OMXCodec.cpp revision aa8879d381918335c9d829fc279b76d53a15a550 
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 "OMXCodec"
19#include <utils/Log.h>
20
21#include "include/AACEncoder.h"
22
23#include "include/ESDS.h"
24
25#include <binder/IServiceManager.h>
26#include <binder/MemoryDealer.h>
27#include <binder/ProcessState.h>
28#include <HardwareAPI.h>
29#include <media/stagefright/foundation/ADebug.h>
30#include <media/IMediaPlayerService.h>
31#include <media/stagefright/MediaBuffer.h>
32#include <media/stagefright/MediaBufferGroup.h>
33#include <media/stagefright/MediaDefs.h>
34#include <media/stagefright/MediaCodecList.h>
35#include <media/stagefright/MediaExtractor.h>
36#include <media/stagefright/MetaData.h>
37#include <media/stagefright/OMXCodec.h>
38#include <media/stagefright/Utils.h>
39#include <media/stagefright/SkipCutBuffer.h>
40#include <utils/Vector.h>
41
42#include <OMX_Audio.h>
43#include <OMX_Component.h>
44
45#include "include/avc_utils.h"
46
47namespace android {
48
49// Treat time out as an error if we have not received any output
50// buffers after 3 seconds.
51const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
52
53// OMX Spec defines less than 50 color formats. If the query for
54// color format is executed for more than kMaxColorFormatSupported,
55// the query will fail to avoid looping forever.
56// 1000 is more than enough for us to tell whether the omx
57// component in question is buggy or not.
58const static uint32_t kMaxColorFormatSupported = 1000;
59
60#define FACTORY_CREATE_ENCODER(name) \
61static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
62    return new name(source, meta); \
63}
64
65#define FACTORY_REF(name) { #name, Make##name },
66
67FACTORY_CREATE_ENCODER(AACEncoder)
68
69static sp<MediaSource> InstantiateSoftwareEncoder(
70        const char *name, const sp<MediaSource> &source,
71        const sp<MetaData> &meta) {
72    struct FactoryInfo {
73        const char *name;
74        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
75    };
76
77    static const FactoryInfo kFactoryInfo[] = {
78        FACTORY_REF(AACEncoder)
79    };
80    for (size_t i = 0;
81         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
82        if (!strcmp(name, kFactoryInfo[i].name)) {
83            return (*kFactoryInfo[i].CreateFunc)(source, meta);
84        }
85    }
86
87    return NULL;
88}
89
90#undef FACTORY_CREATE_ENCODER
91#undef FACTORY_REF
92
93#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
94#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
95#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
96
97struct OMXCodecObserver : public BnOMXObserver {
98    OMXCodecObserver() {
99    }
100
101    void setCodec(const sp<OMXCodec> &target) {
102        mTarget = target;
103    }
104
105    // from IOMXObserver
106    virtual void onMessage(const omx_message &msg) {
107        sp<OMXCodec> codec = mTarget.promote();
108
109        if (codec.get() != NULL) {
110            Mutex::Autolock autoLock(codec->mLock);
111            codec->on_message(msg);
112            codec.clear();
113        }
114    }
115
116protected:
117    virtual ~OMXCodecObserver() {}
118
119private:
120    wp<OMXCodec> mTarget;
121
122    OMXCodecObserver(const OMXCodecObserver &);
123    OMXCodecObserver &operator=(const OMXCodecObserver &);
124};
125
126template<class T>
127static void InitOMXParams(T *params) {
128    params->nSize = sizeof(T);
129    params->nVersion.s.nVersionMajor = 1;
130    params->nVersion.s.nVersionMinor = 0;
131    params->nVersion.s.nRevision = 0;
132    params->nVersion.s.nStep = 0;
133}
134
135static bool IsSoftwareCodec(const char *componentName) {
136    if (!strncmp("OMX.google.", componentName, 11)) {
137        return true;
138    }
139
140    if (!strncmp("OMX.", componentName, 4)) {
141        return false;
142    }
143
144    return true;
145}
146
147// A sort order in which OMX software codecs are first, followed
148// by other (non-OMX) software codecs, followed by everything else.
149static int CompareSoftwareCodecsFirst(
150        const OMXCodec::CodecNameAndQuirks *elem1,
151        const OMXCodec::CodecNameAndQuirks *elem2) {
152    bool isOMX1 = !strncmp(elem1->mName.string(), "OMX.", 4);
153    bool isOMX2 = !strncmp(elem2->mName.string(), "OMX.", 4);
154
155    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->mName.string());
156    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->mName.string());
157
158    if (isSoftwareCodec1) {
159        if (!isSoftwareCodec2) { return -1; }
160
161        if (isOMX1) {
162            if (isOMX2) { return 0; }
163
164            return -1;
165        } else {
166            if (isOMX2) { return 0; }
167
168            return 1;
169        }
170
171        return -1;
172    }
173
174    if (isSoftwareCodec2) {
175        return 1;
176    }
177
178    return 0;
179}
180
181// static
182void OMXCodec::findMatchingCodecs(
183        const char *mime,
184        bool createEncoder, const char *matchComponentName,
185        uint32_t flags,
186        Vector<CodecNameAndQuirks> *matchingCodecs) {
187    matchingCodecs->clear();
188
189    const MediaCodecList *list = MediaCodecList::getInstance();
190    if (list == NULL) {
191        return;
192    }
193
194    size_t index = 0;
195    for (;;) {
196        ssize_t matchIndex =
197            list->findCodecByType(mime, createEncoder, index);
198
199        if (matchIndex < 0) {
200            break;
201        }
202
203        index = matchIndex + 1;
204
205        const char *componentName = list->getCodecName(matchIndex);
206
207        // If a specific codec is requested, skip the non-matching ones.
208        if (matchComponentName && strcmp(componentName, matchComponentName)) {
209            continue;
210        }
211
212        // When requesting software-only codecs, only push software codecs
213        // When requesting hardware-only codecs, only push hardware codecs
214        // When there is request neither for software-only nor for
215        // hardware-only codecs, push all codecs
216        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
217            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
218            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
219
220            ssize_t index = matchingCodecs->add();
221            CodecNameAndQuirks *entry = &matchingCodecs->editItemAt(index);
222            entry->mName = String8(componentName);
223            entry->mQuirks = getComponentQuirks(list, matchIndex);
224
225            ALOGV("matching '%s' quirks 0x%08x",
226                  entry->mName.string(), entry->mQuirks);
227        }
228    }
229
230    if (flags & kPreferSoftwareCodecs) {
231        matchingCodecs->sort(CompareSoftwareCodecsFirst);
232    }
233}
234
235// static
236uint32_t OMXCodec::getComponentQuirks(
237        const MediaCodecList *list, size_t index) {
238    uint32_t quirks = 0;
239    if (list->codecHasQuirk(
240                index, "requires-allocate-on-input-ports")) {
241        quirks |= kRequiresAllocateBufferOnInputPorts;
242    }
243    if (list->codecHasQuirk(
244                index, "requires-allocate-on-output-ports")) {
245        quirks |= kRequiresAllocateBufferOnOutputPorts;
246    }
247    if (list->codecHasQuirk(
248                index, "output-buffers-are-unreadable")) {
249        quirks |= kOutputBuffersAreUnreadable;
250    }
251
252    return quirks;
253}
254
255// static
256bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
257    const MediaCodecList *list = MediaCodecList::getInstance();
258
259    if (list == NULL) {
260        return false;
261    }
262
263    ssize_t index = list->findCodecByName(componentName);
264
265    if (index < 0) {
266        return false;
267    }
268
269    *quirks = getComponentQuirks(list, index);
270
271    return true;
272}
273
274// static
275sp<MediaSource> OMXCodec::Create(
276        const sp<IOMX> &omx,
277        const sp<MetaData> &meta, bool createEncoder,
278        const sp<MediaSource> &source,
279        const char *matchComponentName,
280        uint32_t flags,
281        const sp<ANativeWindow> &nativeWindow) {
282    int32_t requiresSecureBuffers;
283    if (source->getFormat()->findInt32(
284                kKeyRequiresSecureBuffers,
285                &requiresSecureBuffers)
286            && requiresSecureBuffers) {
287        flags |= kIgnoreCodecSpecificData;
288        flags |= kUseSecureInputBuffers;
289    }
290
291    const char *mime;
292    bool success = meta->findCString(kKeyMIMEType, &mime);
293    CHECK(success);
294
295    Vector<CodecNameAndQuirks> matchingCodecs;
296    findMatchingCodecs(
297            mime, createEncoder, matchComponentName, flags, &matchingCodecs);
298
299    if (matchingCodecs.isEmpty()) {
300        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
301                "matchComponentName: %s, flags: 0x%x)",
302                mime, createEncoder ? "true" : "false", matchComponentName, flags);
303        return NULL;
304    }
305
306    sp<OMXCodecObserver> observer = new OMXCodecObserver;
307    IOMX::node_id node = 0;
308
309    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
310        const char *componentNameBase = matchingCodecs[i].mName.string();
311        uint32_t quirks = matchingCodecs[i].mQuirks;
312        const char *componentName = componentNameBase;
313
314        AString tmp;
315        if (flags & kUseSecureInputBuffers) {
316            tmp = componentNameBase;
317            tmp.append(".secure");
318
319            componentName = tmp.c_str();
320        }
321
322        if (createEncoder) {
323            sp<MediaSource> softwareCodec =
324                InstantiateSoftwareEncoder(componentName, source, meta);
325
326            if (softwareCodec != NULL) {
327                ALOGV("Successfully allocated software codec '%s'", componentName);
328
329                return softwareCodec;
330            }
331        }
332
333        ALOGV("Attempting to allocate OMX node '%s'", componentName);
334
335        if (!createEncoder
336                && (quirks & kOutputBuffersAreUnreadable)
337                && (flags & kClientNeedsFramebuffer)) {
338            if (strncmp(componentName, "OMX.SEC.", 8)) {
339                // For OMX.SEC.* decoders we can enable a special mode that
340                // gives the client access to the framebuffer contents.
341
342                ALOGW("Component '%s' does not give the client access to "
343                     "the framebuffer contents. Skipping.",
344                     componentName);
345
346                continue;
347            }
348        }
349
350        status_t err = omx->allocateNode(componentName, observer, &node);
351        if (err == OK) {
352            ALOGV("Successfully allocated OMX node '%s'", componentName);
353
354            sp<OMXCodec> codec = new OMXCodec(
355                    omx, node, quirks, flags,
356                    createEncoder, mime, componentName,
357                    source, nativeWindow);
358
359            observer->setCodec(codec);
360
361            err = codec->configureCodec(meta);
362
363            if (err == OK) {
364                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
365                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
366                }
367
368                return codec;
369            }
370
371            ALOGV("Failed to configure codec '%s'", componentName);
372        }
373    }
374
375    return NULL;
376}
377
378status_t OMXCodec::parseAVCCodecSpecificData(
379        const void *data, size_t size,
380        unsigned *profile, unsigned *level) {
381    const uint8_t *ptr = (const uint8_t *)data;
382
383    // verify minimum size and configurationVersion == 1.
384    if (size < 7 || ptr[0] != 1) {
385        return ERROR_MALFORMED;
386    }
387
388    *profile = ptr[1];
389    *level = ptr[3];
390
391    // There is decodable content out there that fails the following
392    // assertion, let's be lenient for now...
393    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
394
395    size_t lengthSize = 1 + (ptr[4] & 3);
396
397    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
398    // violates it...
399    // CHECK((ptr[5] >> 5) == 7);  // reserved
400
401    size_t numSeqParameterSets = ptr[5] & 31;
402
403    ptr += 6;
404    size -= 6;
405
406    for (size_t i = 0; i < numSeqParameterSets; ++i) {
407        if (size < 2) {
408            return ERROR_MALFORMED;
409        }
410
411        size_t length = U16_AT(ptr);
412
413        ptr += 2;
414        size -= 2;
415
416        if (size < length) {
417            return ERROR_MALFORMED;
418        }
419
420        addCodecSpecificData(ptr, length);
421
422        ptr += length;
423        size -= length;
424    }
425
426    if (size < 1) {
427        return ERROR_MALFORMED;
428    }
429
430    size_t numPictureParameterSets = *ptr;
431    ++ptr;
432    --size;
433
434    for (size_t i = 0; i < numPictureParameterSets; ++i) {
435        if (size < 2) {
436            return ERROR_MALFORMED;
437        }
438
439        size_t length = U16_AT(ptr);
440
441        ptr += 2;
442        size -= 2;
443
444        if (size < length) {
445            return ERROR_MALFORMED;
446        }
447
448        addCodecSpecificData(ptr, length);
449
450        ptr += length;
451        size -= length;
452    }
453
454    return OK;
455}
456
457status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
458    ALOGV("configureCodec protected=%d",
459         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
460
461    if (!(mFlags & kIgnoreCodecSpecificData)) {
462        uint32_t type;
463        const void *data;
464        size_t size;
465        if (meta->findData(kKeyESDS, &type, &data, &size)) {
466            ESDS esds((const char *)data, size);
467            CHECK_EQ(esds.InitCheck(), (status_t)OK);
468
469            const void *codec_specific_data;
470            size_t codec_specific_data_size;
471            esds.getCodecSpecificInfo(
472                    &codec_specific_data, &codec_specific_data_size);
473
474            addCodecSpecificData(
475                    codec_specific_data, codec_specific_data_size);
476        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
477            // Parse the AVCDecoderConfigurationRecord
478
479            unsigned profile, level;
480            status_t err;
481            if ((err = parseAVCCodecSpecificData(
482                            data, size, &profile, &level)) != OK) {
483                ALOGE("Malformed AVC codec specific data.");
484                return err;
485            }
486
487            CODEC_LOGI(
488                    "AVC profile = %u (%s), level = %u",
489                    profile, AVCProfileToString(profile), level);
490        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
491            addCodecSpecificData(data, size);
492
493            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
494            addCodecSpecificData(data, size);
495        }
496    }
497
498    int32_t bitRate = 0;
499    if (mIsEncoder) {
500        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
501    }
502    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
503        setAMRFormat(false /* isWAMR */, bitRate);
504    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
505        setAMRFormat(true /* isWAMR */, bitRate);
506    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
507        int32_t numChannels, sampleRate, aacProfile;
508        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
509        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
510
511        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
512            aacProfile = OMX_AUDIO_AACObjectNull;
513        }
514
515        int32_t isADTS;
516        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
517            isADTS = false;
518        }
519
520        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
521        if (err != OK) {
522            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
523            return err;
524        }
525    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
526            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
527        // These are PCM-like formats with a fixed sample rate but
528        // a variable number of channels.
529
530        int32_t numChannels;
531        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
532
533        setG711Format(numChannels);
534    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
535        CHECK(!mIsEncoder);
536
537        int32_t numChannels, sampleRate;
538        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
539        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
540
541        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
542    }
543
544    if (!strncasecmp(mMIME, "video/", 6)) {
545
546        if (mIsEncoder) {
547            setVideoInputFormat(mMIME, meta);
548        } else {
549            int32_t width, height;
550            bool success = meta->findInt32(kKeyWidth, &width);
551            success = success && meta->findInt32(kKeyHeight, &height);
552            CHECK(success);
553            status_t err = setVideoOutputFormat(
554                    mMIME, width, height);
555
556            if (err != OK) {
557                return err;
558            }
559        }
560    }
561
562    int32_t maxInputSize;
563    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
564        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
565    }
566
567    initOutputFormat(meta);
568
569    if ((mFlags & kClientNeedsFramebuffer)
570            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
571        // This appears to no longer be needed???
572
573        OMX_INDEXTYPE index;
574
575        status_t err =
576            mOMX->getExtensionIndex(
577                    mNode,
578                    "OMX.SEC.index.ThumbnailMode",
579                    &index);
580
581        if (err != OK) {
582            return err;
583        }
584
585        OMX_BOOL enable = OMX_TRUE;
586        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
587
588        if (err != OK) {
589            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
590                       "returned error 0x%08x", err);
591
592            return err;
593        }
594
595        mQuirks &= ~kOutputBuffersAreUnreadable;
596    }
597
598    if (mNativeWindow != NULL
599        && !mIsEncoder
600        && !strncasecmp(mMIME, "video/", 6)
601        && !strncmp(mComponentName, "OMX.", 4)) {
602        status_t err = initNativeWindow();
603        if (err != OK) {
604            return err;
605        }
606    }
607
608    return OK;
609}
610
611void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
612    OMX_PARAM_PORTDEFINITIONTYPE def;
613    InitOMXParams(&def);
614    def.nPortIndex = portIndex;
615
616    status_t err = mOMX->getParameter(
617            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
618    CHECK_EQ(err, (status_t)OK);
619
620    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
621        || (def.nBufferSize < size)) {
622        def.nBufferSize = size;
623    }
624
625    err = mOMX->setParameter(
626            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
627    CHECK_EQ(err, (status_t)OK);
628
629    err = mOMX->getParameter(
630            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
631    CHECK_EQ(err, (status_t)OK);
632
633    // Make sure the setting actually stuck.
634    if (portIndex == kPortIndexInput
635            && (mQuirks & kInputBufferSizesAreBogus)) {
636        CHECK_EQ(def.nBufferSize, size);
637    } else {
638        CHECK(def.nBufferSize >= size);
639    }
640}
641
642status_t OMXCodec::setVideoPortFormatType(
643        OMX_U32 portIndex,
644        OMX_VIDEO_CODINGTYPE compressionFormat,
645        OMX_COLOR_FORMATTYPE colorFormat) {
646    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
647    InitOMXParams(&format);
648    format.nPortIndex = portIndex;
649    format.nIndex = 0;
650    bool found = false;
651
652    OMX_U32 index = 0;
653    for (;;) {
654        format.nIndex = index;
655        status_t err = mOMX->getParameter(
656                mNode, OMX_IndexParamVideoPortFormat,
657                &format, sizeof(format));
658
659        if (err != OK) {
660            return err;
661        }
662
663        // The following assertion is violated by TI's video decoder.
664        // CHECK_EQ(format.nIndex, index);
665
666#if 1
667        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
668             portIndex,
669             index, format.eCompressionFormat, format.eColorFormat);
670#endif
671
672        if (format.eCompressionFormat == compressionFormat
673                && format.eColorFormat == colorFormat) {
674            found = true;
675            break;
676        }
677
678        ++index;
679        if (index >= kMaxColorFormatSupported) {
680            CODEC_LOGE("color format %d or compression format %d is not supported",
681                colorFormat, compressionFormat);
682            return UNKNOWN_ERROR;
683        }
684    }
685
686    if (!found) {
687        return UNKNOWN_ERROR;
688    }
689
690    CODEC_LOGV("found a match.");
691    status_t err = mOMX->setParameter(
692            mNode, OMX_IndexParamVideoPortFormat,
693            &format, sizeof(format));
694
695    return err;
696}
697
698static size_t getFrameSize(
699        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
700    switch (colorFormat) {
701        case OMX_COLOR_FormatYCbYCr:
702        case OMX_COLOR_FormatCbYCrY:
703            return width * height * 2;
704
705        case OMX_COLOR_FormatYUV420Planar:
706        case OMX_COLOR_FormatYUV420SemiPlanar:
707        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
708        /*
709        * FIXME: For the Opaque color format, the frame size does not
710        * need to be (w*h*3)/2. It just needs to
711        * be larger than certain minimum buffer size. However,
712        * currently, this opaque foramt has been tested only on
713        * YUV420 formats. If that is changed, then we need to revisit
714        * this part in the future
715        */
716        case OMX_COLOR_FormatAndroidOpaque:
717            return (width * height * 3) / 2;
718
719        default:
720            CHECK(!"Should not be here. Unsupported color format.");
721            break;
722    }
723}
724
725status_t OMXCodec::findTargetColorFormat(
726        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
727    ALOGV("findTargetColorFormat");
728    CHECK(mIsEncoder);
729
730    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
731    int32_t targetColorFormat;
732    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
733        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
734    }
735
736    // Check whether the target color format is supported.
737    return isColorFormatSupported(*colorFormat, kPortIndexInput);
738}
739
740status_t OMXCodec::isColorFormatSupported(
741        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
742    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
743
744    // Enumerate all the color formats supported by
745    // the omx component to see whether the given
746    // color format is supported.
747    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
748    InitOMXParams(&portFormat);
749    portFormat.nPortIndex = portIndex;
750    OMX_U32 index = 0;
751    portFormat.nIndex = index;
752    while (true) {
753        if (OMX_ErrorNone != mOMX->getParameter(
754                mNode, OMX_IndexParamVideoPortFormat,
755                &portFormat, sizeof(portFormat))) {
756            break;
757        }
758        // Make sure that omx component does not overwrite
759        // the incremented index (bug 2897413).
760        CHECK_EQ(index, portFormat.nIndex);
761        if (portFormat.eColorFormat == colorFormat) {
762            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
763            return OK;  // colorFormat is supported!
764        }
765        ++index;
766        portFormat.nIndex = index;
767
768        if (index >= kMaxColorFormatSupported) {
769            CODEC_LOGE("More than %ld color formats are supported???", index);
770            break;
771        }
772    }
773
774    CODEC_LOGE("color format %d is not supported", colorFormat);
775    return UNKNOWN_ERROR;
776}
777
778void OMXCodec::setVideoInputFormat(
779        const char *mime, const sp<MetaData>& meta) {
780
781    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
782    bool success = meta->findInt32(kKeyWidth, &width);
783    success = success && meta->findInt32(kKeyHeight, &height);
784    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
785    success = success && meta->findInt32(kKeyBitRate, &bitRate);
786    success = success && meta->findInt32(kKeyStride, &stride);
787    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
788    CHECK(success);
789    CHECK(stride != 0);
790
791    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
792    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
793        compressionFormat = OMX_VIDEO_CodingAVC;
794    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
795        compressionFormat = OMX_VIDEO_CodingMPEG4;
796    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
797        compressionFormat = OMX_VIDEO_CodingH263;
798    } else {
799        ALOGE("Not a supported video mime type: %s", mime);
800        CHECK(!"Should not be here. Not a supported video mime type.");
801    }
802
803    OMX_COLOR_FORMATTYPE colorFormat;
804    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
805
806    status_t err;
807    OMX_PARAM_PORTDEFINITIONTYPE def;
808    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
809
810    //////////////////////// Input port /////////////////////////
811    CHECK_EQ(setVideoPortFormatType(
812            kPortIndexInput, OMX_VIDEO_CodingUnused,
813            colorFormat), (status_t)OK);
814
815    InitOMXParams(&def);
816    def.nPortIndex = kPortIndexInput;
817
818    err = mOMX->getParameter(
819            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
820    CHECK_EQ(err, (status_t)OK);
821
822    def.nBufferSize = getFrameSize(colorFormat,
823            stride > 0? stride: -stride, sliceHeight);
824
825    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
826
827    video_def->nFrameWidth = width;
828    video_def->nFrameHeight = height;
829    video_def->nStride = stride;
830    video_def->nSliceHeight = sliceHeight;
831    video_def->xFramerate = (frameRate << 16);  // Q16 format
832    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
833    video_def->eColorFormat = colorFormat;
834
835    err = mOMX->setParameter(
836            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
837    CHECK_EQ(err, (status_t)OK);
838
839    //////////////////////// Output port /////////////////////////
840    CHECK_EQ(setVideoPortFormatType(
841            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
842            (status_t)OK);
843    InitOMXParams(&def);
844    def.nPortIndex = kPortIndexOutput;
845
846    err = mOMX->getParameter(
847            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
848
849    CHECK_EQ(err, (status_t)OK);
850    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
851
852    video_def->nFrameWidth = width;
853    video_def->nFrameHeight = height;
854    video_def->xFramerate = 0;      // No need for output port
855    video_def->nBitrate = bitRate;  // Q16 format
856    video_def->eCompressionFormat = compressionFormat;
857    video_def->eColorFormat = OMX_COLOR_FormatUnused;
858    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
859        // Increases the output buffer size
860        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
861    }
862
863    err = mOMX->setParameter(
864            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
865    CHECK_EQ(err, (status_t)OK);
866
867    /////////////////// Codec-specific ////////////////////////
868    switch (compressionFormat) {
869        case OMX_VIDEO_CodingMPEG4:
870        {
871            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
872            break;
873        }
874
875        case OMX_VIDEO_CodingH263:
876            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
877            break;
878
879        case OMX_VIDEO_CodingAVC:
880        {
881            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
882            break;
883        }
884
885        default:
886            CHECK(!"Support for this compressionFormat to be implemented.");
887            break;
888    }
889}
890
891static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
892    if (iFramesInterval < 0) {
893        return 0xFFFFFFFF;
894    } else if (iFramesInterval == 0) {
895        return 0;
896    }
897    OMX_U32 ret = frameRate * iFramesInterval;
898    CHECK(ret > 1);
899    return ret;
900}
901
902status_t OMXCodec::setupErrorCorrectionParameters() {
903    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
904    InitOMXParams(&errorCorrectionType);
905    errorCorrectionType.nPortIndex = kPortIndexOutput;
906
907    status_t err = mOMX->getParameter(
908            mNode, OMX_IndexParamVideoErrorCorrection,
909            &errorCorrectionType, sizeof(errorCorrectionType));
910    if (err != OK) {
911        ALOGW("Error correction param query is not supported");
912        return OK;  // Optional feature. Ignore this failure
913    }
914
915    errorCorrectionType.bEnableHEC = OMX_FALSE;
916    errorCorrectionType.bEnableResync = OMX_TRUE;
917    errorCorrectionType.nResynchMarkerSpacing = 256;
918    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
919    errorCorrectionType.bEnableRVLC = OMX_FALSE;
920
921    err = mOMX->setParameter(
922            mNode, OMX_IndexParamVideoErrorCorrection,
923            &errorCorrectionType, sizeof(errorCorrectionType));
924    if (err != OK) {
925        ALOGW("Error correction param configuration is not supported");
926    }
927
928    // Optional feature. Ignore the failure.
929    return OK;
930}
931
932status_t OMXCodec::setupBitRate(int32_t bitRate) {
933    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
934    InitOMXParams(&bitrateType);
935    bitrateType.nPortIndex = kPortIndexOutput;
936
937    status_t err = mOMX->getParameter(
938            mNode, OMX_IndexParamVideoBitrate,
939            &bitrateType, sizeof(bitrateType));
940    CHECK_EQ(err, (status_t)OK);
941
942    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
943    bitrateType.nTargetBitrate = bitRate;
944
945    err = mOMX->setParameter(
946            mNode, OMX_IndexParamVideoBitrate,
947            &bitrateType, sizeof(bitrateType));
948    CHECK_EQ(err, (status_t)OK);
949    return OK;
950}
951
952status_t OMXCodec::getVideoProfileLevel(
953        const sp<MetaData>& meta,
954        const CodecProfileLevel& defaultProfileLevel,
955        CodecProfileLevel &profileLevel) {
956    CODEC_LOGV("Default profile: %ld, level %ld",
957            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
958
959    // Are the default profile and level overwriten?
960    int32_t profile, level;
961    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
962        profile = defaultProfileLevel.mProfile;
963    }
964    if (!meta->findInt32(kKeyVideoLevel, &level)) {
965        level = defaultProfileLevel.mLevel;
966    }
967    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
968
969    // Are the target profile and level supported by the encoder?
970    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
971    InitOMXParams(&param);
972    param.nPortIndex = kPortIndexOutput;
973    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
974        status_t err = mOMX->getParameter(
975                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
976                &param, sizeof(param));
977
978        if (err != OK) break;
979
980        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
981        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
982        CODEC_LOGV("Supported profile: %d, level %d",
983            supportedProfile, supportedLevel);
984
985        if (profile == supportedProfile &&
986            level <= supportedLevel) {
987            // We can further check whether the level is a valid
988            // value; but we will leave that to the omx encoder component
989            // via OMX_SetParameter call.
990            profileLevel.mProfile = profile;
991            profileLevel.mLevel = level;
992            return OK;
993        }
994    }
995
996    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
997            profile, level);
998    return BAD_VALUE;
999}
1000
1001status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1002    int32_t iFramesInterval, frameRate, bitRate;
1003    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1004    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1005    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1006    CHECK(success);
1007    OMX_VIDEO_PARAM_H263TYPE h263type;
1008    InitOMXParams(&h263type);
1009    h263type.nPortIndex = kPortIndexOutput;
1010
1011    status_t err = mOMX->getParameter(
1012            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1013    CHECK_EQ(err, (status_t)OK);
1014
1015    h263type.nAllowedPictureTypes =
1016        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1017
1018    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1019    if (h263type.nPFrames == 0) {
1020        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1021    }
1022    h263type.nBFrames = 0;
1023
1024    // Check profile and level parameters
1025    CodecProfileLevel defaultProfileLevel, profileLevel;
1026    defaultProfileLevel.mProfile = h263type.eProfile;
1027    defaultProfileLevel.mLevel = h263type.eLevel;
1028    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1029    if (err != OK) return err;
1030    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1031    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1032
1033    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1034    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1035    h263type.nPictureHeaderRepetition = 0;
1036    h263type.nGOBHeaderInterval = 0;
1037
1038    err = mOMX->setParameter(
1039            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1040    CHECK_EQ(err, (status_t)OK);
1041
1042    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1043    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1044
1045    return OK;
1046}
1047
1048status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1049    int32_t iFramesInterval, frameRate, bitRate;
1050    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1051    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1052    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1053    CHECK(success);
1054    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1055    InitOMXParams(&mpeg4type);
1056    mpeg4type.nPortIndex = kPortIndexOutput;
1057
1058    status_t err = mOMX->getParameter(
1059            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1060    CHECK_EQ(err, (status_t)OK);
1061
1062    mpeg4type.nSliceHeaderSpacing = 0;
1063    mpeg4type.bSVH = OMX_FALSE;
1064    mpeg4type.bGov = OMX_FALSE;
1065
1066    mpeg4type.nAllowedPictureTypes =
1067        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1068
1069    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1070    if (mpeg4type.nPFrames == 0) {
1071        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1072    }
1073    mpeg4type.nBFrames = 0;
1074    mpeg4type.nIDCVLCThreshold = 0;
1075    mpeg4type.bACPred = OMX_TRUE;
1076    mpeg4type.nMaxPacketSize = 256;
1077    mpeg4type.nTimeIncRes = 1000;
1078    mpeg4type.nHeaderExtension = 0;
1079    mpeg4type.bReversibleVLC = OMX_FALSE;
1080
1081    // Check profile and level parameters
1082    CodecProfileLevel defaultProfileLevel, profileLevel;
1083    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1084    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1085    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1086    if (err != OK) return err;
1087    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1088    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1089
1090    err = mOMX->setParameter(
1091            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1092    CHECK_EQ(err, (status_t)OK);
1093
1094    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1095    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1096
1097    return OK;
1098}
1099
1100status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1101    int32_t iFramesInterval, frameRate, bitRate;
1102    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1103    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1104    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1105    CHECK(success);
1106
1107    OMX_VIDEO_PARAM_AVCTYPE h264type;
1108    InitOMXParams(&h264type);
1109    h264type.nPortIndex = kPortIndexOutput;
1110
1111    status_t err = mOMX->getParameter(
1112            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1113    CHECK_EQ(err, (status_t)OK);
1114
1115    h264type.nAllowedPictureTypes =
1116        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1117
1118    // Check profile and level parameters
1119    CodecProfileLevel defaultProfileLevel, profileLevel;
1120    defaultProfileLevel.mProfile = h264type.eProfile;
1121    defaultProfileLevel.mLevel = h264type.eLevel;
1122    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1123    if (err != OK) return err;
1124    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1125    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1126
1127    // XXX
1128    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1129        ALOGW("Use baseline profile instead of %d for AVC recording",
1130            h264type.eProfile);
1131        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1132    }
1133
1134    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1135        h264type.nSliceHeaderSpacing = 0;
1136        h264type.bUseHadamard = OMX_TRUE;
1137        h264type.nRefFrames = 1;
1138        h264type.nBFrames = 0;
1139        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1140        if (h264type.nPFrames == 0) {
1141            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1142        }
1143        h264type.nRefIdx10ActiveMinus1 = 0;
1144        h264type.nRefIdx11ActiveMinus1 = 0;
1145        h264type.bEntropyCodingCABAC = OMX_FALSE;
1146        h264type.bWeightedPPrediction = OMX_FALSE;
1147        h264type.bconstIpred = OMX_FALSE;
1148        h264type.bDirect8x8Inference = OMX_FALSE;
1149        h264type.bDirectSpatialTemporal = OMX_FALSE;
1150        h264type.nCabacInitIdc = 0;
1151    }
1152
1153    if (h264type.nBFrames != 0) {
1154        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1155    }
1156
1157    h264type.bEnableUEP = OMX_FALSE;
1158    h264type.bEnableFMO = OMX_FALSE;
1159    h264type.bEnableASO = OMX_FALSE;
1160    h264type.bEnableRS = OMX_FALSE;
1161    h264type.bFrameMBsOnly = OMX_TRUE;
1162    h264type.bMBAFF = OMX_FALSE;
1163    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1164
1165    err = mOMX->setParameter(
1166            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1167    CHECK_EQ(err, (status_t)OK);
1168
1169    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1170
1171    return OK;
1172}
1173
1174status_t OMXCodec::setVideoOutputFormat(
1175        const char *mime, OMX_U32 width, OMX_U32 height) {
1176    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1177
1178    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1179    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1180        compressionFormat = OMX_VIDEO_CodingAVC;
1181    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1182        compressionFormat = OMX_VIDEO_CodingMPEG4;
1183    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingH263;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingVPX;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingMPEG2;
1189    } else {
1190        ALOGE("Not a supported video mime type: %s", mime);
1191        CHECK(!"Should not be here. Not a supported video mime type.");
1192    }
1193
1194    status_t err = setVideoPortFormatType(
1195            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1196
1197    if (err != OK) {
1198        return err;
1199    }
1200
1201#if 1
1202    {
1203        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1204        InitOMXParams(&format);
1205        format.nPortIndex = kPortIndexOutput;
1206        format.nIndex = 0;
1207
1208        status_t err = mOMX->getParameter(
1209                mNode, OMX_IndexParamVideoPortFormat,
1210                &format, sizeof(format));
1211        CHECK_EQ(err, (status_t)OK);
1212        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1213
1214        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1215               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1216               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1217               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1218               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar
1219               || format.eColorFormat == OMX_QCOM_COLOR_FormatYUV420PackedSemiPlanar64x32Tile2m8ka);
1220
1221        err = mOMX->setParameter(
1222                mNode, OMX_IndexParamVideoPortFormat,
1223                &format, sizeof(format));
1224
1225        if (err != OK) {
1226            return err;
1227        }
1228    }
1229#endif
1230
1231    OMX_PARAM_PORTDEFINITIONTYPE def;
1232    InitOMXParams(&def);
1233    def.nPortIndex = kPortIndexInput;
1234
1235    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1236
1237    err = mOMX->getParameter(
1238            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1239
1240    CHECK_EQ(err, (status_t)OK);
1241
1242#if 1
1243    // XXX Need a (much) better heuristic to compute input buffer sizes.
1244    const size_t X = 64 * 1024;
1245    if (def.nBufferSize < X) {
1246        def.nBufferSize = X;
1247    }
1248#endif
1249
1250    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1251
1252    video_def->nFrameWidth = width;
1253    video_def->nFrameHeight = height;
1254
1255    video_def->eCompressionFormat = compressionFormat;
1256    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1257
1258    err = mOMX->setParameter(
1259            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1260
1261    if (err != OK) {
1262        return err;
1263    }
1264
1265    ////////////////////////////////////////////////////////////////////////////
1266
1267    InitOMXParams(&def);
1268    def.nPortIndex = kPortIndexOutput;
1269
1270    err = mOMX->getParameter(
1271            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1272    CHECK_EQ(err, (status_t)OK);
1273    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1274
1275#if 0
1276    def.nBufferSize =
1277        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1278#endif
1279
1280    video_def->nFrameWidth = width;
1281    video_def->nFrameHeight = height;
1282
1283    err = mOMX->setParameter(
1284            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1285
1286    return err;
1287}
1288
1289OMXCodec::OMXCodec(
1290        const sp<IOMX> &omx, IOMX::node_id node,
1291        uint32_t quirks, uint32_t flags,
1292        bool isEncoder,
1293        const char *mime,
1294        const char *componentName,
1295        const sp<MediaSource> &source,
1296        const sp<ANativeWindow> &nativeWindow)
1297    : mOMX(omx),
1298      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1299      mNode(node),
1300      mQuirks(quirks),
1301      mFlags(flags),
1302      mIsEncoder(isEncoder),
1303      mIsVideo(!strncasecmp("video/", mime, 6)),
1304      mMIME(strdup(mime)),
1305      mComponentName(strdup(componentName)),
1306      mSource(source),
1307      mCodecSpecificDataIndex(0),
1308      mState(LOADED),
1309      mInitialBufferSubmit(true),
1310      mSignalledEOS(false),
1311      mNoMoreOutputData(false),
1312      mOutputPortSettingsHaveChanged(false),
1313      mSeekTimeUs(-1),
1314      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1315      mTargetTimeUs(-1),
1316      mOutputPortSettingsChangedPending(false),
1317      mSkipCutBuffer(NULL),
1318      mLeftOverBuffer(NULL),
1319      mPaused(false),
1320      mNativeWindow(
1321              (!strncmp(componentName, "OMX.google.", 11)
1322              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1323                        ? NULL : nativeWindow) {
1324    mPortStatus[kPortIndexInput] = ENABLED;
1325    mPortStatus[kPortIndexOutput] = ENABLED;
1326
1327    setComponentRole();
1328}
1329
1330// static
1331void OMXCodec::setComponentRole(
1332        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1333        const char *mime) {
1334    struct MimeToRole {
1335        const char *mime;
1336        const char *decoderRole;
1337        const char *encoderRole;
1338    };
1339
1340    static const MimeToRole kMimeToRole[] = {
1341        { MEDIA_MIMETYPE_AUDIO_MPEG,
1342            "audio_decoder.mp3", "audio_encoder.mp3" },
1343        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1344            "audio_decoder.mp1", "audio_encoder.mp1" },
1345        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1346            "audio_decoder.mp2", "audio_encoder.mp2" },
1347        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1348            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1349        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1350            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1351        { MEDIA_MIMETYPE_AUDIO_AAC,
1352            "audio_decoder.aac", "audio_encoder.aac" },
1353        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1354            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1355        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1356            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1357        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1358            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1359        { MEDIA_MIMETYPE_VIDEO_AVC,
1360            "video_decoder.avc", "video_encoder.avc" },
1361        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1362            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1363        { MEDIA_MIMETYPE_VIDEO_H263,
1364            "video_decoder.h263", "video_encoder.h263" },
1365        { MEDIA_MIMETYPE_VIDEO_VPX,
1366            "video_decoder.vpx", "video_encoder.vpx" },
1367        { MEDIA_MIMETYPE_AUDIO_RAW,
1368            "audio_decoder.raw", "audio_encoder.raw" },
1369        { MEDIA_MIMETYPE_AUDIO_FLAC,
1370            "audio_decoder.flac", "audio_encoder.flac" },
1371    };
1372
1373    static const size_t kNumMimeToRole =
1374        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1375
1376    size_t i;
1377    for (i = 0; i < kNumMimeToRole; ++i) {
1378        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1379            break;
1380        }
1381    }
1382
1383    if (i == kNumMimeToRole) {
1384        return;
1385    }
1386
1387    const char *role =
1388        isEncoder ? kMimeToRole[i].encoderRole
1389                  : kMimeToRole[i].decoderRole;
1390
1391    if (role != NULL) {
1392        OMX_PARAM_COMPONENTROLETYPE roleParams;
1393        InitOMXParams(&roleParams);
1394
1395        strncpy((char *)roleParams.cRole,
1396                role, OMX_MAX_STRINGNAME_SIZE - 1);
1397
1398        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1399
1400        status_t err = omx->setParameter(
1401                node, OMX_IndexParamStandardComponentRole,
1402                &roleParams, sizeof(roleParams));
1403
1404        if (err != OK) {
1405            ALOGW("Failed to set standard component role '%s'.", role);
1406        }
1407    }
1408}
1409
1410void OMXCodec::setComponentRole() {
1411    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1412}
1413
1414OMXCodec::~OMXCodec() {
1415    mSource.clear();
1416
1417    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1418
1419    status_t err = mOMX->freeNode(mNode);
1420    CHECK_EQ(err, (status_t)OK);
1421
1422    mNode = NULL;
1423    setState(DEAD);
1424
1425    clearCodecSpecificData();
1426
1427    free(mComponentName);
1428    mComponentName = NULL;
1429
1430    free(mMIME);
1431    mMIME = NULL;
1432}
1433
1434status_t OMXCodec::init() {
1435    // mLock is held.
1436
1437    CHECK_EQ((int)mState, (int)LOADED);
1438
1439    status_t err;
1440    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1441        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1442        CHECK_EQ(err, (status_t)OK);
1443        setState(LOADED_TO_IDLE);
1444    }
1445
1446    err = allocateBuffers();
1447    if (err != (status_t)OK) {
1448        return err;
1449    }
1450
1451    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1452        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1453        CHECK_EQ(err, (status_t)OK);
1454
1455        setState(LOADED_TO_IDLE);
1456    }
1457
1458    while (mState != EXECUTING && mState != ERROR) {
1459        mAsyncCompletion.wait(mLock);
1460    }
1461
1462    return mState == ERROR ? UNKNOWN_ERROR : OK;
1463}
1464
1465// static
1466bool OMXCodec::isIntermediateState(State state) {
1467    return state == LOADED_TO_IDLE
1468        || state == IDLE_TO_EXECUTING
1469        || state == EXECUTING_TO_IDLE
1470        || state == IDLE_TO_LOADED
1471        || state == RECONFIGURING;
1472}
1473
1474status_t OMXCodec::allocateBuffers() {
1475    status_t err = allocateBuffersOnPort(kPortIndexInput);
1476
1477    if (err != OK) {
1478        return err;
1479    }
1480
1481    return allocateBuffersOnPort(kPortIndexOutput);
1482}
1483
1484status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1485    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1486        return allocateOutputBuffersFromNativeWindow();
1487    }
1488
1489    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1490        ALOGE("protected output buffers must be stent to an ANativeWindow");
1491        return PERMISSION_DENIED;
1492    }
1493
1494    status_t err = OK;
1495    if ((mFlags & kStoreMetaDataInVideoBuffers)
1496            && portIndex == kPortIndexInput) {
1497        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1498        if (err != OK) {
1499            ALOGE("Storing meta data in video buffers is not supported");
1500            return err;
1501        }
1502    }
1503
1504    OMX_PARAM_PORTDEFINITIONTYPE def;
1505    InitOMXParams(&def);
1506    def.nPortIndex = portIndex;
1507
1508    err = mOMX->getParameter(
1509            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1510
1511    if (err != OK) {
1512        return err;
1513    }
1514
1515    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1516            def.nBufferCountActual, def.nBufferSize,
1517            portIndex == kPortIndexInput ? "input" : "output");
1518
1519    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1520    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1521
1522    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1523        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1524        CHECK(mem.get() != NULL);
1525
1526        BufferInfo info;
1527        info.mData = NULL;
1528        info.mSize = def.nBufferSize;
1529
1530        IOMX::buffer_id buffer;
1531        if (portIndex == kPortIndexInput
1532                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1533                    || (mFlags & kUseSecureInputBuffers))) {
1534            if (mOMXLivesLocally) {
1535                mem.clear();
1536
1537                err = mOMX->allocateBuffer(
1538                        mNode, portIndex, def.nBufferSize, &buffer,
1539                        &info.mData);
1540            } else {
1541                err = mOMX->allocateBufferWithBackup(
1542                        mNode, portIndex, mem, &buffer);
1543            }
1544        } else if (portIndex == kPortIndexOutput
1545                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1546            if (mOMXLivesLocally) {
1547                mem.clear();
1548
1549                err = mOMX->allocateBuffer(
1550                        mNode, portIndex, def.nBufferSize, &buffer,
1551                        &info.mData);
1552            } else {
1553                err = mOMX->allocateBufferWithBackup(
1554                        mNode, portIndex, mem, &buffer);
1555            }
1556        } else {
1557            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1558        }
1559
1560        if (err != OK) {
1561            ALOGE("allocate_buffer_with_backup failed");
1562            return err;
1563        }
1564
1565        if (mem != NULL) {
1566            info.mData = mem->pointer();
1567        }
1568
1569        info.mBuffer = buffer;
1570        info.mStatus = OWNED_BY_US;
1571        info.mMem = mem;
1572        info.mMediaBuffer = NULL;
1573
1574        if (portIndex == kPortIndexOutput) {
1575            if (!(mOMXLivesLocally
1576                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1577                        && (mQuirks & kDefersOutputBufferAllocation))) {
1578                // If the node does not fill in the buffer ptr at this time,
1579                // we will defer creating the MediaBuffer until receiving
1580                // the first FILL_BUFFER_DONE notification instead.
1581                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1582                info.mMediaBuffer->setObserver(this);
1583            }
1584        }
1585
1586        mPortBuffers[portIndex].push(info);
1587
1588        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1589             portIndex == kPortIndexInput ? "input" : "output");
1590    }
1591
1592    if (portIndex == kPortIndexOutput) {
1593
1594        sp<MetaData> meta = mSource->getFormat();
1595        int32_t delay = 0;
1596        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1597            delay = 0;
1598        }
1599        int32_t padding = 0;
1600        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1601            padding = 0;
1602        }
1603        int32_t numchannels = 0;
1604        if (delay + padding) {
1605            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1606                size_t frameSize = numchannels * sizeof(int16_t);
1607                if (mSkipCutBuffer != NULL) {
1608                    size_t prevbuffersize = mSkipCutBuffer->size();
1609                    if (prevbuffersize != 0) {
1610                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1611                    }
1612                }
1613                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1614            }
1615        }
1616    }
1617
1618    // dumpPortStatus(portIndex);
1619
1620    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1621        Vector<MediaBuffer *> buffers;
1622        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1623            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1624
1625            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1626            buffers.push(mbuf);
1627        }
1628
1629        status_t err = mSource->setBuffers(buffers);
1630
1631        if (err != OK) {
1632            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1633                buffers.editItemAt(i)->release();
1634            }
1635            buffers.clear();
1636
1637            CODEC_LOGE(
1638                    "Codec requested to use secure input buffers but "
1639                    "upstream source didn't support that.");
1640
1641            return err;
1642        }
1643    }
1644
1645    return OK;
1646}
1647
1648status_t OMXCodec::applyRotation() {
1649    sp<MetaData> meta = mSource->getFormat();
1650
1651    int32_t rotationDegrees;
1652    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1653        rotationDegrees = 0;
1654    }
1655
1656    uint32_t transform;
1657    switch (rotationDegrees) {
1658        case 0: transform = 0; break;
1659        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1660        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1661        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1662        default: transform = 0; break;
1663    }
1664
1665    status_t err = OK;
1666
1667    if (transform) {
1668        err = native_window_set_buffers_transform(
1669                mNativeWindow.get(), transform);
1670    }
1671
1672    return err;
1673}
1674
1675status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1676    // Get the number of buffers needed.
1677    OMX_PARAM_PORTDEFINITIONTYPE def;
1678    InitOMXParams(&def);
1679    def.nPortIndex = kPortIndexOutput;
1680
1681    status_t err = mOMX->getParameter(
1682            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1683    if (err != OK) {
1684        return err;
1685    }
1686
1687    err = native_window_set_buffers_geometry(
1688            mNativeWindow.get(),
1689            def.format.video.nFrameWidth,
1690            def.format.video.nFrameHeight,
1691            def.format.video.eColorFormat);
1692
1693    if (err != 0) {
1694        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1695                strerror(-err), -err);
1696        return err;
1697    }
1698
1699    err = applyRotation();
1700    if (err != OK) {
1701        return err;
1702    }
1703
1704    // Set up the native window.
1705    OMX_U32 usage = 0;
1706    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1707    if (err != 0) {
1708        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1709        // XXX: Currently this error is logged, but not fatal.
1710        usage = 0;
1711    }
1712    if (mFlags & kEnableGrallocUsageProtected) {
1713        usage |= GRALLOC_USAGE_PROTECTED;
1714    }
1715
1716    // Make sure to check whether either Stagefright or the video decoder
1717    // requested protected buffers.
1718    if (usage & GRALLOC_USAGE_PROTECTED) {
1719        // Verify that the ANativeWindow sends images directly to
1720        // SurfaceFlinger.
1721        int queuesToNativeWindow = 0;
1722        err = mNativeWindow->query(
1723                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1724                &queuesToNativeWindow);
1725        if (err != 0) {
1726            ALOGE("error authenticating native window: %d", err);
1727            return err;
1728        }
1729        if (queuesToNativeWindow != 1) {
1730            ALOGE("native window could not be authenticated");
1731            return PERMISSION_DENIED;
1732        }
1733    }
1734
1735    ALOGV("native_window_set_usage usage=0x%lx", usage);
1736    err = native_window_set_usage(
1737            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1738    if (err != 0) {
1739        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1740        return err;
1741    }
1742
1743    int minUndequeuedBufs = 0;
1744    err = mNativeWindow->query(mNativeWindow.get(),
1745            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1746    if (err != 0) {
1747        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1748                strerror(-err), -err);
1749        return err;
1750    }
1751
1752    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1753    // buffer counts refer to - how do they account for the renderer holding on
1754    // to buffers?
1755    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1756        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1757        def.nBufferCountActual = newBufferCount;
1758        err = mOMX->setParameter(
1759                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1760        if (err != OK) {
1761            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1762                    newBufferCount, err);
1763            return err;
1764        }
1765    }
1766
1767    err = native_window_set_buffer_count(
1768            mNativeWindow.get(), def.nBufferCountActual);
1769    if (err != 0) {
1770        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1771                -err);
1772        return err;
1773    }
1774
1775    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1776            "output port", def.nBufferCountActual, def.nBufferSize);
1777
1778    // Dequeue buffers and send them to OMX
1779    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1780        ANativeWindowBuffer* buf;
1781        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1782        if (err != 0) {
1783            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1784            break;
1785        }
1786
1787        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1788        BufferInfo info;
1789        info.mData = NULL;
1790        info.mSize = def.nBufferSize;
1791        info.mStatus = OWNED_BY_US;
1792        info.mMem = NULL;
1793        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1794        info.mMediaBuffer->setObserver(this);
1795        mPortBuffers[kPortIndexOutput].push(info);
1796
1797        IOMX::buffer_id bufferId;
1798        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1799                &bufferId);
1800        if (err != 0) {
1801            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1802                    "failed: %d", err);
1803            break;
1804        }
1805
1806        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1807
1808        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1809                bufferId, graphicBuffer.get());
1810    }
1811
1812    OMX_U32 cancelStart;
1813    OMX_U32 cancelEnd;
1814    if (err != 0) {
1815        // If an error occurred while dequeuing we need to cancel any buffers
1816        // that were dequeued.
1817        cancelStart = 0;
1818        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1819    } else {
1820        // Return the last two buffers to the native window.
1821        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1822        cancelEnd = def.nBufferCountActual;
1823    }
1824
1825    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1826        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1827        cancelBufferToNativeWindow(info);
1828    }
1829
1830    return err;
1831}
1832
1833status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1834    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1835    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1836    int err = mNativeWindow->cancelBuffer(
1837        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1838    if (err != 0) {
1839      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1840
1841      setState(ERROR);
1842      return err;
1843    }
1844    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1845    return OK;
1846}
1847
1848OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1849    // Dequeue the next buffer from the native window.
1850    ANativeWindowBuffer* buf;
1851    int fenceFd = -1;
1852    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1853    if (err != 0) {
1854      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1855
1856      setState(ERROR);
1857      return 0;
1858    }
1859
1860    // Determine which buffer we just dequeued.
1861    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1862    BufferInfo *bufInfo = 0;
1863    for (size_t i = 0; i < buffers->size(); i++) {
1864      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1865          mMediaBuffer->graphicBuffer();
1866      if (graphicBuffer->handle == buf->handle) {
1867        bufInfo = &buffers->editItemAt(i);
1868        break;
1869      }
1870    }
1871
1872    if (bufInfo == 0) {
1873        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1874
1875        setState(ERROR);
1876        return 0;
1877    }
1878
1879    // The native window no longer owns the buffer.
1880    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1881    bufInfo->mStatus = OWNED_BY_US;
1882
1883    return bufInfo;
1884}
1885
1886status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1887    status_t err = NO_ERROR;
1888    ANativeWindowBuffer* anb = NULL;
1889    int numBufs = 0;
1890    int minUndequeuedBufs = 0;
1891
1892    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1893    // no frames get dropped by SurfaceFlinger assuming that these are video
1894    // frames.
1895    err = native_window_api_disconnect(mNativeWindow.get(),
1896            NATIVE_WINDOW_API_MEDIA);
1897    if (err != NO_ERROR) {
1898        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1899                strerror(-err), -err);
1900        return err;
1901    }
1902
1903    err = native_window_api_connect(mNativeWindow.get(),
1904            NATIVE_WINDOW_API_CPU);
1905    if (err != NO_ERROR) {
1906        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1907                strerror(-err), -err);
1908        return err;
1909    }
1910
1911    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1912            HAL_PIXEL_FORMAT_RGBX_8888);
1913    if (err != NO_ERROR) {
1914        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1915                strerror(-err), -err);
1916        goto error;
1917    }
1918
1919    err = native_window_set_usage(mNativeWindow.get(),
1920            GRALLOC_USAGE_SW_WRITE_OFTEN);
1921    if (err != NO_ERROR) {
1922        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1923                strerror(-err), -err);
1924        goto error;
1925    }
1926
1927    err = native_window_set_scaling_mode(mNativeWindow.get(),
1928            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1929    if (err != OK) {
1930        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1931                strerror(-err), -err);
1932        goto error;
1933    }
1934
1935    err = mNativeWindow->query(mNativeWindow.get(),
1936            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1937    if (err != NO_ERROR) {
1938        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1939                "failed: %s (%d)", strerror(-err), -err);
1940        goto error;
1941    }
1942
1943    numBufs = minUndequeuedBufs + 1;
1944    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1945    if (err != NO_ERROR) {
1946        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1947                strerror(-err), -err);
1948        goto error;
1949    }
1950
1951    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1952    // buffer twice.  This should guarantee that the buffer has been displayed
1953    // on the screen and then been replaced, so an previous video frames are
1954    // guaranteed NOT to be currently displayed.
1955    for (int i = 0; i < numBufs + 1; i++) {
1956        int fenceFd = -1;
1957        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1958        if (err != NO_ERROR) {
1959            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1960                    strerror(-err), -err);
1961            goto error;
1962        }
1963
1964        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1965
1966        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1967        uint32_t* img = NULL;
1968        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1969        if (err != NO_ERROR) {
1970            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1971                    strerror(-err), -err);
1972            goto error;
1973        }
1974
1975        *img = 0;
1976
1977        err = buf->unlock();
1978        if (err != NO_ERROR) {
1979            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1980                    strerror(-err), -err);
1981            goto error;
1982        }
1983
1984        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1985                buf->getNativeBuffer(), -1);
1986        if (err != NO_ERROR) {
1987            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1988                    strerror(-err), -err);
1989            goto error;
1990        }
1991
1992        anb = NULL;
1993    }
1994
1995error:
1996
1997    if (err != NO_ERROR) {
1998        // Clean up after an error.
1999        if (anb != NULL) {
2000            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2001        }
2002
2003        native_window_api_disconnect(mNativeWindow.get(),
2004                NATIVE_WINDOW_API_CPU);
2005        native_window_api_connect(mNativeWindow.get(),
2006                NATIVE_WINDOW_API_MEDIA);
2007
2008        return err;
2009    } else {
2010        // Clean up after success.
2011        err = native_window_api_disconnect(mNativeWindow.get(),
2012                NATIVE_WINDOW_API_CPU);
2013        if (err != NO_ERROR) {
2014            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2015                    strerror(-err), -err);
2016            return err;
2017        }
2018
2019        err = native_window_api_connect(mNativeWindow.get(),
2020                NATIVE_WINDOW_API_MEDIA);
2021        if (err != NO_ERROR) {
2022            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2023                    strerror(-err), -err);
2024            return err;
2025        }
2026
2027        return NO_ERROR;
2028    }
2029}
2030
2031int64_t OMXCodec::getDecodingTimeUs() {
2032    CHECK(mIsEncoder && mIsVideo);
2033
2034    if (mDecodingTimeList.empty()) {
2035        CHECK(mSignalledEOS || mNoMoreOutputData);
2036        // No corresponding input frame available.
2037        // This could happen when EOS is reached.
2038        return 0;
2039    }
2040
2041    List<int64_t>::iterator it = mDecodingTimeList.begin();
2042    int64_t timeUs = *it;
2043    mDecodingTimeList.erase(it);
2044    return timeUs;
2045}
2046
2047void OMXCodec::on_message(const omx_message &msg) {
2048    if (mState == ERROR) {
2049        /*
2050         * only drop EVENT messages, EBD and FBD are still
2051         * processed for bookkeeping purposes
2052         */
2053        if (msg.type == omx_message::EVENT) {
2054            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2055            return;
2056        }
2057    }
2058
2059    switch (msg.type) {
2060        case omx_message::EVENT:
2061        {
2062            onEvent(
2063                 msg.u.event_data.event, msg.u.event_data.data1,
2064                 msg.u.event_data.data2);
2065
2066            break;
2067        }
2068
2069        case omx_message::EMPTY_BUFFER_DONE:
2070        {
2071            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2072
2073            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2074
2075            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2076            size_t i = 0;
2077            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2078                ++i;
2079            }
2080
2081            CHECK(i < buffers->size());
2082            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2083                ALOGW("We already own input buffer %p, yet received "
2084                     "an EMPTY_BUFFER_DONE.", buffer);
2085            }
2086
2087            BufferInfo* info = &buffers->editItemAt(i);
2088            info->mStatus = OWNED_BY_US;
2089
2090            // Buffer could not be released until empty buffer done is called.
2091            if (info->mMediaBuffer != NULL) {
2092                info->mMediaBuffer->release();
2093                info->mMediaBuffer = NULL;
2094            }
2095
2096            if (mPortStatus[kPortIndexInput] == DISABLING) {
2097                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2098
2099                status_t err = freeBuffer(kPortIndexInput, i);
2100                CHECK_EQ(err, (status_t)OK);
2101            } else if (mState != ERROR
2102                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2103                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2104
2105                if (mFlags & kUseSecureInputBuffers) {
2106                    drainAnyInputBuffer();
2107                } else {
2108                    drainInputBuffer(&buffers->editItemAt(i));
2109                }
2110            }
2111            break;
2112        }
2113
2114        case omx_message::FILL_BUFFER_DONE:
2115        {
2116            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2117            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2118
2119            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2120                 buffer,
2121                 msg.u.extended_buffer_data.range_length,
2122                 flags,
2123                 msg.u.extended_buffer_data.timestamp,
2124                 msg.u.extended_buffer_data.timestamp / 1E6);
2125
2126            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2127            size_t i = 0;
2128            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2129                ++i;
2130            }
2131
2132            CHECK(i < buffers->size());
2133            BufferInfo *info = &buffers->editItemAt(i);
2134
2135            if (info->mStatus != OWNED_BY_COMPONENT) {
2136                ALOGW("We already own output buffer %p, yet received "
2137                     "a FILL_BUFFER_DONE.", buffer);
2138            }
2139
2140            info->mStatus = OWNED_BY_US;
2141
2142            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2143                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2144
2145                status_t err = freeBuffer(kPortIndexOutput, i);
2146                CHECK_EQ(err, (status_t)OK);
2147
2148#if 0
2149            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2150                       && (flags & OMX_BUFFERFLAG_EOS)) {
2151                CODEC_LOGV("No more output data.");
2152                mNoMoreOutputData = true;
2153                mBufferFilled.signal();
2154#endif
2155            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2156                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2157
2158                if (info->mMediaBuffer == NULL) {
2159                    CHECK(mOMXLivesLocally);
2160                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2161                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2162
2163                    // The qcom video decoders on Nexus don't actually allocate
2164                    // output buffer memory on a call to OMX_AllocateBuffer
2165                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2166                    // structure is only filled in later.
2167
2168                    info->mMediaBuffer = new MediaBuffer(
2169                            msg.u.extended_buffer_data.data_ptr,
2170                            info->mSize);
2171                    info->mMediaBuffer->setObserver(this);
2172                }
2173
2174                MediaBuffer *buffer = info->mMediaBuffer;
2175                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2176
2177                if (!isGraphicBuffer
2178                    && msg.u.extended_buffer_data.range_offset
2179                        + msg.u.extended_buffer_data.range_length
2180                            > buffer->size()) {
2181                    CODEC_LOGE(
2182                            "Codec lied about its buffer size requirements, "
2183                            "sending a buffer larger than the originally "
2184                            "advertised size in FILL_BUFFER_DONE!");
2185                }
2186                buffer->set_range(
2187                        msg.u.extended_buffer_data.range_offset,
2188                        msg.u.extended_buffer_data.range_length);
2189
2190                buffer->meta_data()->clear();
2191
2192                buffer->meta_data()->setInt64(
2193                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2194
2195                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2196                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2197                }
2198                bool isCodecSpecific = false;
2199                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2200                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2201                    isCodecSpecific = true;
2202                }
2203
2204                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2205                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2206                }
2207
2208                buffer->meta_data()->setPointer(
2209                        kKeyPlatformPrivate,
2210                        msg.u.extended_buffer_data.platform_private);
2211
2212                buffer->meta_data()->setPointer(
2213                        kKeyBufferID,
2214                        msg.u.extended_buffer_data.buffer);
2215
2216                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2217                    CODEC_LOGV("No more output data.");
2218                    mNoMoreOutputData = true;
2219                }
2220
2221                if (mIsEncoder && mIsVideo) {
2222                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2223                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2224                }
2225
2226                if (mTargetTimeUs >= 0) {
2227                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2228
2229                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2230                        CODEC_LOGV(
2231                                "skipping output buffer at timestamp %lld us",
2232                                msg.u.extended_buffer_data.timestamp);
2233
2234                        fillOutputBuffer(info);
2235                        break;
2236                    }
2237
2238                    CODEC_LOGV(
2239                            "returning output buffer at target timestamp "
2240                            "%lld us",
2241                            msg.u.extended_buffer_data.timestamp);
2242
2243                    mTargetTimeUs = -1;
2244                }
2245
2246                mFilledBuffers.push_back(i);
2247                mBufferFilled.signal();
2248                if (mIsEncoder) {
2249                    sched_yield();
2250                }
2251            }
2252
2253            break;
2254        }
2255
2256        default:
2257        {
2258            CHECK(!"should not be here.");
2259            break;
2260        }
2261    }
2262}
2263
2264// Has the format changed in any way that the client would have to be aware of?
2265static bool formatHasNotablyChanged(
2266        const sp<MetaData> &from, const sp<MetaData> &to) {
2267    if (from.get() == NULL && to.get() == NULL) {
2268        return false;
2269    }
2270
2271    if ((from.get() == NULL && to.get() != NULL)
2272        || (from.get() != NULL && to.get() == NULL)) {
2273        return true;
2274    }
2275
2276    const char *mime_from, *mime_to;
2277    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2278    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2279
2280    if (strcasecmp(mime_from, mime_to)) {
2281        return true;
2282    }
2283
2284    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2285        int32_t colorFormat_from, colorFormat_to;
2286        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2287        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2288
2289        if (colorFormat_from != colorFormat_to) {
2290            return true;
2291        }
2292
2293        int32_t width_from, width_to;
2294        CHECK(from->findInt32(kKeyWidth, &width_from));
2295        CHECK(to->findInt32(kKeyWidth, &width_to));
2296
2297        if (width_from != width_to) {
2298            return true;
2299        }
2300
2301        int32_t height_from, height_to;
2302        CHECK(from->findInt32(kKeyHeight, &height_from));
2303        CHECK(to->findInt32(kKeyHeight, &height_to));
2304
2305        if (height_from != height_to) {
2306            return true;
2307        }
2308
2309        int32_t left_from, top_from, right_from, bottom_from;
2310        CHECK(from->findRect(
2311                    kKeyCropRect,
2312                    &left_from, &top_from, &right_from, &bottom_from));
2313
2314        int32_t left_to, top_to, right_to, bottom_to;
2315        CHECK(to->findRect(
2316                    kKeyCropRect,
2317                    &left_to, &top_to, &right_to, &bottom_to));
2318
2319        if (left_to != left_from || top_to != top_from
2320                || right_to != right_from || bottom_to != bottom_from) {
2321            return true;
2322        }
2323    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2324        int32_t numChannels_from, numChannels_to;
2325        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2326        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2327
2328        if (numChannels_from != numChannels_to) {
2329            return true;
2330        }
2331
2332        int32_t sampleRate_from, sampleRate_to;
2333        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2334        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2335
2336        if (sampleRate_from != sampleRate_to) {
2337            return true;
2338        }
2339    }
2340
2341    return false;
2342}
2343
2344void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2345    switch (event) {
2346        case OMX_EventCmdComplete:
2347        {
2348            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2349            break;
2350        }
2351
2352        case OMX_EventError:
2353        {
2354            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2355
2356            setState(ERROR);
2357            break;
2358        }
2359
2360        case OMX_EventPortSettingsChanged:
2361        {
2362            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2363                       data1, data2);
2364
2365            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2366                // There is no need to check whether mFilledBuffers is empty or not
2367                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2368                // the output buffers.
2369                if (data1 == kPortIndexOutput) {
2370                    CHECK(mFilledBuffers.empty());
2371                }
2372                onPortSettingsChanged(data1);
2373            } else if (data1 == kPortIndexOutput &&
2374                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2375                         data2 == OMX_IndexConfigCommonScale)) {
2376
2377                sp<MetaData> oldOutputFormat = mOutputFormat;
2378                initOutputFormat(mSource->getFormat());
2379
2380                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2381                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2382                    mOutputPortSettingsHaveChanged = true;
2383
2384                } else if (data2 == OMX_IndexConfigCommonScale) {
2385                    OMX_CONFIG_SCALEFACTORTYPE scale;
2386                    InitOMXParams(&scale);
2387                    scale.nPortIndex = kPortIndexOutput;
2388
2389                    // Change display dimension only when necessary.
2390                    if (OK == mOMX->getConfig(
2391                                        mNode,
2392                                        OMX_IndexConfigCommonScale,
2393                                        &scale, sizeof(scale))) {
2394                        int32_t left, top, right, bottom;
2395                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2396                                                      &left, &top,
2397                                                      &right, &bottom));
2398
2399                        // The scale is in 16.16 format.
2400                        // scale 1.0 = 0x010000. When there is no
2401                        // need to change the display, skip it.
2402                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2403                                scale.xWidth, scale.xHeight);
2404
2405                        if (scale.xWidth != 0x010000) {
2406                            mOutputFormat->setInt32(kKeyDisplayWidth,
2407                                    ((right - left +  1) * scale.xWidth)  >> 16);
2408                            mOutputPortSettingsHaveChanged = true;
2409                        }
2410
2411                        if (scale.xHeight != 0x010000) {
2412                            mOutputFormat->setInt32(kKeyDisplayHeight,
2413                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2414                            mOutputPortSettingsHaveChanged = true;
2415                        }
2416                    }
2417                }
2418            }
2419            break;
2420        }
2421
2422#if 0
2423        case OMX_EventBufferFlag:
2424        {
2425            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2426
2427            if (data1 == kPortIndexOutput) {
2428                mNoMoreOutputData = true;
2429            }
2430            break;
2431        }
2432#endif
2433
2434        default:
2435        {
2436            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2437            break;
2438        }
2439    }
2440}
2441
2442void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2443    switch (cmd) {
2444        case OMX_CommandStateSet:
2445        {
2446            onStateChange((OMX_STATETYPE)data);
2447            break;
2448        }
2449
2450        case OMX_CommandPortDisable:
2451        {
2452            OMX_U32 portIndex = data;
2453            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2454
2455            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2456            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2457            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2458
2459            mPortStatus[portIndex] = DISABLED;
2460
2461            if (mState == RECONFIGURING) {
2462                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2463
2464                sp<MetaData> oldOutputFormat = mOutputFormat;
2465                initOutputFormat(mSource->getFormat());
2466
2467                // Don't notify clients if the output port settings change
2468                // wasn't of importance to them, i.e. it may be that just the
2469                // number of buffers has changed and nothing else.
2470                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2471                if (!mOutputPortSettingsHaveChanged) {
2472                    mOutputPortSettingsHaveChanged = formatChanged;
2473                }
2474
2475                status_t err = enablePortAsync(portIndex);
2476                if (err != OK) {
2477                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2478                    setState(ERROR);
2479                } else {
2480                    err = allocateBuffersOnPort(portIndex);
2481                    if (err != OK) {
2482                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2483                                   "(err = %d)",
2484                                   portIndex == kPortIndexInput
2485                                        ? "input" : "output",
2486                                   err);
2487
2488                        setState(ERROR);
2489                    }
2490                }
2491            }
2492            break;
2493        }
2494
2495        case OMX_CommandPortEnable:
2496        {
2497            OMX_U32 portIndex = data;
2498            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2499
2500            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2501            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2502
2503            mPortStatus[portIndex] = ENABLED;
2504
2505            if (mState == RECONFIGURING) {
2506                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2507
2508                setState(EXECUTING);
2509
2510                fillOutputBuffers();
2511            }
2512            break;
2513        }
2514
2515        case OMX_CommandFlush:
2516        {
2517            OMX_U32 portIndex = data;
2518
2519            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2520
2521            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2522            mPortStatus[portIndex] = ENABLED;
2523
2524            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2525                     mPortBuffers[portIndex].size());
2526
2527            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2528                mSkipCutBuffer->clear();
2529            }
2530
2531            if (mState == RECONFIGURING) {
2532                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2533
2534                disablePortAsync(portIndex);
2535            } else if (mState == EXECUTING_TO_IDLE) {
2536                if (mPortStatus[kPortIndexInput] == ENABLED
2537                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2538                    CODEC_LOGV("Finished flushing both ports, now completing "
2539                         "transition from EXECUTING to IDLE.");
2540
2541                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2542                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2543
2544                    status_t err =
2545                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2546                    CHECK_EQ(err, (status_t)OK);
2547                }
2548            } else {
2549                // We're flushing both ports in preparation for seeking.
2550
2551                if (mPortStatus[kPortIndexInput] == ENABLED
2552                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2553                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2554                         " seek-time.");
2555
2556                    // We implicitly resume pulling on our upstream source.
2557                    mPaused = false;
2558
2559                    drainInputBuffers();
2560                    fillOutputBuffers();
2561                }
2562
2563                if (mOutputPortSettingsChangedPending) {
2564                    CODEC_LOGV(
2565                            "Honoring deferred output port settings change.");
2566
2567                    mOutputPortSettingsChangedPending = false;
2568                    onPortSettingsChanged(kPortIndexOutput);
2569                }
2570            }
2571
2572            break;
2573        }
2574
2575        default:
2576        {
2577            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2578            break;
2579        }
2580    }
2581}
2582
2583void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2584    CODEC_LOGV("onStateChange %d", newState);
2585
2586    switch (newState) {
2587        case OMX_StateIdle:
2588        {
2589            CODEC_LOGV("Now Idle.");
2590            if (mState == LOADED_TO_IDLE) {
2591                status_t err = mOMX->sendCommand(
2592                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2593
2594                CHECK_EQ(err, (status_t)OK);
2595
2596                setState(IDLE_TO_EXECUTING);
2597            } else {
2598                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2599
2600                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2601                    mPortBuffers[kPortIndexInput].size()) {
2602                    ALOGE("Codec did not return all input buffers "
2603                          "(received %d / %d)",
2604                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2605                            mPortBuffers[kPortIndexInput].size());
2606                    TRESPASS();
2607                }
2608
2609                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2610                    mPortBuffers[kPortIndexOutput].size()) {
2611                    ALOGE("Codec did not return all output buffers "
2612                          "(received %d / %d)",
2613                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2614                            mPortBuffers[kPortIndexOutput].size());
2615                    TRESPASS();
2616                }
2617
2618                status_t err = mOMX->sendCommand(
2619                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2620
2621                CHECK_EQ(err, (status_t)OK);
2622
2623                err = freeBuffersOnPort(kPortIndexInput);
2624                CHECK_EQ(err, (status_t)OK);
2625
2626                err = freeBuffersOnPort(kPortIndexOutput);
2627                CHECK_EQ(err, (status_t)OK);
2628
2629                mPortStatus[kPortIndexInput] = ENABLED;
2630                mPortStatus[kPortIndexOutput] = ENABLED;
2631
2632                if ((mFlags & kEnableGrallocUsageProtected) &&
2633                        mNativeWindow != NULL) {
2634                    // We push enough 1x1 blank buffers to ensure that one of
2635                    // them has made it to the display.  This allows the OMX
2636                    // component teardown to zero out any protected buffers
2637                    // without the risk of scanning out one of those buffers.
2638                    pushBlankBuffersToNativeWindow();
2639                }
2640
2641                setState(IDLE_TO_LOADED);
2642            }
2643            break;
2644        }
2645
2646        case OMX_StateExecuting:
2647        {
2648            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2649
2650            CODEC_LOGV("Now Executing.");
2651
2652            mOutputPortSettingsChangedPending = false;
2653
2654            setState(EXECUTING);
2655
2656            // Buffers will be submitted to the component in the first
2657            // call to OMXCodec::read as mInitialBufferSubmit is true at
2658            // this point. This ensures that this on_message call returns,
2659            // releases the lock and ::init can notice the state change and
2660            // itself return.
2661            break;
2662        }
2663
2664        case OMX_StateLoaded:
2665        {
2666            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2667
2668            CODEC_LOGV("Now Loaded.");
2669
2670            setState(LOADED);
2671            break;
2672        }
2673
2674        case OMX_StateInvalid:
2675        {
2676            setState(ERROR);
2677            break;
2678        }
2679
2680        default:
2681        {
2682            CHECK(!"should not be here.");
2683            break;
2684        }
2685    }
2686}
2687
2688// static
2689size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2690    size_t n = 0;
2691    for (size_t i = 0; i < buffers.size(); ++i) {
2692        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2693            ++n;
2694        }
2695    }
2696
2697    return n;
2698}
2699
2700status_t OMXCodec::freeBuffersOnPort(
2701        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2702    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2703
2704    status_t stickyErr = OK;
2705
2706    for (size_t i = buffers->size(); i-- > 0;) {
2707        BufferInfo *info = &buffers->editItemAt(i);
2708
2709        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2710            continue;
2711        }
2712
2713        CHECK(info->mStatus == OWNED_BY_US
2714                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2715
2716        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2717
2718        status_t err = freeBuffer(portIndex, i);
2719
2720        if (err != OK) {
2721            stickyErr = err;
2722        }
2723
2724    }
2725
2726    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2727
2728    return stickyErr;
2729}
2730
2731status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2732    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2733
2734    BufferInfo *info = &buffers->editItemAt(bufIndex);
2735
2736    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2737
2738    if (err == OK && info->mMediaBuffer != NULL) {
2739        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2740        info->mMediaBuffer->setObserver(NULL);
2741
2742        // Make sure nobody but us owns this buffer at this point.
2743        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2744
2745        // Cancel the buffer if it belongs to an ANativeWindow.
2746        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2747        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2748            err = cancelBufferToNativeWindow(info);
2749        }
2750
2751        info->mMediaBuffer->release();
2752        info->mMediaBuffer = NULL;
2753    }
2754
2755    if (err == OK) {
2756        buffers->removeAt(bufIndex);
2757    }
2758
2759    return err;
2760}
2761
2762void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2763    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2764
2765    CHECK_EQ((int)mState, (int)EXECUTING);
2766    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2767    CHECK(!mOutputPortSettingsChangedPending);
2768
2769    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2770        CODEC_LOGV("Deferring output port settings change.");
2771        mOutputPortSettingsChangedPending = true;
2772        return;
2773    }
2774
2775    setState(RECONFIGURING);
2776
2777    if (mQuirks & kNeedsFlushBeforeDisable) {
2778        if (!flushPortAsync(portIndex)) {
2779            onCmdComplete(OMX_CommandFlush, portIndex);
2780        }
2781    } else {
2782        disablePortAsync(portIndex);
2783    }
2784}
2785
2786bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2787    CHECK(mState == EXECUTING || mState == RECONFIGURING
2788            || mState == EXECUTING_TO_IDLE);
2789
2790    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2791         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2792         mPortBuffers[portIndex].size());
2793
2794    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2795    mPortStatus[portIndex] = SHUTTING_DOWN;
2796
2797    if ((mQuirks & kRequiresFlushCompleteEmulation)
2798        && countBuffersWeOwn(mPortBuffers[portIndex])
2799                == mPortBuffers[portIndex].size()) {
2800        // No flush is necessary and this component fails to send a
2801        // flush-complete event in this case.
2802
2803        return false;
2804    }
2805
2806    status_t err =
2807        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2808    CHECK_EQ(err, (status_t)OK);
2809
2810    return true;
2811}
2812
2813void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2814    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2815
2816    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2817    mPortStatus[portIndex] = DISABLING;
2818
2819    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2820    status_t err =
2821        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2822    CHECK_EQ(err, (status_t)OK);
2823
2824    freeBuffersOnPort(portIndex, true);
2825}
2826
2827status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2828    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2829
2830    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2831    mPortStatus[portIndex] = ENABLING;
2832
2833    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2834    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2835}
2836
2837void OMXCodec::fillOutputBuffers() {
2838    CHECK_EQ((int)mState, (int)EXECUTING);
2839
2840    // This is a workaround for some decoders not properly reporting
2841    // end-of-output-stream. If we own all input buffers and also own
2842    // all output buffers and we already signalled end-of-input-stream,
2843    // the end-of-output-stream is implied.
2844    if (mSignalledEOS
2845            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2846                == mPortBuffers[kPortIndexInput].size()
2847            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2848                == mPortBuffers[kPortIndexOutput].size()) {
2849        mNoMoreOutputData = true;
2850        mBufferFilled.signal();
2851
2852        return;
2853    }
2854
2855    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2856    for (size_t i = 0; i < buffers->size(); ++i) {
2857        BufferInfo *info = &buffers->editItemAt(i);
2858        if (info->mStatus == OWNED_BY_US) {
2859            fillOutputBuffer(&buffers->editItemAt(i));
2860        }
2861    }
2862}
2863
2864void OMXCodec::drainInputBuffers() {
2865    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2866
2867    if (mFlags & kUseSecureInputBuffers) {
2868        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2869        for (size_t i = 0; i < buffers->size(); ++i) {
2870            if (!drainAnyInputBuffer()
2871                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2872                break;
2873            }
2874        }
2875    } else {
2876        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2877        for (size_t i = 0; i < buffers->size(); ++i) {
2878            BufferInfo *info = &buffers->editItemAt(i);
2879
2880            if (info->mStatus != OWNED_BY_US) {
2881                continue;
2882            }
2883
2884            if (!drainInputBuffer(info)) {
2885                break;
2886            }
2887
2888            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2889                break;
2890            }
2891        }
2892    }
2893}
2894
2895bool OMXCodec::drainAnyInputBuffer() {
2896    return drainInputBuffer((BufferInfo *)NULL);
2897}
2898
2899OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2900    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2901    for (size_t i = 0; i < infos->size(); ++i) {
2902        BufferInfo *info = &infos->editItemAt(i);
2903
2904        if (info->mData == ptr) {
2905            CODEC_LOGV(
2906                    "input buffer data ptr = %p, buffer_id = %p",
2907                    ptr,
2908                    info->mBuffer);
2909
2910            return info;
2911        }
2912    }
2913
2914    TRESPASS();
2915}
2916
2917OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2918    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2919    for (size_t i = 0; i < infos->size(); ++i) {
2920        BufferInfo *info = &infos->editItemAt(i);
2921
2922        if (info->mStatus == OWNED_BY_US) {
2923            return info;
2924        }
2925    }
2926
2927    TRESPASS();
2928}
2929
2930bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2931    if (info != NULL) {
2932        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2933    }
2934
2935    if (mSignalledEOS) {
2936        return false;
2937    }
2938
2939    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2940        CHECK(!(mFlags & kUseSecureInputBuffers));
2941
2942        const CodecSpecificData *specific =
2943            mCodecSpecificData[mCodecSpecificDataIndex];
2944
2945        size_t size = specific->mSize;
2946
2947        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2948                && !(mQuirks & kWantsNALFragments)) {
2949            static const uint8_t kNALStartCode[4] =
2950                    { 0x00, 0x00, 0x00, 0x01 };
2951
2952            CHECK(info->mSize >= specific->mSize + 4);
2953
2954            size += 4;
2955
2956            memcpy(info->mData, kNALStartCode, 4);
2957            memcpy((uint8_t *)info->mData + 4,
2958                   specific->mData, specific->mSize);
2959        } else {
2960            CHECK(info->mSize >= specific->mSize);
2961            memcpy(info->mData, specific->mData, specific->mSize);
2962        }
2963
2964        mNoMoreOutputData = false;
2965
2966        CODEC_LOGV("calling emptyBuffer with codec specific data");
2967
2968        status_t err = mOMX->emptyBuffer(
2969                mNode, info->mBuffer, 0, size,
2970                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2971                0);
2972        CHECK_EQ(err, (status_t)OK);
2973
2974        info->mStatus = OWNED_BY_COMPONENT;
2975
2976        ++mCodecSpecificDataIndex;
2977        return true;
2978    }
2979
2980    if (mPaused) {
2981        return false;
2982    }
2983
2984    status_t err;
2985
2986    bool signalEOS = false;
2987    int64_t timestampUs = 0;
2988
2989    size_t offset = 0;
2990    int32_t n = 0;
2991
2992
2993    for (;;) {
2994        MediaBuffer *srcBuffer;
2995        if (mSeekTimeUs >= 0) {
2996            if (mLeftOverBuffer) {
2997                mLeftOverBuffer->release();
2998                mLeftOverBuffer = NULL;
2999            }
3000
3001            MediaSource::ReadOptions options;
3002            options.setSeekTo(mSeekTimeUs, mSeekMode);
3003
3004            mSeekTimeUs = -1;
3005            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3006            mBufferFilled.signal();
3007
3008            err = mSource->read(&srcBuffer, &options);
3009
3010            if (err == OK) {
3011                int64_t targetTimeUs;
3012                if (srcBuffer->meta_data()->findInt64(
3013                            kKeyTargetTime, &targetTimeUs)
3014                        && targetTimeUs >= 0) {
3015                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3016                    mTargetTimeUs = targetTimeUs;
3017                } else {
3018                    mTargetTimeUs = -1;
3019                }
3020            }
3021        } else if (mLeftOverBuffer) {
3022            srcBuffer = mLeftOverBuffer;
3023            mLeftOverBuffer = NULL;
3024
3025            err = OK;
3026        } else {
3027            err = mSource->read(&srcBuffer);
3028        }
3029
3030        if (err != OK) {
3031            signalEOS = true;
3032            mFinalStatus = err;
3033            mSignalledEOS = true;
3034            mBufferFilled.signal();
3035            break;
3036        }
3037
3038        if (mFlags & kUseSecureInputBuffers) {
3039            info = findInputBufferByDataPointer(srcBuffer->data());
3040            CHECK(info != NULL);
3041        }
3042
3043        size_t remainingBytes = info->mSize - offset;
3044
3045        if (srcBuffer->range_length() > remainingBytes) {
3046            if (offset == 0) {
3047                CODEC_LOGE(
3048                     "Codec's input buffers are too small to accomodate "
3049                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3050                     info->mSize, srcBuffer->range_length());
3051
3052                srcBuffer->release();
3053                srcBuffer = NULL;
3054
3055                setState(ERROR);
3056                return false;
3057            }
3058
3059            mLeftOverBuffer = srcBuffer;
3060            break;
3061        }
3062
3063        bool releaseBuffer = true;
3064        if (mFlags & kStoreMetaDataInVideoBuffers) {
3065                releaseBuffer = false;
3066                info->mMediaBuffer = srcBuffer;
3067        }
3068
3069        if (mFlags & kUseSecureInputBuffers) {
3070                // Data in "info" is already provided at this time.
3071
3072                releaseBuffer = false;
3073
3074                CHECK(info->mMediaBuffer == NULL);
3075                info->mMediaBuffer = srcBuffer;
3076        } else {
3077            CHECK(srcBuffer->data() != NULL) ;
3078            memcpy((uint8_t *)info->mData + offset,
3079                    (const uint8_t *)srcBuffer->data()
3080                        + srcBuffer->range_offset(),
3081                    srcBuffer->range_length());
3082        }
3083
3084        int64_t lastBufferTimeUs;
3085        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3086        CHECK(lastBufferTimeUs >= 0);
3087        if (mIsEncoder && mIsVideo) {
3088            mDecodingTimeList.push_back(lastBufferTimeUs);
3089        }
3090
3091        if (offset == 0) {
3092            timestampUs = lastBufferTimeUs;
3093        }
3094
3095        offset += srcBuffer->range_length();
3096
3097        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3098            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3099            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3100
3101            int32_t numPageSamples;
3102            if (!srcBuffer->meta_data()->findInt32(
3103                        kKeyValidSamples, &numPageSamples)) {
3104                numPageSamples = -1;
3105            }
3106
3107            memcpy((uint8_t *)info->mData + offset,
3108                   &numPageSamples,
3109                   sizeof(numPageSamples));
3110
3111            offset += sizeof(numPageSamples);
3112        }
3113
3114        if (releaseBuffer) {
3115            srcBuffer->release();
3116            srcBuffer = NULL;
3117        }
3118
3119        ++n;
3120
3121        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3122            break;
3123        }
3124
3125        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3126
3127        if (coalescedDurationUs > 250000ll) {
3128            // Don't coalesce more than 250ms worth of encoded data at once.
3129            break;
3130        }
3131    }
3132
3133    if (n > 1) {
3134        ALOGV("coalesced %d frames into one input buffer", n);
3135    }
3136
3137    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3138
3139    if (signalEOS) {
3140        flags |= OMX_BUFFERFLAG_EOS;
3141    } else {
3142        mNoMoreOutputData = false;
3143    }
3144
3145    if (info == NULL) {
3146        CHECK(mFlags & kUseSecureInputBuffers);
3147        CHECK(signalEOS);
3148
3149        // This is fishy, there's still a MediaBuffer corresponding to this
3150        // info available to the source at this point even though we're going
3151        // to use it to signal EOS to the codec.
3152        info = findEmptyInputBuffer();
3153    }
3154
3155    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3156               "timestamp %lld us (%.2f secs)",
3157               info->mBuffer, offset,
3158               timestampUs, timestampUs / 1E6);
3159
3160    err = mOMX->emptyBuffer(
3161            mNode, info->mBuffer, 0, offset,
3162            flags, timestampUs);
3163
3164    if (err != OK) {
3165        setState(ERROR);
3166        return false;
3167    }
3168
3169    info->mStatus = OWNED_BY_COMPONENT;
3170
3171    return true;
3172}
3173
3174void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3175    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3176
3177    if (mNoMoreOutputData) {
3178        CODEC_LOGV("There is no more output data available, not "
3179             "calling fillOutputBuffer");
3180        return;
3181    }
3182
3183    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3184    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3185
3186    if (err != OK) {
3187        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3188
3189        setState(ERROR);
3190        return;
3191    }
3192
3193    info->mStatus = OWNED_BY_COMPONENT;
3194}
3195
3196bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3197    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3198    for (size_t i = 0; i < buffers->size(); ++i) {
3199        if ((*buffers)[i].mBuffer == buffer) {
3200            return drainInputBuffer(&buffers->editItemAt(i));
3201        }
3202    }
3203
3204    CHECK(!"should not be here.");
3205
3206    return false;
3207}
3208
3209void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3210    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3211    for (size_t i = 0; i < buffers->size(); ++i) {
3212        if ((*buffers)[i].mBuffer == buffer) {
3213            fillOutputBuffer(&buffers->editItemAt(i));
3214            return;
3215        }
3216    }
3217
3218    CHECK(!"should not be here.");
3219}
3220
3221void OMXCodec::setState(State newState) {
3222    mState = newState;
3223    mAsyncCompletion.signal();
3224
3225    // This may cause some spurious wakeups but is necessary to
3226    // unblock the reader if we enter ERROR state.
3227    mBufferFilled.signal();
3228}
3229
3230status_t OMXCodec::waitForBufferFilled_l() {
3231
3232    if (mIsEncoder) {
3233        // For timelapse video recording, the timelapse video recording may
3234        // not send an input frame for a _long_ time. Do not use timeout
3235        // for video encoding.
3236        return mBufferFilled.wait(mLock);
3237    }
3238    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3239    if (err != OK) {
3240        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3241            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3242            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3243    }
3244    return err;
3245}
3246
3247void OMXCodec::setRawAudioFormat(
3248        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3249
3250    // port definition
3251    OMX_PARAM_PORTDEFINITIONTYPE def;
3252    InitOMXParams(&def);
3253    def.nPortIndex = portIndex;
3254    status_t err = mOMX->getParameter(
3255            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3256    CHECK_EQ(err, (status_t)OK);
3257    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3258    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3259            &def, sizeof(def)), (status_t)OK);
3260
3261    // pcm param
3262    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3263    InitOMXParams(&pcmParams);
3264    pcmParams.nPortIndex = portIndex;
3265
3266    err = mOMX->getParameter(
3267            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3268
3269    CHECK_EQ(err, (status_t)OK);
3270
3271    pcmParams.nChannels = numChannels;
3272    pcmParams.eNumData = OMX_NumericalDataSigned;
3273    pcmParams.bInterleaved = OMX_TRUE;
3274    pcmParams.nBitPerSample = 16;
3275    pcmParams.nSamplingRate = sampleRate;
3276    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3277
3278    CHECK_EQ(getOMXChannelMapping(
3279                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3280
3281    err = mOMX->setParameter(
3282            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3283
3284    CHECK_EQ(err, (status_t)OK);
3285}
3286
3287static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3288    if (isAMRWB) {
3289        if (bps <= 6600) {
3290            return OMX_AUDIO_AMRBandModeWB0;
3291        } else if (bps <= 8850) {
3292            return OMX_AUDIO_AMRBandModeWB1;
3293        } else if (bps <= 12650) {
3294            return OMX_AUDIO_AMRBandModeWB2;
3295        } else if (bps <= 14250) {
3296            return OMX_AUDIO_AMRBandModeWB3;
3297        } else if (bps <= 15850) {
3298            return OMX_AUDIO_AMRBandModeWB4;
3299        } else if (bps <= 18250) {
3300            return OMX_AUDIO_AMRBandModeWB5;
3301        } else if (bps <= 19850) {
3302            return OMX_AUDIO_AMRBandModeWB6;
3303        } else if (bps <= 23050) {
3304            return OMX_AUDIO_AMRBandModeWB7;
3305        }
3306
3307        // 23850 bps
3308        return OMX_AUDIO_AMRBandModeWB8;
3309    } else {  // AMRNB
3310        if (bps <= 4750) {
3311            return OMX_AUDIO_AMRBandModeNB0;
3312        } else if (bps <= 5150) {
3313            return OMX_AUDIO_AMRBandModeNB1;
3314        } else if (bps <= 5900) {
3315            return OMX_AUDIO_AMRBandModeNB2;
3316        } else if (bps <= 6700) {
3317            return OMX_AUDIO_AMRBandModeNB3;
3318        } else if (bps <= 7400) {
3319            return OMX_AUDIO_AMRBandModeNB4;
3320        } else if (bps <= 7950) {
3321            return OMX_AUDIO_AMRBandModeNB5;
3322        } else if (bps <= 10200) {
3323            return OMX_AUDIO_AMRBandModeNB6;
3324        }
3325
3326        // 12200 bps
3327        return OMX_AUDIO_AMRBandModeNB7;
3328    }
3329}
3330
3331void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3332    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3333
3334    OMX_AUDIO_PARAM_AMRTYPE def;
3335    InitOMXParams(&def);
3336    def.nPortIndex = portIndex;
3337
3338    status_t err =
3339        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3340
3341    CHECK_EQ(err, (status_t)OK);
3342
3343    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3344
3345    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3346    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3347    CHECK_EQ(err, (status_t)OK);
3348
3349    ////////////////////////
3350
3351    if (mIsEncoder) {
3352        sp<MetaData> format = mSource->getFormat();
3353        int32_t sampleRate;
3354        int32_t numChannels;
3355        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3356        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3357
3358        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3359    }
3360}
3361
3362status_t OMXCodec::setAACFormat(
3363        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3364    if (numChannels > 2) {
3365        ALOGW("Number of channels: (%d) \n", numChannels);
3366    }
3367
3368    if (mIsEncoder) {
3369        if (isADTS) {
3370            return -EINVAL;
3371        }
3372
3373        //////////////// input port ////////////////////
3374        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3375
3376        //////////////// output port ////////////////////
3377        // format
3378        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3379        InitOMXParams(&format);
3380        format.nPortIndex = kPortIndexOutput;
3381        format.nIndex = 0;
3382        status_t err = OMX_ErrorNone;
3383        while (OMX_ErrorNone == err) {
3384            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3385                    &format, sizeof(format)), (status_t)OK);
3386            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3387                break;
3388            }
3389            format.nIndex++;
3390        }
3391        CHECK_EQ((status_t)OK, err);
3392        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3393                &format, sizeof(format)), (status_t)OK);
3394
3395        // port definition
3396        OMX_PARAM_PORTDEFINITIONTYPE def;
3397        InitOMXParams(&def);
3398        def.nPortIndex = kPortIndexOutput;
3399        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3400                &def, sizeof(def)), (status_t)OK);
3401        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3402        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3403        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3404                &def, sizeof(def)), (status_t)OK);
3405
3406        // profile
3407        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3408        InitOMXParams(&profile);
3409        profile.nPortIndex = kPortIndexOutput;
3410        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3411                &profile, sizeof(profile)), (status_t)OK);
3412        profile.nChannels = numChannels;
3413        profile.eChannelMode = (numChannels == 1?
3414                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3415        profile.nSampleRate = sampleRate;
3416        profile.nBitRate = bitRate;
3417        profile.nAudioBandWidth = 0;
3418        profile.nFrameLength = 0;
3419        profile.nAACtools = OMX_AUDIO_AACToolAll;
3420        profile.nAACERtools = OMX_AUDIO_AACERNone;
3421        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3422        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3423        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3424                &profile, sizeof(profile));
3425
3426        if (err != OK) {
3427            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3428                       "(err = %d)",
3429                       err);
3430            return err;
3431        }
3432    } else {
3433        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3434        InitOMXParams(&profile);
3435        profile.nPortIndex = kPortIndexInput;
3436
3437        status_t err = mOMX->getParameter(
3438                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3439        CHECK_EQ(err, (status_t)OK);
3440
3441        profile.nChannels = numChannels;
3442        profile.nSampleRate = sampleRate;
3443
3444        profile.eAACStreamFormat =
3445            isADTS
3446                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3447                : OMX_AUDIO_AACStreamFormatMP4FF;
3448
3449        err = mOMX->setParameter(
3450                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3451
3452        if (err != OK) {
3453            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3454                       "(err = %d)",
3455                       err);
3456            return err;
3457        }
3458    }
3459
3460    return OK;
3461}
3462
3463void OMXCodec::setG711Format(int32_t numChannels) {
3464    CHECK(!mIsEncoder);
3465    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3466}
3467
3468void OMXCodec::setImageOutputFormat(
3469        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3470    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3471
3472#if 0
3473    OMX_INDEXTYPE index;
3474    status_t err = mOMX->get_extension_index(
3475            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3476    CHECK_EQ(err, (status_t)OK);
3477
3478    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3479    CHECK_EQ(err, (status_t)OK);
3480#endif
3481
3482    OMX_PARAM_PORTDEFINITIONTYPE def;
3483    InitOMXParams(&def);
3484    def.nPortIndex = kPortIndexOutput;
3485
3486    status_t err = mOMX->getParameter(
3487            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3488    CHECK_EQ(err, (status_t)OK);
3489
3490    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3491
3492    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3493
3494    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3495    imageDef->eColorFormat = format;
3496    imageDef->nFrameWidth = width;
3497    imageDef->nFrameHeight = height;
3498
3499    switch (format) {
3500        case OMX_COLOR_FormatYUV420PackedPlanar:
3501        case OMX_COLOR_FormatYUV411Planar:
3502        {
3503            def.nBufferSize = (width * height * 3) / 2;
3504            break;
3505        }
3506
3507        case OMX_COLOR_FormatCbYCrY:
3508        {
3509            def.nBufferSize = width * height * 2;
3510            break;
3511        }
3512
3513        case OMX_COLOR_Format32bitARGB8888:
3514        {
3515            def.nBufferSize = width * height * 4;
3516            break;
3517        }
3518
3519        case OMX_COLOR_Format16bitARGB4444:
3520        case OMX_COLOR_Format16bitARGB1555:
3521        case OMX_COLOR_Format16bitRGB565:
3522        case OMX_COLOR_Format16bitBGR565:
3523        {
3524            def.nBufferSize = width * height * 2;
3525            break;
3526        }
3527
3528        default:
3529            CHECK(!"Should not be here. Unknown color format.");
3530            break;
3531    }
3532
3533    def.nBufferCountActual = def.nBufferCountMin;
3534
3535    err = mOMX->setParameter(
3536            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3537    CHECK_EQ(err, (status_t)OK);
3538}
3539
3540void OMXCodec::setJPEGInputFormat(
3541        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3542    OMX_PARAM_PORTDEFINITIONTYPE def;
3543    InitOMXParams(&def);
3544    def.nPortIndex = kPortIndexInput;
3545
3546    status_t err = mOMX->getParameter(
3547            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3548    CHECK_EQ(err, (status_t)OK);
3549
3550    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3551    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3552
3553    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3554    imageDef->nFrameWidth = width;
3555    imageDef->nFrameHeight = height;
3556
3557    def.nBufferSize = compressedSize;
3558    def.nBufferCountActual = def.nBufferCountMin;
3559
3560    err = mOMX->setParameter(
3561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3562    CHECK_EQ(err, (status_t)OK);
3563}
3564
3565void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3566    CodecSpecificData *specific =
3567        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3568
3569    specific->mSize = size;
3570    memcpy(specific->mData, data, size);
3571
3572    mCodecSpecificData.push(specific);
3573}
3574
3575void OMXCodec::clearCodecSpecificData() {
3576    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3577        free(mCodecSpecificData.editItemAt(i));
3578    }
3579    mCodecSpecificData.clear();
3580    mCodecSpecificDataIndex = 0;
3581}
3582
3583status_t OMXCodec::start(MetaData *meta) {
3584    Mutex::Autolock autoLock(mLock);
3585
3586    if (mState != LOADED) {
3587        return UNKNOWN_ERROR;
3588    }
3589
3590    sp<MetaData> params = new MetaData;
3591    if (mQuirks & kWantsNALFragments) {
3592        params->setInt32(kKeyWantsNALFragments, true);
3593    }
3594    if (meta) {
3595        int64_t startTimeUs = 0;
3596        int64_t timeUs;
3597        if (meta->findInt64(kKeyTime, &timeUs)) {
3598            startTimeUs = timeUs;
3599        }
3600        params->setInt64(kKeyTime, startTimeUs);
3601    }
3602
3603    mCodecSpecificDataIndex = 0;
3604    mInitialBufferSubmit = true;
3605    mSignalledEOS = false;
3606    mNoMoreOutputData = false;
3607    mOutputPortSettingsHaveChanged = false;
3608    mSeekTimeUs = -1;
3609    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3610    mTargetTimeUs = -1;
3611    mFilledBuffers.clear();
3612    mPaused = false;
3613
3614    status_t err;
3615    if (mIsEncoder) {
3616        // Calling init() before starting its source so that we can configure,
3617        // if supported, the source to use exactly the same number of input
3618        // buffers as requested by the encoder.
3619        if ((err = init()) != OK) {
3620            return err;
3621        }
3622
3623        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3624        err = mSource->start(params.get());
3625        if (err != OK) {
3626            stopOmxComponent_l();
3627        }
3628        return err;
3629    }
3630
3631    // Decoder case
3632    if ((err = mSource->start(params.get())) != OK) {
3633        return err;
3634    }
3635    return init();
3636}
3637
3638status_t OMXCodec::stop() {
3639    CODEC_LOGV("stop mState=%d", mState);
3640    Mutex::Autolock autoLock(mLock);
3641    status_t err = stopOmxComponent_l();
3642    mSource->stop();
3643
3644    CODEC_LOGV("stopped in state %d", mState);
3645    return err;
3646}
3647
3648status_t OMXCodec::stopOmxComponent_l() {
3649    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3650
3651    while (isIntermediateState(mState)) {
3652        mAsyncCompletion.wait(mLock);
3653    }
3654
3655    bool isError = false;
3656    switch (mState) {
3657        case LOADED:
3658            break;
3659
3660        case ERROR:
3661        {
3662            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3663                // Codec is in a wedged state (technical term)
3664                // We've seen an output port settings change from the codec,
3665                // We've disabled the output port, then freed the output
3666                // buffers, initiated re-enabling the output port but
3667                // failed to reallocate the output buffers.
3668                // There doesn't seem to be a way to orderly transition
3669                // from executing->idle and idle->loaded now that the
3670                // output port hasn't been reenabled yet...
3671                // Simply free as many resources as we can and pretend
3672                // that we're in LOADED state so that the destructor
3673                // will free the component instance without asserting.
3674                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3675                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3676                setState(LOADED);
3677                break;
3678            } else {
3679                OMX_STATETYPE state = OMX_StateInvalid;
3680                status_t err = mOMX->getState(mNode, &state);
3681                CHECK_EQ(err, (status_t)OK);
3682
3683                if (state != OMX_StateExecuting) {
3684                    break;
3685                }
3686                // else fall through to the idling code
3687            }
3688
3689            isError = true;
3690        }
3691
3692        case EXECUTING:
3693        {
3694            setState(EXECUTING_TO_IDLE);
3695
3696            if (mQuirks & kRequiresFlushBeforeShutdown) {
3697                CODEC_LOGV("This component requires a flush before transitioning "
3698                     "from EXECUTING to IDLE...");
3699
3700                bool emulateInputFlushCompletion =
3701                    !flushPortAsync(kPortIndexInput);
3702
3703                bool emulateOutputFlushCompletion =
3704                    !flushPortAsync(kPortIndexOutput);
3705
3706                if (emulateInputFlushCompletion) {
3707                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3708                }
3709
3710                if (emulateOutputFlushCompletion) {
3711                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3712                }
3713            } else {
3714                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3715                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3716
3717                status_t err =
3718                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3719                CHECK_EQ(err, (status_t)OK);
3720            }
3721
3722            while (mState != LOADED && mState != ERROR) {
3723                mAsyncCompletion.wait(mLock);
3724            }
3725
3726            if (isError) {
3727                // We were in the ERROR state coming in, so restore that now
3728                // that we've idled the OMX component.
3729                setState(ERROR);
3730            }
3731
3732            break;
3733        }
3734
3735        default:
3736        {
3737            CHECK(!"should not be here.");
3738            break;
3739        }
3740    }
3741
3742    if (mLeftOverBuffer) {
3743        mLeftOverBuffer->release();
3744        mLeftOverBuffer = NULL;
3745    }
3746
3747    return OK;
3748}
3749
3750sp<MetaData> OMXCodec::getFormat() {
3751    Mutex::Autolock autoLock(mLock);
3752
3753    return mOutputFormat;
3754}
3755
3756status_t OMXCodec::read(
3757        MediaBuffer **buffer, const ReadOptions *options) {
3758    status_t err = OK;
3759    *buffer = NULL;
3760
3761    Mutex::Autolock autoLock(mLock);
3762
3763    if (mState != EXECUTING && mState != RECONFIGURING) {
3764        return UNKNOWN_ERROR;
3765    }
3766
3767    bool seeking = false;
3768    int64_t seekTimeUs;
3769    ReadOptions::SeekMode seekMode;
3770    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3771        seeking = true;
3772    }
3773
3774    if (mInitialBufferSubmit) {
3775        mInitialBufferSubmit = false;
3776
3777        if (seeking) {
3778            CHECK(seekTimeUs >= 0);
3779            mSeekTimeUs = seekTimeUs;
3780            mSeekMode = seekMode;
3781
3782            // There's no reason to trigger the code below, there's
3783            // nothing to flush yet.
3784            seeking = false;
3785            mPaused = false;
3786        }
3787
3788        drainInputBuffers();
3789
3790        if (mState == EXECUTING) {
3791            // Otherwise mState == RECONFIGURING and this code will trigger
3792            // after the output port is reenabled.
3793            fillOutputBuffers();
3794        }
3795    }
3796
3797    if (seeking) {
3798        while (mState == RECONFIGURING) {
3799            if ((err = waitForBufferFilled_l()) != OK) {
3800                return err;
3801            }
3802        }
3803
3804        if (mState != EXECUTING) {
3805            return UNKNOWN_ERROR;
3806        }
3807
3808        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3809
3810        mSignalledEOS = false;
3811
3812        CHECK(seekTimeUs >= 0);
3813        mSeekTimeUs = seekTimeUs;
3814        mSeekMode = seekMode;
3815
3816        mFilledBuffers.clear();
3817
3818        CHECK_EQ((int)mState, (int)EXECUTING);
3819
3820        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3821        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3822
3823        if (emulateInputFlushCompletion) {
3824            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3825        }
3826
3827        if (emulateOutputFlushCompletion) {
3828            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3829        }
3830
3831        while (mSeekTimeUs >= 0) {
3832            if ((err = waitForBufferFilled_l()) != OK) {
3833                return err;
3834            }
3835        }
3836    }
3837
3838    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3839        if ((err = waitForBufferFilled_l()) != OK) {
3840            return err;
3841        }
3842    }
3843
3844    if (mState == ERROR) {
3845        return UNKNOWN_ERROR;
3846    }
3847
3848    if (mFilledBuffers.empty()) {
3849        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3850    }
3851
3852    if (mOutputPortSettingsHaveChanged) {
3853        mOutputPortSettingsHaveChanged = false;
3854
3855        return INFO_FORMAT_CHANGED;
3856    }
3857
3858    size_t index = *mFilledBuffers.begin();
3859    mFilledBuffers.erase(mFilledBuffers.begin());
3860
3861    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3862    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3863    info->mStatus = OWNED_BY_CLIENT;
3864
3865    info->mMediaBuffer->add_ref();
3866    if (mSkipCutBuffer != NULL) {
3867        mSkipCutBuffer->submit(info->mMediaBuffer);
3868    }
3869    *buffer = info->mMediaBuffer;
3870
3871    return OK;
3872}
3873
3874void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3875    Mutex::Autolock autoLock(mLock);
3876
3877    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3878    for (size_t i = 0; i < buffers->size(); ++i) {
3879        BufferInfo *info = &buffers->editItemAt(i);
3880
3881        if (info->mMediaBuffer == buffer) {
3882            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3883            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3884
3885            info->mStatus = OWNED_BY_US;
3886
3887            if (buffer->graphicBuffer() == 0) {
3888                fillOutputBuffer(info);
3889            } else {
3890                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3891                int32_t rendered = 0;
3892                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3893                    rendered = 0;
3894                }
3895                if (!rendered) {
3896                    status_t err = cancelBufferToNativeWindow(info);
3897                    if (err < 0) {
3898                        return;
3899                    }
3900                }
3901
3902                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3903
3904                // Dequeue the next buffer from the native window.
3905                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3906                if (nextBufInfo == 0) {
3907                    return;
3908                }
3909
3910                // Give the buffer to the OMX node to fill.
3911                fillOutputBuffer(nextBufInfo);
3912            }
3913            return;
3914        }
3915    }
3916
3917    CHECK(!"should not be here.");
3918}
3919
3920static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3921    static const char *kNames[] = {
3922        "OMX_IMAGE_CodingUnused",
3923        "OMX_IMAGE_CodingAutoDetect",
3924        "OMX_IMAGE_CodingJPEG",
3925        "OMX_IMAGE_CodingJPEG2K",
3926        "OMX_IMAGE_CodingEXIF",
3927        "OMX_IMAGE_CodingTIFF",
3928        "OMX_IMAGE_CodingGIF",
3929        "OMX_IMAGE_CodingPNG",
3930        "OMX_IMAGE_CodingLZW",
3931        "OMX_IMAGE_CodingBMP",
3932    };
3933
3934    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3935
3936    if (type < 0 || (size_t)type >= numNames) {
3937        return "UNKNOWN";
3938    } else {
3939        return kNames[type];
3940    }
3941}
3942
3943static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3944    static const char *kNames[] = {
3945        "OMX_COLOR_FormatUnused",
3946        "OMX_COLOR_FormatMonochrome",
3947        "OMX_COLOR_Format8bitRGB332",
3948        "OMX_COLOR_Format12bitRGB444",
3949        "OMX_COLOR_Format16bitARGB4444",
3950        "OMX_COLOR_Format16bitARGB1555",
3951        "OMX_COLOR_Format16bitRGB565",
3952        "OMX_COLOR_Format16bitBGR565",
3953        "OMX_COLOR_Format18bitRGB666",
3954        "OMX_COLOR_Format18bitARGB1665",
3955        "OMX_COLOR_Format19bitARGB1666",
3956        "OMX_COLOR_Format24bitRGB888",
3957        "OMX_COLOR_Format24bitBGR888",
3958        "OMX_COLOR_Format24bitARGB1887",
3959        "OMX_COLOR_Format25bitARGB1888",
3960        "OMX_COLOR_Format32bitBGRA8888",
3961        "OMX_COLOR_Format32bitARGB8888",
3962        "OMX_COLOR_FormatYUV411Planar",
3963        "OMX_COLOR_FormatYUV411PackedPlanar",
3964        "OMX_COLOR_FormatYUV420Planar",
3965        "OMX_COLOR_FormatYUV420PackedPlanar",
3966        "OMX_COLOR_FormatYUV420SemiPlanar",
3967        "OMX_COLOR_FormatYUV422Planar",
3968        "OMX_COLOR_FormatYUV422PackedPlanar",
3969        "OMX_COLOR_FormatYUV422SemiPlanar",
3970        "OMX_COLOR_FormatYCbYCr",
3971        "OMX_COLOR_FormatYCrYCb",
3972        "OMX_COLOR_FormatCbYCrY",
3973        "OMX_COLOR_FormatCrYCbY",
3974        "OMX_COLOR_FormatYUV444Interleaved",
3975        "OMX_COLOR_FormatRawBayer8bit",
3976        "OMX_COLOR_FormatRawBayer10bit",
3977        "OMX_COLOR_FormatRawBayer8bitcompressed",
3978        "OMX_COLOR_FormatL2",
3979        "OMX_COLOR_FormatL4",
3980        "OMX_COLOR_FormatL8",
3981        "OMX_COLOR_FormatL16",
3982        "OMX_COLOR_FormatL24",
3983        "OMX_COLOR_FormatL32",
3984        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3985        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3986        "OMX_COLOR_Format18BitBGR666",
3987        "OMX_COLOR_Format24BitARGB6666",
3988        "OMX_COLOR_Format24BitABGR6666",
3989    };
3990
3991    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3992
3993    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3994        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3995    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3996        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3997    } else if (type < 0 || (size_t)type >= numNames) {
3998        return "UNKNOWN";
3999    } else {
4000        return kNames[type];
4001    }
4002}
4003
4004static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4005    static const char *kNames[] = {
4006        "OMX_VIDEO_CodingUnused",
4007        "OMX_VIDEO_CodingAutoDetect",
4008        "OMX_VIDEO_CodingMPEG2",
4009        "OMX_VIDEO_CodingH263",
4010        "OMX_VIDEO_CodingMPEG4",
4011        "OMX_VIDEO_CodingWMV",
4012        "OMX_VIDEO_CodingRV",
4013        "OMX_VIDEO_CodingAVC",
4014        "OMX_VIDEO_CodingMJPEG",
4015    };
4016
4017    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4018
4019    if (type < 0 || (size_t)type >= numNames) {
4020        return "UNKNOWN";
4021    } else {
4022        return kNames[type];
4023    }
4024}
4025
4026static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4027    static const char *kNames[] = {
4028        "OMX_AUDIO_CodingUnused",
4029        "OMX_AUDIO_CodingAutoDetect",
4030        "OMX_AUDIO_CodingPCM",
4031        "OMX_AUDIO_CodingADPCM",
4032        "OMX_AUDIO_CodingAMR",
4033        "OMX_AUDIO_CodingGSMFR",
4034        "OMX_AUDIO_CodingGSMEFR",
4035        "OMX_AUDIO_CodingGSMHR",
4036        "OMX_AUDIO_CodingPDCFR",
4037        "OMX_AUDIO_CodingPDCEFR",
4038        "OMX_AUDIO_CodingPDCHR",
4039        "OMX_AUDIO_CodingTDMAFR",
4040        "OMX_AUDIO_CodingTDMAEFR",
4041        "OMX_AUDIO_CodingQCELP8",
4042        "OMX_AUDIO_CodingQCELP13",
4043        "OMX_AUDIO_CodingEVRC",
4044        "OMX_AUDIO_CodingSMV",
4045        "OMX_AUDIO_CodingG711",
4046        "OMX_AUDIO_CodingG723",
4047        "OMX_AUDIO_CodingG726",
4048        "OMX_AUDIO_CodingG729",
4049        "OMX_AUDIO_CodingAAC",
4050        "OMX_AUDIO_CodingMP3",
4051        "OMX_AUDIO_CodingSBC",
4052        "OMX_AUDIO_CodingVORBIS",
4053        "OMX_AUDIO_CodingWMA",
4054        "OMX_AUDIO_CodingRA",
4055        "OMX_AUDIO_CodingMIDI",
4056    };
4057
4058    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4059
4060    if (type < 0 || (size_t)type >= numNames) {
4061        return "UNKNOWN";
4062    } else {
4063        return kNames[type];
4064    }
4065}
4066
4067static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4068    static const char *kNames[] = {
4069        "OMX_AUDIO_PCMModeLinear",
4070        "OMX_AUDIO_PCMModeALaw",
4071        "OMX_AUDIO_PCMModeMULaw",
4072    };
4073
4074    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4075
4076    if (type < 0 || (size_t)type >= numNames) {
4077        return "UNKNOWN";
4078    } else {
4079        return kNames[type];
4080    }
4081}
4082
4083static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4084    static const char *kNames[] = {
4085        "OMX_AUDIO_AMRBandModeUnused",
4086        "OMX_AUDIO_AMRBandModeNB0",
4087        "OMX_AUDIO_AMRBandModeNB1",
4088        "OMX_AUDIO_AMRBandModeNB2",
4089        "OMX_AUDIO_AMRBandModeNB3",
4090        "OMX_AUDIO_AMRBandModeNB4",
4091        "OMX_AUDIO_AMRBandModeNB5",
4092        "OMX_AUDIO_AMRBandModeNB6",
4093        "OMX_AUDIO_AMRBandModeNB7",
4094        "OMX_AUDIO_AMRBandModeWB0",
4095        "OMX_AUDIO_AMRBandModeWB1",
4096        "OMX_AUDIO_AMRBandModeWB2",
4097        "OMX_AUDIO_AMRBandModeWB3",
4098        "OMX_AUDIO_AMRBandModeWB4",
4099        "OMX_AUDIO_AMRBandModeWB5",
4100        "OMX_AUDIO_AMRBandModeWB6",
4101        "OMX_AUDIO_AMRBandModeWB7",
4102        "OMX_AUDIO_AMRBandModeWB8",
4103    };
4104
4105    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4106
4107    if (type < 0 || (size_t)type >= numNames) {
4108        return "UNKNOWN";
4109    } else {
4110        return kNames[type];
4111    }
4112}
4113
4114static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4115    static const char *kNames[] = {
4116        "OMX_AUDIO_AMRFrameFormatConformance",
4117        "OMX_AUDIO_AMRFrameFormatIF1",
4118        "OMX_AUDIO_AMRFrameFormatIF2",
4119        "OMX_AUDIO_AMRFrameFormatFSF",
4120        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4121        "OMX_AUDIO_AMRFrameFormatITU",
4122    };
4123
4124    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4125
4126    if (type < 0 || (size_t)type >= numNames) {
4127        return "UNKNOWN";
4128    } else {
4129        return kNames[type];
4130    }
4131}
4132
4133void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4134    OMX_PARAM_PORTDEFINITIONTYPE def;
4135    InitOMXParams(&def);
4136    def.nPortIndex = portIndex;
4137
4138    status_t err = mOMX->getParameter(
4139            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4140    CHECK_EQ(err, (status_t)OK);
4141
4142    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4143
4144    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4145          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4146
4147    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4148    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4149    printf("  nBufferSize = %ld\n", def.nBufferSize);
4150
4151    switch (def.eDomain) {
4152        case OMX_PortDomainImage:
4153        {
4154            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4155
4156            printf("\n");
4157            printf("  // Image\n");
4158            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4159            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4160            printf("  nStride = %ld\n", imageDef->nStride);
4161
4162            printf("  eCompressionFormat = %s\n",
4163                   imageCompressionFormatString(imageDef->eCompressionFormat));
4164
4165            printf("  eColorFormat = %s\n",
4166                   colorFormatString(imageDef->eColorFormat));
4167
4168            break;
4169        }
4170
4171        case OMX_PortDomainVideo:
4172        {
4173            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4174
4175            printf("\n");
4176            printf("  // Video\n");
4177            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4178            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4179            printf("  nStride = %ld\n", videoDef->nStride);
4180
4181            printf("  eCompressionFormat = %s\n",
4182                   videoCompressionFormatString(videoDef->eCompressionFormat));
4183
4184            printf("  eColorFormat = %s\n",
4185                   colorFormatString(videoDef->eColorFormat));
4186
4187            break;
4188        }
4189
4190        case OMX_PortDomainAudio:
4191        {
4192            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4193
4194            printf("\n");
4195            printf("  // Audio\n");
4196            printf("  eEncoding = %s\n",
4197                   audioCodingTypeString(audioDef->eEncoding));
4198
4199            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4200                OMX_AUDIO_PARAM_PCMMODETYPE params;
4201                InitOMXParams(&params);
4202                params.nPortIndex = portIndex;
4203
4204                err = mOMX->getParameter(
4205                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4206                CHECK_EQ(err, (status_t)OK);
4207
4208                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4209                printf("  nChannels = %ld\n", params.nChannels);
4210                printf("  bInterleaved = %d\n", params.bInterleaved);
4211                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4212
4213                printf("  eNumData = %s\n",
4214                       params.eNumData == OMX_NumericalDataSigned
4215                        ? "signed" : "unsigned");
4216
4217                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4218            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4219                OMX_AUDIO_PARAM_AMRTYPE amr;
4220                InitOMXParams(&amr);
4221                amr.nPortIndex = portIndex;
4222
4223                err = mOMX->getParameter(
4224                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4225                CHECK_EQ(err, (status_t)OK);
4226
4227                printf("  nChannels = %ld\n", amr.nChannels);
4228                printf("  eAMRBandMode = %s\n",
4229                        amrBandModeString(amr.eAMRBandMode));
4230                printf("  eAMRFrameFormat = %s\n",
4231                        amrFrameFormatString(amr.eAMRFrameFormat));
4232            }
4233
4234            break;
4235        }
4236
4237        default:
4238        {
4239            printf("  // Unknown\n");
4240            break;
4241        }
4242    }
4243
4244    printf("}\n");
4245}
4246
4247status_t OMXCodec::initNativeWindow() {
4248    // Enable use of a GraphicBuffer as the output for this node.  This must
4249    // happen before getting the IndexParamPortDefinition parameter because it
4250    // will affect the pixel format that the node reports.
4251    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4252    if (err != 0) {
4253        return err;
4254    }
4255
4256    return OK;
4257}
4258
4259void OMXCodec::initNativeWindowCrop() {
4260    int32_t left, top, right, bottom;
4261
4262    CHECK(mOutputFormat->findRect(
4263                        kKeyCropRect,
4264                        &left, &top, &right, &bottom));
4265
4266    android_native_rect_t crop;
4267    crop.left = left;
4268    crop.top = top;
4269    crop.right = right + 1;
4270    crop.bottom = bottom + 1;
4271
4272    // We'll ignore any errors here, if the surface is
4273    // already invalid, we'll know soon enough.
4274    native_window_set_crop(mNativeWindow.get(), &crop);
4275}
4276
4277void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4278    mOutputFormat = new MetaData;
4279    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4280    if (mIsEncoder) {
4281        int32_t timeScale;
4282        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4283            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4284        }
4285    }
4286
4287    OMX_PARAM_PORTDEFINITIONTYPE def;
4288    InitOMXParams(&def);
4289    def.nPortIndex = kPortIndexOutput;
4290
4291    status_t err = mOMX->getParameter(
4292            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4293    CHECK_EQ(err, (status_t)OK);
4294
4295    switch (def.eDomain) {
4296        case OMX_PortDomainImage:
4297        {
4298            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4299            CHECK_EQ((int)imageDef->eCompressionFormat,
4300                     (int)OMX_IMAGE_CodingUnused);
4301
4302            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4303            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4304            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4305            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4306            break;
4307        }
4308
4309        case OMX_PortDomainAudio:
4310        {
4311            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4312
4313            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4314                OMX_AUDIO_PARAM_PCMMODETYPE params;
4315                InitOMXParams(&params);
4316                params.nPortIndex = kPortIndexOutput;
4317
4318                err = mOMX->getParameter(
4319                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4320                CHECK_EQ(err, (status_t)OK);
4321
4322                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4323                CHECK_EQ(params.nBitPerSample, 16u);
4324                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4325
4326                int32_t numChannels, sampleRate;
4327                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4328                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4329
4330                if ((OMX_U32)numChannels != params.nChannels) {
4331                    ALOGV("Codec outputs a different number of channels than "
4332                         "the input stream contains (contains %d channels, "
4333                         "codec outputs %ld channels).",
4334                         numChannels, params.nChannels);
4335                }
4336
4337                if (sampleRate != (int32_t)params.nSamplingRate) {
4338                    ALOGV("Codec outputs at different sampling rate than "
4339                         "what the input stream contains (contains data at "
4340                         "%d Hz, codec outputs %lu Hz)",
4341                         sampleRate, params.nSamplingRate);
4342                }
4343
4344                mOutputFormat->setCString(
4345                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4346
4347                // Use the codec-advertised number of channels, as some
4348                // codecs appear to output stereo even if the input data is
4349                // mono. If we know the codec lies about this information,
4350                // use the actual number of channels instead.
4351                mOutputFormat->setInt32(
4352                        kKeyChannelCount,
4353                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4354                            ? numChannels : params.nChannels);
4355
4356                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4357            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4358                OMX_AUDIO_PARAM_AMRTYPE amr;
4359                InitOMXParams(&amr);
4360                amr.nPortIndex = kPortIndexOutput;
4361
4362                err = mOMX->getParameter(
4363                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4364                CHECK_EQ(err, (status_t)OK);
4365
4366                CHECK_EQ(amr.nChannels, 1u);
4367                mOutputFormat->setInt32(kKeyChannelCount, 1);
4368
4369                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4370                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4371                    mOutputFormat->setCString(
4372                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4373                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4374                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4375                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4376                    mOutputFormat->setCString(
4377                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4378                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4379                } else {
4380                    CHECK(!"Unknown AMR band mode.");
4381                }
4382            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4383                mOutputFormat->setCString(
4384                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4385                int32_t numChannels, sampleRate, bitRate;
4386                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4387                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4388                inputFormat->findInt32(kKeyBitRate, &bitRate);
4389                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4390                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4391                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4392            } else {
4393                CHECK(!"Should not be here. Unknown audio encoding.");
4394            }
4395            break;
4396        }
4397
4398        case OMX_PortDomainVideo:
4399        {
4400            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4401
4402            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4403                mOutputFormat->setCString(
4404                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4405            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4406                mOutputFormat->setCString(
4407                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4408            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4409                mOutputFormat->setCString(
4410                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4411            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4412                mOutputFormat->setCString(
4413                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4414            } else {
4415                CHECK(!"Unknown compression format.");
4416            }
4417
4418            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4419            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4420            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4421
4422            if (!mIsEncoder) {
4423                OMX_CONFIG_RECTTYPE rect;
4424                InitOMXParams(&rect);
4425                rect.nPortIndex = kPortIndexOutput;
4426                status_t err =
4427                        mOMX->getConfig(
4428                            mNode, OMX_IndexConfigCommonOutputCrop,
4429                            &rect, sizeof(rect));
4430
4431                CODEC_LOGI(
4432                        "video dimensions are %ld x %ld",
4433                        video_def->nFrameWidth, video_def->nFrameHeight);
4434
4435                if (err == OK) {
4436                    CHECK_GE(rect.nLeft, 0);
4437                    CHECK_GE(rect.nTop, 0);
4438                    CHECK_GE(rect.nWidth, 0u);
4439                    CHECK_GE(rect.nHeight, 0u);
4440                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4441                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4442
4443                    mOutputFormat->setRect(
4444                            kKeyCropRect,
4445                            rect.nLeft,
4446                            rect.nTop,
4447                            rect.nLeft + rect.nWidth - 1,
4448                            rect.nTop + rect.nHeight - 1);
4449
4450                    CODEC_LOGI(
4451                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4452                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4453                } else {
4454                    mOutputFormat->setRect(
4455                            kKeyCropRect,
4456                            0, 0,
4457                            video_def->nFrameWidth - 1,
4458                            video_def->nFrameHeight - 1);
4459                }
4460
4461                if (mNativeWindow != NULL) {
4462                     initNativeWindowCrop();
4463                }
4464            }
4465            break;
4466        }
4467
4468        default:
4469        {
4470            CHECK(!"should not be here, neither audio nor video.");
4471            break;
4472        }
4473    }
4474
4475    // If the input format contains rotation information, flag the output
4476    // format accordingly.
4477
4478    int32_t rotationDegrees;
4479    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4480        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4481    }
4482}
4483
4484status_t OMXCodec::pause() {
4485    Mutex::Autolock autoLock(mLock);
4486
4487    mPaused = true;
4488
4489    return OK;
4490}
4491
4492////////////////////////////////////////////////////////////////////////////////
4493
4494status_t QueryCodecs(
4495        const sp<IOMX> &omx,
4496        const char *mime, bool queryDecoders, bool hwCodecOnly,
4497        Vector<CodecCapabilities> *results) {
4498    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4499    results->clear();
4500
4501    OMXCodec::findMatchingCodecs(mime,
4502            !queryDecoders /*createEncoder*/,
4503            NULL /*matchComponentName*/,
4504            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4505            &matchingCodecs);
4506
4507    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4508        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4509
4510        results->push();
4511        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4512
4513        status_t err =
4514            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4515
4516        if (err != OK) {
4517            results->removeAt(results->size() - 1);
4518        }
4519    }
4520
4521    return OK;
4522}
4523
4524status_t QueryCodec(
4525        const sp<IOMX> &omx,
4526        const char *componentName, const char *mime,
4527        bool isEncoder,
4528        CodecCapabilities *caps) {
4529    if (strncmp(componentName, "OMX.", 4)) {
4530        // Not an OpenMax component but a software codec.
4531
4532        caps->mComponentName = componentName;
4533        return OK;
4534    }
4535
4536    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4537    IOMX::node_id node;
4538    status_t err = omx->allocateNode(componentName, observer, &node);
4539
4540    if (err != OK) {
4541        return err;
4542    }
4543
4544    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4545
4546    caps->mComponentName = componentName;
4547
4548    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4549    InitOMXParams(&param);
4550
4551    param.nPortIndex = !isEncoder ? 0 : 1;
4552
4553    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4554        err = omx->getParameter(
4555                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4556                &param, sizeof(param));
4557
4558        if (err != OK) {
4559            break;
4560        }
4561
4562        CodecProfileLevel profileLevel;
4563        profileLevel.mProfile = param.eProfile;
4564        profileLevel.mLevel = param.eLevel;
4565
4566        caps->mProfileLevels.push(profileLevel);
4567    }
4568
4569    // Color format query
4570    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4571    InitOMXParams(&portFormat);
4572    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4573    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4574        err = omx->getParameter(
4575                node, OMX_IndexParamVideoPortFormat,
4576                &portFormat, sizeof(portFormat));
4577        if (err != OK) {
4578            break;
4579        }
4580        caps->mColorFormats.push(portFormat.eColorFormat);
4581    }
4582
4583    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4584
4585    return OK;
4586}
4587
4588status_t QueryCodecs(
4589        const sp<IOMX> &omx,
4590        const char *mimeType, bool queryDecoders,
4591        Vector<CodecCapabilities> *results) {
4592    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4593}
4594
4595// These are supposed be equivalent to the logic in
4596// "audio_channel_out_mask_from_count".
4597status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4598    switch (numChannels) {
4599        case 1:
4600            map[0] = OMX_AUDIO_ChannelCF;
4601            break;
4602        case 2:
4603            map[0] = OMX_AUDIO_ChannelLF;
4604            map[1] = OMX_AUDIO_ChannelRF;
4605            break;
4606        case 3:
4607            map[0] = OMX_AUDIO_ChannelLF;
4608            map[1] = OMX_AUDIO_ChannelRF;
4609            map[2] = OMX_AUDIO_ChannelCF;
4610            break;
4611        case 4:
4612            map[0] = OMX_AUDIO_ChannelLF;
4613            map[1] = OMX_AUDIO_ChannelRF;
4614            map[2] = OMX_AUDIO_ChannelLR;
4615            map[3] = OMX_AUDIO_ChannelRR;
4616            break;
4617        case 5:
4618            map[0] = OMX_AUDIO_ChannelLF;
4619            map[1] = OMX_AUDIO_ChannelRF;
4620            map[2] = OMX_AUDIO_ChannelCF;
4621            map[3] = OMX_AUDIO_ChannelLR;
4622            map[4] = OMX_AUDIO_ChannelRR;
4623            break;
4624        case 6:
4625            map[0] = OMX_AUDIO_ChannelLF;
4626            map[1] = OMX_AUDIO_ChannelRF;
4627            map[2] = OMX_AUDIO_ChannelCF;
4628            map[3] = OMX_AUDIO_ChannelLFE;
4629            map[4] = OMX_AUDIO_ChannelLR;
4630            map[5] = OMX_AUDIO_ChannelRR;
4631            break;
4632        case 7:
4633            map[0] = OMX_AUDIO_ChannelLF;
4634            map[1] = OMX_AUDIO_ChannelRF;
4635            map[2] = OMX_AUDIO_ChannelCF;
4636            map[3] = OMX_AUDIO_ChannelLFE;
4637            map[4] = OMX_AUDIO_ChannelLR;
4638            map[5] = OMX_AUDIO_ChannelRR;
4639            map[6] = OMX_AUDIO_ChannelCS;
4640            break;
4641        case 8:
4642            map[0] = OMX_AUDIO_ChannelLF;
4643            map[1] = OMX_AUDIO_ChannelRF;
4644            map[2] = OMX_AUDIO_ChannelCF;
4645            map[3] = OMX_AUDIO_ChannelLFE;
4646            map[4] = OMX_AUDIO_ChannelLR;
4647            map[5] = OMX_AUDIO_ChannelRR;
4648            map[6] = OMX_AUDIO_ChannelLS;
4649            map[7] = OMX_AUDIO_ChannelRS;
4650            break;
4651        default:
4652            return -EINVAL;
4653    }
4654
4655    return OK;
4656}
4657
4658}  // namespace android
4659