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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 <media/stagefright/foundation/MediaDefs.h>
22 
23 #include <C2Debug.h>
24 #include <C2PlatformSupport.h>
25 #include <Codec2Mapper.h>
26 #include <SimpleC2Interface.h>
27 
28 #include "C2SoftMpeg2Dec.h"
29 #include "impeg2d.h"
30 
31 namespace android {
32 
33 constexpr char COMPONENT_NAME[] = "c2.android.mpeg2.decoder";
34 
35 class C2SoftMpeg2Dec::IntfImpl : public SimpleInterface<void>::BaseParams {
36 public:
IntfImpl(const std::shared_ptr<C2ReflectorHelper> & helper)37     explicit IntfImpl(const std::shared_ptr<C2ReflectorHelper> &helper)
38         : SimpleInterface<void>::BaseParams(
39                 helper,
40                 COMPONENT_NAME,
41                 C2Component::KIND_DECODER,
42                 C2Component::DOMAIN_VIDEO,
43                 MEDIA_MIMETYPE_VIDEO_MPEG2) {
44         noPrivateBuffers(); // TODO: account for our buffers here
45         noInputReferences();
46         noOutputReferences();
47         noInputLatency();
48         noTimeStretch();
49 
50         // TODO: output latency and reordering
51 
52         addParameter(
53                 DefineParam(mAttrib, C2_PARAMKEY_COMPONENT_ATTRIBUTES)
54                 .withConstValue(new C2ComponentAttributesSetting(C2Component::ATTRIB_IS_TEMPORAL))
55                 .build());
56 
57         addParameter(
58                 DefineParam(mSize, C2_PARAMKEY_PICTURE_SIZE)
59                 .withDefault(new C2StreamPictureSizeInfo::output(0u, 320, 240))
60                 .withFields({
61                     C2F(mSize, width).inRange(16, 1920, 4),
62                     C2F(mSize, height).inRange(16, 1088, 4),
63                 })
64                 .withSetter(SizeSetter)
65                 .build());
66 
67         addParameter(
68                 DefineParam(mProfileLevel, C2_PARAMKEY_PROFILE_LEVEL)
69                 .withDefault(new C2StreamProfileLevelInfo::input(0u,
70                         C2Config::PROFILE_MP2V_SIMPLE, C2Config::LEVEL_MP2V_HIGH))
71                 .withFields({
72                     C2F(mProfileLevel, profile).oneOf({
73                             C2Config::PROFILE_MP2V_SIMPLE,
74                             C2Config::PROFILE_MP2V_MAIN}),
75                     C2F(mProfileLevel, level).oneOf({
76                             C2Config::LEVEL_MP2V_LOW,
77                             C2Config::LEVEL_MP2V_MAIN,
78                             C2Config::LEVEL_MP2V_HIGH_1440,
79                             C2Config::LEVEL_MP2V_HIGH})
80                 })
81                 .withSetter(ProfileLevelSetter, mSize)
82                 .build());
83 
84         addParameter(
85                 DefineParam(mMaxSize, C2_PARAMKEY_MAX_PICTURE_SIZE)
86                 .withDefault(new C2StreamMaxPictureSizeTuning::output(0u, 320, 240))
87                 .withFields({
88                     C2F(mSize, width).inRange(2, 1920, 2),
89                     C2F(mSize, height).inRange(2, 1088, 2),
90                 })
91                 .withSetter(MaxPictureSizeSetter, mSize)
92                 .build());
93 
94         addParameter(
95                 DefineParam(mMaxInputSize, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE)
96                 .withDefault(new C2StreamMaxBufferSizeInfo::input(0u, 320 * 240 * 3 / 2))
97                 .withFields({
98                     C2F(mMaxInputSize, value).any(),
99                 })
100                 .calculatedAs(MaxInputSizeSetter, mMaxSize)
101                 .build());
102 
103         C2ChromaOffsetStruct locations[1] = { C2ChromaOffsetStruct::ITU_YUV_420_0() };
104         std::shared_ptr<C2StreamColorInfo::output> defaultColorInfo =
105             C2StreamColorInfo::output::AllocShared(
106                     1u, 0u, 8u /* bitDepth */, C2Color::YUV_420);
107         memcpy(defaultColorInfo->m.locations, locations, sizeof(locations));
108 
109         defaultColorInfo =
110             C2StreamColorInfo::output::AllocShared(
111                     { C2ChromaOffsetStruct::ITU_YUV_420_0() },
112                     0u, 8u /* bitDepth */, C2Color::YUV_420);
113         helper->addStructDescriptors<C2ChromaOffsetStruct>();
114 
115         addParameter(
116                 DefineParam(mColorInfo, C2_PARAMKEY_CODED_COLOR_INFO)
117                 .withConstValue(defaultColorInfo)
118                 .build());
119 
120         addParameter(
121                 DefineParam(mDefaultColorAspects, C2_PARAMKEY_DEFAULT_COLOR_ASPECTS)
122                 .withDefault(new C2StreamColorAspectsTuning::output(
123                         0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
124                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
125                 .withFields({
126                     C2F(mDefaultColorAspects, range).inRange(
127                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
128                     C2F(mDefaultColorAspects, primaries).inRange(
129                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
130                     C2F(mDefaultColorAspects, transfer).inRange(
131                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
132                     C2F(mDefaultColorAspects, matrix).inRange(
133                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
134                 })
135                 .withSetter(DefaultColorAspectsSetter)
136                 .build());
137 
138         addParameter(
139                 DefineParam(mCodedColorAspects, C2_PARAMKEY_VUI_COLOR_ASPECTS)
140                 .withDefault(new C2StreamColorAspectsInfo::input(
141                         0u, C2Color::RANGE_LIMITED, C2Color::PRIMARIES_UNSPECIFIED,
142                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
143                 .withFields({
144                     C2F(mCodedColorAspects, range).inRange(
145                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
146                     C2F(mCodedColorAspects, primaries).inRange(
147                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
148                     C2F(mCodedColorAspects, transfer).inRange(
149                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
150                     C2F(mCodedColorAspects, matrix).inRange(
151                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
152                 })
153                 .withSetter(CodedColorAspectsSetter)
154                 .build());
155 
156         addParameter(
157                 DefineParam(mColorAspects, C2_PARAMKEY_COLOR_ASPECTS)
158                 .withDefault(new C2StreamColorAspectsInfo::output(
159                         0u, C2Color::RANGE_UNSPECIFIED, C2Color::PRIMARIES_UNSPECIFIED,
160                         C2Color::TRANSFER_UNSPECIFIED, C2Color::MATRIX_UNSPECIFIED))
161                 .withFields({
162                     C2F(mColorAspects, range).inRange(
163                                 C2Color::RANGE_UNSPECIFIED, C2Color::RANGE_OTHER),
164                     C2F(mColorAspects, primaries).inRange(
165                                 C2Color::PRIMARIES_UNSPECIFIED, C2Color::PRIMARIES_OTHER),
166                     C2F(mColorAspects, transfer).inRange(
167                                 C2Color::TRANSFER_UNSPECIFIED, C2Color::TRANSFER_OTHER),
168                     C2F(mColorAspects, matrix).inRange(
169                                 C2Color::MATRIX_UNSPECIFIED, C2Color::MATRIX_OTHER)
170                 })
171                 .withSetter(ColorAspectsSetter, mDefaultColorAspects, mCodedColorAspects)
172                 .build());
173 
174         // TODO: support more formats?
175         addParameter(
176                 DefineParam(mPixelFormat, C2_PARAMKEY_PIXEL_FORMAT)
177                 .withConstValue(new C2StreamPixelFormatInfo::output(
178                                      0u, HAL_PIXEL_FORMAT_YCBCR_420_888))
179                 .build());
180     }
181 
SizeSetter(bool mayBlock,const C2P<C2StreamPictureSizeInfo::output> & oldMe,C2P<C2VideoSizeStreamInfo::output> & me)182     static C2R SizeSetter(bool mayBlock, const C2P<C2StreamPictureSizeInfo::output> &oldMe,
183                           C2P<C2VideoSizeStreamInfo::output> &me) {
184         (void)mayBlock;
185         C2R res = C2R::Ok();
186         if (!me.F(me.v.width).supportsAtAll(me.v.width)) {
187             res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.width)));
188             me.set().width = oldMe.v.width;
189         }
190         if (!me.F(me.v.height).supportsAtAll(me.v.height)) {
191             res = res.plus(C2SettingResultBuilder::BadValue(me.F(me.v.height)));
192             me.set().height = oldMe.v.height;
193         }
194         return res;
195     }
196 
MaxPictureSizeSetter(bool mayBlock,C2P<C2StreamMaxPictureSizeTuning::output> & me,const C2P<C2StreamPictureSizeInfo::output> & size)197     static C2R MaxPictureSizeSetter(bool mayBlock, C2P<C2StreamMaxPictureSizeTuning::output> &me,
198                                     const C2P<C2StreamPictureSizeInfo::output> &size) {
199         (void)mayBlock;
200         // TODO: get max width/height from the size's field helpers vs. hardcoding
201         me.set().width = c2_min(c2_max(me.v.width, size.v.width), 1920u);
202         me.set().height = c2_min(c2_max(me.v.height, size.v.height), 1088u);
203         return C2R::Ok();
204     }
205 
MaxInputSizeSetter(bool mayBlock,C2P<C2StreamMaxBufferSizeInfo::input> & me,const C2P<C2StreamMaxPictureSizeTuning::output> & maxSize)206     static C2R MaxInputSizeSetter(bool mayBlock, C2P<C2StreamMaxBufferSizeInfo::input> &me,
207                                   const C2P<C2StreamMaxPictureSizeTuning::output> &maxSize) {
208         (void)mayBlock;
209         // assume compression ratio of 1
210         me.set().value = (((maxSize.v.width + 15) / 16) * ((maxSize.v.height + 15) / 16) * 384);
211         return C2R::Ok();
212     }
213 
ProfileLevelSetter(bool mayBlock,C2P<C2StreamProfileLevelInfo::input> & me,const C2P<C2StreamPictureSizeInfo::output> & size)214     static C2R ProfileLevelSetter(bool mayBlock, C2P<C2StreamProfileLevelInfo::input> &me,
215                                   const C2P<C2StreamPictureSizeInfo::output> &size) {
216         (void)mayBlock;
217         (void)size;
218         (void)me;  // TODO: validate
219         return C2R::Ok();
220     }
221 
DefaultColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsTuning::output> & me)222     static C2R DefaultColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsTuning::output> &me) {
223         (void)mayBlock;
224         if (me.v.range > C2Color::RANGE_OTHER) {
225                 me.set().range = C2Color::RANGE_OTHER;
226         }
227         if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
228                 me.set().primaries = C2Color::PRIMARIES_OTHER;
229         }
230         if (me.v.transfer > C2Color::TRANSFER_OTHER) {
231                 me.set().transfer = C2Color::TRANSFER_OTHER;
232         }
233         if (me.v.matrix > C2Color::MATRIX_OTHER) {
234                 me.set().matrix = C2Color::MATRIX_OTHER;
235         }
236         return C2R::Ok();
237     }
238 
CodedColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::input> & me)239     static C2R CodedColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsInfo::input> &me) {
240         (void)mayBlock;
241         if (me.v.range > C2Color::RANGE_OTHER) {
242                 me.set().range = C2Color::RANGE_OTHER;
243         }
244         if (me.v.primaries > C2Color::PRIMARIES_OTHER) {
245                 me.set().primaries = C2Color::PRIMARIES_OTHER;
246         }
247         if (me.v.transfer > C2Color::TRANSFER_OTHER) {
248                 me.set().transfer = C2Color::TRANSFER_OTHER;
249         }
250         if (me.v.matrix > C2Color::MATRIX_OTHER) {
251                 me.set().matrix = C2Color::MATRIX_OTHER;
252         }
253         return C2R::Ok();
254     }
255 
ColorAspectsSetter(bool mayBlock,C2P<C2StreamColorAspectsInfo::output> & me,const C2P<C2StreamColorAspectsTuning::output> & def,const C2P<C2StreamColorAspectsInfo::input> & coded)256     static C2R ColorAspectsSetter(bool mayBlock, C2P<C2StreamColorAspectsInfo::output> &me,
257                                   const C2P<C2StreamColorAspectsTuning::output> &def,
258                                   const C2P<C2StreamColorAspectsInfo::input> &coded) {
259         (void)mayBlock;
260         // take default values for all unspecified fields, and coded values for specified ones
261         me.set().range = coded.v.range == RANGE_UNSPECIFIED ? def.v.range : coded.v.range;
262         me.set().primaries = coded.v.primaries == PRIMARIES_UNSPECIFIED
263                 ? def.v.primaries : coded.v.primaries;
264         me.set().transfer = coded.v.transfer == TRANSFER_UNSPECIFIED
265                 ? def.v.transfer : coded.v.transfer;
266         me.set().matrix = coded.v.matrix == MATRIX_UNSPECIFIED ? def.v.matrix : coded.v.matrix;
267         return C2R::Ok();
268     }
269 
getColorAspects_l()270     std::shared_ptr<C2StreamColorAspectsInfo::output> getColorAspects_l() {
271         return mColorAspects;
272     }
273 
274 private:
275     std::shared_ptr<C2StreamProfileLevelInfo::input> mProfileLevel;
276     std::shared_ptr<C2StreamPictureSizeInfo::output> mSize;
277     std::shared_ptr<C2StreamMaxPictureSizeTuning::output> mMaxSize;
278     std::shared_ptr<C2StreamMaxBufferSizeInfo::input> mMaxInputSize;
279     std::shared_ptr<C2StreamColorInfo::output> mColorInfo;
280     std::shared_ptr<C2StreamColorAspectsInfo::input> mCodedColorAspects;
281     std::shared_ptr<C2StreamColorAspectsTuning::output> mDefaultColorAspects;
282     std::shared_ptr<C2StreamColorAspectsInfo::output> mColorAspects;
283     std::shared_ptr<C2StreamPixelFormatInfo::output> mPixelFormat;
284 };
285 
getCpuCoreCount()286 static size_t getCpuCoreCount() {
287     long cpuCoreCount = 1;
288 #if defined(_SC_NPROCESSORS_ONLN)
289     cpuCoreCount = sysconf(_SC_NPROCESSORS_ONLN);
290 #else
291     // _SC_NPROC_ONLN must be defined...
292     cpuCoreCount = sysconf(_SC_NPROC_ONLN);
293 #endif
294     CHECK(cpuCoreCount >= 1);
295     ALOGV("Number of CPU cores: %ld", cpuCoreCount);
296     return (size_t)cpuCoreCount;
297 }
298 
ivd_aligned_malloc(WORD32 alignment,WORD32 size)299 static void *ivd_aligned_malloc(WORD32 alignment, WORD32 size) {
300     return memalign(alignment, size);
301 }
302 
ivd_aligned_free(void * mem)303 static void ivd_aligned_free(void *mem) {
304     free(mem);
305 }
306 
C2SoftMpeg2Dec(const char * name,c2_node_id_t id,const std::shared_ptr<IntfImpl> & intfImpl)307 C2SoftMpeg2Dec::C2SoftMpeg2Dec(
308         const char *name,
309         c2_node_id_t id,
310         const std::shared_ptr<IntfImpl> &intfImpl)
311     : SimpleC2Component(std::make_shared<SimpleInterface<IntfImpl>>(name, id, intfImpl)),
312         mIntf(intfImpl),
313         mDecHandle(nullptr),
314         mMemRecords(nullptr),
315         mOutBufferDrain(nullptr),
316         mIvColorformat(IV_YUV_420P),
317         mWidth(320),
318         mHeight(240) {
319     // If input dump is enabled, then open create an empty file
320     GENERATE_FILE_NAMES();
321     CREATE_DUMP_FILE(mInFile);
322 }
323 
~C2SoftMpeg2Dec()324 C2SoftMpeg2Dec::~C2SoftMpeg2Dec() {
325     onRelease();
326 }
327 
onInit()328 c2_status_t C2SoftMpeg2Dec::onInit() {
329     status_t err = initDecoder();
330     return err == OK ? C2_OK : C2_CORRUPTED;
331 }
332 
onStop()333 c2_status_t C2SoftMpeg2Dec::onStop() {
334     if (OK != resetDecoder()) return C2_CORRUPTED;
335     resetPlugin();
336     return C2_OK;
337 }
338 
onReset()339 void C2SoftMpeg2Dec::onReset() {
340     (void) onStop();
341 }
342 
onRelease()343 void C2SoftMpeg2Dec::onRelease() {
344     (void) deleteDecoder();
345     if (mOutBufferDrain) {
346         ivd_aligned_free(mOutBufferDrain);
347         mOutBufferDrain = nullptr;
348     }
349     if (mOutBlock) {
350         mOutBlock.reset();
351     }
352     if (mMemRecords) {
353         ivd_aligned_free(mMemRecords);
354         mMemRecords = nullptr;
355     }
356 }
357 
onFlush_sm()358 c2_status_t C2SoftMpeg2Dec::onFlush_sm() {
359     if (OK != setFlushMode()) return C2_CORRUPTED;
360 
361     uint32_t displayStride = mStride;
362     uint32_t displayHeight = mHeight;
363     uint32_t bufferSize = displayStride * displayHeight * 3 / 2;
364     mOutBufferDrain = (uint8_t *)ivd_aligned_malloc(128, bufferSize);
365     if (!mOutBufferDrain) {
366         ALOGE("could not allocate tmp output buffer (for flush) of size %u ", bufferSize);
367         return C2_NO_MEMORY;
368     }
369 
370     while (true) {
371         ivd_video_decode_ip_t s_decode_ip;
372         ivd_video_decode_op_t s_decode_op;
373 
374         setDecodeArgs(&s_decode_ip, &s_decode_op, nullptr, nullptr, 0, 0, 0);
375         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
376         if (0 == s_decode_op.u4_output_present) {
377             resetPlugin();
378             break;
379         }
380     }
381 
382     if (mOutBufferDrain) {
383         ivd_aligned_free(mOutBufferDrain);
384         mOutBufferDrain = nullptr;
385     }
386 
387     return C2_OK;
388 }
389 
getNumMemRecords()390 status_t C2SoftMpeg2Dec::getNumMemRecords() {
391     iv_num_mem_rec_ip_t s_num_mem_rec_ip;
392     iv_num_mem_rec_op_t s_num_mem_rec_op;
393 
394     s_num_mem_rec_ip.u4_size = sizeof(s_num_mem_rec_ip);
395     s_num_mem_rec_ip.e_cmd = IV_CMD_GET_NUM_MEM_REC;
396     s_num_mem_rec_op.u4_size = sizeof(s_num_mem_rec_op);
397 
398     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
399                                                      &s_num_mem_rec_ip,
400                                                      &s_num_mem_rec_op);
401     if (IV_SUCCESS != status) {
402         ALOGE("Error in getting mem records: 0x%x", s_num_mem_rec_op.u4_error_code);
403         return UNKNOWN_ERROR;
404     }
405     mNumMemRecords = s_num_mem_rec_op.u4_num_mem_rec;
406 
407     return OK;
408 }
409 
fillMemRecords()410 status_t C2SoftMpeg2Dec::fillMemRecords() {
411     iv_mem_rec_t *ps_mem_rec = (iv_mem_rec_t *) ivd_aligned_malloc(
412             128, mNumMemRecords * sizeof(iv_mem_rec_t));
413     if (!ps_mem_rec) {
414         ALOGE("Allocation failure");
415         return NO_MEMORY;
416     }
417     memset(ps_mem_rec, 0, mNumMemRecords * sizeof(iv_mem_rec_t));
418     for (size_t i = 0; i < mNumMemRecords; i++)
419         ps_mem_rec[i].u4_size = sizeof(iv_mem_rec_t);
420     mMemRecords = ps_mem_rec;
421 
422     ivdext_fill_mem_rec_ip_t s_fill_mem_ip;
423     ivdext_fill_mem_rec_op_t s_fill_mem_op;
424 
425     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_size = sizeof(ivdext_fill_mem_rec_ip_t);
426     s_fill_mem_ip.u4_share_disp_buf = 0;
427     s_fill_mem_ip.e_output_format = mIvColorformat;
428     s_fill_mem_ip.u4_deinterlace = 1;
429     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.e_cmd = IV_CMD_FILL_NUM_MEM_REC;
430     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.pv_mem_rec_location = mMemRecords;
431     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_max_frm_wd = mWidth;
432     s_fill_mem_ip.s_ivd_fill_mem_rec_ip_t.u4_max_frm_ht = mHeight;
433     s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_size = sizeof(ivdext_fill_mem_rec_op_t);
434     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
435                                                      &s_fill_mem_ip,
436                                                      &s_fill_mem_op);
437     if (IV_SUCCESS != status) {
438         ALOGE("Error in filling mem records: 0x%x",
439               s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_error_code);
440         return UNKNOWN_ERROR;
441     }
442 
443     CHECK_EQ(mNumMemRecords, s_fill_mem_op.s_ivd_fill_mem_rec_op_t.u4_num_mem_rec_filled);
444     for (size_t i = 0; i < mNumMemRecords; i++, ps_mem_rec++) {
445         ps_mem_rec->pv_base = ivd_aligned_malloc(
446                 ps_mem_rec->u4_mem_alignment, ps_mem_rec->u4_mem_size);
447         if (!ps_mem_rec->pv_base) {
448             ALOGE("Allocation failure for memory record #%zu of size %u",
449                   i, ps_mem_rec->u4_mem_size);
450             return NO_MEMORY;
451         }
452     }
453 
454     return OK;
455 }
456 
createDecoder()457 status_t C2SoftMpeg2Dec::createDecoder() {
458     ivdext_init_ip_t s_init_ip;
459     ivdext_init_op_t s_init_op;
460 
461     s_init_ip.s_ivd_init_ip_t.u4_size = sizeof(ivdext_init_ip_t);
462     s_init_ip.s_ivd_init_ip_t.e_cmd = (IVD_API_COMMAND_TYPE_T)IV_CMD_INIT;
463     s_init_ip.s_ivd_init_ip_t.pv_mem_rec_location = mMemRecords;
464     s_init_ip.s_ivd_init_ip_t.u4_frm_max_wd = mWidth;
465     s_init_ip.s_ivd_init_ip_t.u4_frm_max_ht = mHeight;
466     s_init_ip.u4_share_disp_buf = 0;
467     s_init_ip.u4_deinterlace = 1;
468     s_init_ip.s_ivd_init_ip_t.u4_num_mem_rec = mNumMemRecords;
469     s_init_ip.s_ivd_init_ip_t.e_output_format = mIvColorformat;
470     s_init_op.s_ivd_init_op_t.u4_size = sizeof(ivdext_init_op_t);
471 
472     mDecHandle = (iv_obj_t *)mMemRecords[0].pv_base;
473     mDecHandle->pv_fxns = (void *)ivdec_api_function;
474     mDecHandle->u4_size = sizeof(iv_obj_t);
475 
476     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
477                                                      &s_init_ip,
478                                                      &s_init_op);
479     if (status != IV_SUCCESS) {
480         ALOGE("error in %s: 0x%x", __func__,
481               s_init_op.s_ivd_init_op_t.u4_error_code);
482         return UNKNOWN_ERROR;
483     }
484 
485     return OK;
486 }
487 
setNumCores()488 status_t C2SoftMpeg2Dec::setNumCores() {
489     ivdext_ctl_set_num_cores_ip_t s_set_num_cores_ip;
490     ivdext_ctl_set_num_cores_op_t s_set_num_cores_op;
491 
492     s_set_num_cores_ip.u4_size = sizeof(ivdext_ctl_set_num_cores_ip_t);
493     s_set_num_cores_ip.e_cmd = IVD_CMD_VIDEO_CTL;
494     s_set_num_cores_ip.e_sub_cmd = IVDEXT_CMD_CTL_SET_NUM_CORES;
495     s_set_num_cores_ip.u4_num_cores = mNumCores;
496     s_set_num_cores_op.u4_size = sizeof(ivdext_ctl_set_num_cores_op_t);
497     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
498                                                      &s_set_num_cores_ip,
499                                                      &s_set_num_cores_op);
500     if (status != IV_SUCCESS) {
501         ALOGD("error in %s: 0x%x", __func__, s_set_num_cores_op.u4_error_code);
502         return UNKNOWN_ERROR;
503     }
504 
505     return OK;
506 }
507 
setParams(size_t stride)508 status_t C2SoftMpeg2Dec::setParams(size_t stride) {
509     ivd_ctl_set_config_ip_t s_set_dyn_params_ip;
510     ivd_ctl_set_config_op_t s_set_dyn_params_op;
511 
512     s_set_dyn_params_ip.u4_size = sizeof(ivd_ctl_set_config_ip_t);
513     s_set_dyn_params_ip.e_cmd = IVD_CMD_VIDEO_CTL;
514     s_set_dyn_params_ip.e_sub_cmd = IVD_CMD_CTL_SETPARAMS;
515     s_set_dyn_params_ip.u4_disp_wd = (UWORD32) stride;
516     s_set_dyn_params_ip.e_frm_skip_mode = IVD_SKIP_NONE;
517     s_set_dyn_params_ip.e_frm_out_mode = IVD_DISPLAY_FRAME_OUT;
518     s_set_dyn_params_ip.e_vid_dec_mode = IVD_DECODE_FRAME;
519     s_set_dyn_params_op.u4_size = sizeof(ivd_ctl_set_config_op_t);
520     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
521                                                      &s_set_dyn_params_ip,
522                                                      &s_set_dyn_params_op);
523     if (status != IV_SUCCESS) {
524         ALOGE("error in %s: 0x%x", __func__, s_set_dyn_params_op.u4_error_code);
525         return UNKNOWN_ERROR;
526     }
527 
528     return OK;
529 }
530 
getVersion()531 status_t C2SoftMpeg2Dec::getVersion() {
532     ivd_ctl_getversioninfo_ip_t s_get_versioninfo_ip;
533     ivd_ctl_getversioninfo_op_t s_get_versioninfo_op;
534     UWORD8 au1_buf[512];
535 
536     s_get_versioninfo_ip.u4_size = sizeof(ivd_ctl_getversioninfo_ip_t);
537     s_get_versioninfo_ip.e_cmd = IVD_CMD_VIDEO_CTL;
538     s_get_versioninfo_ip.e_sub_cmd = IVD_CMD_CTL_GETVERSION;
539     s_get_versioninfo_ip.pv_version_buffer = au1_buf;
540     s_get_versioninfo_ip.u4_version_buffer_size = sizeof(au1_buf);
541     s_get_versioninfo_op.u4_size = sizeof(ivd_ctl_getversioninfo_op_t);
542     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
543                                                      &s_get_versioninfo_ip,
544                                                      &s_get_versioninfo_op);
545     if (status != IV_SUCCESS) {
546         ALOGD("error in %s: 0x%x", __func__,
547               s_get_versioninfo_op.u4_error_code);
548     } else {
549         ALOGV("ittiam decoder version number: %s",
550               (char *) s_get_versioninfo_ip.pv_version_buffer);
551     }
552 
553     return OK;
554 }
555 
initDecoder()556 status_t C2SoftMpeg2Dec::initDecoder() {
557     status_t ret = getNumMemRecords();
558     if (OK != ret) return ret;
559 
560     ret = fillMemRecords();
561     if (OK != ret) return ret;
562 
563     if (OK != createDecoder()) return UNKNOWN_ERROR;
564 
565     mNumCores = MIN(getCpuCoreCount(), MAX_NUM_CORES);
566     mStride = ALIGN64(mWidth);
567     mSignalledError = false;
568     resetPlugin();
569     (void) setNumCores();
570     if (OK != setParams(mStride)) return UNKNOWN_ERROR;
571     (void) getVersion();
572 
573     return OK;
574 }
575 
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)576 bool C2SoftMpeg2Dec::setDecodeArgs(ivd_video_decode_ip_t *ps_decode_ip,
577                                    ivd_video_decode_op_t *ps_decode_op,
578                                    C2ReadView *inBuffer,
579                                    C2GraphicView *outBuffer,
580                                    size_t inOffset,
581                                    size_t inSize,
582                                    uint32_t tsMarker) {
583     uint32_t displayStride = mStride;
584     uint32_t displayHeight = mHeight;
585     size_t lumaSize = displayStride * displayHeight;
586     size_t chromaSize = lumaSize >> 2;
587 
588     ps_decode_ip->u4_size = sizeof(ivd_video_decode_ip_t);
589     ps_decode_ip->e_cmd = IVD_CMD_VIDEO_DECODE;
590     if (inBuffer) {
591         ps_decode_ip->u4_ts = tsMarker;
592         ps_decode_ip->pv_stream_buffer = const_cast<uint8_t *>(inBuffer->data() + inOffset);
593         ps_decode_ip->u4_num_Bytes = inSize;
594     } else {
595         ps_decode_ip->u4_ts = 0;
596         ps_decode_ip->pv_stream_buffer = nullptr;
597         ps_decode_ip->u4_num_Bytes = 0;
598     }
599     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[0] = lumaSize;
600     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[1] = chromaSize;
601     ps_decode_ip->s_out_buffer.u4_min_out_buf_size[2] = chromaSize;
602     if (outBuffer) {
603         if (outBuffer->width() < displayStride || outBuffer->height() < displayHeight) {
604             ALOGE("Output buffer too small: provided (%dx%d) required (%ux%u)",
605                   outBuffer->width(), outBuffer->height(), displayStride, displayHeight);
606             return false;
607         }
608         ps_decode_ip->s_out_buffer.pu1_bufs[0] = outBuffer->data()[C2PlanarLayout::PLANE_Y];
609         ps_decode_ip->s_out_buffer.pu1_bufs[1] = outBuffer->data()[C2PlanarLayout::PLANE_U];
610         ps_decode_ip->s_out_buffer.pu1_bufs[2] = outBuffer->data()[C2PlanarLayout::PLANE_V];
611     } else {
612         ps_decode_ip->s_out_buffer.pu1_bufs[0] = mOutBufferDrain;
613         ps_decode_ip->s_out_buffer.pu1_bufs[1] = mOutBufferDrain + lumaSize;
614         ps_decode_ip->s_out_buffer.pu1_bufs[2] = mOutBufferDrain + lumaSize + chromaSize;
615     }
616     ps_decode_ip->s_out_buffer.u4_num_bufs = 3;
617     ps_decode_op->u4_size = sizeof(ivd_video_decode_op_t);
618 
619     return true;
620 }
621 
622 
getSeqInfo()623 bool C2SoftMpeg2Dec::getSeqInfo() {
624     ivdext_ctl_get_seq_info_ip_t s_ctl_get_seq_info_ip;
625     ivdext_ctl_get_seq_info_op_t s_ctl_get_seq_info_op;
626 
627     s_ctl_get_seq_info_ip.u4_size = sizeof(ivdext_ctl_get_seq_info_ip_t);
628     s_ctl_get_seq_info_ip.e_cmd = IVD_CMD_VIDEO_CTL;
629     s_ctl_get_seq_info_ip.e_sub_cmd =
630         (IVD_CONTROL_API_COMMAND_TYPE_T)IMPEG2D_CMD_CTL_GET_SEQ_INFO;
631     s_ctl_get_seq_info_op.u4_size = sizeof(ivdext_ctl_get_seq_info_op_t);
632     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
633                                                      &s_ctl_get_seq_info_ip,
634                                                      &s_ctl_get_seq_info_op);
635     if (status != IV_SUCCESS) {
636         ALOGW("Error in getting Sequence info: 0x%x", s_ctl_get_seq_info_op.u4_error_code);
637         return false;
638     }
639 
640     VuiColorAspects vuiColorAspects;
641     vuiColorAspects.primaries = s_ctl_get_seq_info_op.u1_colour_primaries;
642     vuiColorAspects.transfer = s_ctl_get_seq_info_op.u1_transfer_characteristics;
643     vuiColorAspects.coeffs = s_ctl_get_seq_info_op.u1_matrix_coefficients;
644     vuiColorAspects.fullRange =  false;  // mpeg2 video has limited range.
645 
646     // convert vui aspects to C2 values if changed
647     if (!(vuiColorAspects == mBitstreamColorAspects)) {
648         mBitstreamColorAspects = vuiColorAspects;
649         ColorAspects sfAspects;
650         C2StreamColorAspectsInfo::input codedAspects = { 0u };
651         ColorUtils::convertIsoColorAspectsToCodecAspects(
652                 vuiColorAspects.primaries, vuiColorAspects.transfer, vuiColorAspects.coeffs,
653                 vuiColorAspects.fullRange, sfAspects);
654         if (!C2Mapper::map(sfAspects.mPrimaries, &codedAspects.primaries)) {
655             codedAspects.primaries = C2Color::PRIMARIES_UNSPECIFIED;
656         }
657         if (!C2Mapper::map(sfAspects.mRange, &codedAspects.range)) {
658             codedAspects.range = C2Color::RANGE_UNSPECIFIED;
659         }
660         if (!C2Mapper::map(sfAspects.mMatrixCoeffs, &codedAspects.matrix)) {
661             codedAspects.matrix = C2Color::MATRIX_UNSPECIFIED;
662         }
663         if (!C2Mapper::map(sfAspects.mTransfer, &codedAspects.transfer)) {
664             codedAspects.transfer = C2Color::TRANSFER_UNSPECIFIED;
665         }
666         std::vector<std::unique_ptr<C2SettingResult>> failures;
667         (void)mIntf->config({&codedAspects}, C2_MAY_BLOCK, &failures);
668     }
669     return true;
670 }
671 
setFlushMode()672 status_t C2SoftMpeg2Dec::setFlushMode() {
673     ivd_ctl_flush_ip_t s_set_flush_ip;
674     ivd_ctl_flush_op_t s_set_flush_op;
675 
676     s_set_flush_ip.u4_size = sizeof(ivd_ctl_flush_ip_t);
677     s_set_flush_ip.e_cmd = IVD_CMD_VIDEO_CTL;
678     s_set_flush_ip.e_sub_cmd = IVD_CMD_CTL_FLUSH;
679     s_set_flush_op.u4_size = sizeof(ivd_ctl_flush_op_t);
680     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
681                                                      &s_set_flush_ip,
682                                                      &s_set_flush_op);
683     if (status != IV_SUCCESS) {
684         ALOGE("error in %s: 0x%x", __func__, s_set_flush_op.u4_error_code);
685         return UNKNOWN_ERROR;
686     }
687 
688     return OK;
689 }
690 
resetDecoder()691 status_t C2SoftMpeg2Dec::resetDecoder() {
692     ivd_ctl_reset_ip_t s_reset_ip;
693     ivd_ctl_reset_op_t s_reset_op;
694 
695     s_reset_ip.u4_size = sizeof(ivd_ctl_reset_ip_t);
696     s_reset_ip.e_cmd = IVD_CMD_VIDEO_CTL;
697     s_reset_ip.e_sub_cmd = IVD_CMD_CTL_RESET;
698     s_reset_op.u4_size = sizeof(ivd_ctl_reset_op_t);
699     IV_API_CALL_STATUS_T status = ivdec_api_function(mDecHandle,
700                                                      &s_reset_ip,
701                                                      &s_reset_op);
702     if (IV_SUCCESS != status) {
703         ALOGE("error in %s: 0x%x", __func__, s_reset_op.u4_error_code);
704         return UNKNOWN_ERROR;
705     }
706     (void) setNumCores();
707     mStride = 0;
708     mSignalledError = false;
709 
710     return OK;
711 }
712 
resetPlugin()713 void C2SoftMpeg2Dec::resetPlugin() {
714     mSignalledOutputEos = false;
715     gettimeofday(&mTimeStart, nullptr);
716     gettimeofday(&mTimeEnd, nullptr);
717 }
718 
deleteDecoder()719 status_t C2SoftMpeg2Dec::deleteDecoder() {
720     if (mMemRecords) {
721         iv_mem_rec_t *ps_mem_rec = mMemRecords;
722 
723         for (size_t i = 0; i < mNumMemRecords; i++, ps_mem_rec++) {
724             if (ps_mem_rec->pv_base) {
725                 ivd_aligned_free(ps_mem_rec->pv_base);
726             }
727         }
728         ivd_aligned_free(mMemRecords);
729         mMemRecords = nullptr;
730     }
731     mDecHandle = nullptr;
732 
733     return OK;
734 }
735 
reInitDecoder()736 status_t C2SoftMpeg2Dec::reInitDecoder() {
737     deleteDecoder();
738 
739     status_t ret = initDecoder();
740     if (OK != ret) {
741         ALOGE("Failed to initialize decoder");
742         deleteDecoder();
743         return ret;
744     }
745     return OK;
746 }
747 
fillEmptyWork(const std::unique_ptr<C2Work> & work)748 void fillEmptyWork(const std::unique_ptr<C2Work> &work) {
749     uint32_t flags = 0;
750     if (work->input.flags & C2FrameData::FLAG_END_OF_STREAM) {
751         flags |= C2FrameData::FLAG_END_OF_STREAM;
752         ALOGV("signalling eos");
753     }
754     work->worklets.front()->output.flags = (C2FrameData::flags_t)flags;
755     work->worklets.front()->output.buffers.clear();
756     work->worklets.front()->output.ordinal = work->input.ordinal;
757     work->workletsProcessed = 1u;
758 }
759 
finishWork(uint64_t index,const std::unique_ptr<C2Work> & work)760 void C2SoftMpeg2Dec::finishWork(uint64_t index, const std::unique_ptr<C2Work> &work) {
761     std::shared_ptr<C2Buffer> buffer = createGraphicBuffer(std::move(mOutBlock),
762                                                            C2Rect(mWidth, mHeight));
763     mOutBlock = nullptr;
764     {
765         IntfImpl::Lock lock = mIntf->lock();
766         buffer->setInfo(mIntf->getColorAspects_l());
767     }
768 
769     auto fillWork = [buffer](const std::unique_ptr<C2Work> &work) {
770         work->worklets.front()->output.flags = (C2FrameData::flags_t)0;
771         work->worklets.front()->output.buffers.clear();
772         work->worklets.front()->output.buffers.push_back(buffer);
773         work->worklets.front()->output.ordinal = work->input.ordinal;
774         work->workletsProcessed = 1u;
775     };
776     if (work && c2_cntr64_t(index) == work->input.ordinal.frameIndex) {
777         fillWork(work);
778     } else {
779         finish(index, fillWork);
780     }
781 }
782 
ensureDecoderState(const std::shared_ptr<C2BlockPool> & pool)783 c2_status_t C2SoftMpeg2Dec::ensureDecoderState(const std::shared_ptr<C2BlockPool> &pool) {
784     if (!mDecHandle) {
785         ALOGE("not supposed to be here, invalid decoder context");
786         return C2_CORRUPTED;
787     }
788     if (mStride != ALIGN64(mWidth)) {
789         mStride = ALIGN64(mWidth);
790         if (OK != setParams(mStride)) return C2_CORRUPTED;
791     }
792     if (mOutBlock &&
793             (mOutBlock->width() != mStride || mOutBlock->height() != mHeight)) {
794         mOutBlock.reset();
795     }
796     if (!mOutBlock) {
797         uint32_t format = HAL_PIXEL_FORMAT_YV12;
798         C2MemoryUsage usage = { C2MemoryUsage::CPU_READ, C2MemoryUsage::CPU_WRITE };
799         c2_status_t err = pool->fetchGraphicBlock(mStride, mHeight, format, usage, &mOutBlock);
800         if (err != C2_OK) {
801             ALOGE("fetchGraphicBlock for Output failed with status %d", err);
802             return err;
803         }
804         ALOGV("provided (%dx%d) required (%dx%d)",
805               mOutBlock->width(), mOutBlock->height(), mStride, mHeight);
806     }
807 
808     return C2_OK;
809 }
810 
811 // TODO: can overall error checking be improved?
812 // TODO: allow configuration of color format and usage for graphic buffers instead
813 //       of hard coding them to HAL_PIXEL_FORMAT_YV12
814 // TODO: pass coloraspects information to surface
815 // TODO: test support for dynamic change in resolution
816 // TODO: verify if the decoder sent back all frames
process(const std::unique_ptr<C2Work> & work,const std::shared_ptr<C2BlockPool> & pool)817 void C2SoftMpeg2Dec::process(
818         const std::unique_ptr<C2Work> &work,
819         const std::shared_ptr<C2BlockPool> &pool) {
820     // Initialize output work
821     work->result = C2_OK;
822     work->workletsProcessed = 0u;
823     work->worklets.front()->output.configUpdate.clear();
824     work->worklets.front()->output.flags = work->input.flags;
825 
826     if (mSignalledError || mSignalledOutputEos) {
827         work->result = C2_BAD_VALUE;
828         return;
829     }
830 
831     size_t inOffset = 0u;
832     size_t inSize = 0u;
833     uint32_t workIndex = work->input.ordinal.frameIndex.peeku() & 0xFFFFFFFF;
834     C2ReadView rView = mDummyReadView;
835     if (!work->input.buffers.empty()) {
836         rView = work->input.buffers[0]->data().linearBlocks().front().map().get();
837         inSize = rView.capacity();
838         if (inSize && rView.error()) {
839             ALOGE("read view map failed %d", rView.error());
840             work->result = C2_CORRUPTED;
841             return;
842         }
843     }
844     bool eos = ((work->input.flags & C2FrameData::FLAG_END_OF_STREAM) != 0);
845     bool hasPicture = false;
846 
847     ALOGV("in buffer attr. size %zu timestamp %d frameindex %d, flags %x",
848           inSize, (int)work->input.ordinal.timestamp.peeku(),
849           (int)work->input.ordinal.frameIndex.peeku(), work->input.flags);
850     size_t inPos = 0;
851     while (inPos < inSize) {
852         if (C2_OK != ensureDecoderState(pool)) {
853             mSignalledError = true;
854             work->workletsProcessed = 1u;
855             work->result = C2_CORRUPTED;
856             return;
857         }
858         C2GraphicView wView = mOutBlock->map().get();
859         if (wView.error()) {
860             ALOGE("graphic view map failed %d", wView.error());
861             work->result = C2_CORRUPTED;
862             return;
863         }
864 
865         ivd_video_decode_ip_t s_decode_ip;
866         ivd_video_decode_op_t s_decode_op;
867         if (!setDecodeArgs(&s_decode_ip, &s_decode_op, &rView, &wView,
868                            inOffset + inPos, inSize - inPos, workIndex)) {
869             mSignalledError = true;
870             work->workletsProcessed = 1u;
871             work->result = C2_CORRUPTED;
872             return;
873         }
874         // If input dump is enabled, then write to file
875         DUMP_TO_FILE(mInFile, s_decode_ip.pv_stream_buffer, s_decode_ip.u4_num_Bytes);
876         WORD32 delay;
877         GETTIME(&mTimeStart, nullptr);
878         TIME_DIFF(mTimeEnd, mTimeStart, delay);
879         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
880         WORD32 decodeTime;
881         GETTIME(&mTimeEnd, nullptr);
882         TIME_DIFF(mTimeStart, mTimeEnd, decodeTime);
883         ALOGV("decodeTime=%6d delay=%6d numBytes=%6d ", decodeTime, delay,
884               s_decode_op.u4_num_bytes_consumed);
885         if (IMPEG2D_UNSUPPORTED_DIMENSIONS == s_decode_op.u4_error_code) {
886             ALOGV("unsupported resolution : %dx%d", s_decode_op.u4_pic_wd, s_decode_op.u4_pic_ht);
887             drainInternal(DRAIN_COMPONENT_NO_EOS, pool, work);
888             resetPlugin();
889             work->workletsProcessed = 0u;
890             mWidth = s_decode_op.u4_pic_wd;
891             mHeight = s_decode_op.u4_pic_ht;
892 
893             ALOGI("Configuring decoder: mWidth %d , mHeight %d ",
894                    mWidth, mHeight);
895             C2VideoSizeStreamInfo::output size(0u, mWidth, mHeight);
896             std::vector<std::unique_ptr<C2SettingResult>> failures;
897             c2_status_t err =
898                 mIntf->config({&size}, C2_MAY_BLOCK, &failures);
899             if (err == OK) {
900                 work->worklets.front()->output.configUpdate.push_back(
901                     C2Param::Copy(size));
902             } else {
903                 ALOGE("Cannot set width and height");
904                 mSignalledError = true;
905                 work->workletsProcessed = 1u;
906                 work->result = C2_CORRUPTED;
907                 return;
908             }
909 
910             if (OK != reInitDecoder()) {
911                 ALOGE("Failed to reinitialize decoder");
912                 mSignalledError = true;
913                 work->workletsProcessed = 1u;
914                 work->result = C2_CORRUPTED;
915                 return;
916             }
917             continue;
918         } else if (IVD_RES_CHANGED == (s_decode_op.u4_error_code & 0xFF)) {
919             ALOGV("resolution changed");
920             drainInternal(DRAIN_COMPONENT_NO_EOS, pool, work);
921             resetDecoder();
922             resetPlugin();
923             work->workletsProcessed = 0u;
924             continue;
925         }
926         if (0 < s_decode_op.u4_pic_wd && 0 < s_decode_op.u4_pic_ht) {
927             if (s_decode_op.u4_pic_wd != mWidth ||  s_decode_op.u4_pic_ht != mHeight) {
928                 mWidth = s_decode_op.u4_pic_wd;
929                 mHeight = s_decode_op.u4_pic_ht;
930                 CHECK_EQ(0u, s_decode_op.u4_output_present);
931 
932                 ALOGI("Configuring decoder out: mWidth %d , mHeight %d ",
933                        mWidth, mHeight);
934                 C2VideoSizeStreamInfo::output size(0u, mWidth, mHeight);
935                 std::vector<std::unique_ptr<C2SettingResult>> failures;
936                 c2_status_t err =
937                     mIntf->config({&size}, C2_MAY_BLOCK, &failures);
938                 if (err == OK) {
939                     work->worklets.front()->output.configUpdate.push_back(
940                         C2Param::Copy(size));
941                 } else {
942                     ALOGE("Cannot set width and height");
943                     mSignalledError = true;
944                     work->workletsProcessed = 1u;
945                     work->result = C2_CORRUPTED;
946                     return;
947                 }
948             }
949         }
950 
951         (void) getSeqInfo();
952         hasPicture |= (1 == s_decode_op.u4_frame_decoded_flag);
953         if (s_decode_op.u4_output_present) {
954             finishWork(s_decode_op.u4_ts, work);
955         }
956 
957         inPos += s_decode_op.u4_num_bytes_consumed;
958         if (hasPicture && (inSize - inPos) != 0) {
959             ALOGD("decoded frame in current access nal, ignoring further trailing bytes %d",
960                   (int)inSize - (int)inPos);
961             break;
962         }
963     }
964 
965     if (eos) {
966         drainInternal(DRAIN_COMPONENT_WITH_EOS, pool, work);
967         mSignalledOutputEos = true;
968     } else if (!hasPicture) {
969         fillEmptyWork(work);
970     }
971 }
972 
drainInternal(uint32_t drainMode,const std::shared_ptr<C2BlockPool> & pool,const std::unique_ptr<C2Work> & work)973 c2_status_t C2SoftMpeg2Dec::drainInternal(
974         uint32_t drainMode,
975         const std::shared_ptr<C2BlockPool> &pool,
976         const std::unique_ptr<C2Work> &work) {
977     if (drainMode == NO_DRAIN) {
978         ALOGW("drain with NO_DRAIN: no-op");
979         return C2_OK;
980     }
981     if (drainMode == DRAIN_CHAIN) {
982         ALOGW("DRAIN_CHAIN not supported");
983         return C2_OMITTED;
984     }
985 
986     if (OK != setFlushMode()) return C2_CORRUPTED;
987     while (true) {
988         if (C2_OK != ensureDecoderState(pool)) {
989             mSignalledError = true;
990             work->workletsProcessed = 1u;
991             work->result = C2_CORRUPTED;
992             return C2_CORRUPTED;
993         }
994         C2GraphicView wView = mOutBlock->map().get();
995         if (wView.error()) {
996             ALOGE("graphic view map failed %d", wView.error());
997             return C2_CORRUPTED;
998         }
999         ivd_video_decode_ip_t s_decode_ip;
1000         ivd_video_decode_op_t s_decode_op;
1001         if (!setDecodeArgs(&s_decode_ip, &s_decode_op, nullptr, &wView, 0, 0, 0)) {
1002             mSignalledError = true;
1003             work->workletsProcessed = 1u;
1004             return C2_CORRUPTED;
1005         }
1006         (void) ivdec_api_function(mDecHandle, &s_decode_ip, &s_decode_op);
1007         if (s_decode_op.u4_output_present) {
1008             finishWork(s_decode_op.u4_ts, work);
1009         } else {
1010             fillEmptyWork(work);
1011             break;
1012         }
1013     }
1014 
1015     return C2_OK;
1016 }
1017 
drain(uint32_t drainMode,const std::shared_ptr<C2BlockPool> & pool)1018 c2_status_t C2SoftMpeg2Dec::drain(
1019         uint32_t drainMode,
1020         const std::shared_ptr<C2BlockPool> &pool) {
1021     return drainInternal(drainMode, pool, nullptr);
1022 }
1023 
1024 class C2SoftMpeg2DecFactory : public C2ComponentFactory {
1025 public:
C2SoftMpeg2DecFactory()1026     C2SoftMpeg2DecFactory() : mHelper(std::static_pointer_cast<C2ReflectorHelper>(
1027             GetCodec2PlatformComponentStore()->getParamReflector())) {
1028     }
1029 
createComponent(c2_node_id_t id,std::shared_ptr<C2Component> * const component,std::function<void (C2Component *)> deleter)1030     virtual c2_status_t createComponent(
1031             c2_node_id_t id,
1032             std::shared_ptr<C2Component>* const component,
1033             std::function<void(C2Component*)> deleter) override {
1034         *component = std::shared_ptr<C2Component>(
1035                 new C2SoftMpeg2Dec(COMPONENT_NAME,
1036                                    id,
1037                                    std::make_shared<C2SoftMpeg2Dec::IntfImpl>(mHelper)),
1038                 deleter);
1039         return C2_OK;
1040     }
1041 
createInterface(c2_node_id_t id,std::shared_ptr<C2ComponentInterface> * const interface,std::function<void (C2ComponentInterface *)> deleter)1042     virtual c2_status_t createInterface(
1043             c2_node_id_t id,
1044             std::shared_ptr<C2ComponentInterface>* const interface,
1045             std::function<void(C2ComponentInterface*)> deleter) override {
1046         *interface = std::shared_ptr<C2ComponentInterface>(
1047                 new SimpleInterface<C2SoftMpeg2Dec::IntfImpl>(
1048                         COMPONENT_NAME, id, std::make_shared<C2SoftMpeg2Dec::IntfImpl>(mHelper)),
1049                 deleter);
1050         return C2_OK;
1051     }
1052 
1053     virtual ~C2SoftMpeg2DecFactory() override = default;
1054 
1055 private:
1056     std::shared_ptr<C2ReflectorHelper> mHelper;
1057 };
1058 
1059 }  // namespace android
1060 
CreateCodec2Factory()1061 extern "C" ::C2ComponentFactory* CreateCodec2Factory() {
1062     ALOGV("in %s", __func__);
1063     return new ::android::C2SoftMpeg2DecFactory();
1064 }
1065 
DestroyCodec2Factory(::C2ComponentFactory * factory)1066 extern "C" void DestroyCodec2Factory(::C2ComponentFactory* factory) {
1067     ALOGV("in %s", __func__);
1068     delete factory;
1069 }
1070