iSAC fixed-point implementation of the Audio{En,De}coderFactoryTemplate APIs

webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc

Index: webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc
diff --git a/webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc b/webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc
index 19c3071bef3d7b8a68519c83c9e9dcf440850298..4120978291aa408f8f7db74a82befec1a19e29b1 100644
--- a/webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc
+++ b/webrtc/api/audio_codecs/test/audio_encoder_factory_template_unittest.cc
@@ -13,6 +13,7 @@
 #include "webrtc/api/audio_codecs/g711/audio_encoder_g711.h"
 #include "webrtc/api/audio_codecs/g722/audio_encoder_g722.h"
 #include "webrtc/api/audio_codecs/ilbc/audio_encoder_ilbc.h"
+#include "webrtc/api/audio_codecs/isac/audio_encoder_isac_fix.h"
 #include "webrtc/api/audio_codecs/opus/audio_encoder_opus.h"
 #include "webrtc/rtc_base/ptr_util.h"
 #include "webrtc/test/gmock.h"
@@ -171,6 +172,26 @@ TEST(AudioEncoderFactoryTemplateTest, Ilbc) {
   EXPECT_EQ(8000, enc->SampleRateHz());
 }
 
+TEST(AudioEncoderFactoryTemplateTest, IsacFix) {
+  auto factory = CreateAudioEncoderFactory<AudioEncoderIsacFix>();
+  EXPECT_THAT(factory->GetSupportedEncoders(),
+              testing::ElementsAre(AudioCodecSpec{
+                  {"ISAC", 16000, 1}, {16000, 1, 32000, 10000, 32000}}));
+  EXPECT_EQ(rtc::Optional<AudioCodecInfo>(),
+            factory->QueryAudioEncoder({"isac", 16000, 2}));
+  EXPECT_EQ(rtc::Optional<AudioCodecInfo>({16000, 1, 32000, 10000, 32000}),
+            factory->QueryAudioEncoder({"isac", 16000, 1}));
+  EXPECT_EQ(nullptr, factory->MakeAudioEncoder(17, {"isac", 8000, 1}));
+  auto enc1 = factory->MakeAudioEncoder(17, {"isac", 16000, 1});
+  ASSERT_NE(nullptr, enc1);
+  EXPECT_EQ(16000, enc1->SampleRateHz());
+  EXPECT_EQ(3u, enc1->Num10MsFramesInNextPacket());
+  auto enc2 =
+      factory->MakeAudioEncoder(17, {"isac", 16000, 1, {{"ptime", "60"}}});
+  ASSERT_NE(nullptr, enc2);
+  EXPECT_EQ(6u, enc2->Num10MsFramesInNextPacket());
+}
+
 TEST(AudioEncoderFactoryTemplateTest, L16) {
   auto factory = CreateAudioEncoderFactory<AudioEncoderL16>();
   EXPECT_THAT(