mirror of
https://github.com/oxen-io/session-android.git
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229 lines
8.2 KiB
C++
229 lines
8.2 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/audio_coding/neteq/decoder_database.h"
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#include <assert.h>
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#include <stdlib.h>
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#include <string>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "webrtc/modules/audio_coding/neteq/mock/mock_audio_decoder.h"
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#include "webrtc/test/testsupport/gtest_disable.h"
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namespace webrtc {
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TEST(DecoderDatabase, CreateAndDestroy) {
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DecoderDatabase db;
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EXPECT_EQ(0, db.Size());
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EXPECT_TRUE(db.Empty());
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}
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TEST(DecoderDatabase, InsertAndRemove) {
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DecoderDatabase db;
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const uint8_t kPayloadType = 0;
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadType, kDecoderPCMu));
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EXPECT_EQ(1, db.Size());
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EXPECT_FALSE(db.Empty());
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EXPECT_EQ(DecoderDatabase::kOK, db.Remove(kPayloadType));
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EXPECT_EQ(0, db.Size());
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EXPECT_TRUE(db.Empty());
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}
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TEST(DecoderDatabase, GetDecoderInfo) {
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DecoderDatabase db;
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const uint8_t kPayloadType = 0;
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadType, kDecoderPCMu));
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const DecoderDatabase::DecoderInfo* info;
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info = db.GetDecoderInfo(kPayloadType);
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ASSERT_TRUE(info != NULL);
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EXPECT_EQ(kDecoderPCMu, info->codec_type);
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EXPECT_EQ(NULL, info->decoder);
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EXPECT_EQ(8000, info->fs_hz);
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EXPECT_FALSE(info->external);
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info = db.GetDecoderInfo(kPayloadType + 1); // Other payload type.
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EXPECT_TRUE(info == NULL); // Should not be found.
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}
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TEST(DecoderDatabase, GetRtpPayloadType) {
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DecoderDatabase db;
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const uint8_t kPayloadType = 0;
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadType, kDecoderPCMu));
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EXPECT_EQ(kPayloadType, db.GetRtpPayloadType(kDecoderPCMu));
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const uint8_t expected_value = DecoderDatabase::kRtpPayloadTypeError;
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EXPECT_EQ(expected_value,
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db.GetRtpPayloadType(kDecoderISAC)); // iSAC is not registered.
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}
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TEST(DecoderDatabase, GetDecoder) {
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DecoderDatabase db;
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const uint8_t kPayloadType = 0;
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadType, kDecoderPCM16B));
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AudioDecoder* dec = db.GetDecoder(kPayloadType);
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ASSERT_TRUE(dec != NULL);
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}
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TEST(DecoderDatabase, TypeTests) {
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DecoderDatabase db;
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const uint8_t kPayloadTypePcmU = 0;
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const uint8_t kPayloadTypeCng = 13;
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const uint8_t kPayloadTypeDtmf = 100;
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const uint8_t kPayloadTypeRed = 101;
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const uint8_t kPayloadNotUsed = 102;
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// Load into database.
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadTypePcmU, kDecoderPCMu));
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadTypeCng, kDecoderCNGnb));
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadTypeDtmf, kDecoderAVT));
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(kPayloadTypeRed, kDecoderRED));
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EXPECT_EQ(4, db.Size());
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// Test.
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EXPECT_FALSE(db.IsComfortNoise(kPayloadNotUsed));
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EXPECT_FALSE(db.IsDtmf(kPayloadNotUsed));
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EXPECT_FALSE(db.IsRed(kPayloadNotUsed));
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EXPECT_FALSE(db.IsComfortNoise(kPayloadTypePcmU));
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EXPECT_FALSE(db.IsDtmf(kPayloadTypePcmU));
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EXPECT_FALSE(db.IsRed(kPayloadTypePcmU));
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EXPECT_FALSE(db.IsType(kPayloadTypePcmU, kDecoderISAC));
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EXPECT_TRUE(db.IsType(kPayloadTypePcmU, kDecoderPCMu));
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EXPECT_TRUE(db.IsComfortNoise(kPayloadTypeCng));
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EXPECT_TRUE(db.IsDtmf(kPayloadTypeDtmf));
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EXPECT_TRUE(db.IsRed(kPayloadTypeRed));
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}
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TEST(DecoderDatabase, ExternalDecoder) {
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DecoderDatabase db;
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const uint8_t kPayloadType = 0;
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MockAudioDecoder decoder;
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// Load into database.
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EXPECT_EQ(DecoderDatabase::kOK,
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db.InsertExternal(kPayloadType, kDecoderPCMu, 8000,
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&decoder));
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EXPECT_EQ(1, db.Size());
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// Get decoder and make sure we get the external one.
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EXPECT_EQ(&decoder, db.GetDecoder(kPayloadType));
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// Get the decoder info struct and check it too.
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const DecoderDatabase::DecoderInfo* info;
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info = db.GetDecoderInfo(kPayloadType);
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ASSERT_TRUE(info != NULL);
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EXPECT_EQ(kDecoderPCMu, info->codec_type);
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EXPECT_EQ(&decoder, info->decoder);
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EXPECT_EQ(8000, info->fs_hz);
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EXPECT_TRUE(info->external);
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// Expect not to delete the decoder when removing it from the database, since
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// it was declared externally.
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EXPECT_CALL(decoder, Die()).Times(0);
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EXPECT_EQ(DecoderDatabase::kOK, db.Remove(kPayloadType));
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EXPECT_TRUE(db.Empty());
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EXPECT_CALL(decoder, Die()).Times(1); // Will be called when |db| is deleted.
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}
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TEST(DecoderDatabase, CheckPayloadTypes) {
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DecoderDatabase db;
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// Load a number of payloads into the database. Payload types are 0, 1, ...,
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// while the decoder type is the same for all payload types (this does not
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// matter for the test).
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const int kNumPayloads = 10;
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for (uint8_t payload_type = 0; payload_type < kNumPayloads; ++payload_type) {
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EXPECT_EQ(DecoderDatabase::kOK,
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db.RegisterPayload(payload_type, kDecoderArbitrary));
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}
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PacketList packet_list;
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for (int i = 0; i < kNumPayloads + 1; ++i) {
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// Create packet with payload type |i|. The last packet will have a payload
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// type that is not registered in the decoder database.
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Packet* packet = new Packet;
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packet->header.payloadType = i;
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packet_list.push_back(packet);
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}
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// Expect to return false, since the last packet is of an unknown type.
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EXPECT_EQ(DecoderDatabase::kDecoderNotFound,
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db.CheckPayloadTypes(packet_list));
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delete packet_list.back();
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packet_list.pop_back(); // Remove the unknown one.
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EXPECT_EQ(DecoderDatabase::kOK, db.CheckPayloadTypes(packet_list));
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// Delete all packets.
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PacketList::iterator it = packet_list.begin();
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while (it != packet_list.end()) {
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delete packet_list.front();
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it = packet_list.erase(it);
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}
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}
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// Test the methods for setting and getting active speech and CNG decoders.
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TEST(DecoderDatabase, ActiveDecoders) {
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DecoderDatabase db;
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// Load payload types.
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ASSERT_EQ(DecoderDatabase::kOK, db.RegisterPayload(0, kDecoderPCMu));
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ASSERT_EQ(DecoderDatabase::kOK, db.RegisterPayload(103, kDecoderISAC));
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ASSERT_EQ(DecoderDatabase::kOK, db.RegisterPayload(13, kDecoderCNGnb));
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// Verify that no decoders are active from the start.
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EXPECT_EQ(NULL, db.GetActiveDecoder());
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EXPECT_EQ(NULL, db.GetActiveCngDecoder());
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// Set active speech codec.
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bool changed; // Should be true when the active decoder changed.
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EXPECT_EQ(DecoderDatabase::kOK, db.SetActiveDecoder(0, &changed));
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EXPECT_TRUE(changed);
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AudioDecoder* decoder = db.GetActiveDecoder();
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ASSERT_FALSE(decoder == NULL); // Should get a decoder here.
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EXPECT_EQ(kDecoderPCMu, decoder->codec_type());
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// Set the same again. Expect no change.
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EXPECT_EQ(DecoderDatabase::kOK, db.SetActiveDecoder(0, &changed));
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EXPECT_FALSE(changed);
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decoder = db.GetActiveDecoder();
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ASSERT_FALSE(decoder == NULL); // Should get a decoder here.
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EXPECT_EQ(kDecoderPCMu, decoder->codec_type());
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// Change active decoder.
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EXPECT_EQ(DecoderDatabase::kOK, db.SetActiveDecoder(103, &changed));
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EXPECT_TRUE(changed);
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decoder = db.GetActiveDecoder();
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ASSERT_FALSE(decoder == NULL); // Should get a decoder here.
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EXPECT_EQ(kDecoderISAC, decoder->codec_type());
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// Remove the active decoder, and verify that the active becomes NULL.
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EXPECT_EQ(DecoderDatabase::kOK, db.Remove(103));
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EXPECT_EQ(NULL, db.GetActiveDecoder());
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// Set active CNG codec.
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EXPECT_EQ(DecoderDatabase::kOK, db.SetActiveCngDecoder(13));
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decoder = db.GetActiveCngDecoder();
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ASSERT_FALSE(decoder == NULL); // Should get a decoder here.
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EXPECT_EQ(kDecoderCNGnb, decoder->codec_type());
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// Remove the active CNG decoder, and verify that the active becomes NULL.
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EXPECT_EQ(DecoderDatabase::kOK, db.Remove(13));
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EXPECT_EQ(NULL, db.GetActiveCngDecoder());
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// Try to set non-existing codecs as active.
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EXPECT_EQ(DecoderDatabase::kDecoderNotFound,
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db.SetActiveDecoder(17, &changed));
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EXPECT_EQ(DecoderDatabase::kDecoderNotFound,
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db.SetActiveCngDecoder(17));
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}
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} // namespace webrtc
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