| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "AmrnbDecoderTest" |
| #define OUTPUT_FILE "/data/local/tmp/amrnbDecode.out" |
| |
| #include <utils/Log.h> |
| |
| #include <audio_utils/sndfile.h> |
| #include <stdio.h> |
| |
| #include "gsmamr_dec.h" |
| |
| #include "AmrnbDecTestEnvironment.h" |
| |
| // Constants for AMR-NB |
| constexpr int32_t kInputBufferSize = 64; |
| constexpr int32_t kSamplesPerFrame = L_FRAME; |
| constexpr int32_t kBitsPerSample = 16; |
| constexpr int32_t kSampleRate = 8000; |
| constexpr int32_t kChannels = 1; |
| constexpr int32_t kOutputBufferSize = kSamplesPerFrame * kBitsPerSample / 8; |
| const int32_t kFrameSizes[] = {12, 13, 15, 17, 19, 20, 26, 31, -1, -1, -1, -1, -1, -1, -1, -1}; |
| |
| constexpr int32_t kNumFrameReset = 150; |
| |
| static AmrnbDecTestEnvironment *gEnv = nullptr; |
| |
| class AmrnbDecoderTest : public ::testing::TestWithParam<string> { |
| public: |
| AmrnbDecoderTest() : mFpInput(nullptr) {} |
| |
| ~AmrnbDecoderTest() { |
| if (mFpInput) { |
| fclose(mFpInput); |
| mFpInput = nullptr; |
| } |
| } |
| |
| FILE *mFpInput; |
| SNDFILE *openOutputFile(SF_INFO *sfInfo); |
| int32_t DecodeFrames(void *amrHandle, SNDFILE *outFileHandle, int32_t frameCount = INT32_MAX); |
| }; |
| |
| SNDFILE *AmrnbDecoderTest::openOutputFile(SF_INFO *sfInfo) { |
| memset(sfInfo, 0, sizeof(SF_INFO)); |
| sfInfo->channels = kChannels; |
| sfInfo->format = SF_FORMAT_WAV | SF_FORMAT_PCM_16; |
| sfInfo->samplerate = kSampleRate; |
| SNDFILE *outFileHandle = sf_open(OUTPUT_FILE, SFM_WRITE, sfInfo); |
| return outFileHandle; |
| } |
| |
| int32_t AmrnbDecoderTest::DecodeFrames(void *amrHandle, SNDFILE *outFileHandle, |
| int32_t frameCount) { |
| uint8_t inputBuf[kInputBufferSize]; |
| int16_t outputBuf[kOutputBufferSize]; |
| |
| while (frameCount > 0) { |
| uint8_t mode; |
| int32_t bytesRead = fread(&mode, 1, 1, mFpInput); |
| if (bytesRead != 1) break; |
| |
| // Find frame type |
| Frame_Type_3GPP frameType = (Frame_Type_3GPP)((mode >> 3) & 0x0f); |
| int32_t frameSize = kFrameSizes[frameType]; |
| if (frameSize < 0) { |
| ALOGE("Illegal frame type"); |
| return -1; |
| } |
| bytesRead = fread(inputBuf, 1, frameSize, mFpInput); |
| if (bytesRead != frameSize) break; |
| |
| int32_t bytesDecoded = AMRDecode(amrHandle, frameType, inputBuf, outputBuf, MIME_IETF); |
| if (bytesDecoded == -1) { |
| ALOGE("Failed to decode the input file"); |
| return -1; |
| } |
| |
| sf_writef_short(outFileHandle, outputBuf, kSamplesPerFrame); |
| frameCount--; |
| } |
| return 0; |
| } |
| |
| TEST_F(AmrnbDecoderTest, CreateAmrnbDecoderTest) { |
| void *amrHandle; |
| int32_t status = GSMInitDecode(&amrHandle, (Word8 *)"AMRNBDecoder"); |
| ASSERT_EQ(status, 0) << "Error creating AMR-NB decoder"; |
| GSMDecodeFrameExit(&amrHandle); |
| ASSERT_EQ(amrHandle, nullptr) << "Error deleting AMR-NB decoder"; |
| } |
| |
| TEST_P(AmrnbDecoderTest, DecodeTest) { |
| string inputFile = gEnv->getRes() + GetParam(); |
| mFpInput = fopen(inputFile.c_str(), "rb"); |
| ASSERT_NE(mFpInput, nullptr) << "Error opening input file " << inputFile; |
| |
| // Open the output file. |
| SF_INFO sfInfo; |
| SNDFILE *outFileHandle = openOutputFile(&sfInfo); |
| ASSERT_NE(outFileHandle, nullptr) << "Error opening output file for writing decoded output"; |
| |
| void *amrHandle; |
| int32_t status = GSMInitDecode(&amrHandle, (Word8 *)"AMRNBDecoder"); |
| ASSERT_EQ(status, 0) << "Error creating AMR-NB decoder"; |
| |
| // Decode |
| int32_t decoderErr = DecodeFrames(amrHandle, outFileHandle); |
| ASSERT_EQ(decoderErr, 0) << "DecodeFrames returned error"; |
| |
| sf_close(outFileHandle); |
| GSMDecodeFrameExit(&amrHandle); |
| ASSERT_EQ(amrHandle, nullptr) << "Error deleting AMR-NB decoder"; |
| } |
| |
| TEST_P(AmrnbDecoderTest, ResetDecodeTest) { |
| string inputFile = gEnv->getRes() + GetParam(); |
| mFpInput = fopen(inputFile.c_str(), "rb"); |
| ASSERT_NE(mFpInput, nullptr) << "Error opening input file " << inputFile; |
| |
| // Open the output file. |
| SF_INFO sfInfo; |
| SNDFILE *outFileHandle = openOutputFile(&sfInfo); |
| ASSERT_NE(outFileHandle, nullptr) << "Error opening output file for writing decoded output"; |
| |
| void *amrHandle; |
| int32_t status = GSMInitDecode(&amrHandle, (Word8 *)"AMRNBDecoder"); |
| ASSERT_EQ(status, 0) << "Error creating AMR-NB decoder"; |
| |
| // Decode kNumFrameReset first |
| int32_t decoderErr = DecodeFrames(amrHandle, outFileHandle, kNumFrameReset); |
| ASSERT_EQ(decoderErr, 0) << "DecodeFrames returned error"; |
| |
| status = Speech_Decode_Frame_reset(amrHandle); |
| ASSERT_EQ(status, 0) << "Error resting AMR-NB decoder"; |
| |
| // Start decoding again |
| decoderErr = DecodeFrames(amrHandle, outFileHandle); |
| ASSERT_EQ(decoderErr, 0) << "DecodeFrames returned error"; |
| |
| sf_close(outFileHandle); |
| GSMDecodeFrameExit(&amrHandle); |
| ASSERT_EQ(amrHandle, nullptr) << "Error deleting AMR-NB decoder"; |
| } |
| |
| INSTANTIATE_TEST_SUITE_P(AmrnbDecoderTestAll, AmrnbDecoderTest, |
| ::testing::Values(("bbb_8000hz_1ch_8kbps_amrnb_30sec.amrnb"), |
| ("sine_amrnb_1ch_12kbps_8000hz.amrnb"))); |
| |
| int main(int argc, char **argv) { |
| gEnv = new AmrnbDecTestEnvironment(); |
| ::testing::AddGlobalTestEnvironment(gEnv); |
| ::testing::InitGoogleTest(&argc, argv); |
| int status = gEnv->initFromOptions(argc, argv); |
| if (status == 0) { |
| status = RUN_ALL_TESTS(); |
| ALOGV("Test result = %d\n", status); |
| } |
| return status; |
| } |