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| 1 | #include <gtest/gtest.h> | ||
| 2 | #include <stdlib.h> | ||
| 3 | #include <stdarg.h> | ||
| 4 | #include <stdint.h> | ||
| 5 | #include <limits.h> | ||
| 6 | #include <fstream> | ||
| 7 | #include <openssl/sha.h> | ||
| 8 | |||
| 9 | #include "codec_def.h" | ||
| 10 | #include "codec_app_def.h" | ||
| 11 | #include "codec_api.h" | ||
| 12 | |||
| 13 | #include "utils/BufferedData.h" | ||
| 14 | |||
| 15 | static bool CompareHash(unsigned char(&digest)[SHA_DIGEST_LENGTH], | ||
| 16 | const char* hashStr) { | ||
| 17 | |||
| 18 | char hashStrCmp[SHA_DIGEST_LENGTH * 2 + 1]; | ||
| 19 | for (int i = 0; i < SHA_DIGEST_LENGTH; ++i) { | ||
| 20 | sprintf(&hashStrCmp[i*2], "%.2x", digest[i]); | ||
| 21 | } | ||
| 22 | hashStrCmp[SHA_DIGEST_LENGTH * 2] = '\0'; | ||
| 23 | return strncmp(hashStr, hashStrCmp, SHA_DIGEST_LENGTH * 2) == 0; | ||
| 24 | } | ||
| 25 | |||
| 26 | static void UpdateHashFromPlane(SHA_CTX* ctx, const uint8_t* plane, | ||
| 27 | int width, int height, int stride) { | ||
| 28 | |||
| 29 | for (int i = 0; i < height; i++) { | ||
| 30 | SHA1_Update(ctx, plane, width); | ||
| 31 | plane += stride; | ||
| 32 | } | ||
| 33 | } | ||
| 34 | |||
| 35 | /** | ||
| 36 | * @return frame size (>= 0), or -1 for memory allocation error. | ||
| 37 | */ | ||
| 38 | static int ReadFrame(std::ifstream* file, BufferedData* buf) { | ||
| 39 | // start code of a frame is {0, 0, 0, 1} | ||
| 40 | int zeroCount = 0; | ||
| 41 | char b; | ||
| 42 | |||
| 43 | while (file->read(&b, 1), file->gcount() == 1) { | ||
| 44 | if (!buf->Push(b)) { | ||
| 45 | return -1; | ||
| 46 | } | ||
| 47 | |||
| 48 | if (buf->Length() <= 4) { | ||
| 49 | continue; | ||
| 50 | } | ||
| 51 | |||
| 52 | if (zeroCount < 3) { | ||
| 53 | zeroCount = b != 0 ? 0 : zeroCount + 1; | ||
| 54 | } else { | ||
| 55 | if (b == 1) { | ||
| 56 | file->seekg(-4, file->cur); | ||
| 57 | return buf->Length() - 4; | ||
| 58 | } else if (b == 0) { | ||
| 59 | zeroCount = 3; | ||
| 60 | } else { | ||
| 61 | zeroCount = 0; | ||
| 62 | } | ||
| 63 | } | ||
| 64 | } | ||
| 65 | return buf->Length(); | ||
| 66 | } | ||
| 67 | |||
| 68 | /** | ||
| 69 | * @return true if a frame is decoded successfully, otherwise false. | ||
| 70 | */ | ||
| 71 | static bool DecodeAndProcess(ISVCDecoder* decoder, const uint8_t* src, | ||
| 72 | int sliceSize, SHA_CTX* ctx) { | ||
| 73 | |||
| 74 | void* data[3]; | ||
| 75 | SBufferInfo bufInfo; | ||
| 76 | memset(data, 0, sizeof(data)); | ||
| 77 | memset(&bufInfo, 0, sizeof(SBufferInfo)); | ||
| 78 | |||
| 79 | DECODING_STATE rv = decoder->DecodeFrame(src, sliceSize, data, &bufInfo); | ||
| 80 | if (rv == dsErrorFree) { | ||
| 81 | if (bufInfo.iBufferStatus == 1) { | ||
| 82 | // y plane | ||
| 83 | UpdateHashFromPlane(ctx, static_cast<uint8_t*>(data[0]), | ||
| 84 | bufInfo.UsrData.sSystemBuffer.iWidth, | ||
| 85 | bufInfo.UsrData.sSystemBuffer.iHeight, | ||
| 86 | bufInfo.UsrData.sSystemBuffer.iStride[0]); | ||
| 87 | // u plane | ||
| 88 | UpdateHashFromPlane(ctx, static_cast<uint8_t*>(data[1]), | ||
| 89 | bufInfo.UsrData.sSystemBuffer.iWidth / 2, | ||
| 90 | bufInfo.UsrData.sSystemBuffer.iHeight / 2, | ||
| 91 | bufInfo.UsrData.sSystemBuffer.iStride[1]); | ||
| 92 | // v plane | ||
| 93 | UpdateHashFromPlane(ctx, static_cast<uint8_t*>(data[2]), | ||
| 94 | bufInfo.UsrData.sSystemBuffer.iWidth / 2, | ||
| 95 | bufInfo.UsrData.sSystemBuffer.iHeight / 2, | ||
| 96 | bufInfo.UsrData.sSystemBuffer.iStride[1]); | ||
| 97 | } | ||
| 98 | return true; | ||
| 99 | } else { | ||
| 100 | return false; | ||
| 101 | } | ||
| 102 | } | ||
| 103 | |||
| 104 | static void CompareFileToHash(ISVCDecoder* decoder, | ||
| 105 | const char* fileName, const char* hashStr) { | ||
| 106 | |||
| 107 | std::ifstream file(fileName, std::ios::in | std::ios::binary); | ||
| 108 | ASSERT_TRUE(file.is_open()); | ||
| 109 | |||
| 110 | unsigned char digest[SHA_DIGEST_LENGTH]; | ||
| 111 | SHA_CTX ctx; | ||
| 112 | SHA1_Init(&ctx); | ||
| 113 | |||
| 114 | BufferedData buf; | ||
| 115 | int sliceSize; | ||
| 116 | |||
| 117 | while ((sliceSize = ReadFrame(&file, &buf)) > 0) { | ||
| 118 | if (DecodeAndProcess(decoder, buf.data(), sliceSize, &ctx)) { | ||
| 119 | buf.Clear(); | ||
| 120 | } else { | ||
| 121 | SHA1_Final(digest, &ctx); | ||
| 122 | FAIL() << "unable to decode frame"; | ||
| 123 | } | ||
| 124 | } | ||
| 125 | |||
| 126 | if (sliceSize < 0) { | ||
| 127 | SHA1_Final(digest, &ctx); | ||
| 128 | FAIL() << "unable to allocate memory"; | ||
| 129 | } | ||
| 130 | |||
| 131 | int32_t iEndOfStreamFlag = true; | ||
| 132 | decoder->SetOption(DECODER_OPTION_END_OF_STREAM, &iEndOfStreamFlag); | ||
| 133 | |||
| 134 | // Get pending last frame | ||
| 135 | if (!DecodeAndProcess(decoder, NULL, 0, &ctx)) { | ||
| 136 | SHA1_Final(digest, &ctx); | ||
| 137 | FAIL() << "unable to decode last frame"; | ||
| 138 | } | ||
| 139 | |||
| 140 | SHA1_Final(digest, &ctx); | ||
| 141 | ASSERT_TRUE(CompareHash(digest, hashStr)); | ||
| 142 | } | ||
| 143 | |||
| 144 | class DecoderInitTest : public ::testing::Test { | ||
| 145 | public: | ||
| 146 | DecoderInitTest() : decoder_(NULL) {} | ||
| 147 | |||
| 148 | virtual void SetUp() { | ||
| 149 | long rv = CreateDecoder(&decoder_); | ||
| 150 | ASSERT_EQ(0, rv); | ||
| 151 | ASSERT_TRUE(decoder_ != NULL); | ||
| 152 | |||
| 153 | SDecodingParam decParam; | ||
| 154 | memset(&decParam, 0, sizeof(SDecodingParam)); | ||
| 155 | decParam.iOutputColorFormat = videoFormatI420; | ||
| 156 | decParam.uiTargetDqLayer = UCHAR_MAX; | ||
| 157 | decParam.uiEcActiveFlag = 1; | ||
| 158 | decParam.sVideoProperty.eVideoBsType = VIDEO_BITSTREAM_DEFAULT; | ||
| 159 | |||
| 160 | rv = decoder_->Initialize(&decParam, INIT_TYPE_PARAMETER_BASED); | ||
| 161 | ASSERT_EQ(0, rv); | ||
| 162 | } | ||
| 163 | |||
| 164 | virtual void TearDown() { | ||
| 165 | if (decoder_ != NULL) { | ||
| 166 | decoder_->Uninitialize(); | ||
| 167 | DestroyDecoder(decoder_); | ||
| 168 | } | ||
| 169 | } | ||
| 170 | |||
| 171 | protected: | ||
| 172 | ISVCDecoder* decoder_; | ||
| 173 | }; | ||
| 174 | |||
| 175 | |||
| 176 | TEST_F(DecoderInitTest, JustInit) { | ||
| 177 | } | ||
| 178 | |||
| 179 | struct FileParam { | ||
| 180 | const char* fileName; | ||
| 181 | const char* hashStr; | ||
| 182 | }; | ||
| 183 | |||
| 184 | class DecoderOutputTest : public DecoderInitTest, | ||
| 185 | public ::testing::WithParamInterface<FileParam> { | ||
| 186 | }; | ||
| 187 | |||
| 188 | TEST_P(DecoderOutputTest, CompareOutput) { | ||
| 189 | FileParam p = GetParam(); | ||
| 190 | CompareFileToHash(decoder_, p.fileName, p.hashStr); | ||
| 191 | } | ||
| 192 | |||
| 193 | static const FileParam kFileParamArray[] = { | ||
| 194 | {"res/test_vd_1d.264", "5827d2338b79ff82cd091c707823e466197281d3"}, | ||
| 195 | {"res/test_vd_rc.264", "eea02e97bfec89d0418593a8abaaf55d02eaa1ca"} | ||
| 196 | }; | ||
| 197 | |||
| 198 | INSTANTIATE_TEST_CASE_P(DecodeFile, DecoderOutputTest, | ||
| 199 | ::testing::ValuesIn(kFileParamArray)); | ||