xref: /aosp_15_r20/frameworks/av/media/codec2/components/aom/C2SoftAomEnc.cpp (revision ec779b8e0859a360c3d303172224686826e6e0e1)
1 /*
2  * Copyright (C) 2022 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 "C2SoftAomEnc"
19 #include <log/log.h>
20 
21 #include <media/stagefright/foundation/AUtils.h>
22 #include <media/stagefright/foundation/MediaDefs.h>
23 
24 #include <C2Debug.h>
25 #include <Codec2CommonUtils.h>
26 #include <Codec2Mapper.h>
27 #include <C2PlatformSupport.h>
28 #include <SimpleC2Interface.h>
29 
30 #include "C2SoftAomEnc.h"
31 
32 /* Quantization param values defined by the spec */
33 #define AOM_QP_MIN 0
34 #define AOM_QP_MAX 63
35 #define AOM_QP_DEFAULT_MIN AOM_QP_MIN
36 #define AOM_QP_DEFAULT_MAX AOM_QP_MAX
37 
38 namespace android {
39 
40 constexpr char COMPONENT_NAME[] = "c2.android.av1.encoder";
41 
42 #define DEFAULT_SPEED 10
43 
IntfImpl(const std::shared_ptr<C2ReflectorHelper> & helper)44 C2SoftAomEnc::IntfImpl::IntfImpl(const std::shared_ptr<C2ReflectorHelper>& helper)
45     : SimpleInterface<void>::BaseParams(helper, COMPONENT_NAME, C2Component::KIND_ENCODER,
46                                         C2Component::DOMAIN_VIDEO, MEDIA_MIMETYPE_VIDEO_AV1) {
47     noPrivateBuffers();  // TODO: account for our buffers here
48     noInputReferences();
49     noOutputReferences();
50     noInputLatency();
51     noTimeStretch();
52     setDerivedInstance(this);
53 
54     addParameter(DefineParam(mUsage, C2_PARAMKEY_INPUT_STREAM_USAGE)
55                          .withConstValue(new C2StreamUsageTuning::input(
56                                  0u, (uint64_t)C2MemoryUsage::CPU_READ))
57                          .build());
58 
59     // Odd dimension support in encoders requires Android V and above
60     size_t stepSize = isAtLeastV() ? 1 : 2;
61     addParameter(DefineParam(mSize, C2_PARAMKEY_PICTURE_SIZE)
62                          .withDefault(new C2StreamPictureSizeInfo::input(0u, 320, 240))
63                          .withFields({
64                                  C2F(mSize, width).inRange(2, 2048, stepSize),
65                                  C2F(mSize, height).inRange(2, 2048, stepSize),
66                          })
67                          .withSetter(SizeSetter)
68                          .build());
69 
70     addParameter(DefineParam(mBitrateMode, C2_PARAMKEY_BITRATE_MODE)
71                          .withDefault(new C2StreamBitrateModeTuning::output(
72                                  0u, C2Config::BITRATE_VARIABLE))
73                          .withFields({C2F(mBitrateMode, value)
74                                               .oneOf({C2Config::BITRATE_CONST,
75                                                       C2Config::BITRATE_VARIABLE,
76                                                       C2Config::BITRATE_IGNORE})})
77                          .withSetter(Setter<decltype(*mBitrateMode)>::StrictValueWithNoDeps)
78                          .build());
79 
80     addParameter(DefineParam(mFrameRate, C2_PARAMKEY_FRAME_RATE)
81                          .withDefault(new C2StreamFrameRateInfo::output(0u, 30.))
82                          // TODO: More restriction?
83                          .withFields({C2F(mFrameRate, value).greaterThan(0.)})
84                          .withSetter(Setter<decltype(*mFrameRate)>::StrictValueWithNoDeps)
85                          .build());
86 
87     addParameter(DefineParam(mSyncFramePeriod, C2_PARAMKEY_SYNC_FRAME_INTERVAL)
88                          .withDefault(new C2StreamSyncFrameIntervalTuning::output(0u, 1000000))
89                          .withFields({C2F(mSyncFramePeriod, value).any()})
90                          .withSetter(Setter<decltype(*mSyncFramePeriod)>::StrictValueWithNoDeps)
91                          .build());
92 
93     addParameter(DefineParam(mBitrate, C2_PARAMKEY_BITRATE)
94                          .withDefault(new C2StreamBitrateInfo::output(0u, 64000))
95                          .withFields({C2F(mBitrate, value).inRange(4096, 40000000)})
96                          .withSetter(BitrateSetter)
97                          .build());
98 
99     addParameter(DefineParam(mComplexity, C2_PARAMKEY_COMPLEXITY)
100                          .withDefault(new C2StreamComplexityTuning::output(0u, 0))
101                          .withFields({C2F(mComplexity, value).inRange(0, 5)})
102                          .withSetter(Setter<decltype(*mComplexity)>::NonStrictValueWithNoDeps)
103                          .build());
104 
105     addParameter(DefineParam(mQuality, C2_PARAMKEY_QUALITY)
106                          .withDefault(new C2StreamQualityTuning::output(0u, 80))
107                          .withFields({C2F(mQuality, value).inRange(0, 100)})
108                          .withSetter(Setter<decltype(*mQuality)>::NonStrictValueWithNoDeps)
109                          .build());
110 
111     addParameter(DefineParam(mIntraRefresh, C2_PARAMKEY_INTRA_REFRESH)
112                          .withConstValue(new C2StreamIntraRefreshTuning::output(
113                                  0u, C2Config::INTRA_REFRESH_DISABLED, 0.))
114                          .build());
115 
116     addParameter(DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
117                          .withDefault(new C2StreamProfileLevelInfo::output(0u, PROFILE_AV1_0,
118                                                                            LEVEL_AV1_2))
119                          .withFields({
120                                  C2F(mProfileLevel, profile).equalTo(PROFILE_AV1_0),
121                                  C2F(mProfileLevel, level)
122                                     .oneOf({LEVEL_AV1_2, LEVEL_AV1_2_1, LEVEL_AV1_2_2,
123                                             LEVEL_AV1_2_3, LEVEL_AV1_3, LEVEL_AV1_3_1,
124                                             LEVEL_AV1_3_2, LEVEL_AV1_3_3, LEVEL_AV1_4,
125                                             LEVEL_AV1_4_1}),
126                          })
127                          .withSetter(ProfileLevelSetter, mSize, mFrameRate, mBitrate)
128                          .build());
129 
130     std::vector<uint32_t> pixelFormats = {HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED,
131                                           HAL_PIXEL_FORMAT_YCBCR_420_888};
132     if (isHalPixelFormatSupported((AHardwareBuffer_Format)HAL_PIXEL_FORMAT_YCBCR_P010)) {
133         pixelFormats.push_back(HAL_PIXEL_FORMAT_YCBCR_P010);
134     }
135     addParameter(DefineParam(mPixelFormat, C2_PARAMKEY_PIXEL_FORMAT)
136                          .withDefault(new C2StreamPixelFormatInfo::input(
137                               0u, HAL_PIXEL_FORMAT_YCBCR_420_888))
138                          .withFields({C2F(mPixelFormat, value).oneOf({pixelFormats})})
139                          .withSetter((Setter<decltype(*mPixelFormat)>::StrictValueWithNoDeps))
140                          .build());
141 
142     addParameter(DefineParam(mRequestSync, C2_PARAMKEY_REQUEST_SYNC_FRAME)
143                          .withDefault(new C2StreamRequestSyncFrameTuning::output(0u, C2_FALSE))
144                          .withFields({C2F(mRequestSync, value).oneOf({C2_FALSE, C2_TRUE})})
145                          .withSetter(Setter<decltype(*mRequestSync)>::NonStrictValueWithNoDeps)
146                          .build());
147     addParameter(
148             DefineParam(mColorAspects, C2_PARAMKEY_COLOR_ASPECTS)
149                     .withDefault(new C2StreamColorAspectsInfo::input(
150                             0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
151                             C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
152                     .withFields(
153                             {C2F(mColorAspects, range)
154                                      .inRange(C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
155                              C2F(mColorAspects, primaries)
156                                      .inRange(C2Color::PRIMARIES_UNSPECIFIED,
157                                               C2Color::PRIMARIES_OTHER),
158                              C2F(mColorAspects, transfer)
159                                      .inRange(C2Color::TRANSFER_UNSPECIFIED,
160                                               C2Color::TRANSFER_OTHER),
161                              C2F(mColorAspects, matrix)
162                                      .inRange(C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)})
163                     .withSetter(ColorAspectsSetter)
164                     .build());
165 
166     addParameter(
167             DefineParam(mCodedColorAspects, C2_PARAMKEY_VUI_COLOR_ASPECTS)
168                     .withDefault(new C2StreamColorAspectsInfo::output(
169                             0u, C2Color::RANGE_LIMITED, C2Color::PRIMARIES_UNSPECIFIED,
170                             C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
171                     .withFields(
172                             {C2F(mCodedColorAspects, range)
173                                      .inRange(C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
174                              C2F(mCodedColorAspects, primaries)
175                                      .inRange(C2Color::PRIMARIES_UNSPECIFIED,
176                                               C2Color::PRIMARIES_OTHER),
177                              C2F(mCodedColorAspects, transfer)
178                                      .inRange(C2Color::TRANSFER_UNSPECIFIED,
179                                               C2Color::TRANSFER_OTHER),
180                              C2F(mCodedColorAspects, matrix)
181                                      .inRange(C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)})
182                     .withSetter(CodedColorAspectsSetter, mColorAspects)
183                     .build());
184 
185     addParameter(
186             DefineParam(mPictureQuantization, C2_PARAMKEY_PICTURE_QUANTIZATION)
187             .withDefault(C2StreamPictureQuantizationTuning::output::AllocShared(
188                     0 /* flexCount */, 0u /* stream */))
189             .withFields({C2F(mPictureQuantization, m.values[0].type_).oneOf(
190                             {C2Config::I_FRAME, C2Config::P_FRAME}),
191                          C2F(mPictureQuantization, m.values[0].min).inRange(
192                             AOM_QP_DEFAULT_MIN, AOM_QP_DEFAULT_MAX),
193                          C2F(mPictureQuantization, m.values[0].max).inRange(
194                             AOM_QP_DEFAULT_MIN, AOM_QP_DEFAULT_MAX)})
195             .withSetter(PictureQuantizationSetter)
196             .build());
197 }
198 
BitrateSetter(bool mayBlock,C2P<C2StreamBitrateInfo::output> & me)199 C2R C2SoftAomEnc::IntfImpl::BitrateSetter(bool mayBlock, C2P<C2StreamBitrateInfo::output>& me) {
200     (void)mayBlock;
201     C2R res = C2R::Ok();
202     if (me.v.value < 4096) {
203         me.set().value = 4096;
204     }
205     return res;
206 }
207 
SizeSetter(bool mayBlock,const C2P<C2StreamPictureSizeInfo::input> & oldMe,C2P<C2StreamPictureSizeInfo::input> & me)208 C2R C2SoftAomEnc::IntfImpl::SizeSetter(bool mayBlock,
209                                        const C2P<C2StreamPictureSizeInfo::input>& oldMe,
210                                        C2P<C2StreamPictureSizeInfo::input>& me) {
211     (void)mayBlock;
212     C2R res = C2R::Ok();
213     if (!me.F(me.v.width).supportsAtAll(me.v.width)) {
214         res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.width)));
215         me.set().width = oldMe.v.width;
216     }
217     if (!me.F(me.v.height).supportsAtAll(me.v.height)) {
218         res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.height)));
219         me.set().height = oldMe.v.height;
220     }
221     return res;
222 }
223 
ProfileLevelSetter(bool mayBlock,C2P<C2StreamProfileLevelInfo::output> & me,const C2P<C2StreamPictureSizeInfo::input> & size,const C2P<C2StreamFrameRateInfo::output> & frameRate,const C2P<C2StreamBitrateInfo::output> & bitrate)224 C2R C2SoftAomEnc::IntfImpl::ProfileLevelSetter(bool mayBlock,
225                                                C2P<C2StreamProfileLevelInfo::output>& me,
226                                                const C2P<C2StreamPictureSizeInfo::input>& size,
227                                                const C2P<C2StreamFrameRateInfo::output>& frameRate,
228                                                const C2P<C2StreamBitrateInfo::output>& bitrate) {
229     (void)mayBlock;
230     if (!me.F(me.v.profile).supportsAtAll(me.v.profile)) {
231         me.set().profile = PROFILE_AV1_0;
232     }
233     struct LevelLimits {
234         C2Config::level_t level;
235         float samplesPerSec;
236         uint64_t samples;
237         uint32_t bitrate;
238         size_t maxHSize;
239         size_t maxVSize;
240     };
241     constexpr LevelLimits kLimits[] = {
242             {LEVEL_AV1_2, 4423680, 147456, 1500000, 2048, 1152},
243             {LEVEL_AV1_2_1, 8363520, 278784, 3000000, 2816, 1584},
244             {LEVEL_AV1_3, 19975680, 665856, 6000000, 4352, 2448},
245             {LEVEL_AV1_3_1, 37950720, 1065024, 10000000, 5504, 3096},
246             {LEVEL_AV1_4, 70778880, 2359296, 12000000, 6144, 3456},
247             {LEVEL_AV1_4_1, 141557760, 2359296, 20000000, 6144, 3456},
248     };
249 
250     uint64_t samples = size.v.width * size.v.height;
251     float samplesPerSec = float(samples) * frameRate.v.value;
252 
253     // Check if the supplied level meets the samples / bitrate requirements.
254     // If not, update the level with the lowest level meeting the requirements.
255     bool found = false;
256 
257     // By default needsUpdate = false in case the supplied level does meet
258     // the requirements.
259     bool needsUpdate = false;
260     if (!me.F(me.v.level).supportsAtAll(me.v.level)) {
261         needsUpdate = true;
262     }
263     for (const LevelLimits& limit : kLimits) {
264         if (samples <= limit.samples && samplesPerSec <= limit.samplesPerSec &&
265             bitrate.v.value <= limit.bitrate && size.v.width <= limit.maxHSize &&
266             size.v.height <= limit.maxVSize) {
267             // This is the lowest level that meets the requirements, and if
268             // we haven't seen the supplied level yet, that means we don't
269             // need the update.
270             if (needsUpdate) {
271                 ALOGD("Given level %x does not cover current configuration: "
272                         "adjusting to %x",
273                         me.v.level, limit.level);
274                 me.set().level = limit.level;
275             }
276             found = true;
277             break;
278         }
279         if (me.v.level == limit.level) {
280             // We break out of the loop when the lowest feasible level is
281             // found. The fact that we're here means that our level doesn't
282             // meet the requirement and needs to be updated.
283             needsUpdate = true;
284         }
285     }
286     if (!found) {
287         // We set to the highest supported level.
288         me.set().level = LEVEL_AV1_4_1;
289     }
290     return C2R::Ok();
291 }
292 
getSyncFramePeriod() const293 uint32_t C2SoftAomEnc::IntfImpl::getSyncFramePeriod() const {
294     if (mSyncFramePeriod->value < 0 || mSyncFramePeriod->value == INT64_MAX) {
295         return 0;
296     }
297     double period = mSyncFramePeriod->value / 1e6 * mFrameRate->value;
298     return (uint32_t)c2_max(c2_min(period + 0.5, double(UINT32_MAX)), 1.);
299 }
300 
ColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::input> & me)301 C2R C2SoftAomEnc::IntfImpl::ColorAspectsSetter(bool mayBlock,
302                                                C2P<C2StreamColorAspectsInfo::input>& me) {
303     (void)mayBlock;
304     if (me.v.range > C2Color::RANGE_OTHER) {
305         me.set().range = C2Color::RANGE_OTHER;
306     }
307     if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
308         me.set().primaries = C2Color::PRIMARIES_OTHER;
309     }
310     if (me.v.transfer > C2Color::TRANSFER_OTHER) {
311         me.set().transfer = C2Color::TRANSFER_OTHER;
312     }
313     if (me.v.matrix > C2Color::MATRIX_OTHER) {
314         me.set().matrix = C2Color::MATRIX_OTHER;
315     }
316     return C2R::Ok();
317 }
CodedColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::output> & me,const C2P<C2StreamColorAspectsInfo::input> & coded)318 C2R C2SoftAomEnc::IntfImpl::CodedColorAspectsSetter(
319         bool mayBlock, C2P<C2StreamColorAspectsInfo::output>& me,
320         const C2P<C2StreamColorAspectsInfo::input>& coded) {
321     (void)mayBlock;
322     me.set().range = coded.v.range;
323     me.set().primaries = coded.v.primaries;
324     me.set().transfer = coded.v.transfer;
325     me.set().matrix = coded.v.matrix;
326     return C2R::Ok();
327 }
328 
PictureQuantizationSetter(bool mayBlock,C2P<C2StreamPictureQuantizationTuning::output> & me)329 C2R C2SoftAomEnc::IntfImpl::PictureQuantizationSetter(
330         bool mayBlock, C2P<C2StreamPictureQuantizationTuning::output>& me) {
331     (void)mayBlock;
332     int32_t iMin = AOM_QP_DEFAULT_MIN, pMin = AOM_QP_DEFAULT_MIN;
333     int32_t iMax = AOM_QP_DEFAULT_MAX, pMax = AOM_QP_DEFAULT_MAX;
334     for (size_t i = 0; i < me.v.flexCount(); ++i) {
335         const C2PictureQuantizationStruct &layer = me.v.m.values[i];
336         // layerMin is clamped to [AOM_QP_MIN, layerMax] to avoid error
337         // cases where layer.min > layer.max
338         int32_t layerMax = std::clamp(layer.max, AOM_QP_MIN, AOM_QP_MAX);
339         int32_t layerMin = std::clamp(layer.min, AOM_QP_MIN, layerMax);
340         if (layer.type_ == C2Config::picture_type_t(I_FRAME)) {
341             iMax = layerMax;
342             iMin = layerMin;
343             ALOGV("iMin %d iMax %d", iMin, iMax);
344         } else if (layer.type_ == C2Config::picture_type_t(P_FRAME)) {
345             pMax = layerMax;
346             pMin = layerMin;
347             ALOGV("pMin %d pMax %d", pMin, pMax);
348         }
349     }
350     ALOGV("PictureQuantizationSetter(entry): i %d-%d p %d-%d",
351           iMin, iMax, pMin, pMax);
352 
353     // aom library takes same range for I/P picture type
354     int32_t maxFrameQP = std::min(iMax, pMax);
355     int32_t minFrameQP = std::max(iMin, pMin);
356     if (minFrameQP > maxFrameQP) {
357         minFrameQP = maxFrameQP;
358     }
359     // put them back into the structure
360     for (size_t i = 0; i < me.v.flexCount(); ++i) {
361         const C2PictureQuantizationStruct &layer = me.v.m.values[i];
362 
363         if (layer.type_ == C2Config::picture_type_t(I_FRAME)) {
364             me.set().m.values[i].max = maxFrameQP;
365             me.set().m.values[i].min = minFrameQP;
366         }
367         else if (layer.type_ == C2Config::picture_type_t(P_FRAME)) {
368             me.set().m.values[i].max = maxFrameQP;
369             me.set().m.values[i].min = minFrameQP;
370         }
371     }
372     ALOGV("PictureQuantizationSetter(exit): minFrameQP = %d maxFrameQP = %d",
373           minFrameQP, maxFrameQP);
374     return C2R::Ok();
375 }
376 
getLevel_l() const377 uint32_t C2SoftAomEnc::IntfImpl::getLevel_l() const {
378         return mProfileLevel->level - LEVEL_AV1_2;
379 }
380 
C2SoftAomEnc(const char * name,c2_node_id_t id,const std::shared_ptr<IntfImpl> & intfImpl)381 C2SoftAomEnc::C2SoftAomEnc(const char* name, c2_node_id_t id,
382                            const std::shared_ptr<IntfImpl>& intfImpl)
383     : SimpleC2Component(std::make_shared<SimpleInterface<IntfImpl>>(name, id, intfImpl)),
384       mIntf(intfImpl),
385       mCodecContext(nullptr),
386       mCodecConfiguration(nullptr),
387       mCodecInterface(nullptr),
388       mStrideAlign(2),
389       mBitrateControlMode(AOM_VBR),
390       mMinQuantizer(0),
391       mMaxQuantizer(0),
392       mLastTimestamp(INT64_MAX),
393       mSignalledOutputEos(false),
394       mSignalledError(false),
395       mHeadersReceived(false),
396       mIs10Bit(false) {
397     ALOGV("Constructor");
398 }
399 
~C2SoftAomEnc()400 C2SoftAomEnc::~C2SoftAomEnc() {
401     ALOGV("Destructor");
402     onRelease();
403 }
404 
onInit()405 c2_status_t C2SoftAomEnc::onInit() {
406     return C2_OK;
407 }
408 
onStop()409 c2_status_t C2SoftAomEnc::onStop() {
410     IntfImpl::Lock lock = mIntf->lock();
411     std::shared_ptr<C2StreamRequestSyncFrameTuning::output> requestSync = mIntf->getRequestSync_l();
412     lock.unlock();
413     if (requestSync != mRequestSync) {
414         // we can handle IDR immediately
415         if (requestSync->value) {
416             // unset request
417             C2StreamRequestSyncFrameTuning::output clearSync(0u, C2_FALSE);
418             std::vector<std::unique_ptr<C2SettingResult>> failures;
419             mIntf->config({ &clearSync }, C2_MAY_BLOCK, &failures);
420         }
421         mRequestSync = requestSync;
422     }
423     onRelease();
424     return C2_OK;
425 }
426 
onReset()427 void C2SoftAomEnc::onReset() {
428     (void)onStop();
429 }
430 
onRelease()431 void C2SoftAomEnc::onRelease() {
432     if (mCodecContext) {
433         aom_codec_destroy(mCodecContext);
434         delete mCodecContext;
435         mCodecContext = nullptr;
436     }
437 
438     if (mCodecConfiguration) {
439         delete mCodecConfiguration;
440         mCodecConfiguration = nullptr;
441     }
442 
443     // this one is not allocated by us
444     mCodecInterface = nullptr;
445     mHeadersReceived = false;
446 }
447 
onFlush_sm()448 c2_status_t C2SoftAomEnc::onFlush_sm() {
449     return onStop();
450 }
451 
452 // c2Quality is in range of 0-100 (the more - the better),
453 // for AOM quality we are using a range of 15-50 (the less - the better)
MapC2QualityToAOMQuality(int c2Quality)454 static int MapC2QualityToAOMQuality (int c2Quality) {
455     return 15 + 35 * (100 - c2Quality) / 100;
456 }
457 
MapC2ComplexityToAOMSpeed(int c2Complexity)458 static int MapC2ComplexityToAOMSpeed (int c2Complexity) {
459     int mapping[6] = {10, 9, 8, 7, 6, 6};
460     if (c2Complexity > 5 || c2Complexity < 0) {
461         ALOGW("Wrong complexity setting. Falling back to speed 10");
462         return 10;
463     }
464     return mapping[c2Complexity];
465 }
466 
setupCodecParameters()467 aom_codec_err_t C2SoftAomEnc::setupCodecParameters() {
468     aom_codec_err_t codec_return = AOM_CODEC_OK;
469     const int maxIntraBitratePct = mBitrateControlMode == AOM_CBR ? 300 : 450;
470 
471     codec_return = aom_codec_control(mCodecContext, AV1E_SET_TARGET_SEQ_LEVEL_IDX, mAV1EncLevel);
472     if (codec_return != AOM_CODEC_OK) goto BailOut;
473 
474     codec_return = aom_codec_control(mCodecContext, AOME_SET_CPUUSED,
475                                      MapC2ComplexityToAOMSpeed(mComplexity->value));
476     if (codec_return != AOM_CODEC_OK) goto BailOut;
477 
478     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ROW_MT, 1);
479     if (codec_return != AOM_CODEC_OK) goto BailOut;
480 
481     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_CDEF, 1);
482     if (codec_return != AOM_CODEC_OK) goto BailOut;
483 
484     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_TPL_MODEL, 0);
485     if (codec_return != AOM_CODEC_OK) goto BailOut;
486 
487     codec_return = aom_codec_control(mCodecContext, AV1E_SET_DELTAQ_MODE, 0);
488     if (codec_return != AOM_CODEC_OK) goto BailOut;
489 
490     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_ORDER_HINT, 0);
491     if (codec_return != AOM_CODEC_OK) goto BailOut;
492 
493     codec_return = aom_codec_control(mCodecContext, AV1E_SET_AQ_MODE, 3);
494     if (codec_return != AOM_CODEC_OK) goto BailOut;
495 
496     codec_return = aom_codec_control(mCodecContext, AOME_SET_MAX_INTRA_BITRATE_PCT,
497                                      maxIntraBitratePct);
498     if (codec_return != AOM_CODEC_OK) goto BailOut;
499 
500     codec_return = aom_codec_control(mCodecContext, AV1E_SET_COEFF_COST_UPD_FREQ, 3);
501     if (codec_return != AOM_CODEC_OK) goto BailOut;
502 
503     codec_return = aom_codec_control(mCodecContext, AV1E_SET_MODE_COST_UPD_FREQ, 3);
504     if (codec_return != AOM_CODEC_OK) goto BailOut;
505 
506     codec_return = aom_codec_control(mCodecContext, AV1E_SET_MV_COST_UPD_FREQ, 3);
507     if (codec_return != AOM_CODEC_OK) goto BailOut;
508 
509     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_PALETTE, 0);
510     if (codec_return != AOM_CODEC_OK) goto BailOut;
511 
512     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_OBMC, 0);
513     if (codec_return != AOM_CODEC_OK) goto BailOut;
514 
515     codec_return = aom_codec_control(mCodecContext, AV1E_SET_NOISE_SENSITIVITY, 0);
516     if (codec_return != AOM_CODEC_OK) goto BailOut;
517 
518     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_WARPED_MOTION, 0);
519     if (codec_return != AOM_CODEC_OK) goto BailOut;
520 
521     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_GLOBAL_MOTION, 0);
522     if (codec_return != AOM_CODEC_OK) goto BailOut;
523 
524     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_REF_FRAME_MVS, 0);
525     if (codec_return != AOM_CODEC_OK) goto BailOut;
526 
527     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_CFL_INTRA, 0);
528     if (codec_return != AOM_CODEC_OK) goto BailOut;
529 
530     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_SMOOTH_INTRA, 0);
531     if (codec_return != AOM_CODEC_OK) goto BailOut;
532     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_ANGLE_DELTA, 0);
533     if (codec_return != AOM_CODEC_OK) goto BailOut;
534     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_FILTER_INTRA, 0);
535     if (codec_return != AOM_CODEC_OK) goto BailOut;
536 
537     codec_return = aom_codec_control(mCodecContext, AV1E_SET_INTRA_DEFAULT_TX_ONLY, 1);
538     if (codec_return != AOM_CODEC_OK) goto BailOut;
539     codec_return = aom_codec_control(mCodecContext, AV1E_SET_DISABLE_TRELLIS_QUANT, 1);
540     if (codec_return != AOM_CODEC_OK) goto BailOut;
541 
542     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_DIST_WTD_COMP, 0);
543     if (codec_return != AOM_CODEC_OK) goto BailOut;
544     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_DIFF_WTD_COMP, 0);
545     if (codec_return != AOM_CODEC_OK) goto BailOut;
546     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_DUAL_FILTER, 0);
547     if (codec_return != AOM_CODEC_OK) goto BailOut;
548     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_INTERINTRA_COMP, 0);
549     if (codec_return != AOM_CODEC_OK) goto BailOut;
550     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_INTERINTRA_WEDGE, 0);
551     if (codec_return != AOM_CODEC_OK) goto BailOut;
552     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_INTRA_EDGE_FILTER, 0);
553     if (codec_return != AOM_CODEC_OK) goto BailOut;
554     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_INTRABC, 0);
555     if (codec_return != AOM_CODEC_OK) goto BailOut;
556     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_MASKED_COMP, 0);
557     if (codec_return != AOM_CODEC_OK) goto BailOut;
558     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_PAETH_INTRA, 0);
559     if (codec_return != AOM_CODEC_OK) goto BailOut;
560     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_QM, 0);
561     if (codec_return != AOM_CODEC_OK) goto BailOut;
562     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_RECT_PARTITIONS, 0);
563     if (codec_return != AOM_CODEC_OK) goto BailOut;
564     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_RESTORATION, 0);
565     if (codec_return != AOM_CODEC_OK) goto BailOut;
566     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_SMOOTH_INTERINTRA, 0);
567     if (codec_return != AOM_CODEC_OK) goto BailOut;
568     codec_return = aom_codec_control(mCodecContext, AV1E_SET_ENABLE_TX64, 0);
569     if (codec_return != AOM_CODEC_OK) goto BailOut;
570 
571     codec_return = aom_codec_control(mCodecContext, AV1E_SET_MAX_REFERENCE_FRAMES, 3);
572     if (codec_return != AOM_CODEC_OK) goto BailOut;
573 
574     if (mBitrateControlMode == AOM_Q) {
575         const int aomCQLevel = MapC2QualityToAOMQuality(mQuality->value);
576         ALOGV("Set Q from %d to CQL %d",
577               mQuality->value, aomCQLevel);
578 
579         codec_return = aom_codec_control(mCodecContext, AOME_SET_CQ_LEVEL, aomCQLevel);
580         if (codec_return != AOM_CODEC_OK) goto BailOut;
581     }
582 
583     ColorAspects sfAspects;
584     if (!C2Mapper::map(mColorAspects->primaries, &sfAspects.mPrimaries)) {
585         sfAspects.mPrimaries = android::ColorAspects::PrimariesUnspecified;
586     }
587     if (!C2Mapper::map(mColorAspects->range, &sfAspects.mRange)) {
588         sfAspects.mRange = android::ColorAspects::RangeUnspecified;
589     }
590     if (!C2Mapper::map(mColorAspects->matrix, &sfAspects.mMatrixCoeffs)) {
591         sfAspects.mMatrixCoeffs = android::ColorAspects::MatrixUnspecified;
592     }
593     if (!C2Mapper::map(mColorAspects->transfer, &sfAspects.mTransfer)) {
594         sfAspects.mTransfer = android::ColorAspects::TransferUnspecified;
595     }
596     int32_t primaries, transfer, matrixCoeffs;
597     bool range;
598     ColorUtils::convertCodecColorAspectsToIsoAspects(sfAspects,
599             &primaries,
600             &transfer,
601             &matrixCoeffs,
602             &range);
603 
604     codec_return = aom_codec_control(mCodecContext, AV1E_SET_COLOR_RANGE, range);
605     if (codec_return != AOM_CODEC_OK) goto BailOut;
606     codec_return = aom_codec_control(mCodecContext, AV1E_SET_COLOR_PRIMARIES, primaries);
607     if (codec_return != AOM_CODEC_OK) goto BailOut;
608     codec_return = aom_codec_control(mCodecContext, AV1E_SET_TRANSFER_CHARACTERISTICS, transfer);
609     if (codec_return != AOM_CODEC_OK) goto BailOut;
610     codec_return = aom_codec_control(mCodecContext, AV1E_SET_MATRIX_COEFFICIENTS, matrixCoeffs);
611     if (codec_return != AOM_CODEC_OK) goto BailOut;
612 
613 BailOut:
614     return codec_return;
615 }
616 
initEncoder()617 status_t C2SoftAomEnc::initEncoder() {
618     aom_codec_err_t codec_return;
619     status_t result = UNKNOWN_ERROR;
620     {
621         IntfImpl::Lock lock = mIntf->lock();
622         // Fetch config
623         mSize = mIntf->getSize_l();
624         mBitrate = mIntf->getBitrate_l();
625         mBitrateMode = mIntf->getBitrateMode_l();
626         mFrameRate = mIntf->getFrameRate_l();
627         mIntraRefresh = mIntf->getIntraRefresh_l();
628         mRequestSync = mIntf->getRequestSync_l();
629         mColorAspects = mIntf->getCodedColorAspects_l();
630         mQuality = mIntf->getQuality_l();
631         mComplexity = mIntf->getComplexity_l();
632         mAV1EncLevel = mIntf->getLevel_l();
633         mQpBounds = mIntf->getPictureQuantization_l();
634     }
635 
636 
637     switch (mBitrateMode->value) {
638         case C2Config::BITRATE_CONST:
639             mBitrateControlMode = AOM_CBR;
640             break;
641         case C2Config::BITRATE_IGNORE:
642             mBitrateControlMode = AOM_Q;
643             break;
644         case C2Config::BITRATE_VARIABLE:
645             [[fallthrough]];
646         default:
647             mBitrateControlMode = AOM_VBR;
648             break;
649     }
650 
651     if (mQpBounds->flexCount() > 0) {
652         // read min max qp for sequence
653         for (size_t i = 0; i < mQpBounds->flexCount(); ++i) {
654             const C2PictureQuantizationStruct &layer = mQpBounds->m.values[i];
655             if (layer.type_ == C2Config::picture_type_t(I_FRAME)) {
656                 mMaxQuantizer = layer.max;
657                 mMinQuantizer = layer.min;
658                 break;
659             }
660         }
661     }
662 
663     mCodecInterface = aom_codec_av1_cx();
664     if (!mCodecInterface) goto CleanUp;
665 
666     ALOGD("AOM: initEncoder. BRMode: %u. KF: %u. QP: %u - %u, 10Bit: %d, comlexity %d",
667           (uint32_t)mBitrateControlMode,
668           mIntf->getSyncFramePeriod(), mMinQuantizer, mMaxQuantizer, mIs10Bit, mComplexity->value);
669 
670     mCodecConfiguration = new aom_codec_enc_cfg_t;
671     if (!mCodecConfiguration) goto CleanUp;
672 
673     codec_return = aom_codec_enc_config_default(mCodecInterface, mCodecConfiguration,
674                                                 AOM_USAGE_REALTIME);  // RT mode
675     if (codec_return != AOM_CODEC_OK) {
676         ALOGE("Error populating default configuration for aom encoder.");
677         goto CleanUp;
678     }
679 
680     mCodecConfiguration->g_w = mSize->width;
681     mCodecConfiguration->g_h = mSize->height;
682     mCodecConfiguration->g_bit_depth = mIs10Bit ? AOM_BITS_10 : AOM_BITS_8;
683     mCodecConfiguration->g_input_bit_depth = mIs10Bit ? 10 : 8;
684 
685 
686     mCodecConfiguration->g_threads = 0;
687     mCodecConfiguration->g_error_resilient = 0;
688 
689     // timebase unit is microsecond
690     // g_timebase is in seconds (i.e. 1/1000000 seconds)
691     mCodecConfiguration->g_timebase.num = 1;
692     mCodecConfiguration->g_timebase.den = 1000000;
693     // rc_target_bitrate is in kbps, mBitrate in bps
694     mCodecConfiguration->rc_target_bitrate = (mBitrate->value + 500) / 1000;
695     mCodecConfiguration->rc_end_usage = mBitrateControlMode;
696     // Disable frame drop - not allowed in MediaCodec now.
697     mCodecConfiguration->rc_dropframe_thresh = 0;
698     // Disable lagged encoding.
699     mCodecConfiguration->g_lag_in_frames = 0;
700 
701     // Disable spatial resizing.
702     mCodecConfiguration->rc_resize_mode = 0;
703     // Single-pass mode.
704     mCodecConfiguration->g_pass = AOM_RC_ONE_PASS;
705 
706     // Maximum key frame interval - for CBR boost to 3000
707     mCodecConfiguration->kf_max_dist = 3000;
708     // Encoder determines optimal key frame placement automatically.
709     mCodecConfiguration->kf_mode = AOM_KF_AUTO;
710     // The amount of data that may be buffered by the decoding
711     // application in ms.
712     mCodecConfiguration->rc_buf_sz = 1000;
713 
714     if (mBitrateControlMode == AOM_CBR) {
715         // Initial value of the buffer level in ms.
716         mCodecConfiguration->rc_buf_initial_sz = 500;
717         // Amount of data that the encoder should try to maintain in ms.
718         mCodecConfiguration->rc_buf_optimal_sz = 600;
719         // Maximum amount of bits that can be subtracted from the target
720         // bitrate - expressed as percentage of the target bitrate.
721         mCodecConfiguration->rc_undershoot_pct = 100;
722         // Maximum amount of bits that can be added to the target
723         // bitrate - expressed as percentage of the target bitrate.
724         mCodecConfiguration->rc_overshoot_pct = 10;
725     } else {
726         // Maximum amount of bits that can be subtracted from the target
727         // bitrate - expressed as percentage of the target bitrate.
728         mCodecConfiguration->rc_undershoot_pct = 100;
729         // Maximum amount of bits that can be added to the target
730         // bitrate - expressed as percentage of the target bitrate.
731         mCodecConfiguration->rc_overshoot_pct = 100;
732     }
733 
734     if (mIntf->getSyncFramePeriod() >= 0) {
735         mCodecConfiguration->kf_max_dist = mIntf->getSyncFramePeriod();
736         mCodecConfiguration->kf_min_dist = mIntf->getSyncFramePeriod();
737         mCodecConfiguration->kf_mode = AOM_KF_AUTO;
738     }
739     if (mMinQuantizer > 0) {
740         mCodecConfiguration->rc_min_quantizer = mMinQuantizer;
741     }
742     if (mMaxQuantizer > 0) {
743         mCodecConfiguration->rc_max_quantizer = mMaxQuantizer;
744     } else {
745         if (mBitrateControlMode == AOM_VBR) {
746             // For VBR we are limiting MaxQP to 52 (down 11 steps) to maintain quality
747             // 52 comes from experiments done on libaom standalone app
748             mCodecConfiguration->rc_max_quantizer = 52;
749         }
750     }
751 
752     mCodecContext = new aom_codec_ctx_t;
753     if (!mCodecContext) goto CleanUp;
754     codec_return = aom_codec_enc_init(mCodecContext, mCodecInterface, mCodecConfiguration,
755                                       mIs10Bit ? AOM_CODEC_USE_HIGHBITDEPTH : 0);
756     if (codec_return != AOM_CODEC_OK) {
757         ALOGE("Error initializing aom encoder");
758         goto CleanUp;
759     }
760 
761     codec_return = setupCodecParameters();
762     if (codec_return != AOM_CODEC_OK) {
763         ALOGE("Error setting up codec parameters");
764         goto CleanUp;
765     }
766 
767     mHeadersReceived = false;
768 
769     {
770         uint32_t width = mSize->width;
771         uint32_t height = mSize->height;
772         if (((uint64_t)width * height) > ((uint64_t)INT32_MAX / 3)) {
773             ALOGE("b/25812794, Buffer size is too big, width=%u, height=%u.", width, height);
774         } else {
775             uint32_t stride = (width + mStrideAlign - 1) & ~(mStrideAlign - 1);
776             uint32_t vstride = (height + mStrideAlign - 1) & ~(mStrideAlign - 1);
777             mConversionBuffer = MemoryBlock::Allocate(stride * vstride * 3 / (mIs10Bit? 1 : 2));
778             if (!mConversionBuffer.size()) {
779                 ALOGE("Allocating conversion buffer failed.");
780             } else {
781                 mNumInputFrames = -1;
782                 return OK;
783             }
784         }
785     }
786 
787 CleanUp:
788     onRelease();
789     return result;
790 }
791 
process(const std::unique_ptr<C2Work> & work,const std::shared_ptr<C2BlockPool> & pool)792 void C2SoftAomEnc::process(const std::unique_ptr<C2Work>& work,
793                            const std::shared_ptr<C2BlockPool>& pool) {
794     // Initialize output work
795     work->result = C2_OK;
796     work->workletsProcessed = 1u;
797     work->worklets.front()->output.flags = work->input.flags;
798 
799     if (mSignalledError || mSignalledOutputEos) {
800         work->result = C2_BAD_VALUE;
801         return;
802     }
803 
804     std::shared_ptr<C2GraphicView> rView;
805     std::shared_ptr<C2Buffer> inputBuffer;
806     if (!work->input.buffers.empty()) {
807         inputBuffer = work->input.buffers[0];
808         rView = std::make_shared<C2GraphicView>(
809                 inputBuffer->data().graphicBlocks().front().map().get());
810         if (rView->error() != C2_OK) {
811             ALOGE("graphic view map err = %d", rView->error());
812             work->result = C2_CORRUPTED;
813             return;
814         }
815     } else {
816         ALOGV("Empty input Buffer");
817         uint32_t flags = 0;
818         if (work->input.flags & C2FrameData::FLAG_END_OF_STREAM) {
819             flags |= C2FrameData::FLAG_END_OF_STREAM;
820         }
821         work->worklets.front()->output.flags = (C2FrameData::flags_t)flags;
822         work->worklets.front()->output.buffers.clear();
823         work->worklets.front()->output.ordinal = work->input.ordinal;
824         work->workletsProcessed = 1u;
825         return;
826     }
827 
828     bool end_of_stream = ((work->input.flags & C2FrameData::FLAG_END_OF_STREAM) != 0);
829     aom_image_t raw_frame;
830     const C2PlanarLayout& layout = rView->layout();
831     if (!mHeadersReceived) {
832         mIs10Bit = (layout.planes[layout.PLANE_Y].bitDepth == 10);
833 
834         // Re-Initialize encoder
835         if (mCodecContext){
836             onRelease();
837         }
838     }
839     if (!mCodecContext && OK != initEncoder()) {
840         ALOGE("Failed to initialize encoder");
841         mSignalledError = true;
842         work->result = C2_CORRUPTED;
843         return;
844     }
845 
846     //(b/279387842)
847     //workaround for incorrect crop size in view when using surface mode
848     rView->setCrop_be(C2Rect(mSize->width, mSize->height));
849 
850     if (!mHeadersReceived) {
851         Av1Config av1_config;
852         constexpr uint32_t header_length = 2048;
853         uint8_t header[header_length];
854         size_t header_bytes;
855         aom_fixed_buf_t* obu_sequence_header = aom_codec_get_global_headers(mCodecContext);
856         int ret = 1;
857         if (obu_sequence_header) {
858             if (get_av1config_from_obu(reinterpret_cast<const uint8_t*>(obu_sequence_header->buf),
859                                        obu_sequence_header->sz, false, &av1_config) == 0) {
860                 ret = write_av1config(&av1_config, header_length, &header_bytes, header);
861 
862             } else {
863                 ALOGE("Can not get config");
864             }
865             free(obu_sequence_header->buf);
866             free(obu_sequence_header);
867         }
868 
869         if (ret) {
870             ALOGE("Can not write config");
871             mSignalledError = true;
872             work->result = C2_NO_MEMORY;
873             work->workletsProcessed = 1u;
874             return;
875         }
876 
877         mHeadersReceived = true;
878         std::unique_ptr<C2StreamInitDataInfo::output> csd =
879                 C2StreamInitDataInfo::output::AllocUnique(header_bytes, 0u);
880         if (!csd) {
881             ALOGE("CSD allocation failed");
882             mSignalledError = true;
883             work->result = C2_NO_MEMORY;
884             work->workletsProcessed = 1u;
885             return;
886         }
887         memcpy(csd->m.value, header, header_bytes);
888         work->worklets.front()->output.configUpdate.push_back(std::move(csd));
889         ALOGV("CSD Produced of size %zu bytes", header_bytes);
890     }
891 
892     const C2ConstGraphicBlock inBuffer = inputBuffer->data().graphicBlocks().front();
893     if (inBuffer.width() < mSize->width || inBuffer.height() < mSize->height) {
894         ALOGE("unexpected Input buffer attributes %d(%d) x %d(%d)", inBuffer.width(), mSize->width,
895               inBuffer.height(), mSize->height);
896         mSignalledError = true;
897         work->result = C2_BAD_VALUE;
898         return;
899     }
900 
901 
902     uint32_t width = mSize->width;
903     uint32_t height = mSize->height;
904     if (width > 0x8000 || height > 0x8000) {
905         ALOGE("Image too big: %u x %u", width, height);
906         work->result = C2_BAD_VALUE;
907         return;
908     }
909     uint32_t stride = (width + mStrideAlign - 1) & ~(mStrideAlign - 1);
910     uint32_t vstride = (height + mStrideAlign - 1) & ~(mStrideAlign - 1);
911     switch (layout.type) {
912         case C2PlanarLayout::TYPE_RGB:
913         case C2PlanarLayout::TYPE_RGBA: {
914             std::shared_ptr<C2StreamColorAspectsInfo::output> colorAspects;
915             {
916                 IntfImpl::Lock lock = mIntf->lock();
917                 colorAspects = mIntf->getCodedColorAspects_l();
918             }
919             ConvertRGBToPlanarYUV(mConversionBuffer.data(), stride, vstride,
920                                   mConversionBuffer.size(), *rView.get(), colorAspects->matrix,
921                                   colorAspects->range);
922             aom_img_wrap(&raw_frame, AOM_IMG_FMT_I420, width, height, mStrideAlign,
923                          mConversionBuffer.data());
924             break;
925         }
926         case C2PlanarLayout::TYPE_YUV: {
927             const bool isYUV420_10bit = IsYUV420_10bit(*rView);
928             if (!IsYUV420(*rView) && !isYUV420_10bit) {
929                 ALOGE("input is not YUV420");
930                 work->result = C2_BAD_VALUE;
931                 return;
932             }
933             if (!isYUV420_10bit) {
934                 if (IsI420(*rView)) {
935                     // I420 compatible - though with custom offset and stride
936                     aom_img_wrap(&raw_frame, AOM_IMG_FMT_I420, width, height, mStrideAlign,
937                                  (uint8_t*)rView->data()[0]);
938                     raw_frame.planes[1] = (uint8_t*)rView->data()[1];
939                     raw_frame.planes[2] = (uint8_t*)rView->data()[2];
940                     raw_frame.stride[0] = layout.planes[layout.PLANE_Y].rowInc;
941                     raw_frame.stride[1] = layout.planes[layout.PLANE_U].rowInc;
942                     raw_frame.stride[2] = layout.planes[layout.PLANE_V].rowInc;
943                 } else {
944                     // TODO(kyslov): Add image wrap for NV12
945                     // copy to I420
946                     MediaImage2 img = CreateYUV420PlanarMediaImage2(width, height, stride, vstride);
947                     if (mConversionBuffer.size() >= stride * vstride * 3 / 2) {
948                         status_t err = ImageCopy(mConversionBuffer.data(), &img, *rView);
949                         if (err != OK) {
950                             ALOGE("Buffer conversion failed: %d", err);
951                             work->result = C2_BAD_VALUE;
952                             return;
953                         }
954                         aom_img_wrap(&raw_frame, AOM_IMG_FMT_I420, stride, vstride, mStrideAlign,
955                                      mConversionBuffer.data());
956                         aom_img_set_rect(&raw_frame, 0, 0, width, height, 0);
957                     } else {
958                         ALOGE("Conversion buffer is too small: %u x %u for %zu", stride, vstride,
959                               mConversionBuffer.size());
960                         work->result = C2_BAD_VALUE;
961                         return;
962                     }
963                 }
964             } else {  // 10 bits
965                 if (IsP010(*rView)) {
966                     if (mConversionBuffer.size() >= stride * vstride * 3) {
967                         uint16_t *dstY, *dstU, *dstV;
968                         dstY = (uint16_t*)mConversionBuffer.data();
969                         dstU = dstY + stride * vstride;
970                         dstV = dstU + (stride * vstride) / 4;
971                         convertP010ToYUV420Planar16(dstY, dstU, dstV, (uint16_t*)(rView->data()[0]),
972                                                     (uint16_t*)(rView->data()[1]),
973                                                     layout.planes[layout.PLANE_Y].rowInc / 2,
974                                                     layout.planes[layout.PLANE_U].rowInc / 2,
975                                                     stride, stride / 2, stride / 2, stride,
976                                                     vstride);
977                         aom_img_wrap(&raw_frame, AOM_IMG_FMT_I42016, stride, vstride, mStrideAlign,
978                                      mConversionBuffer.data());
979                         aom_img_set_rect(&raw_frame, 0, 0, width, height, 0);
980                     } else {
981                         ALOGE("Conversion buffer is too small: %u x %u for %zu", stride, vstride,
982                               mConversionBuffer.size());
983                         work->result = C2_BAD_VALUE;
984                         return;
985                     }
986                 } else {
987                     ALOGE("Image format conversion is not supported.");
988                     work->result = C2_BAD_VALUE;
989                     return;
990                 }
991             }
992             break;
993         }
994         case C2PlanarLayout::TYPE_YUVA: {
995             if (mConversionBuffer.size() >= stride * vstride * 3) {
996                 uint16_t *dstY, *dstU, *dstV;
997                 dstY = (uint16_t*)mConversionBuffer.data();
998                 dstU = dstY + stride * vstride;
999                 dstV = dstU + (stride * vstride) / 4;
1000                 convertRGBA1010102ToYUV420Planar16(dstY, dstU, dstV, (uint32_t*)(rView->data()[0]),
1001                                                    layout.planes[layout.PLANE_Y].rowInc / 4, stride,
1002                                                    vstride, mColorAspects->matrix,
1003                                                    mColorAspects->range);
1004                 aom_img_wrap(&raw_frame, AOM_IMG_FMT_I42016, stride, vstride, mStrideAlign,
1005                                 mConversionBuffer.data());
1006                 aom_img_set_rect(&raw_frame, 0, 0, width, height, 0);
1007             } else {
1008                 ALOGE("Conversion buffer is too small: %u x %u for %zu", stride, vstride,
1009                         mConversionBuffer.size());
1010                 work->result = C2_BAD_VALUE;
1011                 return;
1012             }
1013             break;
1014         }
1015 
1016         default:
1017             ALOGE("Unrecognized plane type: %d", layout.type);
1018             work->result = C2_BAD_VALUE;
1019             return;
1020     }
1021 
1022     aom_enc_frame_flags_t flags = 0;
1023     // handle dynamic config parameters
1024     {
1025         IntfImpl::Lock lock = mIntf->lock();
1026         std::shared_ptr<C2StreamIntraRefreshTuning::output> intraRefresh =
1027                 mIntf->getIntraRefresh_l();
1028         std::shared_ptr<C2StreamBitrateInfo::output> bitrate = mIntf->getBitrate_l();
1029         std::shared_ptr<C2StreamRequestSyncFrameTuning::output> requestSync =
1030                 mIntf->getRequestSync_l();
1031         lock.unlock();
1032 
1033         if (intraRefresh != mIntraRefresh) {
1034             mIntraRefresh = intraRefresh;
1035             ALOGV("Got mIntraRefresh request");
1036         }
1037 
1038         if (requestSync != mRequestSync) {
1039             // we can handle IDR immediately
1040             if (requestSync->value) {
1041                 // unset request
1042                 C2StreamRequestSyncFrameTuning::output clearSync(0u, C2_FALSE);
1043                 std::vector<std::unique_ptr<C2SettingResult>> failures;
1044                 mIntf->config({&clearSync}, C2_MAY_BLOCK, &failures);
1045                 ALOGV("Got sync request");
1046                 flags |= AOM_EFLAG_FORCE_KF;
1047             }
1048             mRequestSync = requestSync;
1049         }
1050 
1051         if (bitrate != mBitrate) {
1052             mBitrate = bitrate;
1053             mCodecConfiguration->rc_target_bitrate = (mBitrate->value + 500) / 1000;
1054             aom_codec_err_t res = aom_codec_enc_config_set(mCodecContext, mCodecConfiguration);
1055             if (res != AOM_CODEC_OK) {
1056                 ALOGE("aom encoder failed to update bitrate: %s", aom_codec_err_to_string(res));
1057                 mSignalledError = true;
1058                 work->result = C2_CORRUPTED;
1059                 return;
1060             }
1061         }
1062     }
1063 
1064     uint64_t input_timestamp = work->input.ordinal.timestamp.peekull();
1065     uint32_t frame_duration;
1066     if (input_timestamp > mLastTimestamp) {
1067         frame_duration = (uint32_t)(input_timestamp - mLastTimestamp);
1068     } else {
1069         // Use default of 30 fps in case of 0 frame rate.
1070         float frame_rate = mFrameRate->value;
1071         if (frame_rate < 0.001) {
1072             frame_rate = 30.0;
1073         }
1074         frame_duration = (uint32_t)(1000000 / frame_rate + 0.5);
1075     }
1076     mLastTimestamp = input_timestamp;
1077 
1078     aom_codec_err_t codec_return =
1079             aom_codec_encode(mCodecContext, &raw_frame, input_timestamp, frame_duration, flags);
1080     if (codec_return != AOM_CODEC_OK) {
1081         ALOGE("aom encoder failed to encode frame");
1082         mSignalledError = true;
1083         work->result = C2_CORRUPTED;
1084         return;
1085     }
1086 
1087     bool populated = false;
1088     aom_codec_iter_t encoded_packet_iterator = nullptr;
1089     const aom_codec_cx_pkt_t* encoded_packet;
1090     while ((encoded_packet = aom_codec_get_cx_data(mCodecContext, &encoded_packet_iterator))) {
1091         if (encoded_packet->kind == AOM_CODEC_CX_FRAME_PKT) {
1092             std::shared_ptr<C2LinearBlock> block;
1093             C2MemoryUsage usage = {C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE};
1094             c2_status_t err = pool->fetchLinearBlock(encoded_packet->data.frame.sz, usage, &block);
1095             if (err != C2_OK) {
1096                 ALOGE("fetchLinearBlock for Output failed with status %d", err);
1097                 work->result = C2_NO_MEMORY;
1098                 return;
1099             }
1100             C2WriteView wView = block->map().get();
1101             if (wView.error()) {
1102                 ALOGE("write view map failed %d", wView.error());
1103                 work->result = C2_CORRUPTED;
1104                 return;
1105             }
1106 
1107             memcpy(wView.data(), encoded_packet->data.frame.buf, encoded_packet->data.frame.sz);
1108             ++mNumInputFrames;
1109 
1110             ALOGD("bytes generated %zu", encoded_packet->data.frame.sz);
1111             uint32_t flags = 0;
1112             if (end_of_stream) {
1113                 flags |= C2FrameData::FLAG_END_OF_STREAM;
1114             }
1115 
1116             work->worklets.front()->output.flags = (C2FrameData::flags_t)flags;
1117             work->worklets.front()->output.buffers.clear();
1118             std::shared_ptr<C2Buffer> buffer =
1119                     createLinearBuffer(block, 0, encoded_packet->data.frame.sz);
1120             if (encoded_packet->data.frame.flags & AOM_FRAME_IS_KEY) {
1121                 buffer->setInfo(std::make_shared<C2StreamPictureTypeMaskInfo::output>(
1122                         0u /* stream id */, C2Config::SYNC_FRAME));
1123             }
1124             work->worklets.front()->output.buffers.push_back(buffer);
1125             work->worklets.front()->output.ordinal = work->input.ordinal;
1126             work->worklets.front()->output.ordinal.timestamp = encoded_packet->data.frame.pts;
1127             work->workletsProcessed = 1u;
1128             populated = true;
1129             if (end_of_stream) {
1130                 mSignalledOutputEos = true;
1131                 ALOGV("signalled End Of Stream");
1132             }
1133         }
1134     }
1135     if (!populated) {
1136         work->workletsProcessed = 0u;
1137     }
1138 }
1139 
drain(uint32_t drainMode,const std::shared_ptr<C2BlockPool> & pool)1140 c2_status_t C2SoftAomEnc::drain(uint32_t drainMode, const std::shared_ptr<C2BlockPool>& pool) {
1141     (void)pool;
1142     if (drainMode == NO_DRAIN) {
1143         ALOGW("drain with NO_DRAIN: no-op");
1144         return C2_OK;
1145     }
1146     if (drainMode == DRAIN_CHAIN) {
1147         ALOGW("DRAIN_CHAIN not supported");
1148         return C2_OMITTED;
1149     }
1150 
1151     return C2_OK;
1152 }
1153 
1154 class C2SoftAomEncFactory : public C2ComponentFactory {
1155   public:
C2SoftAomEncFactory()1156     C2SoftAomEncFactory()
1157         : mHelper(std::static_pointer_cast<C2ReflectorHelper>(
1158                   GetCodec2PlatformComponentStore()->getParamReflector())) {}
1159 
createComponent(c2_node_id_t id,std::shared_ptr<C2Component> * const component,std::function<void (C2Component *)> deleter)1160     virtual c2_status_t createComponent(c2_node_id_t id,
1161                                         std::shared_ptr<C2Component>* const component,
1162                                         std::function<void(C2Component*)> deleter) override {
1163         *component = std::shared_ptr<C2Component>(
1164                 new C2SoftAomEnc(COMPONENT_NAME, id,
1165                                  std::make_shared<C2SoftAomEnc::IntfImpl>(mHelper)),
1166                 deleter);
1167         return C2_OK;
1168     }
1169 
createInterface(c2_node_id_t id,std::shared_ptr<C2ComponentInterface> * const interface,std::function<void (C2ComponentInterface *)> deleter)1170     virtual c2_status_t createInterface(
1171             c2_node_id_t id, std::shared_ptr<C2ComponentInterface>* const interface,
1172             std::function<void(C2ComponentInterface*)> deleter) override {
1173         *interface = std::shared_ptr<C2ComponentInterface>(
1174                 new SimpleInterface<C2SoftAomEnc::IntfImpl>(
1175                         COMPONENT_NAME, id, std::make_shared<C2SoftAomEnc::IntfImpl>(mHelper)),
1176                 deleter);
1177         return C2_OK;
1178     }
1179 
1180     virtual ~C2SoftAomEncFactory() override = default;
1181 
1182   private:
1183     std::shared_ptr<C2ReflectorHelper> mHelper;
1184 };
1185 
1186 }  // namespace android
1187 
CreateCodec2Factory()1188 __attribute__((cfi_canonical_jump_table)) extern "C" ::C2ComponentFactory* CreateCodec2Factory() {
1189     ALOGV("in %s", __func__);
1190     return new ::android::C2SoftAomEncFactory();
1191 }
1192 
DestroyCodec2Factory(::C2ComponentFactory * factory)1193 __attribute__((cfi_canonical_jump_table)) extern "C" void DestroyCodec2Factory(
1194         ::C2ComponentFactory* factory) {
1195     ALOGV("in %s", __func__);
1196     delete factory;
1197 }
1198