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1 /*
2  * Copyright (C) 2018 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 "C2SoftMpeg2Dec"
19 #include <log/log.h>
20 
21 #include <android_media_swcodec_flags.h>
22 
23 #include <media/stagefright/foundation/MediaDefs.h>
24 
25 #include <C2Debug.h>
26 #include <C2PlatformSupport.h>
27 #include <Codec2Mapper.h>
28 #include <SimpleC2Interface.h>
29 
30 #include "C2SoftMpeg2Dec.h"
31 #include "impeg2d.h"
32 
33 namespace android {
34 constexpr size_t kMinInputBufferSize = 2 * 1024 * 1024;
35 constexpr size_t kMaxDimension = 1920;
36 constexpr char COMPONENT_NAME[] = "c2.android.mpeg2.decoder";
37 
38 class C2SoftMpeg2Dec::IntfImpl : public SimpleInterface<void>::BaseParams {
39 public:
IntfImpl(const std::shared_ptr<C2ReflectorHelper> & helper)40     explicit IntfImpl(const std::shared_ptr<C2ReflectorHelper> &helper)
41         : SimpleInterface<void>::BaseParams(
42                 helper,
43                 COMPONENT_NAME,
44                 C2Component::KIND_DECODER,
45                 C2Component::DOMAIN_VIDEO,
46                 MEDIA_MIMETYPE_VIDEO_MPEG2) {
47         noPrivateBuffers(); // TODO: account for our buffers here
48         noInputReferences();
49         noOutputReferences();
50         noInputLatency();
51         noTimeStretch();
52 
53         // TODO: Proper support for reorder depth.
54         addParameter(
55                 DefineParam(mActualOutputDelay, C2_PARAMKEY_OUTPUT_DELAY)
56                 .withConstValue(new C2PortActualDelayTuning::output(3u))
57                 .build());
58 
59         // TODO: output latency and reordering
60 
61         addParameter(
62                 DefineParam(mAttrib, C2_PARAMKEY_COMPONENT_ATTRIBUTES)
63                 .withConstValue(new C2ComponentAttributesSetting(C2Component::ATTRIB_IS_TEMPORAL))
64                 .build());
65 
66         addParameter(
67                 DefineParam(mSize, C2_PARAMKEY_PICTURE_SIZE)
68                 .withDefault(new C2StreamPictureSizeInfo::output(0u, 320, 240))
69                 .withFields({
70                     C2F(mSize, width).inRange(16, kMaxDimension, 2),
71                     C2F(mSize, height).inRange(16, kMaxDimension, 2),
72                 })
73                 .withSetter(SizeSetter)
74                 .build());
75 
76         addParameter(
77                 DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
78                 .withDefault(new C2StreamProfileLevelInfo::input(0u,
79                         C2Config::PROFILE_MP2V_SIMPLE, C2Config::LEVEL_MP2V_HIGH))
80                 .withFields({
81                     C2F(mProfileLevel, profile).oneOf({
82                             C2Config::PROFILE_MP2V_SIMPLE,
83                             C2Config::PROFILE_MP2V_MAIN}),
84                     C2F(mProfileLevel, level).oneOf({
85                             C2Config::LEVEL_MP2V_LOW,
86                             C2Config::LEVEL_MP2V_MAIN,
87                             C2Config::LEVEL_MP2V_HIGH_1440,
88                             C2Config::LEVEL_MP2V_HIGH})
89                 })
90                 .withSetter(ProfileLevelSetter, mSize)
91                 .build());
92 
93         addParameter(
94                 DefineParam(mMaxSize, C2_PARAMKEY_MAX_PICTURE_SIZE)
95                 .withDefault(new C2StreamMaxPictureSizeTuning::output(0u, 320, 240))
96                 .withFields({
97                     C2F(mSize, width).inRange(2, kMaxDimension, 2),
98                     C2F(mSize, height).inRange(2, kMaxDimension, 2),
99                 })
100                 .withSetter(MaxPictureSizeSetter, mSize)
101                 .build());
102 
103         addParameter(
104                 DefineParam(mMaxInputSize, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE)
105                 .withDefault(new C2StreamMaxBufferSizeInfo::input(0u, kMinInputBufferSize))
106                 .withFields({
107                     C2F(mMaxInputSize, value).any(),
108                 })
109                 .calculatedAs(MaxInputSizeSetter, mMaxSize)
110                 .build());
111 
112         C2ChromaOffsetStruct locations[1] = { C2ChromaOffsetStruct::ITU_YUV_420_0() };
113         std::shared_ptr<C2StreamColorInfo::output> defaultColorInfo =
114             C2StreamColorInfo::output::AllocShared(
115                     1u, 0u, 8u /* bitDepth */, C2Color::YUV_420);
116         memcpy(defaultColorInfo->m.locations, locations, sizeof(locations));
117 
118         defaultColorInfo =
119             C2StreamColorInfo::output::AllocShared(
120                     { C2ChromaOffsetStruct::ITU_YUV_420_0() },
121                     0u, 8u /* bitDepth */, C2Color::YUV_420);
122         helper->addStructDescriptors<C2ChromaOffsetStruct>();
123 
124         addParameter(
125                 DefineParam(mColorInfo, C2_PARAMKEY_CODED_COLOR_INFO)
126                 .withConstValue(defaultColorInfo)
127                 .build());
128 
129         addParameter(
130                 DefineParam(mDefaultColorAspects, C2_PARAMKEY_DEFAULT_COLOR_ASPECTS)
131                 .withDefault(new C2StreamColorAspectsTuning::output(
132                         0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
133                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
134                 .withFields({
135                     C2F(mDefaultColorAspects, range).inRange(
136                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
137                     C2F(mDefaultColorAspects, primaries).inRange(
138                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
139                     C2F(mDefaultColorAspects, transfer).inRange(
140                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
141                     C2F(mDefaultColorAspects, matrix).inRange(
142                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
143                 })
144                 .withSetter(DefaultColorAspectsSetter)
145                 .build());
146 
147         addParameter(
148                 DefineParam(mCodedColorAspects, C2_PARAMKEY_VUI_COLOR_ASPECTS)
149                 .withDefault(new C2StreamColorAspectsInfo::input(
150                         0u, C2Color::RANGE_LIMITED, C2Color::PRIMARIES_UNSPECIFIED,
151                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
152                 .withFields({
153                     C2F(mCodedColorAspects, range).inRange(
154                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
155                     C2F(mCodedColorAspects, primaries).inRange(
156                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
157                     C2F(mCodedColorAspects, transfer).inRange(
158                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
159                     C2F(mCodedColorAspects, matrix).inRange(
160                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
161                 })
162                 .withSetter(CodedColorAspectsSetter)
163                 .build());
164 
165         addParameter(
166                 DefineParam(mColorAspects, C2_PARAMKEY_COLOR_ASPECTS)
167                 .withDefault(new C2StreamColorAspectsInfo::output(
168                         0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
169                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
170                 .withFields({
171                     C2F(mColorAspects, range).inRange(
172                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
173                     C2F(mColorAspects, primaries).inRange(
174                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
175                     C2F(mColorAspects, transfer).inRange(
176                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
177                     C2F(mColorAspects, matrix).inRange(
178                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
179                 })
180                 .withSetter(ColorAspectsSetter, mDefaultColorAspects, mCodedColorAspects)
181                 .build());
182 
183         // TODO: support more formats?
184         addParameter(
185                 DefineParam(mPixelFormat, C2_PARAMKEY_PIXEL_FORMAT)
186                 .withConstValue(new C2StreamPixelFormatInfo::output(
187                                      0u, HAL_PIXEL_FORMAT_YCBCR_420_888))
188                 .build());
189     }
190 
SizeSetter(bool mayBlock,const C2P<C2StreamPictureSizeInfo::output> & oldMe,C2P<C2StreamPictureSizeInfo::output> & me)191     static C2R SizeSetter(bool mayBlock, const C2P<C2StreamPictureSizeInfo::output> &oldMe,
192                           C2P<C2StreamPictureSizeInfo::output> &me) {
193         (void)mayBlock;
194         C2R res = C2R::Ok();
195         if (!me.F(me.v.width).supportsAtAll(me.v.width)) {
196             res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.width)));
197             me.set().width = oldMe.v.width;
198         }
199         if (!me.F(me.v.height).supportsAtAll(me.v.height)) {
200             res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.height)));
201             me.set().height = oldMe.v.height;
202         }
203         return res;
204     }
205 
MaxPictureSizeSetter(bool mayBlock,C2P<C2StreamMaxPictureSizeTuning::output> & me,const C2P<C2StreamPictureSizeInfo::output> & size)206     static C2R MaxPictureSizeSetter(bool mayBlock, C2P<C2StreamMaxPictureSizeTuning::output> &me,
207                                     const C2P<C2StreamPictureSizeInfo::output> &size) {
208         (void)mayBlock;
209         // TODO: get max width/height from the size's field helpers vs. hardcoding
210         me.set().width = c2_min(c2_max(me.v.width, size.v.width), kMaxDimension);
211         me.set().height = c2_min(c2_max(me.v.height, size.v.height), kMaxDimension);
212         return C2R::Ok();
213     }
214 
MaxInputSizeSetter(bool mayBlock,C2P<C2StreamMaxBufferSizeInfo::input> & me,const C2P<C2StreamMaxPictureSizeTuning::output> & maxSize)215     static C2R MaxInputSizeSetter(bool mayBlock, C2P<C2StreamMaxBufferSizeInfo::input> &me,
216                                   const C2P<C2StreamMaxPictureSizeTuning::output> &maxSize) {
217         (void)mayBlock;
218         // assume compression ratio of 1
219         me.set().value = c2_max((((maxSize.v.width + 15) / 16)
220                 * ((maxSize.v.height + 15) / 16) * 384), kMinInputBufferSize);
221         return C2R::Ok();
222     }
223 
ProfileLevelSetter(bool mayBlock,C2P<C2StreamProfileLevelInfo::input> & me,const C2P<C2StreamPictureSizeInfo::output> & size)224     static C2R ProfileLevelSetter(bool mayBlock, C2P<C2StreamProfileLevelInfo::input> &me,
225                                   const C2P<C2StreamPictureSizeInfo::output> &size) {
226         (void)mayBlock;
227         (void)size;
228         (void)me;  // TODO: validate
229         return C2R::Ok();
230     }
231 
DefaultColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsTuning::output> & me)232     static C2R DefaultColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsTuning::output> &me) {
233         (void)mayBlock;
234         if (me.v.range > C2Color::RANGE_OTHER) {
235                 me.set().range = C2Color::RANGE_OTHER;
236         }
237         if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
238                 me.set().primaries = C2Color::PRIMARIES_OTHER;
239         }
240         if (me.v.transfer > C2Color::TRANSFER_OTHER) {
241                 me.set().transfer = C2Color::TRANSFER_OTHER;
242         }
243         if (me.v.matrix > C2Color::MATRIX_OTHER) {
244                 me.set().matrix = C2Color::MATRIX_OTHER;
245         }
246         return C2R::Ok();
247     }
248 
CodedColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::input> & me)249     static C2R CodedColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsInfo::input> &me) {
250         (void)mayBlock;
251         if (me.v.range > C2Color::RANGE_OTHER) {
252                 me.set().range = C2Color::RANGE_OTHER;
253         }
254         if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
255                 me.set().primaries = C2Color::PRIMARIES_OTHER;
256         }
257         if (me.v.transfer > C2Color::TRANSFER_OTHER) {
258                 me.set().transfer = C2Color::TRANSFER_OTHER;
259         }
260         if (me.v.matrix > C2Color::MATRIX_OTHER) {
261                 me.set().matrix = C2Color::MATRIX_OTHER;
262         }
263         return C2R::Ok();
264     }
265 
ColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::output> & me,const C2P<C2StreamColorAspectsTuning::output> & def,const C2P<C2StreamColorAspectsInfo::input> & coded)266     static C2R ColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsInfo::output> &me,
267                                   const C2P<C2StreamColorAspectsTuning::output> &def,
268                                   const C2P<C2StreamColorAspectsInfo::input> &coded) {
269         (void)mayBlock;
270         // take default values for all unspecified fields, and coded values for specified ones
271         me.set().range = coded.v.range == RANGE_UNSPECIFIED ? def.v.range : coded.v.range;
272         me.set().primaries = coded.v.primaries == PRIMARIES_UNSPECIFIED
273                 ? def.v.primaries : coded.v.primaries;
274         me.set().transfer = coded.v.transfer == TRANSFER_UNSPECIFIED
275                 ? def.v.transfer : coded.v.transfer;
276         me.set().matrix = coded.v.matrix == MATRIX_UNSPECIFIED ? def.v.matrix : coded.v.matrix;
277         return C2R::Ok();
278     }
279 
getColorAspects_l()280     std::shared_ptr<C2StreamColorAspectsInfo::output> getColorAspects_l() {
281         return mColorAspects;
282     }
283 
284 private:
285     std::shared_ptr<C2StreamProfileLevelInfo::input> mProfileLevel;
286     std::shared_ptr<C2StreamPictureSizeInfo::output> mSize;
287     std::shared_ptr<C2StreamMaxPictureSizeTuning::output> mMaxSize;
288     std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mMaxInputSize;
289     std::shared_ptr<C2StreamColorInfo::output> mColorInfo;
290     std::shared_ptr<C2StreamColorAspectsInfo::input> mCodedColorAspects;
291     std::shared_ptr<C2StreamColorAspectsTuning::output> mDefaultColorAspects;
292     std::shared_ptr<C2StreamColorAspectsInfo::output> mColorAspects;
293     std::shared_ptr<C2StreamPixelFormatInfo::output> mPixelFormat;
294 };
295 
getCpuCoreCount()296 static size_t getCpuCoreCount() {
297     long cpuCoreCount = 1;
298 #if defined(_SC_NPROCESSORS_ONLN)
299     cpuCoreCount = sysconf(_SC_NPROCESSORS_ONLN);
300 #else
301     // _SC_NPROC_ONLN must be defined...
302     cpuCoreCount = sysconf(_SC_NPROC_ONLN);
303 #endif
304     CHECK(cpuCoreCount >= 1);
305     ALOGV("Number of CPU cores: %ld", cpuCoreCount);
306     return (size_t)cpuCoreCount;
307 }
308 
ivd_aligned_malloc(WORD32 alignment,WORD32 size)309 static void *ivd_aligned_malloc(WORD32 alignment, WORD32 size) {
310     return memalign(alignment, size);
311 }
312 
ivd_aligned_free(void * mem)313 static void ivd_aligned_free(void *mem) {
314     free(mem);
315 }
316 
C2SoftMpeg2Dec(const char * name,c2_node_id_t id,const std::shared_ptr<IntfImpl> & intfImpl)317 C2SoftMpeg2Dec::C2SoftMpeg2Dec(
318         const char *name,
319         c2_node_id_t id,
320         const std::shared_ptr<IntfImpl> &intfImpl)
321     : SimpleC2Component(std::make_shared<SimpleInterface<IntfImpl>>(name, id, intfImpl)),
322         mIntf(intfImpl) {
323     // If input dump is enabled, then open create an empty file
324     GENERATE_FILE_NAMES();
325     CREATE_DUMP_FILE(mInFile);
326 }
327 
C2SoftMpeg2Dec(const char * name,c2_node_id_t id,const std::shared_ptr<C2ReflectorHelper> & helper)328 C2SoftMpeg2Dec::C2SoftMpeg2Dec(
329         const char *name,
330         c2_node_id_t id,
331         const std::shared_ptr<C2ReflectorHelper> &helper)
332     : C2SoftMpeg2Dec(name, id, std::make_shared<IntfImpl>(helper)) {
333 }
334 
~C2SoftMpeg2Dec()335 C2SoftMpeg2Dec::~C2SoftMpeg2Dec() {
336     onRelease();
337 }
338 
onInit()339 c2_status_t C2SoftMpeg2Dec::onInit() {
340     status_t err = initDecoder();
341     return err == OK ? C2_OK : C2_CORRUPTED;
342 }
343 
onStop()344 c2_status_t C2SoftMpeg2Dec::onStop() {
345     if (OK != resetDecoder()) return C2_CORRUPTED;
346     resetPlugin();
347     return C2_OK;
348 }
349 
onReset()350 void C2SoftMpeg2Dec::onReset() {
351     (void) onStop();
352 }
353 
onRelease()354 void C2SoftMpeg2Dec::onRelease() {
355     (void) deleteDecoder();
356     if (mOutBufferDrain) {
357         ivd_aligned_free(mOutBufferDrain);
358         mOutBufferDrain = nullptr;
359     }
360     if (mOutBlock) {
361         mOutBlock.reset();
362     }
363     if (mMemRecords) {
364         ivd_aligned_free(mMemRecords);
365         mMemRecords = nullptr;
366     }
367 }
368 
onFlush_sm()369 c2_status_t C2SoftMpeg2Dec::onFlush_sm() {
370     if (OK != setFlushMode()) return C2_CORRUPTED;
371 
372     uint32_t displayStride = mStride;
373     uint32_t displayHeight = mHeight;
374     uint32_t bufferSize = displayStride * displayHeight * 3 / 2;
375     mOutBufferDrain = (uint8_t *)ivd_aligned_malloc(128, bufferSize);
376     if (!mOutBufferDrain) {
377         ALOGE("could not allocate tmp output buffer (for flush) of size %u ", bufferSize);
378         return C2_NO_MEMORY;
379     }
380 
381     while (true) {
382         ivd_video_decode_ip_t s_decode_ip;
383         ivd_video_decode_op_t s_decode_op;
384 
385         setDecodeArgs(&s_decode_ip, &s_decode_op, nullptr, nullptr, 0, 0, 0);
386         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
387         if (0 == s_decode_op.u4_output_present) {
388             resetPlugin();
389             break;
390         }
391     }
392 
393     if (mOutBufferDrain) {
394         ivd_aligned_free(mOutBufferDrain);
395         mOutBufferDrain = nullptr;
396     }
397 
398     return C2_OK;
399 }
400 
getNumMemRecords()401 status_t C2SoftMpeg2Dec::getNumMemRecords() {
402     iv_num_mem_rec_ip_t s_num_mem_rec_ip;
403     iv_num_mem_rec_op_t s_num_mem_rec_op;
404 
405     s_num_mem_rec_ip.u4_size = sizeof(s_num_mem_rec_ip);
406     s_num_mem_rec_ip.e_cmd = IV_CMD_GET_NUM_MEM_REC;
407     s_num_mem_rec_op.u4_size = sizeof(s_num_mem_rec_op);
408 
409     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
410                                                      &s_num_mem_rec_ip,
411                                                      &s_num_mem_rec_op);
412     if (IV_SUCCESS != status) {
413         ALOGE("Error in getting mem records: 0x%x", s_num_mem_rec_op.u4_error_code);
414         return UNKNOWN_ERROR;
415     }
416     mNumMemRecords = s_num_mem_rec_op.u4_num_mem_rec;
417 
418     return OK;
419 }
420 
fillMemRecords()421 status_t C2SoftMpeg2Dec::fillMemRecords() {
422     iv_mem_rec_t *ps_mem_rec = (iv_mem_rec_t *) ivd_aligned_malloc(
423             128, mNumMemRecords * sizeof(iv_mem_rec_t));
424     if (!ps_mem_rec) {
425         ALOGE("Allocation failure");
426         return NO_MEMORY;
427     }
428     memset(ps_mem_rec, 0, mNumMemRecords * sizeof(iv_mem_rec_t));
429     for (size_t i = 0; i < mNumMemRecords; i++)
430         ps_mem_rec[i].u4_size = sizeof(iv_mem_rec_t);
431     mMemRecords = ps_mem_rec;
432 
433     ivdext_fill_mem_rec_ip_t s_fill_mem_ip;
434     ivdext_fill_mem_rec_op_t s_fill_mem_op;
435 
436     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_size = sizeof(ivdext_fill_mem_rec_ip_t);
437     s_fill_mem_ip.u4_share_disp_buf = 0;
438     s_fill_mem_ip.u4_keep_threads_active = mKeepThreadsActive;
439     s_fill_mem_ip.e_output_format = mIvColorformat;
440     s_fill_mem_ip.u4_deinterlace = 1;
441     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.e_cmd = IV_CMD_FILL_NUM_MEM_REC;
442     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.pv_mem_rec_location = mMemRecords;
443     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_max_frm_wd = mWidth;
444     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_max_frm_ht = mHeight;
445     s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_size = sizeof(ivdext_fill_mem_rec_op_t);
446     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
447                                                      &s_fill_mem_ip,
448                                                      &s_fill_mem_op);
449     if (IV_SUCCESS != status) {
450         ALOGE("Error in filling mem records: 0x%x",
451               s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_error_code);
452         return UNKNOWN_ERROR;
453     }
454 
455     CHECK_EQ(mNumMemRecords, s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_num_mem_rec_filled);
456     for (size_t i = 0; i < mNumMemRecords; i++, ps_mem_rec++) {
457         ps_mem_rec->pv_base = ivd_aligned_malloc(
458                 ps_mem_rec->u4_mem_alignment, ps_mem_rec->u4_mem_size);
459         if (!ps_mem_rec->pv_base) {
460             ALOGE("Allocation failure for memory record #%zu of size %u",
461                   i, ps_mem_rec->u4_mem_size);
462             return NO_MEMORY;
463         }
464     }
465 
466     return OK;
467 }
468 
createDecoder()469 status_t C2SoftMpeg2Dec::createDecoder() {
470     ivdext_init_ip_t s_init_ip;
471     ivdext_init_op_t s_init_op;
472 
473     s_init_ip.s_ivd_init_ip_t.u4_size = sizeof(ivdext_init_ip_t);
474     s_init_ip.s_ivd_init_ip_t.e_cmd = (IVD_API_COMMAND_TYPE_T)IV_CMD_INIT;
475     s_init_ip.s_ivd_init_ip_t.pv_mem_rec_location = mMemRecords;
476     s_init_ip.s_ivd_init_ip_t.u4_frm_max_wd = mWidth;
477     s_init_ip.s_ivd_init_ip_t.u4_frm_max_ht = mHeight;
478     s_init_ip.u4_share_disp_buf = 0;
479     s_init_ip.u4_deinterlace = 1;
480     s_init_ip.u4_keep_threads_active = mKeepThreadsActive;
481     s_init_ip.s_ivd_init_ip_t.u4_num_mem_rec = mNumMemRecords;
482     s_init_ip.s_ivd_init_ip_t.e_output_format = mIvColorformat;
483     s_init_op.s_ivd_init_op_t.u4_size = sizeof(ivdext_init_op_t);
484 
485     mDecHandle = (iv_obj_t *)mMemRecords[0].pv_base;
486     mDecHandle->pv_fxns = (void *)ivdec_api_function;
487     mDecHandle->u4_size = sizeof(iv_obj_t);
488 
489     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
490                                                      &s_init_ip,
491                                                      &s_init_op);
492     if (status != IV_SUCCESS) {
493         ALOGE("error in %s: 0x%x", __func__,
494               s_init_op.s_ivd_init_op_t.u4_error_code);
495         return UNKNOWN_ERROR;
496     }
497 
498     return OK;
499 }
500 
setNumCores()501 status_t C2SoftMpeg2Dec::setNumCores() {
502     ivdext_ctl_set_num_cores_ip_t s_set_num_cores_ip;
503     ivdext_ctl_set_num_cores_op_t s_set_num_cores_op;
504 
505     s_set_num_cores_ip.u4_size = sizeof(ivdext_ctl_set_num_cores_ip_t);
506     s_set_num_cores_ip.e_cmd = IVD_CMD_VIDEO_CTL;
507     s_set_num_cores_ip.e_sub_cmd = IVDEXT_CMD_CTL_SET_NUM_CORES;
508     s_set_num_cores_ip.u4_num_cores = mNumCores;
509     s_set_num_cores_op.u4_size = sizeof(ivdext_ctl_set_num_cores_op_t);
510     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
511                                                      &s_set_num_cores_ip,
512                                                      &s_set_num_cores_op);
513     if (status != IV_SUCCESS) {
514         ALOGD("error in %s: 0x%x", __func__, s_set_num_cores_op.u4_error_code);
515         return UNKNOWN_ERROR;
516     }
517 
518     return OK;
519 }
520 
setParams(size_t stride)521 status_t C2SoftMpeg2Dec::setParams(size_t stride) {
522     ivd_ctl_set_config_ip_t s_set_dyn_params_ip;
523     ivd_ctl_set_config_op_t s_set_dyn_params_op;
524 
525     s_set_dyn_params_ip.u4_size = sizeof(ivd_ctl_set_config_ip_t);
526     s_set_dyn_params_ip.e_cmd = IVD_CMD_VIDEO_CTL;
527     s_set_dyn_params_ip.e_sub_cmd = IVD_CMD_CTL_SETPARAMS;
528     s_set_dyn_params_ip.u4_disp_wd = (UWORD32) stride;
529     s_set_dyn_params_ip.e_frm_skip_mode = IVD_SKIP_NONE;
530     s_set_dyn_params_ip.e_frm_out_mode = IVD_DISPLAY_FRAME_OUT;
531     s_set_dyn_params_ip.e_vid_dec_mode = IVD_DECODE_FRAME;
532     s_set_dyn_params_op.u4_size = sizeof(ivd_ctl_set_config_op_t);
533     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
534                                                      &s_set_dyn_params_ip,
535                                                      &s_set_dyn_params_op);
536     if (status != IV_SUCCESS) {
537         ALOGE("error in %s: 0x%x", __func__, s_set_dyn_params_op.u4_error_code);
538         return UNKNOWN_ERROR;
539     }
540 
541     return OK;
542 }
543 
getVersion()544 status_t C2SoftMpeg2Dec::getVersion() {
545     ivd_ctl_getversioninfo_ip_t s_get_versioninfo_ip;
546     ivd_ctl_getversioninfo_op_t s_get_versioninfo_op;
547     UWORD8 au1_buf[512];
548 
549     s_get_versioninfo_ip.u4_size = sizeof(ivd_ctl_getversioninfo_ip_t);
550     s_get_versioninfo_ip.e_cmd = IVD_CMD_VIDEO_CTL;
551     s_get_versioninfo_ip.e_sub_cmd = IVD_CMD_CTL_GETVERSION;
552     s_get_versioninfo_ip.pv_version_buffer = au1_buf;
553     s_get_versioninfo_ip.u4_version_buffer_size = sizeof(au1_buf);
554     s_get_versioninfo_op.u4_size = sizeof(ivd_ctl_getversioninfo_op_t);
555     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
556                                                      &s_get_versioninfo_ip,
557                                                      &s_get_versioninfo_op);
558     if (status != IV_SUCCESS) {
559         ALOGD("error in %s: 0x%x", __func__,
560               s_get_versioninfo_op.u4_error_code);
561     } else {
562         ALOGV("ittiam decoder version number: %s",
563               (char *) s_get_versioninfo_ip.pv_version_buffer);
564     }
565 
566     return OK;
567 }
568 
initDecoder()569 status_t C2SoftMpeg2Dec::initDecoder() {
570     status_t ret = getNumMemRecords();
571     if (OK != ret) return ret;
572 
573     mKeepThreadsActive = android::media::swcodec::flags::mpeg2_keep_threads_active();
574     ret = fillMemRecords();
575     if (OK != ret) return ret;
576 
577     if (OK != createDecoder()) return UNKNOWN_ERROR;
578 
579     mNumCores = MIN(getCpuCoreCount(), MAX_NUM_CORES);
580     mStride = ALIGN128(mWidth);
581     mSignalledError = false;
582     resetPlugin();
583     (void) setNumCores();
584     if (OK != setParams(mStride)) return UNKNOWN_ERROR;
585     (void) getVersion();
586 
587     return OK;
588 }
589 
setDecodeArgs(ivd_video_decode_ip_t * ps_decode_ip,ivd_video_decode_op_t * ps_decode_op,C2ReadView * inBuffer,C2GraphicView * outBuffer,size_t inOffset,size_t inSize,uint32_t tsMarker)590 bool C2SoftMpeg2Dec::setDecodeArgs(ivd_video_decode_ip_t *ps_decode_ip,
591                                    ivd_video_decode_op_t *ps_decode_op,
592                                    C2ReadView *inBuffer,
593                                    C2GraphicView *outBuffer,
594                                    size_t inOffset,
595                                    size_t inSize,
596                                    uint32_t tsMarker) {
597     uint32_t displayStride = mStride;
598     if (outBuffer) {
599         C2PlanarLayout layout;
600         layout = outBuffer->layout();
601         displayStride = layout.planes[C2PlanarLayout::PLANE_Y].rowInc;
602     }
603     uint32_t displayHeight = mHeight;
604     size_t lumaSize = displayStride * displayHeight;
605     size_t chromaSize = lumaSize >> 2;
606 
607     if (mStride != displayStride) {
608         mStride = displayStride;
609         if (OK != setParams(mStride)) return false;
610     }
611 
612     ps_decode_ip->u4_size = sizeof(ivd_video_decode_ip_t);
613     ps_decode_ip->e_cmd = IVD_CMD_VIDEO_DECODE;
614     if (inBuffer) {
615         ps_decode_ip->u4_ts = tsMarker;
616         ps_decode_ip->pv_stream_buffer = const_cast<uint8_t *>(inBuffer->data() + inOffset);
617         ps_decode_ip->u4_num_Bytes = inSize;
618     } else {
619         ps_decode_ip->u4_ts = 0;
620         ps_decode_ip->pv_stream_buffer = nullptr;
621         ps_decode_ip->u4_num_Bytes = 0;
622     }
623     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[0] = lumaSize;
624     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[1] = chromaSize;
625     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[2] = chromaSize;
626     if (outBuffer) {
627         if (outBuffer->height() < displayHeight) {
628             ALOGE("Output buffer too small: provided (%dx%d) required (%ux%u)",
629                   outBuffer->width(), outBuffer->height(), displayStride, displayHeight);
630             return false;
631         }
632         ps_decode_ip->s_out_buffer.pu1_bufs[0] = outBuffer->data()[C2PlanarLayout::PLANE_Y];
633         ps_decode_ip->s_out_buffer.pu1_bufs[1] = outBuffer->data()[C2PlanarLayout::PLANE_U];
634         ps_decode_ip->s_out_buffer.pu1_bufs[2] = outBuffer->data()[C2PlanarLayout::PLANE_V];
635     } else {
636         ps_decode_ip->s_out_buffer.pu1_bufs[0] = mOutBufferDrain;
637         ps_decode_ip->s_out_buffer.pu1_bufs[1] = mOutBufferDrain + lumaSize;
638         ps_decode_ip->s_out_buffer.pu1_bufs[2] = mOutBufferDrain + lumaSize + chromaSize;
639     }
640     ps_decode_ip->s_out_buffer.u4_num_bufs = 3;
641     ps_decode_op->u4_size = sizeof(ivd_video_decode_op_t);
642 
643     return true;
644 }
645 
646 
getSeqInfo()647 bool C2SoftMpeg2Dec::getSeqInfo() {
648     ivdext_ctl_get_seq_info_ip_t s_ctl_get_seq_info_ip;
649     ivdext_ctl_get_seq_info_op_t s_ctl_get_seq_info_op;
650 
651     s_ctl_get_seq_info_ip.u4_size = sizeof(ivdext_ctl_get_seq_info_ip_t);
652     s_ctl_get_seq_info_ip.e_cmd = IVD_CMD_VIDEO_CTL;
653     s_ctl_get_seq_info_ip.e_sub_cmd =
654         (IVD_CONTROL_API_COMMAND_TYPE_T)IMPEG2D_CMD_CTL_GET_SEQ_INFO;
655     s_ctl_get_seq_info_op.u4_size = sizeof(ivdext_ctl_get_seq_info_op_t);
656     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
657                                                      &s_ctl_get_seq_info_ip,
658                                                      &s_ctl_get_seq_info_op);
659     if (status != IV_SUCCESS) {
660         ALOGW("Error in getting Sequence info: 0x%x", s_ctl_get_seq_info_op.u4_error_code);
661         return false;
662     }
663 
664     VuiColorAspects vuiColorAspects;
665     vuiColorAspects.primaries = s_ctl_get_seq_info_op.u1_colour_primaries;
666     vuiColorAspects.transfer = s_ctl_get_seq_info_op.u1_transfer_characteristics;
667     vuiColorAspects.coeffs = s_ctl_get_seq_info_op.u1_matrix_coefficients;
668     vuiColorAspects.fullRange =  false;  // mpeg2 video has limited range.
669 
670     // convert vui aspects to C2 values if changed
671     if (!(vuiColorAspects == mBitstreamColorAspects)) {
672         mBitstreamColorAspects = vuiColorAspects;
673         ColorAspects sfAspects;
674         C2StreamColorAspectsInfo::input codedAspects = { 0u };
675         ColorUtils::convertIsoColorAspectsToCodecAspects(
676                 vuiColorAspects.primaries, vuiColorAspects.transfer, vuiColorAspects.coeffs,
677                 vuiColorAspects.fullRange, sfAspects);
678         if (!C2Mapper::map(sfAspects.mPrimaries, &codedAspects.primaries)) {
679             codedAspects.primaries = C2Color::PRIMARIES_UNSPECIFIED;
680         }
681         if (!C2Mapper::map(sfAspects.mRange, &codedAspects.range)) {
682             codedAspects.range = C2Color::RANGE_UNSPECIFIED;
683         }
684         if (!C2Mapper::map(sfAspects.mMatrixCoeffs, &codedAspects.matrix)) {
685             codedAspects.matrix = C2Color::MATRIX_UNSPECIFIED;
686         }
687         if (!C2Mapper::map(sfAspects.mTransfer, &codedAspects.transfer)) {
688             codedAspects.transfer = C2Color::TRANSFER_UNSPECIFIED;
689         }
690         std::vector<std::unique_ptr<C2SettingResult>> failures;
691         (void)mIntf->config({&codedAspects}, C2_MAY_BLOCK, &failures);
692     }
693     return true;
694 }
695 
setFlushMode()696 status_t C2SoftMpeg2Dec::setFlushMode() {
697     ivd_ctl_flush_ip_t s_set_flush_ip;
698     ivd_ctl_flush_op_t s_set_flush_op;
699 
700     s_set_flush_ip.u4_size = sizeof(ivd_ctl_flush_ip_t);
701     s_set_flush_ip.e_cmd = IVD_CMD_VIDEO_CTL;
702     s_set_flush_ip.e_sub_cmd = IVD_CMD_CTL_FLUSH;
703     s_set_flush_op.u4_size = sizeof(ivd_ctl_flush_op_t);
704     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
705                                                      &s_set_flush_ip,
706                                                      &s_set_flush_op);
707     if (status != IV_SUCCESS) {
708         ALOGE("error in %s: 0x%x", __func__, s_set_flush_op.u4_error_code);
709         return UNKNOWN_ERROR;
710     }
711 
712     return OK;
713 }
714 
resetDecoder()715 status_t C2SoftMpeg2Dec::resetDecoder() {
716     ivd_ctl_reset_ip_t s_reset_ip;
717     ivd_ctl_reset_op_t s_reset_op;
718 
719     s_reset_ip.u4_size = sizeof(ivd_ctl_reset_ip_t);
720     s_reset_ip.e_cmd = IVD_CMD_VIDEO_CTL;
721     s_reset_ip.e_sub_cmd = IVD_CMD_CTL_RESET;
722     s_reset_op.u4_size = sizeof(ivd_ctl_reset_op_t);
723     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
724                                                      &s_reset_ip,
725                                                      &s_reset_op);
726     if (IV_SUCCESS != status) {
727         ALOGE("error in %s: 0x%x", __func__, s_reset_op.u4_error_code);
728         return UNKNOWN_ERROR;
729     }
730     (void) setNumCores();
731     mStride = 0;
732     mSignalledError = false;
733 
734     return OK;
735 }
736 
resetPlugin()737 void C2SoftMpeg2Dec::resetPlugin() {
738     mSignalledOutputEos = false;
739     mTimeStart = mTimeEnd = systemTime();
740     if (mOutBlock) {
741         mOutBlock.reset();
742     }
743 }
744 
deleteDecoder()745 status_t C2SoftMpeg2Dec::deleteDecoder() {
746     // API call to IV_CMD_RETRIEVE_MEMREC not only retrieves the memory records
747     // but also joins active threads and destroys conditional thread variables and
748     // mutex locks for each thread.
749     iv_retrieve_mem_rec_ip_t s_retrieve_mem_ip;
750     iv_retrieve_mem_rec_op_t s_retrieve_mem_op;
751 
752     s_retrieve_mem_ip.pv_mem_rec_location = (iv_mem_rec_t *)mMemRecords;
753     s_retrieve_mem_ip.e_cmd = IV_CMD_RETRIEVE_MEMREC;
754     s_retrieve_mem_ip.u4_size = sizeof(iv_retrieve_mem_rec_ip_t);
755     s_retrieve_mem_op.u4_size = sizeof(iv_retrieve_mem_rec_op_t);
756 
757     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
758                                                     &s_retrieve_mem_ip,
759                                                     &s_retrieve_mem_op);
760     if (IV_SUCCESS != status) {
761         ALOGE("error in %s: 0x%x", __func__, s_retrieve_mem_op.u4_error_code);
762         return UNKNOWN_ERROR;
763     }
764 
765     if (mMemRecords) {
766         iv_mem_rec_t *ps_mem_rec = mMemRecords;
767 
768         for (size_t i = 0; i < mNumMemRecords; i++, ps_mem_rec++) {
769             if (ps_mem_rec->pv_base) {
770                 ivd_aligned_free(ps_mem_rec->pv_base);
771             }
772         }
773         ivd_aligned_free(mMemRecords);
774         mMemRecords = nullptr;
775     }
776     mDecHandle = nullptr;
777 
778     return OK;
779 }
780 
reInitDecoder()781 status_t C2SoftMpeg2Dec::reInitDecoder() {
782     deleteDecoder();
783 
784     status_t ret = initDecoder();
785     if (OK != ret) {
786         ALOGE("Failed to initialize decoder");
787         deleteDecoder();
788         return ret;
789     }
790     return OK;
791 }
792 
fillEmptyWork(const std::unique_ptr<C2Work> & work)793 void fillEmptyWork(const std::unique_ptr<C2Work> &work) {
794     uint32_t flags = 0;
795     if (work->input.flags & C2FrameData::FLAG_END_OF_STREAM) {
796         flags |= C2FrameData::FLAG_END_OF_STREAM;
797         ALOGV("signalling eos");
798     }
799     work->worklets.front()->output.flags = (C2FrameData::flags_t)flags;
800     work->worklets.front()->output.buffers.clear();
801     work->worklets.front()->output.ordinal = work->input.ordinal;
802     work->workletsProcessed = 1u;
803 }
804 
finishWork(uint64_t index,const std::unique_ptr<C2Work> & work)805 void C2SoftMpeg2Dec::finishWork(uint64_t index, const std::unique_ptr<C2Work> &work) {
806     std::shared_ptr<C2Buffer> buffer = createGraphicBuffer(std::move(mOutBlock),
807                                                            C2Rect(mWidth, mHeight));
808     mOutBlock = nullptr;
809     {
810         IntfImpl::Lock lock = mIntf->lock();
811         buffer->setInfo(mIntf->getColorAspects_l());
812     }
813 
814     class FillWork {
815        public:
816         FillWork(uint32_t flags, C2WorkOrdinalStruct ordinal,
817                  const std::shared_ptr<C2Buffer>& buffer)
818             : mFlags(flags), mOrdinal(ordinal), mBuffer(buffer) {}
819         ~FillWork() = default;
820 
821         void operator()(const std::unique_ptr<C2Work>& work) {
822             work->worklets.front()->output.flags = (C2FrameData::flags_t)mFlags;
823             work->worklets.front()->output.buffers.clear();
824             work->worklets.front()->output.ordinal = mOrdinal;
825             work->workletsProcessed = 1u;
826             work->result = C2_OK;
827             if (mBuffer) {
828                 work->worklets.front()->output.buffers.push_back(mBuffer);
829             }
830             ALOGV("timestamp = %lld, index = %lld, w/%s buffer",
831                   mOrdinal.timestamp.peekll(), mOrdinal.frameIndex.peekll(),
832                   mBuffer ? "" : "o");
833         }
834 
835        private:
836         const uint32_t mFlags;
837         const C2WorkOrdinalStruct mOrdinal;
838         const std::shared_ptr<C2Buffer> mBuffer;
839     };
840 
841     auto fillWork = [buffer](const std::unique_ptr<C2Work> &work) {
842         work->worklets.front()->output.flags = (C2FrameData::flags_t)0;
843         work->worklets.front()->output.buffers.clear();
844         work->worklets.front()->output.buffers.push_back(buffer);
845         work->worklets.front()->output.ordinal = work->input.ordinal;
846         work->workletsProcessed = 1u;
847     };
848     if (work && c2_cntr64_t(index) == work->input.ordinal.frameIndex) {
849         bool eos = ((work->input.flags & C2FrameData::FLAG_END_OF_STREAM) != 0);
850         // TODO: Check if cloneAndSend can be avoided by tracking number of frames remaining
851         if (eos) {
852             if (buffer) {
853                 mOutIndex = index;
854                 C2WorkOrdinalStruct outOrdinal = work->input.ordinal;
855                 cloneAndSend(
856                     mOutIndex, work,
857                     FillWork(C2FrameData::FLAG_INCOMPLETE, outOrdinal, buffer));
858                 buffer.reset();
859             }
860         } else {
861             fillWork(work);
862         }
863     } else {
864         finish(index, fillWork);
865     }
866 }
867 
ensureDecoderState(const std::shared_ptr<C2BlockPool> & pool)868 c2_status_t C2SoftMpeg2Dec::ensureDecoderState(const std::shared_ptr<C2BlockPool> &pool) {
869     if (!mDecHandle) {
870         ALOGE("not supposed to be here, invalid decoder context");
871         return C2_CORRUPTED;
872     }
873     if (mOutBlock &&
874             (mOutBlock->width() != ALIGN128(mWidth) || mOutBlock->height() != mHeight)) {
875         mOutBlock.reset();
876     }
877     if (!mOutBlock) {
878         uint32_t format = HAL_PIXEL_FORMAT_YV12;
879         C2MemoryUsage usage = { C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE };
880         c2_status_t err =
881             pool->fetchGraphicBlock(ALIGN128(mWidth), mHeight, format, usage, &mOutBlock);
882         if (err != C2_OK) {
883             ALOGE("fetchGraphicBlock for Output failed with status %d", err);
884             return err;
885         }
886         ALOGV("provided (%dx%d) required (%dx%d)",
887               mOutBlock->width(), mOutBlock->height(), ALIGN128(mWidth), mHeight);
888     }
889 
890     return C2_OK;
891 }
892 
893 // TODO: can overall error checking be improved?
894 // TODO: allow configuration of color format and usage for graphic buffers instead
895 //       of hard coding them to HAL_PIXEL_FORMAT_YV12
896 // TODO: pass coloraspects information to surface
897 // TODO: test support for dynamic change in resolution
898 // TODO: verify if the decoder sent back all frames
process(const std::unique_ptr<C2Work> & work,const std::shared_ptr<C2BlockPool> & pool)899 void C2SoftMpeg2Dec::process(
900         const std::unique_ptr<C2Work> &work,
901         const std::shared_ptr<C2BlockPool> &pool) {
902     // Initialize output work
903     work->result = C2_OK;
904     work->workletsProcessed = 0u;
905     work->worklets.front()->output.configUpdate.clear();
906     work->worklets.front()->output.flags = work->input.flags;
907 
908     if (mSignalledError || mSignalledOutputEos) {
909         work->result = C2_BAD_VALUE;
910         return;
911     }
912 
913     size_t inOffset = 0u;
914     size_t inSize = 0u;
915     uint32_t workIndex = work->input.ordinal.frameIndex.peeku() & 0xFFFFFFFF;
916     C2ReadView rView = mDummyReadView;
917     if (!work->input.buffers.empty()) {
918         rView = work->input.buffers[0]->data().linearBlocks().front().map().get();
919         inSize = rView.capacity();
920         if (inSize && rView.error()) {
921             ALOGE("read view map failed %d", rView.error());
922             work->result = C2_CORRUPTED;
923             return;
924         }
925     }
926     bool eos = ((work->input.flags & C2FrameData::FLAG_END_OF_STREAM) != 0);
927     bool hasPicture = false;
928 
929     ALOGV("in buffer attr. size %zu timestamp %d frameindex %d, flags %x",
930           inSize, (int)work->input.ordinal.timestamp.peeku(),
931           (int)work->input.ordinal.frameIndex.peeku(), work->input.flags);
932     size_t inPos = 0;
933     while (inPos < inSize) {
934         if (C2_OK != ensureDecoderState(pool)) {
935             mSignalledError = true;
936             work->workletsProcessed = 1u;
937             work->result = C2_CORRUPTED;
938             return;
939         }
940         C2GraphicView wView = mOutBlock->map().get();
941         if (wView.error()) {
942             ALOGE("graphic view map failed %d", wView.error());
943             work->result = C2_CORRUPTED;
944             return;
945         }
946 
947         ivd_video_decode_ip_t s_decode_ip;
948         ivd_video_decode_op_t s_decode_op;
949         if (!setDecodeArgs(&s_decode_ip, &s_decode_op, &rView, &wView,
950                            inOffset + inPos, inSize - inPos, workIndex)) {
951             mSignalledError = true;
952             work->workletsProcessed = 1u;
953             work->result = C2_CORRUPTED;
954             return;
955         }
956         // If input dump is enabled, then write to file
957         DUMP_TO_FILE(mInFile, s_decode_ip.pv_stream_buffer, s_decode_ip.u4_num_Bytes);
958         nsecs_t delay = mTimeStart - mTimeEnd;
959         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
960 
961         mTimeEnd = systemTime();
962         nsecs_t decodeTime = mTimeEnd - mTimeStart;
963         ALOGV("decodeTime=%" PRId64 " delay=%" PRId64 " numBytes=%6d ", decodeTime, delay,
964               s_decode_op.u4_num_bytes_consumed);
965         if (IMPEG2D_UNSUPPORTED_DIMENSIONS == s_decode_op.u4_error_code) {
966             ALOGV("unsupported resolution : %dx%d", s_decode_op.u4_pic_wd, s_decode_op.u4_pic_ht);
967             drainInternal(DRAIN_COMPONENT_NO_EOS, pool, work);
968             resetPlugin();
969             work->workletsProcessed = 0u;
970             mWidth = s_decode_op.u4_pic_wd;
971             mHeight = s_decode_op.u4_pic_ht;
972 
973             ALOGI("Configuring decoder: mWidth %d , mHeight %d ",
974                    mWidth, mHeight);
975             C2StreamPictureSizeInfo::output size(0u, mWidth, mHeight);
976             std::vector<std::unique_ptr<C2SettingResult>> failures;
977             c2_status_t err =
978                 mIntf->config({&size}, C2_MAY_BLOCK, &failures);
979             if (err == OK) {
980                 work->worklets.front()->output.configUpdate.push_back(
981                     C2Param::Copy(size));
982             } else {
983                 ALOGE("Cannot set width and height");
984                 mSignalledError = true;
985                 work->workletsProcessed = 1u;
986                 work->result = C2_CORRUPTED;
987                 return;
988             }
989 
990             if (OK != reInitDecoder()) {
991                 ALOGE("Failed to reinitialize decoder");
992                 mSignalledError = true;
993                 work->workletsProcessed = 1u;
994                 work->result = C2_CORRUPTED;
995                 return;
996             }
997             continue;
998         } else if (IVD_RES_CHANGED == (s_decode_op.u4_error_code & 0xFF)) {
999             ALOGV("resolution changed");
1000             drainInternal(DRAIN_COMPONENT_NO_EOS, pool, work);
1001             resetDecoder();
1002             resetPlugin();
1003             work->workletsProcessed = 0u;
1004             continue;
1005         }
1006         if (0 < s_decode_op.u4_pic_wd && 0 < s_decode_op.u4_pic_ht) {
1007             if (s_decode_op.u4_pic_wd != mWidth ||  s_decode_op.u4_pic_ht != mHeight) {
1008                 mWidth = s_decode_op.u4_pic_wd;
1009                 mHeight = s_decode_op.u4_pic_ht;
1010                 CHECK_EQ(0u, s_decode_op.u4_output_present);
1011 
1012                 ALOGI("Configuring decoder out: mWidth %d , mHeight %d ",
1013                        mWidth, mHeight);
1014                 C2StreamPictureSizeInfo::output size(0u, mWidth, mHeight);
1015                 std::vector<std::unique_ptr<C2SettingResult>> failures;
1016                 c2_status_t err =
1017                     mIntf->config({&size}, C2_MAY_BLOCK, &failures);
1018                 if (err == OK) {
1019                     work->worklets.front()->output.configUpdate.push_back(
1020                         C2Param::Copy(size));
1021                 } else {
1022                     ALOGE("Cannot set width and height");
1023                     mSignalledError = true;
1024                     work->workletsProcessed = 1u;
1025                     work->result = C2_CORRUPTED;
1026                     return;
1027                 }
1028             }
1029         }
1030 
1031         (void) getSeqInfo();
1032         hasPicture |= (1 == s_decode_op.u4_frame_decoded_flag);
1033         if (s_decode_op.u4_output_present) {
1034             finishWork(s_decode_op.u4_ts, work);
1035         }
1036 
1037         inPos += s_decode_op.u4_num_bytes_consumed;
1038         if (hasPicture && (inSize - inPos) != 0) {
1039             ALOGD("decoded frame in current access nal, ignoring further trailing bytes %d",
1040                   (int)inSize - (int)inPos);
1041             break;
1042         }
1043     }
1044 
1045     if (eos) {
1046         drainInternal(DRAIN_COMPONENT_WITH_EOS, pool, work);
1047         mSignalledOutputEos = true;
1048     } else if (!hasPicture) {
1049         fillEmptyWork(work);
1050     }
1051 }
1052 
drainInternal(uint32_t drainMode,const std::shared_ptr<C2BlockPool> & pool,const std::unique_ptr<C2Work> & work)1053 c2_status_t C2SoftMpeg2Dec::drainInternal(
1054         uint32_t drainMode,
1055         const std::shared_ptr<C2BlockPool> &pool,
1056         const std::unique_ptr<C2Work> &work) {
1057     if (drainMode == NO_DRAIN) {
1058         ALOGW("drain with NO_DRAIN: no-op");
1059         return C2_OK;
1060     }
1061     if (drainMode == DRAIN_CHAIN) {
1062         ALOGW("DRAIN_CHAIN not supported");
1063         return C2_OMITTED;
1064     }
1065 
1066     if (OK != setFlushMode()) return C2_CORRUPTED;
1067     while (true) {
1068         if (C2_OK != ensureDecoderState(pool)) {
1069             mSignalledError = true;
1070             work->workletsProcessed = 1u;
1071             work->result = C2_CORRUPTED;
1072             return C2_CORRUPTED;
1073         }
1074         C2GraphicView wView = mOutBlock->map().get();
1075         if (wView.error()) {
1076             ALOGE("graphic view map failed %d", wView.error());
1077             return C2_CORRUPTED;
1078         }
1079         ivd_video_decode_ip_t s_decode_ip;
1080         ivd_video_decode_op_t s_decode_op;
1081         if (!setDecodeArgs(&s_decode_ip, &s_decode_op, nullptr, &wView, 0, 0, 0)) {
1082             mSignalledError = true;
1083             work->workletsProcessed = 1u;
1084             return C2_CORRUPTED;
1085         }
1086         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
1087         if (s_decode_op.u4_output_present) {
1088             finishWork(s_decode_op.u4_ts, work);
1089         } else {
1090             fillEmptyWork(work);
1091             break;
1092         }
1093     }
1094 
1095     return C2_OK;
1096 }
1097 
drain(uint32_t drainMode,const std::shared_ptr<C2BlockPool> & pool)1098 c2_status_t C2SoftMpeg2Dec::drain(
1099         uint32_t drainMode,
1100         const std::shared_ptr<C2BlockPool> &pool) {
1101     return drainInternal(drainMode, pool, nullptr);
1102 }
1103 
1104 class C2SoftMpeg2DecFactory : public C2ComponentFactory {
1105 public:
C2SoftMpeg2DecFactory()1106     C2SoftMpeg2DecFactory() : mHelper(std::static_pointer_cast<C2ReflectorHelper>(
1107             GetCodec2PlatformComponentStore()->getParamReflector())) {
1108     }
1109 
createComponent(c2_node_id_t id,std::shared_ptr<C2Component> * const component,std::function<void (C2Component *)> deleter)1110     virtual c2_status_t createComponent(
1111             c2_node_id_t id,
1112             std::shared_ptr<C2Component>* const component,
1113             std::function<void(C2Component*)> deleter) override {
1114         *component = std::shared_ptr<C2Component>(
1115                 new C2SoftMpeg2Dec(COMPONENT_NAME,
1116                                    id,
1117                                    std::make_shared<C2SoftMpeg2Dec::IntfImpl>(mHelper)),
1118                 deleter);
1119         return C2_OK;
1120     }
1121 
createInterface(c2_node_id_t id,std::shared_ptr<C2ComponentInterface> * const interface,std::function<void (C2ComponentInterface *)> deleter)1122     virtual c2_status_t createInterface(
1123             c2_node_id_t id,
1124             std::shared_ptr<C2ComponentInterface>* const interface,
1125             std::function<void(C2ComponentInterface*)> deleter) override {
1126         *interface = std::shared_ptr<C2ComponentInterface>(
1127                 new SimpleInterface<C2SoftMpeg2Dec::IntfImpl>(
1128                         COMPONENT_NAME, id, std::make_shared<C2SoftMpeg2Dec::IntfImpl>(mHelper)),
1129                 deleter);
1130         return C2_OK;
1131     }
1132 
1133     virtual ~C2SoftMpeg2DecFactory() override = default;
1134 
1135 private:
1136     std::shared_ptr<C2ReflectorHelper> mHelper;
1137 };
1138 
1139 }  // namespace android
1140 
1141 __attribute__((cfi_canonical_jump_table))
CreateCodec2Factory()1142 extern "C" ::C2ComponentFactory* CreateCodec2Factory() {
1143     ALOGV("in %s", __func__);
1144     return new ::android::C2SoftMpeg2DecFactory();
1145 }
1146 
1147 __attribute__((cfi_canonical_jump_table))
DestroyCodec2Factory(::C2ComponentFactory * factory)1148 extern "C" void DestroyCodec2Factory(::C2ComponentFactory* factory) {
1149     ALOGV("in %s", __func__);
1150     delete factory;
1151 }
1152