
444}
445
446static const char *GetMimeFromComponentRole(const char *componentRole) {
447    struct RoleToMime {
448        const char *mRole;
449        const char *mMime;
450    };
451    const RoleToMime kRoleToMime[] = {
452        { "video_decoder.avc", "video/avc" },
453        { "video_decoder.mpeg4", "video/mp4v-es" },
454        { "video_decoder.h263", "video/3gpp" },
455        { "video_decoder.vp8", "video/x-vnd.on2.vp8" },
456        { "video_decoder.vp9", "video/x-vnd.on2.vp9" },
457
458        // we appear to use this as a synonym to amrnb.
459        { "audio_decoder.amr", "audio/3gpp" },
460
461        { "audio_decoder.amrnb", "audio/3gpp" },
462        { "audio_decoder.amrwb", "audio/amr-wb" },
463        { "audio_decoder.aac", "audio/mp4a-latm" },
464        { "audio_decoder.mp3", "audio/mpeg" },
465        { "audio_decoder.vorbis", "audio/vorbis" },
466        { "audio_decoder.opus", "audio/opus" },
467        { "audio_decoder.g711alaw", MEDIA_MIMETYPE_AUDIO_G711_ALAW },
468        { "audio_decoder.g711mlaw", MEDIA_MIMETYPE_AUDIO_G711_MLAW },
469    };
470
471    for (size_t i = 0; i < sizeof(kRoleToMime) / sizeof(kRoleToMime[0]); ++i) {
472        if (!strcmp(componentRole, kRoleToMime[i].mRole)) {
473            return kRoleToMime[i].mMime;
474        }
475    }
476
477    return NULL;
478}
479
480static const char *GetURLForMime(const char *mime) {
481    struct MimeToURL {
482        const char *mMime;
483        const char *mURL;
484    };
485    static const MimeToURL kMimeToURL[] = {
486        { "video/avc",
487          "file:///sdcard/media_api/video/H264_500_AAC_128.3gp" },
488        { "video/mp4v-es", "file:///sdcard/media_api/video/MPEG4_320_AAC_64.mp4" },
489        { "video/3gpp",
490          "file:///sdcard/media_api/video/H263_500_AMRNB_12.3gp" },
491        { "audio/3gpp",
492          "file:///sdcard/media_api/video/H263_500_AMRNB_12.3gp" },
493        { "audio/amr-wb", NULL },
494        { "audio/mp4a-latm",
495          "file:///sdcard/media_api/video/H263_56_AAC_24.3gp" },
496        { "audio/mpeg",
497          "file:///sdcard/media_api/music/MP3_48KHz_128kbps_s_1_17_CBR.mp3" },
498        { "audio/vorbis", NULL },
499        { "audio/opus", 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
519    if (url == NULL) {
520        return NULL;
521    }
522
523    sp<MediaExtractor> extractor = CreateExtractorFromURI(url);
524
525    if (extractor == NULL) {
526        return NULL;
527    }
528
529    for (size_t i = 0; i < extractor->countTracks(); ++i) {
530        sp<MetaData> meta = extractor->getTrackMetaData(i);
531        CHECK(meta != NULL);
532
533        const char *trackMime;
534        CHECK(meta->findCString(kKeyMIMEType, &trackMime));
535
536        if (!strcasecmp(mime, trackMime)) {
537            return extractor->getTrack(i);
538        }
539    }
540
541    return NULL;
542}
543
544static double uniform_rand() {
545    return (double)rand() / RAND_MAX;
546}
547
548static bool CloseEnough(int64_t time1Us, int64_t time2Us) {
549#if 0
550    int64_t diff = time1Us - time2Us;
551    if (diff < 0) {
552        diff = -diff;
553    }
554
555    return diff <= 50000;
556#else
557    return time1Us == time2Us;
558#endif
559}
560
561status_t Harness::testSeek(
562        const char *componentName, const char *componentRole) {
563    bool isEncoder =
564        !strncmp(componentRole, "audio_encoder.", 14)
565        || !strncmp(componentRole, "video_encoder.", 14);
566
567    if (isEncoder) {
568        // Not testing seek behaviour for encoders.
569
570        printf("  * Not testing seek functionality for encoders.\n");
571        return OK;
572    }
573
574    const char *mime = GetMimeFromComponentRole(componentRole);
575
576    if (!mime) {
577        printf("  * Cannot perform seek test with this componentRole (%s)\n",
578               componentRole);
579
580        return OK;
581    }
582
583    sp<MediaSource> source = CreateSourceForMime(mime);
584
585    if (source == NULL) {
586        printf("  * Unable to open test content for type '%s', "
587               "skipping test of componentRole %s\n",
588               mime, componentRole);
589
590        return OK;
591    }
592
593    sp<MediaSource> seekSource = CreateSourceForMime(mime);
594    if (source == NULL || seekSource == NULL) {
595        return UNKNOWN_ERROR;
596    }
597
598    CHECK_EQ(seekSource->start(), (status_t)OK);
599
600    sp<MediaSource> codec = OMXCodec::Create(
601            mOMX, source->getFormat(), false /* createEncoder */,
602            source, componentName);
603
604    CHECK(codec != NULL);
605
606    CHECK_EQ(codec->start(), (status_t)OK);
607
608    int64_t durationUs;
609    CHECK(source->getFormat()->findInt64(kKeyDuration, &durationUs));
610
611    ALOGI("stream duration is %lld us (%.2f secs)",
612         durationUs, durationUs / 1E6);
613
614    static const int32_t kNumIterations = 5000;
615
616    // We are always going to seek beyond EOS in the first iteration (i == 0)
617    // followed by a linear read for the second iteration (i == 1).
618    // After that it's all random.
619    for (int32_t i = 0; i < kNumIterations; ++i) {
620        int64_t requestedSeekTimeUs;
621        int64_t actualSeekTimeUs;
622        MediaSource::ReadOptions options;
623
624        double r = uniform_rand();
625
626        if ((i == 1) || (i > 0 && r < 0.5)) {
627            // 50% chance of just continuing to decode from last position.
628
629            requestedSeekTimeUs = -1;
630
631            ALOGI("requesting linear read");
632        } else {
633            if (i == 0 || r < 0.55) {
634                // 5% chance of seeking beyond end of stream.
635
636                requestedSeekTimeUs = durationUs;
637
638                ALOGI("requesting seek beyond EOF");
639            } else {
640                requestedSeekTimeUs =
641                    (int64_t)(uniform_rand() * durationUs);
642
643                ALOGI("requesting seek to %lld us (%.2f secs)",
644                     requestedSeekTimeUs, requestedSeekTimeUs / 1E6);
645            }
646
647            MediaBuffer *buffer = NULL;
648            options.setSeekTo(
649                    requestedSeekTimeUs, MediaSource::ReadOptions::SEEK_NEXT_SYNC);
650
651            if (seekSource->read(&buffer, &options) != OK) {
652                CHECK(buffer == NULL);
653                actualSeekTimeUs = -1;
654            } else {
655                CHECK(buffer != NULL);
656                CHECK(buffer->meta_data()->findInt64(kKeyTime, &actualSeekTimeUs));
657                CHECK(actualSeekTimeUs >= 0);
658
659                buffer->release();
660                buffer = NULL;
661            }
662
663            ALOGI("nearest keyframe is at %lld us (%.2f secs)",
664                 actualSeekTimeUs, actualSeekTimeUs / 1E6);
665        }
666
667        status_t err;
668        MediaBuffer *buffer;
669        for (;;) {
670            err = codec->read(&buffer, &options);
671            options.clearSeekTo();
672            if (err == INFO_FORMAT_CHANGED) {
673                CHECK(buffer == NULL);
674                continue;
675            }
676            if (err == OK) {
677                CHECK(buffer != NULL);
678                if (buffer->range_length() == 0) {
679                    buffer->release();
680                    buffer = NULL;
681                    continue;
682                }
683            } else {
684                CHECK(buffer == NULL);
685            }
686
687            break;
688        }
689
690        if (requestedSeekTimeUs < 0) {
691            // Linear read.
692            if (err != OK) {
693                CHECK(buffer == NULL);
694            } else {
695                CHECK(buffer != NULL);
696                buffer->release();
697                buffer = NULL;
698            }
699        } else if (actualSeekTimeUs < 0) {
700            EXPECT(err != OK,
701                   "We attempted to seek beyond EOS and expected "
702                   "ERROR_END_OF_STREAM to be returned, but instead "
703                   "we got a valid buffer.");
704            EXPECT(err == ERROR_END_OF_STREAM,
705                   "We attempted to seek beyond EOS and expected "
706                   "ERROR_END_OF_STREAM to be returned, but instead "
707                   "we found some other error.");
708            CHECK_EQ(err, (status_t)ERROR_END_OF_STREAM);
709            CHECK(buffer == NULL);
710        } else {
711            EXPECT(err == OK,
712                   "Expected a valid buffer to be returned from "
713                   "OMXCodec::read.");
714            CHECK(buffer != NULL);
715
716            int64_t bufferTimeUs;
717            CHECK(buffer->meta_data()->findInt64(kKeyTime, &bufferTimeUs));
718            if (!CloseEnough(bufferTimeUs, actualSeekTimeUs)) {
719                printf("\n  * Attempted seeking to %" PRId64 " us (%.2f secs)",
720                       requestedSeekTimeUs, requestedSeekTimeUs / 1E6);
721                printf("\n  * Nearest keyframe is at %" PRId64 " us (%.2f secs)",
722                       actualSeekTimeUs, actualSeekTimeUs / 1E6);
723                printf("\n  * Returned buffer was at %" PRId64 " us (%.2f secs)\n\n",
724                       bufferTimeUs, bufferTimeUs / 1E6);
725
726                buffer->release();
727                buffer = NULL;
728
729                CHECK_EQ(codec->stop(), (status_t)OK);
730
731                return UNKNOWN_ERROR;
732            }
733
734            buffer->release();
735            buffer = NULL;
736        }
737    }
738
739    CHECK_EQ(codec->stop(), (status_t)OK);
740
741    return OK;
742}
743
744status_t Harness::test(
745        const char *componentName, const char *componentRole) {
746    printf("testing %s [%s] ... ", componentName, componentRole);
747    ALOGI("testing %s [%s].", componentName, componentRole);
748
749    status_t err1 = testStateTransitions(componentName, componentRole);
750    status_t err2 = testSeek(componentName, componentRole);
751
752    if (err1 != OK) {
753        return err1;
754    }
755
756    return err2;
757}
758
759status_t Harness::testAll() {
760    List<IOMX::ComponentInfo> componentInfos;
761    status_t err = mOMX->listNodes(&componentInfos);
762    EXPECT_SUCCESS(err, "listNodes");
763
764    for (List<IOMX::ComponentInfo>::iterator it = componentInfos.begin();
765         it != componentInfos.end(); ++it) {
766        const IOMX::ComponentInfo &info = *it;
767        const char *componentName = info.mName.string();
768
769        if (strncmp(componentName, "OMX.google.", 11)) {
770            continue;
771        }
772
773        for (List<String8>::const_iterator role_it = info.mRoles.begin();
774             role_it != info.mRoles.end(); ++role_it) {
775            const char *componentRole = (*role_it).string();
776
777            err = test(componentName, componentRole);
778
779            if (err == OK) {
780                printf("OK\n");
781            }
782        }
783    }
784
785    return OK;
786}
787
788}  // namespace android
789
790static void usage(const char *me) {
791    fprintf(stderr, "usage: %s\n"
792                    "  -h(elp)  Show this information\n"
793                    "  -s(eed)  Set the random seed\n"
794                    "    [ component role ]\n\n"
795                    "When launched without specifying a specific component "
796                    "and role, tool will test all available OMX components "
797                    "in all their supported roles. To determine available "
798                    "component names, use \"stagefright -l\"\n"
799                    "It's also a good idea to run a separate \"adb logcat\""
800                    " for additional debug and progress information.", me);
801
802    exit(0);
803}
804
805int main(int argc, char **argv) {
806    using namespace android;
807
808    android::ProcessState::self()->startThreadPool();
809    DataSource::RegisterDefaultSniffers();
810
811    const char *me = argv[0];
812
813    unsigned long seed = 0xdeadbeef;
814
815    int res;
816    while ((res = getopt(argc, argv, "hs:")) >= 0) {
817        switch (res) {
818            case 's':
819            {
820                char *end;
821                unsigned long x = strtoul(optarg, &end, 10);
822
823                if (*end != '\0' || end == optarg) {
824                    fprintf(stderr, "Malformed seed.\n");
825                    return 1;
826                }
827
828                seed = x;
829                break;
830            }
831
832            case '?':
833                fprintf(stderr, "\n");
834                // fall through
835
836            case 'h':
837            default:
838            {
839                usage(me);
840                exit(1);
841                break;
842            }
843        }
844    }
845
846    argc -= optind;
847    argv += optind;
848
849    printf("To reproduce the conditions for this test, launch "
850           "with \"%s -s %lu\"\n", me, seed);
851
852    srand(seed);
853
854    sp<Harness> h = new Harness;
855    CHECK_EQ(h->initCheck(), (status_t)OK);
856
857    if (argc == 0) {
858        h->testAll();
859    } else if (argc == 2) {
860        if (h->test(argv[0], argv[1]) == OK) {
861            printf("OK\n");
862        }
863    }
864
865    return 0;
866}
867