OMXCodec.cpp revision ba933df89521d63f75ca66af12ce9d7ae9496b9e 
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            status_t err = setVideoOutputFormat(
550                    mMIME, meta);
551
552            if (err != OK) {
553                return err;
554            }
555        }
556    }
557
558    int32_t maxInputSize;
559    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
560        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
561    }
562
563    initOutputFormat(meta);
564
565    if ((mFlags & kClientNeedsFramebuffer)
566            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
567        // This appears to no longer be needed???
568
569        OMX_INDEXTYPE index;
570
571        status_t err =
572            mOMX->getExtensionIndex(
573                    mNode,
574                    "OMX.SEC.index.ThumbnailMode",
575                    &index);
576
577        if (err != OK) {
578            return err;
579        }
580
581        OMX_BOOL enable = OMX_TRUE;
582        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
583
584        if (err != OK) {
585            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
586                       "returned error 0x%08x", err);
587
588            return err;
589        }
590
591        mQuirks &= ~kOutputBuffersAreUnreadable;
592    }
593
594    if (mNativeWindow != NULL
595        && !mIsEncoder
596        && !strncasecmp(mMIME, "video/", 6)
597        && !strncmp(mComponentName, "OMX.", 4)) {
598        status_t err = initNativeWindow();
599        if (err != OK) {
600            return err;
601        }
602    }
603
604    return OK;
605}
606
607void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
608    OMX_PARAM_PORTDEFINITIONTYPE def;
609    InitOMXParams(&def);
610    def.nPortIndex = portIndex;
611
612    status_t err = mOMX->getParameter(
613            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
614    CHECK_EQ(err, (status_t)OK);
615
616    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
617        || (def.nBufferSize < size)) {
618        def.nBufferSize = size;
619    }
620
621    err = mOMX->setParameter(
622            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
623    CHECK_EQ(err, (status_t)OK);
624
625    err = mOMX->getParameter(
626            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
627    CHECK_EQ(err, (status_t)OK);
628
629    // Make sure the setting actually stuck.
630    if (portIndex == kPortIndexInput
631            && (mQuirks & kInputBufferSizesAreBogus)) {
632        CHECK_EQ(def.nBufferSize, size);
633    } else {
634        CHECK(def.nBufferSize >= size);
635    }
636}
637
638status_t OMXCodec::setVideoPortFormatType(
639        OMX_U32 portIndex,
640        OMX_VIDEO_CODINGTYPE compressionFormat,
641        OMX_COLOR_FORMATTYPE colorFormat) {
642    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
643    InitOMXParams(&format);
644    format.nPortIndex = portIndex;
645    format.nIndex = 0;
646    bool found = false;
647
648    OMX_U32 index = 0;
649    for (;;) {
650        format.nIndex = index;
651        status_t err = mOMX->getParameter(
652                mNode, OMX_IndexParamVideoPortFormat,
653                &format, sizeof(format));
654
655        if (err != OK) {
656            return err;
657        }
658
659        // The following assertion is violated by TI's video decoder.
660        // CHECK_EQ(format.nIndex, index);
661
662#if 1
663        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
664             portIndex,
665             index, format.eCompressionFormat, format.eColorFormat);
666#endif
667
668        if (format.eCompressionFormat == compressionFormat
669                && format.eColorFormat == colorFormat) {
670            found = true;
671            break;
672        }
673
674        ++index;
675        if (index >= kMaxColorFormatSupported) {
676            CODEC_LOGE("color format %d or compression format %d is not supported",
677                colorFormat, compressionFormat);
678            return UNKNOWN_ERROR;
679        }
680    }
681
682    if (!found) {
683        return UNKNOWN_ERROR;
684    }
685
686    CODEC_LOGV("found a match.");
687    status_t err = mOMX->setParameter(
688            mNode, OMX_IndexParamVideoPortFormat,
689            &format, sizeof(format));
690
691    return err;
692}
693
694static size_t getFrameSize(
695        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
696    switch (colorFormat) {
697        case OMX_COLOR_FormatYCbYCr:
698        case OMX_COLOR_FormatCbYCrY:
699            return width * height * 2;
700
701        case OMX_COLOR_FormatYUV420Planar:
702        case OMX_COLOR_FormatYUV420SemiPlanar:
703        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
704        /*
705        * FIXME: For the Opaque color format, the frame size does not
706        * need to be (w*h*3)/2. It just needs to
707        * be larger than certain minimum buffer size. However,
708        * currently, this opaque foramt has been tested only on
709        * YUV420 formats. If that is changed, then we need to revisit
710        * this part in the future
711        */
712        case OMX_COLOR_FormatAndroidOpaque:
713            return (width * height * 3) / 2;
714
715        default:
716            CHECK(!"Should not be here. Unsupported color format.");
717            break;
718    }
719}
720
721status_t OMXCodec::findTargetColorFormat(
722        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
723    ALOGV("findTargetColorFormat");
724    CHECK(mIsEncoder);
725
726    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
727    int32_t targetColorFormat;
728    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
729        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
730    }
731
732    // Check whether the target color format is supported.
733    return isColorFormatSupported(*colorFormat, kPortIndexInput);
734}
735
736status_t OMXCodec::isColorFormatSupported(
737        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
738    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
739
740    // Enumerate all the color formats supported by
741    // the omx component to see whether the given
742    // color format is supported.
743    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
744    InitOMXParams(&portFormat);
745    portFormat.nPortIndex = portIndex;
746    OMX_U32 index = 0;
747    portFormat.nIndex = index;
748    while (true) {
749        if (OMX_ErrorNone != mOMX->getParameter(
750                mNode, OMX_IndexParamVideoPortFormat,
751                &portFormat, sizeof(portFormat))) {
752            break;
753        }
754        // Make sure that omx component does not overwrite
755        // the incremented index (bug 2897413).
756        CHECK_EQ(index, portFormat.nIndex);
757        if (portFormat.eColorFormat == colorFormat) {
758            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
759            return OK;  // colorFormat is supported!
760        }
761        ++index;
762        portFormat.nIndex = index;
763
764        if (index >= kMaxColorFormatSupported) {
765            CODEC_LOGE("More than %ld color formats are supported???", index);
766            break;
767        }
768    }
769
770    CODEC_LOGE("color format %d is not supported", colorFormat);
771    return UNKNOWN_ERROR;
772}
773
774void OMXCodec::setVideoInputFormat(
775        const char *mime, const sp<MetaData>& meta) {
776
777    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
778    bool success = meta->findInt32(kKeyWidth, &width);
779    success = success && meta->findInt32(kKeyHeight, &height);
780    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
781    success = success && meta->findInt32(kKeyBitRate, &bitRate);
782    success = success && meta->findInt32(kKeyStride, &stride);
783    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
784    CHECK(success);
785    CHECK(stride != 0);
786
787    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
788    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
789        compressionFormat = OMX_VIDEO_CodingAVC;
790    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
791        compressionFormat = OMX_VIDEO_CodingMPEG4;
792    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
793        compressionFormat = OMX_VIDEO_CodingH263;
794    } else {
795        ALOGE("Not a supported video mime type: %s", mime);
796        CHECK(!"Should not be here. Not a supported video mime type.");
797    }
798
799    OMX_COLOR_FORMATTYPE colorFormat;
800    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
801
802    status_t err;
803    OMX_PARAM_PORTDEFINITIONTYPE def;
804    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
805
806    //////////////////////// Input port /////////////////////////
807    CHECK_EQ(setVideoPortFormatType(
808            kPortIndexInput, OMX_VIDEO_CodingUnused,
809            colorFormat), (status_t)OK);
810
811    InitOMXParams(&def);
812    def.nPortIndex = kPortIndexInput;
813
814    err = mOMX->getParameter(
815            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
816    CHECK_EQ(err, (status_t)OK);
817
818    def.nBufferSize = getFrameSize(colorFormat,
819            stride > 0? stride: -stride, sliceHeight);
820
821    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
822
823    video_def->nFrameWidth = width;
824    video_def->nFrameHeight = height;
825    video_def->nStride = stride;
826    video_def->nSliceHeight = sliceHeight;
827    video_def->xFramerate = (frameRate << 16);  // Q16 format
828    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
829    video_def->eColorFormat = colorFormat;
830
831    err = mOMX->setParameter(
832            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
833    CHECK_EQ(err, (status_t)OK);
834
835    //////////////////////// Output port /////////////////////////
836    CHECK_EQ(setVideoPortFormatType(
837            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
838            (status_t)OK);
839    InitOMXParams(&def);
840    def.nPortIndex = kPortIndexOutput;
841
842    err = mOMX->getParameter(
843            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
844
845    CHECK_EQ(err, (status_t)OK);
846    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
847
848    video_def->nFrameWidth = width;
849    video_def->nFrameHeight = height;
850    video_def->xFramerate = 0;      // No need for output port
851    video_def->nBitrate = bitRate;  // Q16 format
852    video_def->eCompressionFormat = compressionFormat;
853    video_def->eColorFormat = OMX_COLOR_FormatUnused;
854    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
855        // Increases the output buffer size
856        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
857    }
858
859    err = mOMX->setParameter(
860            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
861    CHECK_EQ(err, (status_t)OK);
862
863    /////////////////// Codec-specific ////////////////////////
864    switch (compressionFormat) {
865        case OMX_VIDEO_CodingMPEG4:
866        {
867            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
868            break;
869        }
870
871        case OMX_VIDEO_CodingH263:
872            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
873            break;
874
875        case OMX_VIDEO_CodingAVC:
876        {
877            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
878            break;
879        }
880
881        default:
882            CHECK(!"Support for this compressionFormat to be implemented.");
883            break;
884    }
885}
886
887static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
888    if (iFramesInterval < 0) {
889        return 0xFFFFFFFF;
890    } else if (iFramesInterval == 0) {
891        return 0;
892    }
893    OMX_U32 ret = frameRate * iFramesInterval - 1;
894    CHECK(ret > 1);
895    return ret;
896}
897
898status_t OMXCodec::setupErrorCorrectionParameters() {
899    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
900    InitOMXParams(&errorCorrectionType);
901    errorCorrectionType.nPortIndex = kPortIndexOutput;
902
903    status_t err = mOMX->getParameter(
904            mNode, OMX_IndexParamVideoErrorCorrection,
905            &errorCorrectionType, sizeof(errorCorrectionType));
906    if (err != OK) {
907        ALOGW("Error correction param query is not supported");
908        return OK;  // Optional feature. Ignore this failure
909    }
910
911    errorCorrectionType.bEnableHEC = OMX_FALSE;
912    errorCorrectionType.bEnableResync = OMX_TRUE;
913    errorCorrectionType.nResynchMarkerSpacing = 256;
914    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
915    errorCorrectionType.bEnableRVLC = OMX_FALSE;
916
917    err = mOMX->setParameter(
918            mNode, OMX_IndexParamVideoErrorCorrection,
919            &errorCorrectionType, sizeof(errorCorrectionType));
920    if (err != OK) {
921        ALOGW("Error correction param configuration is not supported");
922    }
923
924    // Optional feature. Ignore the failure.
925    return OK;
926}
927
928status_t OMXCodec::setupBitRate(int32_t bitRate) {
929    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
930    InitOMXParams(&bitrateType);
931    bitrateType.nPortIndex = kPortIndexOutput;
932
933    status_t err = mOMX->getParameter(
934            mNode, OMX_IndexParamVideoBitrate,
935            &bitrateType, sizeof(bitrateType));
936    CHECK_EQ(err, (status_t)OK);
937
938    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
939    bitrateType.nTargetBitrate = bitRate;
940
941    err = mOMX->setParameter(
942            mNode, OMX_IndexParamVideoBitrate,
943            &bitrateType, sizeof(bitrateType));
944    CHECK_EQ(err, (status_t)OK);
945    return OK;
946}
947
948status_t OMXCodec::getVideoProfileLevel(
949        const sp<MetaData>& meta,
950        const CodecProfileLevel& defaultProfileLevel,
951        CodecProfileLevel &profileLevel) {
952    CODEC_LOGV("Default profile: %ld, level %ld",
953            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
954
955    // Are the default profile and level overwriten?
956    int32_t profile, level;
957    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
958        profile = defaultProfileLevel.mProfile;
959    }
960    if (!meta->findInt32(kKeyVideoLevel, &level)) {
961        level = defaultProfileLevel.mLevel;
962    }
963    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
964
965    // Are the target profile and level supported by the encoder?
966    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
967    InitOMXParams(&param);
968    param.nPortIndex = kPortIndexOutput;
969    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
970        status_t err = mOMX->getParameter(
971                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
972                &param, sizeof(param));
973
974        if (err != OK) break;
975
976        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
977        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
978        CODEC_LOGV("Supported profile: %d, level %d",
979            supportedProfile, supportedLevel);
980
981        if (profile == supportedProfile &&
982            level <= supportedLevel) {
983            // We can further check whether the level is a valid
984            // value; but we will leave that to the omx encoder component
985            // via OMX_SetParameter call.
986            profileLevel.mProfile = profile;
987            profileLevel.mLevel = level;
988            return OK;
989        }
990    }
991
992    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
993            profile, level);
994    return BAD_VALUE;
995}
996
997status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
998    int32_t iFramesInterval, frameRate, bitRate;
999    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1000    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1001    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1002    CHECK(success);
1003    OMX_VIDEO_PARAM_H263TYPE h263type;
1004    InitOMXParams(&h263type);
1005    h263type.nPortIndex = kPortIndexOutput;
1006
1007    status_t err = mOMX->getParameter(
1008            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1009    CHECK_EQ(err, (status_t)OK);
1010
1011    h263type.nAllowedPictureTypes =
1012        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1013
1014    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1015    if (h263type.nPFrames == 0) {
1016        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1017    }
1018    h263type.nBFrames = 0;
1019
1020    // Check profile and level parameters
1021    CodecProfileLevel defaultProfileLevel, profileLevel;
1022    defaultProfileLevel.mProfile = h263type.eProfile;
1023    defaultProfileLevel.mLevel = h263type.eLevel;
1024    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1025    if (err != OK) return err;
1026    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1027    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1028
1029    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1030    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1031    h263type.nPictureHeaderRepetition = 0;
1032    h263type.nGOBHeaderInterval = 0;
1033
1034    err = mOMX->setParameter(
1035            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1036    CHECK_EQ(err, (status_t)OK);
1037
1038    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1039    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1040
1041    return OK;
1042}
1043
1044status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1045    int32_t iFramesInterval, frameRate, bitRate;
1046    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1047    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1048    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1049    CHECK(success);
1050    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1051    InitOMXParams(&mpeg4type);
1052    mpeg4type.nPortIndex = kPortIndexOutput;
1053
1054    status_t err = mOMX->getParameter(
1055            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1056    CHECK_EQ(err, (status_t)OK);
1057
1058    mpeg4type.nSliceHeaderSpacing = 0;
1059    mpeg4type.bSVH = OMX_FALSE;
1060    mpeg4type.bGov = OMX_FALSE;
1061
1062    mpeg4type.nAllowedPictureTypes =
1063        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1064
1065    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1066    if (mpeg4type.nPFrames == 0) {
1067        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1068    }
1069    mpeg4type.nBFrames = 0;
1070    mpeg4type.nIDCVLCThreshold = 0;
1071    mpeg4type.bACPred = OMX_TRUE;
1072    mpeg4type.nMaxPacketSize = 256;
1073    mpeg4type.nTimeIncRes = 1000;
1074    mpeg4type.nHeaderExtension = 0;
1075    mpeg4type.bReversibleVLC = OMX_FALSE;
1076
1077    // Check profile and level parameters
1078    CodecProfileLevel defaultProfileLevel, profileLevel;
1079    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1080    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1081    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1082    if (err != OK) return err;
1083    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1084    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1085
1086    err = mOMX->setParameter(
1087            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1088    CHECK_EQ(err, (status_t)OK);
1089
1090    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1091    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1092
1093    return OK;
1094}
1095
1096status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1097    int32_t iFramesInterval, frameRate, bitRate;
1098    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1099    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1100    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1101    CHECK(success);
1102
1103    OMX_VIDEO_PARAM_AVCTYPE h264type;
1104    InitOMXParams(&h264type);
1105    h264type.nPortIndex = kPortIndexOutput;
1106
1107    status_t err = mOMX->getParameter(
1108            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1109    CHECK_EQ(err, (status_t)OK);
1110
1111    h264type.nAllowedPictureTypes =
1112        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1113
1114    // Check profile and level parameters
1115    CodecProfileLevel defaultProfileLevel, profileLevel;
1116    defaultProfileLevel.mProfile = h264type.eProfile;
1117    defaultProfileLevel.mLevel = h264type.eLevel;
1118    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1119    if (err != OK) return err;
1120    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1121    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1122
1123    // XXX
1124    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1125        ALOGW("Use baseline profile instead of %d for AVC recording",
1126            h264type.eProfile);
1127        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1128    }
1129
1130    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1131        h264type.nSliceHeaderSpacing = 0;
1132        h264type.bUseHadamard = OMX_TRUE;
1133        h264type.nRefFrames = 1;
1134        h264type.nBFrames = 0;
1135        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1136        if (h264type.nPFrames == 0) {
1137            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1138        }
1139        h264type.nRefIdx10ActiveMinus1 = 0;
1140        h264type.nRefIdx11ActiveMinus1 = 0;
1141        h264type.bEntropyCodingCABAC = OMX_FALSE;
1142        h264type.bWeightedPPrediction = OMX_FALSE;
1143        h264type.bconstIpred = OMX_FALSE;
1144        h264type.bDirect8x8Inference = OMX_FALSE;
1145        h264type.bDirectSpatialTemporal = OMX_FALSE;
1146        h264type.nCabacInitIdc = 0;
1147    }
1148
1149    if (h264type.nBFrames != 0) {
1150        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1151    }
1152
1153    h264type.bEnableUEP = OMX_FALSE;
1154    h264type.bEnableFMO = OMX_FALSE;
1155    h264type.bEnableASO = OMX_FALSE;
1156    h264type.bEnableRS = OMX_FALSE;
1157    h264type.bFrameMBsOnly = OMX_TRUE;
1158    h264type.bMBAFF = OMX_FALSE;
1159    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1160
1161    err = mOMX->setParameter(
1162            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1163    CHECK_EQ(err, (status_t)OK);
1164
1165    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1166
1167    return OK;
1168}
1169
1170status_t OMXCodec::setVideoOutputFormat(
1171        const char *mime, const sp<MetaData>& meta) {
1172
1173    int32_t width, height;
1174    bool success = meta->findInt32(kKeyWidth, &width);
1175    success = success && meta->findInt32(kKeyHeight, &height);
1176    CHECK(success);
1177
1178    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1179
1180    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1181    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1182        compressionFormat = OMX_VIDEO_CodingAVC;
1183    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingMPEG4;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingH263;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingVPX;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG2;
1191    } else {
1192        ALOGE("Not a supported video mime type: %s", mime);
1193        CHECK(!"Should not be here. Not a supported video mime type.");
1194    }
1195
1196    status_t err = setVideoPortFormatType(
1197            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1198
1199    if (err != OK) {
1200        return err;
1201    }
1202
1203#if 1
1204    {
1205        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1206        InitOMXParams(&format);
1207        format.nPortIndex = kPortIndexOutput;
1208        format.nIndex = 0;
1209
1210        status_t err = mOMX->getParameter(
1211                mNode, OMX_IndexParamVideoPortFormat,
1212                &format, sizeof(format));
1213        CHECK_EQ(err, (status_t)OK);
1214        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1215
1216        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1217               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1218               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1219               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1220               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar
1221               || format.eColorFormat == OMX_QCOM_COLOR_FormatYUV420PackedSemiPlanar64x32Tile2m8ka);
1222
1223        int32_t colorFormat;
1224        if (meta->findInt32(kKeyColorFormat, &colorFormat)
1225                && colorFormat != OMX_COLOR_FormatUnused
1226                && colorFormat != format.eColorFormat) {
1227
1228            while (OMX_ErrorNoMore != err) {
1229                format.nIndex++;
1230                err = mOMX->getParameter(
1231                        mNode, OMX_IndexParamVideoPortFormat,
1232                            &format, sizeof(format));
1233                if (format.eColorFormat == colorFormat) {
1234                    break;
1235                }
1236            }
1237            if (format.eColorFormat != colorFormat) {
1238                CODEC_LOGE("Color format %d is not supported", colorFormat);
1239                return ERROR_UNSUPPORTED;
1240            }
1241        }
1242
1243        err = mOMX->setParameter(
1244                mNode, OMX_IndexParamVideoPortFormat,
1245                &format, sizeof(format));
1246
1247        if (err != OK) {
1248            return err;
1249        }
1250    }
1251#endif
1252
1253    OMX_PARAM_PORTDEFINITIONTYPE def;
1254    InitOMXParams(&def);
1255    def.nPortIndex = kPortIndexInput;
1256
1257    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1258
1259    err = mOMX->getParameter(
1260            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1261
1262    CHECK_EQ(err, (status_t)OK);
1263
1264#if 1
1265    // XXX Need a (much) better heuristic to compute input buffer sizes.
1266    const size_t X = 64 * 1024;
1267    if (def.nBufferSize < X) {
1268        def.nBufferSize = X;
1269    }
1270#endif
1271
1272    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1273
1274    video_def->nFrameWidth = width;
1275    video_def->nFrameHeight = height;
1276
1277    video_def->eCompressionFormat = compressionFormat;
1278    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1279
1280    err = mOMX->setParameter(
1281            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1282
1283    if (err != OK) {
1284        return err;
1285    }
1286
1287    ////////////////////////////////////////////////////////////////////////////
1288
1289    InitOMXParams(&def);
1290    def.nPortIndex = kPortIndexOutput;
1291
1292    err = mOMX->getParameter(
1293            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1294    CHECK_EQ(err, (status_t)OK);
1295    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1296
1297#if 0
1298    def.nBufferSize =
1299        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1300#endif
1301
1302    video_def->nFrameWidth = width;
1303    video_def->nFrameHeight = height;
1304
1305    err = mOMX->setParameter(
1306            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1307
1308    return err;
1309}
1310
1311OMXCodec::OMXCodec(
1312        const sp<IOMX> &omx, IOMX::node_id node,
1313        uint32_t quirks, uint32_t flags,
1314        bool isEncoder,
1315        const char *mime,
1316        const char *componentName,
1317        const sp<MediaSource> &source,
1318        const sp<ANativeWindow> &nativeWindow)
1319    : mOMX(omx),
1320      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1321      mNode(node),
1322      mQuirks(quirks),
1323      mFlags(flags),
1324      mIsEncoder(isEncoder),
1325      mIsVideo(!strncasecmp("video/", mime, 6)),
1326      mMIME(strdup(mime)),
1327      mComponentName(strdup(componentName)),
1328      mSource(source),
1329      mCodecSpecificDataIndex(0),
1330      mState(LOADED),
1331      mInitialBufferSubmit(true),
1332      mSignalledEOS(false),
1333      mNoMoreOutputData(false),
1334      mOutputPortSettingsHaveChanged(false),
1335      mSeekTimeUs(-1),
1336      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1337      mTargetTimeUs(-1),
1338      mOutputPortSettingsChangedPending(false),
1339      mSkipCutBuffer(NULL),
1340      mLeftOverBuffer(NULL),
1341      mPaused(false),
1342      mNativeWindow(
1343              (!strncmp(componentName, "OMX.google.", 11)
1344              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1345                        ? NULL : nativeWindow) {
1346    mPortStatus[kPortIndexInput] = ENABLED;
1347    mPortStatus[kPortIndexOutput] = ENABLED;
1348
1349    setComponentRole();
1350}
1351
1352// static
1353void OMXCodec::setComponentRole(
1354        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1355        const char *mime) {
1356    struct MimeToRole {
1357        const char *mime;
1358        const char *decoderRole;
1359        const char *encoderRole;
1360    };
1361
1362    static const MimeToRole kMimeToRole[] = {
1363        { MEDIA_MIMETYPE_AUDIO_MPEG,
1364            "audio_decoder.mp3", "audio_encoder.mp3" },
1365        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1366            "audio_decoder.mp1", "audio_encoder.mp1" },
1367        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1368            "audio_decoder.mp2", "audio_encoder.mp2" },
1369        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1370            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1371        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1372            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1373        { MEDIA_MIMETYPE_AUDIO_AAC,
1374            "audio_decoder.aac", "audio_encoder.aac" },
1375        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1376            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1377        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1378            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1379        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1380            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1381        { MEDIA_MIMETYPE_VIDEO_AVC,
1382            "video_decoder.avc", "video_encoder.avc" },
1383        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1384            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1385        { MEDIA_MIMETYPE_VIDEO_H263,
1386            "video_decoder.h263", "video_encoder.h263" },
1387        { MEDIA_MIMETYPE_VIDEO_VPX,
1388            "video_decoder.vpx", "video_encoder.vpx" },
1389        { MEDIA_MIMETYPE_AUDIO_RAW,
1390            "audio_decoder.raw", "audio_encoder.raw" },
1391        { MEDIA_MIMETYPE_AUDIO_FLAC,
1392            "audio_decoder.flac", "audio_encoder.flac" },
1393        { MEDIA_MIMETYPE_AUDIO_MSGSM,
1394            "audio_decoder.gsm", "audio_encoder.gsm" },
1395    };
1396
1397    static const size_t kNumMimeToRole =
1398        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1399
1400    size_t i;
1401    for (i = 0; i < kNumMimeToRole; ++i) {
1402        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1403            break;
1404        }
1405    }
1406
1407    if (i == kNumMimeToRole) {
1408        return;
1409    }
1410
1411    const char *role =
1412        isEncoder ? kMimeToRole[i].encoderRole
1413                  : kMimeToRole[i].decoderRole;
1414
1415    if (role != NULL) {
1416        OMX_PARAM_COMPONENTROLETYPE roleParams;
1417        InitOMXParams(&roleParams);
1418
1419        strncpy((char *)roleParams.cRole,
1420                role, OMX_MAX_STRINGNAME_SIZE - 1);
1421
1422        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1423
1424        status_t err = omx->setParameter(
1425                node, OMX_IndexParamStandardComponentRole,
1426                &roleParams, sizeof(roleParams));
1427
1428        if (err != OK) {
1429            ALOGW("Failed to set standard component role '%s'.", role);
1430        }
1431    }
1432}
1433
1434void OMXCodec::setComponentRole() {
1435    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1436}
1437
1438OMXCodec::~OMXCodec() {
1439    mSource.clear();
1440
1441    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1442
1443    status_t err = mOMX->freeNode(mNode);
1444    CHECK_EQ(err, (status_t)OK);
1445
1446    mNode = NULL;
1447    setState(DEAD);
1448
1449    clearCodecSpecificData();
1450
1451    free(mComponentName);
1452    mComponentName = NULL;
1453
1454    free(mMIME);
1455    mMIME = NULL;
1456}
1457
1458status_t OMXCodec::init() {
1459    // mLock is held.
1460
1461    CHECK_EQ((int)mState, (int)LOADED);
1462
1463    status_t err;
1464    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1465        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1466        CHECK_EQ(err, (status_t)OK);
1467        setState(LOADED_TO_IDLE);
1468    }
1469
1470    err = allocateBuffers();
1471    if (err != (status_t)OK) {
1472        return err;
1473    }
1474
1475    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1476        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1477        CHECK_EQ(err, (status_t)OK);
1478
1479        setState(LOADED_TO_IDLE);
1480    }
1481
1482    while (mState != EXECUTING && mState != ERROR) {
1483        mAsyncCompletion.wait(mLock);
1484    }
1485
1486    return mState == ERROR ? UNKNOWN_ERROR : OK;
1487}
1488
1489// static
1490bool OMXCodec::isIntermediateState(State state) {
1491    return state == LOADED_TO_IDLE
1492        || state == IDLE_TO_EXECUTING
1493        || state == EXECUTING_TO_IDLE
1494        || state == IDLE_TO_LOADED
1495        || state == RECONFIGURING;
1496}
1497
1498status_t OMXCodec::allocateBuffers() {
1499    status_t err = allocateBuffersOnPort(kPortIndexInput);
1500
1501    if (err != OK) {
1502        return err;
1503    }
1504
1505    return allocateBuffersOnPort(kPortIndexOutput);
1506}
1507
1508status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1509    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1510        return allocateOutputBuffersFromNativeWindow();
1511    }
1512
1513    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1514        ALOGE("protected output buffers must be stent to an ANativeWindow");
1515        return PERMISSION_DENIED;
1516    }
1517
1518    status_t err = OK;
1519    if ((mFlags & kStoreMetaDataInVideoBuffers)
1520            && portIndex == kPortIndexInput) {
1521        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1522        if (err != OK) {
1523            ALOGE("Storing meta data in video buffers is not supported");
1524            return err;
1525        }
1526    }
1527
1528    OMX_PARAM_PORTDEFINITIONTYPE def;
1529    InitOMXParams(&def);
1530    def.nPortIndex = portIndex;
1531
1532    err = mOMX->getParameter(
1533            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1534
1535    if (err != OK) {
1536        return err;
1537    }
1538
1539    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1540            def.nBufferCountActual, def.nBufferSize,
1541            portIndex == kPortIndexInput ? "input" : "output");
1542
1543    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1544    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1545
1546    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1547        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1548        CHECK(mem.get() != NULL);
1549
1550        BufferInfo info;
1551        info.mData = NULL;
1552        info.mSize = def.nBufferSize;
1553
1554        IOMX::buffer_id buffer;
1555        if (portIndex == kPortIndexInput
1556                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1557                    || (mFlags & kUseSecureInputBuffers))) {
1558            if (mOMXLivesLocally) {
1559                mem.clear();
1560
1561                err = mOMX->allocateBuffer(
1562                        mNode, portIndex, def.nBufferSize, &buffer,
1563                        &info.mData);
1564            } else {
1565                err = mOMX->allocateBufferWithBackup(
1566                        mNode, portIndex, mem, &buffer);
1567            }
1568        } else if (portIndex == kPortIndexOutput
1569                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1570            if (mOMXLivesLocally) {
1571                mem.clear();
1572
1573                err = mOMX->allocateBuffer(
1574                        mNode, portIndex, def.nBufferSize, &buffer,
1575                        &info.mData);
1576            } else {
1577                err = mOMX->allocateBufferWithBackup(
1578                        mNode, portIndex, mem, &buffer);
1579            }
1580        } else {
1581            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1582        }
1583
1584        if (err != OK) {
1585            ALOGE("allocate_buffer_with_backup failed");
1586            return err;
1587        }
1588
1589        if (mem != NULL) {
1590            info.mData = mem->pointer();
1591        }
1592
1593        info.mBuffer = buffer;
1594        info.mStatus = OWNED_BY_US;
1595        info.mMem = mem;
1596        info.mMediaBuffer = NULL;
1597
1598        if (portIndex == kPortIndexOutput) {
1599            if (!(mOMXLivesLocally
1600                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1601                        && (mQuirks & kDefersOutputBufferAllocation))) {
1602                // If the node does not fill in the buffer ptr at this time,
1603                // we will defer creating the MediaBuffer until receiving
1604                // the first FILL_BUFFER_DONE notification instead.
1605                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1606                info.mMediaBuffer->setObserver(this);
1607            }
1608        }
1609
1610        mPortBuffers[portIndex].push(info);
1611
1612        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1613             portIndex == kPortIndexInput ? "input" : "output");
1614    }
1615
1616    if (portIndex == kPortIndexOutput) {
1617
1618        sp<MetaData> meta = mSource->getFormat();
1619        int32_t delay = 0;
1620        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1621            delay = 0;
1622        }
1623        int32_t padding = 0;
1624        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1625            padding = 0;
1626        }
1627        int32_t numchannels = 0;
1628        if (delay + padding) {
1629            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1630                size_t frameSize = numchannels * sizeof(int16_t);
1631                if (mSkipCutBuffer != NULL) {
1632                    size_t prevbuffersize = mSkipCutBuffer->size();
1633                    if (prevbuffersize != 0) {
1634                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1635                    }
1636                }
1637                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1638            }
1639        }
1640    }
1641
1642    // dumpPortStatus(portIndex);
1643
1644    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1645        Vector<MediaBuffer *> buffers;
1646        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1647            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1648
1649            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1650            buffers.push(mbuf);
1651        }
1652
1653        status_t err = mSource->setBuffers(buffers);
1654
1655        if (err != OK) {
1656            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1657                buffers.editItemAt(i)->release();
1658            }
1659            buffers.clear();
1660
1661            CODEC_LOGE(
1662                    "Codec requested to use secure input buffers but "
1663                    "upstream source didn't support that.");
1664
1665            return err;
1666        }
1667    }
1668
1669    return OK;
1670}
1671
1672status_t OMXCodec::applyRotation() {
1673    sp<MetaData> meta = mSource->getFormat();
1674
1675    int32_t rotationDegrees;
1676    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1677        rotationDegrees = 0;
1678    }
1679
1680    uint32_t transform;
1681    switch (rotationDegrees) {
1682        case 0: transform = 0; break;
1683        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1684        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1685        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1686        default: transform = 0; break;
1687    }
1688
1689    status_t err = OK;
1690
1691    if (transform) {
1692        err = native_window_set_buffers_transform(
1693                mNativeWindow.get(), transform);
1694        ALOGE("native_window_set_buffers_transform failed: %s (%d)",
1695                strerror(-err), -err);
1696    }
1697
1698    return err;
1699}
1700
1701status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1702    // Get the number of buffers needed.
1703    OMX_PARAM_PORTDEFINITIONTYPE def;
1704    InitOMXParams(&def);
1705    def.nPortIndex = kPortIndexOutput;
1706
1707    status_t err = mOMX->getParameter(
1708            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1709    if (err != OK) {
1710        CODEC_LOGE("getParameter failed: %d", err);
1711        return err;
1712    }
1713
1714    err = native_window_set_buffers_geometry(
1715            mNativeWindow.get(),
1716            def.format.video.nFrameWidth,
1717            def.format.video.nFrameHeight,
1718            def.format.video.eColorFormat);
1719
1720    if (err != 0) {
1721        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1722                strerror(-err), -err);
1723        return err;
1724    }
1725
1726    err = applyRotation();
1727    if (err != OK) {
1728        return err;
1729    }
1730
1731    // Set up the native window.
1732    OMX_U32 usage = 0;
1733    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1734    if (err != 0) {
1735        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1736        // XXX: Currently this error is logged, but not fatal.
1737        usage = 0;
1738    }
1739    if (mFlags & kEnableGrallocUsageProtected) {
1740        usage |= GRALLOC_USAGE_PROTECTED;
1741    }
1742
1743    // Make sure to check whether either Stagefright or the video decoder
1744    // requested protected buffers.
1745    if (usage & GRALLOC_USAGE_PROTECTED) {
1746        // Verify that the ANativeWindow sends images directly to
1747        // SurfaceFlinger.
1748        int queuesToNativeWindow = 0;
1749        err = mNativeWindow->query(
1750                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1751                &queuesToNativeWindow);
1752        if (err != 0) {
1753            ALOGE("error authenticating native window: %d", err);
1754            return err;
1755        }
1756        if (queuesToNativeWindow != 1) {
1757            ALOGE("native window could not be authenticated");
1758            return PERMISSION_DENIED;
1759        }
1760    }
1761
1762    ALOGV("native_window_set_usage usage=0x%lx", usage);
1763    err = native_window_set_usage(
1764            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1765    if (err != 0) {
1766        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1767        return err;
1768    }
1769
1770    int minUndequeuedBufs = 0;
1771    err = mNativeWindow->query(mNativeWindow.get(),
1772            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1773    if (err != 0) {
1774        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1775                strerror(-err), -err);
1776        return err;
1777    }
1778
1779    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1780    // buffer counts refer to - how do they account for the renderer holding on
1781    // to buffers?
1782    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1783        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1784        def.nBufferCountActual = newBufferCount;
1785        err = mOMX->setParameter(
1786                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1787        if (err != OK) {
1788            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1789                    newBufferCount, err);
1790            return err;
1791        }
1792    }
1793
1794    err = native_window_set_buffer_count(
1795            mNativeWindow.get(), def.nBufferCountActual);
1796    if (err != 0) {
1797        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1798                -err);
1799        return err;
1800    }
1801
1802    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1803            "output port", def.nBufferCountActual, def.nBufferSize);
1804
1805    // Dequeue buffers and send them to OMX
1806    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1807        ANativeWindowBuffer* buf;
1808        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1809        if (err != 0) {
1810            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1811            break;
1812        }
1813
1814        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1815        BufferInfo info;
1816        info.mData = NULL;
1817        info.mSize = def.nBufferSize;
1818        info.mStatus = OWNED_BY_US;
1819        info.mMem = NULL;
1820        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1821        info.mMediaBuffer->setObserver(this);
1822        mPortBuffers[kPortIndexOutput].push(info);
1823
1824        IOMX::buffer_id bufferId;
1825        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1826                &bufferId);
1827        if (err != 0) {
1828            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1829                    "failed: %d", err);
1830            break;
1831        }
1832
1833        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1834
1835        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1836                bufferId, graphicBuffer.get());
1837    }
1838
1839    OMX_U32 cancelStart;
1840    OMX_U32 cancelEnd;
1841    if (err != 0) {
1842        // If an error occurred while dequeuing we need to cancel any buffers
1843        // that were dequeued.
1844        cancelStart = 0;
1845        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1846    } else {
1847        // Return the last two buffers to the native window.
1848        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1849        cancelEnd = def.nBufferCountActual;
1850    }
1851
1852    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1853        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1854        cancelBufferToNativeWindow(info);
1855    }
1856
1857    return err;
1858}
1859
1860status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1861    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1862    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1863    int err = mNativeWindow->cancelBuffer(
1864        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1865    if (err != 0) {
1866      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1867
1868      setState(ERROR);
1869      return err;
1870    }
1871    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1872    return OK;
1873}
1874
1875OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1876    // Dequeue the next buffer from the native window.
1877    ANativeWindowBuffer* buf;
1878    int fenceFd = -1;
1879    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1880    if (err != 0) {
1881      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1882
1883      setState(ERROR);
1884      return 0;
1885    }
1886
1887    // Determine which buffer we just dequeued.
1888    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1889    BufferInfo *bufInfo = 0;
1890    for (size_t i = 0; i < buffers->size(); i++) {
1891      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1892          mMediaBuffer->graphicBuffer();
1893      if (graphicBuffer->handle == buf->handle) {
1894        bufInfo = &buffers->editItemAt(i);
1895        break;
1896      }
1897    }
1898
1899    if (bufInfo == 0) {
1900        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1901
1902        setState(ERROR);
1903        return 0;
1904    }
1905
1906    // The native window no longer owns the buffer.
1907    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1908    bufInfo->mStatus = OWNED_BY_US;
1909
1910    return bufInfo;
1911}
1912
1913status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1914    status_t err = NO_ERROR;
1915    ANativeWindowBuffer* anb = NULL;
1916    int numBufs = 0;
1917    int minUndequeuedBufs = 0;
1918
1919    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1920    // no frames get dropped by SurfaceFlinger assuming that these are video
1921    // frames.
1922    err = native_window_api_disconnect(mNativeWindow.get(),
1923            NATIVE_WINDOW_API_MEDIA);
1924    if (err != NO_ERROR) {
1925        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1926                strerror(-err), -err);
1927        return err;
1928    }
1929
1930    err = native_window_api_connect(mNativeWindow.get(),
1931            NATIVE_WINDOW_API_CPU);
1932    if (err != NO_ERROR) {
1933        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1934                strerror(-err), -err);
1935        return err;
1936    }
1937
1938    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1939            HAL_PIXEL_FORMAT_RGBX_8888);
1940    if (err != NO_ERROR) {
1941        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1942                strerror(-err), -err);
1943        goto error;
1944    }
1945
1946    err = native_window_set_usage(mNativeWindow.get(),
1947            GRALLOC_USAGE_SW_WRITE_OFTEN);
1948    if (err != NO_ERROR) {
1949        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1950                strerror(-err), -err);
1951        goto error;
1952    }
1953
1954    err = native_window_set_scaling_mode(mNativeWindow.get(),
1955            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1956    if (err != OK) {
1957        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1958                strerror(-err), -err);
1959        goto error;
1960    }
1961
1962    err = mNativeWindow->query(mNativeWindow.get(),
1963            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1964    if (err != NO_ERROR) {
1965        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1966                "failed: %s (%d)", strerror(-err), -err);
1967        goto error;
1968    }
1969
1970    numBufs = minUndequeuedBufs + 1;
1971    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1972    if (err != NO_ERROR) {
1973        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1974                strerror(-err), -err);
1975        goto error;
1976    }
1977
1978    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1979    // buffer twice.  This should guarantee that the buffer has been displayed
1980    // on the screen and then been replaced, so an previous video frames are
1981    // guaranteed NOT to be currently displayed.
1982    for (int i = 0; i < numBufs + 1; i++) {
1983        int fenceFd = -1;
1984        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1985        if (err != NO_ERROR) {
1986            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1987                    strerror(-err), -err);
1988            goto error;
1989        }
1990
1991        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1992
1993        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1994        uint32_t* img = NULL;
1995        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1996        if (err != NO_ERROR) {
1997            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1998                    strerror(-err), -err);
1999            goto error;
2000        }
2001
2002        *img = 0;
2003
2004        err = buf->unlock();
2005        if (err != NO_ERROR) {
2006            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
2007                    strerror(-err), -err);
2008            goto error;
2009        }
2010
2011        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2012                buf->getNativeBuffer(), -1);
2013        if (err != NO_ERROR) {
2014            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2015                    strerror(-err), -err);
2016            goto error;
2017        }
2018
2019        anb = NULL;
2020    }
2021
2022error:
2023
2024    if (err != NO_ERROR) {
2025        // Clean up after an error.
2026        if (anb != NULL) {
2027            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2028        }
2029
2030        native_window_api_disconnect(mNativeWindow.get(),
2031                NATIVE_WINDOW_API_CPU);
2032        native_window_api_connect(mNativeWindow.get(),
2033                NATIVE_WINDOW_API_MEDIA);
2034
2035        return err;
2036    } else {
2037        // Clean up after success.
2038        err = native_window_api_disconnect(mNativeWindow.get(),
2039                NATIVE_WINDOW_API_CPU);
2040        if (err != NO_ERROR) {
2041            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2042                    strerror(-err), -err);
2043            return err;
2044        }
2045
2046        err = native_window_api_connect(mNativeWindow.get(),
2047                NATIVE_WINDOW_API_MEDIA);
2048        if (err != NO_ERROR) {
2049            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2050                    strerror(-err), -err);
2051            return err;
2052        }
2053
2054        return NO_ERROR;
2055    }
2056}
2057
2058int64_t OMXCodec::getDecodingTimeUs() {
2059    CHECK(mIsEncoder && mIsVideo);
2060
2061    if (mDecodingTimeList.empty()) {
2062        CHECK(mSignalledEOS || mNoMoreOutputData);
2063        // No corresponding input frame available.
2064        // This could happen when EOS is reached.
2065        return 0;
2066    }
2067
2068    List<int64_t>::iterator it = mDecodingTimeList.begin();
2069    int64_t timeUs = *it;
2070    mDecodingTimeList.erase(it);
2071    return timeUs;
2072}
2073
2074void OMXCodec::on_message(const omx_message &msg) {
2075    if (mState == ERROR) {
2076        /*
2077         * only drop EVENT messages, EBD and FBD are still
2078         * processed for bookkeeping purposes
2079         */
2080        if (msg.type == omx_message::EVENT) {
2081            ALOGW("Dropping OMX EVENT message - we're in ERROR state.");
2082            return;
2083        }
2084    }
2085
2086    switch (msg.type) {
2087        case omx_message::EVENT:
2088        {
2089            onEvent(
2090                 msg.u.event_data.event, msg.u.event_data.data1,
2091                 msg.u.event_data.data2);
2092
2093            break;
2094        }
2095
2096        case omx_message::EMPTY_BUFFER_DONE:
2097        {
2098            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2099
2100            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2101
2102            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2103            size_t i = 0;
2104            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2105                ++i;
2106            }
2107
2108            CHECK(i < buffers->size());
2109            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2110                ALOGW("We already own input buffer %p, yet received "
2111                     "an EMPTY_BUFFER_DONE.", buffer);
2112            }
2113
2114            BufferInfo* info = &buffers->editItemAt(i);
2115            info->mStatus = OWNED_BY_US;
2116
2117            // Buffer could not be released until empty buffer done is called.
2118            if (info->mMediaBuffer != NULL) {
2119                info->mMediaBuffer->release();
2120                info->mMediaBuffer = NULL;
2121            }
2122
2123            if (mPortStatus[kPortIndexInput] == DISABLING) {
2124                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2125
2126                status_t err = freeBuffer(kPortIndexInput, i);
2127                CHECK_EQ(err, (status_t)OK);
2128            } else if (mState != ERROR
2129                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2130                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2131
2132                if (mFlags & kUseSecureInputBuffers) {
2133                    drainAnyInputBuffer();
2134                } else {
2135                    drainInputBuffer(&buffers->editItemAt(i));
2136                }
2137            }
2138            break;
2139        }
2140
2141        case omx_message::FILL_BUFFER_DONE:
2142        {
2143            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2144            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2145
2146            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2147                 buffer,
2148                 msg.u.extended_buffer_data.range_length,
2149                 flags,
2150                 msg.u.extended_buffer_data.timestamp,
2151                 msg.u.extended_buffer_data.timestamp / 1E6);
2152
2153            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2154            size_t i = 0;
2155            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2156                ++i;
2157            }
2158
2159            CHECK(i < buffers->size());
2160            BufferInfo *info = &buffers->editItemAt(i);
2161
2162            if (info->mStatus != OWNED_BY_COMPONENT) {
2163                ALOGW("We already own output buffer %p, yet received "
2164                     "a FILL_BUFFER_DONE.", buffer);
2165            }
2166
2167            info->mStatus = OWNED_BY_US;
2168
2169            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2170                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2171
2172                status_t err = freeBuffer(kPortIndexOutput, i);
2173                CHECK_EQ(err, (status_t)OK);
2174
2175#if 0
2176            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2177                       && (flags & OMX_BUFFERFLAG_EOS)) {
2178                CODEC_LOGV("No more output data.");
2179                mNoMoreOutputData = true;
2180                mBufferFilled.signal();
2181#endif
2182            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2183                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2184
2185                if (info->mMediaBuffer == NULL) {
2186                    CHECK(mOMXLivesLocally);
2187                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2188                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2189
2190                    // The qcom video decoders on Nexus don't actually allocate
2191                    // output buffer memory on a call to OMX_AllocateBuffer
2192                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2193                    // structure is only filled in later.
2194
2195                    info->mMediaBuffer = new MediaBuffer(
2196                            msg.u.extended_buffer_data.data_ptr,
2197                            info->mSize);
2198                    info->mMediaBuffer->setObserver(this);
2199                }
2200
2201                MediaBuffer *buffer = info->mMediaBuffer;
2202                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2203
2204                if (!isGraphicBuffer
2205                    && msg.u.extended_buffer_data.range_offset
2206                        + msg.u.extended_buffer_data.range_length
2207                            > buffer->size()) {
2208                    CODEC_LOGE(
2209                            "Codec lied about its buffer size requirements, "
2210                            "sending a buffer larger than the originally "
2211                            "advertised size in FILL_BUFFER_DONE!");
2212                }
2213                buffer->set_range(
2214                        msg.u.extended_buffer_data.range_offset,
2215                        msg.u.extended_buffer_data.range_length);
2216
2217                buffer->meta_data()->clear();
2218
2219                buffer->meta_data()->setInt64(
2220                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2221
2222                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2223                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2224                }
2225                bool isCodecSpecific = false;
2226                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2227                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2228                    isCodecSpecific = true;
2229                }
2230
2231                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2232                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2233                }
2234
2235                buffer->meta_data()->setPointer(
2236                        kKeyPlatformPrivate,
2237                        msg.u.extended_buffer_data.platform_private);
2238
2239                buffer->meta_data()->setPointer(
2240                        kKeyBufferID,
2241                        msg.u.extended_buffer_data.buffer);
2242
2243                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2244                    CODEC_LOGV("No more output data.");
2245                    mNoMoreOutputData = true;
2246                }
2247
2248                if (mIsEncoder && mIsVideo) {
2249                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2250                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2251                }
2252
2253                if (mTargetTimeUs >= 0) {
2254                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2255
2256                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2257                        CODEC_LOGV(
2258                                "skipping output buffer at timestamp %lld us",
2259                                msg.u.extended_buffer_data.timestamp);
2260
2261                        fillOutputBuffer(info);
2262                        break;
2263                    }
2264
2265                    CODEC_LOGV(
2266                            "returning output buffer at target timestamp "
2267                            "%lld us",
2268                            msg.u.extended_buffer_data.timestamp);
2269
2270                    mTargetTimeUs = -1;
2271                }
2272
2273                mFilledBuffers.push_back(i);
2274                mBufferFilled.signal();
2275                if (mIsEncoder) {
2276                    sched_yield();
2277                }
2278            }
2279
2280            break;
2281        }
2282
2283        default:
2284        {
2285            CHECK(!"should not be here.");
2286            break;
2287        }
2288    }
2289}
2290
2291// Has the format changed in any way that the client would have to be aware of?
2292static bool formatHasNotablyChanged(
2293        const sp<MetaData> &from, const sp<MetaData> &to) {
2294    if (from.get() == NULL && to.get() == NULL) {
2295        return false;
2296    }
2297
2298    if ((from.get() == NULL && to.get() != NULL)
2299        || (from.get() != NULL && to.get() == NULL)) {
2300        return true;
2301    }
2302
2303    const char *mime_from, *mime_to;
2304    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2305    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2306
2307    if (strcasecmp(mime_from, mime_to)) {
2308        return true;
2309    }
2310
2311    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2312        int32_t colorFormat_from, colorFormat_to;
2313        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2314        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2315
2316        if (colorFormat_from != colorFormat_to) {
2317            return true;
2318        }
2319
2320        int32_t width_from, width_to;
2321        CHECK(from->findInt32(kKeyWidth, &width_from));
2322        CHECK(to->findInt32(kKeyWidth, &width_to));
2323
2324        if (width_from != width_to) {
2325            return true;
2326        }
2327
2328        int32_t height_from, height_to;
2329        CHECK(from->findInt32(kKeyHeight, &height_from));
2330        CHECK(to->findInt32(kKeyHeight, &height_to));
2331
2332        if (height_from != height_to) {
2333            return true;
2334        }
2335
2336        int32_t left_from, top_from, right_from, bottom_from;
2337        CHECK(from->findRect(
2338                    kKeyCropRect,
2339                    &left_from, &top_from, &right_from, &bottom_from));
2340
2341        int32_t left_to, top_to, right_to, bottom_to;
2342        CHECK(to->findRect(
2343                    kKeyCropRect,
2344                    &left_to, &top_to, &right_to, &bottom_to));
2345
2346        if (left_to != left_from || top_to != top_from
2347                || right_to != right_from || bottom_to != bottom_from) {
2348            return true;
2349        }
2350    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2351        int32_t numChannels_from, numChannels_to;
2352        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2353        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2354
2355        if (numChannels_from != numChannels_to) {
2356            return true;
2357        }
2358
2359        int32_t sampleRate_from, sampleRate_to;
2360        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2361        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2362
2363        if (sampleRate_from != sampleRate_to) {
2364            return true;
2365        }
2366    }
2367
2368    return false;
2369}
2370
2371void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2372    switch (event) {
2373        case OMX_EventCmdComplete:
2374        {
2375            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2376            break;
2377        }
2378
2379        case OMX_EventError:
2380        {
2381            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2382
2383            setState(ERROR);
2384            break;
2385        }
2386
2387        case OMX_EventPortSettingsChanged:
2388        {
2389            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2390                       data1, data2);
2391
2392            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2393                // There is no need to check whether mFilledBuffers is empty or not
2394                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2395                // the output buffers.
2396                if (data1 == kPortIndexOutput) {
2397                    CHECK(mFilledBuffers.empty());
2398                }
2399                onPortSettingsChanged(data1);
2400            } else if (data1 == kPortIndexOutput &&
2401                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2402                         data2 == OMX_IndexConfigCommonScale)) {
2403
2404                sp<MetaData> oldOutputFormat = mOutputFormat;
2405                initOutputFormat(mSource->getFormat());
2406
2407                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2408                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2409                    mOutputPortSettingsHaveChanged = true;
2410
2411                } else if (data2 == OMX_IndexConfigCommonScale) {
2412                    OMX_CONFIG_SCALEFACTORTYPE scale;
2413                    InitOMXParams(&scale);
2414                    scale.nPortIndex = kPortIndexOutput;
2415
2416                    // Change display dimension only when necessary.
2417                    if (OK == mOMX->getConfig(
2418                                        mNode,
2419                                        OMX_IndexConfigCommonScale,
2420                                        &scale, sizeof(scale))) {
2421                        int32_t left, top, right, bottom;
2422                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2423                                                      &left, &top,
2424                                                      &right, &bottom));
2425
2426                        // The scale is in 16.16 format.
2427                        // scale 1.0 = 0x010000. When there is no
2428                        // need to change the display, skip it.
2429                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2430                                scale.xWidth, scale.xHeight);
2431
2432                        if (scale.xWidth != 0x010000) {
2433                            mOutputFormat->setInt32(kKeyDisplayWidth,
2434                                    ((right - left +  1) * scale.xWidth)  >> 16);
2435                            mOutputPortSettingsHaveChanged = true;
2436                        }
2437
2438                        if (scale.xHeight != 0x010000) {
2439                            mOutputFormat->setInt32(kKeyDisplayHeight,
2440                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2441                            mOutputPortSettingsHaveChanged = true;
2442                        }
2443                    }
2444                }
2445            }
2446            break;
2447        }
2448
2449#if 0
2450        case OMX_EventBufferFlag:
2451        {
2452            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2453
2454            if (data1 == kPortIndexOutput) {
2455                mNoMoreOutputData = true;
2456            }
2457            break;
2458        }
2459#endif
2460
2461        default:
2462        {
2463            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2464            break;
2465        }
2466    }
2467}
2468
2469void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2470    switch (cmd) {
2471        case OMX_CommandStateSet:
2472        {
2473            onStateChange((OMX_STATETYPE)data);
2474            break;
2475        }
2476
2477        case OMX_CommandPortDisable:
2478        {
2479            OMX_U32 portIndex = data;
2480            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2481
2482            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2483            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2484            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2485
2486            mPortStatus[portIndex] = DISABLED;
2487
2488            if (mState == RECONFIGURING) {
2489                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2490
2491                sp<MetaData> oldOutputFormat = mOutputFormat;
2492                initOutputFormat(mSource->getFormat());
2493
2494                // Don't notify clients if the output port settings change
2495                // wasn't of importance to them, i.e. it may be that just the
2496                // number of buffers has changed and nothing else.
2497                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2498                if (!mOutputPortSettingsHaveChanged) {
2499                    mOutputPortSettingsHaveChanged = formatChanged;
2500                }
2501
2502                status_t err = enablePortAsync(portIndex);
2503                if (err != OK) {
2504                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2505                    setState(ERROR);
2506                } else {
2507                    err = allocateBuffersOnPort(portIndex);
2508                    if (err != OK) {
2509                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2510                                   "(err = %d)",
2511                                   portIndex == kPortIndexInput
2512                                        ? "input" : "output",
2513                                   err);
2514
2515                        setState(ERROR);
2516                    }
2517                }
2518            }
2519            break;
2520        }
2521
2522        case OMX_CommandPortEnable:
2523        {
2524            OMX_U32 portIndex = data;
2525            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2526
2527            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2528            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2529
2530            mPortStatus[portIndex] = ENABLED;
2531
2532            if (mState == RECONFIGURING) {
2533                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2534
2535                setState(EXECUTING);
2536
2537                fillOutputBuffers();
2538            }
2539            break;
2540        }
2541
2542        case OMX_CommandFlush:
2543        {
2544            OMX_U32 portIndex = data;
2545
2546            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2547
2548            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2549            mPortStatus[portIndex] = ENABLED;
2550
2551            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2552                     mPortBuffers[portIndex].size());
2553
2554            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2555                mSkipCutBuffer->clear();
2556            }
2557
2558            if (mState == RECONFIGURING) {
2559                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2560
2561                disablePortAsync(portIndex);
2562            } else if (mState == EXECUTING_TO_IDLE) {
2563                if (mPortStatus[kPortIndexInput] == ENABLED
2564                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2565                    CODEC_LOGV("Finished flushing both ports, now completing "
2566                         "transition from EXECUTING to IDLE.");
2567
2568                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2569                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2570
2571                    status_t err =
2572                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2573                    CHECK_EQ(err, (status_t)OK);
2574                }
2575            } else {
2576                // We're flushing both ports in preparation for seeking.
2577
2578                if (mPortStatus[kPortIndexInput] == ENABLED
2579                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2580                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2581                         " seek-time.");
2582
2583                    // We implicitly resume pulling on our upstream source.
2584                    mPaused = false;
2585
2586                    drainInputBuffers();
2587                    fillOutputBuffers();
2588                }
2589
2590                if (mOutputPortSettingsChangedPending) {
2591                    CODEC_LOGV(
2592                            "Honoring deferred output port settings change.");
2593
2594                    mOutputPortSettingsChangedPending = false;
2595                    onPortSettingsChanged(kPortIndexOutput);
2596                }
2597            }
2598
2599            break;
2600        }
2601
2602        default:
2603        {
2604            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2605            break;
2606        }
2607    }
2608}
2609
2610void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2611    CODEC_LOGV("onStateChange %d", newState);
2612
2613    switch (newState) {
2614        case OMX_StateIdle:
2615        {
2616            CODEC_LOGV("Now Idle.");
2617            if (mState == LOADED_TO_IDLE) {
2618                status_t err = mOMX->sendCommand(
2619                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2620
2621                CHECK_EQ(err, (status_t)OK);
2622
2623                setState(IDLE_TO_EXECUTING);
2624            } else {
2625                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2626
2627                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2628                    mPortBuffers[kPortIndexInput].size()) {
2629                    ALOGE("Codec did not return all input buffers "
2630                          "(received %d / %d)",
2631                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2632                            mPortBuffers[kPortIndexInput].size());
2633                    TRESPASS();
2634                }
2635
2636                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2637                    mPortBuffers[kPortIndexOutput].size()) {
2638                    ALOGE("Codec did not return all output buffers "
2639                          "(received %d / %d)",
2640                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2641                            mPortBuffers[kPortIndexOutput].size());
2642                    TRESPASS();
2643                }
2644
2645                status_t err = mOMX->sendCommand(
2646                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2647
2648                CHECK_EQ(err, (status_t)OK);
2649
2650                err = freeBuffersOnPort(kPortIndexInput);
2651                CHECK_EQ(err, (status_t)OK);
2652
2653                err = freeBuffersOnPort(kPortIndexOutput);
2654                CHECK_EQ(err, (status_t)OK);
2655
2656                mPortStatus[kPortIndexInput] = ENABLED;
2657                mPortStatus[kPortIndexOutput] = ENABLED;
2658
2659                if ((mFlags & kEnableGrallocUsageProtected) &&
2660                        mNativeWindow != NULL) {
2661                    // We push enough 1x1 blank buffers to ensure that one of
2662                    // them has made it to the display.  This allows the OMX
2663                    // component teardown to zero out any protected buffers
2664                    // without the risk of scanning out one of those buffers.
2665                    pushBlankBuffersToNativeWindow();
2666                }
2667
2668                setState(IDLE_TO_LOADED);
2669            }
2670            break;
2671        }
2672
2673        case OMX_StateExecuting:
2674        {
2675            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2676
2677            CODEC_LOGV("Now Executing.");
2678
2679            mOutputPortSettingsChangedPending = false;
2680
2681            setState(EXECUTING);
2682
2683            // Buffers will be submitted to the component in the first
2684            // call to OMXCodec::read as mInitialBufferSubmit is true at
2685            // this point. This ensures that this on_message call returns,
2686            // releases the lock and ::init can notice the state change and
2687            // itself return.
2688            break;
2689        }
2690
2691        case OMX_StateLoaded:
2692        {
2693            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2694
2695            CODEC_LOGV("Now Loaded.");
2696
2697            setState(LOADED);
2698            break;
2699        }
2700
2701        case OMX_StateInvalid:
2702        {
2703            setState(ERROR);
2704            break;
2705        }
2706
2707        default:
2708        {
2709            CHECK(!"should not be here.");
2710            break;
2711        }
2712    }
2713}
2714
2715// static
2716size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2717    size_t n = 0;
2718    for (size_t i = 0; i < buffers.size(); ++i) {
2719        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2720            ++n;
2721        }
2722    }
2723
2724    return n;
2725}
2726
2727status_t OMXCodec::freeBuffersOnPort(
2728        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2729    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2730
2731    status_t stickyErr = OK;
2732
2733    for (size_t i = buffers->size(); i-- > 0;) {
2734        BufferInfo *info = &buffers->editItemAt(i);
2735
2736        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2737            continue;
2738        }
2739
2740        CHECK(info->mStatus == OWNED_BY_US
2741                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2742
2743        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2744
2745        status_t err = freeBuffer(portIndex, i);
2746
2747        if (err != OK) {
2748            stickyErr = err;
2749        }
2750
2751    }
2752
2753    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2754
2755    return stickyErr;
2756}
2757
2758status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2759    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2760
2761    BufferInfo *info = &buffers->editItemAt(bufIndex);
2762
2763    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2764
2765    if (err == OK && info->mMediaBuffer != NULL) {
2766        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2767        info->mMediaBuffer->setObserver(NULL);
2768
2769        // Make sure nobody but us owns this buffer at this point.
2770        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2771
2772        // Cancel the buffer if it belongs to an ANativeWindow.
2773        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2774        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2775            err = cancelBufferToNativeWindow(info);
2776        }
2777
2778        info->mMediaBuffer->release();
2779        info->mMediaBuffer = NULL;
2780    }
2781
2782    if (err == OK) {
2783        buffers->removeAt(bufIndex);
2784    }
2785
2786    return err;
2787}
2788
2789void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2790    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2791
2792    CHECK_EQ((int)mState, (int)EXECUTING);
2793    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2794    CHECK(!mOutputPortSettingsChangedPending);
2795
2796    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2797        CODEC_LOGV("Deferring output port settings change.");
2798        mOutputPortSettingsChangedPending = true;
2799        return;
2800    }
2801
2802    setState(RECONFIGURING);
2803
2804    if (mQuirks & kNeedsFlushBeforeDisable) {
2805        if (!flushPortAsync(portIndex)) {
2806            onCmdComplete(OMX_CommandFlush, portIndex);
2807        }
2808    } else {
2809        disablePortAsync(portIndex);
2810    }
2811}
2812
2813bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2814    CHECK(mState == EXECUTING || mState == RECONFIGURING
2815            || mState == EXECUTING_TO_IDLE);
2816
2817    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2818         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2819         mPortBuffers[portIndex].size());
2820
2821    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2822    mPortStatus[portIndex] = SHUTTING_DOWN;
2823
2824    if ((mQuirks & kRequiresFlushCompleteEmulation)
2825        && countBuffersWeOwn(mPortBuffers[portIndex])
2826                == mPortBuffers[portIndex].size()) {
2827        // No flush is necessary and this component fails to send a
2828        // flush-complete event in this case.
2829
2830        return false;
2831    }
2832
2833    status_t err =
2834        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2835    CHECK_EQ(err, (status_t)OK);
2836
2837    return true;
2838}
2839
2840void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2841    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2842
2843    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2844    mPortStatus[portIndex] = DISABLING;
2845
2846    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2847    status_t err =
2848        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2849    CHECK_EQ(err, (status_t)OK);
2850
2851    freeBuffersOnPort(portIndex, true);
2852}
2853
2854status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2855    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2856
2857    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2858    mPortStatus[portIndex] = ENABLING;
2859
2860    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2861    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2862}
2863
2864void OMXCodec::fillOutputBuffers() {
2865    CHECK_EQ((int)mState, (int)EXECUTING);
2866
2867    // This is a workaround for some decoders not properly reporting
2868    // end-of-output-stream. If we own all input buffers and also own
2869    // all output buffers and we already signalled end-of-input-stream,
2870    // the end-of-output-stream is implied.
2871    if (mSignalledEOS
2872            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2873                == mPortBuffers[kPortIndexInput].size()
2874            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2875                == mPortBuffers[kPortIndexOutput].size()) {
2876        mNoMoreOutputData = true;
2877        mBufferFilled.signal();
2878
2879        return;
2880    }
2881
2882    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2883    for (size_t i = 0; i < buffers->size(); ++i) {
2884        BufferInfo *info = &buffers->editItemAt(i);
2885        if (info->mStatus == OWNED_BY_US) {
2886            fillOutputBuffer(&buffers->editItemAt(i));
2887        }
2888    }
2889}
2890
2891void OMXCodec::drainInputBuffers() {
2892    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2893
2894    if (mFlags & kUseSecureInputBuffers) {
2895        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2896        for (size_t i = 0; i < buffers->size(); ++i) {
2897            if (!drainAnyInputBuffer()
2898                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2899                break;
2900            }
2901        }
2902    } else {
2903        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2904        for (size_t i = 0; i < buffers->size(); ++i) {
2905            BufferInfo *info = &buffers->editItemAt(i);
2906
2907            if (info->mStatus != OWNED_BY_US) {
2908                continue;
2909            }
2910
2911            if (!drainInputBuffer(info)) {
2912                break;
2913            }
2914
2915            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2916                break;
2917            }
2918        }
2919    }
2920}
2921
2922bool OMXCodec::drainAnyInputBuffer() {
2923    return drainInputBuffer((BufferInfo *)NULL);
2924}
2925
2926OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2927    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2928    for (size_t i = 0; i < infos->size(); ++i) {
2929        BufferInfo *info = &infos->editItemAt(i);
2930
2931        if (info->mData == ptr) {
2932            CODEC_LOGV(
2933                    "input buffer data ptr = %p, buffer_id = %p",
2934                    ptr,
2935                    info->mBuffer);
2936
2937            return info;
2938        }
2939    }
2940
2941    TRESPASS();
2942}
2943
2944OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2945    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2946    for (size_t i = 0; i < infos->size(); ++i) {
2947        BufferInfo *info = &infos->editItemAt(i);
2948
2949        if (info->mStatus == OWNED_BY_US) {
2950            return info;
2951        }
2952    }
2953
2954    TRESPASS();
2955}
2956
2957bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2958    if (info != NULL) {
2959        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2960    }
2961
2962    if (mSignalledEOS) {
2963        return false;
2964    }
2965
2966    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2967        CHECK(!(mFlags & kUseSecureInputBuffers));
2968
2969        const CodecSpecificData *specific =
2970            mCodecSpecificData[mCodecSpecificDataIndex];
2971
2972        size_t size = specific->mSize;
2973
2974        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2975                && !(mQuirks & kWantsNALFragments)) {
2976            static const uint8_t kNALStartCode[4] =
2977                    { 0x00, 0x00, 0x00, 0x01 };
2978
2979            CHECK(info->mSize >= specific->mSize + 4);
2980
2981            size += 4;
2982
2983            memcpy(info->mData, kNALStartCode, 4);
2984            memcpy((uint8_t *)info->mData + 4,
2985                   specific->mData, specific->mSize);
2986        } else {
2987            CHECK(info->mSize >= specific->mSize);
2988            memcpy(info->mData, specific->mData, specific->mSize);
2989        }
2990
2991        mNoMoreOutputData = false;
2992
2993        CODEC_LOGV("calling emptyBuffer with codec specific data");
2994
2995        status_t err = mOMX->emptyBuffer(
2996                mNode, info->mBuffer, 0, size,
2997                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2998                0);
2999        CHECK_EQ(err, (status_t)OK);
3000
3001        info->mStatus = OWNED_BY_COMPONENT;
3002
3003        ++mCodecSpecificDataIndex;
3004        return true;
3005    }
3006
3007    if (mPaused) {
3008        return false;
3009    }
3010
3011    status_t err;
3012
3013    bool signalEOS = false;
3014    int64_t timestampUs = 0;
3015
3016    size_t offset = 0;
3017    int32_t n = 0;
3018
3019
3020    for (;;) {
3021        MediaBuffer *srcBuffer;
3022        if (mSeekTimeUs >= 0) {
3023            if (mLeftOverBuffer) {
3024                mLeftOverBuffer->release();
3025                mLeftOverBuffer = NULL;
3026            }
3027
3028            MediaSource::ReadOptions options;
3029            options.setSeekTo(mSeekTimeUs, mSeekMode);
3030
3031            mSeekTimeUs = -1;
3032            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3033            mBufferFilled.signal();
3034
3035            err = mSource->read(&srcBuffer, &options);
3036
3037            if (err == OK) {
3038                int64_t targetTimeUs;
3039                if (srcBuffer->meta_data()->findInt64(
3040                            kKeyTargetTime, &targetTimeUs)
3041                        && targetTimeUs >= 0) {
3042                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3043                    mTargetTimeUs = targetTimeUs;
3044                } else {
3045                    mTargetTimeUs = -1;
3046                }
3047            }
3048        } else if (mLeftOverBuffer) {
3049            srcBuffer = mLeftOverBuffer;
3050            mLeftOverBuffer = NULL;
3051
3052            err = OK;
3053        } else {
3054            err = mSource->read(&srcBuffer);
3055        }
3056
3057        if (err != OK) {
3058            signalEOS = true;
3059            mFinalStatus = err;
3060            mSignalledEOS = true;
3061            mBufferFilled.signal();
3062            break;
3063        }
3064
3065        if (mFlags & kUseSecureInputBuffers) {
3066            info = findInputBufferByDataPointer(srcBuffer->data());
3067            CHECK(info != NULL);
3068        }
3069
3070        size_t remainingBytes = info->mSize - offset;
3071
3072        if (srcBuffer->range_length() > remainingBytes) {
3073            if (offset == 0) {
3074                CODEC_LOGE(
3075                     "Codec's input buffers are too small to accomodate "
3076                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3077                     info->mSize, srcBuffer->range_length());
3078
3079                srcBuffer->release();
3080                srcBuffer = NULL;
3081
3082                setState(ERROR);
3083                return false;
3084            }
3085
3086            mLeftOverBuffer = srcBuffer;
3087            break;
3088        }
3089
3090        bool releaseBuffer = true;
3091        if (mFlags & kStoreMetaDataInVideoBuffers) {
3092                releaseBuffer = false;
3093                info->mMediaBuffer = srcBuffer;
3094        }
3095
3096        if (mFlags & kUseSecureInputBuffers) {
3097                // Data in "info" is already provided at this time.
3098
3099                releaseBuffer = false;
3100
3101                CHECK(info->mMediaBuffer == NULL);
3102                info->mMediaBuffer = srcBuffer;
3103        } else {
3104            CHECK(srcBuffer->data() != NULL) ;
3105            memcpy((uint8_t *)info->mData + offset,
3106                    (const uint8_t *)srcBuffer->data()
3107                        + srcBuffer->range_offset(),
3108                    srcBuffer->range_length());
3109        }
3110
3111        int64_t lastBufferTimeUs;
3112        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3113        CHECK(lastBufferTimeUs >= 0);
3114        if (mIsEncoder && mIsVideo) {
3115            mDecodingTimeList.push_back(lastBufferTimeUs);
3116        }
3117
3118        if (offset == 0) {
3119            timestampUs = lastBufferTimeUs;
3120        }
3121
3122        offset += srcBuffer->range_length();
3123
3124        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3125            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3126            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3127
3128            int32_t numPageSamples;
3129            if (!srcBuffer->meta_data()->findInt32(
3130                        kKeyValidSamples, &numPageSamples)) {
3131                numPageSamples = -1;
3132            }
3133
3134            memcpy((uint8_t *)info->mData + offset,
3135                   &numPageSamples,
3136                   sizeof(numPageSamples));
3137
3138            offset += sizeof(numPageSamples);
3139        }
3140
3141        if (releaseBuffer) {
3142            srcBuffer->release();
3143            srcBuffer = NULL;
3144        }
3145
3146        ++n;
3147
3148        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3149            break;
3150        }
3151
3152        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3153
3154        if (coalescedDurationUs > 250000ll) {
3155            // Don't coalesce more than 250ms worth of encoded data at once.
3156            break;
3157        }
3158    }
3159
3160    if (n > 1) {
3161        ALOGV("coalesced %d frames into one input buffer", n);
3162    }
3163
3164    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3165
3166    if (signalEOS) {
3167        flags |= OMX_BUFFERFLAG_EOS;
3168    } else {
3169        mNoMoreOutputData = false;
3170    }
3171
3172    if (info == NULL) {
3173        CHECK(mFlags & kUseSecureInputBuffers);
3174        CHECK(signalEOS);
3175
3176        // This is fishy, there's still a MediaBuffer corresponding to this
3177        // info available to the source at this point even though we're going
3178        // to use it to signal EOS to the codec.
3179        info = findEmptyInputBuffer();
3180    }
3181
3182    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3183               "timestamp %lld us (%.2f secs)",
3184               info->mBuffer, offset,
3185               timestampUs, timestampUs / 1E6);
3186
3187    err = mOMX->emptyBuffer(
3188            mNode, info->mBuffer, 0, offset,
3189            flags, timestampUs);
3190
3191    if (err != OK) {
3192        setState(ERROR);
3193        return false;
3194    }
3195
3196    info->mStatus = OWNED_BY_COMPONENT;
3197
3198    return true;
3199}
3200
3201void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3202    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3203
3204    if (mNoMoreOutputData) {
3205        CODEC_LOGV("There is no more output data available, not "
3206             "calling fillOutputBuffer");
3207        return;
3208    }
3209
3210    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3211    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3212
3213    if (err != OK) {
3214        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3215
3216        setState(ERROR);
3217        return;
3218    }
3219
3220    info->mStatus = OWNED_BY_COMPONENT;
3221}
3222
3223bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3224    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3225    for (size_t i = 0; i < buffers->size(); ++i) {
3226        if ((*buffers)[i].mBuffer == buffer) {
3227            return drainInputBuffer(&buffers->editItemAt(i));
3228        }
3229    }
3230
3231    CHECK(!"should not be here.");
3232
3233    return false;
3234}
3235
3236void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3237    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3238    for (size_t i = 0; i < buffers->size(); ++i) {
3239        if ((*buffers)[i].mBuffer == buffer) {
3240            fillOutputBuffer(&buffers->editItemAt(i));
3241            return;
3242        }
3243    }
3244
3245    CHECK(!"should not be here.");
3246}
3247
3248void OMXCodec::setState(State newState) {
3249    mState = newState;
3250    mAsyncCompletion.signal();
3251
3252    // This may cause some spurious wakeups but is necessary to
3253    // unblock the reader if we enter ERROR state.
3254    mBufferFilled.signal();
3255}
3256
3257status_t OMXCodec::waitForBufferFilled_l() {
3258
3259    if (mIsEncoder) {
3260        // For timelapse video recording, the timelapse video recording may
3261        // not send an input frame for a _long_ time. Do not use timeout
3262        // for video encoding.
3263        return mBufferFilled.wait(mLock);
3264    }
3265    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3266    if (err != OK) {
3267        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3268            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3269            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3270    }
3271    return err;
3272}
3273
3274void OMXCodec::setRawAudioFormat(
3275        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3276
3277    // port definition
3278    OMX_PARAM_PORTDEFINITIONTYPE def;
3279    InitOMXParams(&def);
3280    def.nPortIndex = portIndex;
3281    status_t err = mOMX->getParameter(
3282            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3283    CHECK_EQ(err, (status_t)OK);
3284    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3285    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3286            &def, sizeof(def)), (status_t)OK);
3287
3288    // pcm param
3289    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3290    InitOMXParams(&pcmParams);
3291    pcmParams.nPortIndex = portIndex;
3292
3293    err = mOMX->getParameter(
3294            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3295
3296    CHECK_EQ(err, (status_t)OK);
3297
3298    pcmParams.nChannels = numChannels;
3299    pcmParams.eNumData = OMX_NumericalDataSigned;
3300    pcmParams.bInterleaved = OMX_TRUE;
3301    pcmParams.nBitPerSample = 16;
3302    pcmParams.nSamplingRate = sampleRate;
3303    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3304
3305    CHECK_EQ(getOMXChannelMapping(
3306                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3307
3308    err = mOMX->setParameter(
3309            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3310
3311    CHECK_EQ(err, (status_t)OK);
3312}
3313
3314static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3315    if (isAMRWB) {
3316        if (bps <= 6600) {
3317            return OMX_AUDIO_AMRBandModeWB0;
3318        } else if (bps <= 8850) {
3319            return OMX_AUDIO_AMRBandModeWB1;
3320        } else if (bps <= 12650) {
3321            return OMX_AUDIO_AMRBandModeWB2;
3322        } else if (bps <= 14250) {
3323            return OMX_AUDIO_AMRBandModeWB3;
3324        } else if (bps <= 15850) {
3325            return OMX_AUDIO_AMRBandModeWB4;
3326        } else if (bps <= 18250) {
3327            return OMX_AUDIO_AMRBandModeWB5;
3328        } else if (bps <= 19850) {
3329            return OMX_AUDIO_AMRBandModeWB6;
3330        } else if (bps <= 23050) {
3331            return OMX_AUDIO_AMRBandModeWB7;
3332        }
3333
3334        // 23850 bps
3335        return OMX_AUDIO_AMRBandModeWB8;
3336    } else {  // AMRNB
3337        if (bps <= 4750) {
3338            return OMX_AUDIO_AMRBandModeNB0;
3339        } else if (bps <= 5150) {
3340            return OMX_AUDIO_AMRBandModeNB1;
3341        } else if (bps <= 5900) {
3342            return OMX_AUDIO_AMRBandModeNB2;
3343        } else if (bps <= 6700) {
3344            return OMX_AUDIO_AMRBandModeNB3;
3345        } else if (bps <= 7400) {
3346            return OMX_AUDIO_AMRBandModeNB4;
3347        } else if (bps <= 7950) {
3348            return OMX_AUDIO_AMRBandModeNB5;
3349        } else if (bps <= 10200) {
3350            return OMX_AUDIO_AMRBandModeNB6;
3351        }
3352
3353        // 12200 bps
3354        return OMX_AUDIO_AMRBandModeNB7;
3355    }
3356}
3357
3358void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3359    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3360
3361    OMX_AUDIO_PARAM_AMRTYPE def;
3362    InitOMXParams(&def);
3363    def.nPortIndex = portIndex;
3364
3365    status_t err =
3366        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3367
3368    CHECK_EQ(err, (status_t)OK);
3369
3370    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3371
3372    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3373    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3374    CHECK_EQ(err, (status_t)OK);
3375
3376    ////////////////////////
3377
3378    if (mIsEncoder) {
3379        sp<MetaData> format = mSource->getFormat();
3380        int32_t sampleRate;
3381        int32_t numChannels;
3382        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3383        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3384
3385        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3386    }
3387}
3388
3389status_t OMXCodec::setAACFormat(
3390        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3391    if (numChannels > 2) {
3392        ALOGW("Number of channels: (%d) \n", numChannels);
3393    }
3394
3395    if (mIsEncoder) {
3396        if (isADTS) {
3397            return -EINVAL;
3398        }
3399
3400        //////////////// input port ////////////////////
3401        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3402
3403        //////////////// output port ////////////////////
3404        // format
3405        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3406        InitOMXParams(&format);
3407        format.nPortIndex = kPortIndexOutput;
3408        format.nIndex = 0;
3409        status_t err = OMX_ErrorNone;
3410        while (OMX_ErrorNone == err) {
3411            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3412                    &format, sizeof(format)), (status_t)OK);
3413            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3414                break;
3415            }
3416            format.nIndex++;
3417        }
3418        CHECK_EQ((status_t)OK, err);
3419        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3420                &format, sizeof(format)), (status_t)OK);
3421
3422        // port definition
3423        OMX_PARAM_PORTDEFINITIONTYPE def;
3424        InitOMXParams(&def);
3425        def.nPortIndex = kPortIndexOutput;
3426        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3427                &def, sizeof(def)), (status_t)OK);
3428        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3429        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3430        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3431                &def, sizeof(def)), (status_t)OK);
3432
3433        // profile
3434        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3435        InitOMXParams(&profile);
3436        profile.nPortIndex = kPortIndexOutput;
3437        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3438                &profile, sizeof(profile)), (status_t)OK);
3439        profile.nChannels = numChannels;
3440        profile.eChannelMode = (numChannels == 1?
3441                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3442        profile.nSampleRate = sampleRate;
3443        profile.nBitRate = bitRate;
3444        profile.nAudioBandWidth = 0;
3445        profile.nFrameLength = 0;
3446        profile.nAACtools = OMX_AUDIO_AACToolAll;
3447        profile.nAACERtools = OMX_AUDIO_AACERNone;
3448        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3449        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3450        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3451                &profile, sizeof(profile));
3452
3453        if (err != OK) {
3454            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3455                       "(err = %d)",
3456                       err);
3457            return err;
3458        }
3459    } else {
3460        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3461        InitOMXParams(&profile);
3462        profile.nPortIndex = kPortIndexInput;
3463
3464        status_t err = mOMX->getParameter(
3465                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3466        CHECK_EQ(err, (status_t)OK);
3467
3468        profile.nChannels = numChannels;
3469        profile.nSampleRate = sampleRate;
3470
3471        profile.eAACStreamFormat =
3472            isADTS
3473                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3474                : OMX_AUDIO_AACStreamFormatMP4FF;
3475
3476        err = mOMX->setParameter(
3477                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3478
3479        if (err != OK) {
3480            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3481                       "(err = %d)",
3482                       err);
3483            return err;
3484        }
3485    }
3486
3487    return OK;
3488}
3489
3490void OMXCodec::setG711Format(int32_t numChannels) {
3491    CHECK(!mIsEncoder);
3492    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3493}
3494
3495void OMXCodec::setImageOutputFormat(
3496        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3497    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3498
3499#if 0
3500    OMX_INDEXTYPE index;
3501    status_t err = mOMX->get_extension_index(
3502            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3503    CHECK_EQ(err, (status_t)OK);
3504
3505    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3506    CHECK_EQ(err, (status_t)OK);
3507#endif
3508
3509    OMX_PARAM_PORTDEFINITIONTYPE def;
3510    InitOMXParams(&def);
3511    def.nPortIndex = kPortIndexOutput;
3512
3513    status_t err = mOMX->getParameter(
3514            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3515    CHECK_EQ(err, (status_t)OK);
3516
3517    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3518
3519    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3520
3521    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3522    imageDef->eColorFormat = format;
3523    imageDef->nFrameWidth = width;
3524    imageDef->nFrameHeight = height;
3525
3526    switch (format) {
3527        case OMX_COLOR_FormatYUV420PackedPlanar:
3528        case OMX_COLOR_FormatYUV411Planar:
3529        {
3530            def.nBufferSize = (width * height * 3) / 2;
3531            break;
3532        }
3533
3534        case OMX_COLOR_FormatCbYCrY:
3535        {
3536            def.nBufferSize = width * height * 2;
3537            break;
3538        }
3539
3540        case OMX_COLOR_Format32bitARGB8888:
3541        {
3542            def.nBufferSize = width * height * 4;
3543            break;
3544        }
3545
3546        case OMX_COLOR_Format16bitARGB4444:
3547        case OMX_COLOR_Format16bitARGB1555:
3548        case OMX_COLOR_Format16bitRGB565:
3549        case OMX_COLOR_Format16bitBGR565:
3550        {
3551            def.nBufferSize = width * height * 2;
3552            break;
3553        }
3554
3555        default:
3556            CHECK(!"Should not be here. Unknown color format.");
3557            break;
3558    }
3559
3560    def.nBufferCountActual = def.nBufferCountMin;
3561
3562    err = mOMX->setParameter(
3563            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3564    CHECK_EQ(err, (status_t)OK);
3565}
3566
3567void OMXCodec::setJPEGInputFormat(
3568        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3569    OMX_PARAM_PORTDEFINITIONTYPE def;
3570    InitOMXParams(&def);
3571    def.nPortIndex = kPortIndexInput;
3572
3573    status_t err = mOMX->getParameter(
3574            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3575    CHECK_EQ(err, (status_t)OK);
3576
3577    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3578    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3579
3580    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3581    imageDef->nFrameWidth = width;
3582    imageDef->nFrameHeight = height;
3583
3584    def.nBufferSize = compressedSize;
3585    def.nBufferCountActual = def.nBufferCountMin;
3586
3587    err = mOMX->setParameter(
3588            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3589    CHECK_EQ(err, (status_t)OK);
3590}
3591
3592void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3593    CodecSpecificData *specific =
3594        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3595
3596    specific->mSize = size;
3597    memcpy(specific->mData, data, size);
3598
3599    mCodecSpecificData.push(specific);
3600}
3601
3602void OMXCodec::clearCodecSpecificData() {
3603    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3604        free(mCodecSpecificData.editItemAt(i));
3605    }
3606    mCodecSpecificData.clear();
3607    mCodecSpecificDataIndex = 0;
3608}
3609
3610status_t OMXCodec::start(MetaData *meta) {
3611    Mutex::Autolock autoLock(mLock);
3612
3613    if (mState != LOADED) {
3614        CODEC_LOGE("called start in the unexpected state: %d", mState);
3615        return UNKNOWN_ERROR;
3616    }
3617
3618    sp<MetaData> params = new MetaData;
3619    if (mQuirks & kWantsNALFragments) {
3620        params->setInt32(kKeyWantsNALFragments, true);
3621    }
3622    if (meta) {
3623        int64_t startTimeUs = 0;
3624        int64_t timeUs;
3625        if (meta->findInt64(kKeyTime, &timeUs)) {
3626            startTimeUs = timeUs;
3627        }
3628        params->setInt64(kKeyTime, startTimeUs);
3629    }
3630
3631    mCodecSpecificDataIndex = 0;
3632    mInitialBufferSubmit = true;
3633    mSignalledEOS = false;
3634    mNoMoreOutputData = false;
3635    mOutputPortSettingsHaveChanged = false;
3636    mSeekTimeUs = -1;
3637    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3638    mTargetTimeUs = -1;
3639    mFilledBuffers.clear();
3640    mPaused = false;
3641
3642    status_t err;
3643    if (mIsEncoder) {
3644        // Calling init() before starting its source so that we can configure,
3645        // if supported, the source to use exactly the same number of input
3646        // buffers as requested by the encoder.
3647        if ((err = init()) != OK) {
3648            CODEC_LOGE("init failed: %d", err);
3649            return err;
3650        }
3651
3652        params->setInt32(kKeyNumBuffers, mPortBuffers[kPortIndexInput].size());
3653        err = mSource->start(params.get());
3654        if (err != OK) {
3655            CODEC_LOGE("source failed to start: %d", err);
3656            stopOmxComponent_l();
3657        }
3658        return err;
3659    }
3660
3661    // Decoder case
3662    if ((err = mSource->start(params.get())) != OK) {
3663        CODEC_LOGE("source failed to start: %d", err);
3664        return err;
3665    }
3666    return init();
3667}
3668
3669status_t OMXCodec::stop() {
3670    CODEC_LOGV("stop mState=%d", mState);
3671    Mutex::Autolock autoLock(mLock);
3672    status_t err = stopOmxComponent_l();
3673    mSource->stop();
3674
3675    CODEC_LOGV("stopped in state %d", mState);
3676    return err;
3677}
3678
3679status_t OMXCodec::stopOmxComponent_l() {
3680    CODEC_LOGV("stopOmxComponent_l mState=%d", mState);
3681
3682    while (isIntermediateState(mState)) {
3683        mAsyncCompletion.wait(mLock);
3684    }
3685
3686    bool isError = false;
3687    switch (mState) {
3688        case LOADED:
3689            break;
3690
3691        case ERROR:
3692        {
3693            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3694                // Codec is in a wedged state (technical term)
3695                // We've seen an output port settings change from the codec,
3696                // We've disabled the output port, then freed the output
3697                // buffers, initiated re-enabling the output port but
3698                // failed to reallocate the output buffers.
3699                // There doesn't seem to be a way to orderly transition
3700                // from executing->idle and idle->loaded now that the
3701                // output port hasn't been reenabled yet...
3702                // Simply free as many resources as we can and pretend
3703                // that we're in LOADED state so that the destructor
3704                // will free the component instance without asserting.
3705                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3706                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3707                setState(LOADED);
3708                break;
3709            } else {
3710                OMX_STATETYPE state = OMX_StateInvalid;
3711                status_t err = mOMX->getState(mNode, &state);
3712                CHECK_EQ(err, (status_t)OK);
3713
3714                if (state != OMX_StateExecuting) {
3715                    break;
3716                }
3717                // else fall through to the idling code
3718            }
3719
3720            isError = true;
3721        }
3722
3723        case EXECUTING:
3724        {
3725            setState(EXECUTING_TO_IDLE);
3726
3727            if (mQuirks & kRequiresFlushBeforeShutdown) {
3728                CODEC_LOGV("This component requires a flush before transitioning "
3729                     "from EXECUTING to IDLE...");
3730
3731                bool emulateInputFlushCompletion =
3732                    !flushPortAsync(kPortIndexInput);
3733
3734                bool emulateOutputFlushCompletion =
3735                    !flushPortAsync(kPortIndexOutput);
3736
3737                if (emulateInputFlushCompletion) {
3738                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3739                }
3740
3741                if (emulateOutputFlushCompletion) {
3742                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3743                }
3744            } else {
3745                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3746                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3747
3748                status_t err =
3749                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3750                CHECK_EQ(err, (status_t)OK);
3751            }
3752
3753            while (mState != LOADED && mState != ERROR) {
3754                mAsyncCompletion.wait(mLock);
3755            }
3756
3757            if (isError) {
3758                // We were in the ERROR state coming in, so restore that now
3759                // that we've idled the OMX component.
3760                setState(ERROR);
3761            }
3762
3763            break;
3764        }
3765
3766        default:
3767        {
3768            CHECK(!"should not be here.");
3769            break;
3770        }
3771    }
3772
3773    if (mLeftOverBuffer) {
3774        mLeftOverBuffer->release();
3775        mLeftOverBuffer = NULL;
3776    }
3777
3778    return OK;
3779}
3780
3781sp<MetaData> OMXCodec::getFormat() {
3782    Mutex::Autolock autoLock(mLock);
3783
3784    return mOutputFormat;
3785}
3786
3787status_t OMXCodec::read(
3788        MediaBuffer **buffer, const ReadOptions *options) {
3789    status_t err = OK;
3790    *buffer = NULL;
3791
3792    Mutex::Autolock autoLock(mLock);
3793
3794    if (mState != EXECUTING && mState != RECONFIGURING) {
3795        return UNKNOWN_ERROR;
3796    }
3797
3798    bool seeking = false;
3799    int64_t seekTimeUs;
3800    ReadOptions::SeekMode seekMode;
3801    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3802        seeking = true;
3803    }
3804
3805    if (mInitialBufferSubmit) {
3806        mInitialBufferSubmit = false;
3807
3808        if (seeking) {
3809            CHECK(seekTimeUs >= 0);
3810            mSeekTimeUs = seekTimeUs;
3811            mSeekMode = seekMode;
3812
3813            // There's no reason to trigger the code below, there's
3814            // nothing to flush yet.
3815            seeking = false;
3816            mPaused = false;
3817        }
3818
3819        drainInputBuffers();
3820
3821        if (mState == EXECUTING) {
3822            // Otherwise mState == RECONFIGURING and this code will trigger
3823            // after the output port is reenabled.
3824            fillOutputBuffers();
3825        }
3826    }
3827
3828    if (seeking) {
3829        while (mState == RECONFIGURING) {
3830            if ((err = waitForBufferFilled_l()) != OK) {
3831                return err;
3832            }
3833        }
3834
3835        if (mState != EXECUTING) {
3836            return UNKNOWN_ERROR;
3837        }
3838
3839        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3840
3841        mSignalledEOS = false;
3842
3843        CHECK(seekTimeUs >= 0);
3844        mSeekTimeUs = seekTimeUs;
3845        mSeekMode = seekMode;
3846
3847        mFilledBuffers.clear();
3848
3849        CHECK_EQ((int)mState, (int)EXECUTING);
3850
3851        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3852        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3853
3854        if (emulateInputFlushCompletion) {
3855            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3856        }
3857
3858        if (emulateOutputFlushCompletion) {
3859            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3860        }
3861
3862        while (mSeekTimeUs >= 0) {
3863            if ((err = waitForBufferFilled_l()) != OK) {
3864                return err;
3865            }
3866        }
3867    }
3868
3869    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3870        if ((err = waitForBufferFilled_l()) != OK) {
3871            return err;
3872        }
3873    }
3874
3875    if (mState == ERROR) {
3876        return UNKNOWN_ERROR;
3877    }
3878
3879    if (mFilledBuffers.empty()) {
3880        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3881    }
3882
3883    if (mOutputPortSettingsHaveChanged) {
3884        mOutputPortSettingsHaveChanged = false;
3885
3886        return INFO_FORMAT_CHANGED;
3887    }
3888
3889    size_t index = *mFilledBuffers.begin();
3890    mFilledBuffers.erase(mFilledBuffers.begin());
3891
3892    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3893    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3894    info->mStatus = OWNED_BY_CLIENT;
3895
3896    info->mMediaBuffer->add_ref();
3897    if (mSkipCutBuffer != NULL) {
3898        mSkipCutBuffer->submit(info->mMediaBuffer);
3899    }
3900    *buffer = info->mMediaBuffer;
3901
3902    return OK;
3903}
3904
3905void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3906    Mutex::Autolock autoLock(mLock);
3907
3908    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3909    for (size_t i = 0; i < buffers->size(); ++i) {
3910        BufferInfo *info = &buffers->editItemAt(i);
3911
3912        if (info->mMediaBuffer == buffer) {
3913            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3914            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3915
3916            info->mStatus = OWNED_BY_US;
3917
3918            if (buffer->graphicBuffer() == 0) {
3919                fillOutputBuffer(info);
3920            } else {
3921                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3922                int32_t rendered = 0;
3923                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3924                    rendered = 0;
3925                }
3926                if (!rendered) {
3927                    status_t err = cancelBufferToNativeWindow(info);
3928                    if (err < 0) {
3929                        return;
3930                    }
3931                }
3932
3933                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3934
3935                // Dequeue the next buffer from the native window.
3936                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3937                if (nextBufInfo == 0) {
3938                    return;
3939                }
3940
3941                // Give the buffer to the OMX node to fill.
3942                fillOutputBuffer(nextBufInfo);
3943            }
3944            return;
3945        }
3946    }
3947
3948    CHECK(!"should not be here.");
3949}
3950
3951static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3952    static const char *kNames[] = {
3953        "OMX_IMAGE_CodingUnused",
3954        "OMX_IMAGE_CodingAutoDetect",
3955        "OMX_IMAGE_CodingJPEG",
3956        "OMX_IMAGE_CodingJPEG2K",
3957        "OMX_IMAGE_CodingEXIF",
3958        "OMX_IMAGE_CodingTIFF",
3959        "OMX_IMAGE_CodingGIF",
3960        "OMX_IMAGE_CodingPNG",
3961        "OMX_IMAGE_CodingLZW",
3962        "OMX_IMAGE_CodingBMP",
3963    };
3964
3965    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3966
3967    if (type < 0 || (size_t)type >= numNames) {
3968        return "UNKNOWN";
3969    } else {
3970        return kNames[type];
3971    }
3972}
3973
3974static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3975    static const char *kNames[] = {
3976        "OMX_COLOR_FormatUnused",
3977        "OMX_COLOR_FormatMonochrome",
3978        "OMX_COLOR_Format8bitRGB332",
3979        "OMX_COLOR_Format12bitRGB444",
3980        "OMX_COLOR_Format16bitARGB4444",
3981        "OMX_COLOR_Format16bitARGB1555",
3982        "OMX_COLOR_Format16bitRGB565",
3983        "OMX_COLOR_Format16bitBGR565",
3984        "OMX_COLOR_Format18bitRGB666",
3985        "OMX_COLOR_Format18bitARGB1665",
3986        "OMX_COLOR_Format19bitARGB1666",
3987        "OMX_COLOR_Format24bitRGB888",
3988        "OMX_COLOR_Format24bitBGR888",
3989        "OMX_COLOR_Format24bitARGB1887",
3990        "OMX_COLOR_Format25bitARGB1888",
3991        "OMX_COLOR_Format32bitBGRA8888",
3992        "OMX_COLOR_Format32bitARGB8888",
3993        "OMX_COLOR_FormatYUV411Planar",
3994        "OMX_COLOR_FormatYUV411PackedPlanar",
3995        "OMX_COLOR_FormatYUV420Planar",
3996        "OMX_COLOR_FormatYUV420PackedPlanar",
3997        "OMX_COLOR_FormatYUV420SemiPlanar",
3998        "OMX_COLOR_FormatYUV422Planar",
3999        "OMX_COLOR_FormatYUV422PackedPlanar",
4000        "OMX_COLOR_FormatYUV422SemiPlanar",
4001        "OMX_COLOR_FormatYCbYCr",
4002        "OMX_COLOR_FormatYCrYCb",
4003        "OMX_COLOR_FormatCbYCrY",
4004        "OMX_COLOR_FormatCrYCbY",
4005        "OMX_COLOR_FormatYUV444Interleaved",
4006        "OMX_COLOR_FormatRawBayer8bit",
4007        "OMX_COLOR_FormatRawBayer10bit",
4008        "OMX_COLOR_FormatRawBayer8bitcompressed",
4009        "OMX_COLOR_FormatL2",
4010        "OMX_COLOR_FormatL4",
4011        "OMX_COLOR_FormatL8",
4012        "OMX_COLOR_FormatL16",
4013        "OMX_COLOR_FormatL24",
4014        "OMX_COLOR_FormatL32",
4015        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
4016        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
4017        "OMX_COLOR_Format18BitBGR666",
4018        "OMX_COLOR_Format24BitARGB6666",
4019        "OMX_COLOR_Format24BitABGR6666",
4020    };
4021
4022    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4023
4024    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
4025        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
4026    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
4027        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
4028    } else if (type < 0 || (size_t)type >= numNames) {
4029        return "UNKNOWN";
4030    } else {
4031        return kNames[type];
4032    }
4033}
4034
4035static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4036    static const char *kNames[] = {
4037        "OMX_VIDEO_CodingUnused",
4038        "OMX_VIDEO_CodingAutoDetect",
4039        "OMX_VIDEO_CodingMPEG2",
4040        "OMX_VIDEO_CodingH263",
4041        "OMX_VIDEO_CodingMPEG4",
4042        "OMX_VIDEO_CodingWMV",
4043        "OMX_VIDEO_CodingRV",
4044        "OMX_VIDEO_CodingAVC",
4045        "OMX_VIDEO_CodingMJPEG",
4046    };
4047
4048    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4049
4050    if (type < 0 || (size_t)type >= numNames) {
4051        return "UNKNOWN";
4052    } else {
4053        return kNames[type];
4054    }
4055}
4056
4057static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4058    static const char *kNames[] = {
4059        "OMX_AUDIO_CodingUnused",
4060        "OMX_AUDIO_CodingAutoDetect",
4061        "OMX_AUDIO_CodingPCM",
4062        "OMX_AUDIO_CodingADPCM",
4063        "OMX_AUDIO_CodingAMR",
4064        "OMX_AUDIO_CodingGSMFR",
4065        "OMX_AUDIO_CodingGSMEFR",
4066        "OMX_AUDIO_CodingGSMHR",
4067        "OMX_AUDIO_CodingPDCFR",
4068        "OMX_AUDIO_CodingPDCEFR",
4069        "OMX_AUDIO_CodingPDCHR",
4070        "OMX_AUDIO_CodingTDMAFR",
4071        "OMX_AUDIO_CodingTDMAEFR",
4072        "OMX_AUDIO_CodingQCELP8",
4073        "OMX_AUDIO_CodingQCELP13",
4074        "OMX_AUDIO_CodingEVRC",
4075        "OMX_AUDIO_CodingSMV",
4076        "OMX_AUDIO_CodingG711",
4077        "OMX_AUDIO_CodingG723",
4078        "OMX_AUDIO_CodingG726",
4079        "OMX_AUDIO_CodingG729",
4080        "OMX_AUDIO_CodingAAC",
4081        "OMX_AUDIO_CodingMP3",
4082        "OMX_AUDIO_CodingSBC",
4083        "OMX_AUDIO_CodingVORBIS",
4084        "OMX_AUDIO_CodingWMA",
4085        "OMX_AUDIO_CodingRA",
4086        "OMX_AUDIO_CodingMIDI",
4087    };
4088
4089    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4090
4091    if (type < 0 || (size_t)type >= numNames) {
4092        return "UNKNOWN";
4093    } else {
4094        return kNames[type];
4095    }
4096}
4097
4098static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4099    static const char *kNames[] = {
4100        "OMX_AUDIO_PCMModeLinear",
4101        "OMX_AUDIO_PCMModeALaw",
4102        "OMX_AUDIO_PCMModeMULaw",
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 *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4115    static const char *kNames[] = {
4116        "OMX_AUDIO_AMRBandModeUnused",
4117        "OMX_AUDIO_AMRBandModeNB0",
4118        "OMX_AUDIO_AMRBandModeNB1",
4119        "OMX_AUDIO_AMRBandModeNB2",
4120        "OMX_AUDIO_AMRBandModeNB3",
4121        "OMX_AUDIO_AMRBandModeNB4",
4122        "OMX_AUDIO_AMRBandModeNB5",
4123        "OMX_AUDIO_AMRBandModeNB6",
4124        "OMX_AUDIO_AMRBandModeNB7",
4125        "OMX_AUDIO_AMRBandModeWB0",
4126        "OMX_AUDIO_AMRBandModeWB1",
4127        "OMX_AUDIO_AMRBandModeWB2",
4128        "OMX_AUDIO_AMRBandModeWB3",
4129        "OMX_AUDIO_AMRBandModeWB4",
4130        "OMX_AUDIO_AMRBandModeWB5",
4131        "OMX_AUDIO_AMRBandModeWB6",
4132        "OMX_AUDIO_AMRBandModeWB7",
4133        "OMX_AUDIO_AMRBandModeWB8",
4134    };
4135
4136    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4137
4138    if (type < 0 || (size_t)type >= numNames) {
4139        return "UNKNOWN";
4140    } else {
4141        return kNames[type];
4142    }
4143}
4144
4145static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4146    static const char *kNames[] = {
4147        "OMX_AUDIO_AMRFrameFormatConformance",
4148        "OMX_AUDIO_AMRFrameFormatIF1",
4149        "OMX_AUDIO_AMRFrameFormatIF2",
4150        "OMX_AUDIO_AMRFrameFormatFSF",
4151        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4152        "OMX_AUDIO_AMRFrameFormatITU",
4153    };
4154
4155    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4156
4157    if (type < 0 || (size_t)type >= numNames) {
4158        return "UNKNOWN";
4159    } else {
4160        return kNames[type];
4161    }
4162}
4163
4164void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4165    OMX_PARAM_PORTDEFINITIONTYPE def;
4166    InitOMXParams(&def);
4167    def.nPortIndex = portIndex;
4168
4169    status_t err = mOMX->getParameter(
4170            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4171    CHECK_EQ(err, (status_t)OK);
4172
4173    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4174
4175    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4176          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4177
4178    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4179    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4180    printf("  nBufferSize = %ld\n", def.nBufferSize);
4181
4182    switch (def.eDomain) {
4183        case OMX_PortDomainImage:
4184        {
4185            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4186
4187            printf("\n");
4188            printf("  // Image\n");
4189            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4190            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4191            printf("  nStride = %ld\n", imageDef->nStride);
4192
4193            printf("  eCompressionFormat = %s\n",
4194                   imageCompressionFormatString(imageDef->eCompressionFormat));
4195
4196            printf("  eColorFormat = %s\n",
4197                   colorFormatString(imageDef->eColorFormat));
4198
4199            break;
4200        }
4201
4202        case OMX_PortDomainVideo:
4203        {
4204            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4205
4206            printf("\n");
4207            printf("  // Video\n");
4208            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4209            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4210            printf("  nStride = %ld\n", videoDef->nStride);
4211
4212            printf("  eCompressionFormat = %s\n",
4213                   videoCompressionFormatString(videoDef->eCompressionFormat));
4214
4215            printf("  eColorFormat = %s\n",
4216                   colorFormatString(videoDef->eColorFormat));
4217
4218            break;
4219        }
4220
4221        case OMX_PortDomainAudio:
4222        {
4223            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4224
4225            printf("\n");
4226            printf("  // Audio\n");
4227            printf("  eEncoding = %s\n",
4228                   audioCodingTypeString(audioDef->eEncoding));
4229
4230            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4231                OMX_AUDIO_PARAM_PCMMODETYPE params;
4232                InitOMXParams(&params);
4233                params.nPortIndex = portIndex;
4234
4235                err = mOMX->getParameter(
4236                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4237                CHECK_EQ(err, (status_t)OK);
4238
4239                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4240                printf("  nChannels = %ld\n", params.nChannels);
4241                printf("  bInterleaved = %d\n", params.bInterleaved);
4242                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4243
4244                printf("  eNumData = %s\n",
4245                       params.eNumData == OMX_NumericalDataSigned
4246                        ? "signed" : "unsigned");
4247
4248                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4249            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4250                OMX_AUDIO_PARAM_AMRTYPE amr;
4251                InitOMXParams(&amr);
4252                amr.nPortIndex = portIndex;
4253
4254                err = mOMX->getParameter(
4255                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4256                CHECK_EQ(err, (status_t)OK);
4257
4258                printf("  nChannels = %ld\n", amr.nChannels);
4259                printf("  eAMRBandMode = %s\n",
4260                        amrBandModeString(amr.eAMRBandMode));
4261                printf("  eAMRFrameFormat = %s\n",
4262                        amrFrameFormatString(amr.eAMRFrameFormat));
4263            }
4264
4265            break;
4266        }
4267
4268        default:
4269        {
4270            printf("  // Unknown\n");
4271            break;
4272        }
4273    }
4274
4275    printf("}\n");
4276}
4277
4278status_t OMXCodec::initNativeWindow() {
4279    // Enable use of a GraphicBuffer as the output for this node.  This must
4280    // happen before getting the IndexParamPortDefinition parameter because it
4281    // will affect the pixel format that the node reports.
4282    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4283    if (err != 0) {
4284        return err;
4285    }
4286
4287    return OK;
4288}
4289
4290void OMXCodec::initNativeWindowCrop() {
4291    int32_t left, top, right, bottom;
4292
4293    CHECK(mOutputFormat->findRect(
4294                        kKeyCropRect,
4295                        &left, &top, &right, &bottom));
4296
4297    android_native_rect_t crop;
4298    crop.left = left;
4299    crop.top = top;
4300    crop.right = right + 1;
4301    crop.bottom = bottom + 1;
4302
4303    // We'll ignore any errors here, if the surface is
4304    // already invalid, we'll know soon enough.
4305    native_window_set_crop(mNativeWindow.get(), &crop);
4306}
4307
4308void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4309    mOutputFormat = new MetaData;
4310    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4311    if (mIsEncoder) {
4312        int32_t timeScale;
4313        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4314            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4315        }
4316    }
4317
4318    OMX_PARAM_PORTDEFINITIONTYPE def;
4319    InitOMXParams(&def);
4320    def.nPortIndex = kPortIndexOutput;
4321
4322    status_t err = mOMX->getParameter(
4323            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4324    CHECK_EQ(err, (status_t)OK);
4325
4326    switch (def.eDomain) {
4327        case OMX_PortDomainImage:
4328        {
4329            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4330            CHECK_EQ((int)imageDef->eCompressionFormat,
4331                     (int)OMX_IMAGE_CodingUnused);
4332
4333            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4334            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4335            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4336            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4337            break;
4338        }
4339
4340        case OMX_PortDomainAudio:
4341        {
4342            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4343
4344            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4345                OMX_AUDIO_PARAM_PCMMODETYPE params;
4346                InitOMXParams(&params);
4347                params.nPortIndex = kPortIndexOutput;
4348
4349                err = mOMX->getParameter(
4350                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4351                CHECK_EQ(err, (status_t)OK);
4352
4353                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4354                CHECK_EQ(params.nBitPerSample, 16u);
4355                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4356
4357                int32_t numChannels, sampleRate;
4358                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4359                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4360
4361                if ((OMX_U32)numChannels != params.nChannels) {
4362                    ALOGV("Codec outputs a different number of channels than "
4363                         "the input stream contains (contains %d channels, "
4364                         "codec outputs %ld channels).",
4365                         numChannels, params.nChannels);
4366                }
4367
4368                if (sampleRate != (int32_t)params.nSamplingRate) {
4369                    ALOGV("Codec outputs at different sampling rate than "
4370                         "what the input stream contains (contains data at "
4371                         "%d Hz, codec outputs %lu Hz)",
4372                         sampleRate, params.nSamplingRate);
4373                }
4374
4375                mOutputFormat->setCString(
4376                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4377
4378                // Use the codec-advertised number of channels, as some
4379                // codecs appear to output stereo even if the input data is
4380                // mono. If we know the codec lies about this information,
4381                // use the actual number of channels instead.
4382                mOutputFormat->setInt32(
4383                        kKeyChannelCount,
4384                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4385                            ? numChannels : params.nChannels);
4386
4387                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4388            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4389                OMX_AUDIO_PARAM_AMRTYPE amr;
4390                InitOMXParams(&amr);
4391                amr.nPortIndex = kPortIndexOutput;
4392
4393                err = mOMX->getParameter(
4394                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4395                CHECK_EQ(err, (status_t)OK);
4396
4397                CHECK_EQ(amr.nChannels, 1u);
4398                mOutputFormat->setInt32(kKeyChannelCount, 1);
4399
4400                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4401                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4402                    mOutputFormat->setCString(
4403                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4404                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4405                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4406                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4407                    mOutputFormat->setCString(
4408                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4409                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4410                } else {
4411                    CHECK(!"Unknown AMR band mode.");
4412                }
4413            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4414                mOutputFormat->setCString(
4415                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4416                int32_t numChannels, sampleRate, bitRate;
4417                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4418                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4419                inputFormat->findInt32(kKeyBitRate, &bitRate);
4420                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4421                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4422                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4423            } else {
4424                CHECK(!"Should not be here. Unknown audio encoding.");
4425            }
4426            break;
4427        }
4428
4429        case OMX_PortDomainVideo:
4430        {
4431            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4432
4433            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4434                mOutputFormat->setCString(
4435                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4436            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4437                mOutputFormat->setCString(
4438                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4439            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4440                mOutputFormat->setCString(
4441                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4442            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4443                mOutputFormat->setCString(
4444                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4445            } else {
4446                CHECK(!"Unknown compression format.");
4447            }
4448
4449            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4450            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4451            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4452
4453            if (!mIsEncoder) {
4454                OMX_CONFIG_RECTTYPE rect;
4455                InitOMXParams(&rect);
4456                rect.nPortIndex = kPortIndexOutput;
4457                status_t err =
4458                        mOMX->getConfig(
4459                            mNode, OMX_IndexConfigCommonOutputCrop,
4460                            &rect, sizeof(rect));
4461
4462                CODEC_LOGI(
4463                        "video dimensions are %ld x %ld",
4464                        video_def->nFrameWidth, video_def->nFrameHeight);
4465
4466                if (err == OK) {
4467                    CHECK_GE(rect.nLeft, 0);
4468                    CHECK_GE(rect.nTop, 0);
4469                    CHECK_GE(rect.nWidth, 0u);
4470                    CHECK_GE(rect.nHeight, 0u);
4471                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4472                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4473
4474                    mOutputFormat->setRect(
4475                            kKeyCropRect,
4476                            rect.nLeft,
4477                            rect.nTop,
4478                            rect.nLeft + rect.nWidth - 1,
4479                            rect.nTop + rect.nHeight - 1);
4480
4481                    CODEC_LOGI(
4482                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4483                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4484                } else {
4485                    mOutputFormat->setRect(
4486                            kKeyCropRect,
4487                            0, 0,
4488                            video_def->nFrameWidth - 1,
4489                            video_def->nFrameHeight - 1);
4490                }
4491
4492                if (mNativeWindow != NULL) {
4493                     initNativeWindowCrop();
4494                }
4495            }
4496            break;
4497        }
4498
4499        default:
4500        {
4501            CHECK(!"should not be here, neither audio nor video.");
4502            break;
4503        }
4504    }
4505
4506    // If the input format contains rotation information, flag the output
4507    // format accordingly.
4508
4509    int32_t rotationDegrees;
4510    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4511        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4512    }
4513}
4514
4515status_t OMXCodec::pause() {
4516    Mutex::Autolock autoLock(mLock);
4517
4518    mPaused = true;
4519
4520    return OK;
4521}
4522
4523////////////////////////////////////////////////////////////////////////////////
4524
4525status_t QueryCodecs(
4526        const sp<IOMX> &omx,
4527        const char *mime, bool queryDecoders, bool hwCodecOnly,
4528        Vector<CodecCapabilities> *results) {
4529    Vector<OMXCodec::CodecNameAndQuirks> matchingCodecs;
4530    results->clear();
4531
4532    OMXCodec::findMatchingCodecs(mime,
4533            !queryDecoders /*createEncoder*/,
4534            NULL /*matchComponentName*/,
4535            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4536            &matchingCodecs);
4537
4538    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4539        const char *componentName = matchingCodecs.itemAt(c).mName.string();
4540
4541        results->push();
4542        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4543
4544        status_t err =
4545            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4546
4547        if (err != OK) {
4548            results->removeAt(results->size() - 1);
4549        }
4550    }
4551
4552    return OK;
4553}
4554
4555status_t QueryCodec(
4556        const sp<IOMX> &omx,
4557        const char *componentName, const char *mime,
4558        bool isEncoder,
4559        CodecCapabilities *caps) {
4560    if (strncmp(componentName, "OMX.", 4)) {
4561        // Not an OpenMax component but a software codec.
4562
4563        caps->mComponentName = componentName;
4564        return OK;
4565    }
4566
4567    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4568    IOMX::node_id node;
4569    status_t err = omx->allocateNode(componentName, observer, &node);
4570
4571    if (err != OK) {
4572        return err;
4573    }
4574
4575    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4576
4577    caps->mComponentName = componentName;
4578
4579    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4580    InitOMXParams(&param);
4581
4582    param.nPortIndex = !isEncoder ? 0 : 1;
4583
4584    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4585        err = omx->getParameter(
4586                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4587                &param, sizeof(param));
4588
4589        if (err != OK) {
4590            break;
4591        }
4592
4593        CodecProfileLevel profileLevel;
4594        profileLevel.mProfile = param.eProfile;
4595        profileLevel.mLevel = param.eLevel;
4596
4597        caps->mProfileLevels.push(profileLevel);
4598    }
4599
4600    // Color format query
4601    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4602    InitOMXParams(&portFormat);
4603    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4604    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4605        err = omx->getParameter(
4606                node, OMX_IndexParamVideoPortFormat,
4607                &portFormat, sizeof(portFormat));
4608        if (err != OK) {
4609            break;
4610        }
4611        caps->mColorFormats.push(portFormat.eColorFormat);
4612    }
4613
4614    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4615
4616    return OK;
4617}
4618
4619status_t QueryCodecs(
4620        const sp<IOMX> &omx,
4621        const char *mimeType, bool queryDecoders,
4622        Vector<CodecCapabilities> *results) {
4623    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4624}
4625
4626// These are supposed be equivalent to the logic in
4627// "audio_channel_out_mask_from_count".
4628status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4629    switch (numChannels) {
4630        case 1:
4631            map[0] = OMX_AUDIO_ChannelCF;
4632            break;
4633        case 2:
4634            map[0] = OMX_AUDIO_ChannelLF;
4635            map[1] = OMX_AUDIO_ChannelRF;
4636            break;
4637        case 3:
4638            map[0] = OMX_AUDIO_ChannelLF;
4639            map[1] = OMX_AUDIO_ChannelRF;
4640            map[2] = OMX_AUDIO_ChannelCF;
4641            break;
4642        case 4:
4643            map[0] = OMX_AUDIO_ChannelLF;
4644            map[1] = OMX_AUDIO_ChannelRF;
4645            map[2] = OMX_AUDIO_ChannelLR;
4646            map[3] = OMX_AUDIO_ChannelRR;
4647            break;
4648        case 5:
4649            map[0] = OMX_AUDIO_ChannelLF;
4650            map[1] = OMX_AUDIO_ChannelRF;
4651            map[2] = OMX_AUDIO_ChannelCF;
4652            map[3] = OMX_AUDIO_ChannelLR;
4653            map[4] = OMX_AUDIO_ChannelRR;
4654            break;
4655        case 6:
4656            map[0] = OMX_AUDIO_ChannelLF;
4657            map[1] = OMX_AUDIO_ChannelRF;
4658            map[2] = OMX_AUDIO_ChannelCF;
4659            map[3] = OMX_AUDIO_ChannelLFE;
4660            map[4] = OMX_AUDIO_ChannelLR;
4661            map[5] = OMX_AUDIO_ChannelRR;
4662            break;
4663        case 7:
4664            map[0] = OMX_AUDIO_ChannelLF;
4665            map[1] = OMX_AUDIO_ChannelRF;
4666            map[2] = OMX_AUDIO_ChannelCF;
4667            map[3] = OMX_AUDIO_ChannelLFE;
4668            map[4] = OMX_AUDIO_ChannelLR;
4669            map[5] = OMX_AUDIO_ChannelRR;
4670            map[6] = OMX_AUDIO_ChannelCS;
4671            break;
4672        case 8:
4673            map[0] = OMX_AUDIO_ChannelLF;
4674            map[1] = OMX_AUDIO_ChannelRF;
4675            map[2] = OMX_AUDIO_ChannelCF;
4676            map[3] = OMX_AUDIO_ChannelLFE;
4677            map[4] = OMX_AUDIO_ChannelLR;
4678            map[5] = OMX_AUDIO_ChannelRR;
4679            map[6] = OMX_AUDIO_ChannelLS;
4680            map[7] = OMX_AUDIO_ChannelRS;
4681            break;
4682        default:
4683            return -EINVAL;
4684    }
4685
4686    return OK;
4687}
4688
4689}  // namespace android
4690