OMXCodec.cpp revision 4f6eed0d1c7972a983c075bdcf03089569e13fe1 
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    // FIXME:
1127    // Remove the workaround after the work in done.
1128    if (!strncmp(mComponentName, "OMX.TI.DUCATI1", 14)) {
1129        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1130    }
1131
1132    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1133        h264type.nSliceHeaderSpacing = 0;
1134        h264type.bUseHadamard = OMX_TRUE;
1135        h264type.nRefFrames = 1;
1136        h264type.nBFrames = 0;
1137        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1138        if (h264type.nPFrames == 0) {
1139            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1140        }
1141        h264type.nRefIdx10ActiveMinus1 = 0;
1142        h264type.nRefIdx11ActiveMinus1 = 0;
1143        h264type.bEntropyCodingCABAC = OMX_FALSE;
1144        h264type.bWeightedPPrediction = OMX_FALSE;
1145        h264type.bconstIpred = OMX_FALSE;
1146        h264type.bDirect8x8Inference = OMX_FALSE;
1147        h264type.bDirectSpatialTemporal = OMX_FALSE;
1148        h264type.nCabacInitIdc = 0;
1149    }
1150
1151    if (h264type.nBFrames != 0) {
1152        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1153    }
1154
1155    h264type.bEnableUEP = OMX_FALSE;
1156    h264type.bEnableFMO = OMX_FALSE;
1157    h264type.bEnableASO = OMX_FALSE;
1158    h264type.bEnableRS = OMX_FALSE;
1159    h264type.bFrameMBsOnly = OMX_TRUE;
1160    h264type.bMBAFF = OMX_FALSE;
1161    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1162
1163    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1164        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1165    }
1166
1167    err = mOMX->setParameter(
1168            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1169    CHECK_EQ(err, (status_t)OK);
1170
1171    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1172
1173    return OK;
1174}
1175
1176status_t OMXCodec::setVideoOutputFormat(
1177        const char *mime, OMX_U32 width, OMX_U32 height) {
1178    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1179
1180    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1181    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1182        compressionFormat = OMX_VIDEO_CodingAVC;
1183    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingMPEG4;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingH263;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingVPX;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingMPEG2;
1191    } else {
1192        ALOGE("Not a supported video mime type: %s", mime);
1193        CHECK(!"Should not be here. Not a supported video mime type.");
1194    }
1195
1196    status_t err = setVideoPortFormatType(
1197            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1198
1199    if (err != OK) {
1200        return err;
1201    }
1202
1203#if 1
1204    {
1205        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1206        InitOMXParams(&format);
1207        format.nPortIndex = kPortIndexOutput;
1208        format.nIndex = 0;
1209
1210        status_t err = mOMX->getParameter(
1211                mNode, OMX_IndexParamVideoPortFormat,
1212                &format, sizeof(format));
1213        CHECK_EQ(err, (status_t)OK);
1214        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1215
1216        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1217               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1218               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1219               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1220               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1221
1222        err = mOMX->setParameter(
1223                mNode, OMX_IndexParamVideoPortFormat,
1224                &format, sizeof(format));
1225
1226        if (err != OK) {
1227            return err;
1228        }
1229    }
1230#endif
1231
1232    OMX_PARAM_PORTDEFINITIONTYPE def;
1233    InitOMXParams(&def);
1234    def.nPortIndex = kPortIndexInput;
1235
1236    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1237
1238    err = mOMX->getParameter(
1239            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1240
1241    CHECK_EQ(err, (status_t)OK);
1242
1243#if 1
1244    // XXX Need a (much) better heuristic to compute input buffer sizes.
1245    const size_t X = 64 * 1024;
1246    if (def.nBufferSize < X) {
1247        def.nBufferSize = X;
1248    }
1249#endif
1250
1251    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1252
1253    video_def->nFrameWidth = width;
1254    video_def->nFrameHeight = height;
1255
1256    video_def->eCompressionFormat = compressionFormat;
1257    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1258
1259    err = mOMX->setParameter(
1260            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1261
1262    if (err != OK) {
1263        return err;
1264    }
1265
1266    ////////////////////////////////////////////////////////////////////////////
1267
1268    InitOMXParams(&def);
1269    def.nPortIndex = kPortIndexOutput;
1270
1271    err = mOMX->getParameter(
1272            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1273    CHECK_EQ(err, (status_t)OK);
1274    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1275
1276#if 0
1277    def.nBufferSize =
1278        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1279#endif
1280
1281    video_def->nFrameWidth = width;
1282    video_def->nFrameHeight = height;
1283
1284    err = mOMX->setParameter(
1285            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1286
1287    return err;
1288}
1289
1290OMXCodec::OMXCodec(
1291        const sp<IOMX> &omx, IOMX::node_id node,
1292        uint32_t quirks, uint32_t flags,
1293        bool isEncoder,
1294        const char *mime,
1295        const char *componentName,
1296        const sp<MediaSource> &source,
1297        const sp<ANativeWindow> &nativeWindow)
1298    : mOMX(omx),
1299      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1300      mNode(node),
1301      mQuirks(quirks),
1302      mFlags(flags),
1303      mIsEncoder(isEncoder),
1304      mIsVideo(!strncasecmp("video/", mime, 6)),
1305      mMIME(strdup(mime)),
1306      mComponentName(strdup(componentName)),
1307      mSource(source),
1308      mCodecSpecificDataIndex(0),
1309      mState(LOADED),
1310      mInitialBufferSubmit(true),
1311      mSignalledEOS(false),
1312      mNoMoreOutputData(false),
1313      mOutputPortSettingsHaveChanged(false),
1314      mSeekTimeUs(-1),
1315      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1316      mTargetTimeUs(-1),
1317      mOutputPortSettingsChangedPending(false),
1318      mSkipCutBuffer(NULL),
1319      mLeftOverBuffer(NULL),
1320      mPaused(false),
1321      mNativeWindow(
1322              (!strncmp(componentName, "OMX.google.", 11)
1323              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1324                        ? NULL : nativeWindow) {
1325    mPortStatus[kPortIndexInput] = ENABLED;
1326    mPortStatus[kPortIndexOutput] = ENABLED;
1327
1328    setComponentRole();
1329}
1330
1331// static
1332void OMXCodec::setComponentRole(
1333        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1334        const char *mime) {
1335    struct MimeToRole {
1336        const char *mime;
1337        const char *decoderRole;
1338        const char *encoderRole;
1339    };
1340
1341    static const MimeToRole kMimeToRole[] = {
1342        { MEDIA_MIMETYPE_AUDIO_MPEG,
1343            "audio_decoder.mp3", "audio_encoder.mp3" },
1344        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1345            "audio_decoder.mp1", "audio_encoder.mp1" },
1346        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1347            "audio_decoder.mp2", "audio_encoder.mp2" },
1348        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1349            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1350        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1351            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1352        { MEDIA_MIMETYPE_AUDIO_AAC,
1353            "audio_decoder.aac", "audio_encoder.aac" },
1354        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1355            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1356        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1357            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1358        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1359            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1360        { MEDIA_MIMETYPE_VIDEO_AVC,
1361            "video_decoder.avc", "video_encoder.avc" },
1362        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1363            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1364        { MEDIA_MIMETYPE_VIDEO_H263,
1365            "video_decoder.h263", "video_encoder.h263" },
1366        { MEDIA_MIMETYPE_VIDEO_VPX,
1367            "video_decoder.vpx", "video_encoder.vpx" },
1368        { MEDIA_MIMETYPE_AUDIO_RAW,
1369            "audio_decoder.raw", "audio_encoder.raw" },
1370    };
1371
1372    static const size_t kNumMimeToRole =
1373        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1374
1375    size_t i;
1376    for (i = 0; i < kNumMimeToRole; ++i) {
1377        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1378            break;
1379        }
1380    }
1381
1382    if (i == kNumMimeToRole) {
1383        return;
1384    }
1385
1386    const char *role =
1387        isEncoder ? kMimeToRole[i].encoderRole
1388                  : kMimeToRole[i].decoderRole;
1389
1390    if (role != NULL) {
1391        OMX_PARAM_COMPONENTROLETYPE roleParams;
1392        InitOMXParams(&roleParams);
1393
1394        strncpy((char *)roleParams.cRole,
1395                role, OMX_MAX_STRINGNAME_SIZE - 1);
1396
1397        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1398
1399        status_t err = omx->setParameter(
1400                node, OMX_IndexParamStandardComponentRole,
1401                &roleParams, sizeof(roleParams));
1402
1403        if (err != OK) {
1404            ALOGW("Failed to set standard component role '%s'.", role);
1405        }
1406    }
1407}
1408
1409void OMXCodec::setComponentRole() {
1410    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1411}
1412
1413OMXCodec::~OMXCodec() {
1414    mSource.clear();
1415
1416    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1417
1418    status_t err = mOMX->freeNode(mNode);
1419    CHECK_EQ(err, (status_t)OK);
1420
1421    mNode = NULL;
1422    setState(DEAD);
1423
1424    clearCodecSpecificData();
1425
1426    free(mComponentName);
1427    mComponentName = NULL;
1428
1429    free(mMIME);
1430    mMIME = NULL;
1431}
1432
1433status_t OMXCodec::init() {
1434    // mLock is held.
1435
1436    CHECK_EQ((int)mState, (int)LOADED);
1437
1438    status_t err;
1439    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1440        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1441        CHECK_EQ(err, (status_t)OK);
1442        setState(LOADED_TO_IDLE);
1443    }
1444
1445    err = allocateBuffers();
1446    if (err != (status_t)OK) {
1447        return err;
1448    }
1449
1450    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1451        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1452        CHECK_EQ(err, (status_t)OK);
1453
1454        setState(LOADED_TO_IDLE);
1455    }
1456
1457    while (mState != EXECUTING && mState != ERROR) {
1458        mAsyncCompletion.wait(mLock);
1459    }
1460
1461    return mState == ERROR ? UNKNOWN_ERROR : OK;
1462}
1463
1464// static
1465bool OMXCodec::isIntermediateState(State state) {
1466    return state == LOADED_TO_IDLE
1467        || state == IDLE_TO_EXECUTING
1468        || state == EXECUTING_TO_IDLE
1469        || state == IDLE_TO_LOADED
1470        || state == RECONFIGURING;
1471}
1472
1473status_t OMXCodec::allocateBuffers() {
1474    status_t err = allocateBuffersOnPort(kPortIndexInput);
1475
1476    if (err != OK) {
1477        return err;
1478    }
1479
1480    return allocateBuffersOnPort(kPortIndexOutput);
1481}
1482
1483status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1484    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1485        return allocateOutputBuffersFromNativeWindow();
1486    }
1487
1488    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1489        ALOGE("protected output buffers must be stent to an ANativeWindow");
1490        return PERMISSION_DENIED;
1491    }
1492
1493    status_t err = OK;
1494    if ((mFlags & kStoreMetaDataInVideoBuffers)
1495            && portIndex == kPortIndexInput) {
1496        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1497        if (err != OK) {
1498            ALOGE("Storing meta data in video buffers is not supported");
1499            return err;
1500        }
1501    }
1502
1503    OMX_PARAM_PORTDEFINITIONTYPE def;
1504    InitOMXParams(&def);
1505    def.nPortIndex = portIndex;
1506
1507    err = mOMX->getParameter(
1508            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1509
1510    if (err != OK) {
1511        return err;
1512    }
1513
1514    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1515            def.nBufferCountActual, def.nBufferSize,
1516            portIndex == kPortIndexInput ? "input" : "output");
1517
1518    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1519    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1520
1521    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1522        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1523        CHECK(mem.get() != NULL);
1524
1525        BufferInfo info;
1526        info.mData = NULL;
1527        info.mSize = def.nBufferSize;
1528
1529        IOMX::buffer_id buffer;
1530        if (portIndex == kPortIndexInput
1531                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1532                    || (mFlags & kUseSecureInputBuffers))) {
1533            if (mOMXLivesLocally) {
1534                mem.clear();
1535
1536                err = mOMX->allocateBuffer(
1537                        mNode, portIndex, def.nBufferSize, &buffer,
1538                        &info.mData);
1539            } else {
1540                err = mOMX->allocateBufferWithBackup(
1541                        mNode, portIndex, mem, &buffer);
1542            }
1543        } else if (portIndex == kPortIndexOutput
1544                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1545            if (mOMXLivesLocally) {
1546                mem.clear();
1547
1548                err = mOMX->allocateBuffer(
1549                        mNode, portIndex, def.nBufferSize, &buffer,
1550                        &info.mData);
1551            } else {
1552                err = mOMX->allocateBufferWithBackup(
1553                        mNode, portIndex, mem, &buffer);
1554            }
1555        } else {
1556            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1557        }
1558
1559        if (err != OK) {
1560            ALOGE("allocate_buffer_with_backup failed");
1561            return err;
1562        }
1563
1564        if (mem != NULL) {
1565            info.mData = mem->pointer();
1566        }
1567
1568        info.mBuffer = buffer;
1569        info.mStatus = OWNED_BY_US;
1570        info.mMem = mem;
1571        info.mMediaBuffer = NULL;
1572
1573        if (portIndex == kPortIndexOutput) {
1574            if (!(mOMXLivesLocally
1575                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1576                        && (mQuirks & kDefersOutputBufferAllocation))) {
1577                // If the node does not fill in the buffer ptr at this time,
1578                // we will defer creating the MediaBuffer until receiving
1579                // the first FILL_BUFFER_DONE notification instead.
1580                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1581                info.mMediaBuffer->setObserver(this);
1582            }
1583        }
1584
1585        mPortBuffers[portIndex].push(info);
1586
1587        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1588             portIndex == kPortIndexInput ? "input" : "output");
1589    }
1590
1591    if (portIndex == kPortIndexOutput) {
1592
1593        sp<MetaData> meta = mSource->getFormat();
1594        int32_t delay = 0;
1595        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1596            delay = 0;
1597        }
1598        int32_t padding = 0;
1599        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1600            padding = 0;
1601        }
1602        int32_t numchannels = 0;
1603        if (delay + padding) {
1604            if (mOutputFormat->findInt32(kKeyChannelCount, &numchannels)) {
1605                size_t frameSize = numchannels * sizeof(int16_t);
1606                if (mSkipCutBuffer != NULL) {
1607                    size_t prevbuffersize = mSkipCutBuffer->size();
1608                    if (prevbuffersize != 0) {
1609                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1610                    }
1611                }
1612                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1613            }
1614        }
1615    }
1616
1617    // dumpPortStatus(portIndex);
1618
1619    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1620        Vector<MediaBuffer *> buffers;
1621        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1622            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1623
1624            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1625            buffers.push(mbuf);
1626        }
1627
1628        status_t err = mSource->setBuffers(buffers);
1629
1630        if (err != OK) {
1631            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1632                buffers.editItemAt(i)->release();
1633            }
1634            buffers.clear();
1635
1636            CODEC_LOGE(
1637                    "Codec requested to use secure input buffers but "
1638                    "upstream source didn't support that.");
1639
1640            return err;
1641        }
1642    }
1643
1644    return OK;
1645}
1646
1647status_t OMXCodec::applyRotation() {
1648    sp<MetaData> meta = mSource->getFormat();
1649
1650    int32_t rotationDegrees;
1651    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1652        rotationDegrees = 0;
1653    }
1654
1655    uint32_t transform;
1656    switch (rotationDegrees) {
1657        case 0: transform = 0; break;
1658        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1659        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1660        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1661        default: transform = 0; break;
1662    }
1663
1664    status_t err = OK;
1665
1666    if (transform) {
1667        err = native_window_set_buffers_transform(
1668                mNativeWindow.get(), transform);
1669    }
1670
1671    return err;
1672}
1673
1674status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1675    // Get the number of buffers needed.
1676    OMX_PARAM_PORTDEFINITIONTYPE def;
1677    InitOMXParams(&def);
1678    def.nPortIndex = kPortIndexOutput;
1679
1680    status_t err = mOMX->getParameter(
1681            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1682    if (err != OK) {
1683        return err;
1684    }
1685
1686    err = native_window_set_buffers_geometry(
1687            mNativeWindow.get(),
1688            def.format.video.nFrameWidth,
1689            def.format.video.nFrameHeight,
1690            def.format.video.eColorFormat);
1691
1692    if (err != 0) {
1693        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1694                strerror(-err), -err);
1695        return err;
1696    }
1697
1698    err = applyRotation();
1699    if (err != OK) {
1700        return err;
1701    }
1702
1703    // Set up the native window.
1704    OMX_U32 usage = 0;
1705    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1706    if (err != 0) {
1707        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1708        // XXX: Currently this error is logged, but not fatal.
1709        usage = 0;
1710    }
1711    if (mFlags & kEnableGrallocUsageProtected) {
1712        usage |= GRALLOC_USAGE_PROTECTED;
1713    }
1714
1715    // Make sure to check whether either Stagefright or the video decoder
1716    // requested protected buffers.
1717    if (usage & GRALLOC_USAGE_PROTECTED) {
1718        // Verify that the ANativeWindow sends images directly to
1719        // SurfaceFlinger.
1720        int queuesToNativeWindow = 0;
1721        err = mNativeWindow->query(
1722                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1723                &queuesToNativeWindow);
1724        if (err != 0) {
1725            ALOGE("error authenticating native window: %d", err);
1726            return err;
1727        }
1728        if (queuesToNativeWindow != 1) {
1729            ALOGE("native window could not be authenticated");
1730            return PERMISSION_DENIED;
1731        }
1732    }
1733
1734    ALOGV("native_window_set_usage usage=0x%lx", usage);
1735    err = native_window_set_usage(
1736            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1737    if (err != 0) {
1738        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1739        return err;
1740    }
1741
1742    int minUndequeuedBufs = 0;
1743    err = mNativeWindow->query(mNativeWindow.get(),
1744            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1745    if (err != 0) {
1746        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1747                strerror(-err), -err);
1748        return err;
1749    }
1750
1751    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1752    // buffer counts refer to - how do they account for the renderer holding on
1753    // to buffers?
1754    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1755        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1756        def.nBufferCountActual = newBufferCount;
1757        err = mOMX->setParameter(
1758                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1759        if (err != OK) {
1760            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1761                    newBufferCount, err);
1762            return err;
1763        }
1764    }
1765
1766    err = native_window_set_buffer_count(
1767            mNativeWindow.get(), def.nBufferCountActual);
1768    if (err != 0) {
1769        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1770                -err);
1771        return err;
1772    }
1773
1774    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1775            "output port", def.nBufferCountActual, def.nBufferSize);
1776
1777    // Dequeue buffers and send them to OMX
1778    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1779        ANativeWindowBuffer* buf;
1780        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1781        if (err != 0) {
1782            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1783            break;
1784        }
1785
1786        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1787        BufferInfo info;
1788        info.mData = NULL;
1789        info.mSize = def.nBufferSize;
1790        info.mStatus = OWNED_BY_US;
1791        info.mMem = NULL;
1792        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1793        info.mMediaBuffer->setObserver(this);
1794        mPortBuffers[kPortIndexOutput].push(info);
1795
1796        IOMX::buffer_id bufferId;
1797        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1798                &bufferId);
1799        if (err != 0) {
1800            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1801                    "failed: %d", err);
1802            break;
1803        }
1804
1805        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1806
1807        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1808                bufferId, graphicBuffer.get());
1809    }
1810
1811    OMX_U32 cancelStart;
1812    OMX_U32 cancelEnd;
1813    if (err != 0) {
1814        // If an error occurred while dequeuing we need to cancel any buffers
1815        // that were dequeued.
1816        cancelStart = 0;
1817        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1818    } else {
1819        // Return the last two buffers to the native window.
1820        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1821        cancelEnd = def.nBufferCountActual;
1822    }
1823
1824    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1825        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1826        cancelBufferToNativeWindow(info);
1827    }
1828
1829    return err;
1830}
1831
1832status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1833    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1834    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1835    int err = mNativeWindow->cancelBuffer(
1836        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1837    if (err != 0) {
1838      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1839
1840      setState(ERROR);
1841      return err;
1842    }
1843    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1844    return OK;
1845}
1846
1847OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1848    // Dequeue the next buffer from the native window.
1849    ANativeWindowBuffer* buf;
1850    int err = mNativeWindow->dequeueBuffer(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 = mNativeWindow->query(mNativeWindow.get(),
1926            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1927    if (err != NO_ERROR) {
1928        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1929                "failed: %s (%d)", strerror(-err), -err);
1930        goto error;
1931    }
1932
1933    numBufs = minUndequeuedBufs + 1;
1934    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1935    if (err != NO_ERROR) {
1936        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1937                strerror(-err), -err);
1938        goto error;
1939    }
1940
1941    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1942    // buffer twice.  This should guarantee that the buffer has been displayed
1943    // on the screen and then been replaced, so an previous video frames are
1944    // guaranteed NOT to be currently displayed.
1945    for (int i = 0; i < numBufs + 1; i++) {
1946        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1947        if (err != NO_ERROR) {
1948            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1949                    strerror(-err), -err);
1950            goto error;
1951        }
1952
1953        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1954        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1955                buf->getNativeBuffer());
1956        if (err != NO_ERROR) {
1957            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1958                    strerror(-err), -err);
1959            goto error;
1960        }
1961
1962        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1963        uint32_t* img = NULL;
1964        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1965        if (err != NO_ERROR) {
1966            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1967                    strerror(-err), -err);
1968            goto error;
1969        }
1970
1971        *img = 0;
1972
1973        err = buf->unlock();
1974        if (err != NO_ERROR) {
1975            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1976                    strerror(-err), -err);
1977            goto error;
1978        }
1979
1980        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
1981                buf->getNativeBuffer());
1982        if (err != NO_ERROR) {
1983            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
1984                    strerror(-err), -err);
1985            goto error;
1986        }
1987
1988        anb = NULL;
1989    }
1990
1991error:
1992
1993    if (err != NO_ERROR) {
1994        // Clean up after an error.
1995        if (anb != NULL) {
1996            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
1997        }
1998
1999        native_window_api_disconnect(mNativeWindow.get(),
2000                NATIVE_WINDOW_API_CPU);
2001        native_window_api_connect(mNativeWindow.get(),
2002                NATIVE_WINDOW_API_MEDIA);
2003
2004        return err;
2005    } else {
2006        // Clean up after success.
2007        err = native_window_api_disconnect(mNativeWindow.get(),
2008                NATIVE_WINDOW_API_CPU);
2009        if (err != NO_ERROR) {
2010            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2011                    strerror(-err), -err);
2012            return err;
2013        }
2014
2015        err = native_window_api_connect(mNativeWindow.get(),
2016                NATIVE_WINDOW_API_MEDIA);
2017        if (err != NO_ERROR) {
2018            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2019                    strerror(-err), -err);
2020            return err;
2021        }
2022
2023        return NO_ERROR;
2024    }
2025}
2026
2027int64_t OMXCodec::getDecodingTimeUs() {
2028    CHECK(mIsEncoder && mIsVideo);
2029
2030    if (mDecodingTimeList.empty()) {
2031        CHECK(mSignalledEOS || mNoMoreOutputData);
2032        // No corresponding input frame available.
2033        // This could happen when EOS is reached.
2034        return 0;
2035    }
2036
2037    List<int64_t>::iterator it = mDecodingTimeList.begin();
2038    int64_t timeUs = *it;
2039    mDecodingTimeList.erase(it);
2040    return timeUs;
2041}
2042
2043void OMXCodec::on_message(const omx_message &msg) {
2044    if (mState == ERROR) {
2045        ALOGW("Dropping OMX message - we're in ERROR state.");
2046        return;
2047    }
2048
2049    switch (msg.type) {
2050        case omx_message::EVENT:
2051        {
2052            onEvent(
2053                 msg.u.event_data.event, msg.u.event_data.data1,
2054                 msg.u.event_data.data2);
2055
2056            break;
2057        }
2058
2059        case omx_message::EMPTY_BUFFER_DONE:
2060        {
2061            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2062
2063            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2064
2065            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2066            size_t i = 0;
2067            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2068                ++i;
2069            }
2070
2071            CHECK(i < buffers->size());
2072            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2073                ALOGW("We already own input buffer %p, yet received "
2074                     "an EMPTY_BUFFER_DONE.", buffer);
2075            }
2076
2077            BufferInfo* info = &buffers->editItemAt(i);
2078            info->mStatus = OWNED_BY_US;
2079
2080            // Buffer could not be released until empty buffer done is called.
2081            if (info->mMediaBuffer != NULL) {
2082                if (mIsEncoder &&
2083                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2084                    // If zero-copy mode is enabled this will send the
2085                    // input buffer back to the upstream source.
2086                    restorePatchedDataPointer(info);
2087                }
2088
2089                info->mMediaBuffer->release();
2090                info->mMediaBuffer = NULL;
2091            }
2092
2093            if (mPortStatus[kPortIndexInput] == DISABLING) {
2094                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2095
2096                status_t err = freeBuffer(kPortIndexInput, i);
2097                CHECK_EQ(err, (status_t)OK);
2098            } else if (mState != ERROR
2099                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2100                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2101
2102                if (mFlags & kUseSecureInputBuffers) {
2103                    drainAnyInputBuffer();
2104                } else {
2105                    drainInputBuffer(&buffers->editItemAt(i));
2106                }
2107            }
2108            break;
2109        }
2110
2111        case omx_message::FILL_BUFFER_DONE:
2112        {
2113            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2114            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2115
2116            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2117                 buffer,
2118                 msg.u.extended_buffer_data.range_length,
2119                 flags,
2120                 msg.u.extended_buffer_data.timestamp,
2121                 msg.u.extended_buffer_data.timestamp / 1E6);
2122
2123            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2124            size_t i = 0;
2125            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2126                ++i;
2127            }
2128
2129            CHECK(i < buffers->size());
2130            BufferInfo *info = &buffers->editItemAt(i);
2131
2132            if (info->mStatus != OWNED_BY_COMPONENT) {
2133                ALOGW("We already own output buffer %p, yet received "
2134                     "a FILL_BUFFER_DONE.", buffer);
2135            }
2136
2137            info->mStatus = OWNED_BY_US;
2138
2139            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2140                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2141
2142                status_t err = freeBuffer(kPortIndexOutput, i);
2143                CHECK_EQ(err, (status_t)OK);
2144
2145#if 0
2146            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2147                       && (flags & OMX_BUFFERFLAG_EOS)) {
2148                CODEC_LOGV("No more output data.");
2149                mNoMoreOutputData = true;
2150                mBufferFilled.signal();
2151#endif
2152            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2153                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2154
2155                if (info->mMediaBuffer == NULL) {
2156                    CHECK(mOMXLivesLocally);
2157                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2158                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2159
2160                    // The qcom video decoders on Nexus don't actually allocate
2161                    // output buffer memory on a call to OMX_AllocateBuffer
2162                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2163                    // structure is only filled in later.
2164
2165                    info->mMediaBuffer = new MediaBuffer(
2166                            msg.u.extended_buffer_data.data_ptr,
2167                            info->mSize);
2168                    info->mMediaBuffer->setObserver(this);
2169                }
2170
2171                MediaBuffer *buffer = info->mMediaBuffer;
2172                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2173
2174                if (!isGraphicBuffer
2175                    && msg.u.extended_buffer_data.range_offset
2176                        + msg.u.extended_buffer_data.range_length
2177                            > buffer->size()) {
2178                    CODEC_LOGE(
2179                            "Codec lied about its buffer size requirements, "
2180                            "sending a buffer larger than the originally "
2181                            "advertised size in FILL_BUFFER_DONE!");
2182                }
2183                buffer->set_range(
2184                        msg.u.extended_buffer_data.range_offset,
2185                        msg.u.extended_buffer_data.range_length);
2186
2187                buffer->meta_data()->clear();
2188
2189                buffer->meta_data()->setInt64(
2190                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2191
2192                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2193                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2194                }
2195                bool isCodecSpecific = false;
2196                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2197                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2198                    isCodecSpecific = true;
2199                }
2200
2201                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2202                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2203                }
2204
2205                buffer->meta_data()->setPointer(
2206                        kKeyPlatformPrivate,
2207                        msg.u.extended_buffer_data.platform_private);
2208
2209                buffer->meta_data()->setPointer(
2210                        kKeyBufferID,
2211                        msg.u.extended_buffer_data.buffer);
2212
2213                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2214                    CODEC_LOGV("No more output data.");
2215                    mNoMoreOutputData = true;
2216                }
2217
2218                if (mIsEncoder && mIsVideo) {
2219                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2220                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2221                }
2222
2223                if (mTargetTimeUs >= 0) {
2224                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2225
2226                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2227                        CODEC_LOGV(
2228                                "skipping output buffer at timestamp %lld us",
2229                                msg.u.extended_buffer_data.timestamp);
2230
2231                        fillOutputBuffer(info);
2232                        break;
2233                    }
2234
2235                    CODEC_LOGV(
2236                            "returning output buffer at target timestamp "
2237                            "%lld us",
2238                            msg.u.extended_buffer_data.timestamp);
2239
2240                    mTargetTimeUs = -1;
2241                }
2242
2243                mFilledBuffers.push_back(i);
2244                mBufferFilled.signal();
2245                if (mIsEncoder) {
2246                    sched_yield();
2247                }
2248            }
2249
2250            break;
2251        }
2252
2253        default:
2254        {
2255            CHECK(!"should not be here.");
2256            break;
2257        }
2258    }
2259}
2260
2261// Has the format changed in any way that the client would have to be aware of?
2262static bool formatHasNotablyChanged(
2263        const sp<MetaData> &from, const sp<MetaData> &to) {
2264    if (from.get() == NULL && to.get() == NULL) {
2265        return false;
2266    }
2267
2268    if ((from.get() == NULL && to.get() != NULL)
2269        || (from.get() != NULL && to.get() == NULL)) {
2270        return true;
2271    }
2272
2273    const char *mime_from, *mime_to;
2274    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2275    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2276
2277    if (strcasecmp(mime_from, mime_to)) {
2278        return true;
2279    }
2280
2281    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2282        int32_t colorFormat_from, colorFormat_to;
2283        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2284        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2285
2286        if (colorFormat_from != colorFormat_to) {
2287            return true;
2288        }
2289
2290        int32_t width_from, width_to;
2291        CHECK(from->findInt32(kKeyWidth, &width_from));
2292        CHECK(to->findInt32(kKeyWidth, &width_to));
2293
2294        if (width_from != width_to) {
2295            return true;
2296        }
2297
2298        int32_t height_from, height_to;
2299        CHECK(from->findInt32(kKeyHeight, &height_from));
2300        CHECK(to->findInt32(kKeyHeight, &height_to));
2301
2302        if (height_from != height_to) {
2303            return true;
2304        }
2305
2306        int32_t left_from, top_from, right_from, bottom_from;
2307        CHECK(from->findRect(
2308                    kKeyCropRect,
2309                    &left_from, &top_from, &right_from, &bottom_from));
2310
2311        int32_t left_to, top_to, right_to, bottom_to;
2312        CHECK(to->findRect(
2313                    kKeyCropRect,
2314                    &left_to, &top_to, &right_to, &bottom_to));
2315
2316        if (left_to != left_from || top_to != top_from
2317                || right_to != right_from || bottom_to != bottom_from) {
2318            return true;
2319        }
2320    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2321        int32_t numChannels_from, numChannels_to;
2322        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2323        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2324
2325        if (numChannels_from != numChannels_to) {
2326            return true;
2327        }
2328
2329        int32_t sampleRate_from, sampleRate_to;
2330        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2331        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2332
2333        if (sampleRate_from != sampleRate_to) {
2334            return true;
2335        }
2336    }
2337
2338    return false;
2339}
2340
2341void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2342    switch (event) {
2343        case OMX_EventCmdComplete:
2344        {
2345            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2346            break;
2347        }
2348
2349        case OMX_EventError:
2350        {
2351            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2352
2353            setState(ERROR);
2354            break;
2355        }
2356
2357        case OMX_EventPortSettingsChanged:
2358        {
2359            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2360                       data1, data2);
2361
2362            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2363                // There is no need to check whether mFilledBuffers is empty or not
2364                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2365                // the output buffers.
2366                if (data1 == kPortIndexOutput) {
2367                    CHECK(mFilledBuffers.empty());
2368                }
2369                onPortSettingsChanged(data1);
2370            } else if (data1 == kPortIndexOutput &&
2371                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2372                         data2 == OMX_IndexConfigCommonScale)) {
2373
2374                sp<MetaData> oldOutputFormat = mOutputFormat;
2375                initOutputFormat(mSource->getFormat());
2376
2377                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2378                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2379                    mOutputPortSettingsHaveChanged = true;
2380
2381                } else if (data2 == OMX_IndexConfigCommonScale) {
2382                    OMX_CONFIG_SCALEFACTORTYPE scale;
2383                    InitOMXParams(&scale);
2384                    scale.nPortIndex = kPortIndexOutput;
2385
2386                    // Change display dimension only when necessary.
2387                    if (OK == mOMX->getConfig(
2388                                        mNode,
2389                                        OMX_IndexConfigCommonScale,
2390                                        &scale, sizeof(scale))) {
2391                        int32_t left, top, right, bottom;
2392                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2393                                                      &left, &top,
2394                                                      &right, &bottom));
2395
2396                        // The scale is in 16.16 format.
2397                        // scale 1.0 = 0x010000. When there is no
2398                        // need to change the display, skip it.
2399                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2400                                scale.xWidth, scale.xHeight);
2401
2402                        if (scale.xWidth != 0x010000) {
2403                            mOutputFormat->setInt32(kKeyDisplayWidth,
2404                                    ((right - left +  1) * scale.xWidth)  >> 16);
2405                            mOutputPortSettingsHaveChanged = true;
2406                        }
2407
2408                        if (scale.xHeight != 0x010000) {
2409                            mOutputFormat->setInt32(kKeyDisplayHeight,
2410                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2411                            mOutputPortSettingsHaveChanged = true;
2412                        }
2413                    }
2414                }
2415            }
2416            break;
2417        }
2418
2419#if 0
2420        case OMX_EventBufferFlag:
2421        {
2422            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2423
2424            if (data1 == kPortIndexOutput) {
2425                mNoMoreOutputData = true;
2426            }
2427            break;
2428        }
2429#endif
2430
2431        default:
2432        {
2433            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2434            break;
2435        }
2436    }
2437}
2438
2439void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2440    switch (cmd) {
2441        case OMX_CommandStateSet:
2442        {
2443            onStateChange((OMX_STATETYPE)data);
2444            break;
2445        }
2446
2447        case OMX_CommandPortDisable:
2448        {
2449            OMX_U32 portIndex = data;
2450            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2451
2452            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2453            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2454            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2455
2456            mPortStatus[portIndex] = DISABLED;
2457
2458            if (mState == RECONFIGURING) {
2459                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2460
2461                sp<MetaData> oldOutputFormat = mOutputFormat;
2462                initOutputFormat(mSource->getFormat());
2463
2464                // Don't notify clients if the output port settings change
2465                // wasn't of importance to them, i.e. it may be that just the
2466                // number of buffers has changed and nothing else.
2467                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2468                if (!mOutputPortSettingsHaveChanged) {
2469                    mOutputPortSettingsHaveChanged = formatChanged;
2470                }
2471
2472                status_t err = enablePortAsync(portIndex);
2473                if (err != OK) {
2474                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2475                    setState(ERROR);
2476                } else {
2477                    err = allocateBuffersOnPort(portIndex);
2478                    if (err != OK) {
2479                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2480                        setState(ERROR);
2481                    }
2482                }
2483            }
2484            break;
2485        }
2486
2487        case OMX_CommandPortEnable:
2488        {
2489            OMX_U32 portIndex = data;
2490            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2491
2492            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2493            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2494
2495            mPortStatus[portIndex] = ENABLED;
2496
2497            if (mState == RECONFIGURING) {
2498                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2499
2500                setState(EXECUTING);
2501
2502                fillOutputBuffers();
2503            }
2504            break;
2505        }
2506
2507        case OMX_CommandFlush:
2508        {
2509            OMX_U32 portIndex = data;
2510
2511            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2512
2513            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2514            mPortStatus[portIndex] = ENABLED;
2515
2516            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2517                     mPortBuffers[portIndex].size());
2518
2519            if (mSkipCutBuffer != NULL && mPortStatus[kPortIndexOutput] == ENABLED) {
2520                mSkipCutBuffer->clear();
2521            }
2522
2523            if (mState == RECONFIGURING) {
2524                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2525
2526                disablePortAsync(portIndex);
2527            } else if (mState == EXECUTING_TO_IDLE) {
2528                if (mPortStatus[kPortIndexInput] == ENABLED
2529                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2530                    CODEC_LOGV("Finished flushing both ports, now completing "
2531                         "transition from EXECUTING to IDLE.");
2532
2533                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2534                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2535
2536                    status_t err =
2537                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2538                    CHECK_EQ(err, (status_t)OK);
2539                }
2540            } else {
2541                // We're flushing both ports in preparation for seeking.
2542
2543                if (mPortStatus[kPortIndexInput] == ENABLED
2544                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2545                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2546                         " seek-time.");
2547
2548                    // We implicitly resume pulling on our upstream source.
2549                    mPaused = false;
2550
2551                    drainInputBuffers();
2552                    fillOutputBuffers();
2553                }
2554
2555                if (mOutputPortSettingsChangedPending) {
2556                    CODEC_LOGV(
2557                            "Honoring deferred output port settings change.");
2558
2559                    mOutputPortSettingsChangedPending = false;
2560                    onPortSettingsChanged(kPortIndexOutput);
2561                }
2562            }
2563
2564            break;
2565        }
2566
2567        default:
2568        {
2569            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2570            break;
2571        }
2572    }
2573}
2574
2575void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2576    CODEC_LOGV("onStateChange %d", newState);
2577
2578    switch (newState) {
2579        case OMX_StateIdle:
2580        {
2581            CODEC_LOGV("Now Idle.");
2582            if (mState == LOADED_TO_IDLE) {
2583                status_t err = mOMX->sendCommand(
2584                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2585
2586                CHECK_EQ(err, (status_t)OK);
2587
2588                setState(IDLE_TO_EXECUTING);
2589            } else {
2590                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2591
2592                CHECK_EQ(
2593                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2594                    mPortBuffers[kPortIndexInput].size());
2595
2596                CHECK_EQ(
2597                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2598                    mPortBuffers[kPortIndexOutput].size());
2599
2600                status_t err = mOMX->sendCommand(
2601                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2602
2603                CHECK_EQ(err, (status_t)OK);
2604
2605                err = freeBuffersOnPort(kPortIndexInput);
2606                CHECK_EQ(err, (status_t)OK);
2607
2608                err = freeBuffersOnPort(kPortIndexOutput);
2609                CHECK_EQ(err, (status_t)OK);
2610
2611                mPortStatus[kPortIndexInput] = ENABLED;
2612                mPortStatus[kPortIndexOutput] = ENABLED;
2613
2614                if ((mFlags & kEnableGrallocUsageProtected) &&
2615                        mNativeWindow != NULL) {
2616                    // We push enough 1x1 blank buffers to ensure that one of
2617                    // them has made it to the display.  This allows the OMX
2618                    // component teardown to zero out any protected buffers
2619                    // without the risk of scanning out one of those buffers.
2620                    pushBlankBuffersToNativeWindow();
2621                }
2622
2623                setState(IDLE_TO_LOADED);
2624            }
2625            break;
2626        }
2627
2628        case OMX_StateExecuting:
2629        {
2630            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2631
2632            CODEC_LOGV("Now Executing.");
2633
2634            mOutputPortSettingsChangedPending = false;
2635
2636            setState(EXECUTING);
2637
2638            // Buffers will be submitted to the component in the first
2639            // call to OMXCodec::read as mInitialBufferSubmit is true at
2640            // this point. This ensures that this on_message call returns,
2641            // releases the lock and ::init can notice the state change and
2642            // itself return.
2643            break;
2644        }
2645
2646        case OMX_StateLoaded:
2647        {
2648            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2649
2650            CODEC_LOGV("Now Loaded.");
2651
2652            setState(LOADED);
2653            break;
2654        }
2655
2656        case OMX_StateInvalid:
2657        {
2658            setState(ERROR);
2659            break;
2660        }
2661
2662        default:
2663        {
2664            CHECK(!"should not be here.");
2665            break;
2666        }
2667    }
2668}
2669
2670// static
2671size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2672    size_t n = 0;
2673    for (size_t i = 0; i < buffers.size(); ++i) {
2674        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2675            ++n;
2676        }
2677    }
2678
2679    return n;
2680}
2681
2682status_t OMXCodec::freeBuffersOnPort(
2683        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2684    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2685
2686    status_t stickyErr = OK;
2687
2688    for (size_t i = buffers->size(); i-- > 0;) {
2689        BufferInfo *info = &buffers->editItemAt(i);
2690
2691        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2692            continue;
2693        }
2694
2695        CHECK(info->mStatus == OWNED_BY_US
2696                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2697
2698        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2699
2700        status_t err = freeBuffer(portIndex, i);
2701
2702        if (err != OK) {
2703            stickyErr = err;
2704        }
2705
2706    }
2707
2708    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2709
2710    return stickyErr;
2711}
2712
2713status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2714    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2715
2716    BufferInfo *info = &buffers->editItemAt(bufIndex);
2717
2718    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2719
2720    if (err == OK && info->mMediaBuffer != NULL) {
2721        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2722        info->mMediaBuffer->setObserver(NULL);
2723
2724        // Make sure nobody but us owns this buffer at this point.
2725        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2726
2727        // Cancel the buffer if it belongs to an ANativeWindow.
2728        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2729        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2730            err = cancelBufferToNativeWindow(info);
2731        }
2732
2733        info->mMediaBuffer->release();
2734        info->mMediaBuffer = NULL;
2735    }
2736
2737    if (err == OK) {
2738        buffers->removeAt(bufIndex);
2739    }
2740
2741    return err;
2742}
2743
2744void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2745    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2746
2747    CHECK_EQ((int)mState, (int)EXECUTING);
2748    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2749    CHECK(!mOutputPortSettingsChangedPending);
2750
2751    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2752        CODEC_LOGV("Deferring output port settings change.");
2753        mOutputPortSettingsChangedPending = true;
2754        return;
2755    }
2756
2757    setState(RECONFIGURING);
2758
2759    if (mQuirks & kNeedsFlushBeforeDisable) {
2760        if (!flushPortAsync(portIndex)) {
2761            onCmdComplete(OMX_CommandFlush, portIndex);
2762        }
2763    } else {
2764        disablePortAsync(portIndex);
2765    }
2766}
2767
2768bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2769    CHECK(mState == EXECUTING || mState == RECONFIGURING
2770            || mState == EXECUTING_TO_IDLE);
2771
2772    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2773         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2774         mPortBuffers[portIndex].size());
2775
2776    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2777    mPortStatus[portIndex] = SHUTTING_DOWN;
2778
2779    if ((mQuirks & kRequiresFlushCompleteEmulation)
2780        && countBuffersWeOwn(mPortBuffers[portIndex])
2781                == mPortBuffers[portIndex].size()) {
2782        // No flush is necessary and this component fails to send a
2783        // flush-complete event in this case.
2784
2785        return false;
2786    }
2787
2788    status_t err =
2789        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2790    CHECK_EQ(err, (status_t)OK);
2791
2792    return true;
2793}
2794
2795void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2796    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2797
2798    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2799    mPortStatus[portIndex] = DISABLING;
2800
2801    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2802    status_t err =
2803        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2804    CHECK_EQ(err, (status_t)OK);
2805
2806    freeBuffersOnPort(portIndex, true);
2807}
2808
2809status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2810    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2811
2812    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2813    mPortStatus[portIndex] = ENABLING;
2814
2815    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2816    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2817}
2818
2819void OMXCodec::fillOutputBuffers() {
2820    CHECK_EQ((int)mState, (int)EXECUTING);
2821
2822    // This is a workaround for some decoders not properly reporting
2823    // end-of-output-stream. If we own all input buffers and also own
2824    // all output buffers and we already signalled end-of-input-stream,
2825    // the end-of-output-stream is implied.
2826    if (mSignalledEOS
2827            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2828                == mPortBuffers[kPortIndexInput].size()
2829            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2830                == mPortBuffers[kPortIndexOutput].size()) {
2831        mNoMoreOutputData = true;
2832        mBufferFilled.signal();
2833
2834        return;
2835    }
2836
2837    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2838    for (size_t i = 0; i < buffers->size(); ++i) {
2839        BufferInfo *info = &buffers->editItemAt(i);
2840        if (info->mStatus == OWNED_BY_US) {
2841            fillOutputBuffer(&buffers->editItemAt(i));
2842        }
2843    }
2844}
2845
2846void OMXCodec::drainInputBuffers() {
2847    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2848
2849    if (mFlags & kUseSecureInputBuffers) {
2850        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2851        for (size_t i = 0; i < buffers->size(); ++i) {
2852            if (!drainAnyInputBuffer()
2853                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2854                break;
2855            }
2856        }
2857    } else {
2858        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2859        for (size_t i = 0; i < buffers->size(); ++i) {
2860            BufferInfo *info = &buffers->editItemAt(i);
2861
2862            if (info->mStatus != OWNED_BY_US) {
2863                continue;
2864            }
2865
2866            if (!drainInputBuffer(info)) {
2867                break;
2868            }
2869
2870            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2871                break;
2872            }
2873        }
2874    }
2875}
2876
2877bool OMXCodec::drainAnyInputBuffer() {
2878    return drainInputBuffer((BufferInfo *)NULL);
2879}
2880
2881OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2882    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2883    for (size_t i = 0; i < infos->size(); ++i) {
2884        BufferInfo *info = &infos->editItemAt(i);
2885
2886        if (info->mData == ptr) {
2887            CODEC_LOGV(
2888                    "input buffer data ptr = %p, buffer_id = %p",
2889                    ptr,
2890                    info->mBuffer);
2891
2892            return info;
2893        }
2894    }
2895
2896    TRESPASS();
2897}
2898
2899OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2900    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2901    for (size_t i = 0; i < infos->size(); ++i) {
2902        BufferInfo *info = &infos->editItemAt(i);
2903
2904        if (info->mStatus == OWNED_BY_US) {
2905            return info;
2906        }
2907    }
2908
2909    TRESPASS();
2910}
2911
2912bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2913    if (info != NULL) {
2914        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2915    }
2916
2917    if (mSignalledEOS) {
2918        return false;
2919    }
2920
2921    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2922        CHECK(!(mFlags & kUseSecureInputBuffers));
2923
2924        const CodecSpecificData *specific =
2925            mCodecSpecificData[mCodecSpecificDataIndex];
2926
2927        size_t size = specific->mSize;
2928
2929        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2930                && !(mQuirks & kWantsNALFragments)) {
2931            static const uint8_t kNALStartCode[4] =
2932                    { 0x00, 0x00, 0x00, 0x01 };
2933
2934            CHECK(info->mSize >= specific->mSize + 4);
2935
2936            size += 4;
2937
2938            memcpy(info->mData, kNALStartCode, 4);
2939            memcpy((uint8_t *)info->mData + 4,
2940                   specific->mData, specific->mSize);
2941        } else {
2942            CHECK(info->mSize >= specific->mSize);
2943            memcpy(info->mData, specific->mData, specific->mSize);
2944        }
2945
2946        mNoMoreOutputData = false;
2947
2948        CODEC_LOGV("calling emptyBuffer with codec specific data");
2949
2950        status_t err = mOMX->emptyBuffer(
2951                mNode, info->mBuffer, 0, size,
2952                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2953                0);
2954        CHECK_EQ(err, (status_t)OK);
2955
2956        info->mStatus = OWNED_BY_COMPONENT;
2957
2958        ++mCodecSpecificDataIndex;
2959        return true;
2960    }
2961
2962    if (mPaused) {
2963        return false;
2964    }
2965
2966    status_t err;
2967
2968    bool signalEOS = false;
2969    int64_t timestampUs = 0;
2970
2971    size_t offset = 0;
2972    int32_t n = 0;
2973
2974
2975    for (;;) {
2976        MediaBuffer *srcBuffer;
2977        if (mSeekTimeUs >= 0) {
2978            if (mLeftOverBuffer) {
2979                mLeftOverBuffer->release();
2980                mLeftOverBuffer = NULL;
2981            }
2982
2983            MediaSource::ReadOptions options;
2984            options.setSeekTo(mSeekTimeUs, mSeekMode);
2985
2986            mSeekTimeUs = -1;
2987            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
2988            mBufferFilled.signal();
2989
2990            err = mSource->read(&srcBuffer, &options);
2991
2992            if (err == OK) {
2993                int64_t targetTimeUs;
2994                if (srcBuffer->meta_data()->findInt64(
2995                            kKeyTargetTime, &targetTimeUs)
2996                        && targetTimeUs >= 0) {
2997                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
2998                    mTargetTimeUs = targetTimeUs;
2999                } else {
3000                    mTargetTimeUs = -1;
3001                }
3002            }
3003        } else if (mLeftOverBuffer) {
3004            srcBuffer = mLeftOverBuffer;
3005            mLeftOverBuffer = NULL;
3006
3007            err = OK;
3008        } else {
3009            err = mSource->read(&srcBuffer);
3010        }
3011
3012        if (err != OK) {
3013            signalEOS = true;
3014            mFinalStatus = err;
3015            mSignalledEOS = true;
3016            mBufferFilled.signal();
3017            break;
3018        }
3019
3020        if (mFlags & kUseSecureInputBuffers) {
3021            info = findInputBufferByDataPointer(srcBuffer->data());
3022            CHECK(info != NULL);
3023        }
3024
3025        size_t remainingBytes = info->mSize - offset;
3026
3027        if (srcBuffer->range_length() > remainingBytes) {
3028            if (offset == 0) {
3029                CODEC_LOGE(
3030                     "Codec's input buffers are too small to accomodate "
3031                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3032                     info->mSize, srcBuffer->range_length());
3033
3034                srcBuffer->release();
3035                srcBuffer = NULL;
3036
3037                setState(ERROR);
3038                return false;
3039            }
3040
3041            mLeftOverBuffer = srcBuffer;
3042            break;
3043        }
3044
3045        bool releaseBuffer = true;
3046        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3047            CHECK(mOMXLivesLocally && offset == 0);
3048
3049            OMX_BUFFERHEADERTYPE *header =
3050                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3051
3052            CHECK(header->pBuffer == info->mData);
3053
3054            header->pBuffer =
3055                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3056
3057            releaseBuffer = false;
3058            info->mMediaBuffer = srcBuffer;
3059        } else {
3060            if (mFlags & kStoreMetaDataInVideoBuffers) {
3061                releaseBuffer = false;
3062                info->mMediaBuffer = srcBuffer;
3063            }
3064
3065            if (mFlags & kUseSecureInputBuffers) {
3066                // Data in "info" is already provided at this time.
3067
3068                releaseBuffer = false;
3069
3070                CHECK(info->mMediaBuffer == NULL);
3071                info->mMediaBuffer = srcBuffer;
3072            } else {
3073                CHECK(srcBuffer->data() != NULL) ;
3074                memcpy((uint8_t *)info->mData + offset,
3075                        (const uint8_t *)srcBuffer->data()
3076                            + srcBuffer->range_offset(),
3077                        srcBuffer->range_length());
3078            }
3079        }
3080
3081        int64_t lastBufferTimeUs;
3082        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3083        CHECK(lastBufferTimeUs >= 0);
3084        if (mIsEncoder && mIsVideo) {
3085            mDecodingTimeList.push_back(lastBufferTimeUs);
3086        }
3087
3088        if (offset == 0) {
3089            timestampUs = lastBufferTimeUs;
3090        }
3091
3092        offset += srcBuffer->range_length();
3093
3094        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3095            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3096            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3097
3098            int32_t numPageSamples;
3099            if (!srcBuffer->meta_data()->findInt32(
3100                        kKeyValidSamples, &numPageSamples)) {
3101                numPageSamples = -1;
3102            }
3103
3104            memcpy((uint8_t *)info->mData + offset,
3105                   &numPageSamples,
3106                   sizeof(numPageSamples));
3107
3108            offset += sizeof(numPageSamples);
3109        }
3110
3111        if (releaseBuffer) {
3112            srcBuffer->release();
3113            srcBuffer = NULL;
3114        }
3115
3116        ++n;
3117
3118        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3119            break;
3120        }
3121
3122        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3123
3124        if (coalescedDurationUs > 250000ll) {
3125            // Don't coalesce more than 250ms worth of encoded data at once.
3126            break;
3127        }
3128    }
3129
3130    if (n > 1) {
3131        ALOGV("coalesced %d frames into one input buffer", n);
3132    }
3133
3134    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3135
3136    if (signalEOS) {
3137        flags |= OMX_BUFFERFLAG_EOS;
3138    } else {
3139        mNoMoreOutputData = false;
3140    }
3141
3142    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3143               "timestamp %lld us (%.2f secs)",
3144               info->mBuffer, offset,
3145               timestampUs, timestampUs / 1E6);
3146
3147    if (info == NULL) {
3148        CHECK(mFlags & kUseSecureInputBuffers);
3149        CHECK(signalEOS);
3150
3151        // This is fishy, there's still a MediaBuffer corresponding to this
3152        // info available to the source at this point even though we're going
3153        // to use it to signal EOS to the codec.
3154        info = findEmptyInputBuffer();
3155    }
3156
3157    err = mOMX->emptyBuffer(
3158            mNode, info->mBuffer, 0, offset,
3159            flags, timestampUs);
3160
3161    if (err != OK) {
3162        setState(ERROR);
3163        return false;
3164    }
3165
3166    info->mStatus = OWNED_BY_COMPONENT;
3167
3168    return true;
3169}
3170
3171void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3172    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3173
3174    if (mNoMoreOutputData) {
3175        CODEC_LOGV("There is no more output data available, not "
3176             "calling fillOutputBuffer");
3177        return;
3178    }
3179
3180    if (info->mMediaBuffer != NULL) {
3181        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3182        if (graphicBuffer != 0) {
3183            // When using a native buffer we need to lock the buffer before
3184            // giving it to OMX.
3185            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3186            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3187                    graphicBuffer.get());
3188            if (err != 0) {
3189                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3190
3191                setState(ERROR);
3192                return;
3193            }
3194        }
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            OMX_STATETYPE state = OMX_StateInvalid;
3653            status_t err = mOMX->getState(mNode, &state);
3654            CHECK_EQ(err, (status_t)OK);
3655
3656            if (state != OMX_StateExecuting) {
3657                break;
3658            }
3659            // else fall through to the idling code
3660            isError = true;
3661        }
3662
3663        case EXECUTING:
3664        {
3665            setState(EXECUTING_TO_IDLE);
3666
3667            if (mQuirks & kRequiresFlushBeforeShutdown) {
3668                CODEC_LOGV("This component requires a flush before transitioning "
3669                     "from EXECUTING to IDLE...");
3670
3671                bool emulateInputFlushCompletion =
3672                    !flushPortAsync(kPortIndexInput);
3673
3674                bool emulateOutputFlushCompletion =
3675                    !flushPortAsync(kPortIndexOutput);
3676
3677                if (emulateInputFlushCompletion) {
3678                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3679                }
3680
3681                if (emulateOutputFlushCompletion) {
3682                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3683                }
3684            } else {
3685                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3686                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3687
3688                status_t err =
3689                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3690                CHECK_EQ(err, (status_t)OK);
3691            }
3692
3693            while (mState != LOADED && mState != ERROR) {
3694                mAsyncCompletion.wait(mLock);
3695            }
3696
3697            if (isError) {
3698                // We were in the ERROR state coming in, so restore that now
3699                // that we've idled the OMX component.
3700                setState(ERROR);
3701            }
3702
3703            break;
3704        }
3705
3706        default:
3707        {
3708            CHECK(!"should not be here.");
3709            break;
3710        }
3711    }
3712
3713    if (mLeftOverBuffer) {
3714        mLeftOverBuffer->release();
3715        mLeftOverBuffer = NULL;
3716    }
3717
3718    mSource->stop();
3719
3720    CODEC_LOGV("stopped in state %d", mState);
3721
3722    return OK;
3723}
3724
3725sp<MetaData> OMXCodec::getFormat() {
3726    Mutex::Autolock autoLock(mLock);
3727
3728    return mOutputFormat;
3729}
3730
3731status_t OMXCodec::read(
3732        MediaBuffer **buffer, const ReadOptions *options) {
3733    status_t err = OK;
3734    *buffer = NULL;
3735
3736    Mutex::Autolock autoLock(mLock);
3737
3738    if (mState != EXECUTING && mState != RECONFIGURING) {
3739        return UNKNOWN_ERROR;
3740    }
3741
3742    bool seeking = false;
3743    int64_t seekTimeUs;
3744    ReadOptions::SeekMode seekMode;
3745    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3746        seeking = true;
3747    }
3748
3749    if (mInitialBufferSubmit) {
3750        mInitialBufferSubmit = false;
3751
3752        if (seeking) {
3753            CHECK(seekTimeUs >= 0);
3754            mSeekTimeUs = seekTimeUs;
3755            mSeekMode = seekMode;
3756
3757            // There's no reason to trigger the code below, there's
3758            // nothing to flush yet.
3759            seeking = false;
3760            mPaused = false;
3761        }
3762
3763        drainInputBuffers();
3764
3765        if (mState == EXECUTING) {
3766            // Otherwise mState == RECONFIGURING and this code will trigger
3767            // after the output port is reenabled.
3768            fillOutputBuffers();
3769        }
3770    }
3771
3772    if (seeking) {
3773        while (mState == RECONFIGURING) {
3774            if ((err = waitForBufferFilled_l()) != OK) {
3775                return err;
3776            }
3777        }
3778
3779        if (mState != EXECUTING) {
3780            return UNKNOWN_ERROR;
3781        }
3782
3783        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3784
3785        mSignalledEOS = false;
3786
3787        CHECK(seekTimeUs >= 0);
3788        mSeekTimeUs = seekTimeUs;
3789        mSeekMode = seekMode;
3790
3791        mFilledBuffers.clear();
3792
3793        CHECK_EQ((int)mState, (int)EXECUTING);
3794
3795        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3796        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3797
3798        if (emulateInputFlushCompletion) {
3799            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3800        }
3801
3802        if (emulateOutputFlushCompletion) {
3803            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3804        }
3805
3806        while (mSeekTimeUs >= 0) {
3807            if ((err = waitForBufferFilled_l()) != OK) {
3808                return err;
3809            }
3810        }
3811    }
3812
3813    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3814        if ((err = waitForBufferFilled_l()) != OK) {
3815            return err;
3816        }
3817    }
3818
3819    if (mState == ERROR) {
3820        return UNKNOWN_ERROR;
3821    }
3822
3823    if (mFilledBuffers.empty()) {
3824        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3825    }
3826
3827    if (mOutputPortSettingsHaveChanged) {
3828        mOutputPortSettingsHaveChanged = false;
3829
3830        return INFO_FORMAT_CHANGED;
3831    }
3832
3833    size_t index = *mFilledBuffers.begin();
3834    mFilledBuffers.erase(mFilledBuffers.begin());
3835
3836    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3837    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3838    info->mStatus = OWNED_BY_CLIENT;
3839
3840    info->mMediaBuffer->add_ref();
3841    if (mSkipCutBuffer != NULL) {
3842        mSkipCutBuffer->submit(info->mMediaBuffer);
3843    }
3844    *buffer = info->mMediaBuffer;
3845
3846    return OK;
3847}
3848
3849void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3850    Mutex::Autolock autoLock(mLock);
3851
3852    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3853    for (size_t i = 0; i < buffers->size(); ++i) {
3854        BufferInfo *info = &buffers->editItemAt(i);
3855
3856        if (info->mMediaBuffer == buffer) {
3857            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3858            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3859
3860            info->mStatus = OWNED_BY_US;
3861
3862            if (buffer->graphicBuffer() == 0) {
3863                fillOutputBuffer(info);
3864            } else {
3865                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3866                int32_t rendered = 0;
3867                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3868                    rendered = 0;
3869                }
3870                if (!rendered) {
3871                    status_t err = cancelBufferToNativeWindow(info);
3872                    if (err < 0) {
3873                        return;
3874                    }
3875                }
3876
3877                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3878
3879                // Dequeue the next buffer from the native window.
3880                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3881                if (nextBufInfo == 0) {
3882                    return;
3883                }
3884
3885                // Give the buffer to the OMX node to fill.
3886                fillOutputBuffer(nextBufInfo);
3887            }
3888            return;
3889        }
3890    }
3891
3892    CHECK(!"should not be here.");
3893}
3894
3895static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3896    static const char *kNames[] = {
3897        "OMX_IMAGE_CodingUnused",
3898        "OMX_IMAGE_CodingAutoDetect",
3899        "OMX_IMAGE_CodingJPEG",
3900        "OMX_IMAGE_CodingJPEG2K",
3901        "OMX_IMAGE_CodingEXIF",
3902        "OMX_IMAGE_CodingTIFF",
3903        "OMX_IMAGE_CodingGIF",
3904        "OMX_IMAGE_CodingPNG",
3905        "OMX_IMAGE_CodingLZW",
3906        "OMX_IMAGE_CodingBMP",
3907    };
3908
3909    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3910
3911    if (type < 0 || (size_t)type >= numNames) {
3912        return "UNKNOWN";
3913    } else {
3914        return kNames[type];
3915    }
3916}
3917
3918static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3919    static const char *kNames[] = {
3920        "OMX_COLOR_FormatUnused",
3921        "OMX_COLOR_FormatMonochrome",
3922        "OMX_COLOR_Format8bitRGB332",
3923        "OMX_COLOR_Format12bitRGB444",
3924        "OMX_COLOR_Format16bitARGB4444",
3925        "OMX_COLOR_Format16bitARGB1555",
3926        "OMX_COLOR_Format16bitRGB565",
3927        "OMX_COLOR_Format16bitBGR565",
3928        "OMX_COLOR_Format18bitRGB666",
3929        "OMX_COLOR_Format18bitARGB1665",
3930        "OMX_COLOR_Format19bitARGB1666",
3931        "OMX_COLOR_Format24bitRGB888",
3932        "OMX_COLOR_Format24bitBGR888",
3933        "OMX_COLOR_Format24bitARGB1887",
3934        "OMX_COLOR_Format25bitARGB1888",
3935        "OMX_COLOR_Format32bitBGRA8888",
3936        "OMX_COLOR_Format32bitARGB8888",
3937        "OMX_COLOR_FormatYUV411Planar",
3938        "OMX_COLOR_FormatYUV411PackedPlanar",
3939        "OMX_COLOR_FormatYUV420Planar",
3940        "OMX_COLOR_FormatYUV420PackedPlanar",
3941        "OMX_COLOR_FormatYUV420SemiPlanar",
3942        "OMX_COLOR_FormatYUV422Planar",
3943        "OMX_COLOR_FormatYUV422PackedPlanar",
3944        "OMX_COLOR_FormatYUV422SemiPlanar",
3945        "OMX_COLOR_FormatYCbYCr",
3946        "OMX_COLOR_FormatYCrYCb",
3947        "OMX_COLOR_FormatCbYCrY",
3948        "OMX_COLOR_FormatCrYCbY",
3949        "OMX_COLOR_FormatYUV444Interleaved",
3950        "OMX_COLOR_FormatRawBayer8bit",
3951        "OMX_COLOR_FormatRawBayer10bit",
3952        "OMX_COLOR_FormatRawBayer8bitcompressed",
3953        "OMX_COLOR_FormatL2",
3954        "OMX_COLOR_FormatL4",
3955        "OMX_COLOR_FormatL8",
3956        "OMX_COLOR_FormatL16",
3957        "OMX_COLOR_FormatL24",
3958        "OMX_COLOR_FormatL32",
3959        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3960        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3961        "OMX_COLOR_Format18BitBGR666",
3962        "OMX_COLOR_Format24BitARGB6666",
3963        "OMX_COLOR_Format24BitABGR6666",
3964    };
3965
3966    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3967
3968    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3969        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3970    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3971        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3972    } else if (type < 0 || (size_t)type >= numNames) {
3973        return "UNKNOWN";
3974    } else {
3975        return kNames[type];
3976    }
3977}
3978
3979static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
3980    static const char *kNames[] = {
3981        "OMX_VIDEO_CodingUnused",
3982        "OMX_VIDEO_CodingAutoDetect",
3983        "OMX_VIDEO_CodingMPEG2",
3984        "OMX_VIDEO_CodingH263",
3985        "OMX_VIDEO_CodingMPEG4",
3986        "OMX_VIDEO_CodingWMV",
3987        "OMX_VIDEO_CodingRV",
3988        "OMX_VIDEO_CodingAVC",
3989        "OMX_VIDEO_CodingMJPEG",
3990    };
3991
3992    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3993
3994    if (type < 0 || (size_t)type >= numNames) {
3995        return "UNKNOWN";
3996    } else {
3997        return kNames[type];
3998    }
3999}
4000
4001static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4002    static const char *kNames[] = {
4003        "OMX_AUDIO_CodingUnused",
4004        "OMX_AUDIO_CodingAutoDetect",
4005        "OMX_AUDIO_CodingPCM",
4006        "OMX_AUDIO_CodingADPCM",
4007        "OMX_AUDIO_CodingAMR",
4008        "OMX_AUDIO_CodingGSMFR",
4009        "OMX_AUDIO_CodingGSMEFR",
4010        "OMX_AUDIO_CodingGSMHR",
4011        "OMX_AUDIO_CodingPDCFR",
4012        "OMX_AUDIO_CodingPDCEFR",
4013        "OMX_AUDIO_CodingPDCHR",
4014        "OMX_AUDIO_CodingTDMAFR",
4015        "OMX_AUDIO_CodingTDMAEFR",
4016        "OMX_AUDIO_CodingQCELP8",
4017        "OMX_AUDIO_CodingQCELP13",
4018        "OMX_AUDIO_CodingEVRC",
4019        "OMX_AUDIO_CodingSMV",
4020        "OMX_AUDIO_CodingG711",
4021        "OMX_AUDIO_CodingG723",
4022        "OMX_AUDIO_CodingG726",
4023        "OMX_AUDIO_CodingG729",
4024        "OMX_AUDIO_CodingAAC",
4025        "OMX_AUDIO_CodingMP3",
4026        "OMX_AUDIO_CodingSBC",
4027        "OMX_AUDIO_CodingVORBIS",
4028        "OMX_AUDIO_CodingWMA",
4029        "OMX_AUDIO_CodingRA",
4030        "OMX_AUDIO_CodingMIDI",
4031    };
4032
4033    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4034
4035    if (type < 0 || (size_t)type >= numNames) {
4036        return "UNKNOWN";
4037    } else {
4038        return kNames[type];
4039    }
4040}
4041
4042static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4043    static const char *kNames[] = {
4044        "OMX_AUDIO_PCMModeLinear",
4045        "OMX_AUDIO_PCMModeALaw",
4046        "OMX_AUDIO_PCMModeMULaw",
4047    };
4048
4049    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4050
4051    if (type < 0 || (size_t)type >= numNames) {
4052        return "UNKNOWN";
4053    } else {
4054        return kNames[type];
4055    }
4056}
4057
4058static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4059    static const char *kNames[] = {
4060        "OMX_AUDIO_AMRBandModeUnused",
4061        "OMX_AUDIO_AMRBandModeNB0",
4062        "OMX_AUDIO_AMRBandModeNB1",
4063        "OMX_AUDIO_AMRBandModeNB2",
4064        "OMX_AUDIO_AMRBandModeNB3",
4065        "OMX_AUDIO_AMRBandModeNB4",
4066        "OMX_AUDIO_AMRBandModeNB5",
4067        "OMX_AUDIO_AMRBandModeNB6",
4068        "OMX_AUDIO_AMRBandModeNB7",
4069        "OMX_AUDIO_AMRBandModeWB0",
4070        "OMX_AUDIO_AMRBandModeWB1",
4071        "OMX_AUDIO_AMRBandModeWB2",
4072        "OMX_AUDIO_AMRBandModeWB3",
4073        "OMX_AUDIO_AMRBandModeWB4",
4074        "OMX_AUDIO_AMRBandModeWB5",
4075        "OMX_AUDIO_AMRBandModeWB6",
4076        "OMX_AUDIO_AMRBandModeWB7",
4077        "OMX_AUDIO_AMRBandModeWB8",
4078    };
4079
4080    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4081
4082    if (type < 0 || (size_t)type >= numNames) {
4083        return "UNKNOWN";
4084    } else {
4085        return kNames[type];
4086    }
4087}
4088
4089static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4090    static const char *kNames[] = {
4091        "OMX_AUDIO_AMRFrameFormatConformance",
4092        "OMX_AUDIO_AMRFrameFormatIF1",
4093        "OMX_AUDIO_AMRFrameFormatIF2",
4094        "OMX_AUDIO_AMRFrameFormatFSF",
4095        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4096        "OMX_AUDIO_AMRFrameFormatITU",
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
4108void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4109    OMX_PARAM_PORTDEFINITIONTYPE def;
4110    InitOMXParams(&def);
4111    def.nPortIndex = portIndex;
4112
4113    status_t err = mOMX->getParameter(
4114            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4115    CHECK_EQ(err, (status_t)OK);
4116
4117    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4118
4119    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4120          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4121
4122    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4123    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4124    printf("  nBufferSize = %ld\n", def.nBufferSize);
4125
4126    switch (def.eDomain) {
4127        case OMX_PortDomainImage:
4128        {
4129            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4130
4131            printf("\n");
4132            printf("  // Image\n");
4133            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4134            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4135            printf("  nStride = %ld\n", imageDef->nStride);
4136
4137            printf("  eCompressionFormat = %s\n",
4138                   imageCompressionFormatString(imageDef->eCompressionFormat));
4139
4140            printf("  eColorFormat = %s\n",
4141                   colorFormatString(imageDef->eColorFormat));
4142
4143            break;
4144        }
4145
4146        case OMX_PortDomainVideo:
4147        {
4148            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4149
4150            printf("\n");
4151            printf("  // Video\n");
4152            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4153            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4154            printf("  nStride = %ld\n", videoDef->nStride);
4155
4156            printf("  eCompressionFormat = %s\n",
4157                   videoCompressionFormatString(videoDef->eCompressionFormat));
4158
4159            printf("  eColorFormat = %s\n",
4160                   colorFormatString(videoDef->eColorFormat));
4161
4162            break;
4163        }
4164
4165        case OMX_PortDomainAudio:
4166        {
4167            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4168
4169            printf("\n");
4170            printf("  // Audio\n");
4171            printf("  eEncoding = %s\n",
4172                   audioCodingTypeString(audioDef->eEncoding));
4173
4174            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4175                OMX_AUDIO_PARAM_PCMMODETYPE params;
4176                InitOMXParams(&params);
4177                params.nPortIndex = portIndex;
4178
4179                err = mOMX->getParameter(
4180                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4181                CHECK_EQ(err, (status_t)OK);
4182
4183                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4184                printf("  nChannels = %ld\n", params.nChannels);
4185                printf("  bInterleaved = %d\n", params.bInterleaved);
4186                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4187
4188                printf("  eNumData = %s\n",
4189                       params.eNumData == OMX_NumericalDataSigned
4190                        ? "signed" : "unsigned");
4191
4192                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4193            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4194                OMX_AUDIO_PARAM_AMRTYPE amr;
4195                InitOMXParams(&amr);
4196                amr.nPortIndex = portIndex;
4197
4198                err = mOMX->getParameter(
4199                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4200                CHECK_EQ(err, (status_t)OK);
4201
4202                printf("  nChannels = %ld\n", amr.nChannels);
4203                printf("  eAMRBandMode = %s\n",
4204                        amrBandModeString(amr.eAMRBandMode));
4205                printf("  eAMRFrameFormat = %s\n",
4206                        amrFrameFormatString(amr.eAMRFrameFormat));
4207            }
4208
4209            break;
4210        }
4211
4212        default:
4213        {
4214            printf("  // Unknown\n");
4215            break;
4216        }
4217    }
4218
4219    printf("}\n");
4220}
4221
4222status_t OMXCodec::initNativeWindow() {
4223    // Enable use of a GraphicBuffer as the output for this node.  This must
4224    // happen before getting the IndexParamPortDefinition parameter because it
4225    // will affect the pixel format that the node reports.
4226    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4227    if (err != 0) {
4228        return err;
4229    }
4230
4231    return OK;
4232}
4233
4234void OMXCodec::initNativeWindowCrop() {
4235    int32_t left, top, right, bottom;
4236
4237    CHECK(mOutputFormat->findRect(
4238                        kKeyCropRect,
4239                        &left, &top, &right, &bottom));
4240
4241    android_native_rect_t crop;
4242    crop.left = left;
4243    crop.top = top;
4244    crop.right = right + 1;
4245    crop.bottom = bottom + 1;
4246
4247    // We'll ignore any errors here, if the surface is
4248    // already invalid, we'll know soon enough.
4249    native_window_set_crop(mNativeWindow.get(), &crop);
4250}
4251
4252void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4253    mOutputFormat = new MetaData;
4254    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4255    if (mIsEncoder) {
4256        int32_t timeScale;
4257        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4258            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4259        }
4260    }
4261
4262    OMX_PARAM_PORTDEFINITIONTYPE def;
4263    InitOMXParams(&def);
4264    def.nPortIndex = kPortIndexOutput;
4265
4266    status_t err = mOMX->getParameter(
4267            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4268    CHECK_EQ(err, (status_t)OK);
4269
4270    switch (def.eDomain) {
4271        case OMX_PortDomainImage:
4272        {
4273            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4274            CHECK_EQ((int)imageDef->eCompressionFormat,
4275                     (int)OMX_IMAGE_CodingUnused);
4276
4277            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4278            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4279            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4280            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4281            break;
4282        }
4283
4284        case OMX_PortDomainAudio:
4285        {
4286            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4287
4288            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4289                OMX_AUDIO_PARAM_PCMMODETYPE params;
4290                InitOMXParams(&params);
4291                params.nPortIndex = kPortIndexOutput;
4292
4293                err = mOMX->getParameter(
4294                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4295                CHECK_EQ(err, (status_t)OK);
4296
4297                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4298                CHECK_EQ(params.nBitPerSample, 16u);
4299                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4300
4301                int32_t numChannels, sampleRate;
4302                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4303                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4304
4305                if ((OMX_U32)numChannels != params.nChannels) {
4306                    ALOGV("Codec outputs a different number of channels than "
4307                         "the input stream contains (contains %d channels, "
4308                         "codec outputs %ld channels).",
4309                         numChannels, params.nChannels);
4310                }
4311
4312                if (sampleRate != (int32_t)params.nSamplingRate) {
4313                    ALOGV("Codec outputs at different sampling rate than "
4314                         "what the input stream contains (contains data at "
4315                         "%d Hz, codec outputs %lu Hz)",
4316                         sampleRate, params.nSamplingRate);
4317                }
4318
4319                mOutputFormat->setCString(
4320                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4321
4322                // Use the codec-advertised number of channels, as some
4323                // codecs appear to output stereo even if the input data is
4324                // mono. If we know the codec lies about this information,
4325                // use the actual number of channels instead.
4326                mOutputFormat->setInt32(
4327                        kKeyChannelCount,
4328                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4329                            ? numChannels : params.nChannels);
4330
4331                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4332            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4333                OMX_AUDIO_PARAM_AMRTYPE amr;
4334                InitOMXParams(&amr);
4335                amr.nPortIndex = kPortIndexOutput;
4336
4337                err = mOMX->getParameter(
4338                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4339                CHECK_EQ(err, (status_t)OK);
4340
4341                CHECK_EQ(amr.nChannels, 1u);
4342                mOutputFormat->setInt32(kKeyChannelCount, 1);
4343
4344                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4345                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4346                    mOutputFormat->setCString(
4347                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4348                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4349                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4350                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4351                    mOutputFormat->setCString(
4352                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4353                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4354                } else {
4355                    CHECK(!"Unknown AMR band mode.");
4356                }
4357            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4358                mOutputFormat->setCString(
4359                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4360                int32_t numChannels, sampleRate, bitRate;
4361                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4362                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4363                inputFormat->findInt32(kKeyBitRate, &bitRate);
4364                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4365                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4366                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4367            } else {
4368                CHECK(!"Should not be here. Unknown audio encoding.");
4369            }
4370            break;
4371        }
4372
4373        case OMX_PortDomainVideo:
4374        {
4375            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4376
4377            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4378                mOutputFormat->setCString(
4379                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4380            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4381                mOutputFormat->setCString(
4382                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4383            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4384                mOutputFormat->setCString(
4385                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4386            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4387                mOutputFormat->setCString(
4388                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4389            } else {
4390                CHECK(!"Unknown compression format.");
4391            }
4392
4393            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4394            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4395            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4396
4397            if (!mIsEncoder) {
4398                OMX_CONFIG_RECTTYPE rect;
4399                InitOMXParams(&rect);
4400                rect.nPortIndex = kPortIndexOutput;
4401                status_t err =
4402                        mOMX->getConfig(
4403                            mNode, OMX_IndexConfigCommonOutputCrop,
4404                            &rect, sizeof(rect));
4405
4406                CODEC_LOGI(
4407                        "video dimensions are %ld x %ld",
4408                        video_def->nFrameWidth, video_def->nFrameHeight);
4409
4410                if (err == OK) {
4411                    CHECK_GE(rect.nLeft, 0);
4412                    CHECK_GE(rect.nTop, 0);
4413                    CHECK_GE(rect.nWidth, 0u);
4414                    CHECK_GE(rect.nHeight, 0u);
4415                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4416                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4417
4418                    mOutputFormat->setRect(
4419                            kKeyCropRect,
4420                            rect.nLeft,
4421                            rect.nTop,
4422                            rect.nLeft + rect.nWidth - 1,
4423                            rect.nTop + rect.nHeight - 1);
4424
4425                    CODEC_LOGI(
4426                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4427                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4428                } else {
4429                    mOutputFormat->setRect(
4430                            kKeyCropRect,
4431                            0, 0,
4432                            video_def->nFrameWidth - 1,
4433                            video_def->nFrameHeight - 1);
4434                }
4435
4436                if (mNativeWindow != NULL) {
4437                     initNativeWindowCrop();
4438                }
4439            }
4440            break;
4441        }
4442
4443        default:
4444        {
4445            CHECK(!"should not be here, neither audio nor video.");
4446            break;
4447        }
4448    }
4449
4450    // If the input format contains rotation information, flag the output
4451    // format accordingly.
4452
4453    int32_t rotationDegrees;
4454    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4455        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4456    }
4457}
4458
4459status_t OMXCodec::pause() {
4460    Mutex::Autolock autoLock(mLock);
4461
4462    mPaused = true;
4463
4464    return OK;
4465}
4466
4467////////////////////////////////////////////////////////////////////////////////
4468
4469status_t QueryCodecs(
4470        const sp<IOMX> &omx,
4471        const char *mime, bool queryDecoders, bool hwCodecOnly,
4472        Vector<CodecCapabilities> *results) {
4473    Vector<String8> matchingCodecs;
4474    results->clear();
4475
4476    OMXCodec::findMatchingCodecs(mime,
4477            !queryDecoders /*createEncoder*/,
4478            NULL /*matchComponentName*/,
4479            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4480            &matchingCodecs);
4481
4482    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4483        const char *componentName = matchingCodecs.itemAt(c).string();
4484
4485        results->push();
4486        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4487
4488        status_t err =
4489            QueryCodec(omx, componentName, mime, !queryDecoders, caps);
4490
4491        if (err != OK) {
4492            results->removeAt(results->size() - 1);
4493        }
4494    }
4495
4496    return OK;
4497}
4498
4499status_t QueryCodec(
4500        const sp<IOMX> &omx,
4501        const char *componentName, const char *mime,
4502        bool isEncoder,
4503        CodecCapabilities *caps) {
4504    if (strncmp(componentName, "OMX.", 4)) {
4505        // Not an OpenMax component but a software codec.
4506
4507        caps->mComponentName = componentName;
4508        return OK;
4509    }
4510
4511    sp<OMXCodecObserver> observer = new OMXCodecObserver;
4512    IOMX::node_id node;
4513    status_t err = omx->allocateNode(componentName, observer, &node);
4514
4515    if (err != OK) {
4516        return err;
4517    }
4518
4519    OMXCodec::setComponentRole(omx, node, isEncoder, mime);
4520
4521    caps->mComponentName = componentName;
4522
4523    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4524    InitOMXParams(&param);
4525
4526    param.nPortIndex = !isEncoder ? 0 : 1;
4527
4528    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4529        err = omx->getParameter(
4530                node, OMX_IndexParamVideoProfileLevelQuerySupported,
4531                &param, sizeof(param));
4532
4533        if (err != OK) {
4534            break;
4535        }
4536
4537        CodecProfileLevel profileLevel;
4538        profileLevel.mProfile = param.eProfile;
4539        profileLevel.mLevel = param.eLevel;
4540
4541        caps->mProfileLevels.push(profileLevel);
4542    }
4543
4544    // Color format query
4545    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4546    InitOMXParams(&portFormat);
4547    portFormat.nPortIndex = !isEncoder ? 1 : 0;
4548    for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4549        err = omx->getParameter(
4550                node, OMX_IndexParamVideoPortFormat,
4551                &portFormat, sizeof(portFormat));
4552        if (err != OK) {
4553            break;
4554        }
4555        caps->mColorFormats.push(portFormat.eColorFormat);
4556    }
4557
4558    CHECK_EQ(omx->freeNode(node), (status_t)OK);
4559
4560    return OK;
4561}
4562
4563status_t QueryCodecs(
4564        const sp<IOMX> &omx,
4565        const char *mimeType, bool queryDecoders,
4566        Vector<CodecCapabilities> *results) {
4567    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4568}
4569
4570void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4571    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4572    CHECK(mOMXLivesLocally);
4573
4574    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4575    header->pBuffer = (OMX_U8 *)info->mData;
4576}
4577
4578// These are supposed be equivalent to the logic in
4579// "audio_channel_out_mask_from_count".
4580status_t getOMXChannelMapping(size_t numChannels, OMX_AUDIO_CHANNELTYPE map[]) {
4581    switch (numChannels) {
4582        case 1:
4583            map[0] = OMX_AUDIO_ChannelCF;
4584            break;
4585        case 2:
4586            map[0] = OMX_AUDIO_ChannelLF;
4587            map[1] = OMX_AUDIO_ChannelRF;
4588            break;
4589        case 3:
4590            map[0] = OMX_AUDIO_ChannelLF;
4591            map[1] = OMX_AUDIO_ChannelRF;
4592            map[2] = OMX_AUDIO_ChannelCF;
4593            break;
4594        case 4:
4595            map[0] = OMX_AUDIO_ChannelLF;
4596            map[1] = OMX_AUDIO_ChannelRF;
4597            map[2] = OMX_AUDIO_ChannelLR;
4598            map[3] = OMX_AUDIO_ChannelRR;
4599            break;
4600        case 5:
4601            map[0] = OMX_AUDIO_ChannelLF;
4602            map[1] = OMX_AUDIO_ChannelRF;
4603            map[2] = OMX_AUDIO_ChannelCF;
4604            map[3] = OMX_AUDIO_ChannelLR;
4605            map[4] = OMX_AUDIO_ChannelRR;
4606            break;
4607        case 6:
4608            map[0] = OMX_AUDIO_ChannelLF;
4609            map[1] = OMX_AUDIO_ChannelRF;
4610            map[2] = OMX_AUDIO_ChannelCF;
4611            map[3] = OMX_AUDIO_ChannelLFE;
4612            map[4] = OMX_AUDIO_ChannelLR;
4613            map[5] = OMX_AUDIO_ChannelRR;
4614            break;
4615        case 7:
4616            map[0] = OMX_AUDIO_ChannelLF;
4617            map[1] = OMX_AUDIO_ChannelRF;
4618            map[2] = OMX_AUDIO_ChannelCF;
4619            map[3] = OMX_AUDIO_ChannelLFE;
4620            map[4] = OMX_AUDIO_ChannelLR;
4621            map[5] = OMX_AUDIO_ChannelRR;
4622            map[6] = OMX_AUDIO_ChannelCS;
4623            break;
4624        case 8:
4625            map[0] = OMX_AUDIO_ChannelLF;
4626            map[1] = OMX_AUDIO_ChannelRF;
4627            map[2] = OMX_AUDIO_ChannelCF;
4628            map[3] = OMX_AUDIO_ChannelLFE;
4629            map[4] = OMX_AUDIO_ChannelLR;
4630            map[5] = OMX_AUDIO_ChannelRR;
4631            map[6] = OMX_AUDIO_ChannelLS;
4632            map[7] = OMX_AUDIO_ChannelRS;
4633            break;
4634        default:
4635            return -EINVAL;
4636    }
4637
4638    return OK;
4639}
4640
4641}  // namespace android
4642