OMXCodec.cpp revision bf5bea96f236adb5eef78c2f414ef82b3602a0f7 
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 String8 *elem1, const String8 *elem2) {
151    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
152    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
153
154    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
155    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
156
157    if (isSoftwareCodec1) {
158        if (!isSoftwareCodec2) { return -1; }
159
160        if (isOMX1) {
161            if (isOMX2) { return 0; }
162
163            return -1;
164        } else {
165            if (isOMX2) { return 0; }
166
167            return 1;
168        }
169
170        return -1;
171    }
172
173    if (isSoftwareCodec2) {
174        return 1;
175    }
176
177    return 0;
178}
179
180// static
181void OMXCodec::findMatchingCodecs(
182        const char *mime,
183        bool createEncoder, const char *matchComponentName,
184        uint32_t flags,
185        Vector<String8> *matchingCodecs,
186        Vector<uint32_t> *matchingCodecQuirks) {
187    matchingCodecs->clear();
188
189    if (matchingCodecQuirks) {
190        matchingCodecQuirks->clear();
191    }
192
193    const MediaCodecList *list = MediaCodecList::getInstance();
194    if (list == NULL) {
195        return;
196    }
197
198    size_t index = 0;
199    for (;;) {
200        ssize_t matchIndex =
201            list->findCodecByType(mime, createEncoder, index);
202
203        if (matchIndex < 0) {
204            break;
205        }
206
207        index = matchIndex + 1;
208
209        const char *componentName = list->getCodecName(matchIndex);
210
211        // If a specific codec is requested, skip the non-matching ones.
212        if (matchComponentName && strcmp(componentName, matchComponentName)) {
213            continue;
214        }
215
216        // When requesting software-only codecs, only push software codecs
217        // When requesting hardware-only codecs, only push hardware codecs
218        // When there is request neither for software-only nor for
219        // hardware-only codecs, push all codecs
220        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
221            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
222            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
223
224            matchingCodecs->push(String8(componentName));
225
226            if (matchingCodecQuirks) {
227                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
228            }
229        }
230    }
231
232    if (flags & kPreferSoftwareCodecs) {
233        matchingCodecs->sort(CompareSoftwareCodecsFirst);
234    }
235}
236
237// static
238uint32_t OMXCodec::getComponentQuirks(
239        const MediaCodecList *list, size_t index) {
240    uint32_t quirks = 0;
241    if (list->codecHasQuirk(
242                index, "requires-allocate-on-input-ports")) {
243        quirks |= kRequiresAllocateBufferOnInputPorts;
244    }
245    if (list->codecHasQuirk(
246                index, "requires-allocate-on-output-ports")) {
247        quirks |= kRequiresAllocateBufferOnOutputPorts;
248    }
249    if (list->codecHasQuirk(
250                index, "output-buffers-are-unreadable")) {
251        quirks |= kOutputBuffersAreUnreadable;
252    }
253
254    return quirks;
255}
256
257// static
258bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
259    const MediaCodecList *list = MediaCodecList::getInstance();
260
261    if (list == NULL) {
262        return false;
263    }
264
265    ssize_t index = list->findCodecByName(componentName);
266
267    if (index < 0) {
268        return false;
269    }
270
271    *quirks = getComponentQuirks(list, index);
272
273    return true;
274}
275
276// static
277sp<MediaSource> OMXCodec::Create(
278        const sp<IOMX> &omx,
279        const sp<MetaData> &meta, bool createEncoder,
280        const sp<MediaSource> &source,
281        const char *matchComponentName,
282        uint32_t flags,
283        const sp<ANativeWindow> &nativeWindow) {
284    int32_t requiresSecureBuffers;
285    if (source->getFormat()->findInt32(
286                kKeyRequiresSecureBuffers,
287                &requiresSecureBuffers)
288            && requiresSecureBuffers) {
289        flags |= kIgnoreCodecSpecificData;
290        flags |= kUseSecureInputBuffers;
291    }
292
293    const char *mime;
294    bool success = meta->findCString(kKeyMIMEType, &mime);
295    CHECK(success);
296
297    Vector<String8> matchingCodecs;
298    Vector<uint32_t> matchingCodecQuirks;
299    findMatchingCodecs(
300            mime, createEncoder, matchComponentName, flags,
301            &matchingCodecs, &matchingCodecQuirks);
302
303    if (matchingCodecs.isEmpty()) {
304        ALOGV("No matching codecs! (mime: %s, createEncoder: %s, "
305                "matchComponentName: %s, flags: 0x%x)",
306                mime, createEncoder ? "true" : "false", matchComponentName, flags);
307        return NULL;
308    }
309
310    sp<OMXCodecObserver> observer = new OMXCodecObserver;
311    IOMX::node_id node = 0;
312
313    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
314        const char *componentNameBase = matchingCodecs[i].string();
315        uint32_t quirks = matchingCodecQuirks[i];
316        const char *componentName = componentNameBase;
317
318        AString tmp;
319        if (flags & kUseSecureInputBuffers) {
320            tmp = componentNameBase;
321            tmp.append(".secure");
322
323            componentName = tmp.c_str();
324        }
325
326        if (createEncoder) {
327            sp<MediaSource> softwareCodec =
328                InstantiateSoftwareEncoder(componentName, source, meta);
329
330            if (softwareCodec != NULL) {
331                ALOGV("Successfully allocated software codec '%s'", componentName);
332
333                return softwareCodec;
334            }
335        }
336
337        ALOGV("Attempting to allocate OMX node '%s'", componentName);
338
339        if (!createEncoder
340                && (quirks & kOutputBuffersAreUnreadable)
341                && (flags & kClientNeedsFramebuffer)) {
342            if (strncmp(componentName, "OMX.SEC.", 8)) {
343                // For OMX.SEC.* decoders we can enable a special mode that
344                // gives the client access to the framebuffer contents.
345
346                ALOGW("Component '%s' does not give the client access to "
347                     "the framebuffer contents. Skipping.",
348                     componentName);
349
350                continue;
351            }
352        }
353
354        status_t err = omx->allocateNode(componentName, observer, &node);
355        if (err == OK) {
356            ALOGV("Successfully allocated OMX node '%s'", componentName);
357
358            sp<OMXCodec> codec = new OMXCodec(
359                    omx, node, quirks, flags,
360                    createEncoder, mime, componentName,
361                    source, nativeWindow);
362
363            observer->setCodec(codec);
364
365            err = codec->configureCodec(meta);
366
367            if (err == OK) {
368                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
369                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
370                }
371
372                return codec;
373            }
374
375            ALOGV("Failed to configure codec '%s'", componentName);
376        }
377    }
378
379    return NULL;
380}
381
382status_t OMXCodec::parseAVCCodecSpecificData(
383        const void *data, size_t size,
384        unsigned *profile, unsigned *level) {
385    const uint8_t *ptr = (const uint8_t *)data;
386
387    // verify minimum size and configurationVersion == 1.
388    if (size < 7 || ptr[0] != 1) {
389        return ERROR_MALFORMED;
390    }
391
392    *profile = ptr[1];
393    *level = ptr[3];
394
395    // There is decodable content out there that fails the following
396    // assertion, let's be lenient for now...
397    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
398
399    size_t lengthSize = 1 + (ptr[4] & 3);
400
401    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
402    // violates it...
403    // CHECK((ptr[5] >> 5) == 7);  // reserved
404
405    size_t numSeqParameterSets = ptr[5] & 31;
406
407    ptr += 6;
408    size -= 6;
409
410    for (size_t i = 0; i < numSeqParameterSets; ++i) {
411        if (size < 2) {
412            return ERROR_MALFORMED;
413        }
414
415        size_t length = U16_AT(ptr);
416
417        ptr += 2;
418        size -= 2;
419
420        if (size < length) {
421            return ERROR_MALFORMED;
422        }
423
424        addCodecSpecificData(ptr, length);
425
426        ptr += length;
427        size -= length;
428    }
429
430    if (size < 1) {
431        return ERROR_MALFORMED;
432    }
433
434    size_t numPictureParameterSets = *ptr;
435    ++ptr;
436    --size;
437
438    for (size_t i = 0; i < numPictureParameterSets; ++i) {
439        if (size < 2) {
440            return ERROR_MALFORMED;
441        }
442
443        size_t length = U16_AT(ptr);
444
445        ptr += 2;
446        size -= 2;
447
448        if (size < length) {
449            return ERROR_MALFORMED;
450        }
451
452        addCodecSpecificData(ptr, length);
453
454        ptr += length;
455        size -= length;
456    }
457
458    return OK;
459}
460
461status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
462    ALOGV("configureCodec protected=%d",
463         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
464
465    if (!(mFlags & kIgnoreCodecSpecificData)) {
466        uint32_t type;
467        const void *data;
468        size_t size;
469        if (meta->findData(kKeyESDS, &type, &data, &size)) {
470            ESDS esds((const char *)data, size);
471            CHECK_EQ(esds.InitCheck(), (status_t)OK);
472
473            const void *codec_specific_data;
474            size_t codec_specific_data_size;
475            esds.getCodecSpecificInfo(
476                    &codec_specific_data, &codec_specific_data_size);
477
478            addCodecSpecificData(
479                    codec_specific_data, codec_specific_data_size);
480        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
481            // Parse the AVCDecoderConfigurationRecord
482
483            unsigned profile, level;
484            status_t err;
485            if ((err = parseAVCCodecSpecificData(
486                            data, size, &profile, &level)) != OK) {
487                ALOGE("Malformed AVC codec specific data.");
488                return err;
489            }
490
491            CODEC_LOGI(
492                    "AVC profile = %u (%s), level = %u",
493                    profile, AVCProfileToString(profile), level);
494        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
495            addCodecSpecificData(data, size);
496
497            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
498            addCodecSpecificData(data, size);
499        }
500    }
501
502    int32_t bitRate = 0;
503    if (mIsEncoder) {
504        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
505    }
506    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
507        setAMRFormat(false /* isWAMR */, bitRate);
508    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
509        setAMRFormat(true /* isWAMR */, bitRate);
510    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
511        int32_t numChannels, sampleRate, aacProfile;
512        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
513        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
514
515        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
516            aacProfile = OMX_AUDIO_AACObjectNull;
517        }
518
519        int32_t isADTS;
520        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
521            isADTS = false;
522        }
523
524        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
525        if (err != OK) {
526            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
527            return err;
528        }
529    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
530            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
531        // These are PCM-like formats with a fixed sample rate but
532        // a variable number of channels.
533
534        int32_t numChannels;
535        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
536
537        setG711Format(numChannels);
538    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
539        CHECK(!mIsEncoder);
540
541        int32_t numChannels, sampleRate;
542        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
543        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
544
545        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
546    }
547
548    if (!strncasecmp(mMIME, "video/", 6)) {
549
550        if (mIsEncoder) {
551            setVideoInputFormat(mMIME, meta);
552        } else {
553            int32_t width, height;
554            bool success = meta->findInt32(kKeyWidth, &width);
555            success = success && meta->findInt32(kKeyHeight, &height);
556            CHECK(success);
557            status_t err = setVideoOutputFormat(
558                    mMIME, width, height);
559
560            if (err != OK) {
561                return err;
562            }
563        }
564    }
565
566    int32_t maxInputSize;
567    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
568        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
569    }
570
571    initOutputFormat(meta);
572
573    if ((mFlags & kClientNeedsFramebuffer)
574            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
575        OMX_INDEXTYPE index;
576
577        status_t err =
578            mOMX->getExtensionIndex(
579                    mNode,
580                    "OMX.SEC.index.ThumbnailMode",
581                    &index);
582
583        if (err != OK) {
584            return err;
585        }
586
587        OMX_BOOL enable = OMX_TRUE;
588        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
589
590        if (err != OK) {
591            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
592                       "returned error 0x%08x", err);
593
594            return err;
595        }
596
597        mQuirks &= ~kOutputBuffersAreUnreadable;
598    }
599
600    if (mNativeWindow != NULL
601        && !mIsEncoder
602        && !strncasecmp(mMIME, "video/", 6)
603        && !strncmp(mComponentName, "OMX.", 4)) {
604        status_t err = initNativeWindow();
605        if (err != OK) {
606            return err;
607        }
608    }
609
610    return OK;
611}
612
613void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
614    OMX_PARAM_PORTDEFINITIONTYPE def;
615    InitOMXParams(&def);
616    def.nPortIndex = portIndex;
617
618    status_t err = mOMX->getParameter(
619            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
620    CHECK_EQ(err, (status_t)OK);
621
622    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
623        || (def.nBufferSize < size)) {
624        def.nBufferSize = size;
625    }
626
627    err = mOMX->setParameter(
628            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
629    CHECK_EQ(err, (status_t)OK);
630
631    err = mOMX->getParameter(
632            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
633    CHECK_EQ(err, (status_t)OK);
634
635    // Make sure the setting actually stuck.
636    if (portIndex == kPortIndexInput
637            && (mQuirks & kInputBufferSizesAreBogus)) {
638        CHECK_EQ(def.nBufferSize, size);
639    } else {
640        CHECK(def.nBufferSize >= size);
641    }
642}
643
644status_t OMXCodec::setVideoPortFormatType(
645        OMX_U32 portIndex,
646        OMX_VIDEO_CODINGTYPE compressionFormat,
647        OMX_COLOR_FORMATTYPE colorFormat) {
648    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
649    InitOMXParams(&format);
650    format.nPortIndex = portIndex;
651    format.nIndex = 0;
652    bool found = false;
653
654    OMX_U32 index = 0;
655    for (;;) {
656        format.nIndex = index;
657        status_t err = mOMX->getParameter(
658                mNode, OMX_IndexParamVideoPortFormat,
659                &format, sizeof(format));
660
661        if (err != OK) {
662            return err;
663        }
664
665        // The following assertion is violated by TI's video decoder.
666        // CHECK_EQ(format.nIndex, index);
667
668#if 1
669        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
670             portIndex,
671             index, format.eCompressionFormat, format.eColorFormat);
672#endif
673
674        if (format.eCompressionFormat == compressionFormat
675                && format.eColorFormat == colorFormat) {
676            found = true;
677            break;
678        }
679
680        ++index;
681        if (index >= kMaxColorFormatSupported) {
682            CODEC_LOGE("color format %d or compression format %d is not supported",
683                colorFormat, compressionFormat);
684            return UNKNOWN_ERROR;
685        }
686    }
687
688    if (!found) {
689        return UNKNOWN_ERROR;
690    }
691
692    CODEC_LOGV("found a match.");
693    status_t err = mOMX->setParameter(
694            mNode, OMX_IndexParamVideoPortFormat,
695            &format, sizeof(format));
696
697    return err;
698}
699
700static size_t getFrameSize(
701        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
702    switch (colorFormat) {
703        case OMX_COLOR_FormatYCbYCr:
704        case OMX_COLOR_FormatCbYCrY:
705            return width * height * 2;
706
707        case OMX_COLOR_FormatYUV420Planar:
708        case OMX_COLOR_FormatYUV420SemiPlanar:
709        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
710        /*
711        * FIXME: For the Opaque color format, the frame size does not
712        * need to be (w*h*3)/2. It just needs to
713        * be larger than certain minimum buffer size. However,
714        * currently, this opaque foramt has been tested only on
715        * YUV420 formats. If that is changed, then we need to revisit
716        * this part in the future
717        */
718        case OMX_COLOR_FormatAndroidOpaque:
719            return (width * height * 3) / 2;
720
721        default:
722            CHECK(!"Should not be here. Unsupported color format.");
723            break;
724    }
725}
726
727status_t OMXCodec::findTargetColorFormat(
728        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
729    ALOGV("findTargetColorFormat");
730    CHECK(mIsEncoder);
731
732    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
733    int32_t targetColorFormat;
734    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
735        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
736    }
737
738    // Check whether the target color format is supported.
739    return isColorFormatSupported(*colorFormat, kPortIndexInput);
740}
741
742status_t OMXCodec::isColorFormatSupported(
743        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
744    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
745
746    // Enumerate all the color formats supported by
747    // the omx component to see whether the given
748    // color format is supported.
749    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
750    InitOMXParams(&portFormat);
751    portFormat.nPortIndex = portIndex;
752    OMX_U32 index = 0;
753    portFormat.nIndex = index;
754    while (true) {
755        if (OMX_ErrorNone != mOMX->getParameter(
756                mNode, OMX_IndexParamVideoPortFormat,
757                &portFormat, sizeof(portFormat))) {
758            break;
759        }
760        // Make sure that omx component does not overwrite
761        // the incremented index (bug 2897413).
762        CHECK_EQ(index, portFormat.nIndex);
763        if (portFormat.eColorFormat == colorFormat) {
764            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
765            return OK;  // colorFormat is supported!
766        }
767        ++index;
768        portFormat.nIndex = index;
769
770        if (index >= kMaxColorFormatSupported) {
771            CODEC_LOGE("More than %ld color formats are supported???", index);
772            break;
773        }
774    }
775
776    CODEC_LOGE("color format %d is not supported", colorFormat);
777    return UNKNOWN_ERROR;
778}
779
780void OMXCodec::setVideoInputFormat(
781        const char *mime, const sp<MetaData>& meta) {
782
783    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
784    bool success = meta->findInt32(kKeyWidth, &width);
785    success = success && meta->findInt32(kKeyHeight, &height);
786    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
787    success = success && meta->findInt32(kKeyBitRate, &bitRate);
788    success = success && meta->findInt32(kKeyStride, &stride);
789    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
790    CHECK(success);
791    CHECK(stride != 0);
792
793    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
794    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
795        compressionFormat = OMX_VIDEO_CodingAVC;
796    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
797        compressionFormat = OMX_VIDEO_CodingMPEG4;
798    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
799        compressionFormat = OMX_VIDEO_CodingH263;
800    } else {
801        ALOGE("Not a supported video mime type: %s", mime);
802        CHECK(!"Should not be here. Not a supported video mime type.");
803    }
804
805    OMX_COLOR_FORMATTYPE colorFormat;
806    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
807
808    status_t err;
809    OMX_PARAM_PORTDEFINITIONTYPE def;
810    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
811
812    //////////////////////// Input port /////////////////////////
813    CHECK_EQ(setVideoPortFormatType(
814            kPortIndexInput, OMX_VIDEO_CodingUnused,
815            colorFormat), (status_t)OK);
816
817    InitOMXParams(&def);
818    def.nPortIndex = kPortIndexInput;
819
820    err = mOMX->getParameter(
821            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
822    CHECK_EQ(err, (status_t)OK);
823
824    def.nBufferSize = getFrameSize(colorFormat,
825            stride > 0? stride: -stride, sliceHeight);
826
827    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
828
829    video_def->nFrameWidth = width;
830    video_def->nFrameHeight = height;
831    video_def->nStride = stride;
832    video_def->nSliceHeight = sliceHeight;
833    video_def->xFramerate = (frameRate << 16);  // Q16 format
834    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
835    video_def->eColorFormat = colorFormat;
836
837    err = mOMX->setParameter(
838            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
839    CHECK_EQ(err, (status_t)OK);
840
841    //////////////////////// Output port /////////////////////////
842    CHECK_EQ(setVideoPortFormatType(
843            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
844            (status_t)OK);
845    InitOMXParams(&def);
846    def.nPortIndex = kPortIndexOutput;
847
848    err = mOMX->getParameter(
849            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
850
851    CHECK_EQ(err, (status_t)OK);
852    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
853
854    video_def->nFrameWidth = width;
855    video_def->nFrameHeight = height;
856    video_def->xFramerate = 0;      // No need for output port
857    video_def->nBitrate = bitRate;  // Q16 format
858    video_def->eCompressionFormat = compressionFormat;
859    video_def->eColorFormat = OMX_COLOR_FormatUnused;
860    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
861        // Increases the output buffer size
862        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
863    }
864
865    err = mOMX->setParameter(
866            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
867    CHECK_EQ(err, (status_t)OK);
868
869    /////////////////// Codec-specific ////////////////////////
870    switch (compressionFormat) {
871        case OMX_VIDEO_CodingMPEG4:
872        {
873            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
874            break;
875        }
876
877        case OMX_VIDEO_CodingH263:
878            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
879            break;
880
881        case OMX_VIDEO_CodingAVC:
882        {
883            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
884            break;
885        }
886
887        default:
888            CHECK(!"Support for this compressionFormat to be implemented.");
889            break;
890    }
891}
892
893static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
894    if (iFramesInterval < 0) {
895        return 0xFFFFFFFF;
896    } else if (iFramesInterval == 0) {
897        return 0;
898    }
899    OMX_U32 ret = frameRate * iFramesInterval;
900    CHECK(ret > 1);
901    return ret;
902}
903
904status_t OMXCodec::setupErrorCorrectionParameters() {
905    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
906    InitOMXParams(&errorCorrectionType);
907    errorCorrectionType.nPortIndex = kPortIndexOutput;
908
909    status_t err = mOMX->getParameter(
910            mNode, OMX_IndexParamVideoErrorCorrection,
911            &errorCorrectionType, sizeof(errorCorrectionType));
912    if (err != OK) {
913        ALOGW("Error correction param query is not supported");
914        return OK;  // Optional feature. Ignore this failure
915    }
916
917    errorCorrectionType.bEnableHEC = OMX_FALSE;
918    errorCorrectionType.bEnableResync = OMX_TRUE;
919    errorCorrectionType.nResynchMarkerSpacing = 256;
920    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
921    errorCorrectionType.bEnableRVLC = OMX_FALSE;
922
923    err = mOMX->setParameter(
924            mNode, OMX_IndexParamVideoErrorCorrection,
925            &errorCorrectionType, sizeof(errorCorrectionType));
926    if (err != OK) {
927        ALOGW("Error correction param configuration is not supported");
928    }
929
930    // Optional feature. Ignore the failure.
931    return OK;
932}
933
934status_t OMXCodec::setupBitRate(int32_t bitRate) {
935    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
936    InitOMXParams(&bitrateType);
937    bitrateType.nPortIndex = kPortIndexOutput;
938
939    status_t err = mOMX->getParameter(
940            mNode, OMX_IndexParamVideoBitrate,
941            &bitrateType, sizeof(bitrateType));
942    CHECK_EQ(err, (status_t)OK);
943
944    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
945    bitrateType.nTargetBitrate = bitRate;
946
947    err = mOMX->setParameter(
948            mNode, OMX_IndexParamVideoBitrate,
949            &bitrateType, sizeof(bitrateType));
950    CHECK_EQ(err, (status_t)OK);
951    return OK;
952}
953
954status_t OMXCodec::getVideoProfileLevel(
955        const sp<MetaData>& meta,
956        const CodecProfileLevel& defaultProfileLevel,
957        CodecProfileLevel &profileLevel) {
958    CODEC_LOGV("Default profile: %ld, level %ld",
959            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
960
961    // Are the default profile and level overwriten?
962    int32_t profile, level;
963    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
964        profile = defaultProfileLevel.mProfile;
965    }
966    if (!meta->findInt32(kKeyVideoLevel, &level)) {
967        level = defaultProfileLevel.mLevel;
968    }
969    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
970
971    // Are the target profile and level supported by the encoder?
972    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
973    InitOMXParams(&param);
974    param.nPortIndex = kPortIndexOutput;
975    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
976        status_t err = mOMX->getParameter(
977                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
978                &param, sizeof(param));
979
980        if (err != OK) break;
981
982        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
983        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
984        CODEC_LOGV("Supported profile: %d, level %d",
985            supportedProfile, supportedLevel);
986
987        if (profile == supportedProfile &&
988            level <= supportedLevel) {
989            // We can further check whether the level is a valid
990            // value; but we will leave that to the omx encoder component
991            // via OMX_SetParameter call.
992            profileLevel.mProfile = profile;
993            profileLevel.mLevel = level;
994            return OK;
995        }
996    }
997
998    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
999            profile, level);
1000    return BAD_VALUE;
1001}
1002
1003status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1004    int32_t iFramesInterval, frameRate, bitRate;
1005    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1006    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1007    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1008    CHECK(success);
1009    OMX_VIDEO_PARAM_H263TYPE h263type;
1010    InitOMXParams(&h263type);
1011    h263type.nPortIndex = kPortIndexOutput;
1012
1013    status_t err = mOMX->getParameter(
1014            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1015    CHECK_EQ(err, (status_t)OK);
1016
1017    h263type.nAllowedPictureTypes =
1018        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1019
1020    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1021    if (h263type.nPFrames == 0) {
1022        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1023    }
1024    h263type.nBFrames = 0;
1025
1026    // Check profile and level parameters
1027    CodecProfileLevel defaultProfileLevel, profileLevel;
1028    defaultProfileLevel.mProfile = h263type.eProfile;
1029    defaultProfileLevel.mLevel = h263type.eLevel;
1030    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1031    if (err != OK) return err;
1032    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1033    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1034
1035    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1036    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1037    h263type.nPictureHeaderRepetition = 0;
1038    h263type.nGOBHeaderInterval = 0;
1039
1040    err = mOMX->setParameter(
1041            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1042    CHECK_EQ(err, (status_t)OK);
1043
1044    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1045    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1046
1047    return OK;
1048}
1049
1050status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1051    int32_t iFramesInterval, frameRate, bitRate;
1052    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1053    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1054    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1055    CHECK(success);
1056    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1057    InitOMXParams(&mpeg4type);
1058    mpeg4type.nPortIndex = kPortIndexOutput;
1059
1060    status_t err = mOMX->getParameter(
1061            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1062    CHECK_EQ(err, (status_t)OK);
1063
1064    mpeg4type.nSliceHeaderSpacing = 0;
1065    mpeg4type.bSVH = OMX_FALSE;
1066    mpeg4type.bGov = OMX_FALSE;
1067
1068    mpeg4type.nAllowedPictureTypes =
1069        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1070
1071    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1072    if (mpeg4type.nPFrames == 0) {
1073        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1074    }
1075    mpeg4type.nBFrames = 0;
1076    mpeg4type.nIDCVLCThreshold = 0;
1077    mpeg4type.bACPred = OMX_TRUE;
1078    mpeg4type.nMaxPacketSize = 256;
1079    mpeg4type.nTimeIncRes = 1000;
1080    mpeg4type.nHeaderExtension = 0;
1081    mpeg4type.bReversibleVLC = OMX_FALSE;
1082
1083    // Check profile and level parameters
1084    CodecProfileLevel defaultProfileLevel, profileLevel;
1085    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1086    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1087    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1088    if (err != OK) return err;
1089    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1090    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1091
1092    err = mOMX->setParameter(
1093            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1094    CHECK_EQ(err, (status_t)OK);
1095
1096    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1097    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1098
1099    return OK;
1100}
1101
1102status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1103    int32_t iFramesInterval, frameRate, bitRate;
1104    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1105    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1106    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1107    CHECK(success);
1108
1109    OMX_VIDEO_PARAM_AVCTYPE h264type;
1110    InitOMXParams(&h264type);
1111    h264type.nPortIndex = kPortIndexOutput;
1112
1113    status_t err = mOMX->getParameter(
1114            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1115    CHECK_EQ(err, (status_t)OK);
1116
1117    h264type.nAllowedPictureTypes =
1118        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1119
1120    // Check profile and level parameters
1121    CodecProfileLevel defaultProfileLevel, profileLevel;
1122    defaultProfileLevel.mProfile = h264type.eProfile;
1123    defaultProfileLevel.mLevel = h264type.eLevel;
1124    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1125    if (err != OK) return err;
1126    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1127    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1128
1129    // XXX
1130    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1131        ALOGW("Use baseline profile instead of %d for AVC recording",
1132            h264type.eProfile);
1133        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1134    }
1135
1136    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1137        h264type.nSliceHeaderSpacing = 0;
1138        h264type.bUseHadamard = OMX_TRUE;
1139        h264type.nRefFrames = 1;
1140        h264type.nBFrames = 0;
1141        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1142        if (h264type.nPFrames == 0) {
1143            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1144        }
1145        h264type.nRefIdx10ActiveMinus1 = 0;
1146        h264type.nRefIdx11ActiveMinus1 = 0;
1147        h264type.bEntropyCodingCABAC = OMX_FALSE;
1148        h264type.bWeightedPPrediction = OMX_FALSE;
1149        h264type.bconstIpred = OMX_FALSE;
1150        h264type.bDirect8x8Inference = OMX_FALSE;
1151        h264type.bDirectSpatialTemporal = OMX_FALSE;
1152        h264type.nCabacInitIdc = 0;
1153    }
1154
1155    if (h264type.nBFrames != 0) {
1156        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1157    }
1158
1159    h264type.bEnableUEP = OMX_FALSE;
1160    h264type.bEnableFMO = OMX_FALSE;
1161    h264type.bEnableASO = OMX_FALSE;
1162    h264type.bEnableRS = OMX_FALSE;
1163    h264type.bFrameMBsOnly = OMX_TRUE;
1164    h264type.bMBAFF = OMX_FALSE;
1165    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1166
1167    err = mOMX->setParameter(
1168            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1169    CHECK_EQ(err, (status_t)OK);
1170
1171    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1172
1173    return OK;
1174}
1175
1176status_t OMXCodec::setVideoOutputFormat(
1177        const char *mime, OMX_U32 width, OMX_U32 height) {
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
1222        err = mOMX->setParameter(
1223                mNode, OMX_IndexParamVideoPortFormat,
1224                &format, sizeof(format));
1225
1226        if (err != OK) {
1227            return err;
1228        }
1229    }
1230#endif
1231
1232    OMX_PARAM_PORTDEFINITIONTYPE def;
1233    InitOMXParams(&def);
1234    def.nPortIndex = kPortIndexInput;
1235
1236    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1237
1238    err = mOMX->getParameter(
1239            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1240
1241    CHECK_EQ(err, (status_t)OK);
1242
1243#if 1
1244    // XXX Need a (much) better heuristic to compute input buffer sizes.
1245    const size_t X = 64 * 1024;
1246    if (def.nBufferSize < X) {
1247        def.nBufferSize = X;
1248    }
1249#endif
1250
1251    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1252
1253    video_def->nFrameWidth = width;
1254    video_def->nFrameHeight = height;
1255
1256    video_def->eCompressionFormat = compressionFormat;
1257    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1258
1259    err = mOMX->setParameter(
1260            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1261
1262    if (err != OK) {
1263        return err;
1264    }
1265
1266    ////////////////////////////////////////////////////////////////////////////
1267
1268    InitOMXParams(&def);
1269    def.nPortIndex = kPortIndexOutput;
1270
1271    err = mOMX->getParameter(
1272            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1273    CHECK_EQ(err, (status_t)OK);
1274    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1275
1276#if 0
1277    def.nBufferSize =
1278        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1279#endif
1280
1281    video_def->nFrameWidth = width;
1282    video_def->nFrameHeight = height;
1283
1284    err = mOMX->setParameter(
1285            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1286
1287    return err;
1288}
1289
1290OMXCodec::OMXCodec(
1291        const sp<IOMX> &omx, IOMX::node_id node,
1292        uint32_t quirks, uint32_t flags,
1293        bool isEncoder,
1294        const char *mime,
1295        const char *componentName,
1296        const sp<MediaSource> &source,
1297        const sp<ANativeWindow> &nativeWindow)
1298    : mOMX(omx),
1299      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1300      mNode(node),
1301      mQuirks(quirks),
1302      mFlags(flags),
1303      mIsEncoder(isEncoder),
1304      mIsVideo(!strncasecmp("video/", mime, 6)),
1305      mMIME(strdup(mime)),
1306      mComponentName(strdup(componentName)),
1307      mSource(source),
1308      mCodecSpecificDataIndex(0),
1309      mState(LOADED),
1310      mInitialBufferSubmit(true),
1311      mSignalledEOS(false),
1312      mNoMoreOutputData(false),
1313      mOutputPortSettingsHaveChanged(false),
1314      mSeekTimeUs(-1),
1315      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1316      mTargetTimeUs(-1),
1317      mOutputPortSettingsChangedPending(false),
1318      mSkipCutBuffer(NULL),
1319      mLeftOverBuffer(NULL),
1320      mPaused(false),
1321      mNativeWindow(
1322              (!strncmp(componentName, "OMX.google.", 11)
1323              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1324                        ? NULL : nativeWindow) {
1325    mPortStatus[kPortIndexInput] = ENABLED;
1326    mPortStatus[kPortIndexOutput] = ENABLED;
1327
1328    setComponentRole();
1329}
1330
1331// static
1332void OMXCodec::setComponentRole(
1333        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1334        const char *mime) {
1335    struct MimeToRole {
1336        const char *mime;
1337        const char *decoderRole;
1338        const char *encoderRole;
1339    };
1340
1341    static const MimeToRole kMimeToRole[] = {
1342        { MEDIA_MIMETYPE_AUDIO_MPEG,
1343            "audio_decoder.mp3", "audio_encoder.mp3" },
1344        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1345            "audio_decoder.mp1", "audio_encoder.mp1" },
1346        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1347            "audio_decoder.mp2", "audio_encoder.mp2" },
1348        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1349            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1350        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1351            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1352        { MEDIA_MIMETYPE_AUDIO_AAC,
1353            "audio_decoder.aac", "audio_encoder.aac" },
1354        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1355            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1356        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1357            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1358        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1359            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1360        { MEDIA_MIMETYPE_VIDEO_AVC,
1361            "video_decoder.avc", "video_encoder.avc" },
1362        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1363            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1364        { MEDIA_MIMETYPE_VIDEO_H263,
1365            "video_decoder.h263", "video_encoder.h263" },
1366        { MEDIA_MIMETYPE_VIDEO_VPX,
1367            "video_decoder.vpx", "video_encoder.vpx" },
1368        { MEDIA_MIMETYPE_AUDIO_RAW,
1369            "audio_decoder.raw", "audio_encoder.raw" },
1370        { MEDIA_MIMETYPE_AUDIO_FLAC,
1371            "audio_decoder.flac", "audio_encoder.flac" },
1372    };
1373
1374    static const size_t kNumMimeToRole =
1375        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1376
1377    size_t i;
1378    for (i = 0; i < kNumMimeToRole; ++i) {
1379        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1380            break;
1381        }
1382    }
1383
1384    if (i == kNumMimeToRole) {
1385        return;
1386    }
1387
1388    const char *role =
1389        isEncoder ? kMimeToRole[i].encoderRole
1390                  : kMimeToRole[i].decoderRole;
1391
1392    if (role != NULL) {
1393        OMX_PARAM_COMPONENTROLETYPE roleParams;
1394        InitOMXParams(&roleParams);
1395
1396        strncpy((char *)roleParams.cRole,
1397                role, OMX_MAX_STRINGNAME_SIZE - 1);
1398
1399        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1400
1401        status_t err = omx->setParameter(
1402                node, OMX_IndexParamStandardComponentRole,
1403                &roleParams, sizeof(roleParams));
1404
1405        if (err != OK) {
1406            ALOGW("Failed to set standard component role '%s'.", role);
1407        }
1408    }
1409}
1410
1411void OMXCodec::setComponentRole() {
1412    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1413}
1414
1415OMXCodec::~OMXCodec() {
1416    mSource.clear();
1417
1418    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1419
1420    status_t err = mOMX->freeNode(mNode);
1421    CHECK_EQ(err, (status_t)OK);
1422
1423    mNode = NULL;
1424    setState(DEAD);
1425
1426    clearCodecSpecificData();
1427
1428    free(mComponentName);
1429    mComponentName = NULL;
1430
1431    free(mMIME);
1432    mMIME = NULL;
1433}
1434
1435status_t OMXCodec::init() {
1436    // mLock is held.
1437
1438    CHECK_EQ((int)mState, (int)LOADED);
1439
1440    status_t err;
1441    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1442        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1443        CHECK_EQ(err, (status_t)OK);
1444        setState(LOADED_TO_IDLE);
1445    }
1446
1447    err = allocateBuffers();
1448    if (err != (status_t)OK) {
1449        return err;
1450    }
1451
1452    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1453        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1454        CHECK_EQ(err, (status_t)OK);
1455
1456        setState(LOADED_TO_IDLE);
1457    }
1458
1459    while (mState != EXECUTING && mState != ERROR) {
1460        mAsyncCompletion.wait(mLock);
1461    }
1462
1463    return mState == ERROR ? UNKNOWN_ERROR : OK;
1464}
1465
1466// static
1467bool OMXCodec::isIntermediateState(State state) {
1468    return state == LOADED_TO_IDLE
1469        || state == IDLE_TO_EXECUTING
1470        || state == EXECUTING_TO_IDLE
1471        || state == IDLE_TO_LOADED
1472        || state == RECONFIGURING;
1473}
1474
1475status_t OMXCodec::allocateBuffers() {
1476    status_t err = allocateBuffersOnPort(kPortIndexInput);
1477
1478    if (err != OK) {
1479        return err;
1480    }
1481
1482    return allocateBuffersOnPort(kPortIndexOutput);
1483}
1484
1485status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1486    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1487        return allocateOutputBuffersFromNativeWindow();
1488    }
1489
1490    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1491        ALOGE("protected output buffers must be stent to an ANativeWindow");
1492        return PERMISSION_DENIED;
1493    }
1494
1495    status_t err = OK;
1496    if ((mFlags & kStoreMetaDataInVideoBuffers)
1497            && portIndex == kPortIndexInput) {
1498        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1499        if (err != OK) {
1500            ALOGE("Storing meta data in video buffers is not supported");
1501            return err;
1502        }
1503    }
1504
1505    OMX_PARAM_PORTDEFINITIONTYPE def;
1506    InitOMXParams(&def);
1507    def.nPortIndex = portIndex;
1508
1509    err = mOMX->getParameter(
1510            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1511
1512    if (err != OK) {
1513        return err;
1514    }
1515
1516    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1517            def.nBufferCountActual, def.nBufferSize,
1518            portIndex == kPortIndexInput ? "input" : "output");
1519
1520    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1521    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1522
1523    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1524        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1525        CHECK(mem.get() != NULL);
1526
1527        BufferInfo info;
1528        info.mData = NULL;
1529        info.mSize = def.nBufferSize;
1530
1531        IOMX::buffer_id buffer;
1532        if (portIndex == kPortIndexInput
1533                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1534                    || (mFlags & kUseSecureInputBuffers))) {
1535            if (mOMXLivesLocally) {
1536                mem.clear();
1537
1538                err = mOMX->allocateBuffer(
1539                        mNode, portIndex, def.nBufferSize, &buffer,
1540                        &info.mData);
1541            } else {
1542                err = mOMX->allocateBufferWithBackup(
1543                        mNode, portIndex, mem, &buffer);
1544            }
1545        } else if (portIndex == kPortIndexOutput
1546                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1547            if (mOMXLivesLocally) {
1548                mem.clear();
1549
1550                err = mOMX->allocateBuffer(
1551                        mNode, portIndex, def.nBufferSize, &buffer,
1552                        &info.mData);
1553            } else {
1554                err = mOMX->allocateBufferWithBackup(
1555                        mNode, portIndex, mem, &buffer);
1556            }
1557        } else {
1558            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1559        }
1560
1561        if (err != OK) {
1562            ALOGE("allocate_buffer_with_backup failed");
1563            return err;
1564        }
1565
1566        if (mem != NULL) {
1567            info.mData = mem->pointer();
1568        }
1569
1570        info.mBuffer = buffer;
1571        info.mStatus = OWNED_BY_US;
1572        info.mMem = mem;
1573        info.mMediaBuffer = NULL;
1574
1575        if (portIndex == kPortIndexOutput) {
1576            if (!(mOMXLivesLocally
1577                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1578                        && (mQuirks & kDefersOutputBufferAllocation))) {
1579                // If the node does not fill in the buffer ptr at this time,
1580                // we will defer creating the MediaBuffer until receiving
1581                // the first FILL_BUFFER_DONE notification instead.
1582                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1583                info.mMediaBuffer->setObserver(this);
1584            }
1585        }
1586
1587        mPortBuffers[portIndex].push(info);
1588
1589        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1590             portIndex == kPortIndexInput ? "input" : "output");
1591    }
1592
1593    if (portIndex == kPortIndexOutput) {
1594
1595        sp<MetaData> meta = mSource->getFormat();
1596        int32_t delay = 0;
1597        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1598            delay = 0;
1599        }
1600        int32_t padding = 0;
1601        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1602            padding = 0;
1603        }
1604        int32_t numchannels = 0;
1605        if (delay + padding) {
1606            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1607                size_t frameSize = numchannels * sizeof(int16_t);
1608                if (mSkipCutBuffer != NULL) {
1609                    size_t prevbuffersize = mSkipCutBuffer->size();
1610                    if (prevbuffersize != 0) {
1611                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1612                    }
1613                }
1614                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1615            }
1616        }
1617    }
1618
1619    // dumpPortStatus(portIndex);
1620
1621    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1622        Vector<MediaBuffer *> buffers;
1623        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1624            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1625
1626            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1627            buffers.push(mbuf);
1628        }
1629
1630        status_t err = mSource->setBuffers(buffers);
1631
1632        if (err != OK) {
1633            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1634                buffers.editItemAt(i)->release();
1635            }
1636            buffers.clear();
1637
1638            CODEC_LOGE(
1639                    "Codec requested to use secure input buffers but "
1640                    "upstream source didn't support that.");
1641
1642            return err;
1643        }
1644    }
1645
1646    return OK;
1647}
1648
1649status_t OMXCodec::applyRotation() {
1650    sp<MetaData> meta = mSource->getFormat();
1651
1652    int32_t rotationDegrees;
1653    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1654        rotationDegrees = 0;
1655    }
1656
1657    uint32_t transform;
1658    switch (rotationDegrees) {
1659        case 0: transform = 0; break;
1660        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1661        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1662        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1663        default: transform = 0; break;
1664    }
1665
1666    status_t err = OK;
1667
1668    if (transform) {
1669        err = native_window_set_buffers_transform(
1670                mNativeWindow.get(), transform);
1671    }
1672
1673    return err;
1674}
1675
1676status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1677    // Get the number of buffers needed.
1678    OMX_PARAM_PORTDEFINITIONTYPE def;
1679    InitOMXParams(&def);
1680    def.nPortIndex = kPortIndexOutput;
1681
1682    status_t err = mOMX->getParameter(
1683            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1684    if (err != OK) {
1685        return err;
1686    }
1687
1688    err = native_window_set_buffers_geometry(
1689            mNativeWindow.get(),
1690            def.format.video.nFrameWidth,
1691            def.format.video.nFrameHeight,
1692            def.format.video.eColorFormat);
1693
1694    if (err != 0) {
1695        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1696                strerror(-err), -err);
1697        return err;
1698    }
1699
1700    err = applyRotation();
1701    if (err != OK) {
1702        return err;
1703    }
1704
1705    // Set up the native window.
1706    OMX_U32 usage = 0;
1707    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1708    if (err != 0) {
1709        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1710        // XXX: Currently this error is logged, but not fatal.
1711        usage = 0;
1712    }
1713    if (mFlags & kEnableGrallocUsageProtected) {
1714        usage |= GRALLOC_USAGE_PROTECTED;
1715    }
1716
1717    // Make sure to check whether either Stagefright or the video decoder
1718    // requested protected buffers.
1719    if (usage & GRALLOC_USAGE_PROTECTED) {
1720        // Verify that the ANativeWindow sends images directly to
1721        // SurfaceFlinger.
1722        int queuesToNativeWindow = 0;
1723        err = mNativeWindow->query(
1724                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1725                &queuesToNativeWindow);
1726        if (err != 0) {
1727            ALOGE("error authenticating native window: %d", err);
1728            return err;
1729        }
1730        if (queuesToNativeWindow != 1) {
1731            ALOGE("native window could not be authenticated");
1732            return PERMISSION_DENIED;
1733        }
1734    }
1735
1736    ALOGV("native_window_set_usage usage=0x%lx", usage);
1737    err = native_window_set_usage(
1738            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1739    if (err != 0) {
1740        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1741        return err;
1742    }
1743
1744    int minUndequeuedBufs = 0;
1745    err = mNativeWindow->query(mNativeWindow.get(),
1746            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1747    if (err != 0) {
1748        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1749                strerror(-err), -err);
1750        return err;
1751    }
1752
1753    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1754    // buffer counts refer to - how do they account for the renderer holding on
1755    // to buffers?
1756    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1757        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1758        def.nBufferCountActual = newBufferCount;
1759        err = mOMX->setParameter(
1760                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1761        if (err != OK) {
1762            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1763                    newBufferCount, err);
1764            return err;
1765        }
1766    }
1767
1768    err = native_window_set_buffer_count(
1769            mNativeWindow.get(), def.nBufferCountActual);
1770    if (err != 0) {
1771        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1772                -err);
1773        return err;
1774    }
1775
1776    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1777            "output port", def.nBufferCountActual, def.nBufferSize);
1778
1779    // Dequeue buffers and send them to OMX
1780    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1781        ANativeWindowBuffer* buf;
1782        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1783        if (err != 0) {
1784            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1785            break;
1786        }
1787
1788        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1789        BufferInfo info;
1790        info.mData = NULL;
1791        info.mSize = def.nBufferSize;
1792        info.mStatus = OWNED_BY_US;
1793        info.mMem = NULL;
1794        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1795        info.mMediaBuffer->setObserver(this);
1796        mPortBuffers[kPortIndexOutput].push(info);
1797
1798        IOMX::buffer_id bufferId;
1799        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1800                &bufferId);
1801        if (err != 0) {
1802            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1803                    "failed: %d", err);
1804            break;
1805        }
1806
1807        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1808
1809        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1810                bufferId, graphicBuffer.get());
1811    }
1812
1813    OMX_U32 cancelStart;
1814    OMX_U32 cancelEnd;
1815    if (err != 0) {
1816        // If an error occurred while dequeuing we need to cancel any buffers
1817        // that were dequeued.
1818        cancelStart = 0;
1819        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1820    } else {
1821        // Return the last two buffers to the native window.
1822        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1823        cancelEnd = def.nBufferCountActual;
1824    }
1825
1826    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1827        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1828        cancelBufferToNativeWindow(info);
1829    }
1830
1831    return err;
1832}
1833
1834status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1835    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1836    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1837    int err = mNativeWindow->cancelBuffer(
1838        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1839    if (err != 0) {
1840      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1841
1842      setState(ERROR);
1843      return err;
1844    }
1845    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1846    return OK;
1847}
1848
1849OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1850    // Dequeue the next buffer from the native window.
1851    ANativeWindowBuffer* buf;
1852    int fenceFd = -1;
1853    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1854    if (err != 0) {
1855      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1856
1857      setState(ERROR);
1858      return 0;
1859    }
1860
1861    // Determine which buffer we just dequeued.
1862    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1863    BufferInfo *bufInfo = 0;
1864    for (size_t i = 0; i < buffers->size(); i++) {
1865      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1866          mMediaBuffer->graphicBuffer();
1867      if (graphicBuffer->handle == buf->handle) {
1868        bufInfo = &buffers->editItemAt(i);
1869        break;
1870      }
1871    }
1872
1873    if (bufInfo == 0) {
1874        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1875
1876        setState(ERROR);
1877        return 0;
1878    }
1879
1880    // The native window no longer owns the buffer.
1881    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1882    bufInfo->mStatus = OWNED_BY_US;
1883
1884    return bufInfo;
1885}
1886
1887status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1888    status_t err = NO_ERROR;
1889    ANativeWindowBuffer* anb = NULL;
1890    int numBufs = 0;
1891    int minUndequeuedBufs = 0;
1892
1893    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1894    // no frames get dropped by SurfaceFlinger assuming that these are video
1895    // frames.
1896    err = native_window_api_disconnect(mNativeWindow.get(),
1897            NATIVE_WINDOW_API_MEDIA);
1898    if (err != NO_ERROR) {
1899        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1900                strerror(-err), -err);
1901        return err;
1902    }
1903
1904    err = native_window_api_connect(mNativeWindow.get(),
1905            NATIVE_WINDOW_API_CPU);
1906    if (err != NO_ERROR) {
1907        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1908                strerror(-err), -err);
1909        return err;
1910    }
1911
1912    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1913            HAL_PIXEL_FORMAT_RGBX_8888);
1914    if (err != NO_ERROR) {
1915        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1916                strerror(-err), -err);
1917        goto error;
1918    }
1919
1920    err = native_window_set_usage(mNativeWindow.get(),
1921            GRALLOC_USAGE_SW_WRITE_OFTEN);
1922    if (err != NO_ERROR) {
1923        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1924                strerror(-err), -err);
1925        goto error;
1926    }
1927
1928    err = native_window_set_scaling_mode(mNativeWindow.get(),
1929            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1930    if (err != OK) {
1931        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1932                strerror(-err), -err);
1933        goto error;
1934    }
1935
1936    err = mNativeWindow->query(mNativeWindow.get(),
1937            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1938    if (err != NO_ERROR) {
1939        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1940                "failed: %s (%d)", strerror(-err), -err);
1941        goto error;
1942    }
1943
1944    numBufs = minUndequeuedBufs + 1;
1945    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1946    if (err != NO_ERROR) {
1947        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1948                strerror(-err), -err);
1949        goto error;
1950    }
1951
1952    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1953    // buffer twice.  This should guarantee that the buffer has been displayed
1954    // on the screen and then been replaced, so an previous video frames are
1955    // guaranteed NOT to be currently displayed.
1956    for (int i = 0; i < numBufs + 1; i++) {
1957        int fenceFd = -1;
1958        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1959        if (err != NO_ERROR) {
1960            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1961                    strerror(-err), -err);
1962            goto error;
1963        }
1964
1965        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1966
1967        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1968        uint32_t* img = NULL;
1969        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1970        if (err != NO_ERROR) {
1971            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1972                    strerror(-err), -err);
1973            goto error;
1974        }
1975
1976        *img = 0;
1977
1978        err = buf->unlock();
1979        if (err != NO_ERROR) {
1980            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1981                    strerror(-err), -err);
1982            goto error;
1983        }
1984
1985        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1986                buf->getNativeBuffer(), -1);
1987        if (err != NO_ERROR) {
1988            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1989                    strerror(-err), -err);
1990            goto error;
1991        }
1992
1993        anb = NULL;
1994    }
1995
1996error:
1997
1998    if (err != NO_ERROR) {
1999        // Clean up after an error.
2000        if (anb != NULL) {
2001            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
2002        }
2003
2004        native_window_api_disconnect(mNativeWindow.get(),
2005                NATIVE_WINDOW_API_CPU);
2006        native_window_api_connect(mNativeWindow.get(),
2007                NATIVE_WINDOW_API_MEDIA);
2008
2009        return err;
2010    } else {
2011        // Clean up after success.
2012        err = native_window_api_disconnect(mNativeWindow.get(),
2013                NATIVE_WINDOW_API_CPU);
2014        if (err != NO_ERROR) {
2015            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2016                    strerror(-err), -err);
2017            return err;
2018        }
2019
2020        err = native_window_api_connect(mNativeWindow.get(),
2021                NATIVE_WINDOW_API_MEDIA);
2022        if (err != NO_ERROR) {
2023            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2024                    strerror(-err), -err);
2025            return err;
2026        }
2027
2028        return NO_ERROR;
2029    }
2030}
2031
2032int64_t OMXCodec::getDecodingTimeUs() {
2033    CHECK(mIsEncoder && mIsVideo);
2034
2035    if (mDecodingTimeList.empty()) {
2036        CHECK(mSignalledEOS || mNoMoreOutputData);
2037        // No corresponding input frame available.
2038        // This could happen when EOS is reached.
2039        return 0;
2040    }
2041
2042    List<int64_t>::iterator it = mDecodingTimeList.begin();
2043    int64_t timeUs = *it;
2044    mDecodingTimeList.erase(it);
2045    return timeUs;
2046}
2047
2048void OMXCodec::on_message(const omx_message &msg) {
2049    if (mState == ERROR) {
2050        ALOGW("Dropping OMX message - we're in ERROR state.");
2051        return;
2052    }
2053
2054    switch (msg.type) {
2055        case omx_message::EVENT:
2056        {
2057            onEvent(
2058                 msg.u.event_data.event, msg.u.event_data.data1,
2059                 msg.u.event_data.data2);
2060
2061            break;
2062        }
2063
2064        case omx_message::EMPTY_BUFFER_DONE:
2065        {
2066            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2067
2068            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2069
2070            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2071            size_t i = 0;
2072            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2073                ++i;
2074            }
2075
2076            CHECK(i < buffers->size());
2077            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2078                ALOGW("We already own input buffer %p, yet received "
2079                     "an EMPTY_BUFFER_DONE.", buffer);
2080            }
2081
2082            BufferInfo* info = &buffers->editItemAt(i);
2083            info->mStatus = OWNED_BY_US;
2084
2085            // Buffer could not be released until empty buffer done is called.
2086            if (info->mMediaBuffer != NULL) {
2087                if (mIsEncoder &&
2088                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2089                    // If zero-copy mode is enabled this will send the
2090                    // input buffer back to the upstream source.
2091                    restorePatchedDataPointer(info);
2092                }
2093
2094                info->mMediaBuffer->release();
2095                info->mMediaBuffer = NULL;
2096            }
2097
2098            if (mPortStatus[kPortIndexInput] == DISABLING) {
2099                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2100
2101                status_t err = freeBuffer(kPortIndexInput, i);
2102                CHECK_EQ(err, (status_t)OK);
2103            } else if (mState != ERROR
2104                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2105                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2106
2107                if (mFlags & kUseSecureInputBuffers) {
2108                    drainAnyInputBuffer();
2109                } else {
2110                    drainInputBuffer(&buffers->editItemAt(i));
2111                }
2112            }
2113            break;
2114        }
2115
2116        case omx_message::FILL_BUFFER_DONE:
2117        {
2118            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2119            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2120
2121            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2122                 buffer,
2123                 msg.u.extended_buffer_data.range_length,
2124                 flags,
2125                 msg.u.extended_buffer_data.timestamp,
2126                 msg.u.extended_buffer_data.timestamp / 1E6);
2127
2128            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2129            size_t i = 0;
2130            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2131                ++i;
2132            }
2133
2134            CHECK(i < buffers->size());
2135            BufferInfo *info = &buffers->editItemAt(i);
2136
2137            if (info->mStatus != OWNED_BY_COMPONENT) {
2138                ALOGW("We already own output buffer %p, yet received "
2139                     "a FILL_BUFFER_DONE.", buffer);
2140            }
2141
2142            info->mStatus = OWNED_BY_US;
2143
2144            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2145                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2146
2147                status_t err = freeBuffer(kPortIndexOutput, i);
2148                CHECK_EQ(err, (status_t)OK);
2149
2150#if 0
2151            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2152                       && (flags & OMX_BUFFERFLAG_EOS)) {
2153                CODEC_LOGV("No more output data.");
2154                mNoMoreOutputData = true;
2155                mBufferFilled.signal();
2156#endif
2157            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2158                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2159
2160                if (info->mMediaBuffer == NULL) {
2161                    CHECK(mOMXLivesLocally);
2162                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2163                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2164
2165                    // The qcom video decoders on Nexus don't actually allocate
2166                    // output buffer memory on a call to OMX_AllocateBuffer
2167                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2168                    // structure is only filled in later.
2169
2170                    info->mMediaBuffer = new MediaBuffer(
2171                            msg.u.extended_buffer_data.data_ptr,
2172                            info->mSize);
2173                    info->mMediaBuffer->setObserver(this);
2174                }
2175
2176                MediaBuffer *buffer = info->mMediaBuffer;
2177                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2178
2179                if (!isGraphicBuffer
2180                    && msg.u.extended_buffer_data.range_offset
2181                        + msg.u.extended_buffer_data.range_length
2182                            > buffer->size()) {
2183                    CODEC_LOGE(
2184                            "Codec lied about its buffer size requirements, "
2185                            "sending a buffer larger than the originally "
2186                            "advertised size in FILL_BUFFER_DONE!");
2187                }
2188                buffer->set_range(
2189                        msg.u.extended_buffer_data.range_offset,
2190                        msg.u.extended_buffer_data.range_length);
2191
2192                buffer->meta_data()->clear();
2193
2194                buffer->meta_data()->setInt64(
2195                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2196
2197                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2198                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2199                }
2200                bool isCodecSpecific = false;
2201                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2202                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2203                    isCodecSpecific = true;
2204                }
2205
2206                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2207                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2208                }
2209
2210                buffer->meta_data()->setPointer(
2211                        kKeyPlatformPrivate,
2212                        msg.u.extended_buffer_data.platform_private);
2213
2214                buffer->meta_data()->setPointer(
2215                        kKeyBufferID,
2216                        msg.u.extended_buffer_data.buffer);
2217
2218                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2219                    CODEC_LOGV("No more output data.");
2220                    mNoMoreOutputData = true;
2221                }
2222
2223                if (mIsEncoder && mIsVideo) {
2224                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2225                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2226                }
2227
2228                if (mTargetTimeUs >= 0) {
2229                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2230
2231                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2232                        CODEC_LOGV(
2233                                "skipping output buffer at timestamp %lld us",
2234                                msg.u.extended_buffer_data.timestamp);
2235
2236                        fillOutputBuffer(info);
2237                        break;
2238                    }
2239
2240                    CODEC_LOGV(
2241                            "returning output buffer at target timestamp "
2242                            "%lld us",
2243                            msg.u.extended_buffer_data.timestamp);
2244
2245                    mTargetTimeUs = -1;
2246                }
2247
2248                mFilledBuffers.push_back(i);
2249                mBufferFilled.signal();
2250                if (mIsEncoder) {
2251                    sched_yield();
2252                }
2253            }
2254
2255            break;
2256        }
2257
2258        default:
2259        {
2260            CHECK(!"should not be here.");
2261            break;
2262        }
2263    }
2264}
2265
2266// Has the format changed in any way that the client would have to be aware of?
2267static bool formatHasNotablyChanged(
2268        const sp<MetaData> &from, const sp<MetaData> &to) {
2269    if (from.get() == NULL && to.get() == NULL) {
2270        return false;
2271    }
2272
2273    if ((from.get() == NULL && to.get() != NULL)
2274        || (from.get() != NULL && to.get() == NULL)) {
2275        return true;
2276    }
2277
2278    const char *mime_from, *mime_to;
2279    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2280    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2281
2282    if (strcasecmp(mime_from, mime_to)) {
2283        return true;
2284    }
2285
2286    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2287        int32_t colorFormat_from, colorFormat_to;
2288        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2289        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2290
2291        if (colorFormat_from != colorFormat_to) {
2292            return true;
2293        }
2294
2295        int32_t width_from, width_to;
2296        CHECK(from->findInt32(kKeyWidth, &width_from));
2297        CHECK(to->findInt32(kKeyWidth, &width_to));
2298
2299        if (width_from != width_to) {
2300            return true;
2301        }
2302
2303        int32_t height_from, height_to;
2304        CHECK(from->findInt32(kKeyHeight, &height_from));
2305        CHECK(to->findInt32(kKeyHeight, &height_to));
2306
2307        if (height_from != height_to) {
2308            return true;
2309        }
2310
2311        int32_t left_from, top_from, right_from, bottom_from;
2312        CHECK(from->findRect(
2313                    kKeyCropRect,
2314                    &left_from, &top_from, &right_from, &bottom_from));
2315
2316        int32_t left_to, top_to, right_to, bottom_to;
2317        CHECK(to->findRect(
2318                    kKeyCropRect,
2319                    &left_to, &top_to, &right_to, &bottom_to));
2320
2321        if (left_to != left_from || top_to != top_from
2322                || right_to != right_from || bottom_to != bottom_from) {
2323            return true;
2324        }
2325    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2326        int32_t numChannels_from, numChannels_to;
2327        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2328        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2329
2330        if (numChannels_from != numChannels_to) {
2331            return true;
2332        }
2333
2334        int32_t sampleRate_from, sampleRate_to;
2335        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2336        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2337
2338        if (sampleRate_from != sampleRate_to) {
2339            return true;
2340        }
2341    }
2342
2343    return false;
2344}
2345
2346void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2347    switch (event) {
2348        case OMX_EventCmdComplete:
2349        {
2350            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2351            break;
2352        }
2353
2354        case OMX_EventError:
2355        {
2356            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2357
2358            setState(ERROR);
2359            break;
2360        }
2361
2362        case OMX_EventPortSettingsChanged:
2363        {
2364            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2365                       data1, data2);
2366
2367            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2368                // There is no need to check whether mFilledBuffers is empty or not
2369                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2370                // the output buffers.
2371                if (data1 == kPortIndexOutput) {
2372                    CHECK(mFilledBuffers.empty());
2373                }
2374                onPortSettingsChanged(data1);
2375            } else if (data1 == kPortIndexOutput &&
2376                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2377                         data2 == OMX_IndexConfigCommonScale)) {
2378
2379                sp<MetaData> oldOutputFormat = mOutputFormat;
2380                initOutputFormat(mSource->getFormat());
2381
2382                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2383                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2384                    mOutputPortSettingsHaveChanged = true;
2385
2386                } else if (data2 == OMX_IndexConfigCommonScale) {
2387                    OMX_CONFIG_SCALEFACTORTYPE scale;
2388                    InitOMXParams(&scale);
2389                    scale.nPortIndex = kPortIndexOutput;
2390
2391                    // Change display dimension only when necessary.
2392                    if (OK == mOMX->getConfig(
2393                                        mNode,
2394                                        OMX_IndexConfigCommonScale,
2395                                        &scale, sizeof(scale))) {
2396                        int32_t left, top, right, bottom;
2397                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2398                                                      &left, &top,
2399                                                      &right, &bottom));
2400
2401                        // The scale is in 16.16 format.
2402                        // scale 1.0 = 0x010000. When there is no
2403                        // need to change the display, skip it.
2404                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2405                                scale.xWidth, scale.xHeight);
2406
2407                        if (scale.xWidth != 0x010000) {
2408                            mOutputFormat->setInt32(kKeyDisplayWidth,
2409                                    ((right - left +  1) * scale.xWidth)  >> 16);
2410                            mOutputPortSettingsHaveChanged = true;
2411                        }
2412
2413                        if (scale.xHeight != 0x010000) {
2414                            mOutputFormat->setInt32(kKeyDisplayHeight,
2415                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2416                            mOutputPortSettingsHaveChanged = true;
2417                        }
2418                    }
2419                }
2420            }
2421            break;
2422        }
2423
2424#if 0
2425        case OMX_EventBufferFlag:
2426        {
2427            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2428
2429            if (data1 == kPortIndexOutput) {
2430                mNoMoreOutputData = true;
2431            }
2432            break;
2433        }
2434#endif
2435
2436        default:
2437        {
2438            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2439            break;
2440        }
2441    }
2442}
2443
2444void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2445    switch (cmd) {
2446        case OMX_CommandStateSet:
2447        {
2448            onStateChange((OMX_STATETYPE)data);
2449            break;
2450        }
2451
2452        case OMX_CommandPortDisable:
2453        {
2454            OMX_U32 portIndex = data;
2455            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2456
2457            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2458            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2459            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2460
2461            mPortStatus[portIndex] = DISABLED;
2462
2463            if (mState == RECONFIGURING) {
2464                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2465
2466                sp<MetaData> oldOutputFormat = mOutputFormat;
2467                initOutputFormat(mSource->getFormat());
2468
2469                // Don't notify clients if the output port settings change
2470                // wasn't of importance to them, i.e. it may be that just the
2471                // number of buffers has changed and nothing else.
2472                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2473                if (!mOutputPortSettingsHaveChanged) {
2474                    mOutputPortSettingsHaveChanged = formatChanged;
2475                }
2476
2477                status_t err = enablePortAsync(portIndex);
2478                if (err != OK) {
2479                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2480                    setState(ERROR);
2481                } else {
2482                    err = allocateBuffersOnPort(portIndex);
2483                    if (err != OK) {
2484                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2485                                   "(err = %d)",
2486                                   portIndex == kPortIndexInput
2487                                        ? "input" : "output",
2488                                   err);
2489
2490                        setState(ERROR);
2491                    }
2492                }
2493            }
2494            break;
2495        }
2496
2497        case OMX_CommandPortEnable:
2498        {
2499            OMX_U32 portIndex = data;
2500            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2501
2502            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2503            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2504
2505            mPortStatus[portIndex] = ENABLED;
2506
2507            if (mState == RECONFIGURING) {
2508                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2509
2510                setState(EXECUTING);
2511
2512                fillOutputBuffers();
2513            }
2514            break;
2515        }
2516
2517        case OMX_CommandFlush:
2518        {
2519            OMX_U32 portIndex = data;
2520
2521            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2522
2523            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2524            mPortStatus[portIndex] = ENABLED;
2525
2526            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2527                     mPortBuffers[portIndex].size());
2528
2529            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2530                mSkipCutBuffer->clear();
2531            }
2532
2533            if (mState == RECONFIGURING) {
2534                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2535
2536                disablePortAsync(portIndex);
2537            } else if (mState == EXECUTING_TO_IDLE) {
2538                if (mPortStatus[kPortIndexInput] == ENABLED
2539                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2540                    CODEC_LOGV("Finished flushing both ports, now completing "
2541                         "transition from EXECUTING to IDLE.");
2542
2543                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2544                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2545
2546                    status_t err =
2547                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2548                    CHECK_EQ(err, (status_t)OK);
2549                }
2550            } else {
2551                // We're flushing both ports in preparation for seeking.
2552
2553                if (mPortStatus[kPortIndexInput] == ENABLED
2554                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2555                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2556                         " seek-time.");
2557
2558                    // We implicitly resume pulling on our upstream source.
2559                    mPaused = false;
2560
2561                    drainInputBuffers();
2562                    fillOutputBuffers();
2563                }
2564
2565                if (mOutputPortSettingsChangedPending) {
2566                    CODEC_LOGV(
2567                            "Honoring deferred output port settings change.");
2568
2569                    mOutputPortSettingsChangedPending = false;
2570                    onPortSettingsChanged(kPortIndexOutput);
2571                }
2572            }
2573
2574            break;
2575        }
2576
2577        default:
2578        {
2579            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2580            break;
2581        }
2582    }
2583}
2584
2585void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2586    CODEC_LOGV("onStateChange %d", newState);
2587
2588    switch (newState) {
2589        case OMX_StateIdle:
2590        {
2591            CODEC_LOGV("Now Idle.");
2592            if (mState == LOADED_TO_IDLE) {
2593                status_t err = mOMX->sendCommand(
2594                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2595
2596                CHECK_EQ(err, (status_t)OK);
2597
2598                setState(IDLE_TO_EXECUTING);
2599            } else {
2600                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2601
2602                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2603                    mPortBuffers[kPortIndexInput].size()) {
2604                    ALOGE("Codec did not return all input buffers "
2605                          "(received %d / %d)",
2606                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2607                            mPortBuffers[kPortIndexInput].size());
2608                    TRESPASS();
2609                }
2610
2611                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2612                    mPortBuffers[kPortIndexOutput].size()) {
2613                    ALOGE("Codec did not return all output buffers "
2614                          "(received %d / %d)",
2615                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2616                            mPortBuffers[kPortIndexOutput].size());
2617                    TRESPASS();
2618                }
2619
2620                status_t err = mOMX->sendCommand(
2621                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2622
2623                CHECK_EQ(err, (status_t)OK);
2624
2625                err = freeBuffersOnPort(kPortIndexInput);
2626                CHECK_EQ(err, (status_t)OK);
2627
2628                err = freeBuffersOnPort(kPortIndexOutput);
2629                CHECK_EQ(err, (status_t)OK);
2630
2631                mPortStatus[kPortIndexInput] = ENABLED;
2632                mPortStatus[kPortIndexOutput] = ENABLED;
2633
2634                if ((mFlags & kEnableGrallocUsageProtected) &&
2635                        mNativeWindow != NULL) {
2636                    // We push enough 1x1 blank buffers to ensure that one of
2637                    // them has made it to the display.  This allows the OMX
2638                    // component teardown to zero out any protected buffers
2639                    // without the risk of scanning out one of those buffers.
2640                    pushBlankBuffersToNativeWindow();
2641                }
2642
2643                setState(IDLE_TO_LOADED);
2644            }
2645            break;
2646        }
2647
2648        case OMX_StateExecuting:
2649        {
2650            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2651
2652            CODEC_LOGV("Now Executing.");
2653
2654            mOutputPortSettingsChangedPending = false;
2655
2656            setState(EXECUTING);
2657
2658            // Buffers will be submitted to the component in the first
2659            // call to OMXCodec::read as mInitialBufferSubmit is true at
2660            // this point. This ensures that this on_message call returns,
2661            // releases the lock and ::init can notice the state change and
2662            // itself return.
2663            break;
2664        }
2665
2666        case OMX_StateLoaded:
2667        {
2668            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2669
2670            CODEC_LOGV("Now Loaded.");
2671
2672            setState(LOADED);
2673            break;
2674        }
2675
2676        case OMX_StateInvalid:
2677        {
2678            setState(ERROR);
2679            break;
2680        }
2681
2682        default:
2683        {
2684            CHECK(!"should not be here.");
2685            break;
2686        }
2687    }
2688}
2689
2690// static
2691size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2692    size_t n = 0;
2693    for (size_t i = 0; i < buffers.size(); ++i) {
2694        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2695            ++n;
2696        }
2697    }
2698
2699    return n;
2700}
2701
2702status_t OMXCodec::freeBuffersOnPort(
2703        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2704    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2705
2706    status_t stickyErr = OK;
2707
2708    for (size_t i = buffers->size(); i-- > 0;) {
2709        BufferInfo *info = &buffers->editItemAt(i);
2710
2711        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2712            continue;
2713        }
2714
2715        CHECK(info->mStatus == OWNED_BY_US
2716                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2717
2718        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2719
2720        status_t err = freeBuffer(portIndex, i);
2721
2722        if (err != OK) {
2723            stickyErr = err;
2724        }
2725
2726    }
2727
2728    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2729
2730    return stickyErr;
2731}
2732
2733status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2734    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2735
2736    BufferInfo *info = &buffers->editItemAt(bufIndex);
2737
2738    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2739
2740    if (err == OK && info->mMediaBuffer != NULL) {
2741        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2742        info->mMediaBuffer->setObserver(NULL);
2743
2744        // Make sure nobody but us owns this buffer at this point.
2745        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2746
2747        // Cancel the buffer if it belongs to an ANativeWindow.
2748        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2749        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2750            err = cancelBufferToNativeWindow(info);
2751        }
2752
2753        info->mMediaBuffer->release();
2754        info->mMediaBuffer = NULL;
2755    }
2756
2757    if (err == OK) {
2758        buffers->removeAt(bufIndex);
2759    }
2760
2761    return err;
2762}
2763
2764void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2765    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2766
2767    CHECK_EQ((int)mState, (int)EXECUTING);
2768    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2769    CHECK(!mOutputPortSettingsChangedPending);
2770
2771    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2772        CODEC_LOGV("Deferring output port settings change.");
2773        mOutputPortSettingsChangedPending = true;
2774        return;
2775    }
2776
2777    setState(RECONFIGURING);
2778
2779    if (mQuirks & kNeedsFlushBeforeDisable) {
2780        if (!flushPortAsync(portIndex)) {
2781            onCmdComplete(OMX_CommandFlush, portIndex);
2782        }
2783    } else {
2784        disablePortAsync(portIndex);
2785    }
2786}
2787
2788bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2789    CHECK(mState == EXECUTING || mState == RECONFIGURING
2790            || mState == EXECUTING_TO_IDLE);
2791
2792    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2793         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2794         mPortBuffers[portIndex].size());
2795
2796    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2797    mPortStatus[portIndex] = SHUTTING_DOWN;
2798
2799    if ((mQuirks & kRequiresFlushCompleteEmulation)
2800        && countBuffersWeOwn(mPortBuffers[portIndex])
2801                == mPortBuffers[portIndex].size()) {
2802        // No flush is necessary and this component fails to send a
2803        // flush-complete event in this case.
2804
2805        return false;
2806    }
2807
2808    status_t err =
2809        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2810    CHECK_EQ(err, (status_t)OK);
2811
2812    return true;
2813}
2814
2815void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2816    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2817
2818    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2819    mPortStatus[portIndex] = DISABLING;
2820
2821    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2822    status_t err =
2823        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2824    CHECK_EQ(err, (status_t)OK);
2825
2826    freeBuffersOnPort(portIndex, true);
2827}
2828
2829status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2830    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2831
2832    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2833    mPortStatus[portIndex] = ENABLING;
2834
2835    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2836    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2837}
2838
2839void OMXCodec::fillOutputBuffers() {
2840    CHECK_EQ((int)mState, (int)EXECUTING);
2841
2842    // This is a workaround for some decoders not properly reporting
2843    // end-of-output-stream. If we own all input buffers and also own
2844    // all output buffers and we already signalled end-of-input-stream,
2845    // the end-of-output-stream is implied.
2846    if (mSignalledEOS
2847            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2848                == mPortBuffers[kPortIndexInput].size()
2849            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2850                == mPortBuffers[kPortIndexOutput].size()) {
2851        mNoMoreOutputData = true;
2852        mBufferFilled.signal();
2853
2854        return;
2855    }
2856
2857    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2858    for (size_t i = 0; i < buffers->size(); ++i) {
2859        BufferInfo *info = &buffers->editItemAt(i);
2860        if (info->mStatus == OWNED_BY_US) {
2861            fillOutputBuffer(&buffers->editItemAt(i));
2862        }
2863    }
2864}
2865
2866void OMXCodec::drainInputBuffers() {
2867    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2868
2869    if (mFlags & kUseSecureInputBuffers) {
2870        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2871        for (size_t i = 0; i < buffers->size(); ++i) {
2872            if (!drainAnyInputBuffer()
2873                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2874                break;
2875            }
2876        }
2877    } else {
2878        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2879        for (size_t i = 0; i < buffers->size(); ++i) {
2880            BufferInfo *info = &buffers->editItemAt(i);
2881
2882            if (info->mStatus != OWNED_BY_US) {
2883                continue;
2884            }
2885
2886            if (!drainInputBuffer(info)) {
2887                break;
2888            }
2889
2890            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2891                break;
2892            }
2893        }
2894    }
2895}
2896
2897bool OMXCodec::drainAnyInputBuffer() {
2898    return drainInputBuffer((BufferInfo *)NULL);
2899}
2900
2901OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2902    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2903    for (size_t i = 0; i < infos->size(); ++i) {
2904        BufferInfo *info = &infos->editItemAt(i);
2905
2906        if (info->mData == ptr) {
2907            CODEC_LOGV(
2908                    "input buffer data ptr = %p, buffer_id = %p",
2909                    ptr,
2910                    info->mBuffer);
2911
2912            return info;
2913        }
2914    }
2915
2916    TRESPASS();
2917}
2918
2919OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2920    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2921    for (size_t i = 0; i < infos->size(); ++i) {
2922        BufferInfo *info = &infos->editItemAt(i);
2923
2924        if (info->mStatus == OWNED_BY_US) {
2925            return info;
2926        }
2927    }
2928
2929    TRESPASS();
2930}
2931
2932bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2933    if (info != NULL) {
2934        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2935    }
2936
2937    if (mSignalledEOS) {
2938        return false;
2939    }
2940
2941    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2942        CHECK(!(mFlags & kUseSecureInputBuffers));
2943
2944        const CodecSpecificData *specific =
2945            mCodecSpecificData[mCodecSpecificDataIndex];
2946
2947        size_t size = specific->mSize;
2948
2949        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2950                && !(mQuirks & kWantsNALFragments)) {
2951            static const uint8_t kNALStartCode[4] =
2952                    { 0x00, 0x00, 0x00, 0x01 };
2953
2954            CHECK(info->mSize >= specific->mSize + 4);
2955
2956            size += 4;
2957
2958            memcpy(info->mData, kNALStartCode, 4);
2959            memcpy((uint8_t *)info->mData + 4,
2960                   specific->mData, specific->mSize);
2961        } else {
2962            CHECK(info->mSize >= specific->mSize);
2963            memcpy(info->mData, specific->mData, specific->mSize);
2964        }
2965
2966        mNoMoreOutputData = false;
2967
2968        CODEC_LOGV("calling emptyBuffer with codec specific data");
2969
2970        status_t err = mOMX->emptyBuffer(
2971                mNode, info->mBuffer, 0, size,
2972                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2973                0);
2974        CHECK_EQ(err, (status_t)OK);
2975
2976        info->mStatus = OWNED_BY_COMPONENT;
2977
2978        ++mCodecSpecificDataIndex;
2979        return true;
2980    }
2981
2982    if (mPaused) {
2983        return false;
2984    }
2985
2986    status_t err;
2987
2988    bool signalEOS = false;
2989    int64_t timestampUs = 0;
2990
2991    size_t offset = 0;
2992    int32_t n = 0;
2993
2994
2995    for (;;) {
2996        MediaBuffer *srcBuffer;
2997        if (mSeekTimeUs >= 0) {
2998            if (mLeftOverBuffer) {
2999                mLeftOverBuffer->release();
3000                mLeftOverBuffer = NULL;
3001            }
3002
3003            MediaSource::ReadOptions options;
3004            options.setSeekTo(mSeekTimeUs, mSeekMode);
3005
3006            mSeekTimeUs = -1;
3007            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3008            mBufferFilled.signal();
3009
3010            err = mSource->read(&srcBuffer, &options);
3011
3012            if (err == OK) {
3013                int64_t targetTimeUs;
3014                if (srcBuffer->meta_data()->findInt64(
3015                            kKeyTargetTime, &targetTimeUs)
3016                        && targetTimeUs >= 0) {
3017                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3018                    mTargetTimeUs = targetTimeUs;
3019                } else {
3020                    mTargetTimeUs = -1;
3021                }
3022            }
3023        } else if (mLeftOverBuffer) {
3024            srcBuffer = mLeftOverBuffer;
3025            mLeftOverBuffer = NULL;
3026
3027            err = OK;
3028        } else {
3029            err = mSource->read(&srcBuffer);
3030        }
3031
3032        if (err != OK) {
3033            signalEOS = true;
3034            mFinalStatus = err;
3035            mSignalledEOS = true;
3036            mBufferFilled.signal();
3037            break;
3038        }
3039
3040        if (mFlags & kUseSecureInputBuffers) {
3041            info = findInputBufferByDataPointer(srcBuffer->data());
3042            CHECK(info != NULL);
3043        }
3044
3045        size_t remainingBytes = info->mSize - offset;
3046
3047        if (srcBuffer->range_length() > remainingBytes) {
3048            if (offset == 0) {
3049                CODEC_LOGE(
3050                     "Codec's input buffers are too small to accomodate "
3051                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3052                     info->mSize, srcBuffer->range_length());
3053
3054                srcBuffer->release();
3055                srcBuffer = NULL;
3056
3057                setState(ERROR);
3058                return false;
3059            }
3060
3061            mLeftOverBuffer = srcBuffer;
3062            break;
3063        }
3064
3065        bool releaseBuffer = true;
3066        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3067            CHECK(mOMXLivesLocally && offset == 0);
3068
3069            OMX_BUFFERHEADERTYPE *header =
3070                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3071
3072            CHECK(header->pBuffer == info->mData);
3073
3074            header->pBuffer =
3075                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3076
3077            releaseBuffer = false;
3078            info->mMediaBuffer = srcBuffer;
3079        } else {
3080            if (mFlags & kStoreMetaDataInVideoBuffers) {
3081                releaseBuffer = false;
3082                info->mMediaBuffer = srcBuffer;
3083            }
3084
3085            if (mFlags & kUseSecureInputBuffers) {
3086                // Data in "info" is already provided at this time.
3087
3088                releaseBuffer = false;
3089
3090                CHECK(info->mMediaBuffer == NULL);
3091                info->mMediaBuffer = srcBuffer;
3092            } else {
3093                CHECK(srcBuffer->data() != NULL) ;
3094                memcpy((uint8_t *)info->mData + offset,
3095                        (const uint8_t *)srcBuffer->data()
3096                            + srcBuffer->range_offset(),
3097                        srcBuffer->range_length());
3098            }
3099        }
3100
3101        int64_t lastBufferTimeUs;
3102        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3103        CHECK(lastBufferTimeUs >= 0);
3104        if (mIsEncoder && mIsVideo) {
3105            mDecodingTimeList.push_back(lastBufferTimeUs);
3106        }
3107
3108        if (offset == 0) {
3109            timestampUs = lastBufferTimeUs;
3110        }
3111
3112        offset += srcBuffer->range_length();
3113
3114        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3115            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3116            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3117
3118            int32_t numPageSamples;
3119            if (!srcBuffer->meta_data()->findInt32(
3120                        kKeyValidSamples, &numPageSamples)) {
3121                numPageSamples = -1;
3122            }
3123
3124            memcpy((uint8_t *)info->mData + offset,
3125                   &numPageSamples,
3126                   sizeof(numPageSamples));
3127
3128            offset += sizeof(numPageSamples);
3129        }
3130
3131        if (releaseBuffer) {
3132            srcBuffer->release();
3133            srcBuffer = NULL;
3134        }
3135
3136        ++n;
3137
3138        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3139            break;
3140        }
3141
3142        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3143
3144        if (coalescedDurationUs > 250000ll) {
3145            // Don't coalesce more than 250ms worth of encoded data at once.
3146            break;
3147        }
3148    }
3149
3150    if (n > 1) {
3151        ALOGV("coalesced %d frames into one input buffer", n);
3152    }
3153
3154    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3155
3156    if (signalEOS) {
3157        flags |= OMX_BUFFERFLAG_EOS;
3158    } else {
3159        mNoMoreOutputData = false;
3160    }
3161
3162    if (info == NULL) {
3163        CHECK(mFlags & kUseSecureInputBuffers);
3164        CHECK(signalEOS);
3165
3166        // This is fishy, there's still a MediaBuffer corresponding to this
3167        // info available to the source at this point even though we're going
3168        // to use it to signal EOS to the codec.
3169        info = findEmptyInputBuffer();
3170    }
3171
3172    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3173               "timestamp %lld us (%.2f secs)",
3174               info->mBuffer, offset,
3175               timestampUs, timestampUs / 1E6);
3176
3177    err = mOMX->emptyBuffer(
3178            mNode, info->mBuffer, 0, offset,
3179            flags, timestampUs);
3180
3181    if (err != OK) {
3182        setState(ERROR);
3183        return false;
3184    }
3185
3186    info->mStatus = OWNED_BY_COMPONENT;
3187
3188    return true;
3189}
3190
3191void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3192    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3193
3194    if (mNoMoreOutputData) {
3195        CODEC_LOGV("There is no more output data available, not "
3196             "calling fillOutputBuffer");
3197        return;
3198    }
3199
3200    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3201    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3202
3203    if (err != OK) {
3204        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3205
3206        setState(ERROR);
3207        return;
3208    }
3209
3210    info->mStatus = OWNED_BY_COMPONENT;
3211}
3212
3213bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3214    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3215    for (size_t i = 0; i < buffers->size(); ++i) {
3216        if ((*buffers)[i].mBuffer == buffer) {
3217            return drainInputBuffer(&buffers->editItemAt(i));
3218        }
3219    }
3220
3221    CHECK(!"should not be here.");
3222
3223    return false;
3224}
3225
3226void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3227    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3228    for (size_t i = 0; i < buffers->size(); ++i) {
3229        if ((*buffers)[i].mBuffer == buffer) {
3230            fillOutputBuffer(&buffers->editItemAt(i));
3231            return;
3232        }
3233    }
3234
3235    CHECK(!"should not be here.");
3236}
3237
3238void OMXCodec::setState(State newState) {
3239    mState = newState;
3240    mAsyncCompletion.signal();
3241
3242    // This may cause some spurious wakeups but is necessary to
3243    // unblock the reader if we enter ERROR state.
3244    mBufferFilled.signal();
3245}
3246
3247status_t OMXCodec::waitForBufferFilled_l() {
3248
3249    if (mIsEncoder) {
3250        // For timelapse video recording, the timelapse video recording may
3251        // not send an input frame for a _long_ time. Do not use timeout
3252        // for video encoding.
3253        return mBufferFilled.wait(mLock);
3254    }
3255    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3256    if (err != OK) {
3257        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3258            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3259            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3260    }
3261    return err;
3262}
3263
3264void OMXCodec::setRawAudioFormat(
3265        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3266
3267    // port definition
3268    OMX_PARAM_PORTDEFINITIONTYPE def;
3269    InitOMXParams(&def);
3270    def.nPortIndex = portIndex;
3271    status_t err = mOMX->getParameter(
3272            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3273    CHECK_EQ(err, (status_t)OK);
3274    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3275    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3276            &def, sizeof(def)), (status_t)OK);
3277
3278    // pcm param
3279    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3280    InitOMXParams(&pcmParams);
3281    pcmParams.nPortIndex = portIndex;
3282
3283    err = mOMX->getParameter(
3284            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3285
3286    CHECK_EQ(err, (status_t)OK);
3287
3288    pcmParams.nChannels = numChannels;
3289    pcmParams.eNumData = OMX_NumericalDataSigned;
3290    pcmParams.bInterleaved = OMX_TRUE;
3291    pcmParams.nBitPerSample = 16;
3292    pcmParams.nSamplingRate = sampleRate;
3293    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3294
3295    CHECK_EQ(getOMXChannelMapping(
3296                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3297
3298    err = mOMX->setParameter(
3299            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3300
3301    CHECK_EQ(err, (status_t)OK);
3302}
3303
3304static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3305    if (isAMRWB) {
3306        if (bps <= 6600) {
3307            return OMX_AUDIO_AMRBandModeWB0;
3308        } else if (bps <= 8850) {
3309            return OMX_AUDIO_AMRBandModeWB1;
3310        } else if (bps <= 12650) {
3311            return OMX_AUDIO_AMRBandModeWB2;
3312        } else if (bps <= 14250) {
3313            return OMX_AUDIO_AMRBandModeWB3;
3314        } else if (bps <= 15850) {
3315            return OMX_AUDIO_AMRBandModeWB4;
3316        } else if (bps <= 18250) {
3317            return OMX_AUDIO_AMRBandModeWB5;
3318        } else if (bps <= 19850) {
3319            return OMX_AUDIO_AMRBandModeWB6;
3320        } else if (bps <= 23050) {
3321            return OMX_AUDIO_AMRBandModeWB7;
3322        }
3323
3324        // 23850 bps
3325        return OMX_AUDIO_AMRBandModeWB8;
3326    } else {  // AMRNB
3327        if (bps <= 4750) {
3328            return OMX_AUDIO_AMRBandModeNB0;
3329        } else if (bps <= 5150) {
3330            return OMX_AUDIO_AMRBandModeNB1;
3331        } else if (bps <= 5900) {
3332            return OMX_AUDIO_AMRBandModeNB2;
3333        } else if (bps <= 6700) {
3334            return OMX_AUDIO_AMRBandModeNB3;
3335        } else if (bps <= 7400) {
3336            return OMX_AUDIO_AMRBandModeNB4;
3337        } else if (bps <= 7950) {
3338            return OMX_AUDIO_AMRBandModeNB5;
3339        } else if (bps <= 10200) {
3340            return OMX_AUDIO_AMRBandModeNB6;
3341        }
3342
3343        // 12200 bps
3344        return OMX_AUDIO_AMRBandModeNB7;
3345    }
3346}
3347
3348void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3349    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3350
3351    OMX_AUDIO_PARAM_AMRTYPE def;
3352    InitOMXParams(&def);
3353    def.nPortIndex = portIndex;
3354
3355    status_t err =
3356        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3357
3358    CHECK_EQ(err, (status_t)OK);
3359
3360    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3361
3362    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3363    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3364    CHECK_EQ(err, (status_t)OK);
3365
3366    ////////////////////////
3367
3368    if (mIsEncoder) {
3369        sp<MetaData> format = mSource->getFormat();
3370        int32_t sampleRate;
3371        int32_t numChannels;
3372        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3373        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3374
3375        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3376    }
3377}
3378
3379status_t OMXCodec::setAACFormat(
3380        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3381    if (numChannels > 2) {
3382        ALOGW("Number of channels: (%d) \n", numChannels);
3383    }
3384
3385    if (mIsEncoder) {
3386        if (isADTS) {
3387            return -EINVAL;
3388        }
3389
3390        //////////////// input port ////////////////////
3391        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3392
3393        //////////////// output port ////////////////////
3394        // format
3395        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3396        InitOMXParams(&format);
3397        format.nPortIndex = kPortIndexOutput;
3398        format.nIndex = 0;
3399        status_t err = OMX_ErrorNone;
3400        while (OMX_ErrorNone == err) {
3401            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3402                    &format, sizeof(format)), (status_t)OK);
3403            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3404                break;
3405            }
3406            format.nIndex++;
3407        }
3408        CHECK_EQ((status_t)OK, err);
3409        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3410                &format, sizeof(format)), (status_t)OK);
3411
3412        // port definition
3413        OMX_PARAM_PORTDEFINITIONTYPE def;
3414        InitOMXParams(&def);
3415        def.nPortIndex = kPortIndexOutput;
3416        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3417                &def, sizeof(def)), (status_t)OK);
3418        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3419        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3420        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3421                &def, sizeof(def)), (status_t)OK);
3422
3423        // profile
3424        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3425        InitOMXParams(&profile);
3426        profile.nPortIndex = kPortIndexOutput;
3427        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3428                &profile, sizeof(profile)), (status_t)OK);
3429        profile.nChannels = numChannels;
3430        profile.eChannelMode = (numChannels == 1?
3431                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3432        profile.nSampleRate = sampleRate;
3433        profile.nBitRate = bitRate;
3434        profile.nAudioBandWidth = 0;
3435        profile.nFrameLength = 0;
3436        profile.nAACtools = OMX_AUDIO_AACToolAll;
3437        profile.nAACERtools = OMX_AUDIO_AACERNone;
3438        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3439        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3440        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3441                &profile, sizeof(profile));
3442
3443        if (err != OK) {
3444            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3445                       "(err = %d)",
3446                       err);
3447            return err;
3448        }
3449    } else {
3450        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3451        InitOMXParams(&profile);
3452        profile.nPortIndex = kPortIndexInput;
3453
3454        status_t err = mOMX->getParameter(
3455                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3456        CHECK_EQ(err, (status_t)OK);
3457
3458        profile.nChannels = numChannels;
3459        profile.nSampleRate = sampleRate;
3460
3461        profile.eAACStreamFormat =
3462            isADTS
3463                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3464                : OMX_AUDIO_AACStreamFormatMP4FF;
3465
3466        err = mOMX->setParameter(
3467                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3468
3469        if (err != OK) {
3470            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3471                       "(err = %d)",
3472                       err);
3473            return err;
3474        }
3475    }
3476
3477    return OK;
3478}
3479
3480void OMXCodec::setG711Format(int32_t numChannels) {
3481    CHECK(!mIsEncoder);
3482    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3483}
3484
3485void OMXCodec::setImageOutputFormat(
3486        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3487    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3488
3489#if 0
3490    OMX_INDEXTYPE index;
3491    status_t err = mOMX->get_extension_index(
3492            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3493    CHECK_EQ(err, (status_t)OK);
3494
3495    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3496    CHECK_EQ(err, (status_t)OK);
3497#endif
3498
3499    OMX_PARAM_PORTDEFINITIONTYPE def;
3500    InitOMXParams(&def);
3501    def.nPortIndex = kPortIndexOutput;
3502
3503    status_t err = mOMX->getParameter(
3504            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3505    CHECK_EQ(err, (status_t)OK);
3506
3507    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3508
3509    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3510
3511    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3512    imageDef->eColorFormat = format;
3513    imageDef->nFrameWidth = width;
3514    imageDef->nFrameHeight = height;
3515
3516    switch (format) {
3517        case OMX_COLOR_FormatYUV420PackedPlanar:
3518        case OMX_COLOR_FormatYUV411Planar:
3519        {
3520            def.nBufferSize = (width * height * 3) / 2;
3521            break;
3522        }
3523
3524        case OMX_COLOR_FormatCbYCrY:
3525        {
3526            def.nBufferSize = width * height * 2;
3527            break;
3528        }
3529
3530        case OMX_COLOR_Format32bitARGB8888:
3531        {
3532            def.nBufferSize = width * height * 4;
3533            break;
3534        }
3535
3536        case OMX_COLOR_Format16bitARGB4444:
3537        case OMX_COLOR_Format16bitARGB1555:
3538        case OMX_COLOR_Format16bitRGB565:
3539        case OMX_COLOR_Format16bitBGR565:
3540        {
3541            def.nBufferSize = width * height * 2;
3542            break;
3543        }
3544
3545        default:
3546            CHECK(!"Should not be here. Unknown color format.");
3547            break;
3548    }
3549
3550    def.nBufferCountActual = def.nBufferCountMin;
3551
3552    err = mOMX->setParameter(
3553            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3554    CHECK_EQ(err, (status_t)OK);
3555}
3556
3557void OMXCodec::setJPEGInputFormat(
3558        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3559    OMX_PARAM_PORTDEFINITIONTYPE def;
3560    InitOMXParams(&def);
3561    def.nPortIndex = kPortIndexInput;
3562
3563    status_t err = mOMX->getParameter(
3564            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3565    CHECK_EQ(err, (status_t)OK);
3566
3567    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3568    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3569
3570    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3571    imageDef->nFrameWidth = width;
3572    imageDef->nFrameHeight = height;
3573
3574    def.nBufferSize = compressedSize;
3575    def.nBufferCountActual = def.nBufferCountMin;
3576
3577    err = mOMX->setParameter(
3578            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3579    CHECK_EQ(err, (status_t)OK);
3580}
3581
3582void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3583    CodecSpecificData *specific =
3584        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3585
3586    specific->mSize = size;
3587    memcpy(specific->mData, data, size);
3588
3589    mCodecSpecificData.push(specific);
3590}
3591
3592void OMXCodec::clearCodecSpecificData() {
3593    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3594        free(mCodecSpecificData.editItemAt(i));
3595    }
3596    mCodecSpecificData.clear();
3597    mCodecSpecificDataIndex = 0;
3598}
3599
3600status_t OMXCodec::start(MetaData *meta) {
3601    Mutex::Autolock autoLock(mLock);
3602
3603    if (mState != LOADED) {
3604        return UNKNOWN_ERROR;
3605    }
3606
3607    sp<MetaData> params = new MetaData;
3608    if (mQuirks & kWantsNALFragments) {
3609        params->setInt32(kKeyWantsNALFragments, true);
3610    }
3611    if (meta) {
3612        int64_t startTimeUs = 0;
3613        int64_t timeUs;
3614        if (meta->findInt64(kKeyTime, &timeUs)) {
3615            startTimeUs = timeUs;
3616        }
3617        params->setInt64(kKeyTime, startTimeUs);
3618    }
3619    status_t err = mSource->start(params.get());
3620
3621    if (err != OK) {
3622        return err;
3623    }
3624
3625    mCodecSpecificDataIndex = 0;
3626    mInitialBufferSubmit = true;
3627    mSignalledEOS = false;
3628    mNoMoreOutputData = false;
3629    mOutputPortSettingsHaveChanged = false;
3630    mSeekTimeUs = -1;
3631    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3632    mTargetTimeUs = -1;
3633    mFilledBuffers.clear();
3634    mPaused = false;
3635
3636    return init();
3637}
3638
3639status_t OMXCodec::stop() {
3640    CODEC_LOGV("stop mState=%d", mState);
3641
3642    Mutex::Autolock autoLock(mLock);
3643
3644    while (isIntermediateState(mState)) {
3645        mAsyncCompletion.wait(mLock);
3646    }
3647
3648    bool isError = false;
3649    switch (mState) {
3650        case LOADED:
3651            break;
3652
3653        case ERROR:
3654        {
3655            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3656                // Codec is in a wedged state (technical term)
3657                // We've seen an output port settings change from the codec,
3658                // We've disabled the output port, then freed the output
3659                // buffers, initiated re-enabling the output port but
3660                // failed to reallocate the output buffers.
3661                // There doesn't seem to be a way to orderly transition
3662                // from executing->idle and idle->loaded now that the
3663                // output port hasn't been reenabled yet...
3664                // Simply free as many resources as we can and pretend
3665                // that we're in LOADED state so that the destructor
3666                // will free the component instance without asserting.
3667                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3668                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3669                setState(LOADED);
3670                break;
3671            } else {
3672                OMX_STATETYPE state = OMX_StateInvalid;
3673                status_t err = mOMX->getState(mNode, &state);
3674                CHECK_EQ(err, (status_t)OK);
3675
3676                if (state != OMX_StateExecuting) {
3677                    break;
3678                }
3679                // else fall through to the idling code
3680            }
3681
3682            isError = true;
3683        }
3684
3685        case EXECUTING:
3686        {
3687            setState(EXECUTING_TO_IDLE);
3688
3689            if (mQuirks & kRequiresFlushBeforeShutdown) {
3690                CODEC_LOGV("This component requires a flush before transitioning "
3691                     "from EXECUTING to IDLE...");
3692
3693                bool emulateInputFlushCompletion =
3694                    !flushPortAsync(kPortIndexInput);
3695
3696                bool emulateOutputFlushCompletion =
3697                    !flushPortAsync(kPortIndexOutput);
3698
3699                if (emulateInputFlushCompletion) {
3700                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3701                }
3702
3703                if (emulateOutputFlushCompletion) {
3704                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3705                }
3706            } else {
3707                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3708                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3709
3710                status_t err =
3711                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3712                CHECK_EQ(err, (status_t)OK);
3713            }
3714
3715            while (mState != LOADED && mState != ERROR) {
3716                mAsyncCompletion.wait(mLock);
3717            }
3718
3719            if (isError) {
3720                // We were in the ERROR state coming in, so restore that now
3721                // that we've idled the OMX component.
3722                setState(ERROR);
3723            }
3724
3725            break;
3726        }
3727
3728        default:
3729        {
3730            CHECK(!"should not be here.");
3731            break;
3732        }
3733    }
3734
3735    if (mLeftOverBuffer) {
3736        mLeftOverBuffer->release();
3737        mLeftOverBuffer = NULL;
3738    }
3739
3740    mSource->stop();
3741
3742    CODEC_LOGV("stopped in state %d", mState);
3743
3744    return OK;
3745}
3746
3747sp<MetaData> OMXCodec::getFormat() {
3748    Mutex::Autolock autoLock(mLock);
3749
3750    return mOutputFormat;
3751}
3752
3753status_t OMXCodec::read(
3754        MediaBuffer **buffer, const ReadOptions *options) {
3755    status_t err = OK;
3756    *buffer = NULL;
3757
3758    Mutex::Autolock autoLock(mLock);
3759
3760    if (mState != EXECUTING && mState != RECONFIGURING) {
3761        return UNKNOWN_ERROR;
3762    }
3763
3764    bool seeking = false;
3765    int64_t seekTimeUs;
3766    ReadOptions::SeekMode seekMode;
3767    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3768        seeking = true;
3769    }
3770
3771    if (mInitialBufferSubmit) {
3772        mInitialBufferSubmit = false;
3773
3774        if (seeking) {
3775            CHECK(seekTimeUs >= 0);
3776            mSeekTimeUs = seekTimeUs;
3777            mSeekMode = seekMode;
3778
3779            // There's no reason to trigger the code below, there's
3780            // nothing to flush yet.
3781            seeking = false;
3782            mPaused = false;
3783        }
3784
3785        drainInputBuffers();
3786
3787        if (mState == EXECUTING) {
3788            // Otherwise mState == RECONFIGURING and this code will trigger
3789            // after the output port is reenabled.
3790            fillOutputBuffers();
3791        }
3792    }
3793
3794    if (seeking) {
3795        while (mState == RECONFIGURING) {
3796            if ((err = waitForBufferFilled_l()) != OK) {
3797                return err;
3798            }
3799        }
3800
3801        if (mState != EXECUTING) {
3802            return UNKNOWN_ERROR;
3803        }
3804
3805        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3806
3807        mSignalledEOS = false;
3808
3809        CHECK(seekTimeUs >= 0);
3810        mSeekTimeUs = seekTimeUs;
3811        mSeekMode = seekMode;
3812
3813        mFilledBuffers.clear();
3814
3815        CHECK_EQ((int)mState, (int)EXECUTING);
3816
3817        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3818        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3819
3820        if (emulateInputFlushCompletion) {
3821            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3822        }
3823
3824        if (emulateOutputFlushCompletion) {
3825            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3826        }
3827
3828        while (mSeekTimeUs >= 0) {
3829            if ((err = waitForBufferFilled_l()) != OK) {
3830                return err;
3831            }
3832        }
3833    }
3834
3835    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3836        if ((err = waitForBufferFilled_l()) != OK) {
3837            return err;
3838        }
3839    }
3840
3841    if (mState == ERROR) {
3842        return UNKNOWN_ERROR;
3843    }
3844
3845    if (mFilledBuffers.empty()) {
3846        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3847    }
3848
3849    if (mOutputPortSettingsHaveChanged) {
3850        mOutputPortSettingsHaveChanged = false;
3851
3852        return INFO_FORMAT_CHANGED;
3853    }
3854
3855    size_t index = *mFilledBuffers.begin();
3856    mFilledBuffers.erase(mFilledBuffers.begin());
3857
3858    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3859    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3860    info->mStatus = OWNED_BY_CLIENT;
3861
3862    info->mMediaBuffer->add_ref();
3863    if (mSkipCutBuffer != NULL) {
3864        mSkipCutBuffer->submit(info->mMediaBuffer);
3865    }
3866    *buffer = info->mMediaBuffer;
3867
3868    return OK;
3869}
3870
3871void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3872    Mutex::Autolock autoLock(mLock);
3873
3874    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3875    for (size_t i = 0; i < buffers->size(); ++i) {
3876        BufferInfo *info = &buffers->editItemAt(i);
3877
3878        if (info->mMediaBuffer == buffer) {
3879            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3880            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3881
3882            info->mStatus = OWNED_BY_US;
3883
3884            if (buffer->graphicBuffer() == 0) {
3885                fillOutputBuffer(info);
3886            } else {
3887                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3888                int32_t rendered = 0;
3889                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3890                    rendered = 0;
3891                }
3892                if (!rendered) {
3893                    status_t err = cancelBufferToNativeWindow(info);
3894                    if (err < 0) {
3895                        return;
3896                    }
3897                }
3898
3899                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3900
3901                // Dequeue the next buffer from the native window.
3902                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3903                if (nextBufInfo == 0) {
3904                    return;
3905                }
3906
3907                // Give the buffer to the OMX node to fill.
3908                fillOutputBuffer(nextBufInfo);
3909            }
3910            return;
3911        }
3912    }
3913
3914    CHECK(!"should not be here.");
3915}
3916
3917static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3918    static const char *kNames[] = {
3919        "OMX_IMAGE_CodingUnused",
3920        "OMX_IMAGE_CodingAutoDetect",
3921        "OMX_IMAGE_CodingJPEG",
3922        "OMX_IMAGE_CodingJPEG2K",
3923        "OMX_IMAGE_CodingEXIF",
3924        "OMX_IMAGE_CodingTIFF",
3925        "OMX_IMAGE_CodingGIF",
3926        "OMX_IMAGE_CodingPNG",
3927        "OMX_IMAGE_CodingLZW",
3928        "OMX_IMAGE_CodingBMP",
3929    };
3930
3931    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3932
3933    if (type < 0 || (size_t)type >= numNames) {
3934        return "UNKNOWN";
3935    } else {
3936        return kNames[type];
3937    }
3938}
3939
3940static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3941    static const char *kNames[] = {
3942        "OMX_COLOR_FormatUnused",
3943        "OMX_COLOR_FormatMonochrome",
3944        "OMX_COLOR_Format8bitRGB332",
3945        "OMX_COLOR_Format12bitRGB444",
3946        "OMX_COLOR_Format16bitARGB4444",
3947        "OMX_COLOR_Format16bitARGB1555",
3948        "OMX_COLOR_Format16bitRGB565",
3949        "OMX_COLOR_Format16bitBGR565",
3950        "OMX_COLOR_Format18bitRGB666",
3951        "OMX_COLOR_Format18bitARGB1665",
3952        "OMX_COLOR_Format19bitARGB1666",
3953        "OMX_COLOR_Format24bitRGB888",
3954        "OMX_COLOR_Format24bitBGR888",
3955        "OMX_COLOR_Format24bitARGB1887",
3956        "OMX_COLOR_Format25bitARGB1888",
3957        "OMX_COLOR_Format32bitBGRA8888",
3958        "OMX_COLOR_Format32bitARGB8888",
3959        "OMX_COLOR_FormatYUV411Planar",
3960        "OMX_COLOR_FormatYUV411PackedPlanar",
3961        "OMX_COLOR_FormatYUV420Planar",
3962        "OMX_COLOR_FormatYUV420PackedPlanar",
3963        "OMX_COLOR_FormatYUV420SemiPlanar",
3964        "OMX_COLOR_FormatYUV422Planar",
3965        "OMX_COLOR_FormatYUV422PackedPlanar",
3966        "OMX_COLOR_FormatYUV422SemiPlanar",
3967        "OMX_COLOR_FormatYCbYCr",
3968        "OMX_COLOR_FormatYCrYCb",
3969        "OMX_COLOR_FormatCbYCrY",
3970        "OMX_COLOR_FormatCrYCbY",
3971        "OMX_COLOR_FormatYUV444Interleaved",
3972        "OMX_COLOR_FormatRawBayer8bit",
3973        "OMX_COLOR_FormatRawBayer10bit",
3974        "OMX_COLOR_FormatRawBayer8bitcompressed",
3975        "OMX_COLOR_FormatL2",
3976        "OMX_COLOR_FormatL4",
3977        "OMX_COLOR_FormatL8",
3978        "OMX_COLOR_FormatL16",
3979        "OMX_COLOR_FormatL24",
3980        "OMX_COLOR_FormatL32",
3981        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3982        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3983        "OMX_COLOR_Format18BitBGR666",
3984        "OMX_COLOR_Format24BitARGB6666",
3985        "OMX_COLOR_Format24BitABGR6666",
3986    };
3987
3988    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3989
3990    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3991        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3992    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3993        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3994    } else if (type < 0 || (size_t)type >= numNames) {
3995        return "UNKNOWN";
3996    } else {
3997        return kNames[type];
3998    }
3999}
4000
4001static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4002    static const char *kNames[] = {
4003        "OMX_VIDEO_CodingUnused",
4004        "OMX_VIDEO_CodingAutoDetect",
4005        "OMX_VIDEO_CodingMPEG2",
4006        "OMX_VIDEO_CodingH263",
4007        "OMX_VIDEO_CodingMPEG4",
4008        "OMX_VIDEO_CodingWMV",
4009        "OMX_VIDEO_CodingRV",
4010        "OMX_VIDEO_CodingAVC",
4011        "OMX_VIDEO_CodingMJPEG",
4012    };
4013
4014    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4015
4016    if (type < 0 || (size_t)type >= numNames) {
4017        return "UNKNOWN";
4018    } else {
4019        return kNames[type];
4020    }
4021}
4022
4023static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4024    static const char *kNames[] = {
4025        "OMX_AUDIO_CodingUnused",
4026        "OMX_AUDIO_CodingAutoDetect",
4027        "OMX_AUDIO_CodingPCM",
4028        "OMX_AUDIO_CodingADPCM",
4029        "OMX_AUDIO_CodingAMR",
4030        "OMX_AUDIO_CodingGSMFR",
4031        "OMX_AUDIO_CodingGSMEFR",
4032        "OMX_AUDIO_CodingGSMHR",
4033        "OMX_AUDIO_CodingPDCFR",
4034        "OMX_AUDIO_CodingPDCEFR",
4035        "OMX_AUDIO_CodingPDCHR",
4036        "OMX_AUDIO_CodingTDMAFR",
4037        "OMX_AUDIO_CodingTDMAEFR",
4038        "OMX_AUDIO_CodingQCELP8",
4039        "OMX_AUDIO_CodingQCELP13",
4040        "OMX_AUDIO_CodingEVRC",
4041        "OMX_AUDIO_CodingSMV",
4042        "OMX_AUDIO_CodingG711",
4043        "OMX_AUDIO_CodingG723",
4044        "OMX_AUDIO_CodingG726",
4045        "OMX_AUDIO_CodingG729",
4046        "OMX_AUDIO_CodingAAC",
4047        "OMX_AUDIO_CodingMP3",
4048        "OMX_AUDIO_CodingSBC",
4049        "OMX_AUDIO_CodingVORBIS",
4050        "OMX_AUDIO_CodingWMA",
4051        "OMX_AUDIO_CodingRA",
4052        "OMX_AUDIO_CodingMIDI",
4053    };
4054
4055    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4056
4057    if (type < 0 || (size_t)type >= numNames) {
4058        return "UNKNOWN";
4059    } else {
4060        return kNames[type];
4061    }
4062}
4063
4064static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4065    static const char *kNames[] = {
4066        "OMX_AUDIO_PCMModeLinear",
4067        "OMX_AUDIO_PCMModeALaw",
4068        "OMX_AUDIO_PCMModeMULaw",
4069    };
4070
4071    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4072
4073    if (type < 0 || (size_t)type >= numNames) {
4074        return "UNKNOWN";
4075    } else {
4076        return kNames[type];
4077    }
4078}
4079
4080static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4081    static const char *kNames[] = {
4082        "OMX_AUDIO_AMRBandModeUnused",
4083        "OMX_AUDIO_AMRBandModeNB0",
4084        "OMX_AUDIO_AMRBandModeNB1",
4085        "OMX_AUDIO_AMRBandModeNB2",
4086        "OMX_AUDIO_AMRBandModeNB3",
4087        "OMX_AUDIO_AMRBandModeNB4",
4088        "OMX_AUDIO_AMRBandModeNB5",
4089        "OMX_AUDIO_AMRBandModeNB6",
4090        "OMX_AUDIO_AMRBandModeNB7",
4091        "OMX_AUDIO_AMRBandModeWB0",
4092        "OMX_AUDIO_AMRBandModeWB1",
4093        "OMX_AUDIO_AMRBandModeWB2",
4094        "OMX_AUDIO_AMRBandModeWB3",
4095        "OMX_AUDIO_AMRBandModeWB4",
4096        "OMX_AUDIO_AMRBandModeWB5",
4097        "OMX_AUDIO_AMRBandModeWB6",
4098        "OMX_AUDIO_AMRBandModeWB7",
4099        "OMX_AUDIO_AMRBandModeWB8",
4100    };
4101
4102    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4103
4104    if (type < 0 || (size_t)type >= numNames) {
4105        return "UNKNOWN";
4106    } else {
4107        return kNames[type];
4108    }
4109}
4110
4111static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4112    static const char *kNames[] = {
4113        "OMX_AUDIO_AMRFrameFormatConformance",
4114        "OMX_AUDIO_AMRFrameFormatIF1",
4115        "OMX_AUDIO_AMRFrameFormatIF2",
4116        "OMX_AUDIO_AMRFrameFormatFSF",
4117        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4118        "OMX_AUDIO_AMRFrameFormatITU",
4119    };
4120
4121    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4122
4123    if (type < 0 || (size_t)type >= numNames) {
4124        return "UNKNOWN";
4125    } else {
4126        return kNames[type];
4127    }
4128}
4129
4130void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4131    OMX_PARAM_PORTDEFINITIONTYPE def;
4132    InitOMXParams(&def);
4133    def.nPortIndex = portIndex;
4134
4135    status_t err = mOMX->getParameter(
4136            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4137    CHECK_EQ(err, (status_t)OK);
4138
4139    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4140
4141    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4142          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4143
4144    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4145    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4146    printf("  nBufferSize = %ld\n", def.nBufferSize);
4147
4148    switch (def.eDomain) {
4149        case OMX_PortDomainImage:
4150        {
4151            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4152
4153            printf("\n");
4154            printf("  // Image\n");
4155            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4156            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4157            printf("  nStride = %ld\n", imageDef->nStride);
4158
4159            printf("  eCompressionFormat = %s\n",
4160                   imageCompressionFormatString(imageDef->eCompressionFormat));
4161
4162            printf("  eColorFormat = %s\n",
4163                   colorFormatString(imageDef->eColorFormat));
4164
4165            break;
4166        }
4167
4168        case OMX_PortDomainVideo:
4169        {
4170            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4171
4172            printf("\n");
4173            printf("  // Video\n");
4174            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4175            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4176            printf("  nStride = %ld\n", videoDef->nStride);
4177
4178            printf("  eCompressionFormat = %s\n",
4179                   videoCompressionFormatString(videoDef->eCompressionFormat));
4180
4181            printf("  eColorFormat = %s\n",
4182                   colorFormatString(videoDef->eColorFormat));
4183
4184            break;
4185        }
4186
4187        case OMX_PortDomainAudio:
4188        {
4189            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4190
4191            printf("\n");
4192            printf("  // Audio\n");
4193            printf("  eEncoding = %s\n",
4194                   audioCodingTypeString(audioDef->eEncoding));
4195
4196            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4197                OMX_AUDIO_PARAM_PCMMODETYPE params;
4198                InitOMXParams(&params);
4199                params.nPortIndex = portIndex;
4200
4201                err = mOMX->getParameter(
4202                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4203                CHECK_EQ(err, (status_t)OK);
4204
4205                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4206                printf("  nChannels = %ld\n", params.nChannels);
4207                printf("  bInterleaved = %d\n", params.bInterleaved);
4208                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4209
4210                printf("  eNumData = %s\n",
4211                       params.eNumData == OMX_NumericalDataSigned
4212                        ? "signed" : "unsigned");
4213
4214                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4215            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4216                OMX_AUDIO_PARAM_AMRTYPE amr;
4217                InitOMXParams(&amr);
4218                amr.nPortIndex = portIndex;
4219
4220                err = mOMX->getParameter(
4221                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4222                CHECK_EQ(err, (status_t)OK);
4223
4224                printf("  nChannels = %ld\n", amr.nChannels);
4225                printf("  eAMRBandMode = %s\n",
4226                        amrBandModeString(amr.eAMRBandMode));
4227                printf("  eAMRFrameFormat = %s\n",
4228                        amrFrameFormatString(amr.eAMRFrameFormat));
4229            }
4230
4231            break;
4232        }
4233
4234        default:
4235        {
4236            printf("  // Unknown\n");
4237            break;
4238        }
4239    }
4240
4241    printf("}\n");
4242}
4243
4244status_t OMXCodec::initNativeWindow() {
4245    // Enable use of a GraphicBuffer as the output for this node.  This must
4246    // happen before getting the IndexParamPortDefinition parameter because it
4247    // will affect the pixel format that the node reports.
4248    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4249    if (err != 0) {
4250        return err;
4251    }
4252
4253    return OK;
4254}
4255
4256void OMXCodec::initNativeWindowCrop() {
4257    int32_t left, top, right, bottom;
4258
4259    CHECK(mOutputFormat->findRect(
4260                        kKeyCropRect,
4261                        &left, &top, &right, &bottom));
4262
4263    android_native_rect_t crop;
4264    crop.left = left;
4265    crop.top = top;
4266    crop.right = right + 1;
4267    crop.bottom = bottom + 1;
4268
4269    // We'll ignore any errors here, if the surface is
4270    // already invalid, we'll know soon enough.
4271    native_window_set_crop(mNativeWindow.get(), &crop);
4272}
4273
4274void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4275    mOutputFormat = new MetaData;
4276    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4277    if (mIsEncoder) {
4278        int32_t timeScale;
4279        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4280            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4281        }
4282    }
4283
4284    OMX_PARAM_PORTDEFINITIONTYPE def;
4285    InitOMXParams(&def);
4286    def.nPortIndex = kPortIndexOutput;
4287
4288    status_t err = mOMX->getParameter(
4289            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4290    CHECK_EQ(err, (status_t)OK);
4291
4292    switch (def.eDomain) {
4293        case OMX_PortDomainImage:
4294        {
4295            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4296            CHECK_EQ((int)imageDef->eCompressionFormat,
4297                     (int)OMX_IMAGE_CodingUnused);
4298
4299            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4300            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4301            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4302            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4303            break;
4304        }
4305
4306        case OMX_PortDomainAudio:
4307        {
4308            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4309
4310            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4311                OMX_AUDIO_PARAM_PCMMODETYPE params;
4312                InitOMXParams(&params);
4313                params.nPortIndex = kPortIndexOutput;
4314
4315                err = mOMX->getParameter(
4316                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4317                CHECK_EQ(err, (status_t)OK);
4318
4319                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4320                CHECK_EQ(params.nBitPerSample, 16u);
4321                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4322
4323                int32_t numChannels, sampleRate;
4324                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4325                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4326
4327                if ((OMX_U32)numChannels != params.nChannels) {
4328                    ALOGV("Codec outputs a different number of channels than "
4329                         "the input stream contains (contains %d channels, "
4330                         "codec outputs %ld channels).",
4331                         numChannels, params.nChannels);
4332                }
4333
4334                if (sampleRate != (int32_t)params.nSamplingRate) {
4335                    ALOGV("Codec outputs at different sampling rate than "
4336                         "what the input stream contains (contains data at "
4337                         "%d Hz, codec outputs %lu Hz)",
4338                         sampleRate, params.nSamplingRate);
4339                }
4340
4341                mOutputFormat->setCString(
4342                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4343
4344                // Use the codec-advertised number of channels, as some
4345                // codecs appear to output stereo even if the input data is
4346                // mono. If we know the codec lies about this information,
4347                // use the actual number of channels instead.
4348                mOutputFormat->setInt32(
4349                        kKeyChannelCount,
4350                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4351                            ? numChannels : params.nChannels);
4352
4353                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4354            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4355                OMX_AUDIO_PARAM_AMRTYPE amr;
4356                InitOMXParams(&amr);
4357                amr.nPortIndex = kPortIndexOutput;
4358
4359                err = mOMX->getParameter(
4360                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4361                CHECK_EQ(err, (status_t)OK);
4362
4363                CHECK_EQ(amr.nChannels, 1u);
4364                mOutputFormat->setInt32(kKeyChannelCount, 1);
4365
4366                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4367                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4368                    mOutputFormat->setCString(
4369                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4370                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4371                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4372                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4373                    mOutputFormat->setCString(
4374                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4375                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4376                } else {
4377                    CHECK(!"Unknown AMR band mode.");
4378                }
4379            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4380                mOutputFormat->setCString(
4381                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4382                int32_t numChannels, sampleRate, bitRate;
4383                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4384                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4385                inputFormat->findInt32(kKeyBitRate, &bitRate);
4386                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4387                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4388                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4389            } else {
4390                CHECK(!"Should not be here. Unknown audio encoding.");
4391            }
4392            break;
4393        }
4394
4395        case OMX_PortDomainVideo:
4396        {
4397            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4398
4399            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4400                mOutputFormat->setCString(
4401                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4402            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4403                mOutputFormat->setCString(
4404                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4405            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4406                mOutputFormat->setCString(
4407                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4408            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4409                mOutputFormat->setCString(
4410                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4411            } else {
4412                CHECK(!"Unknown compression format.");
4413            }
4414
4415            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4416            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4417            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4418
4419            if (!mIsEncoder) {
4420                OMX_CONFIG_RECTTYPE rect;
4421                InitOMXParams(&rect);
4422                rect.nPortIndex = kPortIndexOutput;
4423                status_t err =
4424                        mOMX->getConfig(
4425                            mNode, OMX_IndexConfigCommonOutputCrop,
4426                            &rect, sizeof(rect));
4427
4428                CODEC_LOGI(
4429                        "video dimensions are %ld x %ld",
4430                        video_def->nFrameWidth, video_def->nFrameHeight);
4431
4432                if (err == OK) {
4433                    CHECK_GE(rect.nLeft, 0);
4434                    CHECK_GE(rect.nTop, 0);
4435                    CHECK_GE(rect.nWidth, 0u);
4436                    CHECK_GE(rect.nHeight, 0u);
4437                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4438                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4439
4440                    mOutputFormat->setRect(
4441                            kKeyCropRect,
4442                            rect.nLeft,
4443                            rect.nTop,
4444                            rect.nLeft + rect.nWidth - 1,
4445                            rect.nTop + rect.nHeight - 1);
4446
4447                    CODEC_LOGI(
4448                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4449                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4450                } else {
4451                    mOutputFormat->setRect(
4452                            kKeyCropRect,
4453                            0, 0,
4454                            video_def->nFrameWidth - 1,
4455                            video_def->nFrameHeight - 1);
4456                }
4457
4458                if (mNativeWindow != NULL) {
4459                     initNativeWindowCrop();
4460                }
4461            }
4462            break;
4463        }
4464
4465        default:
4466        {
4467            CHECK(!"should not be here, neither audio nor video.");
4468            break;
4469        }
4470    }
4471
4472    // If the input format contains rotation information, flag the output
4473    // format accordingly.
4474
4475    int32_t rotationDegrees;
4476    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4477        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4478    }
4479}
4480
4481status_t OMXCodec::pause() {
4482    Mutex::Autolock autoLock(mLock);
4483
4484    mPaused = true;
4485
4486    return OK;
4487}
4488
4489////////////////////////////////////////////////////////////////////////////////
4490
4491status_t QueryCodecs(
4492        const sp<IOMX> &omx,
4493        const char *mime, bool queryDecoders, bool hwCodecOnly,
4494        Vector<CodecCapabilities> *results) {
4495    Vector<String8> matchingCodecs;
4496    results->clear();
4497
4498    OMXCodec::findMatchingCodecs(mime,
4499            !queryDecoders /*createEncoder*/,
4500            NULL /*matchComponentName*/,
4501            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4502            &matchingCodecs);
4503
4504    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4505        const char *componentName = matchingCodecs.itemAt(c).string();
4506
4507        results->push();
4508        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4509
4510        status_t err =
4511            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4512
4513        if (err != OK) {
4514            results->removeAt(results->size() - 1);
4515        }
4516    }
4517
4518    return OK;
4519}
4520
4521status_t QueryCodec(
4522        const sp<IOMX> &omx,
4523        const char *componentName, const char *mime,
4524        bool isEncoder,
4525        CodecCapabilities *caps) {
4526    if (strncmp(componentName, "OMX.", 4)) {
4527        // Not an OpenMax component but a software codec.
4528
4529        caps->mComponentName = componentName;
4530        return OK;
4531    }
4532
4533    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4534    IOMX::node_id node;
4535    status_t err = omx->allocateNode(componentName, observer, &node);
4536
4537    if (err != OK) {
4538        return err;
4539    }
4540
4541    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4542
4543    caps->mComponentName = componentName;
4544
4545    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4546    InitOMXParams(&param);
4547
4548    param.nPortIndex = !isEncoder ? 0 : 1;
4549
4550    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4551        err = omx->getParameter(
4552                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4553                &param, sizeof(param));
4554
4555        if (err != OK) {
4556            break;
4557        }
4558
4559        CodecProfileLevel profileLevel;
4560        profileLevel.mProfile = param.eProfile;
4561        profileLevel.mLevel = param.eLevel;
4562
4563        caps->mProfileLevels.push(profileLevel);
4564    }
4565
4566    // Color format query
4567    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4568    InitOMXParams(&portFormat);
4569    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4570    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4571        err = omx->getParameter(
4572                node, OMX_IndexParamVideoPortFormat,
4573                &portFormat, sizeof(portFormat));
4574        if (err != OK) {
4575            break;
4576        }
4577        caps->mColorFormats.push(portFormat.eColorFormat);
4578    }
4579
4580    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4581
4582    return OK;
4583}
4584
4585status_t QueryCodecs(
4586        const sp<IOMX> &omx,
4587        const char *mimeType, bool queryDecoders,
4588        Vector<CodecCapabilities> *results) {
4589    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4590}
4591
4592void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4593    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4594    CHECK(mOMXLivesLocally);
4595
4596    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4597    header->pBuffer = (OMX_U8 *)info->mData;
4598}
4599
4600// These are supposed be equivalent to the logic in
4601// "audio_channel_out_mask_from_count".
4602status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4603    switch (numChannels) {
4604        case 1:
4605            map[0] = OMX_AUDIO_ChannelCF;
4606            break;
4607        case 2:
4608            map[0] = OMX_AUDIO_ChannelLF;
4609            map[1] = OMX_AUDIO_ChannelRF;
4610            break;
4611        case 3:
4612            map[0] = OMX_AUDIO_ChannelLF;
4613            map[1] = OMX_AUDIO_ChannelRF;
4614            map[2] = OMX_AUDIO_ChannelCF;
4615            break;
4616        case 4:
4617            map[0] = OMX_AUDIO_ChannelLF;
4618            map[1] = OMX_AUDIO_ChannelRF;
4619            map[2] = OMX_AUDIO_ChannelLR;
4620            map[3] = OMX_AUDIO_ChannelRR;
4621            break;
4622        case 5:
4623            map[0] = OMX_AUDIO_ChannelLF;
4624            map[1] = OMX_AUDIO_ChannelRF;
4625            map[2] = OMX_AUDIO_ChannelCF;
4626            map[3] = OMX_AUDIO_ChannelLR;
4627            map[4] = OMX_AUDIO_ChannelRR;
4628            break;
4629        case 6:
4630            map[0] = OMX_AUDIO_ChannelLF;
4631            map[1] = OMX_AUDIO_ChannelRF;
4632            map[2] = OMX_AUDIO_ChannelCF;
4633            map[3] = OMX_AUDIO_ChannelLFE;
4634            map[4] = OMX_AUDIO_ChannelLR;
4635            map[5] = OMX_AUDIO_ChannelRR;
4636            break;
4637        case 7:
4638            map[0] = OMX_AUDIO_ChannelLF;
4639            map[1] = OMX_AUDIO_ChannelRF;
4640            map[2] = OMX_AUDIO_ChannelCF;
4641            map[3] = OMX_AUDIO_ChannelLFE;
4642            map[4] = OMX_AUDIO_ChannelLR;
4643            map[5] = OMX_AUDIO_ChannelRR;
4644            map[6] = OMX_AUDIO_ChannelCS;
4645            break;
4646        case 8:
4647            map[0] = OMX_AUDIO_ChannelLF;
4648            map[1] = OMX_AUDIO_ChannelRF;
4649            map[2] = OMX_AUDIO_ChannelCF;
4650            map[3] = OMX_AUDIO_ChannelLFE;
4651            map[4] = OMX_AUDIO_ChannelLR;
4652            map[5] = OMX_AUDIO_ChannelRR;
4653            map[6] = OMX_AUDIO_ChannelLS;
4654            map[7] = OMX_AUDIO_ChannelRS;
4655            break;
4656        default:
4657            return -EINVAL;
4658    }
4659
4660    return OK;
4661}
4662
4663}  // namespace android
4664