OMXCodec.cpp revision ecdd39c5af016e2fa57cbfd837aa670b706dabd3 
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#include "include/AVCEncoder.h"
23#include "include/M4vH263Encoder.h"
24
25#include "include/ESDS.h"
26
27#include <binder/IServiceManager.h>
28#include <binder/MemoryDealer.h>
29#include <binder/ProcessState.h>
30#include <HardwareAPI.h>
31#include <media/stagefright/foundation/ADebug.h>
32#include <media/IMediaPlayerService.h>
33#include <media/stagefright/MediaBuffer.h>
34#include <media/stagefright/MediaBufferGroup.h>
35#include <media/stagefright/MediaDefs.h>
36#include <media/stagefright/MediaCodecList.h>
37#include <media/stagefright/MediaExtractor.h>
38#include <media/stagefright/MetaData.h>
39#include <media/stagefright/OMXCodec.h>
40#include <media/stagefright/Utils.h>
41#include <media/stagefright/SkipCutBuffer.h>
42#include <utils/Vector.h>
43
44#include <OMX_Audio.h>
45#include <OMX_Component.h>
46
47#include "include/avc_utils.h"
48
49namespace android {
50
51// Treat time out as an error if we have not received any output
52// buffers after 3 seconds.
53const static int64_t kBufferFilledEventTimeOutNs = 3000000000LL;
54
55// OMX Spec defines less than 50 color formats. If the query for
56// color format is executed for more than kMaxColorFormatSupported,
57// the query will fail to avoid looping forever.
58// 1000 is more than enough for us to tell whether the omx
59// component in question is buggy or not.
60const static uint32_t kMaxColorFormatSupported = 1000;
61
62#define FACTORY_CREATE_ENCODER(name) \
63static sp<MediaSource> Make##name(const sp<MediaSource> &source, const sp<MetaData> &meta) { \
64    return new name(source, meta); \
65}
66
67#define FACTORY_REF(name) { #name, Make##name },
68
69FACTORY_CREATE_ENCODER(AACEncoder)
70FACTORY_CREATE_ENCODER(AVCEncoder)
71FACTORY_CREATE_ENCODER(M4vH263Encoder)
72
73static sp<MediaSource> InstantiateSoftwareEncoder(
74        const char *name, const sp<MediaSource> &source,
75        const sp<MetaData> &meta) {
76    struct FactoryInfo {
77        const char *name;
78        sp<MediaSource> (*CreateFunc)(const sp<MediaSource> &, const sp<MetaData> &);
79    };
80
81    static const FactoryInfo kFactoryInfo[] = {
82        FACTORY_REF(AACEncoder)
83        FACTORY_REF(AVCEncoder)
84        FACTORY_REF(M4vH263Encoder)
85    };
86    for (size_t i = 0;
87         i < sizeof(kFactoryInfo) / sizeof(kFactoryInfo[0]); ++i) {
88        if (!strcmp(name, kFactoryInfo[i].name)) {
89            return (*kFactoryInfo[i].CreateFunc)(source, meta);
90        }
91    }
92
93    return NULL;
94}
95
96#undef FACTORY_CREATE_ENCODER
97#undef FACTORY_REF
98
99#define CODEC_LOGI(x, ...) ALOGI("[%s] "x, mComponentName, ##__VA_ARGS__)
100#define CODEC_LOGV(x, ...) ALOGV("[%s] "x, mComponentName, ##__VA_ARGS__)
101#define CODEC_LOGE(x, ...) ALOGE("[%s] "x, mComponentName, ##__VA_ARGS__)
102
103struct OMXCodecObserver : public BnOMXObserver {
104    OMXCodecObserver() {
105    }
106
107    void setCodec(const sp<OMXCodec> &target) {
108        mTarget = target;
109    }
110
111    // from IOMXObserver
112    virtual void onMessage(const omx_message &msg) {
113        sp<OMXCodec> codec = mTarget.promote();
114
115        if (codec.get() != NULL) {
116            Mutex::Autolock autoLock(codec->mLock);
117            codec->on_message(msg);
118            codec.clear();
119        }
120    }
121
122protected:
123    virtual ~OMXCodecObserver() {}
124
125private:
126    wp<OMXCodec> mTarget;
127
128    OMXCodecObserver(const OMXCodecObserver &);
129    OMXCodecObserver &operator=(const OMXCodecObserver &);
130};
131
132template<class T>
133static void InitOMXParams(T *params) {
134    params->nSize = sizeof(T);
135    params->nVersion.s.nVersionMajor = 1;
136    params->nVersion.s.nVersionMinor = 0;
137    params->nVersion.s.nRevision = 0;
138    params->nVersion.s.nStep = 0;
139}
140
141static bool IsSoftwareCodec(const char *componentName) {
142    if (!strncmp("OMX.google.", componentName, 11)) {
143        return true;
144    }
145
146    if (!strncmp("OMX.", componentName, 4)) {
147        return false;
148    }
149
150    return true;
151}
152
153// A sort order in which OMX software codecs are first, followed
154// by other (non-OMX) software codecs, followed by everything else.
155static int CompareSoftwareCodecsFirst(
156        const String8 *elem1, const String8 *elem2) {
157    bool isOMX1 = !strncmp(elem1->string(), "OMX.", 4);
158    bool isOMX2 = !strncmp(elem2->string(), "OMX.", 4);
159
160    bool isSoftwareCodec1 = IsSoftwareCodec(elem1->string());
161    bool isSoftwareCodec2 = IsSoftwareCodec(elem2->string());
162
163    if (isSoftwareCodec1) {
164        if (!isSoftwareCodec2) { return -1; }
165
166        if (isOMX1) {
167            if (isOMX2) { return 0; }
168
169            return -1;
170        } else {
171            if (isOMX2) { return 0; }
172
173            return 1;
174        }
175
176        return -1;
177    }
178
179    if (isSoftwareCodec2) {
180        return 1;
181    }
182
183    return 0;
184}
185
186// static
187void OMXCodec::findMatchingCodecs(
188        const char *mime,
189        bool createEncoder, const char *matchComponentName,
190        uint32_t flags,
191        Vector<String8> *matchingCodecs,
192        Vector<uint32_t> *matchingCodecQuirks) {
193    matchingCodecs->clear();
194
195    if (matchingCodecQuirks) {
196        matchingCodecQuirks->clear();
197    }
198
199    const MediaCodecList *list = MediaCodecList::getInstance();
200    if (list == NULL) {
201        return;
202    }
203
204    size_t index = 0;
205    for (;;) {
206        ssize_t matchIndex =
207            list->findCodecByType(mime, createEncoder, index);
208
209        if (matchIndex < 0) {
210            break;
211        }
212
213        index = matchIndex + 1;
214
215        const char *componentName = list->getCodecName(matchIndex);
216
217        // If a specific codec is requested, skip the non-matching ones.
218        if (matchComponentName && strcmp(componentName, matchComponentName)) {
219            continue;
220        }
221
222        // When requesting software-only codecs, only push software codecs
223        // When requesting hardware-only codecs, only push hardware codecs
224        // When there is request neither for software-only nor for
225        // hardware-only codecs, push all codecs
226        if (((flags & kSoftwareCodecsOnly) &&   IsSoftwareCodec(componentName)) ||
227            ((flags & kHardwareCodecsOnly) &&  !IsSoftwareCodec(componentName)) ||
228            (!(flags & (kSoftwareCodecsOnly | kHardwareCodecsOnly)))) {
229
230            matchingCodecs->push(String8(componentName));
231
232            if (matchingCodecQuirks) {
233                matchingCodecQuirks->push(getComponentQuirks(list, matchIndex));
234            }
235        }
236    }
237
238    if (flags & kPreferSoftwareCodecs) {
239        matchingCodecs->sort(CompareSoftwareCodecsFirst);
240    }
241}
242
243// static
244uint32_t OMXCodec::getComponentQuirks(
245        const MediaCodecList *list, size_t index) {
246    uint32_t quirks = 0;
247    if (list->codecHasQuirk(
248                index, "requires-allocate-on-input-ports")) {
249        quirks |= kRequiresAllocateBufferOnInputPorts;
250    }
251    if (list->codecHasQuirk(
252                index, "requires-allocate-on-output-ports")) {
253        quirks |= kRequiresAllocateBufferOnOutputPorts;
254    }
255    if (list->codecHasQuirk(
256                index, "output-buffers-are-unreadable")) {
257        quirks |= kOutputBuffersAreUnreadable;
258    }
259
260    return quirks;
261}
262
263// static
264bool OMXCodec::findCodecQuirks(const char *componentName, uint32_t *quirks) {
265    const MediaCodecList *list = MediaCodecList::getInstance();
266
267    if (list == NULL) {
268        return false;
269    }
270
271    ssize_t index = list->findCodecByName(componentName);
272
273    if (index < 0) {
274        return false;
275    }
276
277    *quirks = getComponentQuirks(list, index);
278
279    return true;
280}
281
282// static
283sp<MediaSource> OMXCodec::Create(
284        const sp<IOMX> &omx,
285        const sp<MetaData> &meta, bool createEncoder,
286        const sp<MediaSource> &source,
287        const char *matchComponentName,
288        uint32_t flags,
289        const sp<ANativeWindow> &nativeWindow) {
290    int32_t requiresSecureBuffers;
291    if (source->getFormat()->findInt32(
292                kKeyRequiresSecureBuffers,
293                &requiresSecureBuffers)
294            && requiresSecureBuffers) {
295        flags |= kIgnoreCodecSpecificData;
296        flags |= kUseSecureInputBuffers;
297    }
298
299    const char *mime;
300    bool success = meta->findCString(kKeyMIMEType, &mime);
301    CHECK(success);
302
303    Vector<String8> matchingCodecs;
304    Vector<uint32_t> matchingCodecQuirks;
305    findMatchingCodecs(
306            mime, createEncoder, matchComponentName, flags,
307            &matchingCodecs, &matchingCodecQuirks);
308
309    if (matchingCodecs.isEmpty()) {
310        return NULL;
311    }
312
313    sp<OMXCodecObserver> observer = new OMXCodecObserver;
314    IOMX::node_id node = 0;
315
316    for (size_t i = 0; i < matchingCodecs.size(); ++i) {
317        const char *componentNameBase = matchingCodecs[i].string();
318        uint32_t quirks = matchingCodecQuirks[i];
319        const char *componentName = componentNameBase;
320
321        AString tmp;
322        if (flags & kUseSecureInputBuffers) {
323            tmp = componentNameBase;
324            tmp.append(".secure");
325
326            componentName = tmp.c_str();
327        }
328
329        if (createEncoder) {
330            sp<MediaSource> softwareCodec =
331                InstantiateSoftwareEncoder(componentName, source, meta);
332
333            if (softwareCodec != NULL) {
334                ALOGV("Successfully allocated software codec '%s'", componentName);
335
336                return softwareCodec;
337            }
338        }
339
340        ALOGV("Attempting to allocate OMX node '%s'", componentName);
341
342        if (!createEncoder
343                && (quirks & kOutputBuffersAreUnreadable)
344                && (flags & kClientNeedsFramebuffer)) {
345            if (strncmp(componentName, "OMX.SEC.", 8)) {
346                // For OMX.SEC.* decoders we can enable a special mode that
347                // gives the client access to the framebuffer contents.
348
349                ALOGW("Component '%s' does not give the client access to "
350                     "the framebuffer contents. Skipping.",
351                     componentName);
352
353                continue;
354            }
355        }
356
357        status_t err = omx->allocateNode(componentName, observer, &node);
358        if (err == OK) {
359            ALOGV("Successfully allocated OMX node '%s'", componentName);
360
361            sp<OMXCodec> codec = new OMXCodec(
362                    omx, node, quirks, flags,
363                    createEncoder, mime, componentName,
364                    source, nativeWindow);
365
366            observer->setCodec(codec);
367
368            err = codec->configureCodec(meta);
369
370            if (err == OK) {
371                if (!strcmp("OMX.Nvidia.mpeg2v.decode", componentName)) {
372                    codec->mFlags |= kOnlySubmitOneInputBufferAtOneTime;
373                }
374
375                return codec;
376            }
377
378            ALOGV("Failed to configure codec '%s'", componentName);
379        }
380    }
381
382    return NULL;
383}
384
385status_t OMXCodec::parseAVCCodecSpecificData(
386        const void *data, size_t size,
387        unsigned *profile, unsigned *level) {
388    const uint8_t *ptr = (const uint8_t *)data;
389
390    // verify minimum size and configurationVersion == 1.
391    if (size < 7 || ptr[0] != 1) {
392        return ERROR_MALFORMED;
393    }
394
395    *profile = ptr[1];
396    *level = ptr[3];
397
398    // There is decodable content out there that fails the following
399    // assertion, let's be lenient for now...
400    // CHECK((ptr[4] >> 2) == 0x3f);  // reserved
401
402    size_t lengthSize = 1 + (ptr[4] & 3);
403
404    // commented out check below as H264_QVGA_500_NO_AUDIO.3gp
405    // violates it...
406    // CHECK((ptr[5] >> 5) == 7);  // reserved
407
408    size_t numSeqParameterSets = ptr[5] & 31;
409
410    ptr += 6;
411    size -= 6;
412
413    for (size_t i = 0; i < numSeqParameterSets; ++i) {
414        if (size < 2) {
415            return ERROR_MALFORMED;
416        }
417
418        size_t length = U16_AT(ptr);
419
420        ptr += 2;
421        size -= 2;
422
423        if (size < length) {
424            return ERROR_MALFORMED;
425        }
426
427        addCodecSpecificData(ptr, length);
428
429        ptr += length;
430        size -= length;
431    }
432
433    if (size < 1) {
434        return ERROR_MALFORMED;
435    }
436
437    size_t numPictureParameterSets = *ptr;
438    ++ptr;
439    --size;
440
441    for (size_t i = 0; i < numPictureParameterSets; ++i) {
442        if (size < 2) {
443            return ERROR_MALFORMED;
444        }
445
446        size_t length = U16_AT(ptr);
447
448        ptr += 2;
449        size -= 2;
450
451        if (size < length) {
452            return ERROR_MALFORMED;
453        }
454
455        addCodecSpecificData(ptr, length);
456
457        ptr += length;
458        size -= length;
459    }
460
461    return OK;
462}
463
464status_t OMXCodec::configureCodec(const sp<MetaData> &meta) {
465    ALOGV("configureCodec protected=%d",
466         (mFlags & kEnableGrallocUsageProtected) ? 1 : 0);
467
468    if (!(mFlags & kIgnoreCodecSpecificData)) {
469        uint32_t type;
470        const void *data;
471        size_t size;
472        if (meta->findData(kKeyESDS, &type, &data, &size)) {
473            ESDS esds((const char *)data, size);
474            CHECK_EQ(esds.InitCheck(), (status_t)OK);
475
476            const void *codec_specific_data;
477            size_t codec_specific_data_size;
478            esds.getCodecSpecificInfo(
479                    &codec_specific_data, &codec_specific_data_size);
480
481            addCodecSpecificData(
482                    codec_specific_data, codec_specific_data_size);
483        } else if (meta->findData(kKeyAVCC, &type, &data, &size)) {
484            // Parse the AVCDecoderConfigurationRecord
485
486            unsigned profile, level;
487            status_t err;
488            if ((err = parseAVCCodecSpecificData(
489                            data, size, &profile, &level)) != OK) {
490                ALOGE("Malformed AVC codec specific data.");
491                return err;
492            }
493
494            CODEC_LOGI(
495                    "AVC profile = %u (%s), level = %u",
496                    profile, AVCProfileToString(profile), level);
497        } else if (meta->findData(kKeyVorbisInfo, &type, &data, &size)) {
498            addCodecSpecificData(data, size);
499
500            CHECK(meta->findData(kKeyVorbisBooks, &type, &data, &size));
501            addCodecSpecificData(data, size);
502        }
503    }
504
505    int32_t bitRate = 0;
506    if (mIsEncoder) {
507        CHECK(meta->findInt32(kKeyBitRate, &bitRate));
508    }
509    if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_NB, mMIME)) {
510        setAMRFormat(false /* isWAMR */, bitRate);
511    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AMR_WB, mMIME)) {
512        setAMRFormat(true /* isWAMR */, bitRate);
513    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_AAC, mMIME)) {
514        int32_t numChannels, sampleRate;
515        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
516        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
517
518        int32_t isADTS;
519        if (!meta->findInt32(kKeyIsADTS, &isADTS)) {
520            isADTS = false;
521        }
522
523        status_t err = setAACFormat(numChannels, sampleRate, bitRate, isADTS);
524        if (err != OK) {
525            CODEC_LOGE("setAACFormat() failed (err = %d)", err);
526            return err;
527        }
528    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_ALAW, mMIME)
529            || !strcasecmp(MEDIA_MIMETYPE_AUDIO_G711_MLAW, mMIME)) {
530        // These are PCM-like formats with a fixed sample rate but
531        // a variable number of channels.
532
533        int32_t numChannels;
534        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
535
536        setG711Format(numChannels);
537    } else if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_RAW, mMIME)) {
538        CHECK(!mIsEncoder);
539
540        int32_t numChannels, sampleRate;
541        CHECK(meta->findInt32(kKeyChannelCount, &numChannels));
542        CHECK(meta->findInt32(kKeySampleRate, &sampleRate));
543
544        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
545    }
546
547    if (!strncasecmp(mMIME, "video/", 6)) {
548
549        if (mIsEncoder) {
550            setVideoInputFormat(mMIME, meta);
551        } else {
552            int32_t width, height;
553            bool success = meta->findInt32(kKeyWidth, &width);
554            success = success && meta->findInt32(kKeyHeight, &height);
555            CHECK(success);
556            status_t err = setVideoOutputFormat(
557                    mMIME, width, height);
558
559            if (err != OK) {
560                return err;
561            }
562        }
563    }
564
565    int32_t maxInputSize;
566    if (meta->findInt32(kKeyMaxInputSize, &maxInputSize)) {
567        setMinBufferSize(kPortIndexInput, (OMX_U32)maxInputSize);
568    }
569
570    initOutputFormat(meta);
571
572    if ((mFlags & kClientNeedsFramebuffer)
573            && !strncmp(mComponentName, "OMX.SEC.", 8)) {
574        OMX_INDEXTYPE index;
575
576        status_t err =
577            mOMX->getExtensionIndex(
578                    mNode,
579                    "OMX.SEC.index.ThumbnailMode",
580                    &index);
581
582        if (err != OK) {
583            return err;
584        }
585
586        OMX_BOOL enable = OMX_TRUE;
587        err = mOMX->setConfig(mNode, index, &enable, sizeof(enable));
588
589        if (err != OK) {
590            CODEC_LOGE("setConfig('OMX.SEC.index.ThumbnailMode') "
591                       "returned error 0x%08x", err);
592
593            return err;
594        }
595
596        mQuirks &= ~kOutputBuffersAreUnreadable;
597    }
598
599    if (mNativeWindow != NULL
600        && !mIsEncoder
601        && !strncasecmp(mMIME, "video/", 6)
602        && !strncmp(mComponentName, "OMX.", 4)) {
603        status_t err = initNativeWindow();
604        if (err != OK) {
605            return err;
606        }
607    }
608
609    return OK;
610}
611
612void OMXCodec::setMinBufferSize(OMX_U32 portIndex, OMX_U32 size) {
613    OMX_PARAM_PORTDEFINITIONTYPE def;
614    InitOMXParams(&def);
615    def.nPortIndex = portIndex;
616
617    status_t err = mOMX->getParameter(
618            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
619    CHECK_EQ(err, (status_t)OK);
620
621    if ((portIndex == kPortIndexInput && (mQuirks & kInputBufferSizesAreBogus))
622        || (def.nBufferSize < size)) {
623        def.nBufferSize = size;
624    }
625
626    err = mOMX->setParameter(
627            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
628    CHECK_EQ(err, (status_t)OK);
629
630    err = mOMX->getParameter(
631            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
632    CHECK_EQ(err, (status_t)OK);
633
634    // Make sure the setting actually stuck.
635    if (portIndex == kPortIndexInput
636            && (mQuirks & kInputBufferSizesAreBogus)) {
637        CHECK_EQ(def.nBufferSize, size);
638    } else {
639        CHECK(def.nBufferSize >= size);
640    }
641}
642
643status_t OMXCodec::setVideoPortFormatType(
644        OMX_U32 portIndex,
645        OMX_VIDEO_CODINGTYPE compressionFormat,
646        OMX_COLOR_FORMATTYPE colorFormat) {
647    OMX_VIDEO_PARAM_PORTFORMATTYPE format;
648    InitOMXParams(&format);
649    format.nPortIndex = portIndex;
650    format.nIndex = 0;
651    bool found = false;
652
653    OMX_U32 index = 0;
654    for (;;) {
655        format.nIndex = index;
656        status_t err = mOMX->getParameter(
657                mNode, OMX_IndexParamVideoPortFormat,
658                &format, sizeof(format));
659
660        if (err != OK) {
661            return err;
662        }
663
664        // The following assertion is violated by TI's video decoder.
665        // CHECK_EQ(format.nIndex, index);
666
667#if 1
668        CODEC_LOGV("portIndex: %ld, index: %ld, eCompressionFormat=%d eColorFormat=%d",
669             portIndex,
670             index, format.eCompressionFormat, format.eColorFormat);
671#endif
672
673        if (format.eCompressionFormat == compressionFormat
674                && format.eColorFormat == colorFormat) {
675            found = true;
676            break;
677        }
678
679        ++index;
680        if (index >= kMaxColorFormatSupported) {
681            CODEC_LOGE("color format %d or compression format %d is not supported",
682                colorFormat, compressionFormat);
683            return UNKNOWN_ERROR;
684        }
685    }
686
687    if (!found) {
688        return UNKNOWN_ERROR;
689    }
690
691    CODEC_LOGV("found a match.");
692    status_t err = mOMX->setParameter(
693            mNode, OMX_IndexParamVideoPortFormat,
694            &format, sizeof(format));
695
696    return err;
697}
698
699static size_t getFrameSize(
700        OMX_COLOR_FORMATTYPE colorFormat, int32_t width, int32_t height) {
701    switch (colorFormat) {
702        case OMX_COLOR_FormatYCbYCr:
703        case OMX_COLOR_FormatCbYCrY:
704            return width * height * 2;
705
706        case OMX_COLOR_FormatYUV420Planar:
707        case OMX_COLOR_FormatYUV420SemiPlanar:
708        case OMX_TI_COLOR_FormatYUV420PackedSemiPlanar:
709        /*
710        * FIXME: For the Opaque color format, the frame size does not
711        * need to be (w*h*3)/2. It just needs to
712        * be larger than certain minimum buffer size. However,
713        * currently, this opaque foramt has been tested only on
714        * YUV420 formats. If that is changed, then we need to revisit
715        * this part in the future
716        */
717        case OMX_COLOR_FormatAndroidOpaque:
718            return (width * height * 3) / 2;
719
720        default:
721            CHECK(!"Should not be here. Unsupported color format.");
722            break;
723    }
724}
725
726status_t OMXCodec::findTargetColorFormat(
727        const sp<MetaData>& meta, OMX_COLOR_FORMATTYPE *colorFormat) {
728    ALOGV("findTargetColorFormat");
729    CHECK(mIsEncoder);
730
731    *colorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
732    int32_t targetColorFormat;
733    if (meta->findInt32(kKeyColorFormat, &targetColorFormat)) {
734        *colorFormat = (OMX_COLOR_FORMATTYPE) targetColorFormat;
735    }
736
737    // Check whether the target color format is supported.
738    return isColorFormatSupported(*colorFormat, kPortIndexInput);
739}
740
741status_t OMXCodec::isColorFormatSupported(
742        OMX_COLOR_FORMATTYPE colorFormat, int portIndex) {
743    ALOGV("isColorFormatSupported: %d", static_cast<int>(colorFormat));
744
745    // Enumerate all the color formats supported by
746    // the omx component to see whether the given
747    // color format is supported.
748    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
749    InitOMXParams(&portFormat);
750    portFormat.nPortIndex = portIndex;
751    OMX_U32 index = 0;
752    portFormat.nIndex = index;
753    while (true) {
754        if (OMX_ErrorNone != mOMX->getParameter(
755                mNode, OMX_IndexParamVideoPortFormat,
756                &portFormat, sizeof(portFormat))) {
757            break;
758        }
759        // Make sure that omx component does not overwrite
760        // the incremented index (bug 2897413).
761        CHECK_EQ(index, portFormat.nIndex);
762        if (portFormat.eColorFormat == colorFormat) {
763            CODEC_LOGV("Found supported color format: %d", portFormat.eColorFormat);
764            return OK;  // colorFormat is supported!
765        }
766        ++index;
767        portFormat.nIndex = index;
768
769        if (index >= kMaxColorFormatSupported) {
770            CODEC_LOGE("More than %ld color formats are supported???", index);
771            break;
772        }
773    }
774
775    CODEC_LOGE("color format %d is not supported", colorFormat);
776    return UNKNOWN_ERROR;
777}
778
779void OMXCodec::setVideoInputFormat(
780        const char *mime, const sp<MetaData>& meta) {
781
782    int32_t width, height, frameRate, bitRate, stride, sliceHeight;
783    bool success = meta->findInt32(kKeyWidth, &width);
784    success = success && meta->findInt32(kKeyHeight, &height);
785    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
786    success = success && meta->findInt32(kKeyBitRate, &bitRate);
787    success = success && meta->findInt32(kKeyStride, &stride);
788    success = success && meta->findInt32(kKeySliceHeight, &sliceHeight);
789    CHECK(success);
790    CHECK(stride != 0);
791
792    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
793    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
794        compressionFormat = OMX_VIDEO_CodingAVC;
795    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
796        compressionFormat = OMX_VIDEO_CodingMPEG4;
797    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
798        compressionFormat = OMX_VIDEO_CodingH263;
799    } else {
800        ALOGE("Not a supported video mime type: %s", mime);
801        CHECK(!"Should not be here. Not a supported video mime type.");
802    }
803
804    OMX_COLOR_FORMATTYPE colorFormat;
805    CHECK_EQ((status_t)OK, findTargetColorFormat(meta, &colorFormat));
806
807    status_t err;
808    OMX_PARAM_PORTDEFINITIONTYPE def;
809    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
810
811    //////////////////////// Input port /////////////////////////
812    CHECK_EQ(setVideoPortFormatType(
813            kPortIndexInput, OMX_VIDEO_CodingUnused,
814            colorFormat), (status_t)OK);
815
816    InitOMXParams(&def);
817    def.nPortIndex = kPortIndexInput;
818
819    err = mOMX->getParameter(
820            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
821    CHECK_EQ(err, (status_t)OK);
822
823    def.nBufferSize = getFrameSize(colorFormat,
824            stride > 0? stride: -stride, sliceHeight);
825
826    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
827
828    video_def->nFrameWidth = width;
829    video_def->nFrameHeight = height;
830    video_def->nStride = stride;
831    video_def->nSliceHeight = sliceHeight;
832    video_def->xFramerate = (frameRate << 16);  // Q16 format
833    video_def->eCompressionFormat = OMX_VIDEO_CodingUnused;
834    video_def->eColorFormat = colorFormat;
835
836    err = mOMX->setParameter(
837            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
838    CHECK_EQ(err, (status_t)OK);
839
840    //////////////////////// Output port /////////////////////////
841    CHECK_EQ(setVideoPortFormatType(
842            kPortIndexOutput, compressionFormat, OMX_COLOR_FormatUnused),
843            (status_t)OK);
844    InitOMXParams(&def);
845    def.nPortIndex = kPortIndexOutput;
846
847    err = mOMX->getParameter(
848            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
849
850    CHECK_EQ(err, (status_t)OK);
851    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
852
853    video_def->nFrameWidth = width;
854    video_def->nFrameHeight = height;
855    video_def->xFramerate = 0;      // No need for output port
856    video_def->nBitrate = bitRate;  // Q16 format
857    video_def->eCompressionFormat = compressionFormat;
858    video_def->eColorFormat = OMX_COLOR_FormatUnused;
859    if (mQuirks & kRequiresLargerEncoderOutputBuffer) {
860        // Increases the output buffer size
861        def.nBufferSize = ((def.nBufferSize * 3) >> 1);
862    }
863
864    err = mOMX->setParameter(
865            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
866    CHECK_EQ(err, (status_t)OK);
867
868    /////////////////// Codec-specific ////////////////////////
869    switch (compressionFormat) {
870        case OMX_VIDEO_CodingMPEG4:
871        {
872            CHECK_EQ(setupMPEG4EncoderParameters(meta), (status_t)OK);
873            break;
874        }
875
876        case OMX_VIDEO_CodingH263:
877            CHECK_EQ(setupH263EncoderParameters(meta), (status_t)OK);
878            break;
879
880        case OMX_VIDEO_CodingAVC:
881        {
882            CHECK_EQ(setupAVCEncoderParameters(meta), (status_t)OK);
883            break;
884        }
885
886        default:
887            CHECK(!"Support for this compressionFormat to be implemented.");
888            break;
889    }
890}
891
892static OMX_U32 setPFramesSpacing(int32_t iFramesInterval, int32_t frameRate) {
893    if (iFramesInterval < 0) {
894        return 0xFFFFFFFF;
895    } else if (iFramesInterval == 0) {
896        return 0;
897    }
898    OMX_U32 ret = frameRate * iFramesInterval;
899    CHECK(ret > 1);
900    return ret;
901}
902
903status_t OMXCodec::setupErrorCorrectionParameters() {
904    OMX_VIDEO_PARAM_ERRORCORRECTIONTYPE errorCorrectionType;
905    InitOMXParams(&errorCorrectionType);
906    errorCorrectionType.nPortIndex = kPortIndexOutput;
907
908    status_t err = mOMX->getParameter(
909            mNode, OMX_IndexParamVideoErrorCorrection,
910            &errorCorrectionType, sizeof(errorCorrectionType));
911    if (err != OK) {
912        ALOGW("Error correction param query is not supported");
913        return OK;  // Optional feature. Ignore this failure
914    }
915
916    errorCorrectionType.bEnableHEC = OMX_FALSE;
917    errorCorrectionType.bEnableResync = OMX_TRUE;
918    errorCorrectionType.nResynchMarkerSpacing = 256;
919    errorCorrectionType.bEnableDataPartitioning = OMX_FALSE;
920    errorCorrectionType.bEnableRVLC = OMX_FALSE;
921
922    err = mOMX->setParameter(
923            mNode, OMX_IndexParamVideoErrorCorrection,
924            &errorCorrectionType, sizeof(errorCorrectionType));
925    if (err != OK) {
926        ALOGW("Error correction param configuration is not supported");
927    }
928
929    // Optional feature. Ignore the failure.
930    return OK;
931}
932
933status_t OMXCodec::setupBitRate(int32_t bitRate) {
934    OMX_VIDEO_PARAM_BITRATETYPE bitrateType;
935    InitOMXParams(&bitrateType);
936    bitrateType.nPortIndex = kPortIndexOutput;
937
938    status_t err = mOMX->getParameter(
939            mNode, OMX_IndexParamVideoBitrate,
940            &bitrateType, sizeof(bitrateType));
941    CHECK_EQ(err, (status_t)OK);
942
943    bitrateType.eControlRate = OMX_Video_ControlRateVariable;
944    bitrateType.nTargetBitrate = bitRate;
945
946    err = mOMX->setParameter(
947            mNode, OMX_IndexParamVideoBitrate,
948            &bitrateType, sizeof(bitrateType));
949    CHECK_EQ(err, (status_t)OK);
950    return OK;
951}
952
953status_t OMXCodec::getVideoProfileLevel(
954        const sp<MetaData>& meta,
955        const CodecProfileLevel& defaultProfileLevel,
956        CodecProfileLevel &profileLevel) {
957    CODEC_LOGV("Default profile: %ld, level %ld",
958            defaultProfileLevel.mProfile, defaultProfileLevel.mLevel);
959
960    // Are the default profile and level overwriten?
961    int32_t profile, level;
962    if (!meta->findInt32(kKeyVideoProfile, &profile)) {
963        profile = defaultProfileLevel.mProfile;
964    }
965    if (!meta->findInt32(kKeyVideoLevel, &level)) {
966        level = defaultProfileLevel.mLevel;
967    }
968    CODEC_LOGV("Target profile: %d, level: %d", profile, level);
969
970    // Are the target profile and level supported by the encoder?
971    OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
972    InitOMXParams(&param);
973    param.nPortIndex = kPortIndexOutput;
974    for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
975        status_t err = mOMX->getParameter(
976                mNode, OMX_IndexParamVideoProfileLevelQuerySupported,
977                &param, sizeof(param));
978
979        if (err != OK) break;
980
981        int32_t supportedProfile = static_cast<int32_t>(param.eProfile);
982        int32_t supportedLevel = static_cast<int32_t>(param.eLevel);
983        CODEC_LOGV("Supported profile: %d, level %d",
984            supportedProfile, supportedLevel);
985
986        if (profile == supportedProfile &&
987            level <= supportedLevel) {
988            // We can further check whether the level is a valid
989            // value; but we will leave that to the omx encoder component
990            // via OMX_SetParameter call.
991            profileLevel.mProfile = profile;
992            profileLevel.mLevel = level;
993            return OK;
994        }
995    }
996
997    CODEC_LOGE("Target profile (%d) and level (%d) is not supported",
998            profile, level);
999    return BAD_VALUE;
1000}
1001
1002status_t OMXCodec::setupH263EncoderParameters(const sp<MetaData>& meta) {
1003    int32_t iFramesInterval, frameRate, bitRate;
1004    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1005    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1006    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1007    CHECK(success);
1008    OMX_VIDEO_PARAM_H263TYPE h263type;
1009    InitOMXParams(&h263type);
1010    h263type.nPortIndex = kPortIndexOutput;
1011
1012    status_t err = mOMX->getParameter(
1013            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1014    CHECK_EQ(err, (status_t)OK);
1015
1016    h263type.nAllowedPictureTypes =
1017        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1018
1019    h263type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1020    if (h263type.nPFrames == 0) {
1021        h263type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1022    }
1023    h263type.nBFrames = 0;
1024
1025    // Check profile and level parameters
1026    CodecProfileLevel defaultProfileLevel, profileLevel;
1027    defaultProfileLevel.mProfile = h263type.eProfile;
1028    defaultProfileLevel.mLevel = h263type.eLevel;
1029    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1030    if (err != OK) return err;
1031    h263type.eProfile = static_cast<OMX_VIDEO_H263PROFILETYPE>(profileLevel.mProfile);
1032    h263type.eLevel = static_cast<OMX_VIDEO_H263LEVELTYPE>(profileLevel.mLevel);
1033
1034    h263type.bPLUSPTYPEAllowed = OMX_FALSE;
1035    h263type.bForceRoundingTypeToZero = OMX_FALSE;
1036    h263type.nPictureHeaderRepetition = 0;
1037    h263type.nGOBHeaderInterval = 0;
1038
1039    err = mOMX->setParameter(
1040            mNode, OMX_IndexParamVideoH263, &h263type, sizeof(h263type));
1041    CHECK_EQ(err, (status_t)OK);
1042
1043    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1044    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1045
1046    return OK;
1047}
1048
1049status_t OMXCodec::setupMPEG4EncoderParameters(const sp<MetaData>& meta) {
1050    int32_t iFramesInterval, frameRate, bitRate;
1051    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1052    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1053    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1054    CHECK(success);
1055    OMX_VIDEO_PARAM_MPEG4TYPE mpeg4type;
1056    InitOMXParams(&mpeg4type);
1057    mpeg4type.nPortIndex = kPortIndexOutput;
1058
1059    status_t err = mOMX->getParameter(
1060            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1061    CHECK_EQ(err, (status_t)OK);
1062
1063    mpeg4type.nSliceHeaderSpacing = 0;
1064    mpeg4type.bSVH = OMX_FALSE;
1065    mpeg4type.bGov = OMX_FALSE;
1066
1067    mpeg4type.nAllowedPictureTypes =
1068        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1069
1070    mpeg4type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1071    if (mpeg4type.nPFrames == 0) {
1072        mpeg4type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1073    }
1074    mpeg4type.nBFrames = 0;
1075    mpeg4type.nIDCVLCThreshold = 0;
1076    mpeg4type.bACPred = OMX_TRUE;
1077    mpeg4type.nMaxPacketSize = 256;
1078    mpeg4type.nTimeIncRes = 1000;
1079    mpeg4type.nHeaderExtension = 0;
1080    mpeg4type.bReversibleVLC = OMX_FALSE;
1081
1082    // Check profile and level parameters
1083    CodecProfileLevel defaultProfileLevel, profileLevel;
1084    defaultProfileLevel.mProfile = mpeg4type.eProfile;
1085    defaultProfileLevel.mLevel = mpeg4type.eLevel;
1086    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1087    if (err != OK) return err;
1088    mpeg4type.eProfile = static_cast<OMX_VIDEO_MPEG4PROFILETYPE>(profileLevel.mProfile);
1089    mpeg4type.eLevel = static_cast<OMX_VIDEO_MPEG4LEVELTYPE>(profileLevel.mLevel);
1090
1091    err = mOMX->setParameter(
1092            mNode, OMX_IndexParamVideoMpeg4, &mpeg4type, sizeof(mpeg4type));
1093    CHECK_EQ(err, (status_t)OK);
1094
1095    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1096    CHECK_EQ(setupErrorCorrectionParameters(), (status_t)OK);
1097
1098    return OK;
1099}
1100
1101status_t OMXCodec::setupAVCEncoderParameters(const sp<MetaData>& meta) {
1102    int32_t iFramesInterval, frameRate, bitRate;
1103    bool success = meta->findInt32(kKeyBitRate, &bitRate);
1104    success = success && meta->findInt32(kKeyFrameRate, &frameRate);
1105    success = success && meta->findInt32(kKeyIFramesInterval, &iFramesInterval);
1106    CHECK(success);
1107
1108    OMX_VIDEO_PARAM_AVCTYPE h264type;
1109    InitOMXParams(&h264type);
1110    h264type.nPortIndex = kPortIndexOutput;
1111
1112    status_t err = mOMX->getParameter(
1113            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1114    CHECK_EQ(err, (status_t)OK);
1115
1116    h264type.nAllowedPictureTypes =
1117        OMX_VIDEO_PictureTypeI | OMX_VIDEO_PictureTypeP;
1118
1119    // Check profile and level parameters
1120    CodecProfileLevel defaultProfileLevel, profileLevel;
1121    defaultProfileLevel.mProfile = h264type.eProfile;
1122    defaultProfileLevel.mLevel = h264type.eLevel;
1123    err = getVideoProfileLevel(meta, defaultProfileLevel, profileLevel);
1124    if (err != OK) return err;
1125    h264type.eProfile = static_cast<OMX_VIDEO_AVCPROFILETYPE>(profileLevel.mProfile);
1126    h264type.eLevel = static_cast<OMX_VIDEO_AVCLEVELTYPE>(profileLevel.mLevel);
1127
1128    // FIXME:
1129    // Remove the workaround after the work in done.
1130    if (!strncmp(mComponentName, "OMX.TI.DUCATI1", 14)) {
1131        h264type.eProfile = OMX_VIDEO_AVCProfileBaseline;
1132    }
1133
1134    if (h264type.eProfile == OMX_VIDEO_AVCProfileBaseline) {
1135        h264type.nSliceHeaderSpacing = 0;
1136        h264type.bUseHadamard = OMX_TRUE;
1137        h264type.nRefFrames = 1;
1138        h264type.nBFrames = 0;
1139        h264type.nPFrames = setPFramesSpacing(iFramesInterval, frameRate);
1140        if (h264type.nPFrames == 0) {
1141            h264type.nAllowedPictureTypes = OMX_VIDEO_PictureTypeI;
1142        }
1143        h264type.nRefIdx10ActiveMinus1 = 0;
1144        h264type.nRefIdx11ActiveMinus1 = 0;
1145        h264type.bEntropyCodingCABAC = OMX_FALSE;
1146        h264type.bWeightedPPrediction = OMX_FALSE;
1147        h264type.bconstIpred = OMX_FALSE;
1148        h264type.bDirect8x8Inference = OMX_FALSE;
1149        h264type.bDirectSpatialTemporal = OMX_FALSE;
1150        h264type.nCabacInitIdc = 0;
1151    }
1152
1153    if (h264type.nBFrames != 0) {
1154        h264type.nAllowedPictureTypes |= OMX_VIDEO_PictureTypeB;
1155    }
1156
1157    h264type.bEnableUEP = OMX_FALSE;
1158    h264type.bEnableFMO = OMX_FALSE;
1159    h264type.bEnableASO = OMX_FALSE;
1160    h264type.bEnableRS = OMX_FALSE;
1161    h264type.bFrameMBsOnly = OMX_TRUE;
1162    h264type.bMBAFF = OMX_FALSE;
1163    h264type.eLoopFilterMode = OMX_VIDEO_AVCLoopFilterEnable;
1164
1165    if (!strcasecmp("OMX.Nvidia.h264.encoder", mComponentName)) {
1166        h264type.eLevel = OMX_VIDEO_AVCLevelMax;
1167    }
1168
1169    err = mOMX->setParameter(
1170            mNode, OMX_IndexParamVideoAvc, &h264type, sizeof(h264type));
1171    CHECK_EQ(err, (status_t)OK);
1172
1173    CHECK_EQ(setupBitRate(bitRate), (status_t)OK);
1174
1175    return OK;
1176}
1177
1178status_t OMXCodec::setVideoOutputFormat(
1179        const char *mime, OMX_U32 width, OMX_U32 height) {
1180    CODEC_LOGV("setVideoOutputFormat width=%ld, height=%ld", width, height);
1181
1182    OMX_VIDEO_CODINGTYPE compressionFormat = OMX_VIDEO_CodingUnused;
1183    if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mime)) {
1184        compressionFormat = OMX_VIDEO_CodingAVC;
1185    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG4, mime)) {
1186        compressionFormat = OMX_VIDEO_CodingMPEG4;
1187    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_H263, mime)) {
1188        compressionFormat = OMX_VIDEO_CodingH263;
1189    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_VPX, mime)) {
1190        compressionFormat = OMX_VIDEO_CodingVPX;
1191    } else if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_MPEG2, mime)) {
1192        compressionFormat = OMX_VIDEO_CodingMPEG2;
1193    } else {
1194        ALOGE("Not a supported video mime type: %s", mime);
1195        CHECK(!"Should not be here. Not a supported video mime type.");
1196    }
1197
1198    status_t err = setVideoPortFormatType(
1199            kPortIndexInput, compressionFormat, OMX_COLOR_FormatUnused);
1200
1201    if (err != OK) {
1202        return err;
1203    }
1204
1205#if 1
1206    {
1207        OMX_VIDEO_PARAM_PORTFORMATTYPE format;
1208        InitOMXParams(&format);
1209        format.nPortIndex = kPortIndexOutput;
1210        format.nIndex = 0;
1211
1212        status_t err = mOMX->getParameter(
1213                mNode, OMX_IndexParamVideoPortFormat,
1214                &format, sizeof(format));
1215        CHECK_EQ(err, (status_t)OK);
1216        CHECK_EQ((int)format.eCompressionFormat, (int)OMX_VIDEO_CodingUnused);
1217
1218        CHECK(format.eColorFormat == OMX_COLOR_FormatYUV420Planar
1219               || format.eColorFormat == OMX_COLOR_FormatYUV420SemiPlanar
1220               || format.eColorFormat == OMX_COLOR_FormatCbYCrY
1221               || format.eColorFormat == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar
1222               || format.eColorFormat == OMX_QCOM_COLOR_FormatYVU420SemiPlanar);
1223
1224        err = mOMX->setParameter(
1225                mNode, OMX_IndexParamVideoPortFormat,
1226                &format, sizeof(format));
1227
1228        if (err != OK) {
1229            return err;
1230        }
1231    }
1232#endif
1233
1234    OMX_PARAM_PORTDEFINITIONTYPE def;
1235    InitOMXParams(&def);
1236    def.nPortIndex = kPortIndexInput;
1237
1238    OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
1239
1240    err = mOMX->getParameter(
1241            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1242
1243    CHECK_EQ(err, (status_t)OK);
1244
1245#if 1
1246    // XXX Need a (much) better heuristic to compute input buffer sizes.
1247    const size_t X = 64 * 1024;
1248    if (def.nBufferSize < X) {
1249        def.nBufferSize = X;
1250    }
1251#endif
1252
1253    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1254
1255    video_def->nFrameWidth = width;
1256    video_def->nFrameHeight = height;
1257
1258    video_def->eCompressionFormat = compressionFormat;
1259    video_def->eColorFormat = OMX_COLOR_FormatUnused;
1260
1261    err = mOMX->setParameter(
1262            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1263
1264    if (err != OK) {
1265        return err;
1266    }
1267
1268    ////////////////////////////////////////////////////////////////////////////
1269
1270    InitOMXParams(&def);
1271    def.nPortIndex = kPortIndexOutput;
1272
1273    err = mOMX->getParameter(
1274            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1275    CHECK_EQ(err, (status_t)OK);
1276    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainVideo);
1277
1278#if 0
1279    def.nBufferSize =
1280        (((width + 15) & -16) * ((height + 15) & -16) * 3) / 2;  // YUV420
1281#endif
1282
1283    video_def->nFrameWidth = width;
1284    video_def->nFrameHeight = height;
1285
1286    err = mOMX->setParameter(
1287            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1288
1289    return err;
1290}
1291
1292OMXCodec::OMXCodec(
1293        const sp<IOMX> &omx, IOMX::node_id node,
1294        uint32_t quirks, uint32_t flags,
1295        bool isEncoder,
1296        const char *mime,
1297        const char *componentName,
1298        const sp<MediaSource> &source,
1299        const sp<ANativeWindow> &nativeWindow)
1300    : mOMX(omx),
1301      mOMXLivesLocally(omx->livesLocally(node, getpid())),
1302      mNode(node),
1303      mQuirks(quirks),
1304      mFlags(flags),
1305      mIsEncoder(isEncoder),
1306      mIsVideo(!strncasecmp("video/", mime, 6)),
1307      mMIME(strdup(mime)),
1308      mComponentName(strdup(componentName)),
1309      mSource(source),
1310      mCodecSpecificDataIndex(0),
1311      mState(LOADED),
1312      mInitialBufferSubmit(true),
1313      mSignalledEOS(false),
1314      mNoMoreOutputData(false),
1315      mOutputPortSettingsHaveChanged(false),
1316      mSeekTimeUs(-1),
1317      mSeekMode(ReadOptions::SEEK_CLOSEST_SYNC),
1318      mTargetTimeUs(-1),
1319      mOutputPortSettingsChangedPending(false),
1320      mSkipCutBuffer(NULL),
1321      mLeftOverBuffer(NULL),
1322      mPaused(false),
1323      mNativeWindow(
1324              (!strncmp(componentName, "OMX.google.", 11)
1325              || !strcmp(componentName, "OMX.Nvidia.mpeg2v.decode"))
1326                        ? NULL : nativeWindow) {
1327    mPortStatus[kPortIndexInput] = ENABLED;
1328    mPortStatus[kPortIndexOutput] = ENABLED;
1329
1330    setComponentRole();
1331}
1332
1333// static
1334void OMXCodec::setComponentRole(
1335        const sp<IOMX> &omx, IOMX::node_id node, bool isEncoder,
1336        const char *mime) {
1337    struct MimeToRole {
1338        const char *mime;
1339        const char *decoderRole;
1340        const char *encoderRole;
1341    };
1342
1343    static const MimeToRole kMimeToRole[] = {
1344        { MEDIA_MIMETYPE_AUDIO_MPEG,
1345            "audio_decoder.mp3", "audio_encoder.mp3" },
1346        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_I,
1347            "audio_decoder.mp1", "audio_encoder.mp1" },
1348        { MEDIA_MIMETYPE_AUDIO_MPEG_LAYER_II,
1349            "audio_decoder.mp2", "audio_encoder.mp2" },
1350        { MEDIA_MIMETYPE_AUDIO_AMR_NB,
1351            "audio_decoder.amrnb", "audio_encoder.amrnb" },
1352        { MEDIA_MIMETYPE_AUDIO_AMR_WB,
1353            "audio_decoder.amrwb", "audio_encoder.amrwb" },
1354        { MEDIA_MIMETYPE_AUDIO_AAC,
1355            "audio_decoder.aac", "audio_encoder.aac" },
1356        { MEDIA_MIMETYPE_AUDIO_VORBIS,
1357            "audio_decoder.vorbis", "audio_encoder.vorbis" },
1358        { MEDIA_MIMETYPE_AUDIO_G711_MLAW,
1359            "audio_decoder.g711mlaw", "audio_encoder.g711mlaw" },
1360        { MEDIA_MIMETYPE_AUDIO_G711_ALAW,
1361            "audio_decoder.g711alaw", "audio_encoder.g711alaw" },
1362        { MEDIA_MIMETYPE_VIDEO_AVC,
1363            "video_decoder.avc", "video_encoder.avc" },
1364        { MEDIA_MIMETYPE_VIDEO_MPEG4,
1365            "video_decoder.mpeg4", "video_encoder.mpeg4" },
1366        { MEDIA_MIMETYPE_VIDEO_H263,
1367            "video_decoder.h263", "video_encoder.h263" },
1368        { MEDIA_MIMETYPE_VIDEO_VPX,
1369            "video_decoder.vpx", "video_encoder.vpx" },
1370        { MEDIA_MIMETYPE_AUDIO_RAW,
1371            "audio_decoder.raw", "audio_encoder.raw" },
1372    };
1373
1374    static const size_t kNumMimeToRole =
1375        sizeof(kMimeToRole) / sizeof(kMimeToRole[0]);
1376
1377    size_t i;
1378    for (i = 0; i < kNumMimeToRole; ++i) {
1379        if (!strcasecmp(mime, kMimeToRole[i].mime)) {
1380            break;
1381        }
1382    }
1383
1384    if (i == kNumMimeToRole) {
1385        return;
1386    }
1387
1388    const char *role =
1389        isEncoder ? kMimeToRole[i].encoderRole
1390                  : kMimeToRole[i].decoderRole;
1391
1392    if (role != NULL) {
1393        OMX_PARAM_COMPONENTROLETYPE roleParams;
1394        InitOMXParams(&roleParams);
1395
1396        strncpy((char *)roleParams.cRole,
1397                role, OMX_MAX_STRINGNAME_SIZE - 1);
1398
1399        roleParams.cRole[OMX_MAX_STRINGNAME_SIZE - 1] = '\0';
1400
1401        status_t err = omx->setParameter(
1402                node, OMX_IndexParamStandardComponentRole,
1403                &roleParams, sizeof(roleParams));
1404
1405        if (err != OK) {
1406            ALOGW("Failed to set standard component role '%s'.", role);
1407        }
1408    }
1409}
1410
1411void OMXCodec::setComponentRole() {
1412    setComponentRole(mOMX, mNode, mIsEncoder, mMIME);
1413}
1414
1415OMXCodec::~OMXCodec() {
1416    mSource.clear();
1417
1418    CHECK(mState == LOADED || mState == ERROR || mState == LOADED_TO_IDLE);
1419
1420    status_t err = mOMX->freeNode(mNode);
1421    CHECK_EQ(err, (status_t)OK);
1422
1423    mNode = NULL;
1424    setState(DEAD);
1425
1426    clearCodecSpecificData();
1427
1428    free(mComponentName);
1429    mComponentName = NULL;
1430
1431    free(mMIME);
1432    mMIME = NULL;
1433
1434    delete mSkipCutBuffer;
1435    mSkipCutBuffer = NULL;
1436}
1437
1438status_t OMXCodec::init() {
1439    // mLock is held.
1440
1441    CHECK_EQ((int)mState, (int)LOADED);
1442
1443    status_t err;
1444    if (!(mQuirks & kRequiresLoadedToIdleAfterAllocation)) {
1445        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1446        CHECK_EQ(err, (status_t)OK);
1447        setState(LOADED_TO_IDLE);
1448    }
1449
1450    err = allocateBuffers();
1451    if (err != (status_t)OK) {
1452        return err;
1453    }
1454
1455    if (mQuirks & kRequiresLoadedToIdleAfterAllocation) {
1456        err = mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
1457        CHECK_EQ(err, (status_t)OK);
1458
1459        setState(LOADED_TO_IDLE);
1460    }
1461
1462    while (mState != EXECUTING && mState != ERROR) {
1463        mAsyncCompletion.wait(mLock);
1464    }
1465
1466    return mState == ERROR ? UNKNOWN_ERROR : OK;
1467}
1468
1469// static
1470bool OMXCodec::isIntermediateState(State state) {
1471    return state == LOADED_TO_IDLE
1472        || state == IDLE_TO_EXECUTING
1473        || state == EXECUTING_TO_IDLE
1474        || state == IDLE_TO_LOADED
1475        || state == RECONFIGURING;
1476}
1477
1478status_t OMXCodec::allocateBuffers() {
1479    status_t err = allocateBuffersOnPort(kPortIndexInput);
1480
1481    if (err != OK) {
1482        return err;
1483    }
1484
1485    return allocateBuffersOnPort(kPortIndexOutput);
1486}
1487
1488status_t OMXCodec::allocateBuffersOnPort(OMX_U32 portIndex) {
1489    if (mNativeWindow != NULL && portIndex == kPortIndexOutput) {
1490        return allocateOutputBuffersFromNativeWindow();
1491    }
1492
1493    if ((mFlags & kEnableGrallocUsageProtected) && portIndex == kPortIndexOutput) {
1494        ALOGE("protected output buffers must be stent to an ANativeWindow");
1495        return PERMISSION_DENIED;
1496    }
1497
1498    status_t err = OK;
1499    if ((mFlags & kStoreMetaDataInVideoBuffers)
1500            && portIndex == kPortIndexInput) {
1501        err = mOMX->storeMetaDataInBuffers(mNode, kPortIndexInput, OMX_TRUE);
1502        if (err != OK) {
1503            ALOGE("Storing meta data in video buffers is not supported");
1504            return err;
1505        }
1506    }
1507
1508    OMX_PARAM_PORTDEFINITIONTYPE def;
1509    InitOMXParams(&def);
1510    def.nPortIndex = portIndex;
1511
1512    err = mOMX->getParameter(
1513            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1514
1515    if (err != OK) {
1516        return err;
1517    }
1518
1519    CODEC_LOGV("allocating %lu buffers of size %lu on %s port",
1520            def.nBufferCountActual, def.nBufferSize,
1521            portIndex == kPortIndexInput ? "input" : "output");
1522
1523    size_t totalSize = def.nBufferCountActual * def.nBufferSize;
1524    mDealer[portIndex] = new MemoryDealer(totalSize, "OMXCodec");
1525
1526    for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
1527        sp<IMemory> mem = mDealer[portIndex]->allocate(def.nBufferSize);
1528        CHECK(mem.get() != NULL);
1529
1530        BufferInfo info;
1531        info.mData = NULL;
1532        info.mSize = def.nBufferSize;
1533
1534        IOMX::buffer_id buffer;
1535        if (portIndex == kPortIndexInput
1536                && ((mQuirks & kRequiresAllocateBufferOnInputPorts)
1537                    || (mFlags & kUseSecureInputBuffers))) {
1538            if (mOMXLivesLocally) {
1539                mem.clear();
1540
1541                err = mOMX->allocateBuffer(
1542                        mNode, portIndex, def.nBufferSize, &buffer,
1543                        &info.mData);
1544            } else {
1545                err = mOMX->allocateBufferWithBackup(
1546                        mNode, portIndex, mem, &buffer);
1547            }
1548        } else if (portIndex == kPortIndexOutput
1549                && (mQuirks & kRequiresAllocateBufferOnOutputPorts)) {
1550            if (mOMXLivesLocally) {
1551                mem.clear();
1552
1553                err = mOMX->allocateBuffer(
1554                        mNode, portIndex, def.nBufferSize, &buffer,
1555                        &info.mData);
1556            } else {
1557                err = mOMX->allocateBufferWithBackup(
1558                        mNode, portIndex, mem, &buffer);
1559            }
1560        } else {
1561            err = mOMX->useBuffer(mNode, portIndex, mem, &buffer);
1562        }
1563
1564        if (err != OK) {
1565            ALOGE("allocate_buffer_with_backup failed");
1566            return err;
1567        }
1568
1569        if (mem != NULL) {
1570            info.mData = mem->pointer();
1571        }
1572
1573        info.mBuffer = buffer;
1574        info.mStatus = OWNED_BY_US;
1575        info.mMem = mem;
1576        info.mMediaBuffer = NULL;
1577
1578        if (portIndex == kPortIndexOutput) {
1579            if (!(mOMXLivesLocally
1580                        && (mQuirks & kRequiresAllocateBufferOnOutputPorts)
1581                        && (mQuirks & kDefersOutputBufferAllocation))) {
1582                // If the node does not fill in the buffer ptr at this time,
1583                // we will defer creating the MediaBuffer until receiving
1584                // the first FILL_BUFFER_DONE notification instead.
1585                info.mMediaBuffer = new MediaBuffer(info.mData, info.mSize);
1586                info.mMediaBuffer->setObserver(this);
1587            }
1588        }
1589
1590        mPortBuffers[portIndex].push(info);
1591
1592        CODEC_LOGV("allocated buffer %p on %s port", buffer,
1593             portIndex == kPortIndexInput ? "input" : "output");
1594    }
1595
1596    if (portIndex == kPortIndexOutput) {
1597
1598        sp<MetaData> meta = mSource->getFormat();
1599        int32_t delay = 0;
1600        if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
1601            delay = 0;
1602        }
1603        int32_t padding = 0;
1604        if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
1605            padding = 0;
1606        }
1607        int32_t numchannels = 0;
1608        if (delay + padding) {
1609            if (meta->findInt32(kKeyChannelCount, &numchannels)) {
1610                size_t frameSize = numchannels * sizeof(int16_t);
1611                if (mSkipCutBuffer) {
1612                    size_t prevbuffersize = mSkipCutBuffer->size();
1613                    if (prevbuffersize != 0) {
1614                        ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
1615                    }
1616                    delete mSkipCutBuffer;
1617                }
1618                mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
1619            }
1620        }
1621    }
1622
1623    // dumpPortStatus(portIndex);
1624
1625    if (portIndex == kPortIndexInput && (mFlags & kUseSecureInputBuffers)) {
1626        Vector<MediaBuffer *> buffers;
1627        for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1628            const BufferInfo &info = mPortBuffers[kPortIndexInput].itemAt(i);
1629
1630            MediaBuffer *mbuf = new MediaBuffer(info.mData, info.mSize);
1631            buffers.push(mbuf);
1632        }
1633
1634        status_t err = mSource->setBuffers(buffers);
1635
1636        if (err != OK) {
1637            for (size_t i = 0; i < def.nBufferCountActual; ++i) {
1638                buffers.editItemAt(i)->release();
1639            }
1640            buffers.clear();
1641
1642            CODEC_LOGE(
1643                    "Codec requested to use secure input buffers but "
1644                    "upstream source didn't support that.");
1645
1646            return err;
1647        }
1648    }
1649
1650    return OK;
1651}
1652
1653status_t OMXCodec::applyRotation() {
1654    sp<MetaData> meta = mSource->getFormat();
1655
1656    int32_t rotationDegrees;
1657    if (!meta->findInt32(kKeyRotation, &rotationDegrees)) {
1658        rotationDegrees = 0;
1659    }
1660
1661    uint32_t transform;
1662    switch (rotationDegrees) {
1663        case 0: transform = 0; break;
1664        case 90: transform = HAL_TRANSFORM_ROT_90; break;
1665        case 180: transform = HAL_TRANSFORM_ROT_180; break;
1666        case 270: transform = HAL_TRANSFORM_ROT_270; break;
1667        default: transform = 0; break;
1668    }
1669
1670    status_t err = OK;
1671
1672    if (transform) {
1673        err = native_window_set_buffers_transform(
1674                mNativeWindow.get(), transform);
1675    }
1676
1677    return err;
1678}
1679
1680status_t OMXCodec::allocateOutputBuffersFromNativeWindow() {
1681    // Get the number of buffers needed.
1682    OMX_PARAM_PORTDEFINITIONTYPE def;
1683    InitOMXParams(&def);
1684    def.nPortIndex = kPortIndexOutput;
1685
1686    status_t err = mOMX->getParameter(
1687            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1688    if (err != OK) {
1689        return err;
1690    }
1691
1692    err = native_window_set_scaling_mode(mNativeWindow.get(),
1693            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1694
1695    if (err != OK) {
1696        return err;
1697    }
1698
1699    err = native_window_set_buffers_geometry(
1700            mNativeWindow.get(),
1701            def.format.video.nFrameWidth,
1702            def.format.video.nFrameHeight,
1703            def.format.video.eColorFormat);
1704
1705    if (err != 0) {
1706        ALOGE("native_window_set_buffers_geometry failed: %s (%d)",
1707                strerror(-err), -err);
1708        return err;
1709    }
1710
1711    err = applyRotation();
1712    if (err != OK) {
1713        return err;
1714    }
1715
1716    // Set up the native window.
1717    OMX_U32 usage = 0;
1718    err = mOMX->getGraphicBufferUsage(mNode, kPortIndexOutput, &usage);
1719    if (err != 0) {
1720        ALOGW("querying usage flags from OMX IL component failed: %d", err);
1721        // XXX: Currently this error is logged, but not fatal.
1722        usage = 0;
1723    }
1724    if (mFlags & kEnableGrallocUsageProtected) {
1725        usage |= GRALLOC_USAGE_PROTECTED;
1726    }
1727
1728    // Make sure to check whether either Stagefright or the video decoder
1729    // requested protected buffers.
1730    if (usage & GRALLOC_USAGE_PROTECTED) {
1731        // Verify that the ANativeWindow sends images directly to
1732        // SurfaceFlinger.
1733        int queuesToNativeWindow = 0;
1734        err = mNativeWindow->query(
1735                mNativeWindow.get(), NATIVE_WINDOW_QUEUES_TO_WINDOW_COMPOSER,
1736                &queuesToNativeWindow);
1737        if (err != 0) {
1738            ALOGE("error authenticating native window: %d", err);
1739            return err;
1740        }
1741        if (queuesToNativeWindow != 1) {
1742            ALOGE("native window could not be authenticated");
1743            return PERMISSION_DENIED;
1744        }
1745    }
1746
1747    ALOGV("native_window_set_usage usage=0x%lx", usage);
1748    err = native_window_set_usage(
1749            mNativeWindow.get(), usage | GRALLOC_USAGE_HW_TEXTURE | GRALLOC_USAGE_EXTERNAL_DISP);
1750    if (err != 0) {
1751        ALOGE("native_window_set_usage failed: %s (%d)", strerror(-err), -err);
1752        return err;
1753    }
1754
1755    int minUndequeuedBufs = 0;
1756    err = mNativeWindow->query(mNativeWindow.get(),
1757            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1758    if (err != 0) {
1759        ALOGE("NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS query failed: %s (%d)",
1760                strerror(-err), -err);
1761        return err;
1762    }
1763
1764    // XXX: Is this the right logic to use?  It's not clear to me what the OMX
1765    // buffer counts refer to - how do they account for the renderer holding on
1766    // to buffers?
1767    if (def.nBufferCountActual < def.nBufferCountMin + minUndequeuedBufs) {
1768        OMX_U32 newBufferCount = def.nBufferCountMin + minUndequeuedBufs;
1769        def.nBufferCountActual = newBufferCount;
1770        err = mOMX->setParameter(
1771                mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
1772        if (err != OK) {
1773            CODEC_LOGE("setting nBufferCountActual to %lu failed: %d",
1774                    newBufferCount, err);
1775            return err;
1776        }
1777    }
1778
1779    err = native_window_set_buffer_count(
1780            mNativeWindow.get(), def.nBufferCountActual);
1781    if (err != 0) {
1782        ALOGE("native_window_set_buffer_count failed: %s (%d)", strerror(-err),
1783                -err);
1784        return err;
1785    }
1786
1787    CODEC_LOGV("allocating %lu buffers from a native window of size %lu on "
1788            "output port", def.nBufferCountActual, def.nBufferSize);
1789
1790    // Dequeue buffers and send them to OMX
1791    for (OMX_U32 i = 0; i < def.nBufferCountActual; i++) {
1792        ANativeWindowBuffer* buf;
1793        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1794        if (err != 0) {
1795            ALOGE("dequeueBuffer failed: %s (%d)", strerror(-err), -err);
1796            break;
1797        }
1798
1799        sp<GraphicBuffer> graphicBuffer(new GraphicBuffer(buf, false));
1800        BufferInfo info;
1801        info.mData = NULL;
1802        info.mSize = def.nBufferSize;
1803        info.mStatus = OWNED_BY_US;
1804        info.mMem = NULL;
1805        info.mMediaBuffer = new MediaBuffer(graphicBuffer);
1806        info.mMediaBuffer->setObserver(this);
1807        mPortBuffers[kPortIndexOutput].push(info);
1808
1809        IOMX::buffer_id bufferId;
1810        err = mOMX->useGraphicBuffer(mNode, kPortIndexOutput, graphicBuffer,
1811                &bufferId);
1812        if (err != 0) {
1813            CODEC_LOGE("registering GraphicBuffer with OMX IL component "
1814                    "failed: %d", err);
1815            break;
1816        }
1817
1818        mPortBuffers[kPortIndexOutput].editItemAt(i).mBuffer = bufferId;
1819
1820        CODEC_LOGV("registered graphic buffer with ID %p (pointer = %p)",
1821                bufferId, graphicBuffer.get());
1822    }
1823
1824    OMX_U32 cancelStart;
1825    OMX_U32 cancelEnd;
1826    if (err != 0) {
1827        // If an error occurred while dequeuing we need to cancel any buffers
1828        // that were dequeued.
1829        cancelStart = 0;
1830        cancelEnd = mPortBuffers[kPortIndexOutput].size();
1831    } else {
1832        // Return the last two buffers to the native window.
1833        cancelStart = def.nBufferCountActual - minUndequeuedBufs;
1834        cancelEnd = def.nBufferCountActual;
1835    }
1836
1837    for (OMX_U32 i = cancelStart; i < cancelEnd; i++) {
1838        BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(i);
1839        cancelBufferToNativeWindow(info);
1840    }
1841
1842    return err;
1843}
1844
1845status_t OMXCodec::cancelBufferToNativeWindow(BufferInfo *info) {
1846    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
1847    CODEC_LOGV("Calling cancelBuffer on buffer %p", info->mBuffer);
1848    int err = mNativeWindow->cancelBuffer(
1849        mNativeWindow.get(), info->mMediaBuffer->graphicBuffer().get());
1850    if (err != 0) {
1851      CODEC_LOGE("cancelBuffer failed w/ error 0x%08x", err);
1852
1853      setState(ERROR);
1854      return err;
1855    }
1856    info->mStatus = OWNED_BY_NATIVE_WINDOW;
1857    return OK;
1858}
1859
1860OMXCodec::BufferInfo* OMXCodec::dequeueBufferFromNativeWindow() {
1861    // Dequeue the next buffer from the native window.
1862    ANativeWindowBuffer* buf;
1863    int err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &buf);
1864    if (err != 0) {
1865      CODEC_LOGE("dequeueBuffer failed w/ error 0x%08x", err);
1866
1867      setState(ERROR);
1868      return 0;
1869    }
1870
1871    // Determine which buffer we just dequeued.
1872    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
1873    BufferInfo *bufInfo = 0;
1874    for (size_t i = 0; i < buffers->size(); i++) {
1875      sp<GraphicBuffer> graphicBuffer = buffers->itemAt(i).
1876          mMediaBuffer->graphicBuffer();
1877      if (graphicBuffer->handle == buf->handle) {
1878        bufInfo = &buffers->editItemAt(i);
1879        break;
1880      }
1881    }
1882
1883    if (bufInfo == 0) {
1884        CODEC_LOGE("dequeued unrecognized buffer: %p", buf);
1885
1886        setState(ERROR);
1887        return 0;
1888    }
1889
1890    // The native window no longer owns the buffer.
1891    CHECK_EQ((int)bufInfo->mStatus, (int)OWNED_BY_NATIVE_WINDOW);
1892    bufInfo->mStatus = OWNED_BY_US;
1893
1894    return bufInfo;
1895}
1896
1897status_t OMXCodec::pushBlankBuffersToNativeWindow() {
1898    status_t err = NO_ERROR;
1899    ANativeWindowBuffer* anb = NULL;
1900    int numBufs = 0;
1901    int minUndequeuedBufs = 0;
1902
1903    // We need to reconnect to the ANativeWindow as a CPU client to ensure that
1904    // no frames get dropped by SurfaceFlinger assuming that these are video
1905    // frames.
1906    err = native_window_api_disconnect(mNativeWindow.get(),
1907            NATIVE_WINDOW_API_MEDIA);
1908    if (err != NO_ERROR) {
1909        ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
1910                strerror(-err), -err);
1911        return err;
1912    }
1913
1914    err = native_window_api_connect(mNativeWindow.get(),
1915            NATIVE_WINDOW_API_CPU);
1916    if (err != NO_ERROR) {
1917        ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
1918                strerror(-err), -err);
1919        return err;
1920    }
1921
1922    err = native_window_set_scaling_mode(mNativeWindow.get(),
1923            NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW);
1924    if (err != NO_ERROR) {
1925        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1926                strerror(-err), -err);
1927        goto error;
1928    }
1929
1930    err = native_window_set_buffers_geometry(mNativeWindow.get(), 1, 1,
1931            HAL_PIXEL_FORMAT_RGBX_8888);
1932    if (err != NO_ERROR) {
1933        ALOGE("error pushing blank frames: set_buffers_geometry failed: %s (%d)",
1934                strerror(-err), -err);
1935        goto error;
1936    }
1937
1938    err = native_window_set_usage(mNativeWindow.get(),
1939            GRALLOC_USAGE_SW_WRITE_OFTEN);
1940    if (err != NO_ERROR) {
1941        ALOGE("error pushing blank frames: set_usage failed: %s (%d)",
1942                strerror(-err), -err);
1943        goto error;
1944    }
1945
1946    err = mNativeWindow->query(mNativeWindow.get(),
1947            NATIVE_WINDOW_MIN_UNDEQUEUED_BUFFERS, &minUndequeuedBufs);
1948    if (err != NO_ERROR) {
1949        ALOGE("error pushing blank frames: MIN_UNDEQUEUED_BUFFERS query "
1950                "failed: %s (%d)", strerror(-err), -err);
1951        goto error;
1952    }
1953
1954    numBufs = minUndequeuedBufs + 1;
1955    err = native_window_set_buffer_count(mNativeWindow.get(), numBufs);
1956    if (err != NO_ERROR) {
1957        ALOGE("error pushing blank frames: set_buffer_count failed: %s (%d)",
1958                strerror(-err), -err);
1959        goto error;
1960    }
1961
1962    // We  push numBufs + 1 buffers to ensure that we've drawn into the same
1963    // buffer twice.  This should guarantee that the buffer has been displayed
1964    // on the screen and then been replaced, so an previous video frames are
1965    // guaranteed NOT to be currently displayed.
1966    for (int i = 0; i < numBufs + 1; i++) {
1967        err = mNativeWindow->dequeueBuffer(mNativeWindow.get(), &anb);
1968        if (err != NO_ERROR) {
1969            ALOGE("error pushing blank frames: dequeueBuffer failed: %s (%d)",
1970                    strerror(-err), -err);
1971            goto error;
1972        }
1973
1974        sp<GraphicBuffer> buf(new GraphicBuffer(anb, false));
1975        err = mNativeWindow->lockBuffer(mNativeWindow.get(),
1976                buf->getNativeBuffer());
1977        if (err != NO_ERROR) {
1978            ALOGE("error pushing blank frames: lockBuffer failed: %s (%d)",
1979                    strerror(-err), -err);
1980            goto error;
1981        }
1982
1983        // Fill the buffer with the a 1x1 checkerboard pattern ;)
1984        uint32_t* img = NULL;
1985        err = buf->lock(GRALLOC_USAGE_SW_WRITE_OFTEN, (void**)(&img));
1986        if (err != NO_ERROR) {
1987            ALOGE("error pushing blank frames: lock failed: %s (%d)",
1988                    strerror(-err), -err);
1989            goto error;
1990        }
1991
1992        *img = 0;
1993
1994        err = buf->unlock();
1995        if (err != NO_ERROR) {
1996            ALOGE("error pushing blank frames: unlock failed: %s (%d)",
1997                    strerror(-err), -err);
1998            goto error;
1999        }
2000
2001        err = mNativeWindow->queueBuffer(mNativeWindow.get(),
2002                buf->getNativeBuffer());
2003        if (err != NO_ERROR) {
2004            ALOGE("error pushing blank frames: queueBuffer failed: %s (%d)",
2005                    strerror(-err), -err);
2006            goto error;
2007        }
2008
2009        anb = NULL;
2010    }
2011
2012error:
2013
2014    if (err != NO_ERROR) {
2015        // Clean up after an error.
2016        if (anb != NULL) {
2017            mNativeWindow->cancelBuffer(mNativeWindow.get(), anb);
2018        }
2019
2020        native_window_api_disconnect(mNativeWindow.get(),
2021                NATIVE_WINDOW_API_CPU);
2022        native_window_api_connect(mNativeWindow.get(),
2023                NATIVE_WINDOW_API_MEDIA);
2024
2025        return err;
2026    } else {
2027        // Clean up after success.
2028        err = native_window_api_disconnect(mNativeWindow.get(),
2029                NATIVE_WINDOW_API_CPU);
2030        if (err != NO_ERROR) {
2031            ALOGE("error pushing blank frames: api_disconnect failed: %s (%d)",
2032                    strerror(-err), -err);
2033            return err;
2034        }
2035
2036        err = native_window_api_connect(mNativeWindow.get(),
2037                NATIVE_WINDOW_API_MEDIA);
2038        if (err != NO_ERROR) {
2039            ALOGE("error pushing blank frames: api_connect failed: %s (%d)",
2040                    strerror(-err), -err);
2041            return err;
2042        }
2043
2044        return NO_ERROR;
2045    }
2046}
2047
2048int64_t OMXCodec::getDecodingTimeUs() {
2049    CHECK(mIsEncoder && mIsVideo);
2050
2051    if (mDecodingTimeList.empty()) {
2052        CHECK(mSignalledEOS || mNoMoreOutputData);
2053        // No corresponding input frame available.
2054        // This could happen when EOS is reached.
2055        return 0;
2056    }
2057
2058    List<int64_t>::iterator it = mDecodingTimeList.begin();
2059    int64_t timeUs = *it;
2060    mDecodingTimeList.erase(it);
2061    return timeUs;
2062}
2063
2064void OMXCodec::on_message(const omx_message &msg) {
2065    if (mState == ERROR) {
2066        ALOGW("Dropping OMX message - we're in ERROR state.");
2067        return;
2068    }
2069
2070    switch (msg.type) {
2071        case omx_message::EVENT:
2072        {
2073            onEvent(
2074                 msg.u.event_data.event, msg.u.event_data.data1,
2075                 msg.u.event_data.data2);
2076
2077            break;
2078        }
2079
2080        case omx_message::EMPTY_BUFFER_DONE:
2081        {
2082            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2083
2084            CODEC_LOGV("EMPTY_BUFFER_DONE(buffer: %p)", buffer);
2085
2086            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2087            size_t i = 0;
2088            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2089                ++i;
2090            }
2091
2092            CHECK(i < buffers->size());
2093            if ((*buffers)[i].mStatus != OWNED_BY_COMPONENT) {
2094                ALOGW("We already own input buffer %p, yet received "
2095                     "an EMPTY_BUFFER_DONE.", buffer);
2096            }
2097
2098            BufferInfo* info = &buffers->editItemAt(i);
2099            info->mStatus = OWNED_BY_US;
2100
2101            // Buffer could not be released until empty buffer done is called.
2102            if (info->mMediaBuffer != NULL) {
2103                if (mIsEncoder &&
2104                    (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
2105                    // If zero-copy mode is enabled this will send the
2106                    // input buffer back to the upstream source.
2107                    restorePatchedDataPointer(info);
2108                }
2109
2110                info->mMediaBuffer->release();
2111                info->mMediaBuffer = NULL;
2112            }
2113
2114            if (mPortStatus[kPortIndexInput] == DISABLING) {
2115                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2116
2117                status_t err = freeBuffer(kPortIndexInput, i);
2118                CHECK_EQ(err, (status_t)OK);
2119            } else if (mState != ERROR
2120                    && mPortStatus[kPortIndexInput] != SHUTTING_DOWN) {
2121                CHECK_EQ((int)mPortStatus[kPortIndexInput], (int)ENABLED);
2122
2123                if (mFlags & kUseSecureInputBuffers) {
2124                    drainAnyInputBuffer();
2125                } else {
2126                    drainInputBuffer(&buffers->editItemAt(i));
2127                }
2128            }
2129            break;
2130        }
2131
2132        case omx_message::FILL_BUFFER_DONE:
2133        {
2134            IOMX::buffer_id buffer = msg.u.extended_buffer_data.buffer;
2135            OMX_U32 flags = msg.u.extended_buffer_data.flags;
2136
2137            CODEC_LOGV("FILL_BUFFER_DONE(buffer: %p, size: %ld, flags: 0x%08lx, timestamp: %lld us (%.2f secs))",
2138                 buffer,
2139                 msg.u.extended_buffer_data.range_length,
2140                 flags,
2141                 msg.u.extended_buffer_data.timestamp,
2142                 msg.u.extended_buffer_data.timestamp / 1E6);
2143
2144            Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2145            size_t i = 0;
2146            while (i < buffers->size() && (*buffers)[i].mBuffer != buffer) {
2147                ++i;
2148            }
2149
2150            CHECK(i < buffers->size());
2151            BufferInfo *info = &buffers->editItemAt(i);
2152
2153            if (info->mStatus != OWNED_BY_COMPONENT) {
2154                ALOGW("We already own output buffer %p, yet received "
2155                     "a FILL_BUFFER_DONE.", buffer);
2156            }
2157
2158            info->mStatus = OWNED_BY_US;
2159
2160            if (mPortStatus[kPortIndexOutput] == DISABLING) {
2161                CODEC_LOGV("Port is disabled, freeing buffer %p", buffer);
2162
2163                status_t err = freeBuffer(kPortIndexOutput, i);
2164                CHECK_EQ(err, (status_t)OK);
2165
2166#if 0
2167            } else if (mPortStatus[kPortIndexOutput] == ENABLED
2168                       && (flags & OMX_BUFFERFLAG_EOS)) {
2169                CODEC_LOGV("No more output data.");
2170                mNoMoreOutputData = true;
2171                mBufferFilled.signal();
2172#endif
2173            } else if (mPortStatus[kPortIndexOutput] != SHUTTING_DOWN) {
2174                CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
2175
2176                if (info->mMediaBuffer == NULL) {
2177                    CHECK(mOMXLivesLocally);
2178                    CHECK(mQuirks & kRequiresAllocateBufferOnOutputPorts);
2179                    CHECK(mQuirks & kDefersOutputBufferAllocation);
2180
2181                    // The qcom video decoders on Nexus don't actually allocate
2182                    // output buffer memory on a call to OMX_AllocateBuffer
2183                    // the "pBuffer" member of the OMX_BUFFERHEADERTYPE
2184                    // structure is only filled in later.
2185
2186                    info->mMediaBuffer = new MediaBuffer(
2187                            msg.u.extended_buffer_data.data_ptr,
2188                            info->mSize);
2189                    info->mMediaBuffer->setObserver(this);
2190                }
2191
2192                MediaBuffer *buffer = info->mMediaBuffer;
2193                bool isGraphicBuffer = buffer->graphicBuffer() != NULL;
2194
2195                if (!isGraphicBuffer
2196                    && msg.u.extended_buffer_data.range_offset
2197                        + msg.u.extended_buffer_data.range_length
2198                            > buffer->size()) {
2199                    CODEC_LOGE(
2200                            "Codec lied about its buffer size requirements, "
2201                            "sending a buffer larger than the originally "
2202                            "advertised size in FILL_BUFFER_DONE!");
2203                }
2204                buffer->set_range(
2205                        msg.u.extended_buffer_data.range_offset,
2206                        msg.u.extended_buffer_data.range_length);
2207
2208                buffer->meta_data()->clear();
2209
2210                buffer->meta_data()->setInt64(
2211                        kKeyTime, msg.u.extended_buffer_data.timestamp);
2212
2213                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_SYNCFRAME) {
2214                    buffer->meta_data()->setInt32(kKeyIsSyncFrame, true);
2215                }
2216                bool isCodecSpecific = false;
2217                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_CODECCONFIG) {
2218                    buffer->meta_data()->setInt32(kKeyIsCodecConfig, true);
2219                    isCodecSpecific = true;
2220                }
2221
2222                if (isGraphicBuffer || mQuirks & kOutputBuffersAreUnreadable) {
2223                    buffer->meta_data()->setInt32(kKeyIsUnreadable, true);
2224                }
2225
2226                buffer->meta_data()->setPointer(
2227                        kKeyPlatformPrivate,
2228                        msg.u.extended_buffer_data.platform_private);
2229
2230                buffer->meta_data()->setPointer(
2231                        kKeyBufferID,
2232                        msg.u.extended_buffer_data.buffer);
2233
2234                if (msg.u.extended_buffer_data.flags & OMX_BUFFERFLAG_EOS) {
2235                    CODEC_LOGV("No more output data.");
2236                    mNoMoreOutputData = true;
2237                }
2238
2239                if (mIsEncoder && mIsVideo) {
2240                    int64_t decodingTimeUs = isCodecSpecific? 0: getDecodingTimeUs();
2241                    buffer->meta_data()->setInt64(kKeyDecodingTime, decodingTimeUs);
2242                }
2243
2244                if (mTargetTimeUs >= 0) {
2245                    CHECK(msg.u.extended_buffer_data.timestamp <= mTargetTimeUs);
2246
2247                    if (msg.u.extended_buffer_data.timestamp < mTargetTimeUs) {
2248                        CODEC_LOGV(
2249                                "skipping output buffer at timestamp %lld us",
2250                                msg.u.extended_buffer_data.timestamp);
2251
2252                        fillOutputBuffer(info);
2253                        break;
2254                    }
2255
2256                    CODEC_LOGV(
2257                            "returning output buffer at target timestamp "
2258                            "%lld us",
2259                            msg.u.extended_buffer_data.timestamp);
2260
2261                    mTargetTimeUs = -1;
2262                }
2263
2264                mFilledBuffers.push_back(i);
2265                mBufferFilled.signal();
2266                if (mIsEncoder) {
2267                    sched_yield();
2268                }
2269            }
2270
2271            break;
2272        }
2273
2274        default:
2275        {
2276            CHECK(!"should not be here.");
2277            break;
2278        }
2279    }
2280}
2281
2282// Has the format changed in any way that the client would have to be aware of?
2283static bool formatHasNotablyChanged(
2284        const sp<MetaData> &from, const sp<MetaData> &to) {
2285    if (from.get() == NULL && to.get() == NULL) {
2286        return false;
2287    }
2288
2289    if ((from.get() == NULL && to.get() != NULL)
2290        || (from.get() != NULL && to.get() == NULL)) {
2291        return true;
2292    }
2293
2294    const char *mime_from, *mime_to;
2295    CHECK(from->findCString(kKeyMIMEType, &mime_from));
2296    CHECK(to->findCString(kKeyMIMEType, &mime_to));
2297
2298    if (strcasecmp(mime_from, mime_to)) {
2299        return true;
2300    }
2301
2302    if (!strcasecmp(mime_from, MEDIA_MIMETYPE_VIDEO_RAW)) {
2303        int32_t colorFormat_from, colorFormat_to;
2304        CHECK(from->findInt32(kKeyColorFormat, &colorFormat_from));
2305        CHECK(to->findInt32(kKeyColorFormat, &colorFormat_to));
2306
2307        if (colorFormat_from != colorFormat_to) {
2308            return true;
2309        }
2310
2311        int32_t width_from, width_to;
2312        CHECK(from->findInt32(kKeyWidth, &width_from));
2313        CHECK(to->findInt32(kKeyWidth, &width_to));
2314
2315        if (width_from != width_to) {
2316            return true;
2317        }
2318
2319        int32_t height_from, height_to;
2320        CHECK(from->findInt32(kKeyHeight, &height_from));
2321        CHECK(to->findInt32(kKeyHeight, &height_to));
2322
2323        if (height_from != height_to) {
2324            return true;
2325        }
2326
2327        int32_t left_from, top_from, right_from, bottom_from;
2328        CHECK(from->findRect(
2329                    kKeyCropRect,
2330                    &left_from, &top_from, &right_from, &bottom_from));
2331
2332        int32_t left_to, top_to, right_to, bottom_to;
2333        CHECK(to->findRect(
2334                    kKeyCropRect,
2335                    &left_to, &top_to, &right_to, &bottom_to));
2336
2337        if (left_to != left_from || top_to != top_from
2338                || right_to != right_from || bottom_to != bottom_from) {
2339            return true;
2340        }
2341    } else if (!strcasecmp(mime_from, MEDIA_MIMETYPE_AUDIO_RAW)) {
2342        int32_t numChannels_from, numChannels_to;
2343        CHECK(from->findInt32(kKeyChannelCount, &numChannels_from));
2344        CHECK(to->findInt32(kKeyChannelCount, &numChannels_to));
2345
2346        if (numChannels_from != numChannels_to) {
2347            return true;
2348        }
2349
2350        int32_t sampleRate_from, sampleRate_to;
2351        CHECK(from->findInt32(kKeySampleRate, &sampleRate_from));
2352        CHECK(to->findInt32(kKeySampleRate, &sampleRate_to));
2353
2354        if (sampleRate_from != sampleRate_to) {
2355            return true;
2356        }
2357    }
2358
2359    return false;
2360}
2361
2362void OMXCodec::onEvent(OMX_EVENTTYPE event, OMX_U32 data1, OMX_U32 data2) {
2363    switch (event) {
2364        case OMX_EventCmdComplete:
2365        {
2366            onCmdComplete((OMX_COMMANDTYPE)data1, data2);
2367            break;
2368        }
2369
2370        case OMX_EventError:
2371        {
2372            CODEC_LOGE("ERROR(0x%08lx, %ld)", data1, data2);
2373
2374            setState(ERROR);
2375            break;
2376        }
2377
2378        case OMX_EventPortSettingsChanged:
2379        {
2380            CODEC_LOGV("OMX_EventPortSettingsChanged(port=%ld, data2=0x%08lx)",
2381                       data1, data2);
2382
2383            if (data2 == 0 || data2 == OMX_IndexParamPortDefinition) {
2384                // There is no need to check whether mFilledBuffers is empty or not
2385                // when the OMX_EventPortSettingsChanged is not meant for reallocating
2386                // the output buffers.
2387                if (data1 == kPortIndexOutput) {
2388                    CHECK(mFilledBuffers.empty());
2389                }
2390                onPortSettingsChanged(data1);
2391            } else if (data1 == kPortIndexOutput &&
2392                        (data2 == OMX_IndexConfigCommonOutputCrop ||
2393                         data2 == OMX_IndexConfigCommonScale)) {
2394
2395                sp<MetaData> oldOutputFormat = mOutputFormat;
2396                initOutputFormat(mSource->getFormat());
2397
2398                if (data2 == OMX_IndexConfigCommonOutputCrop &&
2399                    formatHasNotablyChanged(oldOutputFormat, mOutputFormat)) {
2400                    mOutputPortSettingsHaveChanged = true;
2401
2402                } else if (data2 == OMX_IndexConfigCommonScale) {
2403                    OMX_CONFIG_SCALEFACTORTYPE scale;
2404                    InitOMXParams(&scale);
2405                    scale.nPortIndex = kPortIndexOutput;
2406
2407                    // Change display dimension only when necessary.
2408                    if (OK == mOMX->getConfig(
2409                                        mNode,
2410                                        OMX_IndexConfigCommonScale,
2411                                        &scale, sizeof(scale))) {
2412                        int32_t left, top, right, bottom;
2413                        CHECK(mOutputFormat->findRect(kKeyCropRect,
2414                                                      &left, &top,
2415                                                      &right, &bottom));
2416
2417                        // The scale is in 16.16 format.
2418                        // scale 1.0 = 0x010000. When there is no
2419                        // need to change the display, skip it.
2420                        ALOGV("Get OMX_IndexConfigScale: 0x%lx/0x%lx",
2421                                scale.xWidth, scale.xHeight);
2422
2423                        if (scale.xWidth != 0x010000) {
2424                            mOutputFormat->setInt32(kKeyDisplayWidth,
2425                                    ((right - left +  1) * scale.xWidth)  >> 16);
2426                            mOutputPortSettingsHaveChanged = true;
2427                        }
2428
2429                        if (scale.xHeight != 0x010000) {
2430                            mOutputFormat->setInt32(kKeyDisplayHeight,
2431                                    ((bottom  - top + 1) * scale.xHeight) >> 16);
2432                            mOutputPortSettingsHaveChanged = true;
2433                        }
2434                    }
2435                }
2436            }
2437            break;
2438        }
2439
2440#if 0
2441        case OMX_EventBufferFlag:
2442        {
2443            CODEC_LOGV("EVENT_BUFFER_FLAG(%ld)", data1);
2444
2445            if (data1 == kPortIndexOutput) {
2446                mNoMoreOutputData = true;
2447            }
2448            break;
2449        }
2450#endif
2451
2452        default:
2453        {
2454            CODEC_LOGV("EVENT(%d, %ld, %ld)", event, data1, data2);
2455            break;
2456        }
2457    }
2458}
2459
2460void OMXCodec::onCmdComplete(OMX_COMMANDTYPE cmd, OMX_U32 data) {
2461    switch (cmd) {
2462        case OMX_CommandStateSet:
2463        {
2464            onStateChange((OMX_STATETYPE)data);
2465            break;
2466        }
2467
2468        case OMX_CommandPortDisable:
2469        {
2470            OMX_U32 portIndex = data;
2471            CODEC_LOGV("PORT_DISABLED(%ld)", portIndex);
2472
2473            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2474            CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLING);
2475            CHECK_EQ(mPortBuffers[portIndex].size(), 0u);
2476
2477            mPortStatus[portIndex] = DISABLED;
2478
2479            if (mState == RECONFIGURING) {
2480                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2481
2482                sp<MetaData> oldOutputFormat = mOutputFormat;
2483                initOutputFormat(mSource->getFormat());
2484
2485                // Don't notify clients if the output port settings change
2486                // wasn't of importance to them, i.e. it may be that just the
2487                // number of buffers has changed and nothing else.
2488                bool formatChanged = formatHasNotablyChanged(oldOutputFormat, mOutputFormat);
2489                if (!mOutputPortSettingsHaveChanged) {
2490                    mOutputPortSettingsHaveChanged = formatChanged;
2491                }
2492
2493                status_t err = enablePortAsync(portIndex);
2494                if (err != OK) {
2495                    CODEC_LOGE("enablePortAsync(%ld) failed (err = %d)", portIndex, err);
2496                    setState(ERROR);
2497                } else {
2498                    err = allocateBuffersOnPort(portIndex);
2499                    if (err != OK) {
2500                        CODEC_LOGE("allocateBuffersOnPort failed (err = %d)", err);
2501                        setState(ERROR);
2502                    }
2503                }
2504            }
2505            break;
2506        }
2507
2508        case OMX_CommandPortEnable:
2509        {
2510            OMX_U32 portIndex = data;
2511            CODEC_LOGV("PORT_ENABLED(%ld)", portIndex);
2512
2513            CHECK(mState == EXECUTING || mState == RECONFIGURING);
2514            CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLING);
2515
2516            mPortStatus[portIndex] = ENABLED;
2517
2518            if (mState == RECONFIGURING) {
2519                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2520
2521                setState(EXECUTING);
2522
2523                fillOutputBuffers();
2524            }
2525            break;
2526        }
2527
2528        case OMX_CommandFlush:
2529        {
2530            OMX_U32 portIndex = data;
2531
2532            CODEC_LOGV("FLUSH_DONE(%ld)", portIndex);
2533
2534            CHECK_EQ((int)mPortStatus[portIndex], (int)SHUTTING_DOWN);
2535            mPortStatus[portIndex] = ENABLED;
2536
2537            CHECK_EQ(countBuffersWeOwn(mPortBuffers[portIndex]),
2538                     mPortBuffers[portIndex].size());
2539
2540            if (mSkipCutBuffer && mPortStatus[kPortIndexOutput] == ENABLED) {
2541                mSkipCutBuffer->clear();
2542            }
2543
2544            if (mState == RECONFIGURING) {
2545                CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2546
2547                disablePortAsync(portIndex);
2548            } else if (mState == EXECUTING_TO_IDLE) {
2549                if (mPortStatus[kPortIndexInput] == ENABLED
2550                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2551                    CODEC_LOGV("Finished flushing both ports, now completing "
2552                         "transition from EXECUTING to IDLE.");
2553
2554                    mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
2555                    mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
2556
2557                    status_t err =
2558                        mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
2559                    CHECK_EQ(err, (status_t)OK);
2560                }
2561            } else {
2562                // We're flushing both ports in preparation for seeking.
2563
2564                if (mPortStatus[kPortIndexInput] == ENABLED
2565                    && mPortStatus[kPortIndexOutput] == ENABLED) {
2566                    CODEC_LOGV("Finished flushing both ports, now continuing from"
2567                         " seek-time.");
2568
2569                    // We implicitly resume pulling on our upstream source.
2570                    mPaused = false;
2571
2572                    drainInputBuffers();
2573                    fillOutputBuffers();
2574                }
2575
2576                if (mOutputPortSettingsChangedPending) {
2577                    CODEC_LOGV(
2578                            "Honoring deferred output port settings change.");
2579
2580                    mOutputPortSettingsChangedPending = false;
2581                    onPortSettingsChanged(kPortIndexOutput);
2582                }
2583            }
2584
2585            break;
2586        }
2587
2588        default:
2589        {
2590            CODEC_LOGV("CMD_COMPLETE(%d, %ld)", cmd, data);
2591            break;
2592        }
2593    }
2594}
2595
2596void OMXCodec::onStateChange(OMX_STATETYPE newState) {
2597    CODEC_LOGV("onStateChange %d", newState);
2598
2599    switch (newState) {
2600        case OMX_StateIdle:
2601        {
2602            CODEC_LOGV("Now Idle.");
2603            if (mState == LOADED_TO_IDLE) {
2604                status_t err = mOMX->sendCommand(
2605                        mNode, OMX_CommandStateSet, OMX_StateExecuting);
2606
2607                CHECK_EQ(err, (status_t)OK);
2608
2609                setState(IDLE_TO_EXECUTING);
2610            } else {
2611                CHECK_EQ((int)mState, (int)EXECUTING_TO_IDLE);
2612
2613                CHECK_EQ(
2614                    countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
2615                    mPortBuffers[kPortIndexInput].size());
2616
2617                CHECK_EQ(
2618                    countBuffersWeOwn(mPortBuffers[kPortIndexOutput]),
2619                    mPortBuffers[kPortIndexOutput].size());
2620
2621                status_t err = mOMX->sendCommand(
2622                        mNode, OMX_CommandStateSet, OMX_StateLoaded);
2623
2624                CHECK_EQ(err, (status_t)OK);
2625
2626                err = freeBuffersOnPort(kPortIndexInput);
2627                CHECK_EQ(err, (status_t)OK);
2628
2629                err = freeBuffersOnPort(kPortIndexOutput);
2630                CHECK_EQ(err, (status_t)OK);
2631
2632                mPortStatus[kPortIndexInput] = ENABLED;
2633                mPortStatus[kPortIndexOutput] = ENABLED;
2634
2635                if ((mFlags & kEnableGrallocUsageProtected) &&
2636                        mNativeWindow != NULL) {
2637                    // We push enough 1x1 blank buffers to ensure that one of
2638                    // them has made it to the display.  This allows the OMX
2639                    // component teardown to zero out any protected buffers
2640                    // without the risk of scanning out one of those buffers.
2641                    pushBlankBuffersToNativeWindow();
2642                }
2643
2644                setState(IDLE_TO_LOADED);
2645            }
2646            break;
2647        }
2648
2649        case OMX_StateExecuting:
2650        {
2651            CHECK_EQ((int)mState, (int)IDLE_TO_EXECUTING);
2652
2653            CODEC_LOGV("Now Executing.");
2654
2655            mOutputPortSettingsChangedPending = false;
2656
2657            setState(EXECUTING);
2658
2659            // Buffers will be submitted to the component in the first
2660            // call to OMXCodec::read as mInitialBufferSubmit is true at
2661            // this point. This ensures that this on_message call returns,
2662            // releases the lock and ::init can notice the state change and
2663            // itself return.
2664            break;
2665        }
2666
2667        case OMX_StateLoaded:
2668        {
2669            CHECK_EQ((int)mState, (int)IDLE_TO_LOADED);
2670
2671            CODEC_LOGV("Now Loaded.");
2672
2673            setState(LOADED);
2674            break;
2675        }
2676
2677        case OMX_StateInvalid:
2678        {
2679            setState(ERROR);
2680            break;
2681        }
2682
2683        default:
2684        {
2685            CHECK(!"should not be here.");
2686            break;
2687        }
2688    }
2689}
2690
2691// static
2692size_t OMXCodec::countBuffersWeOwn(const Vector<BufferInfo> &buffers) {
2693    size_t n = 0;
2694    for (size_t i = 0; i < buffers.size(); ++i) {
2695        if (buffers[i].mStatus != OWNED_BY_COMPONENT) {
2696            ++n;
2697        }
2698    }
2699
2700    return n;
2701}
2702
2703status_t OMXCodec::freeBuffersOnPort(
2704        OMX_U32 portIndex, bool onlyThoseWeOwn) {
2705    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2706
2707    status_t stickyErr = OK;
2708
2709    for (size_t i = buffers->size(); i-- > 0;) {
2710        BufferInfo *info = &buffers->editItemAt(i);
2711
2712        if (onlyThoseWeOwn && info->mStatus == OWNED_BY_COMPONENT) {
2713            continue;
2714        }
2715
2716        CHECK(info->mStatus == OWNED_BY_US
2717                || info->mStatus == OWNED_BY_NATIVE_WINDOW);
2718
2719        CODEC_LOGV("freeing buffer %p on port %ld", info->mBuffer, portIndex);
2720
2721        status_t err = freeBuffer(portIndex, i);
2722
2723        if (err != OK) {
2724            stickyErr = err;
2725        }
2726
2727    }
2728
2729    CHECK(onlyThoseWeOwn || buffers->isEmpty());
2730
2731    return stickyErr;
2732}
2733
2734status_t OMXCodec::freeBuffer(OMX_U32 portIndex, size_t bufIndex) {
2735    Vector<BufferInfo> *buffers = &mPortBuffers[portIndex];
2736
2737    BufferInfo *info = &buffers->editItemAt(bufIndex);
2738
2739    status_t err = mOMX->freeBuffer(mNode, portIndex, info->mBuffer);
2740
2741    if (err == OK && info->mMediaBuffer != NULL) {
2742        CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2743        info->mMediaBuffer->setObserver(NULL);
2744
2745        // Make sure nobody but us owns this buffer at this point.
2746        CHECK_EQ(info->mMediaBuffer->refcount(), 0);
2747
2748        // Cancel the buffer if it belongs to an ANativeWindow.
2749        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
2750        if (info->mStatus == OWNED_BY_US && graphicBuffer != 0) {
2751            err = cancelBufferToNativeWindow(info);
2752        }
2753
2754        info->mMediaBuffer->release();
2755        info->mMediaBuffer = NULL;
2756    }
2757
2758    if (err == OK) {
2759        buffers->removeAt(bufIndex);
2760    }
2761
2762    return err;
2763}
2764
2765void OMXCodec::onPortSettingsChanged(OMX_U32 portIndex) {
2766    CODEC_LOGV("PORT_SETTINGS_CHANGED(%ld)", portIndex);
2767
2768    CHECK_EQ((int)mState, (int)EXECUTING);
2769    CHECK_EQ(portIndex, (OMX_U32)kPortIndexOutput);
2770    CHECK(!mOutputPortSettingsChangedPending);
2771
2772    if (mPortStatus[kPortIndexOutput] != ENABLED) {
2773        CODEC_LOGV("Deferring output port settings change.");
2774        mOutputPortSettingsChangedPending = true;
2775        return;
2776    }
2777
2778    setState(RECONFIGURING);
2779
2780    if (mQuirks & kNeedsFlushBeforeDisable) {
2781        if (!flushPortAsync(portIndex)) {
2782            onCmdComplete(OMX_CommandFlush, portIndex);
2783        }
2784    } else {
2785        disablePortAsync(portIndex);
2786    }
2787}
2788
2789bool OMXCodec::flushPortAsync(OMX_U32 portIndex) {
2790    CHECK(mState == EXECUTING || mState == RECONFIGURING
2791            || mState == EXECUTING_TO_IDLE);
2792
2793    CODEC_LOGV("flushPortAsync(%ld): we own %d out of %d buffers already.",
2794         portIndex, countBuffersWeOwn(mPortBuffers[portIndex]),
2795         mPortBuffers[portIndex].size());
2796
2797    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2798    mPortStatus[portIndex] = SHUTTING_DOWN;
2799
2800    if ((mQuirks & kRequiresFlushCompleteEmulation)
2801        && countBuffersWeOwn(mPortBuffers[portIndex])
2802                == mPortBuffers[portIndex].size()) {
2803        // No flush is necessary and this component fails to send a
2804        // flush-complete event in this case.
2805
2806        return false;
2807    }
2808
2809    status_t err =
2810        mOMX->sendCommand(mNode, OMX_CommandFlush, portIndex);
2811    CHECK_EQ(err, (status_t)OK);
2812
2813    return true;
2814}
2815
2816void OMXCodec::disablePortAsync(OMX_U32 portIndex) {
2817    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2818
2819    CHECK_EQ((int)mPortStatus[portIndex], (int)ENABLED);
2820    mPortStatus[portIndex] = DISABLING;
2821
2822    CODEC_LOGV("sending OMX_CommandPortDisable(%ld)", portIndex);
2823    status_t err =
2824        mOMX->sendCommand(mNode, OMX_CommandPortDisable, portIndex);
2825    CHECK_EQ(err, (status_t)OK);
2826
2827    freeBuffersOnPort(portIndex, true);
2828}
2829
2830status_t OMXCodec::enablePortAsync(OMX_U32 portIndex) {
2831    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2832
2833    CHECK_EQ((int)mPortStatus[portIndex], (int)DISABLED);
2834    mPortStatus[portIndex] = ENABLING;
2835
2836    CODEC_LOGV("sending OMX_CommandPortEnable(%ld)", portIndex);
2837    return mOMX->sendCommand(mNode, OMX_CommandPortEnable, portIndex);
2838}
2839
2840void OMXCodec::fillOutputBuffers() {
2841    CHECK_EQ((int)mState, (int)EXECUTING);
2842
2843    // This is a workaround for some decoders not properly reporting
2844    // end-of-output-stream. If we own all input buffers and also own
2845    // all output buffers and we already signalled end-of-input-stream,
2846    // the end-of-output-stream is implied.
2847    if (mSignalledEOS
2848            && countBuffersWeOwn(mPortBuffers[kPortIndexInput])
2849                == mPortBuffers[kPortIndexInput].size()
2850            && countBuffersWeOwn(mPortBuffers[kPortIndexOutput])
2851                == mPortBuffers[kPortIndexOutput].size()) {
2852        mNoMoreOutputData = true;
2853        mBufferFilled.signal();
2854
2855        return;
2856    }
2857
2858    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
2859    for (size_t i = 0; i < buffers->size(); ++i) {
2860        BufferInfo *info = &buffers->editItemAt(i);
2861        if (info->mStatus == OWNED_BY_US) {
2862            fillOutputBuffer(&buffers->editItemAt(i));
2863        }
2864    }
2865}
2866
2867void OMXCodec::drainInputBuffers() {
2868    CHECK(mState == EXECUTING || mState == RECONFIGURING);
2869
2870    if (mFlags & kUseSecureInputBuffers) {
2871        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2872        for (size_t i = 0; i < buffers->size(); ++i) {
2873            if (!drainAnyInputBuffer()
2874                    || (mFlags & kOnlySubmitOneInputBufferAtOneTime)) {
2875                break;
2876            }
2877        }
2878    } else {
2879        Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
2880        for (size_t i = 0; i < buffers->size(); ++i) {
2881            BufferInfo *info = &buffers->editItemAt(i);
2882
2883            if (info->mStatus != OWNED_BY_US) {
2884                continue;
2885            }
2886
2887            if (!drainInputBuffer(info)) {
2888                break;
2889            }
2890
2891            if (mFlags & kOnlySubmitOneInputBufferAtOneTime) {
2892                break;
2893            }
2894        }
2895    }
2896}
2897
2898bool OMXCodec::drainAnyInputBuffer() {
2899    return drainInputBuffer((BufferInfo *)NULL);
2900}
2901
2902OMXCodec::BufferInfo *OMXCodec::findInputBufferByDataPointer(void *ptr) {
2903    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2904    for (size_t i = 0; i < infos->size(); ++i) {
2905        BufferInfo *info = &infos->editItemAt(i);
2906
2907        if (info->mData == ptr) {
2908            CODEC_LOGV(
2909                    "input buffer data ptr = %p, buffer_id = %p",
2910                    ptr,
2911                    info->mBuffer);
2912
2913            return info;
2914        }
2915    }
2916
2917    TRESPASS();
2918}
2919
2920OMXCodec::BufferInfo *OMXCodec::findEmptyInputBuffer() {
2921    Vector<BufferInfo> *infos = &mPortBuffers[kPortIndexInput];
2922    for (size_t i = 0; i < infos->size(); ++i) {
2923        BufferInfo *info = &infos->editItemAt(i);
2924
2925        if (info->mStatus == OWNED_BY_US) {
2926            return info;
2927        }
2928    }
2929
2930    TRESPASS();
2931}
2932
2933bool OMXCodec::drainInputBuffer(BufferInfo *info) {
2934    if (info != NULL) {
2935        CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
2936    }
2937
2938    if (mSignalledEOS) {
2939        return false;
2940    }
2941
2942    if (mCodecSpecificDataIndex < mCodecSpecificData.size()) {
2943        CHECK(!(mFlags & kUseSecureInputBuffers));
2944
2945        const CodecSpecificData *specific =
2946            mCodecSpecificData[mCodecSpecificDataIndex];
2947
2948        size_t size = specific->mSize;
2949
2950        if (!strcasecmp(MEDIA_MIMETYPE_VIDEO_AVC, mMIME)
2951                && !(mQuirks & kWantsNALFragments)) {
2952            static const uint8_t kNALStartCode[4] =
2953                    { 0x00, 0x00, 0x00, 0x01 };
2954
2955            CHECK(info->mSize >= specific->mSize + 4);
2956
2957            size += 4;
2958
2959            memcpy(info->mData, kNALStartCode, 4);
2960            memcpy((uint8_t *)info->mData + 4,
2961                   specific->mData, specific->mSize);
2962        } else {
2963            CHECK(info->mSize >= specific->mSize);
2964            memcpy(info->mData, specific->mData, specific->mSize);
2965        }
2966
2967        mNoMoreOutputData = false;
2968
2969        CODEC_LOGV("calling emptyBuffer with codec specific data");
2970
2971        status_t err = mOMX->emptyBuffer(
2972                mNode, info->mBuffer, 0, size,
2973                OMX_BUFFERFLAG_ENDOFFRAME | OMX_BUFFERFLAG_CODECCONFIG,
2974                0);
2975        CHECK_EQ(err, (status_t)OK);
2976
2977        info->mStatus = OWNED_BY_COMPONENT;
2978
2979        ++mCodecSpecificDataIndex;
2980        return true;
2981    }
2982
2983    if (mPaused) {
2984        return false;
2985    }
2986
2987    status_t err;
2988
2989    bool signalEOS = false;
2990    int64_t timestampUs = 0;
2991
2992    size_t offset = 0;
2993    int32_t n = 0;
2994
2995
2996    for (;;) {
2997        MediaBuffer *srcBuffer;
2998        if (mSeekTimeUs >= 0) {
2999            if (mLeftOverBuffer) {
3000                mLeftOverBuffer->release();
3001                mLeftOverBuffer = NULL;
3002            }
3003
3004            MediaSource::ReadOptions options;
3005            options.setSeekTo(mSeekTimeUs, mSeekMode);
3006
3007            mSeekTimeUs = -1;
3008            mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3009            mBufferFilled.signal();
3010
3011            err = mSource->read(&srcBuffer, &options);
3012
3013            if (err == OK) {
3014                int64_t targetTimeUs;
3015                if (srcBuffer->meta_data()->findInt64(
3016                            kKeyTargetTime, &targetTimeUs)
3017                        && targetTimeUs >= 0) {
3018                    CODEC_LOGV("targetTimeUs = %lld us", targetTimeUs);
3019                    mTargetTimeUs = targetTimeUs;
3020                } else {
3021                    mTargetTimeUs = -1;
3022                }
3023            }
3024        } else if (mLeftOverBuffer) {
3025            srcBuffer = mLeftOverBuffer;
3026            mLeftOverBuffer = NULL;
3027
3028            err = OK;
3029        } else {
3030            err = mSource->read(&srcBuffer);
3031        }
3032
3033        if (err != OK) {
3034            signalEOS = true;
3035            mFinalStatus = err;
3036            mSignalledEOS = true;
3037            mBufferFilled.signal();
3038            break;
3039        }
3040
3041        if (mFlags & kUseSecureInputBuffers) {
3042            info = findInputBufferByDataPointer(srcBuffer->data());
3043            CHECK(info != NULL);
3044        }
3045
3046        size_t remainingBytes = info->mSize - offset;
3047
3048        if (srcBuffer->range_length() > remainingBytes) {
3049            if (offset == 0) {
3050                CODEC_LOGE(
3051                     "Codec's input buffers are too small to accomodate "
3052                     "buffer read from source (info->mSize = %d, srcLength = %d)",
3053                     info->mSize, srcBuffer->range_length());
3054
3055                srcBuffer->release();
3056                srcBuffer = NULL;
3057
3058                setState(ERROR);
3059                return false;
3060            }
3061
3062            mLeftOverBuffer = srcBuffer;
3063            break;
3064        }
3065
3066        bool releaseBuffer = true;
3067        if (mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames)) {
3068            CHECK(mOMXLivesLocally && offset == 0);
3069
3070            OMX_BUFFERHEADERTYPE *header =
3071                (OMX_BUFFERHEADERTYPE *)info->mBuffer;
3072
3073            CHECK(header->pBuffer == info->mData);
3074
3075            header->pBuffer =
3076                (OMX_U8 *)srcBuffer->data() + srcBuffer->range_offset();
3077
3078            releaseBuffer = false;
3079            info->mMediaBuffer = srcBuffer;
3080        } else {
3081            if (mFlags & kStoreMetaDataInVideoBuffers) {
3082                releaseBuffer = false;
3083                info->mMediaBuffer = srcBuffer;
3084            }
3085
3086            if (mFlags & kUseSecureInputBuffers) {
3087                // Data in "info" is already provided at this time.
3088
3089                releaseBuffer = false;
3090
3091                CHECK(info->mMediaBuffer == NULL);
3092                info->mMediaBuffer = srcBuffer;
3093            } else {
3094                CHECK(srcBuffer->data() != NULL) ;
3095                memcpy((uint8_t *)info->mData + offset,
3096                        (const uint8_t *)srcBuffer->data()
3097                            + srcBuffer->range_offset(),
3098                        srcBuffer->range_length());
3099            }
3100        }
3101
3102        int64_t lastBufferTimeUs;
3103        CHECK(srcBuffer->meta_data()->findInt64(kKeyTime, &lastBufferTimeUs));
3104        CHECK(lastBufferTimeUs >= 0);
3105        if (mIsEncoder && mIsVideo) {
3106            mDecodingTimeList.push_back(lastBufferTimeUs);
3107        }
3108
3109        if (offset == 0) {
3110            timestampUs = lastBufferTimeUs;
3111        }
3112
3113        offset += srcBuffer->range_length();
3114
3115        if (!strcasecmp(MEDIA_MIMETYPE_AUDIO_VORBIS, mMIME)) {
3116            CHECK(!(mQuirks & kSupportsMultipleFramesPerInputBuffer));
3117            CHECK_GE(info->mSize, offset + sizeof(int32_t));
3118
3119            int32_t numPageSamples;
3120            if (!srcBuffer->meta_data()->findInt32(
3121                        kKeyValidSamples, &numPageSamples)) {
3122                numPageSamples = -1;
3123            }
3124
3125            memcpy((uint8_t *)info->mData + offset,
3126                   &numPageSamples,
3127                   sizeof(numPageSamples));
3128
3129            offset += sizeof(numPageSamples);
3130        }
3131
3132        if (releaseBuffer) {
3133            srcBuffer->release();
3134            srcBuffer = NULL;
3135        }
3136
3137        ++n;
3138
3139        if (!(mQuirks & kSupportsMultipleFramesPerInputBuffer)) {
3140            break;
3141        }
3142
3143        int64_t coalescedDurationUs = lastBufferTimeUs - timestampUs;
3144
3145        if (coalescedDurationUs > 250000ll) {
3146            // Don't coalesce more than 250ms worth of encoded data at once.
3147            break;
3148        }
3149    }
3150
3151    if (n > 1) {
3152        ALOGV("coalesced %d frames into one input buffer", n);
3153    }
3154
3155    OMX_U32 flags = OMX_BUFFERFLAG_ENDOFFRAME;
3156
3157    if (signalEOS) {
3158        flags |= OMX_BUFFERFLAG_EOS;
3159    } else {
3160        mNoMoreOutputData = false;
3161    }
3162
3163    CODEC_LOGV("Calling emptyBuffer on buffer %p (length %d), "
3164               "timestamp %lld us (%.2f secs)",
3165               info->mBuffer, offset,
3166               timestampUs, timestampUs / 1E6);
3167
3168    if (info == NULL) {
3169        CHECK(mFlags & kUseSecureInputBuffers);
3170        CHECK(signalEOS);
3171
3172        // This is fishy, there's still a MediaBuffer corresponding to this
3173        // info available to the source at this point even though we're going
3174        // to use it to signal EOS to the codec.
3175        info = findEmptyInputBuffer();
3176    }
3177
3178    err = mOMX->emptyBuffer(
3179            mNode, info->mBuffer, 0, offset,
3180            flags, timestampUs);
3181
3182    if (err != OK) {
3183        setState(ERROR);
3184        return false;
3185    }
3186
3187    info->mStatus = OWNED_BY_COMPONENT;
3188
3189    return true;
3190}
3191
3192void OMXCodec::fillOutputBuffer(BufferInfo *info) {
3193    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3194
3195    if (mNoMoreOutputData) {
3196        CODEC_LOGV("There is no more output data available, not "
3197             "calling fillOutputBuffer");
3198        return;
3199    }
3200
3201    if (info->mMediaBuffer != NULL) {
3202        sp<GraphicBuffer> graphicBuffer = info->mMediaBuffer->graphicBuffer();
3203        if (graphicBuffer != 0) {
3204            // When using a native buffer we need to lock the buffer before
3205            // giving it to OMX.
3206            CODEC_LOGV("Calling lockBuffer on %p", info->mBuffer);
3207            int err = mNativeWindow->lockBuffer(mNativeWindow.get(),
3208                    graphicBuffer.get());
3209            if (err != 0) {
3210                CODEC_LOGE("lockBuffer failed w/ error 0x%08x", err);
3211
3212                setState(ERROR);
3213                return;
3214            }
3215        }
3216    }
3217
3218    CODEC_LOGV("Calling fillBuffer on buffer %p", info->mBuffer);
3219    status_t err = mOMX->fillBuffer(mNode, info->mBuffer);
3220
3221    if (err != OK) {
3222        CODEC_LOGE("fillBuffer failed w/ error 0x%08x", err);
3223
3224        setState(ERROR);
3225        return;
3226    }
3227
3228    info->mStatus = OWNED_BY_COMPONENT;
3229}
3230
3231bool OMXCodec::drainInputBuffer(IOMX::buffer_id buffer) {
3232    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexInput];
3233    for (size_t i = 0; i < buffers->size(); ++i) {
3234        if ((*buffers)[i].mBuffer == buffer) {
3235            return drainInputBuffer(&buffers->editItemAt(i));
3236        }
3237    }
3238
3239    CHECK(!"should not be here.");
3240
3241    return false;
3242}
3243
3244void OMXCodec::fillOutputBuffer(IOMX::buffer_id buffer) {
3245    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3246    for (size_t i = 0; i < buffers->size(); ++i) {
3247        if ((*buffers)[i].mBuffer == buffer) {
3248            fillOutputBuffer(&buffers->editItemAt(i));
3249            return;
3250        }
3251    }
3252
3253    CHECK(!"should not be here.");
3254}
3255
3256void OMXCodec::setState(State newState) {
3257    mState = newState;
3258    mAsyncCompletion.signal();
3259
3260    // This may cause some spurious wakeups but is necessary to
3261    // unblock the reader if we enter ERROR state.
3262    mBufferFilled.signal();
3263}
3264
3265status_t OMXCodec::waitForBufferFilled_l() {
3266
3267    if (mIsEncoder) {
3268        // For timelapse video recording, the timelapse video recording may
3269        // not send an input frame for a _long_ time. Do not use timeout
3270        // for video encoding.
3271        return mBufferFilled.wait(mLock);
3272    }
3273    status_t err = mBufferFilled.waitRelative(mLock, kBufferFilledEventTimeOutNs);
3274    if (err != OK) {
3275        CODEC_LOGE("Timed out waiting for output buffers: %d/%d",
3276            countBuffersWeOwn(mPortBuffers[kPortIndexInput]),
3277            countBuffersWeOwn(mPortBuffers[kPortIndexOutput]));
3278    }
3279    return err;
3280}
3281
3282void OMXCodec::setRawAudioFormat(
3283        OMX_U32 portIndex, int32_t sampleRate, int32_t numChannels) {
3284
3285    // port definition
3286    OMX_PARAM_PORTDEFINITIONTYPE def;
3287    InitOMXParams(&def);
3288    def.nPortIndex = portIndex;
3289    status_t err = mOMX->getParameter(
3290            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3291    CHECK_EQ(err, (status_t)OK);
3292    def.format.audio.eEncoding = OMX_AUDIO_CodingPCM;
3293    CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3294            &def, sizeof(def)), (status_t)OK);
3295
3296    // pcm param
3297    OMX_AUDIO_PARAM_PCMMODETYPE pcmParams;
3298    InitOMXParams(&pcmParams);
3299    pcmParams.nPortIndex = portIndex;
3300
3301    err = mOMX->getParameter(
3302            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3303
3304    CHECK_EQ(err, (status_t)OK);
3305
3306    pcmParams.nChannels = numChannels;
3307    pcmParams.eNumData = OMX_NumericalDataSigned;
3308    pcmParams.bInterleaved = OMX_TRUE;
3309    pcmParams.nBitPerSample = 16;
3310    pcmParams.nSamplingRate = sampleRate;
3311    pcmParams.ePCMMode = OMX_AUDIO_PCMModeLinear;
3312
3313    if (numChannels == 1) {
3314        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelCF;
3315    } else {
3316        CHECK_EQ(numChannels, 2);
3317
3318        pcmParams.eChannelMapping[0] = OMX_AUDIO_ChannelLF;
3319        pcmParams.eChannelMapping[1] = OMX_AUDIO_ChannelRF;
3320    }
3321
3322    err = mOMX->setParameter(
3323            mNode, OMX_IndexParamAudioPcm, &pcmParams, sizeof(pcmParams));
3324
3325    CHECK_EQ(err, (status_t)OK);
3326}
3327
3328static OMX_AUDIO_AMRBANDMODETYPE pickModeFromBitRate(bool isAMRWB, int32_t bps) {
3329    if (isAMRWB) {
3330        if (bps <= 6600) {
3331            return OMX_AUDIO_AMRBandModeWB0;
3332        } else if (bps <= 8850) {
3333            return OMX_AUDIO_AMRBandModeWB1;
3334        } else if (bps <= 12650) {
3335            return OMX_AUDIO_AMRBandModeWB2;
3336        } else if (bps <= 14250) {
3337            return OMX_AUDIO_AMRBandModeWB3;
3338        } else if (bps <= 15850) {
3339            return OMX_AUDIO_AMRBandModeWB4;
3340        } else if (bps <= 18250) {
3341            return OMX_AUDIO_AMRBandModeWB5;
3342        } else if (bps <= 19850) {
3343            return OMX_AUDIO_AMRBandModeWB6;
3344        } else if (bps <= 23050) {
3345            return OMX_AUDIO_AMRBandModeWB7;
3346        }
3347
3348        // 23850 bps
3349        return OMX_AUDIO_AMRBandModeWB8;
3350    } else {  // AMRNB
3351        if (bps <= 4750) {
3352            return OMX_AUDIO_AMRBandModeNB0;
3353        } else if (bps <= 5150) {
3354            return OMX_AUDIO_AMRBandModeNB1;
3355        } else if (bps <= 5900) {
3356            return OMX_AUDIO_AMRBandModeNB2;
3357        } else if (bps <= 6700) {
3358            return OMX_AUDIO_AMRBandModeNB3;
3359        } else if (bps <= 7400) {
3360            return OMX_AUDIO_AMRBandModeNB4;
3361        } else if (bps <= 7950) {
3362            return OMX_AUDIO_AMRBandModeNB5;
3363        } else if (bps <= 10200) {
3364            return OMX_AUDIO_AMRBandModeNB6;
3365        }
3366
3367        // 12200 bps
3368        return OMX_AUDIO_AMRBandModeNB7;
3369    }
3370}
3371
3372void OMXCodec::setAMRFormat(bool isWAMR, int32_t bitRate) {
3373    OMX_U32 portIndex = mIsEncoder ? kPortIndexOutput : kPortIndexInput;
3374
3375    OMX_AUDIO_PARAM_AMRTYPE def;
3376    InitOMXParams(&def);
3377    def.nPortIndex = portIndex;
3378
3379    status_t err =
3380        mOMX->getParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3381
3382    CHECK_EQ(err, (status_t)OK);
3383
3384    def.eAMRFrameFormat = OMX_AUDIO_AMRFrameFormatFSF;
3385
3386    def.eAMRBandMode = pickModeFromBitRate(isWAMR, bitRate);
3387    err = mOMX->setParameter(mNode, OMX_IndexParamAudioAmr, &def, sizeof(def));
3388    CHECK_EQ(err, (status_t)OK);
3389
3390    ////////////////////////
3391
3392    if (mIsEncoder) {
3393        sp<MetaData> format = mSource->getFormat();
3394        int32_t sampleRate;
3395        int32_t numChannels;
3396        CHECK(format->findInt32(kKeySampleRate, &sampleRate));
3397        CHECK(format->findInt32(kKeyChannelCount, &numChannels));
3398
3399        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3400    }
3401}
3402
3403status_t OMXCodec::setAACFormat(
3404        int32_t numChannels, int32_t sampleRate, int32_t bitRate, bool isADTS) {
3405    if (numChannels > 2) {
3406        ALOGW("Number of channels: (%d) \n", numChannels);
3407    }
3408
3409    if (mIsEncoder) {
3410        if (isADTS) {
3411            return -EINVAL;
3412        }
3413
3414        //////////////// input port ////////////////////
3415        setRawAudioFormat(kPortIndexInput, sampleRate, numChannels);
3416
3417        //////////////// output port ////////////////////
3418        // format
3419        OMX_AUDIO_PARAM_PORTFORMATTYPE format;
3420        InitOMXParams(&format);
3421        format.nPortIndex = kPortIndexOutput;
3422        format.nIndex = 0;
3423        status_t err = OMX_ErrorNone;
3424        while (OMX_ErrorNone == err) {
3425            CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioPortFormat,
3426                    &format, sizeof(format)), (status_t)OK);
3427            if (format.eEncoding == OMX_AUDIO_CodingAAC) {
3428                break;
3429            }
3430            format.nIndex++;
3431        }
3432        CHECK_EQ((status_t)OK, err);
3433        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamAudioPortFormat,
3434                &format, sizeof(format)), (status_t)OK);
3435
3436        // port definition
3437        OMX_PARAM_PORTDEFINITIONTYPE def;
3438        InitOMXParams(&def);
3439        def.nPortIndex = kPortIndexOutput;
3440        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamPortDefinition,
3441                &def, sizeof(def)), (status_t)OK);
3442        def.format.audio.bFlagErrorConcealment = OMX_TRUE;
3443        def.format.audio.eEncoding = OMX_AUDIO_CodingAAC;
3444        CHECK_EQ(mOMX->setParameter(mNode, OMX_IndexParamPortDefinition,
3445                &def, sizeof(def)), (status_t)OK);
3446
3447        // profile
3448        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3449        InitOMXParams(&profile);
3450        profile.nPortIndex = kPortIndexOutput;
3451        CHECK_EQ(mOMX->getParameter(mNode, OMX_IndexParamAudioAac,
3452                &profile, sizeof(profile)), (status_t)OK);
3453        profile.nChannels = numChannels;
3454        profile.eChannelMode = (numChannels == 1?
3455                OMX_AUDIO_ChannelModeMono: OMX_AUDIO_ChannelModeStereo);
3456        profile.nSampleRate = sampleRate;
3457        profile.nBitRate = bitRate;
3458        profile.nAudioBandWidth = 0;
3459        profile.nFrameLength = 0;
3460        profile.nAACtools = OMX_AUDIO_AACToolAll;
3461        profile.nAACERtools = OMX_AUDIO_AACERNone;
3462        profile.eAACProfile = OMX_AUDIO_AACObjectLC;
3463        profile.eAACStreamFormat = OMX_AUDIO_AACStreamFormatMP4FF;
3464        err = mOMX->setParameter(mNode, OMX_IndexParamAudioAac,
3465                &profile, sizeof(profile));
3466
3467        if (err != OK) {
3468            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3469                       "(err = %d)",
3470                       err);
3471            return err;
3472        }
3473    } else {
3474        OMX_AUDIO_PARAM_AACPROFILETYPE profile;
3475        InitOMXParams(&profile);
3476        profile.nPortIndex = kPortIndexInput;
3477
3478        status_t err = mOMX->getParameter(
3479                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3480        CHECK_EQ(err, (status_t)OK);
3481
3482        profile.nChannels = numChannels;
3483        profile.nSampleRate = sampleRate;
3484
3485        profile.eAACStreamFormat =
3486            isADTS
3487                ? OMX_AUDIO_AACStreamFormatMP4ADTS
3488                : OMX_AUDIO_AACStreamFormatMP4FF;
3489
3490        err = mOMX->setParameter(
3491                mNode, OMX_IndexParamAudioAac, &profile, sizeof(profile));
3492
3493        if (err != OK) {
3494            CODEC_LOGE("setParameter('OMX_IndexParamAudioAac') failed "
3495                       "(err = %d)",
3496                       err);
3497            return err;
3498        }
3499    }
3500
3501    return OK;
3502}
3503
3504void OMXCodec::setG711Format(int32_t numChannels) {
3505    CHECK(!mIsEncoder);
3506    setRawAudioFormat(kPortIndexInput, 8000, numChannels);
3507}
3508
3509void OMXCodec::setImageOutputFormat(
3510        OMX_COLOR_FORMATTYPE format, OMX_U32 width, OMX_U32 height) {
3511    CODEC_LOGV("setImageOutputFormat(%ld, %ld)", width, height);
3512
3513#if 0
3514    OMX_INDEXTYPE index;
3515    status_t err = mOMX->get_extension_index(
3516            mNode, "OMX.TI.JPEG.decode.Config.OutputColorFormat", &index);
3517    CHECK_EQ(err, (status_t)OK);
3518
3519    err = mOMX->set_config(mNode, index, &format, sizeof(format));
3520    CHECK_EQ(err, (status_t)OK);
3521#endif
3522
3523    OMX_PARAM_PORTDEFINITIONTYPE def;
3524    InitOMXParams(&def);
3525    def.nPortIndex = kPortIndexOutput;
3526
3527    status_t err = mOMX->getParameter(
3528            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3529    CHECK_EQ(err, (status_t)OK);
3530
3531    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3532
3533    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3534
3535    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingUnused);
3536    imageDef->eColorFormat = format;
3537    imageDef->nFrameWidth = width;
3538    imageDef->nFrameHeight = height;
3539
3540    switch (format) {
3541        case OMX_COLOR_FormatYUV420PackedPlanar:
3542        case OMX_COLOR_FormatYUV411Planar:
3543        {
3544            def.nBufferSize = (width * height * 3) / 2;
3545            break;
3546        }
3547
3548        case OMX_COLOR_FormatCbYCrY:
3549        {
3550            def.nBufferSize = width * height * 2;
3551            break;
3552        }
3553
3554        case OMX_COLOR_Format32bitARGB8888:
3555        {
3556            def.nBufferSize = width * height * 4;
3557            break;
3558        }
3559
3560        case OMX_COLOR_Format16bitARGB4444:
3561        case OMX_COLOR_Format16bitARGB1555:
3562        case OMX_COLOR_Format16bitRGB565:
3563        case OMX_COLOR_Format16bitBGR565:
3564        {
3565            def.nBufferSize = width * height * 2;
3566            break;
3567        }
3568
3569        default:
3570            CHECK(!"Should not be here. Unknown color format.");
3571            break;
3572    }
3573
3574    def.nBufferCountActual = def.nBufferCountMin;
3575
3576    err = mOMX->setParameter(
3577            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3578    CHECK_EQ(err, (status_t)OK);
3579}
3580
3581void OMXCodec::setJPEGInputFormat(
3582        OMX_U32 width, OMX_U32 height, OMX_U32 compressedSize) {
3583    OMX_PARAM_PORTDEFINITIONTYPE def;
3584    InitOMXParams(&def);
3585    def.nPortIndex = kPortIndexInput;
3586
3587    status_t err = mOMX->getParameter(
3588            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3589    CHECK_EQ(err, (status_t)OK);
3590
3591    CHECK_EQ((int)def.eDomain, (int)OMX_PortDomainImage);
3592    OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
3593
3594    CHECK_EQ((int)imageDef->eCompressionFormat, (int)OMX_IMAGE_CodingJPEG);
3595    imageDef->nFrameWidth = width;
3596    imageDef->nFrameHeight = height;
3597
3598    def.nBufferSize = compressedSize;
3599    def.nBufferCountActual = def.nBufferCountMin;
3600
3601    err = mOMX->setParameter(
3602            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
3603    CHECK_EQ(err, (status_t)OK);
3604}
3605
3606void OMXCodec::addCodecSpecificData(const void *data, size_t size) {
3607    CodecSpecificData *specific =
3608        (CodecSpecificData *)malloc(sizeof(CodecSpecificData) + size - 1);
3609
3610    specific->mSize = size;
3611    memcpy(specific->mData, data, size);
3612
3613    mCodecSpecificData.push(specific);
3614}
3615
3616void OMXCodec::clearCodecSpecificData() {
3617    for (size_t i = 0; i < mCodecSpecificData.size(); ++i) {
3618        free(mCodecSpecificData.editItemAt(i));
3619    }
3620    mCodecSpecificData.clear();
3621    mCodecSpecificDataIndex = 0;
3622}
3623
3624status_t OMXCodec::start(MetaData *meta) {
3625    Mutex::Autolock autoLock(mLock);
3626
3627    if (mState != LOADED) {
3628        return UNKNOWN_ERROR;
3629    }
3630
3631    sp<MetaData> params = new MetaData;
3632    if (mQuirks & kWantsNALFragments) {
3633        params->setInt32(kKeyWantsNALFragments, true);
3634    }
3635    if (meta) {
3636        int64_t startTimeUs = 0;
3637        int64_t timeUs;
3638        if (meta->findInt64(kKeyTime, &timeUs)) {
3639            startTimeUs = timeUs;
3640        }
3641        params->setInt64(kKeyTime, startTimeUs);
3642    }
3643    status_t err = mSource->start(params.get());
3644
3645    if (err != OK) {
3646        return err;
3647    }
3648
3649    mCodecSpecificDataIndex = 0;
3650    mInitialBufferSubmit = true;
3651    mSignalledEOS = false;
3652    mNoMoreOutputData = false;
3653    mOutputPortSettingsHaveChanged = false;
3654    mSeekTimeUs = -1;
3655    mSeekMode = ReadOptions::SEEK_CLOSEST_SYNC;
3656    mTargetTimeUs = -1;
3657    mFilledBuffers.clear();
3658    mPaused = false;
3659
3660    return init();
3661}
3662
3663status_t OMXCodec::stop() {
3664    CODEC_LOGV("stop mState=%d", mState);
3665
3666    Mutex::Autolock autoLock(mLock);
3667
3668    while (isIntermediateState(mState)) {
3669        mAsyncCompletion.wait(mLock);
3670    }
3671
3672    bool isError = false;
3673    switch (mState) {
3674        case LOADED:
3675            break;
3676
3677        case ERROR:
3678        {
3679            OMX_STATETYPE state = OMX_StateInvalid;
3680            status_t err = mOMX->getState(mNode, &state);
3681            CHECK_EQ(err, (status_t)OK);
3682
3683            if (state != OMX_StateExecuting) {
3684                break;
3685            }
3686            // else fall through to the idling code
3687            isError = true;
3688        }
3689
3690        case EXECUTING:
3691        {
3692            setState(EXECUTING_TO_IDLE);
3693
3694            if (mQuirks & kRequiresFlushBeforeShutdown) {
3695                CODEC_LOGV("This component requires a flush before transitioning "
3696                     "from EXECUTING to IDLE...");
3697
3698                bool emulateInputFlushCompletion =
3699                    !flushPortAsync(kPortIndexInput);
3700
3701                bool emulateOutputFlushCompletion =
3702                    !flushPortAsync(kPortIndexOutput);
3703
3704                if (emulateInputFlushCompletion) {
3705                    onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3706                }
3707
3708                if (emulateOutputFlushCompletion) {
3709                    onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3710                }
3711            } else {
3712                mPortStatus[kPortIndexInput] = SHUTTING_DOWN;
3713                mPortStatus[kPortIndexOutput] = SHUTTING_DOWN;
3714
3715                status_t err =
3716                    mOMX->sendCommand(mNode, OMX_CommandStateSet, OMX_StateIdle);
3717                CHECK_EQ(err, (status_t)OK);
3718            }
3719
3720            while (mState != LOADED && mState != ERROR) {
3721                mAsyncCompletion.wait(mLock);
3722            }
3723
3724            if (isError) {
3725                // We were in the ERROR state coming in, so restore that now
3726                // that we've idled the OMX component.
3727                setState(ERROR);
3728            }
3729
3730            break;
3731        }
3732
3733        default:
3734        {
3735            CHECK(!"should not be here.");
3736            break;
3737        }
3738    }
3739
3740    if (mLeftOverBuffer) {
3741        mLeftOverBuffer->release();
3742        mLeftOverBuffer = NULL;
3743    }
3744
3745    mSource->stop();
3746
3747    CODEC_LOGV("stopped in state %d", mState);
3748
3749    return OK;
3750}
3751
3752sp<MetaData> OMXCodec::getFormat() {
3753    Mutex::Autolock autoLock(mLock);
3754
3755    return mOutputFormat;
3756}
3757
3758status_t OMXCodec::read(
3759        MediaBuffer **buffer, const ReadOptions *options) {
3760    status_t err = OK;
3761    *buffer = NULL;
3762
3763    Mutex::Autolock autoLock(mLock);
3764
3765    if (mState != EXECUTING && mState != RECONFIGURING) {
3766        return UNKNOWN_ERROR;
3767    }
3768
3769    bool seeking = false;
3770    int64_t seekTimeUs;
3771    ReadOptions::SeekMode seekMode;
3772    if (options && options->getSeekTo(&seekTimeUs, &seekMode)) {
3773        seeking = true;
3774    }
3775
3776    if (mInitialBufferSubmit) {
3777        mInitialBufferSubmit = false;
3778
3779        if (seeking) {
3780            CHECK(seekTimeUs >= 0);
3781            mSeekTimeUs = seekTimeUs;
3782            mSeekMode = seekMode;
3783
3784            // There's no reason to trigger the code below, there's
3785            // nothing to flush yet.
3786            seeking = false;
3787            mPaused = false;
3788        }
3789
3790        drainInputBuffers();
3791
3792        if (mState == EXECUTING) {
3793            // Otherwise mState == RECONFIGURING and this code will trigger
3794            // after the output port is reenabled.
3795            fillOutputBuffers();
3796        }
3797    }
3798
3799    if (seeking) {
3800        while (mState == RECONFIGURING) {
3801            if ((err = waitForBufferFilled_l()) != OK) {
3802                return err;
3803            }
3804        }
3805
3806        if (mState != EXECUTING) {
3807            return UNKNOWN_ERROR;
3808        }
3809
3810        CODEC_LOGV("seeking to %lld us (%.2f secs)", seekTimeUs, seekTimeUs / 1E6);
3811
3812        mSignalledEOS = false;
3813
3814        CHECK(seekTimeUs >= 0);
3815        mSeekTimeUs = seekTimeUs;
3816        mSeekMode = seekMode;
3817
3818        mFilledBuffers.clear();
3819
3820        CHECK_EQ((int)mState, (int)EXECUTING);
3821
3822        bool emulateInputFlushCompletion = !flushPortAsync(kPortIndexInput);
3823        bool emulateOutputFlushCompletion = !flushPortAsync(kPortIndexOutput);
3824
3825        if (emulateInputFlushCompletion) {
3826            onCmdComplete(OMX_CommandFlush, kPortIndexInput);
3827        }
3828
3829        if (emulateOutputFlushCompletion) {
3830            onCmdComplete(OMX_CommandFlush, kPortIndexOutput);
3831        }
3832
3833        while (mSeekTimeUs >= 0) {
3834            if ((err = waitForBufferFilled_l()) != OK) {
3835                return err;
3836            }
3837        }
3838    }
3839
3840    while (mState != ERROR && !mNoMoreOutputData && mFilledBuffers.empty()) {
3841        if ((err = waitForBufferFilled_l()) != OK) {
3842            return err;
3843        }
3844    }
3845
3846    if (mState == ERROR) {
3847        return UNKNOWN_ERROR;
3848    }
3849
3850    if (mFilledBuffers.empty()) {
3851        return mSignalledEOS ? mFinalStatus : ERROR_END_OF_STREAM;
3852    }
3853
3854    if (mOutputPortSettingsHaveChanged) {
3855        mOutputPortSettingsHaveChanged = false;
3856
3857        return INFO_FORMAT_CHANGED;
3858    }
3859
3860    size_t index = *mFilledBuffers.begin();
3861    mFilledBuffers.erase(mFilledBuffers.begin());
3862
3863    BufferInfo *info = &mPortBuffers[kPortIndexOutput].editItemAt(index);
3864    CHECK_EQ((int)info->mStatus, (int)OWNED_BY_US);
3865    info->mStatus = OWNED_BY_CLIENT;
3866
3867    info->mMediaBuffer->add_ref();
3868    if (mSkipCutBuffer) {
3869        mSkipCutBuffer->submit(info->mMediaBuffer);
3870    }
3871    *buffer = info->mMediaBuffer;
3872
3873    return OK;
3874}
3875
3876void OMXCodec::signalBufferReturned(MediaBuffer *buffer) {
3877    Mutex::Autolock autoLock(mLock);
3878
3879    Vector<BufferInfo> *buffers = &mPortBuffers[kPortIndexOutput];
3880    for (size_t i = 0; i < buffers->size(); ++i) {
3881        BufferInfo *info = &buffers->editItemAt(i);
3882
3883        if (info->mMediaBuffer == buffer) {
3884            CHECK_EQ((int)mPortStatus[kPortIndexOutput], (int)ENABLED);
3885            CHECK_EQ((int)info->mStatus, (int)OWNED_BY_CLIENT);
3886
3887            info->mStatus = OWNED_BY_US;
3888
3889            if (buffer->graphicBuffer() == 0) {
3890                fillOutputBuffer(info);
3891            } else {
3892                sp<MetaData> metaData = info->mMediaBuffer->meta_data();
3893                int32_t rendered = 0;
3894                if (!metaData->findInt32(kKeyRendered, &rendered)) {
3895                    rendered = 0;
3896                }
3897                if (!rendered) {
3898                    status_t err = cancelBufferToNativeWindow(info);
3899                    if (err < 0) {
3900                        return;
3901                    }
3902                }
3903
3904                info->mStatus = OWNED_BY_NATIVE_WINDOW;
3905
3906                // Dequeue the next buffer from the native window.
3907                BufferInfo *nextBufInfo = dequeueBufferFromNativeWindow();
3908                if (nextBufInfo == 0) {
3909                    return;
3910                }
3911
3912                // Give the buffer to the OMX node to fill.
3913                fillOutputBuffer(nextBufInfo);
3914            }
3915            return;
3916        }
3917    }
3918
3919    CHECK(!"should not be here.");
3920}
3921
3922static const char *imageCompressionFormatString(OMX_IMAGE_CODINGTYPE type) {
3923    static const char *kNames[] = {
3924        "OMX_IMAGE_CodingUnused",
3925        "OMX_IMAGE_CodingAutoDetect",
3926        "OMX_IMAGE_CodingJPEG",
3927        "OMX_IMAGE_CodingJPEG2K",
3928        "OMX_IMAGE_CodingEXIF",
3929        "OMX_IMAGE_CodingTIFF",
3930        "OMX_IMAGE_CodingGIF",
3931        "OMX_IMAGE_CodingPNG",
3932        "OMX_IMAGE_CodingLZW",
3933        "OMX_IMAGE_CodingBMP",
3934    };
3935
3936    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3937
3938    if (type < 0 || (size_t)type >= numNames) {
3939        return "UNKNOWN";
3940    } else {
3941        return kNames[type];
3942    }
3943}
3944
3945static const char *colorFormatString(OMX_COLOR_FORMATTYPE type) {
3946    static const char *kNames[] = {
3947        "OMX_COLOR_FormatUnused",
3948        "OMX_COLOR_FormatMonochrome",
3949        "OMX_COLOR_Format8bitRGB332",
3950        "OMX_COLOR_Format12bitRGB444",
3951        "OMX_COLOR_Format16bitARGB4444",
3952        "OMX_COLOR_Format16bitARGB1555",
3953        "OMX_COLOR_Format16bitRGB565",
3954        "OMX_COLOR_Format16bitBGR565",
3955        "OMX_COLOR_Format18bitRGB666",
3956        "OMX_COLOR_Format18bitARGB1665",
3957        "OMX_COLOR_Format19bitARGB1666",
3958        "OMX_COLOR_Format24bitRGB888",
3959        "OMX_COLOR_Format24bitBGR888",
3960        "OMX_COLOR_Format24bitARGB1887",
3961        "OMX_COLOR_Format25bitARGB1888",
3962        "OMX_COLOR_Format32bitBGRA8888",
3963        "OMX_COLOR_Format32bitARGB8888",
3964        "OMX_COLOR_FormatYUV411Planar",
3965        "OMX_COLOR_FormatYUV411PackedPlanar",
3966        "OMX_COLOR_FormatYUV420Planar",
3967        "OMX_COLOR_FormatYUV420PackedPlanar",
3968        "OMX_COLOR_FormatYUV420SemiPlanar",
3969        "OMX_COLOR_FormatYUV422Planar",
3970        "OMX_COLOR_FormatYUV422PackedPlanar",
3971        "OMX_COLOR_FormatYUV422SemiPlanar",
3972        "OMX_COLOR_FormatYCbYCr",
3973        "OMX_COLOR_FormatYCrYCb",
3974        "OMX_COLOR_FormatCbYCrY",
3975        "OMX_COLOR_FormatCrYCbY",
3976        "OMX_COLOR_FormatYUV444Interleaved",
3977        "OMX_COLOR_FormatRawBayer8bit",
3978        "OMX_COLOR_FormatRawBayer10bit",
3979        "OMX_COLOR_FormatRawBayer8bitcompressed",
3980        "OMX_COLOR_FormatL2",
3981        "OMX_COLOR_FormatL4",
3982        "OMX_COLOR_FormatL8",
3983        "OMX_COLOR_FormatL16",
3984        "OMX_COLOR_FormatL24",
3985        "OMX_COLOR_FormatL32",
3986        "OMX_COLOR_FormatYUV420PackedSemiPlanar",
3987        "OMX_COLOR_FormatYUV422PackedSemiPlanar",
3988        "OMX_COLOR_Format18BitBGR666",
3989        "OMX_COLOR_Format24BitARGB6666",
3990        "OMX_COLOR_Format24BitABGR6666",
3991    };
3992
3993    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
3994
3995    if (type == OMX_TI_COLOR_FormatYUV420PackedSemiPlanar) {
3996        return "OMX_TI_COLOR_FormatYUV420PackedSemiPlanar";
3997    } else if (type == OMX_QCOM_COLOR_FormatYVU420SemiPlanar) {
3998        return "OMX_QCOM_COLOR_FormatYVU420SemiPlanar";
3999    } else if (type < 0 || (size_t)type >= numNames) {
4000        return "UNKNOWN";
4001    } else {
4002        return kNames[type];
4003    }
4004}
4005
4006static const char *videoCompressionFormatString(OMX_VIDEO_CODINGTYPE type) {
4007    static const char *kNames[] = {
4008        "OMX_VIDEO_CodingUnused",
4009        "OMX_VIDEO_CodingAutoDetect",
4010        "OMX_VIDEO_CodingMPEG2",
4011        "OMX_VIDEO_CodingH263",
4012        "OMX_VIDEO_CodingMPEG4",
4013        "OMX_VIDEO_CodingWMV",
4014        "OMX_VIDEO_CodingRV",
4015        "OMX_VIDEO_CodingAVC",
4016        "OMX_VIDEO_CodingMJPEG",
4017    };
4018
4019    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4020
4021    if (type < 0 || (size_t)type >= numNames) {
4022        return "UNKNOWN";
4023    } else {
4024        return kNames[type];
4025    }
4026}
4027
4028static const char *audioCodingTypeString(OMX_AUDIO_CODINGTYPE type) {
4029    static const char *kNames[] = {
4030        "OMX_AUDIO_CodingUnused",
4031        "OMX_AUDIO_CodingAutoDetect",
4032        "OMX_AUDIO_CodingPCM",
4033        "OMX_AUDIO_CodingADPCM",
4034        "OMX_AUDIO_CodingAMR",
4035        "OMX_AUDIO_CodingGSMFR",
4036        "OMX_AUDIO_CodingGSMEFR",
4037        "OMX_AUDIO_CodingGSMHR",
4038        "OMX_AUDIO_CodingPDCFR",
4039        "OMX_AUDIO_CodingPDCEFR",
4040        "OMX_AUDIO_CodingPDCHR",
4041        "OMX_AUDIO_CodingTDMAFR",
4042        "OMX_AUDIO_CodingTDMAEFR",
4043        "OMX_AUDIO_CodingQCELP8",
4044        "OMX_AUDIO_CodingQCELP13",
4045        "OMX_AUDIO_CodingEVRC",
4046        "OMX_AUDIO_CodingSMV",
4047        "OMX_AUDIO_CodingG711",
4048        "OMX_AUDIO_CodingG723",
4049        "OMX_AUDIO_CodingG726",
4050        "OMX_AUDIO_CodingG729",
4051        "OMX_AUDIO_CodingAAC",
4052        "OMX_AUDIO_CodingMP3",
4053        "OMX_AUDIO_CodingSBC",
4054        "OMX_AUDIO_CodingVORBIS",
4055        "OMX_AUDIO_CodingWMA",
4056        "OMX_AUDIO_CodingRA",
4057        "OMX_AUDIO_CodingMIDI",
4058    };
4059
4060    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4061
4062    if (type < 0 || (size_t)type >= numNames) {
4063        return "UNKNOWN";
4064    } else {
4065        return kNames[type];
4066    }
4067}
4068
4069static const char *audioPCMModeString(OMX_AUDIO_PCMMODETYPE type) {
4070    static const char *kNames[] = {
4071        "OMX_AUDIO_PCMModeLinear",
4072        "OMX_AUDIO_PCMModeALaw",
4073        "OMX_AUDIO_PCMModeMULaw",
4074    };
4075
4076    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4077
4078    if (type < 0 || (size_t)type >= numNames) {
4079        return "UNKNOWN";
4080    } else {
4081        return kNames[type];
4082    }
4083}
4084
4085static const char *amrBandModeString(OMX_AUDIO_AMRBANDMODETYPE type) {
4086    static const char *kNames[] = {
4087        "OMX_AUDIO_AMRBandModeUnused",
4088        "OMX_AUDIO_AMRBandModeNB0",
4089        "OMX_AUDIO_AMRBandModeNB1",
4090        "OMX_AUDIO_AMRBandModeNB2",
4091        "OMX_AUDIO_AMRBandModeNB3",
4092        "OMX_AUDIO_AMRBandModeNB4",
4093        "OMX_AUDIO_AMRBandModeNB5",
4094        "OMX_AUDIO_AMRBandModeNB6",
4095        "OMX_AUDIO_AMRBandModeNB7",
4096        "OMX_AUDIO_AMRBandModeWB0",
4097        "OMX_AUDIO_AMRBandModeWB1",
4098        "OMX_AUDIO_AMRBandModeWB2",
4099        "OMX_AUDIO_AMRBandModeWB3",
4100        "OMX_AUDIO_AMRBandModeWB4",
4101        "OMX_AUDIO_AMRBandModeWB5",
4102        "OMX_AUDIO_AMRBandModeWB6",
4103        "OMX_AUDIO_AMRBandModeWB7",
4104        "OMX_AUDIO_AMRBandModeWB8",
4105    };
4106
4107    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4108
4109    if (type < 0 || (size_t)type >= numNames) {
4110        return "UNKNOWN";
4111    } else {
4112        return kNames[type];
4113    }
4114}
4115
4116static const char *amrFrameFormatString(OMX_AUDIO_AMRFRAMEFORMATTYPE type) {
4117    static const char *kNames[] = {
4118        "OMX_AUDIO_AMRFrameFormatConformance",
4119        "OMX_AUDIO_AMRFrameFormatIF1",
4120        "OMX_AUDIO_AMRFrameFormatIF2",
4121        "OMX_AUDIO_AMRFrameFormatFSF",
4122        "OMX_AUDIO_AMRFrameFormatRTPPayload",
4123        "OMX_AUDIO_AMRFrameFormatITU",
4124    };
4125
4126    size_t numNames = sizeof(kNames) / sizeof(kNames[0]);
4127
4128    if (type < 0 || (size_t)type >= numNames) {
4129        return "UNKNOWN";
4130    } else {
4131        return kNames[type];
4132    }
4133}
4134
4135void OMXCodec::dumpPortStatus(OMX_U32 portIndex) {
4136    OMX_PARAM_PORTDEFINITIONTYPE def;
4137    InitOMXParams(&def);
4138    def.nPortIndex = portIndex;
4139
4140    status_t err = mOMX->getParameter(
4141            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4142    CHECK_EQ(err, (status_t)OK);
4143
4144    printf("%s Port = {\n", portIndex == kPortIndexInput ? "Input" : "Output");
4145
4146    CHECK((portIndex == kPortIndexInput && def.eDir == OMX_DirInput)
4147          || (portIndex == kPortIndexOutput && def.eDir == OMX_DirOutput));
4148
4149    printf("  nBufferCountActual = %ld\n", def.nBufferCountActual);
4150    printf("  nBufferCountMin = %ld\n", def.nBufferCountMin);
4151    printf("  nBufferSize = %ld\n", def.nBufferSize);
4152
4153    switch (def.eDomain) {
4154        case OMX_PortDomainImage:
4155        {
4156            const OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4157
4158            printf("\n");
4159            printf("  // Image\n");
4160            printf("  nFrameWidth = %ld\n", imageDef->nFrameWidth);
4161            printf("  nFrameHeight = %ld\n", imageDef->nFrameHeight);
4162            printf("  nStride = %ld\n", imageDef->nStride);
4163
4164            printf("  eCompressionFormat = %s\n",
4165                   imageCompressionFormatString(imageDef->eCompressionFormat));
4166
4167            printf("  eColorFormat = %s\n",
4168                   colorFormatString(imageDef->eColorFormat));
4169
4170            break;
4171        }
4172
4173        case OMX_PortDomainVideo:
4174        {
4175            OMX_VIDEO_PORTDEFINITIONTYPE *videoDef = &def.format.video;
4176
4177            printf("\n");
4178            printf("  // Video\n");
4179            printf("  nFrameWidth = %ld\n", videoDef->nFrameWidth);
4180            printf("  nFrameHeight = %ld\n", videoDef->nFrameHeight);
4181            printf("  nStride = %ld\n", videoDef->nStride);
4182
4183            printf("  eCompressionFormat = %s\n",
4184                   videoCompressionFormatString(videoDef->eCompressionFormat));
4185
4186            printf("  eColorFormat = %s\n",
4187                   colorFormatString(videoDef->eColorFormat));
4188
4189            break;
4190        }
4191
4192        case OMX_PortDomainAudio:
4193        {
4194            OMX_AUDIO_PORTDEFINITIONTYPE *audioDef = &def.format.audio;
4195
4196            printf("\n");
4197            printf("  // Audio\n");
4198            printf("  eEncoding = %s\n",
4199                   audioCodingTypeString(audioDef->eEncoding));
4200
4201            if (audioDef->eEncoding == OMX_AUDIO_CodingPCM) {
4202                OMX_AUDIO_PARAM_PCMMODETYPE params;
4203                InitOMXParams(&params);
4204                params.nPortIndex = portIndex;
4205
4206                err = mOMX->getParameter(
4207                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4208                CHECK_EQ(err, (status_t)OK);
4209
4210                printf("  nSamplingRate = %ld\n", params.nSamplingRate);
4211                printf("  nChannels = %ld\n", params.nChannels);
4212                printf("  bInterleaved = %d\n", params.bInterleaved);
4213                printf("  nBitPerSample = %ld\n", params.nBitPerSample);
4214
4215                printf("  eNumData = %s\n",
4216                       params.eNumData == OMX_NumericalDataSigned
4217                        ? "signed" : "unsigned");
4218
4219                printf("  ePCMMode = %s\n", audioPCMModeString(params.ePCMMode));
4220            } else if (audioDef->eEncoding == OMX_AUDIO_CodingAMR) {
4221                OMX_AUDIO_PARAM_AMRTYPE amr;
4222                InitOMXParams(&amr);
4223                amr.nPortIndex = portIndex;
4224
4225                err = mOMX->getParameter(
4226                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4227                CHECK_EQ(err, (status_t)OK);
4228
4229                printf("  nChannels = %ld\n", amr.nChannels);
4230                printf("  eAMRBandMode = %s\n",
4231                        amrBandModeString(amr.eAMRBandMode));
4232                printf("  eAMRFrameFormat = %s\n",
4233                        amrFrameFormatString(amr.eAMRFrameFormat));
4234            }
4235
4236            break;
4237        }
4238
4239        default:
4240        {
4241            printf("  // Unknown\n");
4242            break;
4243        }
4244    }
4245
4246    printf("}\n");
4247}
4248
4249status_t OMXCodec::initNativeWindow() {
4250    // Enable use of a GraphicBuffer as the output for this node.  This must
4251    // happen before getting the IndexParamPortDefinition parameter because it
4252    // will affect the pixel format that the node reports.
4253    status_t err = mOMX->enableGraphicBuffers(mNode, kPortIndexOutput, OMX_TRUE);
4254    if (err != 0) {
4255        return err;
4256    }
4257
4258    return OK;
4259}
4260
4261void OMXCodec::initNativeWindowCrop() {
4262    int32_t left, top, right, bottom;
4263
4264    CHECK(mOutputFormat->findRect(
4265                        kKeyCropRect,
4266                        &left, &top, &right, &bottom));
4267
4268    android_native_rect_t crop;
4269    crop.left = left;
4270    crop.top = top;
4271    crop.right = right + 1;
4272    crop.bottom = bottom + 1;
4273
4274    // We'll ignore any errors here, if the surface is
4275    // already invalid, we'll know soon enough.
4276    native_window_set_crop(mNativeWindow.get(), &crop);
4277}
4278
4279void OMXCodec::initOutputFormat(const sp<MetaData> &inputFormat) {
4280    mOutputFormat = new MetaData;
4281    mOutputFormat->setCString(kKeyDecoderComponent, mComponentName);
4282    if (mIsEncoder) {
4283        int32_t timeScale;
4284        if (inputFormat->findInt32(kKeyTimeScale, &timeScale)) {
4285            mOutputFormat->setInt32(kKeyTimeScale, timeScale);
4286        }
4287    }
4288
4289    OMX_PARAM_PORTDEFINITIONTYPE def;
4290    InitOMXParams(&def);
4291    def.nPortIndex = kPortIndexOutput;
4292
4293    status_t err = mOMX->getParameter(
4294            mNode, OMX_IndexParamPortDefinition, &def, sizeof(def));
4295    CHECK_EQ(err, (status_t)OK);
4296
4297    switch (def.eDomain) {
4298        case OMX_PortDomainImage:
4299        {
4300            OMX_IMAGE_PORTDEFINITIONTYPE *imageDef = &def.format.image;
4301            CHECK_EQ((int)imageDef->eCompressionFormat,
4302                     (int)OMX_IMAGE_CodingUnused);
4303
4304            mOutputFormat->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4305            mOutputFormat->setInt32(kKeyColorFormat, imageDef->eColorFormat);
4306            mOutputFormat->setInt32(kKeyWidth, imageDef->nFrameWidth);
4307            mOutputFormat->setInt32(kKeyHeight, imageDef->nFrameHeight);
4308            break;
4309        }
4310
4311        case OMX_PortDomainAudio:
4312        {
4313            OMX_AUDIO_PORTDEFINITIONTYPE *audio_def = &def.format.audio;
4314
4315            if (audio_def->eEncoding == OMX_AUDIO_CodingPCM) {
4316                OMX_AUDIO_PARAM_PCMMODETYPE params;
4317                InitOMXParams(&params);
4318                params.nPortIndex = kPortIndexOutput;
4319
4320                err = mOMX->getParameter(
4321                        mNode, OMX_IndexParamAudioPcm, &params, sizeof(params));
4322                CHECK_EQ(err, (status_t)OK);
4323
4324                CHECK_EQ((int)params.eNumData, (int)OMX_NumericalDataSigned);
4325                CHECK_EQ(params.nBitPerSample, 16u);
4326                CHECK_EQ((int)params.ePCMMode, (int)OMX_AUDIO_PCMModeLinear);
4327
4328                int32_t numChannels, sampleRate;
4329                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4330                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4331
4332                if ((OMX_U32)numChannels != params.nChannels) {
4333                    ALOGV("Codec outputs a different number of channels than "
4334                         "the input stream contains (contains %d channels, "
4335                         "codec outputs %ld channels).",
4336                         numChannels, params.nChannels);
4337                }
4338
4339                if (sampleRate != (int32_t)params.nSamplingRate) {
4340                    ALOGV("Codec outputs at different sampling rate than "
4341                         "what the input stream contains (contains data at "
4342                         "%d Hz, codec outputs %lu Hz)",
4343                         sampleRate, params.nSamplingRate);
4344                }
4345
4346                mOutputFormat->setCString(
4347                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
4348
4349                // Use the codec-advertised number of channels, as some
4350                // codecs appear to output stereo even if the input data is
4351                // mono. If we know the codec lies about this information,
4352                // use the actual number of channels instead.
4353                mOutputFormat->setInt32(
4354                        kKeyChannelCount,
4355                        (mQuirks & kDecoderLiesAboutNumberOfChannels)
4356                            ? numChannels : params.nChannels);
4357
4358                mOutputFormat->setInt32(kKeySampleRate, params.nSamplingRate);
4359            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAMR) {
4360                OMX_AUDIO_PARAM_AMRTYPE amr;
4361                InitOMXParams(&amr);
4362                amr.nPortIndex = kPortIndexOutput;
4363
4364                err = mOMX->getParameter(
4365                        mNode, OMX_IndexParamAudioAmr, &amr, sizeof(amr));
4366                CHECK_EQ(err, (status_t)OK);
4367
4368                CHECK_EQ(amr.nChannels, 1u);
4369                mOutputFormat->setInt32(kKeyChannelCount, 1);
4370
4371                if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeNB0
4372                    && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeNB7) {
4373                    mOutputFormat->setCString(
4374                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_NB);
4375                    mOutputFormat->setInt32(kKeySampleRate, 8000);
4376                } else if (amr.eAMRBandMode >= OMX_AUDIO_AMRBandModeWB0
4377                            && amr.eAMRBandMode <= OMX_AUDIO_AMRBandModeWB8) {
4378                    mOutputFormat->setCString(
4379                            kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AMR_WB);
4380                    mOutputFormat->setInt32(kKeySampleRate, 16000);
4381                } else {
4382                    CHECK(!"Unknown AMR band mode.");
4383                }
4384            } else if (audio_def->eEncoding == OMX_AUDIO_CodingAAC) {
4385                mOutputFormat->setCString(
4386                        kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_AAC);
4387                int32_t numChannels, sampleRate, bitRate;
4388                inputFormat->findInt32(kKeyChannelCount, &numChannels);
4389                inputFormat->findInt32(kKeySampleRate, &sampleRate);
4390                inputFormat->findInt32(kKeyBitRate, &bitRate);
4391                mOutputFormat->setInt32(kKeyChannelCount, numChannels);
4392                mOutputFormat->setInt32(kKeySampleRate, sampleRate);
4393                mOutputFormat->setInt32(kKeyBitRate, bitRate);
4394            } else {
4395                CHECK(!"Should not be here. Unknown audio encoding.");
4396            }
4397            break;
4398        }
4399
4400        case OMX_PortDomainVideo:
4401        {
4402            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &def.format.video;
4403
4404            if (video_def->eCompressionFormat == OMX_VIDEO_CodingUnused) {
4405                mOutputFormat->setCString(
4406                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW);
4407            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingMPEG4) {
4408                mOutputFormat->setCString(
4409                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_MPEG4);
4410            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingH263) {
4411                mOutputFormat->setCString(
4412                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_H263);
4413            } else if (video_def->eCompressionFormat == OMX_VIDEO_CodingAVC) {
4414                mOutputFormat->setCString(
4415                        kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_AVC);
4416            } else {
4417                CHECK(!"Unknown compression format.");
4418            }
4419
4420            mOutputFormat->setInt32(kKeyWidth, video_def->nFrameWidth);
4421            mOutputFormat->setInt32(kKeyHeight, video_def->nFrameHeight);
4422            mOutputFormat->setInt32(kKeyColorFormat, video_def->eColorFormat);
4423
4424            if (!mIsEncoder) {
4425                OMX_CONFIG_RECTTYPE rect;
4426                InitOMXParams(&rect);
4427                rect.nPortIndex = kPortIndexOutput;
4428                status_t err =
4429                        mOMX->getConfig(
4430                            mNode, OMX_IndexConfigCommonOutputCrop,
4431                            &rect, sizeof(rect));
4432
4433                CODEC_LOGI(
4434                        "video dimensions are %ld x %ld",
4435                        video_def->nFrameWidth, video_def->nFrameHeight);
4436
4437                if (err == OK) {
4438                    CHECK_GE(rect.nLeft, 0);
4439                    CHECK_GE(rect.nTop, 0);
4440                    CHECK_GE(rect.nWidth, 0u);
4441                    CHECK_GE(rect.nHeight, 0u);
4442                    CHECK_LE(rect.nLeft + rect.nWidth - 1, video_def->nFrameWidth);
4443                    CHECK_LE(rect.nTop + rect.nHeight - 1, video_def->nFrameHeight);
4444
4445                    mOutputFormat->setRect(
4446                            kKeyCropRect,
4447                            rect.nLeft,
4448                            rect.nTop,
4449                            rect.nLeft + rect.nWidth - 1,
4450                            rect.nTop + rect.nHeight - 1);
4451
4452                    CODEC_LOGI(
4453                            "Crop rect is %ld x %ld @ (%ld, %ld)",
4454                            rect.nWidth, rect.nHeight, rect.nLeft, rect.nTop);
4455                } else {
4456                    mOutputFormat->setRect(
4457                            kKeyCropRect,
4458                            0, 0,
4459                            video_def->nFrameWidth - 1,
4460                            video_def->nFrameHeight - 1);
4461                }
4462
4463                if (mNativeWindow != NULL) {
4464                     initNativeWindowCrop();
4465                }
4466            }
4467            break;
4468        }
4469
4470        default:
4471        {
4472            CHECK(!"should not be here, neither audio nor video.");
4473            break;
4474        }
4475    }
4476
4477    // If the input format contains rotation information, flag the output
4478    // format accordingly.
4479
4480    int32_t rotationDegrees;
4481    if (mSource->getFormat()->findInt32(kKeyRotation, &rotationDegrees)) {
4482        mOutputFormat->setInt32(kKeyRotation, rotationDegrees);
4483    }
4484}
4485
4486status_t OMXCodec::pause() {
4487    Mutex::Autolock autoLock(mLock);
4488
4489    mPaused = true;
4490
4491    return OK;
4492}
4493
4494////////////////////////////////////////////////////////////////////////////////
4495
4496status_t QueryCodecs(
4497        const sp<IOMX> &omx,
4498        const char *mime, bool queryDecoders, bool hwCodecOnly,
4499        Vector<CodecCapabilities> *results) {
4500    Vector<String8> matchingCodecs;
4501    results->clear();
4502
4503    OMXCodec::findMatchingCodecs(mime,
4504            !queryDecoders /*createEncoder*/,
4505            NULL /*matchComponentName*/,
4506            hwCodecOnly ? OMXCodec::kHardwareCodecsOnly : 0 /*flags*/,
4507            &matchingCodecs);
4508
4509    for (size_t c = 0; c < matchingCodecs.size(); c++) {
4510        const char *componentName = matchingCodecs.itemAt(c).string();
4511
4512        if (strncmp(componentName, "OMX.", 4)) {
4513            // Not an OpenMax component but a software codec.
4514
4515            results->push();
4516            CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4517            caps->mComponentName = componentName;
4518            continue;
4519        }
4520
4521        sp<OMXCodecObserver> observer = new OMXCodecObserver;
4522        IOMX::node_id node;
4523        status_t err = omx->allocateNode(componentName, observer, &node);
4524
4525        if (err != OK) {
4526            continue;
4527        }
4528
4529        OMXCodec::setComponentRole(omx, node, !queryDecoders, mime);
4530
4531        results->push();
4532        CodecCapabilities *caps = &results->editItemAt(results->size() - 1);
4533        caps->mComponentName = componentName;
4534
4535        OMX_VIDEO_PARAM_PROFILELEVELTYPE param;
4536        InitOMXParams(&param);
4537
4538        param.nPortIndex = queryDecoders ? 0 : 1;
4539
4540        for (param.nProfileIndex = 0;; ++param.nProfileIndex) {
4541            err = omx->getParameter(
4542                    node, OMX_IndexParamVideoProfileLevelQuerySupported,
4543                    &param, sizeof(param));
4544
4545            if (err != OK) {
4546                break;
4547            }
4548
4549            CodecProfileLevel profileLevel;
4550            profileLevel.mProfile = param.eProfile;
4551            profileLevel.mLevel = param.eLevel;
4552
4553            caps->mProfileLevels.push(profileLevel);
4554        }
4555
4556        // Color format query
4557        OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
4558        InitOMXParams(&portFormat);
4559        portFormat.nPortIndex = queryDecoders ? 1 : 0;
4560        for (portFormat.nIndex = 0;; ++portFormat.nIndex)  {
4561            err = omx->getParameter(
4562                    node, OMX_IndexParamVideoPortFormat,
4563                    &portFormat, sizeof(portFormat));
4564            if (err != OK) {
4565                break;
4566            }
4567            caps->mColorFormats.push(portFormat.eColorFormat);
4568        }
4569
4570        CHECK_EQ(omx->freeNode(node), (status_t)OK);
4571    }
4572
4573    return OK;
4574}
4575
4576status_t QueryCodecs(
4577        const sp<IOMX> &omx,
4578        const char *mimeType, bool queryDecoders,
4579        Vector<CodecCapabilities> *results) {
4580    return QueryCodecs(omx, mimeType, queryDecoders, false /*hwCodecOnly*/, results);
4581}
4582
4583void OMXCodec::restorePatchedDataPointer(BufferInfo *info) {
4584    CHECK(mIsEncoder && (mQuirks & kAvoidMemcopyInputRecordingFrames));
4585    CHECK(mOMXLivesLocally);
4586
4587    OMX_BUFFERHEADERTYPE *header = (OMX_BUFFERHEADERTYPE *)info->mBuffer;
4588    header->pBuffer = (OMX_U8 *)info->mData;
4589}
4590
4591}  // namespace android
4592