OMXCodec.cpp revision 1e5b2b3361ddd07259bf4b29820ca4aa5f3a861b 
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        return NULL;
305    }
306
307    sp<OMXCodecObserver> observer = new OMXCodecObserver;
308    IOMX::node_id node = 0;
309
310    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
311        const char *componentNameBase = matchingCodecs[i].string();
312        uint32_t quirks = matchingCodecQuirks[i];
313        const char *componentName = componentNameBase;
314
315        AString tmp;
316        if (flags & kUseSecureInputBuffers) {
317            tmp = componentNameBase;
318            tmp.append(".secure");
319
320            componentName = tmp.c_str();
321        }
322
323        if (createEncoder) {
324            sp<MediaSource> softwareCodec =
325                InstantiateSoftwareEncoder(componentName, source, meta);
326
327            if (softwareCodec != NULL) {
328                ALOGV("Successfully allocated software codec '%s'", componentName);
329
330                return softwareCodec;
331            }
332        }
333
334        ALOGV("Attempting to allocate OMX node '%s'", componentName);
335
336        if (!createEncoder
337                && (quirks & kOutputBuffersAreUnreadable)
338                && (flags & kClientNeedsFramebuffer)) {
339            if (strncmp(componentName, "OMX.SEC.", 8)) {
340                // For OMX.SEC.* decoders we can enable a special mode that
341                // gives the client access to the framebuffer contents.
342
343                ALOGW("Component '%s' does not give the client access to "
344                     "the framebuffer contents. Skipping.",
345                     componentName);
346
347                continue;
348            }
349        }
350
351        status_t err = omx->allocateNode(componentName, observer, &node);
352        if (err == OK) {
353            ALOGV("Successfully allocated OMX node '%s'", componentName);
354
355            sp<OMXCodec> codec = new OMXCodec(
356                    omx, node, quirks, flags,
357                    createEncoder, mime, componentName,
358                    source, nativeWindow);
359
360            observer->setCodec(codec);
361
362            err = codec->configureCodec(meta);
363
364            if (err == OK) {
365                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
366                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
367                }
368
369                return codec;
370            }
371
372            ALOGV("Failed to configure codec '%s'", componentName);
373        }
374    }
375
376    return NULL;
377}
378
379status_t OMXCodec::parseAVCCodecSpecificData(
380        const void *data, size_t size,
381        unsigned *profile, unsigned *level) {
382    const uint8_t *ptr = (const uint8_t *)data;
383
384    // verify minimum size and configurationVersion == 1.
385    if (size < 7 || ptr[0] != 1) {
386        return ERROR_MALFORMED;
387    }
388
389    *profile = ptr[1];
390    *level = ptr[3];
391
392    // There is decodable content out there that fails the following
393    // assertion, let's be lenient for now...
394    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
395
396    size_t lengthSize = 1 + (ptr[4] & 3);
397
398    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
399    // violates it...
400    // CHECK((ptr[5] >> 5) == 7);  // reserved
401
402    size_t numSeqParameterSets = ptr[5] & 31;
403
404    ptr += 6;
405    size -= 6;
406
407    for (size_t i = 0; i < numSeqParameterSets; ++i) {
408        if (size < 2) {
409            return ERROR_MALFORMED;
410        }
411
412        size_t length = U16_AT(ptr);
413
414        ptr += 2;
415        size -= 2;
416
417        if (size < length) {
418            return ERROR_MALFORMED;
419        }
420
421        addCodecSpecificData(ptr, length);
422
423        ptr += length;
424        size -= length;
425    }
426
427    if (size < 1) {
428        return ERROR_MALFORMED;
429    }
430
431    size_t numPictureParameterSets = *ptr;
432    ++ptr;
433    --size;
434
435    for (size_t i = 0; i < numPictureParameterSets; ++i) {
436        if (size < 2) {
437            return ERROR_MALFORMED;
438        }
439
440        size_t length = U16_AT(ptr);
441
442        ptr += 2;
443        size -= 2;
444
445        if (size < length) {
446            return ERROR_MALFORMED;
447        }
448
449        addCodecSpecificData(ptr, length);
450
451        ptr += length;
452        size -= length;
453    }
454
455    return OK;
456}
457
458status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
459    ALOGV("configureCodec protected=%d",
460         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
461
462    if (!(mFlags & kIgnoreCodecSpecificData)) {
463        uint32_t type;
464        const void *data;
465        size_t size;
466        if (meta->findData(kKeyESDS, &type, &data, &size)) {
467            ESDS esds((const char *)data, size);
468            CHECK_EQ(esds.InitCheck(), (status_t)OK);
469
470            const void *codec_specific_data;
471            size_t codec_specific_data_size;
472            esds.getCodecSpecificInfo(
473                    &codec_specific_data, &codec_specific_data_size);
474
475            addCodecSpecificData(
476                    codec_specific_data, codec_specific_data_size);
477        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
478            // Parse the AVCDecoderConfigurationRecord
479
480            unsigned profile, level;
481            status_t err;
482            if ((err = parseAVCCodecSpecificData(
483                            data, size, &profile, &level)) != OK) {
484                ALOGE("Malformed AVC codec specific data.");
485                return err;
486            }
487
488            CODEC_LOGI(
489                    "AVC profile = %u (%s), level = %u",
490                    profile, AVCProfileToString(profile), level);
491        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
492            addCodecSpecificData(data, size);
493
494            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
495            addCodecSpecificData(data, size);
496        }
497    }
498
499    int32_t bitRate = 0;
500    if (mIsEncoder) {
501        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
502    }
503    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
504        setAMRFormat(false /* isWAMR */, bitRate);
505    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
506        setAMRFormat(true /* isWAMR */, bitRate);
507    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
508        int32_t numChannels, sampleRate, aacProfile;
509        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
510        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
511
512        if (!meta->findInt32(kKeyAACProfile, &aacProfile)) {
513            aacProfile = OMX_AUDIO_AACObjectNull;
514        }
515
516        int32_t isADTS;
517        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
518            isADTS = false;
519        }
520
521        status_t err = setAACFormat(numChannels, sampleRate, bitRate, aacProfile, isADTS);
522        if (err != OK) {
523            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
524            return err;
525        }
526    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
527            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
528        // These are PCM-like formats with a fixed sample rate but
529        // a variable number of channels.
530
531        int32_t numChannels;
532        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
533
534        setG711Format(numChannels);
535    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
536        CHECK(!mIsEncoder);
537
538        int32_t numChannels, sampleRate;
539        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
540        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
541
542        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
543    }
544
545    if (!strncasecmp(mMIME, "video/", 6)) {
546
547        if (mIsEncoder) {
548            setVideoInputFormat(mMIME, meta);
549        } else {
550            int32_t width, height;
551            bool success = meta->findInt32(kKeyWidth, &width);
552            success = success && meta->findInt32(kKeyHeight, &height);
553            CHECK(success);
554            status_t err = setVideoOutputFormat(
555                    mMIME, width, height);
556
557            if (err != OK) {
558                return err;
559            }
560        }
561    }
562
563    int32_t maxInputSize;
564    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
565        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
566    }
567
568    initOutputFormat(meta);
569
570    if ((mFlags & kClientNeedsFramebuffer)
571            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
572        OMX_INDEXTYPE index;
573
574        status_t err =
575            mOMX->getExtensionIndex(
576                    mNode,
577                    "OMX.SEC.index.ThumbnailMode",
578                    &index);
579
580        if (err != OK) {
581            return err;
582        }
583
584        OMX_BOOL enable = OMX_TRUE;
585        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
586
587        if (err != OK) {
588            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
589                       "returned error 0x%08x", err);
590
591            return err;
592        }
593
594        mQuirks &= ~kOutputBuffersAreUnreadable;
595    }
596
597    if (mNativeWindow != NULL
598        && !mIsEncoder
599        && !strncasecmp(mMIME, "video/", 6)
600        && !strncmp(mComponentName, "OMX.", 4)) {
601        status_t err = initNativeWindow();
602        if (err != OK) {
603            return err;
604        }
605    }
606
607    return OK;
608}
609
610void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
611    OMX_PARAM_PORTDEFINITIONTYPE def;
612    InitOMXParams(&def);
613    def.nPortIndex = portIndex;
614
615    status_t err = mOMX->getParameter(
616            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
617    CHECK_EQ(err, (status_t)OK);
618
619    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
620        || (def.nBufferSize < size)) {
621        def.nBufferSize = size;
622    }
623
624    err = mOMX->setParameter(
625            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
626    CHECK_EQ(err, (status_t)OK);
627
628    err = mOMX->getParameter(
629            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
630    CHECK_EQ(err, (status_t)OK);
631
632    // Make sure the setting actually stuck.
633    if (portIndex == kPortIndexInput
634            && (mQuirks & kInputBufferSizesAreBogus)) {
635        CHECK_EQ(def.nBufferSize, size);
636    } else {
637        CHECK(def.nBufferSize >= size);
638    }
639}
640
641status_t OMXCodec::setVideoPortFormatType(
642        OMX_U32 portIndex,
643        OMX_VIDEO_CODINGTYPE compressionFormat,
644        OMX_COLOR_FORMATTYPE colorFormat) {
645    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
646    InitOMXParams(&format);
647    format.nPortIndex = portIndex;
648    format.nIndex = 0;
649    bool found = false;
650
651    OMX_U32 index = 0;
652    for (;;) {
653        format.nIndex = index;
654        status_t err = mOMX->getParameter(
655                mNode, OMX_IndexParamVideoPortFormat,
656                &format, sizeof(format));
657
658        if (err != OK) {
659            return err;
660        }
661
662        // The following assertion is violated by TI's video decoder.
663        // CHECK_EQ(format.nIndex, index);
664
665#if 1
666        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
667             portIndex,
668             index, format.eCompressionFormat, format.eColorFormat);
669#endif
670
671        if (format.eCompressionFormat == compressionFormat
672                && format.eColorFormat == colorFormat) {
673            found = true;
674            break;
675        }
676
677        ++index;
678        if (index >= kMaxColorFormatSupported) {
679            CODEC_LOGE("color format %d or compression format %d is not supported",
680                colorFormat, compressionFormat);
681            return UNKNOWN_ERROR;
682        }
683    }
684
685    if (!found) {
686        return UNKNOWN_ERROR;
687    }
688
689    CODEC_LOGV("found a match.");
690    status_t err = mOMX->setParameter(
691            mNode, OMX_IndexParamVideoPortFormat,
692            &format, sizeof(format));
693
694    return err;
695}
696
697static size_t getFrameSize(
698        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
699    switch (colorFormat) {
700        case OMX_COLOR_FormatYCbYCr:
701        case OMX_COLOR_FormatCbYCrY:
702            return width * height * 2;
703
704        case OMX_COLOR_FormatYUV420Planar:
705        case OMX_COLOR_FormatYUV420SemiPlanar:
706        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
707        /*
708        * FIXME: For the Opaque color format, the frame size does not
709        * need to be (w*h*3)/2. It just needs to
710        * be larger than certain minimum buffer size. However,
711        * currently, this opaque foramt has been tested only on
712        * YUV420 formats. If that is changed, then we need to revisit
713        * this part in the future
714        */
715        case OMX_COLOR_FormatAndroidOpaque:
716            return (width * height * 3) / 2;
717
718        default:
719            CHECK(!"Should not be here. Unsupported color format.");
720            break;
721    }
722}
723
724status_t OMXCodec::findTargetColorFormat(
725        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
726    ALOGV("findTargetColorFormat");
727    CHECK(mIsEncoder);
728
729    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
730    int32_t targetColorFormat;
731    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
732        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
733    }
734
735    // Check whether the target color format is supported.
736    return isColorFormatSupported(*colorFormat, kPortIndexInput);
737}
738
739status_t OMXCodec::isColorFormatSupported(
740        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
741    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
742
743    // Enumerate all the color formats supported by
744    // the omx component to see whether the given
745    // color format is supported.
746    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
747    InitOMXParams(&portFormat);
748    portFormat.nPortIndex = portIndex;
749    OMX_U32 index = 0;
750    portFormat.nIndex = index;
751    while (true) {
752        if (OMX_ErrorNone != mOMX->getParameter(
753                mNode, OMX_IndexParamVideoPortFormat,
754                &portFormat, sizeof(portFormat))) {
755            break;
756        }
757        // Make sure that omx component does not overwrite
758        // the incremented index (bug 2897413).
759        CHECK_EQ(index, portFormat.nIndex);
760        if (portFormat.eColorFormat == colorFormat) {
761            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
762            return OK;  // colorFormat is supported!
763        }
764        ++index;
765        portFormat.nIndex = index;
766
767        if (index >= kMaxColorFormatSupported) {
768            CODEC_LOGE("More than %ld color formats are supported???", index);
769            break;
770        }
771    }
772
773    CODEC_LOGE("color format %d is not supported", colorFormat);
774    return UNKNOWN_ERROR;
775}
776
777void OMXCodec::setVideoInputFormat(
778        const char *mime, const sp<MetaData>& meta) {
779
780    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
781    bool success = meta->findInt32(kKeyWidth, &width);
782    success = success && meta->findInt32(kKeyHeight, &height);
783    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
784    success = success && meta->findInt32(kKeyBitRate, &bitRate);
785    success = success && meta->findInt32(kKeyStride, &stride);
786    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
787    CHECK(success);
788    CHECK(stride != 0);
789
790    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
791    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
792        compressionFormat = OMX_VIDEO_CodingAVC;
793    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
794        compressionFormat = OMX_VIDEO_CodingMPEG4;
795    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
796        compressionFormat = OMX_VIDEO_CodingH263;
797    } else {
798        ALOGE("Not a supported video mime type: %s", mime);
799        CHECK(!"Should not be here. Not a supported video mime type.");
800    }
801
802    OMX_COLOR_FORMATTYPE colorFormat;
803    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
804
805    status_t err;
806    OMX_PARAM_PORTDEFINITIONTYPE def;
807    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
808
809    //////////////////////// Input port /////////////////////////
810    CHECK_EQ(setVideoPortFormatType(
811            kPortIndexInput, OMX_VIDEO_CodingUnused,
812            colorFormat), (status_t)OK);
813
814    InitOMXParams(&def);
815    def.nPortIndex = kPortIndexInput;
816
817    err = mOMX->getParameter(
818            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
819    CHECK_EQ(err, (status_t)OK);
820
821    def.nBufferSize = getFrameSize(colorFormat,
822            stride > 0? stride: -stride, sliceHeight);
823
824    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
825
826    video_def->nFrameWidth = width;
827    video_def->nFrameHeight = height;
828    video_def->nStride = stride;
829    video_def->nSliceHeight = sliceHeight;
830    video_def->xFramerate = (frameRate << 16);  // Q16 format
831    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
832    video_def->eColorFormat = colorFormat;
833
834    err = mOMX->setParameter(
835            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
836    CHECK_EQ(err, (status_t)OK);
837
838    //////////////////////// Output port /////////////////////////
839    CHECK_EQ(setVideoPortFormatType(
840            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
841            (status_t)OK);
842    InitOMXParams(&def);
843    def.nPortIndex = kPortIndexOutput;
844
845    err = mOMX->getParameter(
846            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
847
848    CHECK_EQ(err, (status_t)OK);
849    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
850
851    video_def->nFrameWidth = width;
852    video_def->nFrameHeight = height;
853    video_def->xFramerate = 0;      // No need for output port
854    video_def->nBitrate = bitRate;  // Q16 format
855    video_def->eCompressionFormat = compressionFormat;
856    video_def->eColorFormat = OMX_COLOR_FormatUnused;
857    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
858        // Increases the output buffer size
859        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
860    }
861
862    err = mOMX->setParameter(
863            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
864    CHECK_EQ(err, (status_t)OK);
865
866    /////////////////// Codec-specific ////////////////////////
867    switch (compressionFormat) {
868        case OMX_VIDEO_CodingMPEG4:
869        {
870            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
871            break;
872        }
873
874        case OMX_VIDEO_CodingH263:
875            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
876            break;
877
878        case OMX_VIDEO_CodingAVC:
879        {
880            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
881            break;
882        }
883
884        default:
885            CHECK(!"Support for this compressionFormat to be implemented.");
886            break;
887    }
888}
889
890static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
891    if (iFramesInterval < 0) {
892        return 0xFFFFFFFF;
893    } else if (iFramesInterval == 0) {
894        return 0;
895    }
896    OMX_U32 ret = frameRate * iFramesInterval;
897    CHECK(ret > 1);
898    return ret;
899}
900
901status_t OMXCodec::setupErrorCorrectionParameters() {
902    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
903    InitOMXParams(&errorCorrectionType);
904    errorCorrectionType.nPortIndex = kPortIndexOutput;
905
906    status_t err = mOMX->getParameter(
907            mNode, OMX_IndexParamVideoErrorCorrection,
908            &errorCorrectionType, sizeof(errorCorrectionType));
909    if (err != OK) {
910        ALOGW("Error correction param query is not supported");
911        return OK;  // Optional feature. Ignore this failure
912    }
913
914    errorCorrectionType.bEnableHEC = OMX_FALSE;
915    errorCorrectionType.bEnableResync = OMX_TRUE;
916    errorCorrectionType.nResynchMarkerSpacing = 256;
917    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
918    errorCorrectionType.bEnableRVLC = OMX_FALSE;
919
920    err = mOMX->setParameter(
921            mNode, OMX_IndexParamVideoErrorCorrection,
922            &errorCorrectionType, sizeof(errorCorrectionType));
923    if (err != OK) {
924        ALOGW("Error correction param configuration is not supported");
925    }
926
927    // Optional feature. Ignore the failure.
928    return OK;
929}
930
931status_t OMXCodec::setupBitRate(int32_t bitRate) {
932    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
933    InitOMXParams(&bitrateType);
934    bitrateType.nPortIndex = kPortIndexOutput;
935
936    status_t err = mOMX->getParameter(
937            mNode, OMX_IndexParamVideoBitrate,
938            &bitrateType, sizeof(bitrateType));
939    CHECK_EQ(err, (status_t)OK);
940
941    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
942    bitrateType.nTargetBitrate = bitRate;
943
944    err = mOMX->setParameter(
945            mNode, OMX_IndexParamVideoBitrate,
946            &bitrateType, sizeof(bitrateType));
947    CHECK_EQ(err, (status_t)OK);
948    return OK;
949}
950
951status_t OMXCodec::getVideoProfileLevel(
952        const sp<MetaData>& meta,
953        const CodecProfileLevel& defaultProfileLevel,
954        CodecProfileLevel &profileLevel) {
955    CODEC_LOGV("Default profile: %ld, level %ld",
956            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
957
958    // Are the default profile and level overwriten?
959    int32_t profile, level;
960    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
961        profile = defaultProfileLevel.mProfile;
962    }
963    if (!meta->findInt32(kKeyVideoLevel, &level)) {
964        level = defaultProfileLevel.mLevel;
965    }
966    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
967
968    // Are the target profile and level supported by the encoder?
969    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
970    InitOMXParams(&param);
971    param.nPortIndex = kPortIndexOutput;
972    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
973        status_t err = mOMX->getParameter(
974                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
975                &param, sizeof(param));
976
977        if (err != OK) break;
978
979        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
980        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
981        CODEC_LOGV("Supported profile: %d, level %d",
982            supportedProfile, supportedLevel);
983
984        if (profile == supportedProfile &&
985            level <= supportedLevel) {
986            // We can further check whether the level is a valid
987            // value; but we will leave that to the omx encoder component
988            // via OMX_SetParameter call.
989            profileLevel.mProfile = profile;
990            profileLevel.mLevel = level;
991            return OK;
992        }
993    }
994
995    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
996            profile, level);
997    return BAD_VALUE;
998}
999
1000status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1001    int32_t iFramesInterval, frameRate, bitRate;
1002    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1003    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1004    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1005    CHECK(success);
1006    OMX_VIDEO_PARAM_H263TYPE h263type;
1007    InitOMXParams(&h263type);
1008    h263type.nPortIndex = kPortIndexOutput;
1009
1010    status_t err = mOMX->getParameter(
1011            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1012    CHECK_EQ(err, (status_t)OK);
1013
1014    h263type.nAllowedPictureTypes =
1015        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1016
1017    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1018    if (h263type.nPFrames == 0) {
1019        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1020    }
1021    h263type.nBFrames = 0;
1022
1023    // Check profile and level parameters
1024    CodecProfileLevel defaultProfileLevel, profileLevel;
1025    defaultProfileLevel.mProfile = h263type.eProfile;
1026    defaultProfileLevel.mLevel = h263type.eLevel;
1027    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1028    if (err != OK) return err;
1029    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1030    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1031
1032    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1033    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1034    h263type.nPictureHeaderRepetition = 0;
1035    h263type.nGOBHeaderInterval = 0;
1036
1037    err = mOMX->setParameter(
1038            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1039    CHECK_EQ(err, (status_t)OK);
1040
1041    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1042    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1043
1044    return OK;
1045}
1046
1047status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1048    int32_t iFramesInterval, frameRate, bitRate;
1049    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1050    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1051    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1052    CHECK(success);
1053    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1054    InitOMXParams(&mpeg4type);
1055    mpeg4type.nPortIndex = kPortIndexOutput;
1056
1057    status_t err = mOMX->getParameter(
1058            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1059    CHECK_EQ(err, (status_t)OK);
1060
1061    mpeg4type.nSliceHeaderSpacing = 0;
1062    mpeg4type.bSVH = OMX_FALSE;
1063    mpeg4type.bGov = OMX_FALSE;
1064
1065    mpeg4type.nAllowedPictureTypes =
1066        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1067
1068    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1069    if (mpeg4type.nPFrames == 0) {
1070        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1071    }
1072    mpeg4type.nBFrames = 0;
1073    mpeg4type.nIDCVLCThreshold = 0;
1074    mpeg4type.bACPred = OMX_TRUE;
1075    mpeg4type.nMaxPacketSize = 256;
1076    mpeg4type.nTimeIncRes = 1000;
1077    mpeg4type.nHeaderExtension = 0;
1078    mpeg4type.bReversibleVLC = OMX_FALSE;
1079
1080    // Check profile and level parameters
1081    CodecProfileLevel defaultProfileLevel, profileLevel;
1082    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1083    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1084    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1085    if (err != OK) return err;
1086    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1087    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1088
1089    err = mOMX->setParameter(
1090            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1091    CHECK_EQ(err, (status_t)OK);
1092
1093    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1094    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1095
1096    return OK;
1097}
1098
1099status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1100    int32_t iFramesInterval, frameRate, bitRate;
1101    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1102    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1103    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1104    CHECK(success);
1105
1106    OMX_VIDEO_PARAM_AVCTYPE h264type;
1107    InitOMXParams(&h264type);
1108    h264type.nPortIndex = kPortIndexOutput;
1109
1110    status_t err = mOMX->getParameter(
1111            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1112    CHECK_EQ(err, (status_t)OK);
1113
1114    h264type.nAllowedPictureTypes =
1115        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1116
1117    // Check profile and level parameters
1118    CodecProfileLevel defaultProfileLevel, profileLevel;
1119    defaultProfileLevel.mProfile = h264type.eProfile;
1120    defaultProfileLevel.mLevel = h264type.eLevel;
1121    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1122    if (err != OK) return err;
1123    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1124    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1125
1126    // XXX
1127    if (h264type.eProfile != OMX_VIDEO_AVCProfileBaseline) {
1128        ALOGW("Use baseline profile instead of %d for AVC recording",
1129            h264type.eProfile);
1130        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1131    }
1132
1133    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1134        h264type.nSliceHeaderSpacing = 0;
1135        h264type.bUseHadamard = OMX_TRUE;
1136        h264type.nRefFrames = 1;
1137        h264type.nBFrames = 0;
1138        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1139        if (h264type.nPFrames == 0) {
1140            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1141        }
1142        h264type.nRefIdx10ActiveMinus1 = 0;
1143        h264type.nRefIdx11ActiveMinus1 = 0;
1144        h264type.bEntropyCodingCABAC = OMX_FALSE;
1145        h264type.bWeightedPPrediction = OMX_FALSE;
1146        h264type.bconstIpred = OMX_FALSE;
1147        h264type.bDirect8x8Inference = OMX_FALSE;
1148        h264type.bDirectSpatialTemporal = OMX_FALSE;
1149        h264type.nCabacInitIdc = 0;
1150    }
1151
1152    if (h264type.nBFrames != 0) {
1153        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1154    }
1155
1156    h264type.bEnableUEP = OMX_FALSE;
1157    h264type.bEnableFMO = OMX_FALSE;
1158    h264type.bEnableASO = OMX_FALSE;
1159    h264type.bEnableRS = OMX_FALSE;
1160    h264type.bFrameMBsOnly = OMX_TRUE;
1161    h264type.bMBAFF = OMX_FALSE;
1162    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1163
1164    err = mOMX->setParameter(
1165            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1166    CHECK_EQ(err, (status_t)OK);
1167
1168    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1169
1170    return OK;
1171}
1172
1173status_t OMXCodec::setVideoOutputFormat(
1174        const char *mime, OMX_U32 width, OMX_U32 height) {
1175    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1176
1177    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1178    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1179        compressionFormat = OMX_VIDEO_CodingAVC;
1180    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1181        compressionFormat = OMX_VIDEO_CodingMPEG4;
1182    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1183        compressionFormat = OMX_VIDEO_CodingH263;
1184    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1185        compressionFormat = OMX_VIDEO_CodingVPX;
1186    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1187        compressionFormat = OMX_VIDEO_CodingMPEG2;
1188    } else {
1189        ALOGE("Not a supported video mime type: %s", mime);
1190        CHECK(!"Should not be here. Not a supported video mime type.");
1191    }
1192
1193    status_t err = setVideoPortFormatType(
1194            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1195
1196    if (err != OK) {
1197        return err;
1198    }
1199
1200#if 1
1201    {
1202        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1203        InitOMXParams(&format);
1204        format.nPortIndex = kPortIndexOutput;
1205        format.nIndex = 0;
1206
1207        status_t err = mOMX->getParameter(
1208                mNode, OMX_IndexParamVideoPortFormat,
1209                &format, sizeof(format));
1210        CHECK_EQ(err, (status_t)OK);
1211        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1212
1213        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1214               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1215               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1216               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1217               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1218
1219        err = mOMX->setParameter(
1220                mNode, OMX_IndexParamVideoPortFormat,
1221                &format, sizeof(format));
1222
1223        if (err != OK) {
1224            return err;
1225        }
1226    }
1227#endif
1228
1229    OMX_PARAM_PORTDEFINITIONTYPE def;
1230    InitOMXParams(&def);
1231    def.nPortIndex = kPortIndexInput;
1232
1233    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1234
1235    err = mOMX->getParameter(
1236            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1237
1238    CHECK_EQ(err, (status_t)OK);
1239
1240#if 1
1241    // XXX Need a (much) better heuristic to compute input buffer sizes.
1242    const size_t X = 64 * 1024;
1243    if (def.nBufferSize < X) {
1244        def.nBufferSize = X;
1245    }
1246#endif
1247
1248    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1249
1250    video_def->nFrameWidth = width;
1251    video_def->nFrameHeight = height;
1252
1253    video_def->eCompressionFormat = compressionFormat;
1254    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1255
1256    err = mOMX->setParameter(
1257            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1258
1259    if (err != OK) {
1260        return err;
1261    }
1262
1263    ////////////////////////////////////////////////////////////////////////////
1264
1265    InitOMXParams(&def);
1266    def.nPortIndex = kPortIndexOutput;
1267
1268    err = mOMX->getParameter(
1269            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1270    CHECK_EQ(err, (status_t)OK);
1271    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1272
1273#if 0
1274    def.nBufferSize =
1275        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1276#endif
1277
1278    video_def->nFrameWidth = width;
1279    video_def->nFrameHeight = height;
1280
1281    err = mOMX->setParameter(
1282            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1283
1284    return err;
1285}
1286
1287OMXCodec::OMXCodec(
1288        const sp<IOMX> &omx, IOMX::node_id node,
1289        uint32_t quirks, uint32_t flags,
1290        bool isEncoder,
1291        const char *mime,
1292        const char *componentName,
1293        const sp<MediaSource> &source,
1294        const sp<ANativeWindow> &nativeWindow)
1295    : mOMX(omx),
1296      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1297      mNode(node),
1298      mQuirks(quirks),
1299      mFlags(flags),
1300      mIsEncoder(isEncoder),
1301      mIsVideo(!strncasecmp("video/", mime, 6)),
1302      mMIME(strdup(mime)),
1303      mComponentName(strdup(componentName)),
1304      mSource(source),
1305      mCodecSpecificDataIndex(0),
1306      mState(LOADED),
1307      mInitialBufferSubmit(true),
1308      mSignalledEOS(false),
1309      mNoMoreOutputData(false),
1310      mOutputPortSettingsHaveChanged(false),
1311      mSeekTimeUs(-1),
1312      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1313      mTargetTimeUs(-1),
1314      mOutputPortSettingsChangedPending(false),
1315      mSkipCutBuffer(NULL),
1316      mLeftOverBuffer(NULL),
1317      mPaused(false),
1318      mNativeWindow(
1319              (!strncmp(componentName, "OMX.google.", 11)
1320              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1321                        ? NULL : nativeWindow) {
1322    mPortStatus[kPortIndexInput] = ENABLED;
1323    mPortStatus[kPortIndexOutput] = ENABLED;
1324
1325    setComponentRole();
1326}
1327
1328// static
1329void OMXCodec::setComponentRole(
1330        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1331        const char *mime) {
1332    struct MimeToRole {
1333        const char *mime;
1334        const char *decoderRole;
1335        const char *encoderRole;
1336    };
1337
1338    static const MimeToRole kMimeToRole[] = {
1339        { MEDIA_MIMETYPE_AUDIO_MPEG,
1340            "audio_decoder.mp3", "audio_encoder.mp3" },
1341        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1342            "audio_decoder.mp1", "audio_encoder.mp1" },
1343        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1344            "audio_decoder.mp2", "audio_encoder.mp2" },
1345        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1346            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1347        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1348            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1349        { MEDIA_MIMETYPE_AUDIO_AAC,
1350            "audio_decoder.aac", "audio_encoder.aac" },
1351        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1352            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1353        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1354            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1355        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1356            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1357        { MEDIA_MIMETYPE_VIDEO_AVC,
1358            "video_decoder.avc", "video_encoder.avc" },
1359        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1360            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1361        { MEDIA_MIMETYPE_VIDEO_H263,
1362            "video_decoder.h263", "video_encoder.h263" },
1363        { MEDIA_MIMETYPE_VIDEO_VPX,
1364            "video_decoder.vpx", "video_encoder.vpx" },
1365        { MEDIA_MIMETYPE_AUDIO_RAW,
1366            "audio_decoder.raw", "audio_encoder.raw" },
1367        { MEDIA_MIMETYPE_AUDIO_FLAC,
1368            "audio_decoder.flac", "audio_encoder.flac" },
1369    };
1370
1371    static const size_t kNumMimeToRole =
1372        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1373
1374    size_t i;
1375    for (i = 0; i < kNumMimeToRole; ++i) {
1376        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1377            break;
1378        }
1379    }
1380
1381    if (i == kNumMimeToRole) {
1382        return;
1383    }
1384
1385    const char *role =
1386        isEncoder ? kMimeToRole[i].encoderRole
1387                  : kMimeToRole[i].decoderRole;
1388
1389    if (role != NULL) {
1390        OMX_PARAM_COMPONENTROLETYPE roleParams;
1391        InitOMXParams(&roleParams);
1392
1393        strncpy((char *)roleParams.cRole,
1394                role, OMX_MAX_STRINGNAME_SIZE - 1);
1395
1396        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1397
1398        status_t err = omx->setParameter(
1399                node, OMX_IndexParamStandardComponentRole,
1400                &roleParams, sizeof(roleParams));
1401
1402        if (err != OK) {
1403            ALOGW("Failed to set standard component role '%s'.", role);
1404        }
1405    }
1406}
1407
1408void OMXCodec::setComponentRole() {
1409    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1410}
1411
1412OMXCodec::~OMXCodec() {
1413    mSource.clear();
1414
1415    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1416
1417    status_t err = mOMX->freeNode(mNode);
1418    CHECK_EQ(err, (status_t)OK);
1419
1420    mNode = NULL;
1421    setState(DEAD);
1422
1423    clearCodecSpecificData();
1424
1425    free(mComponentName);
1426    mComponentName = NULL;
1427
1428    free(mMIME);
1429    mMIME = NULL;
1430}
1431
1432status_t OMXCodec::init() {
1433    // mLock is held.
1434
1435    CHECK_EQ((int)mState, (int)LOADED);
1436
1437    status_t err;
1438    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1439        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1440        CHECK_EQ(err, (status_t)OK);
1441        setState(LOADED_TO_IDLE);
1442    }
1443
1444    err = allocateBuffers();
1445    if (err != (status_t)OK) {
1446        return err;
1447    }
1448
1449    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1450        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1451        CHECK_EQ(err, (status_t)OK);
1452
1453        setState(LOADED_TO_IDLE);
1454    }
1455
1456    while (mState != EXECUTING && mState != ERROR) {
1457        mAsyncCompletion.wait(mLock);
1458    }
1459
1460    return mState == ERROR ? UNKNOWN_ERROR : OK;
1461}
1462
1463// static
1464bool OMXCodec::isIntermediateState(State state) {
1465    return state == LOADED_TO_IDLE
1466        || state == IDLE_TO_EXECUTING
1467        || state == EXECUTING_TO_IDLE
1468        || state == IDLE_TO_LOADED
1469        || state == RECONFIGURING;
1470}
1471
1472status_t OMXCodec::allocateBuffers() {
1473    status_t err = allocateBuffersOnPort(kPortIndexInput);
1474
1475    if (err != OK) {
1476        return err;
1477    }
1478
1479    return allocateBuffersOnPort(kPortIndexOutput);
1480}
1481
1482status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1483    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1484        return allocateOutputBuffersFromNativeWindow();
1485    }
1486
1487    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1488        ALOGE("protected output buffers must be stent to an ANativeWindow");
1489        return PERMISSION_DENIED;
1490    }
1491
1492    status_t err = OK;
1493    if ((mFlags & kStoreMetaDataInVideoBuffers)
1494            && portIndex == kPortIndexInput) {
1495        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1496        if (err != OK) {
1497            ALOGE("Storing meta data in video buffers is not supported");
1498            return err;
1499        }
1500    }
1501
1502    OMX_PARAM_PORTDEFINITIONTYPE def;
1503    InitOMXParams(&def);
1504    def.nPortIndex = portIndex;
1505
1506    err = mOMX->getParameter(
1507            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1508
1509    if (err != OK) {
1510        return err;
1511    }
1512
1513    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1514            def.nBufferCountActual, def.nBufferSize,
1515            portIndex == kPortIndexInput ? "input" : "output");
1516
1517    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1518    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1519
1520    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1521        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1522        CHECK(mem.get() != NULL);
1523
1524        BufferInfo info;
1525        info.mData = NULL;
1526        info.mSize = def.nBufferSize;
1527
1528        IOMX::buffer_id buffer;
1529        if (portIndex == kPortIndexInput
1530                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1531                    || (mFlags & kUseSecureInputBuffers))) {
1532            if (mOMXLivesLocally) {
1533                mem.clear();
1534
1535                err = mOMX->allocateBuffer(
1536                        mNode, portIndex, def.nBufferSize, &buffer,
1537                        &info.mData);
1538            } else {
1539                err = mOMX->allocateBufferWithBackup(
1540                        mNode, portIndex, mem, &buffer);
1541            }
1542        } else if (portIndex == kPortIndexOutput
1543                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1544            if (mOMXLivesLocally) {
1545                mem.clear();
1546
1547                err = mOMX->allocateBuffer(
1548                        mNode, portIndex, def.nBufferSize, &buffer,
1549                        &info.mData);
1550            } else {
1551                err = mOMX->allocateBufferWithBackup(
1552                        mNode, portIndex, mem, &buffer);
1553            }
1554        } else {
1555            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1556        }
1557
1558        if (err != OK) {
1559            ALOGE("allocate_buffer_with_backup failed");
1560            return err;
1561        }
1562
1563        if (mem != NULL) {
1564            info.mData = mem->pointer();
1565        }
1566
1567        info.mBuffer = buffer;
1568        info.mStatus = OWNED_BY_US;
1569        info.mMem = mem;
1570        info.mMediaBuffer = NULL;
1571
1572        if (portIndex == kPortIndexOutput) {
1573            if (!(mOMXLivesLocally
1574                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1575                        && (mQuirks & kDefersOutputBufferAllocation))) {
1576                // If the node does not fill in the buffer ptr at this time,
1577                // we will defer creating the MediaBuffer until receiving
1578                // the first FILL_BUFFER_DONE notification instead.
1579                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1580                info.mMediaBuffer->setObserver(this);
1581            }
1582        }
1583
1584        mPortBuffers[portIndex].push(info);
1585
1586        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1587             portIndex == kPortIndexInput ? "input" : "output");
1588    }
1589
1590    if (portIndex == kPortIndexOutput) {
1591
1592        sp<MetaData> meta = mSource->getFormat();
1593        int32_t delay = 0;
1594        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1595            delay = 0;
1596        }
1597        int32_t padding = 0;
1598        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1599            padding = 0;
1600        }
1601        int32_t numchannels = 0;
1602        if (delay + padding) {
1603            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1604                size_t frameSize = numchannels * sizeof(int16_t);
1605                if (mSkipCutBuffer != NULL) {
1606                    size_t prevbuffersize = mSkipCutBuffer->size();
1607                    if (prevbuffersize != 0) {
1608                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1609                    }
1610                }
1611                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1612            }
1613        }
1614    }
1615
1616    // dumpPortStatus(portIndex);
1617
1618    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1619        Vector<MediaBuffer *> buffers;
1620        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1621            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1622
1623            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1624            buffers.push(mbuf);
1625        }
1626
1627        status_t err = mSource->setBuffers(buffers);
1628
1629        if (err != OK) {
1630            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1631                buffers.editItemAt(i)->release();
1632            }
1633            buffers.clear();
1634
1635            CODEC_LOGE(
1636                    "Codec requested to use secure input buffers but "
1637                    "upstream source didn't support that.");
1638
1639            return err;
1640        }
1641    }
1642
1643    return OK;
1644}
1645
1646status_t OMXCodec::applyRotation() {
1647    sp<MetaData> meta = mSource->getFormat();
1648
1649    int32_t rotationDegrees;
1650    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1651        rotationDegrees = 0;
1652    }
1653
1654    uint32_t transform;
1655    switch (rotationDegrees) {
1656        case 0: transform = 0; break;
1657        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1658        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1659        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1660        default: transform = 0; break;
1661    }
1662
1663    status_t err = OK;
1664
1665    if (transform) {
1666        err = native_window_set_buffers_transform(
1667                mNativeWindow.get(), transform);
1668    }
1669
1670    return err;
1671}
1672
1673status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1674    // Get the number of buffers needed.
1675    OMX_PARAM_PORTDEFINITIONTYPE def;
1676    InitOMXParams(&def);
1677    def.nPortIndex = kPortIndexOutput;
1678
1679    status_t err = mOMX->getParameter(
1680            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1681    if (err != OK) {
1682        return err;
1683    }
1684
1685    err = native_window_set_buffers_geometry(
1686            mNativeWindow.get(),
1687            def.format.video.nFrameWidth,
1688            def.format.video.nFrameHeight,
1689            def.format.video.eColorFormat);
1690
1691    if (err != 0) {
1692        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1693                strerror(-err), -err);
1694        return err;
1695    }
1696
1697    err = applyRotation();
1698    if (err != OK) {
1699        return err;
1700    }
1701
1702    // Set up the native window.
1703    OMX_U32 usage = 0;
1704    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1705    if (err != 0) {
1706        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1707        // XXX: Currently this error is logged, but not fatal.
1708        usage = 0;
1709    }
1710    if (mFlags & kEnableGrallocUsageProtected) {
1711        usage |= GRALLOC_USAGE_PROTECTED;
1712    }
1713
1714    // Make sure to check whether either Stagefright or the video decoder
1715    // requested protected buffers.
1716    if (usage & GRALLOC_USAGE_PROTECTED) {
1717        // Verify that the ANativeWindow sends images directly to
1718        // SurfaceFlinger.
1719        int queuesToNativeWindow = 0;
1720        err = mNativeWindow->query(
1721                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1722                &queuesToNativeWindow);
1723        if (err != 0) {
1724            ALOGE("error authenticating native window: %d", err);
1725            return err;
1726        }
1727        if (queuesToNativeWindow != 1) {
1728            ALOGE("native window could not be authenticated");
1729            return PERMISSION_DENIED;
1730        }
1731    }
1732
1733    ALOGV("native_window_set_usage usage=0x%lx", usage);
1734    err = native_window_set_usage(
1735            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1736    if (err != 0) {
1737        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1738        return err;
1739    }
1740
1741    int minUndequeuedBufs = 0;
1742    err = mNativeWindow->query(mNativeWindow.get(),
1743            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1744    if (err != 0) {
1745        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1746                strerror(-err), -err);
1747        return err;
1748    }
1749
1750    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1751    // buffer counts refer to - how do they account for the renderer holding on
1752    // to buffers?
1753    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1754        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1755        def.nBufferCountActual = newBufferCount;
1756        err = mOMX->setParameter(
1757                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1758        if (err != OK) {
1759            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1760                    newBufferCount, err);
1761            return err;
1762        }
1763    }
1764
1765    err = native_window_set_buffer_count(
1766            mNativeWindow.get(), def.nBufferCountActual);
1767    if (err != 0) {
1768        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1769                -err);
1770        return err;
1771    }
1772
1773    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1774            "output port", def.nBufferCountActual, def.nBufferSize);
1775
1776    // Dequeue buffers and send them to OMX
1777    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1778        ANativeWindowBuffer* buf;
1779        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1780        if (err != 0) {
1781            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1782            break;
1783        }
1784
1785        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1786        BufferInfo info;
1787        info.mData = NULL;
1788        info.mSize = def.nBufferSize;
1789        info.mStatus = OWNED_BY_US;
1790        info.mMem = NULL;
1791        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1792        info.mMediaBuffer->setObserver(this);
1793        mPortBuffers[kPortIndexOutput].push(info);
1794
1795        IOMX::buffer_id bufferId;
1796        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1797                &bufferId);
1798        if (err != 0) {
1799            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1800                    "failed: %d", err);
1801            break;
1802        }
1803
1804        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1805
1806        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1807                bufferId, graphicBuffer.get());
1808    }
1809
1810    OMX_U32 cancelStart;
1811    OMX_U32 cancelEnd;
1812    if (err != 0) {
1813        // If an error occurred while dequeuing we need to cancel any buffers
1814        // that were dequeued.
1815        cancelStart = 0;
1816        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1817    } else {
1818        // Return the last two buffers to the native window.
1819        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1820        cancelEnd = def.nBufferCountActual;
1821    }
1822
1823    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1824        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1825        cancelBufferToNativeWindow(info);
1826    }
1827
1828    return err;
1829}
1830
1831status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1832    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1833    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1834    int err = mNativeWindow->cancelBuffer(
1835        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get(), -1);
1836    if (err != 0) {
1837      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1838
1839      setState(ERROR);
1840      return err;
1841    }
1842    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1843    return OK;
1844}
1845
1846OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1847    // Dequeue the next buffer from the native window.
1848    ANativeWindowBuffer* buf;
1849    int fenceFd = -1;
1850    int err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &buf);
1851    if (err != 0) {
1852      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1853
1854      setState(ERROR);
1855      return 0;
1856    }
1857
1858    // Determine which buffer we just dequeued.
1859    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1860    BufferInfo *bufInfo = 0;
1861    for (size_t i = 0; i < buffers->size(); i++) {
1862      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1863          mMediaBuffer->graphicBuffer();
1864      if (graphicBuffer->handle == buf->handle) {
1865        bufInfo = &buffers->editItemAt(i);
1866        break;
1867      }
1868    }
1869
1870    if (bufInfo == 0) {
1871        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1872
1873        setState(ERROR);
1874        return 0;
1875    }
1876
1877    // The native window no longer owns the buffer.
1878    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1879    bufInfo->mStatus = OWNED_BY_US;
1880
1881    return bufInfo;
1882}
1883
1884status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1885    status_t err = NO_ERROR;
1886    ANativeWindowBuffer* anb = NULL;
1887    int numBufs = 0;
1888    int minUndequeuedBufs = 0;
1889
1890    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1891    // no frames get dropped by SurfaceFlinger assuming that these are video
1892    // frames.
1893    err = native_window_api_disconnect(mNativeWindow.get(),
1894            NATIVE_WINDOW_API_MEDIA);
1895    if (err != NO_ERROR) {
1896        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1897                strerror(-err), -err);
1898        return err;
1899    }
1900
1901    err = native_window_api_connect(mNativeWindow.get(),
1902            NATIVE_WINDOW_API_CPU);
1903    if (err != NO_ERROR) {
1904        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1905                strerror(-err), -err);
1906        return err;
1907    }
1908
1909    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1910            HAL_PIXEL_FORMAT_RGBX_8888);
1911    if (err != NO_ERROR) {
1912        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1913                strerror(-err), -err);
1914        goto error;
1915    }
1916
1917    err = native_window_set_usage(mNativeWindow.get(),
1918            GRALLOC_USAGE_SW_WRITE_OFTEN);
1919    if (err != NO_ERROR) {
1920        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1921                strerror(-err), -err);
1922        goto error;
1923    }
1924
1925    err = native_window_set_scaling_mode(mNativeWindow.get(),
1926            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1927    if (err != OK) {
1928        ALOGE("error pushing blank frames: set_scaling_mode failed: %s (%d)",
1929                strerror(-err), -err);
1930        goto error;
1931    }
1932
1933    err = mNativeWindow->query(mNativeWindow.get(),
1934            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1935    if (err != NO_ERROR) {
1936        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1937                "failed: %s (%d)", strerror(-err), -err);
1938        goto error;
1939    }
1940
1941    numBufs = minUndequeuedBufs + 1;
1942    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1943    if (err != NO_ERROR) {
1944        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1945                strerror(-err), -err);
1946        goto error;
1947    }
1948
1949    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1950    // buffer twice.  This should guarantee that the buffer has been displayed
1951    // on the screen and then been replaced, so an previous video frames are
1952    // guaranteed NOT to be currently displayed.
1953    for (int i = 0; i < numBufs + 1; i++) {
1954        int fenceFd = -1;
1955        err = native_window_dequeue_buffer_and_wait(mNativeWindow.get(), &anb);
1956        if (err != NO_ERROR) {
1957            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1958                    strerror(-err), -err);
1959            goto error;
1960        }
1961
1962        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1963
1964        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1965        uint32_t* img = NULL;
1966        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1967        if (err != NO_ERROR) {
1968            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1969                    strerror(-err), -err);
1970            goto error;
1971        }
1972
1973        *img = 0;
1974
1975        err = buf->unlock();
1976        if (err != NO_ERROR) {
1977            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1978                    strerror(-err), -err);
1979            goto error;
1980        }
1981
1982        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1983                buf->getNativeBuffer(), -1);
1984        if (err != NO_ERROR) {
1985            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1986                    strerror(-err), -err);
1987            goto error;
1988        }
1989
1990        anb = NULL;
1991    }
1992
1993error:
1994
1995    if (err != NO_ERROR) {
1996        // Clean up after an error.
1997        if (anb != NULL) {
1998            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb, -1);
1999        }
2000
2001        native_window_api_disconnect(mNativeWindow.get(),
2002                NATIVE_WINDOW_API_CPU);
2003        native_window_api_connect(mNativeWindow.get(),
2004                NATIVE_WINDOW_API_MEDIA);
2005
2006        return err;
2007    } else {
2008        // Clean up after success.
2009        err = native_window_api_disconnect(mNativeWindow.get(),
2010                NATIVE_WINDOW_API_CPU);
2011        if (err != NO_ERROR) {
2012            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2013                    strerror(-err), -err);
2014            return err;
2015        }
2016
2017        err = native_window_api_connect(mNativeWindow.get(),
2018                NATIVE_WINDOW_API_MEDIA);
2019        if (err != NO_ERROR) {
2020            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2021                    strerror(-err), -err);
2022            return err;
2023        }
2024
2025        return NO_ERROR;
2026    }
2027}
2028
2029int64_t OMXCodec::getDecodingTimeUs() {
2030    CHECK(mIsEncoder && mIsVideo);
2031
2032    if (mDecodingTimeList.empty()) {
2033        CHECK(mSignalledEOS || mNoMoreOutputData);
2034        // No corresponding input frame available.
2035        // This could happen when EOS is reached.
2036        return 0;
2037    }
2038
2039    List<int64_t>::iterator it = mDecodingTimeList.begin();
2040    int64_t timeUs = *it;
2041    mDecodingTimeList.erase(it);
2042    return timeUs;
2043}
2044
2045void OMXCodec::on_message(const omx_message &msg) {
2046    if (mState == ERROR) {
2047        ALOGW("Dropping OMX message - we're in ERROR state.");
2048        return;
2049    }
2050
2051    switch (msg.type) {
2052        case omx_message::EVENT:
2053        {
2054            onEvent(
2055                 msg.u.event_data.event, msg.u.event_data.data1,
2056                 msg.u.event_data.data2);
2057
2058            break;
2059        }
2060
2061        case omx_message::EMPTY_BUFFER_DONE:
2062        {
2063            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2064
2065            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2066
2067            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2068            size_t i = 0;
2069            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2070                ++i;
2071            }
2072
2073            CHECK(i < buffers->size());
2074            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2075                ALOGW("We already own input buffer %p, yet received "
2076                     "an EMPTY_BUFFER_DONE.", buffer);
2077            }
2078
2079            BufferInfo* info = &buffers->editItemAt(i);
2080            info->mStatus = OWNED_BY_US;
2081
2082            // Buffer could not be released until empty buffer done is called.
2083            if (info->mMediaBuffer != NULL) {
2084                if (mIsEncoder &&
2085                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2086                    // If zero-copy mode is enabled this will send the
2087                    // input buffer back to the upstream source.
2088                    restorePatchedDataPointer(info);
2089                }
2090
2091                info->mMediaBuffer->release();
2092                info->mMediaBuffer = NULL;
2093            }
2094
2095            if (mPortStatus[kPortIndexInput] == DISABLING) {
2096                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2097
2098                status_t err = freeBuffer(kPortIndexInput, i);
2099                CHECK_EQ(err, (status_t)OK);
2100            } else if (mState != ERROR
2101                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2102                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2103
2104                if (mFlags & kUseSecureInputBuffers) {
2105                    drainAnyInputBuffer();
2106                } else {
2107                    drainInputBuffer(&buffers->editItemAt(i));
2108                }
2109            }
2110            break;
2111        }
2112
2113        case omx_message::FILL_BUFFER_DONE:
2114        {
2115            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2116            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2117
2118            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2119                 buffer,
2120                 msg.u.extended_buffer_data.range_length,
2121                 flags,
2122                 msg.u.extended_buffer_data.timestamp,
2123                 msg.u.extended_buffer_data.timestamp / 1E6);
2124
2125            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2126            size_t i = 0;
2127            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2128                ++i;
2129            }
2130
2131            CHECK(i < buffers->size());
2132            BufferInfo *info = &buffers->editItemAt(i);
2133
2134            if (info->mStatus != OWNED_BY_COMPONENT) {
2135                ALOGW("We already own output buffer %p, yet received "
2136                     "a FILL_BUFFER_DONE.", buffer);
2137            }
2138
2139            info->mStatus = OWNED_BY_US;
2140
2141            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2142                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2143
2144                status_t err = freeBuffer(kPortIndexOutput, i);
2145                CHECK_EQ(err, (status_t)OK);
2146
2147#if 0
2148            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2149                       && (flags & OMX_BUFFERFLAG_EOS)) {
2150                CODEC_LOGV("No more output data.");
2151                mNoMoreOutputData = true;
2152                mBufferFilled.signal();
2153#endif
2154            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2155                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2156
2157                if (info->mMediaBuffer == NULL) {
2158                    CHECK(mOMXLivesLocally);
2159                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2160                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2161
2162                    // The qcom video decoders on Nexus don't actually allocate
2163                    // output buffer memory on a call to OMX_AllocateBuffer
2164                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2165                    // structure is only filled in later.
2166
2167                    info->mMediaBuffer = new MediaBuffer(
2168                            msg.u.extended_buffer_data.data_ptr,
2169                            info->mSize);
2170                    info->mMediaBuffer->setObserver(this);
2171                }
2172
2173                MediaBuffer *buffer = info->mMediaBuffer;
2174                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2175
2176                if (!isGraphicBuffer
2177                    && msg.u.extended_buffer_data.range_offset
2178                        + msg.u.extended_buffer_data.range_length
2179                            > buffer->size()) {
2180                    CODEC_LOGE(
2181                            "Codec lied about its buffer size requirements, "
2182                            "sending a buffer larger than the originally "
2183                            "advertised size in FILL_BUFFER_DONE!");
2184                }
2185                buffer->set_range(
2186                        msg.u.extended_buffer_data.range_offset,
2187                        msg.u.extended_buffer_data.range_length);
2188
2189                buffer->meta_data()->clear();
2190
2191                buffer->meta_data()->setInt64(
2192                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2193
2194                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2195                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2196                }
2197                bool isCodecSpecific = false;
2198                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2199                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2200                    isCodecSpecific = true;
2201                }
2202
2203                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2204                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2205                }
2206
2207                buffer->meta_data()->setPointer(
2208                        kKeyPlatformPrivate,
2209                        msg.u.extended_buffer_data.platform_private);
2210
2211                buffer->meta_data()->setPointer(
2212                        kKeyBufferID,
2213                        msg.u.extended_buffer_data.buffer);
2214
2215                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2216                    CODEC_LOGV("No more output data.");
2217                    mNoMoreOutputData = true;
2218                }
2219
2220                if (mIsEncoder && mIsVideo) {
2221                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2222                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2223                }
2224
2225                if (mTargetTimeUs >= 0) {
2226                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2227
2228                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2229                        CODEC_LOGV(
2230                                "skipping output buffer at timestamp %lld us",
2231                                msg.u.extended_buffer_data.timestamp);
2232
2233                        fillOutputBuffer(info);
2234                        break;
2235                    }
2236
2237                    CODEC_LOGV(
2238                            "returning output buffer at target timestamp "
2239                            "%lld us",
2240                            msg.u.extended_buffer_data.timestamp);
2241
2242                    mTargetTimeUs = -1;
2243                }
2244
2245                mFilledBuffers.push_back(i);
2246                mBufferFilled.signal();
2247                if (mIsEncoder) {
2248                    sched_yield();
2249                }
2250            }
2251
2252            break;
2253        }
2254
2255        default:
2256        {
2257            CHECK(!"should not be here.");
2258            break;
2259        }
2260    }
2261}
2262
2263// Has the format changed in any way that the client would have to be aware of?
2264static bool formatHasNotablyChanged(
2265        const sp<MetaData> &from, const sp<MetaData> &to) {
2266    if (from.get() == NULL && to.get() == NULL) {
2267        return false;
2268    }
2269
2270    if ((from.get() == NULL && to.get() != NULL)
2271        || (from.get() != NULL && to.get() == NULL)) {
2272        return true;
2273    }
2274
2275    const char *mime_from, *mime_to;
2276    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2277    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2278
2279    if (strcasecmp(mime_from, mime_to)) {
2280        return true;
2281    }
2282
2283    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2284        int32_t colorFormat_from, colorFormat_to;
2285        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2286        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2287
2288        if (colorFormat_from != colorFormat_to) {
2289            return true;
2290        }
2291
2292        int32_t width_from, width_to;
2293        CHECK(from->findInt32(kKeyWidth, &width_from));
2294        CHECK(to->findInt32(kKeyWidth, &width_to));
2295
2296        if (width_from != width_to) {
2297            return true;
2298        }
2299
2300        int32_t height_from, height_to;
2301        CHECK(from->findInt32(kKeyHeight, &height_from));
2302        CHECK(to->findInt32(kKeyHeight, &height_to));
2303
2304        if (height_from != height_to) {
2305            return true;
2306        }
2307
2308        int32_t left_from, top_from, right_from, bottom_from;
2309        CHECK(from->findRect(
2310                    kKeyCropRect,
2311                    &left_from, &top_from, &right_from, &bottom_from));
2312
2313        int32_t left_to, top_to, right_to, bottom_to;
2314        CHECK(to->findRect(
2315                    kKeyCropRect,
2316                    &left_to, &top_to, &right_to, &bottom_to));
2317
2318        if (left_to != left_from || top_to != top_from
2319                || right_to != right_from || bottom_to != bottom_from) {
2320            return true;
2321        }
2322    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2323        int32_t numChannels_from, numChannels_to;
2324        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2325        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2326
2327        if (numChannels_from != numChannels_to) {
2328            return true;
2329        }
2330
2331        int32_t sampleRate_from, sampleRate_to;
2332        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2333        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2334
2335        if (sampleRate_from != sampleRate_to) {
2336            return true;
2337        }
2338    }
2339
2340    return false;
2341}
2342
2343void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2344    switch (event) {
2345        case OMX_EventCmdComplete:
2346        {
2347            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2348            break;
2349        }
2350
2351        case OMX_EventError:
2352        {
2353            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2354
2355            setState(ERROR);
2356            break;
2357        }
2358
2359        case OMX_EventPortSettingsChanged:
2360        {
2361            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2362                       data1, data2);
2363
2364            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2365                // There is no need to check whether mFilledBuffers is empty or not
2366                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2367                // the output buffers.
2368                if (data1 == kPortIndexOutput) {
2369                    CHECK(mFilledBuffers.empty());
2370                }
2371                onPortSettingsChanged(data1);
2372            } else if (data1 == kPortIndexOutput &&
2373                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2374                         data2 == OMX_IndexConfigCommonScale)) {
2375
2376                sp<MetaData> oldOutputFormat = mOutputFormat;
2377                initOutputFormat(mSource->getFormat());
2378
2379                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2380                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2381                    mOutputPortSettingsHaveChanged = true;
2382
2383                } else if (data2 == OMX_IndexConfigCommonScale) {
2384                    OMX_CONFIG_SCALEFACTORTYPE scale;
2385                    InitOMXParams(&scale);
2386                    scale.nPortIndex = kPortIndexOutput;
2387
2388                    // Change display dimension only when necessary.
2389                    if (OK == mOMX->getConfig(
2390                                        mNode,
2391                                        OMX_IndexConfigCommonScale,
2392                                        &scale, sizeof(scale))) {
2393                        int32_t left, top, right, bottom;
2394                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2395                                                      &left, &top,
2396                                                      &right, &bottom));
2397
2398                        // The scale is in 16.16 format.
2399                        // scale 1.0 = 0x010000. When there is no
2400                        // need to change the display, skip it.
2401                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2402                                scale.xWidth, scale.xHeight);
2403
2404                        if (scale.xWidth != 0x010000) {
2405                            mOutputFormat->setInt32(kKeyDisplayWidth,
2406                                    ((right - left +  1) * scale.xWidth)  >> 16);
2407                            mOutputPortSettingsHaveChanged = true;
2408                        }
2409
2410                        if (scale.xHeight != 0x010000) {
2411                            mOutputFormat->setInt32(kKeyDisplayHeight,
2412                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2413                            mOutputPortSettingsHaveChanged = true;
2414                        }
2415                    }
2416                }
2417            }
2418            break;
2419        }
2420
2421#if 0
2422        case OMX_EventBufferFlag:
2423        {
2424            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2425
2426            if (data1 == kPortIndexOutput) {
2427                mNoMoreOutputData = true;
2428            }
2429            break;
2430        }
2431#endif
2432
2433        default:
2434        {
2435            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2436            break;
2437        }
2438    }
2439}
2440
2441void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2442    switch (cmd) {
2443        case OMX_CommandStateSet:
2444        {
2445            onStateChange((OMX_STATETYPE)data);
2446            break;
2447        }
2448
2449        case OMX_CommandPortDisable:
2450        {
2451            OMX_U32 portIndex = data;
2452            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2453
2454            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2455            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2456            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2457
2458            mPortStatus[portIndex] = DISABLED;
2459
2460            if (mState == RECONFIGURING) {
2461                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2462
2463                sp<MetaData> oldOutputFormat = mOutputFormat;
2464                initOutputFormat(mSource->getFormat());
2465
2466                // Don't notify clients if the output port settings change
2467                // wasn't of importance to them, i.e. it may be that just the
2468                // number of buffers has changed and nothing else.
2469                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2470                if (!mOutputPortSettingsHaveChanged) {
2471                    mOutputPortSettingsHaveChanged = formatChanged;
2472                }
2473
2474                status_t err = enablePortAsync(portIndex);
2475                if (err != OK) {
2476                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2477                    setState(ERROR);
2478                } else {
2479                    err = allocateBuffersOnPort(portIndex);
2480                    if (err != OK) {
2481                        CODEC_LOGE("allocateBuffersOnPort (%s) failed "
2482                                   "(err = %d)",
2483                                   portIndex == kPortIndexInput
2484                                        ? "input" : "output",
2485                                   err);
2486
2487                        setState(ERROR);
2488                    }
2489                }
2490            }
2491            break;
2492        }
2493
2494        case OMX_CommandPortEnable:
2495        {
2496            OMX_U32 portIndex = data;
2497            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2498
2499            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2500            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2501
2502            mPortStatus[portIndex] = ENABLED;
2503
2504            if (mState == RECONFIGURING) {
2505                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2506
2507                setState(EXECUTING);
2508
2509                fillOutputBuffers();
2510            }
2511            break;
2512        }
2513
2514        case OMX_CommandFlush:
2515        {
2516            OMX_U32 portIndex = data;
2517
2518            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2519
2520            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2521            mPortStatus[portIndex] = ENABLED;
2522
2523            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2524                     mPortBuffers[portIndex].size());
2525
2526            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2527                mSkipCutBuffer->clear();
2528            }
2529
2530            if (mState == RECONFIGURING) {
2531                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2532
2533                disablePortAsync(portIndex);
2534            } else if (mState == EXECUTING_TO_IDLE) {
2535                if (mPortStatus[kPortIndexInput] == ENABLED
2536                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2537                    CODEC_LOGV("Finished flushing both ports, now completing "
2538                         "transition from EXECUTING to IDLE.");
2539
2540                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2541                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2542
2543                    status_t err =
2544                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2545                    CHECK_EQ(err, (status_t)OK);
2546                }
2547            } else {
2548                // We're flushing both ports in preparation for seeking.
2549
2550                if (mPortStatus[kPortIndexInput] == ENABLED
2551                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2552                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2553                         " seek-time.");
2554
2555                    // We implicitly resume pulling on our upstream source.
2556                    mPaused = false;
2557
2558                    drainInputBuffers();
2559                    fillOutputBuffers();
2560                }
2561
2562                if (mOutputPortSettingsChangedPending) {
2563                    CODEC_LOGV(
2564                            "Honoring deferred output port settings change.");
2565
2566                    mOutputPortSettingsChangedPending = false;
2567                    onPortSettingsChanged(kPortIndexOutput);
2568                }
2569            }
2570
2571            break;
2572        }
2573
2574        default:
2575        {
2576            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2577            break;
2578        }
2579    }
2580}
2581
2582void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2583    CODEC_LOGV("onStateChange %d", newState);
2584
2585    switch (newState) {
2586        case OMX_StateIdle:
2587        {
2588            CODEC_LOGV("Now Idle.");
2589            if (mState == LOADED_TO_IDLE) {
2590                status_t err = mOMX->sendCommand(
2591                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2592
2593                CHECK_EQ(err, (status_t)OK);
2594
2595                setState(IDLE_TO_EXECUTING);
2596            } else {
2597                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2598
2599                if (countBuffersWeOwn(mPortBuffers[kPortIndexInput]) !=
2600                    mPortBuffers[kPortIndexInput].size()) {
2601                    ALOGE("Codec did not return all input buffers "
2602                          "(received %d / %d)",
2603                            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2604                            mPortBuffers[kPortIndexInput].size());
2605                    TRESPASS();
2606                }
2607
2608                if (countBuffersWeOwn(mPortBuffers[kPortIndexOutput]) !=
2609                    mPortBuffers[kPortIndexOutput].size()) {
2610                    ALOGE("Codec did not return all output buffers "
2611                          "(received %d / %d)",
2612                            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2613                            mPortBuffers[kPortIndexOutput].size());
2614                    TRESPASS();
2615                }
2616
2617                status_t err = mOMX->sendCommand(
2618                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2619
2620                CHECK_EQ(err, (status_t)OK);
2621
2622                err = freeBuffersOnPort(kPortIndexInput);
2623                CHECK_EQ(err, (status_t)OK);
2624
2625                err = freeBuffersOnPort(kPortIndexOutput);
2626                CHECK_EQ(err, (status_t)OK);
2627
2628                mPortStatus[kPortIndexInput] = ENABLED;
2629                mPortStatus[kPortIndexOutput] = ENABLED;
2630
2631                if ((mFlags & kEnableGrallocUsageProtected) &&
2632                        mNativeWindow != NULL) {
2633                    // We push enough 1x1 blank buffers to ensure that one of
2634                    // them has made it to the display.  This allows the OMX
2635                    // component teardown to zero out any protected buffers
2636                    // without the risk of scanning out one of those buffers.
2637                    pushBlankBuffersToNativeWindow();
2638                }
2639
2640                setState(IDLE_TO_LOADED);
2641            }
2642            break;
2643        }
2644
2645        case OMX_StateExecuting:
2646        {
2647            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2648
2649            CODEC_LOGV("Now Executing.");
2650
2651            mOutputPortSettingsChangedPending = false;
2652
2653            setState(EXECUTING);
2654
2655            // Buffers will be submitted to the component in the first
2656            // call to OMXCodec::read as mInitialBufferSubmit is true at
2657            // this point. This ensures that this on_message call returns,
2658            // releases the lock and ::init can notice the state change and
2659            // itself return.
2660            break;
2661        }
2662
2663        case OMX_StateLoaded:
2664        {
2665            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2666
2667            CODEC_LOGV("Now Loaded.");
2668
2669            setState(LOADED);
2670            break;
2671        }
2672
2673        case OMX_StateInvalid:
2674        {
2675            setState(ERROR);
2676            break;
2677        }
2678
2679        default:
2680        {
2681            CHECK(!"should not be here.");
2682            break;
2683        }
2684    }
2685}
2686
2687// static
2688size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2689    size_t n = 0;
2690    for (size_t i = 0; i < buffers.size(); ++i) {
2691        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2692            ++n;
2693        }
2694    }
2695
2696    return n;
2697}
2698
2699status_t OMXCodec::freeBuffersOnPort(
2700        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2701    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2702
2703    status_t stickyErr = OK;
2704
2705    for (size_t i = buffers->size(); i-- > 0;) {
2706        BufferInfo *info = &buffers->editItemAt(i);
2707
2708        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2709            continue;
2710        }
2711
2712        CHECK(info->mStatus == OWNED_BY_US
2713                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2714
2715        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2716
2717        status_t err = freeBuffer(portIndex, i);
2718
2719        if (err != OK) {
2720            stickyErr = err;
2721        }
2722
2723    }
2724
2725    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2726
2727    return stickyErr;
2728}
2729
2730status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2731    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2732
2733    BufferInfo *info = &buffers->editItemAt(bufIndex);
2734
2735    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2736
2737    if (err == OK && info->mMediaBuffer != NULL) {
2738        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2739        info->mMediaBuffer->setObserver(NULL);
2740
2741        // Make sure nobody but us owns this buffer at this point.
2742        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2743
2744        // Cancel the buffer if it belongs to an ANativeWindow.
2745        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2746        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2747            err = cancelBufferToNativeWindow(info);
2748        }
2749
2750        info->mMediaBuffer->release();
2751        info->mMediaBuffer = NULL;
2752    }
2753
2754    if (err == OK) {
2755        buffers->removeAt(bufIndex);
2756    }
2757
2758    return err;
2759}
2760
2761void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2762    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2763
2764    CHECK_EQ((int)mState, (int)EXECUTING);
2765    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2766    CHECK(!mOutputPortSettingsChangedPending);
2767
2768    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2769        CODEC_LOGV("Deferring output port settings change.");
2770        mOutputPortSettingsChangedPending = true;
2771        return;
2772    }
2773
2774    setState(RECONFIGURING);
2775
2776    if (mQuirks & kNeedsFlushBeforeDisable) {
2777        if (!flushPortAsync(portIndex)) {
2778            onCmdComplete(OMX_CommandFlush, portIndex);
2779        }
2780    } else {
2781        disablePortAsync(portIndex);
2782    }
2783}
2784
2785bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2786    CHECK(mState == EXECUTING || mState == RECONFIGURING
2787            || mState == EXECUTING_TO_IDLE);
2788
2789    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2790         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2791         mPortBuffers[portIndex].size());
2792
2793    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2794    mPortStatus[portIndex] = SHUTTING_DOWN;
2795
2796    if ((mQuirks & kRequiresFlushCompleteEmulation)
2797        && countBuffersWeOwn(mPortBuffers[portIndex])
2798                == mPortBuffers[portIndex].size()) {
2799        // No flush is necessary and this component fails to send a
2800        // flush-complete event in this case.
2801
2802        return false;
2803    }
2804
2805    status_t err =
2806        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2807    CHECK_EQ(err, (status_t)OK);
2808
2809    return true;
2810}
2811
2812void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2813    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2814
2815    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2816    mPortStatus[portIndex] = DISABLING;
2817
2818    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2819    status_t err =
2820        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2821    CHECK_EQ(err, (status_t)OK);
2822
2823    freeBuffersOnPort(portIndex, true);
2824}
2825
2826status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2827    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2828
2829    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2830    mPortStatus[portIndex] = ENABLING;
2831
2832    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2833    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2834}
2835
2836void OMXCodec::fillOutputBuffers() {
2837    CHECK_EQ((int)mState, (int)EXECUTING);
2838
2839    // This is a workaround for some decoders not properly reporting
2840    // end-of-output-stream. If we own all input buffers and also own
2841    // all output buffers and we already signalled end-of-input-stream,
2842    // the end-of-output-stream is implied.
2843    if (mSignalledEOS
2844            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2845                == mPortBuffers[kPortIndexInput].size()
2846            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2847                == mPortBuffers[kPortIndexOutput].size()) {
2848        mNoMoreOutputData = true;
2849        mBufferFilled.signal();
2850
2851        return;
2852    }
2853
2854    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2855    for (size_t i = 0; i < buffers->size(); ++i) {
2856        BufferInfo *info = &buffers->editItemAt(i);
2857        if (info->mStatus == OWNED_BY_US) {
2858            fillOutputBuffer(&buffers->editItemAt(i));
2859        }
2860    }
2861}
2862
2863void OMXCodec::drainInputBuffers() {
2864    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2865
2866    if (mFlags & kUseSecureInputBuffers) {
2867        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2868        for (size_t i = 0; i < buffers->size(); ++i) {
2869            if (!drainAnyInputBuffer()
2870                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2871                break;
2872            }
2873        }
2874    } else {
2875        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2876        for (size_t i = 0; i < buffers->size(); ++i) {
2877            BufferInfo *info = &buffers->editItemAt(i);
2878
2879            if (info->mStatus != OWNED_BY_US) {
2880                continue;
2881            }
2882
2883            if (!drainInputBuffer(info)) {
2884                break;
2885            }
2886
2887            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2888                break;
2889            }
2890        }
2891    }
2892}
2893
2894bool OMXCodec::drainAnyInputBuffer() {
2895    return drainInputBuffer((BufferInfo *)NULL);
2896}
2897
2898OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2899    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2900    for (size_t i = 0; i < infos->size(); ++i) {
2901        BufferInfo *info = &infos->editItemAt(i);
2902
2903        if (info->mData == ptr) {
2904            CODEC_LOGV(
2905                    "input buffer data ptr = %p, buffer_id = %p",
2906                    ptr,
2907                    info->mBuffer);
2908
2909            return info;
2910        }
2911    }
2912
2913    TRESPASS();
2914}
2915
2916OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2917    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2918    for (size_t i = 0; i < infos->size(); ++i) {
2919        BufferInfo *info = &infos->editItemAt(i);
2920
2921        if (info->mStatus == OWNED_BY_US) {
2922            return info;
2923        }
2924    }
2925
2926    TRESPASS();
2927}
2928
2929bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2930    if (info != NULL) {
2931        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2932    }
2933
2934    if (mSignalledEOS) {
2935        return false;
2936    }
2937
2938    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2939        CHECK(!(mFlags & kUseSecureInputBuffers));
2940
2941        const CodecSpecificData *specific =
2942            mCodecSpecificData[mCodecSpecificDataIndex];
2943
2944        size_t size = specific->mSize;
2945
2946        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2947                && !(mQuirks & kWantsNALFragments)) {
2948            static const uint8_t kNALStartCode[4] =
2949                    { 0x00, 0x00, 0x00, 0x01 };
2950
2951            CHECK(info->mSize >= specific->mSize + 4);
2952
2953            size += 4;
2954
2955            memcpy(info->mData, kNALStartCode, 4);
2956            memcpy((uint8_t *)info->mData + 4,
2957                   specific->mData, specific->mSize);
2958        } else {
2959            CHECK(info->mSize >= specific->mSize);
2960            memcpy(info->mData, specific->mData, specific->mSize);
2961        }
2962
2963        mNoMoreOutputData = false;
2964
2965        CODEC_LOGV("calling emptyBuffer with codec specific data");
2966
2967        status_t err = mOMX->emptyBuffer(
2968                mNode, info->mBuffer, 0, size,
2969                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2970                0);
2971        CHECK_EQ(err, (status_t)OK);
2972
2973        info->mStatus = OWNED_BY_COMPONENT;
2974
2975        ++mCodecSpecificDataIndex;
2976        return true;
2977    }
2978
2979    if (mPaused) {
2980        return false;
2981    }
2982
2983    status_t err;
2984
2985    bool signalEOS = false;
2986    int64_t timestampUs = 0;
2987
2988    size_t offset = 0;
2989    int32_t n = 0;
2990
2991
2992    for (;;) {
2993        MediaBuffer *srcBuffer;
2994        if (mSeekTimeUs >= 0) {
2995            if (mLeftOverBuffer) {
2996                mLeftOverBuffer->release();
2997                mLeftOverBuffer = NULL;
2998            }
2999
3000            MediaSource::ReadOptions options;
3001            options.setSeekTo(mSeekTimeUs, mSeekMode);
3002
3003            mSeekTimeUs = -1;
3004            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3005            mBufferFilled.signal();
3006
3007            err = mSource->read(&srcBuffer, &options);
3008
3009            if (err == OK) {
3010                int64_t targetTimeUs;
3011                if (srcBuffer->meta_data()->findInt64(
3012                            kKeyTargetTime, &targetTimeUs)
3013                        && targetTimeUs >= 0) {
3014                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3015                    mTargetTimeUs = targetTimeUs;
3016                } else {
3017                    mTargetTimeUs = -1;
3018                }
3019            }
3020        } else if (mLeftOverBuffer) {
3021            srcBuffer = mLeftOverBuffer;
3022            mLeftOverBuffer = NULL;
3023
3024            err = OK;
3025        } else {
3026            err = mSource->read(&srcBuffer);
3027        }
3028
3029        if (err != OK) {
3030            signalEOS = true;
3031            mFinalStatus = err;
3032            mSignalledEOS = true;
3033            mBufferFilled.signal();
3034            break;
3035        }
3036
3037        if (mFlags & kUseSecureInputBuffers) {
3038            info = findInputBufferByDataPointer(srcBuffer->data());
3039            CHECK(info != NULL);
3040        }
3041
3042        size_t remainingBytes = info->mSize - offset;
3043
3044        if (srcBuffer->range_length() > remainingBytes) {
3045            if (offset == 0) {
3046                CODEC_LOGE(
3047                     "Codec's input buffers are too small to accomodate "
3048                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3049                     info->mSize, srcBuffer->range_length());
3050
3051                srcBuffer->release();
3052                srcBuffer = NULL;
3053
3054                setState(ERROR);
3055                return false;
3056            }
3057
3058            mLeftOverBuffer = srcBuffer;
3059            break;
3060        }
3061
3062        bool releaseBuffer = true;
3063        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3064            CHECK(mOMXLivesLocally && offset == 0);
3065
3066            OMX_BUFFERHEADERTYPE *header =
3067                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3068
3069            CHECK(header->pBuffer == info->mData);
3070
3071            header->pBuffer =
3072                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3073
3074            releaseBuffer = false;
3075            info->mMediaBuffer = srcBuffer;
3076        } else {
3077            if (mFlags & kStoreMetaDataInVideoBuffers) {
3078                releaseBuffer = false;
3079                info->mMediaBuffer = srcBuffer;
3080            }
3081
3082            if (mFlags & kUseSecureInputBuffers) {
3083                // Data in "info" is already provided at this time.
3084
3085                releaseBuffer = false;
3086
3087                CHECK(info->mMediaBuffer == NULL);
3088                info->mMediaBuffer = srcBuffer;
3089            } else {
3090                CHECK(srcBuffer->data() != NULL) ;
3091                memcpy((uint8_t *)info->mData + offset,
3092                        (const uint8_t *)srcBuffer->data()
3093                            + srcBuffer->range_offset(),
3094                        srcBuffer->range_length());
3095            }
3096        }
3097
3098        int64_t lastBufferTimeUs;
3099        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3100        CHECK(lastBufferTimeUs >= 0);
3101        if (mIsEncoder && mIsVideo) {
3102            mDecodingTimeList.push_back(lastBufferTimeUs);
3103        }
3104
3105        if (offset == 0) {
3106            timestampUs = lastBufferTimeUs;
3107        }
3108
3109        offset += srcBuffer->range_length();
3110
3111        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3112            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3113            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3114
3115            int32_t numPageSamples;
3116            if (!srcBuffer->meta_data()->findInt32(
3117                        kKeyValidSamples, &numPageSamples)) {
3118                numPageSamples = -1;
3119            }
3120
3121            memcpy((uint8_t *)info->mData + offset,
3122                   &numPageSamples,
3123                   sizeof(numPageSamples));
3124
3125            offset += sizeof(numPageSamples);
3126        }
3127
3128        if (releaseBuffer) {
3129            srcBuffer->release();
3130            srcBuffer = NULL;
3131        }
3132
3133        ++n;
3134
3135        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3136            break;
3137        }
3138
3139        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3140
3141        if (coalescedDurationUs > 250000ll) {
3142            // Don't coalesce more than 250ms worth of encoded data at once.
3143            break;
3144        }
3145    }
3146
3147    if (n > 1) {
3148        ALOGV("coalesced %d frames into one input buffer", n);
3149    }
3150
3151    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3152
3153    if (signalEOS) {
3154        flags |= OMX_BUFFERFLAG_EOS;
3155    } else {
3156        mNoMoreOutputData = false;
3157    }
3158
3159    if (info == NULL) {
3160        CHECK(mFlags & kUseSecureInputBuffers);
3161        CHECK(signalEOS);
3162
3163        // This is fishy, there's still a MediaBuffer corresponding to this
3164        // info available to the source at this point even though we're going
3165        // to use it to signal EOS to the codec.
3166        info = findEmptyInputBuffer();
3167    }
3168
3169    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3170               "timestamp %lld us (%.2f secs)",
3171               info->mBuffer, offset,
3172               timestampUs, timestampUs / 1E6);
3173
3174    err = mOMX->emptyBuffer(
3175            mNode, info->mBuffer, 0, offset,
3176            flags, timestampUs);
3177
3178    if (err != OK) {
3179        setState(ERROR);
3180        return false;
3181    }
3182
3183    info->mStatus = OWNED_BY_COMPONENT;
3184
3185    return true;
3186}
3187
3188void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3189    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3190
3191    if (mNoMoreOutputData) {
3192        CODEC_LOGV("There is no more output data available, not "
3193             "calling fillOutputBuffer");
3194        return;
3195    }
3196
3197    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3198    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3199
3200    if (err != OK) {
3201        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3202
3203        setState(ERROR);
3204        return;
3205    }
3206
3207    info->mStatus = OWNED_BY_COMPONENT;
3208}
3209
3210bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3211    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3212    for (size_t i = 0; i < buffers->size(); ++i) {
3213        if ((*buffers)[i].mBuffer == buffer) {
3214            return drainInputBuffer(&buffers->editItemAt(i));
3215        }
3216    }
3217
3218    CHECK(!"should not be here.");
3219
3220    return false;
3221}
3222
3223void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3224    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3225    for (size_t i = 0; i < buffers->size(); ++i) {
3226        if ((*buffers)[i].mBuffer == buffer) {
3227            fillOutputBuffer(&buffers->editItemAt(i));
3228            return;
3229        }
3230    }
3231
3232    CHECK(!"should not be here.");
3233}
3234
3235void OMXCodec::setState(State newState) {
3236    mState = newState;
3237    mAsyncCompletion.signal();
3238
3239    // This may cause some spurious wakeups but is necessary to
3240    // unblock the reader if we enter ERROR state.
3241    mBufferFilled.signal();
3242}
3243
3244status_t OMXCodec::waitForBufferFilled_l() {
3245
3246    if (mIsEncoder) {
3247        // For timelapse video recording, the timelapse video recording may
3248        // not send an input frame for a _long_ time. Do not use timeout
3249        // for video encoding.
3250        return mBufferFilled.wait(mLock);
3251    }
3252    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3253    if (err != OK) {
3254        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3255            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3256            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3257    }
3258    return err;
3259}
3260
3261void OMXCodec::setRawAudioFormat(
3262        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3263
3264    // port definition
3265    OMX_PARAM_PORTDEFINITIONTYPE def;
3266    InitOMXParams(&def);
3267    def.nPortIndex = portIndex;
3268    status_t err = mOMX->getParameter(
3269            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3270    CHECK_EQ(err, (status_t)OK);
3271    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3272    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3273            &def, sizeof(def)), (status_t)OK);
3274
3275    // pcm param
3276    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3277    InitOMXParams(&pcmParams);
3278    pcmParams.nPortIndex = portIndex;
3279
3280    err = mOMX->getParameter(
3281            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3282
3283    CHECK_EQ(err, (status_t)OK);
3284
3285    pcmParams.nChannels = numChannels;
3286    pcmParams.eNumData = OMX_NumericalDataSigned;
3287    pcmParams.bInterleaved = OMX_TRUE;
3288    pcmParams.nBitPerSample = 16;
3289    pcmParams.nSamplingRate = sampleRate;
3290    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3291
3292    CHECK_EQ(getOMXChannelMapping(
3293                numChannels, pcmParams.eChannelMapping), (status_t)OK);
3294
3295    err = mOMX->setParameter(
3296            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3297
3298    CHECK_EQ(err, (status_t)OK);
3299}
3300
3301static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3302    if (isAMRWB) {
3303        if (bps <= 6600) {
3304            return OMX_AUDIO_AMRBandModeWB0;
3305        } else if (bps <= 8850) {
3306            return OMX_AUDIO_AMRBandModeWB1;
3307        } else if (bps <= 12650) {
3308            return OMX_AUDIO_AMRBandModeWB2;
3309        } else if (bps <= 14250) {
3310            return OMX_AUDIO_AMRBandModeWB3;
3311        } else if (bps <= 15850) {
3312            return OMX_AUDIO_AMRBandModeWB4;
3313        } else if (bps <= 18250) {
3314            return OMX_AUDIO_AMRBandModeWB5;
3315        } else if (bps <= 19850) {
3316            return OMX_AUDIO_AMRBandModeWB6;
3317        } else if (bps <= 23050) {
3318            return OMX_AUDIO_AMRBandModeWB7;
3319        }
3320
3321        // 23850 bps
3322        return OMX_AUDIO_AMRBandModeWB8;
3323    } else {  // AMRNB
3324        if (bps <= 4750) {
3325            return OMX_AUDIO_AMRBandModeNB0;
3326        } else if (bps <= 5150) {
3327            return OMX_AUDIO_AMRBandModeNB1;
3328        } else if (bps <= 5900) {
3329            return OMX_AUDIO_AMRBandModeNB2;
3330        } else if (bps <= 6700) {
3331            return OMX_AUDIO_AMRBandModeNB3;
3332        } else if (bps <= 7400) {
3333            return OMX_AUDIO_AMRBandModeNB4;
3334        } else if (bps <= 7950) {
3335            return OMX_AUDIO_AMRBandModeNB5;
3336        } else if (bps <= 10200) {
3337            return OMX_AUDIO_AMRBandModeNB6;
3338        }
3339
3340        // 12200 bps
3341        return OMX_AUDIO_AMRBandModeNB7;
3342    }
3343}
3344
3345void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3346    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3347
3348    OMX_AUDIO_PARAM_AMRTYPE def;
3349    InitOMXParams(&def);
3350    def.nPortIndex = portIndex;
3351
3352    status_t err =
3353        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3354
3355    CHECK_EQ(err, (status_t)OK);
3356
3357    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3358
3359    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3360    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3361    CHECK_EQ(err, (status_t)OK);
3362
3363    ////////////////////////
3364
3365    if (mIsEncoder) {
3366        sp<MetaData> format = mSource->getFormat();
3367        int32_t sampleRate;
3368        int32_t numChannels;
3369        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3370        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3371
3372        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3373    }
3374}
3375
3376status_t OMXCodec::setAACFormat(
3377        int32_t numChannels, int32_t sampleRate, int32_t bitRate, int32_t aacProfile, bool isADTS) {
3378    if (numChannels > 2) {
3379        ALOGW("Number of channels: (%d) \n", numChannels);
3380    }
3381
3382    if (mIsEncoder) {
3383        if (isADTS) {
3384            return -EINVAL;
3385        }
3386
3387        //////////////// input port ////////////////////
3388        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3389
3390        //////////////// output port ////////////////////
3391        // format
3392        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3393        InitOMXParams(&format);
3394        format.nPortIndex = kPortIndexOutput;
3395        format.nIndex = 0;
3396        status_t err = OMX_ErrorNone;
3397        while (OMX_ErrorNone == err) {
3398            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3399                    &format, sizeof(format)), (status_t)OK);
3400            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3401                break;
3402            }
3403            format.nIndex++;
3404        }
3405        CHECK_EQ((status_t)OK, err);
3406        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3407                &format, sizeof(format)), (status_t)OK);
3408
3409        // port definition
3410        OMX_PARAM_PORTDEFINITIONTYPE def;
3411        InitOMXParams(&def);
3412        def.nPortIndex = kPortIndexOutput;
3413        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3414                &def, sizeof(def)), (status_t)OK);
3415        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3416        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3417        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3418                &def, sizeof(def)), (status_t)OK);
3419
3420        // profile
3421        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3422        InitOMXParams(&profile);
3423        profile.nPortIndex = kPortIndexOutput;
3424        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3425                &profile, sizeof(profile)), (status_t)OK);
3426        profile.nChannels = numChannels;
3427        profile.eChannelMode = (numChannels == 1?
3428                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3429        profile.nSampleRate = sampleRate;
3430        profile.nBitRate = bitRate;
3431        profile.nAudioBandWidth = 0;
3432        profile.nFrameLength = 0;
3433        profile.nAACtools = OMX_AUDIO_AACToolAll;
3434        profile.nAACERtools = OMX_AUDIO_AACERNone;
3435        profile.eAACProfile = (OMX_AUDIO_AACPROFILETYPE) aacProfile;
3436        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3437        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3438                &profile, sizeof(profile));
3439
3440        if (err != OK) {
3441            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3442                       "(err = %d)",
3443                       err);
3444            return err;
3445        }
3446    } else {
3447        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3448        InitOMXParams(&profile);
3449        profile.nPortIndex = kPortIndexInput;
3450
3451        status_t err = mOMX->getParameter(
3452                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3453        CHECK_EQ(err, (status_t)OK);
3454
3455        profile.nChannels = numChannels;
3456        profile.nSampleRate = sampleRate;
3457
3458        profile.eAACStreamFormat =
3459            isADTS
3460                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3461                : OMX_AUDIO_AACStreamFormatMP4FF;
3462
3463        err = mOMX->setParameter(
3464                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3465
3466        if (err != OK) {
3467            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3468                       "(err = %d)",
3469                       err);
3470            return err;
3471        }
3472    }
3473
3474    return OK;
3475}
3476
3477void OMXCodec::setG711Format(int32_t numChannels) {
3478    CHECK(!mIsEncoder);
3479    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3480}
3481
3482void OMXCodec::setImageOutputFormat(
3483        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3484    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3485
3486#if 0
3487    OMX_INDEXTYPE index;
3488    status_t err = mOMX->get_extension_index(
3489            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3490    CHECK_EQ(err, (status_t)OK);
3491
3492    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3493    CHECK_EQ(err, (status_t)OK);
3494#endif
3495
3496    OMX_PARAM_PORTDEFINITIONTYPE def;
3497    InitOMXParams(&def);
3498    def.nPortIndex = kPortIndexOutput;
3499
3500    status_t err = mOMX->getParameter(
3501            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3502    CHECK_EQ(err, (status_t)OK);
3503
3504    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3505
3506    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3507
3508    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3509    imageDef->eColorFormat = format;
3510    imageDef->nFrameWidth = width;
3511    imageDef->nFrameHeight = height;
3512
3513    switch (format) {
3514        case OMX_COLOR_FormatYUV420PackedPlanar:
3515        case OMX_COLOR_FormatYUV411Planar:
3516        {
3517            def.nBufferSize = (width * height * 3) / 2;
3518            break;
3519        }
3520
3521        case OMX_COLOR_FormatCbYCrY:
3522        {
3523            def.nBufferSize = width * height * 2;
3524            break;
3525        }
3526
3527        case OMX_COLOR_Format32bitARGB8888:
3528        {
3529            def.nBufferSize = width * height * 4;
3530            break;
3531        }
3532
3533        case OMX_COLOR_Format16bitARGB4444:
3534        case OMX_COLOR_Format16bitARGB1555:
3535        case OMX_COLOR_Format16bitRGB565:
3536        case OMX_COLOR_Format16bitBGR565:
3537        {
3538            def.nBufferSize = width * height * 2;
3539            break;
3540        }
3541
3542        default:
3543            CHECK(!"Should not be here. Unknown color format.");
3544            break;
3545    }
3546
3547    def.nBufferCountActual = def.nBufferCountMin;
3548
3549    err = mOMX->setParameter(
3550            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3551    CHECK_EQ(err, (status_t)OK);
3552}
3553
3554void OMXCodec::setJPEGInputFormat(
3555        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3556    OMX_PARAM_PORTDEFINITIONTYPE def;
3557    InitOMXParams(&def);
3558    def.nPortIndex = kPortIndexInput;
3559
3560    status_t err = mOMX->getParameter(
3561            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3562    CHECK_EQ(err, (status_t)OK);
3563
3564    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3565    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3566
3567    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3568    imageDef->nFrameWidth = width;
3569    imageDef->nFrameHeight = height;
3570
3571    def.nBufferSize = compressedSize;
3572    def.nBufferCountActual = def.nBufferCountMin;
3573
3574    err = mOMX->setParameter(
3575            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3576    CHECK_EQ(err, (status_t)OK);
3577}
3578
3579void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3580    CodecSpecificData *specific =
3581        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3582
3583    specific->mSize = size;
3584    memcpy(specific->mData, data, size);
3585
3586    mCodecSpecificData.push(specific);
3587}
3588
3589void OMXCodec::clearCodecSpecificData() {
3590    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3591        free(mCodecSpecificData.editItemAt(i));
3592    }
3593    mCodecSpecificData.clear();
3594    mCodecSpecificDataIndex = 0;
3595}
3596
3597status_t OMXCodec::start(MetaData *meta) {
3598    Mutex::Autolock autoLock(mLock);
3599
3600    if (mState != LOADED) {
3601        return UNKNOWN_ERROR;
3602    }
3603
3604    sp<MetaData> params = new MetaData;
3605    if (mQuirks & kWantsNALFragments) {
3606        params->setInt32(kKeyWantsNALFragments, true);
3607    }
3608    if (meta) {
3609        int64_t startTimeUs = 0;
3610        int64_t timeUs;
3611        if (meta->findInt64(kKeyTime, &timeUs)) {
3612            startTimeUs = timeUs;
3613        }
3614        params->setInt64(kKeyTime, startTimeUs);
3615    }
3616    status_t err = mSource->start(params.get());
3617
3618    if (err != OK) {
3619        return err;
3620    }
3621
3622    mCodecSpecificDataIndex = 0;
3623    mInitialBufferSubmit = true;
3624    mSignalledEOS = false;
3625    mNoMoreOutputData = false;
3626    mOutputPortSettingsHaveChanged = false;
3627    mSeekTimeUs = -1;
3628    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3629    mTargetTimeUs = -1;
3630    mFilledBuffers.clear();
3631    mPaused = false;
3632
3633    return init();
3634}
3635
3636status_t OMXCodec::stop() {
3637    CODEC_LOGV("stop mState=%d", mState);
3638
3639    Mutex::Autolock autoLock(mLock);
3640
3641    while (isIntermediateState(mState)) {
3642        mAsyncCompletion.wait(mLock);
3643    }
3644
3645    bool isError = false;
3646    switch (mState) {
3647        case LOADED:
3648            break;
3649
3650        case ERROR:
3651        {
3652            if (mPortStatus[kPortIndexOutput] == ENABLING) {
3653                // Codec is in a wedged state (technical term)
3654                // We've seen an output port settings change from the codec,
3655                // We've disabled the output port, then freed the output
3656                // buffers, initiated re-enabling the output port but
3657                // failed to reallocate the output buffers.
3658                // There doesn't seem to be a way to orderly transition
3659                // from executing->idle and idle->loaded now that the
3660                // output port hasn't been reenabled yet...
3661                // Simply free as many resources as we can and pretend
3662                // that we're in LOADED state so that the destructor
3663                // will free the component instance without asserting.
3664                freeBuffersOnPort(kPortIndexInput, true /* onlyThoseWeOwn */);
3665                freeBuffersOnPort(kPortIndexOutput, true /* onlyThoseWeOwn */);
3666                setState(LOADED);
3667                break;
3668            } else {
3669                OMX_STATETYPE state = OMX_StateInvalid;
3670                status_t err = mOMX->getState(mNode, &state);
3671                CHECK_EQ(err, (status_t)OK);
3672
3673                if (state != OMX_StateExecuting) {
3674                    break;
3675                }
3676                // else fall through to the idling code
3677            }
3678
3679            isError = true;
3680        }
3681
3682        case EXECUTING:
3683        {
3684            setState(EXECUTING_TO_IDLE);
3685
3686            if (mQuirks & kRequiresFlushBeforeShutdown) {
3687                CODEC_LOGV("This component requires a flush before transitioning "
3688                     "from EXECUTING to IDLE...");
3689
3690                bool emulateInputFlushCompletion =
3691                    !flushPortAsync(kPortIndexInput);
3692
3693                bool emulateOutputFlushCompletion =
3694                    !flushPortAsync(kPortIndexOutput);
3695
3696                if (emulateInputFlushCompletion) {
3697                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3698                }
3699
3700                if (emulateOutputFlushCompletion) {
3701                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3702                }
3703            } else {
3704                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3705                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3706
3707                status_t err =
3708                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3709                CHECK_EQ(err, (status_t)OK);
3710            }
3711
3712            while (mState != LOADED && mState != ERROR) {
3713                mAsyncCompletion.wait(mLock);
3714            }
3715
3716            if (isError) {
3717                // We were in the ERROR state coming in, so restore that now
3718                // that we've idled the OMX component.
3719                setState(ERROR);
3720            }
3721
3722            break;
3723        }
3724
3725        default:
3726        {
3727            CHECK(!"should not be here.");
3728            break;
3729        }
3730    }
3731
3732    if (mLeftOverBuffer) {
3733        mLeftOverBuffer->release();
3734        mLeftOverBuffer = NULL;
3735    }
3736
3737    mSource->stop();
3738
3739    CODEC_LOGV("stopped in state %d", mState);
3740
3741    return OK;
3742}
3743
3744sp<MetaData> OMXCodec::getFormat() {
3745    Mutex::Autolock autoLock(mLock);
3746
3747    return mOutputFormat;
3748}
3749
3750status_t OMXCodec::read(
3751        MediaBuffer **buffer, const ReadOptions *options) {
3752    status_t err = OK;
3753    *buffer = NULL;
3754
3755    Mutex::Autolock autoLock(mLock);
3756
3757    if (mState != EXECUTING && mState != RECONFIGURING) {
3758        return UNKNOWN_ERROR;
3759    }
3760
3761    bool seeking = false;
3762    int64_t seekTimeUs;
3763    ReadOptions::SeekMode seekMode;
3764    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3765        seeking = true;
3766    }
3767
3768    if (mInitialBufferSubmit) {
3769        mInitialBufferSubmit = false;
3770
3771        if (seeking) {
3772            CHECK(seekTimeUs >= 0);
3773            mSeekTimeUs = seekTimeUs;
3774            mSeekMode = seekMode;
3775
3776            // There's no reason to trigger the code below, there's
3777            // nothing to flush yet.
3778            seeking = false;
3779            mPaused = false;
3780        }
3781
3782        drainInputBuffers();
3783
3784        if (mState == EXECUTING) {
3785            // Otherwise mState == RECONFIGURING and this code will trigger
3786            // after the output port is reenabled.
3787            fillOutputBuffers();
3788        }
3789    }
3790
3791    if (seeking) {
3792        while (mState == RECONFIGURING) {
3793            if ((err = waitForBufferFilled_l()) != OK) {
3794                return err;
3795            }
3796        }
3797
3798        if (mState != EXECUTING) {
3799            return UNKNOWN_ERROR;
3800        }
3801
3802        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3803
3804        mSignalledEOS = false;
3805
3806        CHECK(seekTimeUs >= 0);
3807        mSeekTimeUs = seekTimeUs;
3808        mSeekMode = seekMode;
3809
3810        mFilledBuffers.clear();
3811
3812        CHECK_EQ((int)mState, (int)EXECUTING);
3813
3814        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3815        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3816
3817        if (emulateInputFlushCompletion) {
3818            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3819        }
3820
3821        if (emulateOutputFlushCompletion) {
3822            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3823        }
3824
3825        while (mSeekTimeUs >= 0) {
3826            if ((err = waitForBufferFilled_l()) != OK) {
3827                return err;
3828            }
3829        }
3830    }
3831
3832    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3833        if ((err = waitForBufferFilled_l()) != OK) {
3834            return err;
3835        }
3836    }
3837
3838    if (mState == ERROR) {
3839        return UNKNOWN_ERROR;
3840    }
3841
3842    if (mFilledBuffers.empty()) {
3843        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3844    }
3845
3846    if (mOutputPortSettingsHaveChanged) {
3847        mOutputPortSettingsHaveChanged = false;
3848
3849        return INFO_FORMAT_CHANGED;
3850    }
3851
3852    size_t index = *mFilledBuffers.begin();
3853    mFilledBuffers.erase(mFilledBuffers.begin());
3854
3855    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3856    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3857    info->mStatus = OWNED_BY_CLIENT;
3858
3859    info->mMediaBuffer->add_ref();
3860    if (mSkipCutBuffer != NULL) {
3861        mSkipCutBuffer->submit(info->mMediaBuffer);
3862    }
3863    *buffer = info->mMediaBuffer;
3864
3865    return OK;
3866}
3867
3868void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3869    Mutex::Autolock autoLock(mLock);
3870
3871    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3872    for (size_t i = 0; i < buffers->size(); ++i) {
3873        BufferInfo *info = &buffers->editItemAt(i);
3874
3875        if (info->mMediaBuffer == buffer) {
3876            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3877            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3878
3879            info->mStatus = OWNED_BY_US;
3880
3881            if (buffer->graphicBuffer() == 0) {
3882                fillOutputBuffer(info);
3883            } else {
3884                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3885                int32_t rendered = 0;
3886                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3887                    rendered = 0;
3888                }
3889                if (!rendered) {
3890                    status_t err = cancelBufferToNativeWindow(info);
3891                    if (err < 0) {
3892                        return;
3893                    }
3894                }
3895
3896                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3897
3898                // Dequeue the next buffer from the native window.
3899                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3900                if (nextBufInfo == 0) {
3901                    return;
3902                }
3903
3904                // Give the buffer to the OMX node to fill.
3905                fillOutputBuffer(nextBufInfo);
3906            }
3907            return;
3908        }
3909    }
3910
3911    CHECK(!"should not be here.");
3912}
3913
3914static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3915    static const char *kNames[] = {
3916        "OMX_IMAGE_CodingUnused",
3917        "OMX_IMAGE_CodingAutoDetect",
3918        "OMX_IMAGE_CodingJPEG",
3919        "OMX_IMAGE_CodingJPEG2K",
3920        "OMX_IMAGE_CodingEXIF",
3921        "OMX_IMAGE_CodingTIFF",
3922        "OMX_IMAGE_CodingGIF",
3923        "OMX_IMAGE_CodingPNG",
3924        "OMX_IMAGE_CodingLZW",
3925        "OMX_IMAGE_CodingBMP",
3926    };
3927
3928    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3929
3930    if (type < 0 || (size_t)type >= numNames) {
3931        return "UNKNOWN";
3932    } else {
3933        return kNames[type];
3934    }
3935}
3936
3937static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3938    static const char *kNames[] = {
3939        "OMX_COLOR_FormatUnused",
3940        "OMX_COLOR_FormatMonochrome",
3941        "OMX_COLOR_Format8bitRGB332",
3942        "OMX_COLOR_Format12bitRGB444",
3943        "OMX_COLOR_Format16bitARGB4444",
3944        "OMX_COLOR_Format16bitARGB1555",
3945        "OMX_COLOR_Format16bitRGB565",
3946        "OMX_COLOR_Format16bitBGR565",
3947        "OMX_COLOR_Format18bitRGB666",
3948        "OMX_COLOR_Format18bitARGB1665",
3949        "OMX_COLOR_Format19bitARGB1666",
3950        "OMX_COLOR_Format24bitRGB888",
3951        "OMX_COLOR_Format24bitBGR888",
3952        "OMX_COLOR_Format24bitARGB1887",
3953        "OMX_COLOR_Format25bitARGB1888",
3954        "OMX_COLOR_Format32bitBGRA8888",
3955        "OMX_COLOR_Format32bitARGB8888",
3956        "OMX_COLOR_FormatYUV411Planar",
3957        "OMX_COLOR_FormatYUV411PackedPlanar",
3958        "OMX_COLOR_FormatYUV420Planar",
3959        "OMX_COLOR_FormatYUV420PackedPlanar",
3960        "OMX_COLOR_FormatYUV420SemiPlanar",
3961        "OMX_COLOR_FormatYUV422Planar",
3962        "OMX_COLOR_FormatYUV422PackedPlanar",
3963        "OMX_COLOR_FormatYUV422SemiPlanar",
3964        "OMX_COLOR_FormatYCbYCr",
3965        "OMX_COLOR_FormatYCrYCb",
3966        "OMX_COLOR_FormatCbYCrY",
3967        "OMX_COLOR_FormatCrYCbY",
3968        "OMX_COLOR_FormatYUV444Interleaved",
3969        "OMX_COLOR_FormatRawBayer8bit",
3970        "OMX_COLOR_FormatRawBayer10bit",
3971        "OMX_COLOR_FormatRawBayer8bitcompressed",
3972        "OMX_COLOR_FormatL2",
3973        "OMX_COLOR_FormatL4",
3974        "OMX_COLOR_FormatL8",
3975        "OMX_COLOR_FormatL16",
3976        "OMX_COLOR_FormatL24",
3977        "OMX_COLOR_FormatL32",
3978        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3979        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3980        "OMX_COLOR_Format18BitBGR666",
3981        "OMX_COLOR_Format24BitARGB6666",
3982        "OMX_COLOR_Format24BitABGR6666",
3983    };
3984
3985    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3986
3987    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3988        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3989    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3990        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3991    } else if (type < 0 || (size_t)type >= numNames) {
3992        return "UNKNOWN";
3993    } else {
3994        return kNames[type];
3995    }
3996}
3997
3998static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3999    static const char *kNames[] = {
4000        "OMX_VIDEO_CodingUnused",
4001        "OMX_VIDEO_CodingAutoDetect",
4002        "OMX_VIDEO_CodingMPEG2",
4003        "OMX_VIDEO_CodingH263",
4004        "OMX_VIDEO_CodingMPEG4",
4005        "OMX_VIDEO_CodingWMV",
4006        "OMX_VIDEO_CodingRV",
4007        "OMX_VIDEO_CodingAVC",
4008        "OMX_VIDEO_CodingMJPEG",
4009    };
4010
4011    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4012
4013    if (type < 0 || (size_t)type >= numNames) {
4014        return "UNKNOWN";
4015    } else {
4016        return kNames[type];
4017    }
4018}
4019
4020static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4021    static const char *kNames[] = {
4022        "OMX_AUDIO_CodingUnused",
4023        "OMX_AUDIO_CodingAutoDetect",
4024        "OMX_AUDIO_CodingPCM",
4025        "OMX_AUDIO_CodingADPCM",
4026        "OMX_AUDIO_CodingAMR",
4027        "OMX_AUDIO_CodingGSMFR",
4028        "OMX_AUDIO_CodingGSMEFR",
4029        "OMX_AUDIO_CodingGSMHR",
4030        "OMX_AUDIO_CodingPDCFR",
4031        "OMX_AUDIO_CodingPDCEFR",
4032        "OMX_AUDIO_CodingPDCHR",
4033        "OMX_AUDIO_CodingTDMAFR",
4034        "OMX_AUDIO_CodingTDMAEFR",
4035        "OMX_AUDIO_CodingQCELP8",
4036        "OMX_AUDIO_CodingQCELP13",
4037        "OMX_AUDIO_CodingEVRC",
4038        "OMX_AUDIO_CodingSMV",
4039        "OMX_AUDIO_CodingG711",
4040        "OMX_AUDIO_CodingG723",
4041        "OMX_AUDIO_CodingG726",
4042        "OMX_AUDIO_CodingG729",
4043        "OMX_AUDIO_CodingAAC",
4044        "OMX_AUDIO_CodingMP3",
4045        "OMX_AUDIO_CodingSBC",
4046        "OMX_AUDIO_CodingVORBIS",
4047        "OMX_AUDIO_CodingWMA",
4048        "OMX_AUDIO_CodingRA",
4049        "OMX_AUDIO_CodingMIDI",
4050    };
4051
4052    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4053
4054    if (type < 0 || (size_t)type >= numNames) {
4055        return "UNKNOWN";
4056    } else {
4057        return kNames[type];
4058    }
4059}
4060
4061static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4062    static const char *kNames[] = {
4063        "OMX_AUDIO_PCMModeLinear",
4064        "OMX_AUDIO_PCMModeALaw",
4065        "OMX_AUDIO_PCMModeMULaw",
4066    };
4067
4068    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4069
4070    if (type < 0 || (size_t)type >= numNames) {
4071        return "UNKNOWN";
4072    } else {
4073        return kNames[type];
4074    }
4075}
4076
4077static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4078    static const char *kNames[] = {
4079        "OMX_AUDIO_AMRBandModeUnused",
4080        "OMX_AUDIO_AMRBandModeNB0",
4081        "OMX_AUDIO_AMRBandModeNB1",
4082        "OMX_AUDIO_AMRBandModeNB2",
4083        "OMX_AUDIO_AMRBandModeNB3",
4084        "OMX_AUDIO_AMRBandModeNB4",
4085        "OMX_AUDIO_AMRBandModeNB5",
4086        "OMX_AUDIO_AMRBandModeNB6",
4087        "OMX_AUDIO_AMRBandModeNB7",
4088        "OMX_AUDIO_AMRBandModeWB0",
4089        "OMX_AUDIO_AMRBandModeWB1",
4090        "OMX_AUDIO_AMRBandModeWB2",
4091        "OMX_AUDIO_AMRBandModeWB3",
4092        "OMX_AUDIO_AMRBandModeWB4",
4093        "OMX_AUDIO_AMRBandModeWB5",
4094        "OMX_AUDIO_AMRBandModeWB6",
4095        "OMX_AUDIO_AMRBandModeWB7",
4096        "OMX_AUDIO_AMRBandModeWB8",
4097    };
4098
4099    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4100
4101    if (type < 0 || (size_t)type >= numNames) {
4102        return "UNKNOWN";
4103    } else {
4104        return kNames[type];
4105    }
4106}
4107
4108static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4109    static const char *kNames[] = {
4110        "OMX_AUDIO_AMRFrameFormatConformance",
4111        "OMX_AUDIO_AMRFrameFormatIF1",
4112        "OMX_AUDIO_AMRFrameFormatIF2",
4113        "OMX_AUDIO_AMRFrameFormatFSF",
4114        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4115        "OMX_AUDIO_AMRFrameFormatITU",
4116    };
4117
4118    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4119
4120    if (type < 0 || (size_t)type >= numNames) {
4121        return "UNKNOWN";
4122    } else {
4123        return kNames[type];
4124    }
4125}
4126
4127void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4128    OMX_PARAM_PORTDEFINITIONTYPE def;
4129    InitOMXParams(&def);
4130    def.nPortIndex = portIndex;
4131
4132    status_t err = mOMX->getParameter(
4133            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4134    CHECK_EQ(err, (status_t)OK);
4135
4136    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4137
4138    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4139          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4140
4141    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4142    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4143    printf("  nBufferSize = %ld\n", def.nBufferSize);
4144
4145    switch (def.eDomain) {
4146        case OMX_PortDomainImage:
4147        {
4148            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4149
4150            printf("\n");
4151            printf("  // Image\n");
4152            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4153            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4154            printf("  nStride = %ld\n", imageDef->nStride);
4155
4156            printf("  eCompressionFormat = %s\n",
4157                   imageCompressionFormatString(imageDef->eCompressionFormat));
4158
4159            printf("  eColorFormat = %s\n",
4160                   colorFormatString(imageDef->eColorFormat));
4161
4162            break;
4163        }
4164
4165        case OMX_PortDomainVideo:
4166        {
4167            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4168
4169            printf("\n");
4170            printf("  // Video\n");
4171            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4172            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4173            printf("  nStride = %ld\n", videoDef->nStride);
4174
4175            printf("  eCompressionFormat = %s\n",
4176                   videoCompressionFormatString(videoDef->eCompressionFormat));
4177
4178            printf("  eColorFormat = %s\n",
4179                   colorFormatString(videoDef->eColorFormat));
4180
4181            break;
4182        }
4183
4184        case OMX_PortDomainAudio:
4185        {
4186            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4187
4188            printf("\n");
4189            printf("  // Audio\n");
4190            printf("  eEncoding = %s\n",
4191                   audioCodingTypeString(audioDef->eEncoding));
4192
4193            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4194                OMX_AUDIO_PARAM_PCMMODETYPE params;
4195                InitOMXParams(&params);
4196                params.nPortIndex = portIndex;
4197
4198                err = mOMX->getParameter(
4199                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4200                CHECK_EQ(err, (status_t)OK);
4201
4202                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4203                printf("  nChannels = %ld\n", params.nChannels);
4204                printf("  bInterleaved = %d\n", params.bInterleaved);
4205                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4206
4207                printf("  eNumData = %s\n",
4208                       params.eNumData == OMX_NumericalDataSigned
4209                        ? "signed" : "unsigned");
4210
4211                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4212            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4213                OMX_AUDIO_PARAM_AMRTYPE amr;
4214                InitOMXParams(&amr);
4215                amr.nPortIndex = portIndex;
4216
4217                err = mOMX->getParameter(
4218                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4219                CHECK_EQ(err, (status_t)OK);
4220
4221                printf("  nChannels = %ld\n", amr.nChannels);
4222                printf("  eAMRBandMode = %s\n",
4223                        amrBandModeString(amr.eAMRBandMode));
4224                printf("  eAMRFrameFormat = %s\n",
4225                        amrFrameFormatString(amr.eAMRFrameFormat));
4226            }
4227
4228            break;
4229        }
4230
4231        default:
4232        {
4233            printf("  // Unknown\n");
4234            break;
4235        }
4236    }
4237
4238    printf("}\n");
4239}
4240
4241status_t OMXCodec::initNativeWindow() {
4242    // Enable use of a GraphicBuffer as the output for this node.  This must
4243    // happen before getting the IndexParamPortDefinition parameter because it
4244    // will affect the pixel format that the node reports.
4245    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4246    if (err != 0) {
4247        return err;
4248    }
4249
4250    return OK;
4251}
4252
4253void OMXCodec::initNativeWindowCrop() {
4254    int32_t left, top, right, bottom;
4255
4256    CHECK(mOutputFormat->findRect(
4257                        kKeyCropRect,
4258                        &left, &top, &right, &bottom));
4259
4260    android_native_rect_t crop;
4261    crop.left = left;
4262    crop.top = top;
4263    crop.right = right + 1;
4264    crop.bottom = bottom + 1;
4265
4266    // We'll ignore any errors here, if the surface is
4267    // already invalid, we'll know soon enough.
4268    native_window_set_crop(mNativeWindow.get(), &crop);
4269}
4270
4271void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4272    mOutputFormat = new MetaData;
4273    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4274    if (mIsEncoder) {
4275        int32_t timeScale;
4276        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4277            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4278        }
4279    }
4280
4281    OMX_PARAM_PORTDEFINITIONTYPE def;
4282    InitOMXParams(&def);
4283    def.nPortIndex = kPortIndexOutput;
4284
4285    status_t err = mOMX->getParameter(
4286            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4287    CHECK_EQ(err, (status_t)OK);
4288
4289    switch (def.eDomain) {
4290        case OMX_PortDomainImage:
4291        {
4292            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4293            CHECK_EQ((int)imageDef->eCompressionFormat,
4294                     (int)OMX_IMAGE_CodingUnused);
4295
4296            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4297            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4298            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4299            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4300            break;
4301        }
4302
4303        case OMX_PortDomainAudio:
4304        {
4305            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4306
4307            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4308                OMX_AUDIO_PARAM_PCMMODETYPE params;
4309                InitOMXParams(&params);
4310                params.nPortIndex = kPortIndexOutput;
4311
4312                err = mOMX->getParameter(
4313                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4314                CHECK_EQ(err, (status_t)OK);
4315
4316                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4317                CHECK_EQ(params.nBitPerSample, 16u);
4318                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4319
4320                int32_t numChannels, sampleRate;
4321                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4322                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4323
4324                if ((OMX_U32)numChannels != params.nChannels) {
4325                    ALOGV("Codec outputs a different number of channels than "
4326                         "the input stream contains (contains %d channels, "
4327                         "codec outputs %ld channels).",
4328                         numChannels, params.nChannels);
4329                }
4330
4331                if (sampleRate != (int32_t)params.nSamplingRate) {
4332                    ALOGV("Codec outputs at different sampling rate than "
4333                         "what the input stream contains (contains data at "
4334                         "%d Hz, codec outputs %lu Hz)",
4335                         sampleRate, params.nSamplingRate);
4336                }
4337
4338                mOutputFormat->setCString(
4339                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4340
4341                // Use the codec-advertised number of channels, as some
4342                // codecs appear to output stereo even if the input data is
4343                // mono. If we know the codec lies about this information,
4344                // use the actual number of channels instead.
4345                mOutputFormat->setInt32(
4346                        kKeyChannelCount,
4347                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4348                            ? numChannels : params.nChannels);
4349
4350                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4351            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4352                OMX_AUDIO_PARAM_AMRTYPE amr;
4353                InitOMXParams(&amr);
4354                amr.nPortIndex = kPortIndexOutput;
4355
4356                err = mOMX->getParameter(
4357                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4358                CHECK_EQ(err, (status_t)OK);
4359
4360                CHECK_EQ(amr.nChannels, 1u);
4361                mOutputFormat->setInt32(kKeyChannelCount, 1);
4362
4363                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4364                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4365                    mOutputFormat->setCString(
4366                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4367                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4368                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4369                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4370                    mOutputFormat->setCString(
4371                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4372                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4373                } else {
4374                    CHECK(!"Unknown AMR band mode.");
4375                }
4376            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4377                mOutputFormat->setCString(
4378                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4379                int32_t numChannels, sampleRate, bitRate;
4380                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4381                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4382                inputFormat->findInt32(kKeyBitRate, &bitRate);
4383                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4384                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4385                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4386            } else {
4387                CHECK(!"Should not be here. Unknown audio encoding.");
4388            }
4389            break;
4390        }
4391
4392        case OMX_PortDomainVideo:
4393        {
4394            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4395
4396            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4397                mOutputFormat->setCString(
4398                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4399            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4400                mOutputFormat->setCString(
4401                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4402            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4403                mOutputFormat->setCString(
4404                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4405            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4406                mOutputFormat->setCString(
4407                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4408            } else {
4409                CHECK(!"Unknown compression format.");
4410            }
4411
4412            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4413            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4414            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4415
4416            if (!mIsEncoder) {
4417                OMX_CONFIG_RECTTYPE rect;
4418                InitOMXParams(&rect);
4419                rect.nPortIndex = kPortIndexOutput;
4420                status_t err =
4421                        mOMX->getConfig(
4422                            mNode, OMX_IndexConfigCommonOutputCrop,
4423                            &rect, sizeof(rect));
4424
4425                CODEC_LOGI(
4426                        "video dimensions are %ld x %ld",
4427                        video_def->nFrameWidth, video_def->nFrameHeight);
4428
4429                if (err == OK) {
4430                    CHECK_GE(rect.nLeft, 0);
4431                    CHECK_GE(rect.nTop, 0);
4432                    CHECK_GE(rect.nWidth, 0u);
4433                    CHECK_GE(rect.nHeight, 0u);
4434                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4435                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4436
4437                    mOutputFormat->setRect(
4438                            kKeyCropRect,
4439                            rect.nLeft,
4440                            rect.nTop,
4441                            rect.nLeft + rect.nWidth - 1,
4442                            rect.nTop + rect.nHeight - 1);
4443
4444                    CODEC_LOGI(
4445                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4446                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4447                } else {
4448                    mOutputFormat->setRect(
4449                            kKeyCropRect,
4450                            0, 0,
4451                            video_def->nFrameWidth - 1,
4452                            video_def->nFrameHeight - 1);
4453                }
4454
4455                if (mNativeWindow != NULL) {
4456                     initNativeWindowCrop();
4457                }
4458            }
4459            break;
4460        }
4461
4462        default:
4463        {
4464            CHECK(!"should not be here, neither audio nor video.");
4465            break;
4466        }
4467    }
4468
4469    // If the input format contains rotation information, flag the output
4470    // format accordingly.
4471
4472    int32_t rotationDegrees;
4473    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4474        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4475    }
4476}
4477
4478status_t OMXCodec::pause() {
4479    Mutex::Autolock autoLock(mLock);
4480
4481    mPaused = true;
4482
4483    return OK;
4484}
4485
4486////////////////////////////////////////////////////////////////////////////////
4487
4488status_t QueryCodecs(
4489        const sp<IOMX> &omx,
4490        const char *mime, bool queryDecoders, bool hwCodecOnly,
4491        Vector<CodecCapabilities> *results) {
4492    Vector<String8> matchingCodecs;
4493    results->clear();
4494
4495    OMXCodec::findMatchingCodecs(mime,
4496            !queryDecoders /*createEncoder*/,
4497            NULL /*matchComponentName*/,
4498            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4499            &matchingCodecs);
4500
4501    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4502        const char *componentName = matchingCodecs.itemAt(c).string();
4503
4504        results->push();
4505        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4506
4507        status_t err =
4508            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4509
4510        if (err != OK) {
4511            results->removeAt(results->size() - 1);
4512        }
4513    }
4514
4515    return OK;
4516}
4517
4518status_t QueryCodec(
4519        const sp<IOMX> &omx,
4520        const char *componentName, const char *mime,
4521        bool isEncoder,
4522        CodecCapabilities *caps) {
4523    if (strncmp(componentName, "OMX.", 4)) {
4524        // Not an OpenMax component but a software codec.
4525
4526        caps->mComponentName = componentName;
4527        return OK;
4528    }
4529
4530    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4531    IOMX::node_id node;
4532    status_t err = omx->allocateNode(componentName, observer, &node);
4533
4534    if (err != OK) {
4535        return err;
4536    }
4537
4538    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4539
4540    caps->mComponentName = componentName;
4541
4542    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4543    InitOMXParams(&param);
4544
4545    param.nPortIndex = !isEncoder ? 0 : 1;
4546
4547    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4548        err = omx->getParameter(
4549                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4550                &param, sizeof(param));
4551
4552        if (err != OK) {
4553            break;
4554        }
4555
4556        CodecProfileLevel profileLevel;
4557        profileLevel.mProfile = param.eProfile;
4558        profileLevel.mLevel = param.eLevel;
4559
4560        caps->mProfileLevels.push(profileLevel);
4561    }
4562
4563    // Color format query
4564    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4565    InitOMXParams(&portFormat);
4566    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4567    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4568        err = omx->getParameter(
4569                node, OMX_IndexParamVideoPortFormat,
4570                &portFormat, sizeof(portFormat));
4571        if (err != OK) {
4572            break;
4573        }
4574        caps->mColorFormats.push(portFormat.eColorFormat);
4575    }
4576
4577    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4578
4579    return OK;
4580}
4581
4582status_t QueryCodecs(
4583        const sp<IOMX> &omx,
4584        const char *mimeType, bool queryDecoders,
4585        Vector<CodecCapabilities> *results) {
4586    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4587}
4588
4589void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4590    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4591    CHECK(mOMXLivesLocally);
4592
4593    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4594    header->pBuffer = (OMX_U8 *)info->mData;
4595}
4596
4597// These are supposed be equivalent to the logic in
4598// "audio_channel_out_mask_from_count".
4599status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4600    switch (numChannels) {
4601        case 1:
4602            map[0] = OMX_AUDIO_ChannelCF;
4603            break;
4604        case 2:
4605            map[0] = OMX_AUDIO_ChannelLF;
4606            map[1] = OMX_AUDIO_ChannelRF;
4607            break;
4608        case 3:
4609            map[0] = OMX_AUDIO_ChannelLF;
4610            map[1] = OMX_AUDIO_ChannelRF;
4611            map[2] = OMX_AUDIO_ChannelCF;
4612            break;
4613        case 4:
4614            map[0] = OMX_AUDIO_ChannelLF;
4615            map[1] = OMX_AUDIO_ChannelRF;
4616            map[2] = OMX_AUDIO_ChannelLR;
4617            map[3] = OMX_AUDIO_ChannelRR;
4618            break;
4619        case 5:
4620            map[0] = OMX_AUDIO_ChannelLF;
4621            map[1] = OMX_AUDIO_ChannelRF;
4622            map[2] = OMX_AUDIO_ChannelCF;
4623            map[3] = OMX_AUDIO_ChannelLR;
4624            map[4] = OMX_AUDIO_ChannelRR;
4625            break;
4626        case 6:
4627            map[0] = OMX_AUDIO_ChannelLF;
4628            map[1] = OMX_AUDIO_ChannelRF;
4629            map[2] = OMX_AUDIO_ChannelCF;
4630            map[3] = OMX_AUDIO_ChannelLFE;
4631            map[4] = OMX_AUDIO_ChannelLR;
4632            map[5] = OMX_AUDIO_ChannelRR;
4633            break;
4634        case 7:
4635            map[0] = OMX_AUDIO_ChannelLF;
4636            map[1] = OMX_AUDIO_ChannelRF;
4637            map[2] = OMX_AUDIO_ChannelCF;
4638            map[3] = OMX_AUDIO_ChannelLFE;
4639            map[4] = OMX_AUDIO_ChannelLR;
4640            map[5] = OMX_AUDIO_ChannelRR;
4641            map[6] = OMX_AUDIO_ChannelCS;
4642            break;
4643        case 8:
4644            map[0] = OMX_AUDIO_ChannelLF;
4645            map[1] = OMX_AUDIO_ChannelRF;
4646            map[2] = OMX_AUDIO_ChannelCF;
4647            map[3] = OMX_AUDIO_ChannelLFE;
4648            map[4] = OMX_AUDIO_ChannelLR;
4649            map[5] = OMX_AUDIO_ChannelRR;
4650            map[6] = OMX_AUDIO_ChannelLS;
4651            map[7] = OMX_AUDIO_ChannelRS;
4652            break;
4653        default:
4654            return -EINVAL;
4655    }
4656
4657    return OK;
4658}
4659
4660}  // namespace android
4661