Switch to using new ACM methods for encoder management
BUG=webrtc:5028
Review URL: https://codereview.webrtc.org/1677013002
Cr-Commit-Position: refs/heads/master@{#12267}
diff --git a/webrtc/modules/audio_coding/acm2/codec_manager.h b/webrtc/modules/audio_coding/acm2/codec_manager.h
index fbd3a18..f6c6cd4 100644
--- a/webrtc/modules/audio_coding/acm2/codec_manager.h
+++ b/webrtc/modules/audio_coding/acm2/codec_manager.h
@@ -17,6 +17,7 @@
#include "webrtc/base/optional.h"
#include "webrtc/base/thread_checker.h"
#include "webrtc/modules/audio_coding/acm2/rent_a_codec.h"
+#include "webrtc/modules/audio_coding/include/audio_coding_module.h"
#include "webrtc/modules/audio_coding/include/audio_coding_module_typedefs.h"
#include "webrtc/common_types.h"
@@ -55,6 +56,30 @@
bool SetCodecFEC(bool enable_codec_fec);
+ // Uses the provided Rent-A-Codec to create a new encoder stack, if we have a
+ // complete specification; if so, it is then passed to set_encoder. On error,
+ // returns false.
+ bool MakeEncoder(RentACodec* rac, AudioCodingModule* acm) {
+ RTC_DCHECK(rac);
+ RTC_DCHECK(acm);
+ if (!codec_stack_params_.speech_encoder && send_codec_inst_) {
+ // We have no speech encoder, but we have a specification for making one.
+ auto enc = rac->RentEncoder(*send_codec_inst_);
+ if (!enc)
+ return false;
+ codec_stack_params_.speech_encoder = std::move(enc);
+ }
+ auto stack = rac->RentEncoderStack(&codec_stack_params_);
+ if (stack) {
+ // Give new encoder stack to the ACM.
+ acm->SetEncoder(std::move(stack));
+ } else {
+ // The specification was good but incomplete, so we have no encoder stack
+ // to give to the ACM.
+ }
+ return true;
+ }
+
private:
rtc::ThreadChecker thread_checker_;
rtc::Optional<CodecInst> send_codec_inst_;
diff --git a/webrtc/modules/audio_coding/acm2/rent_a_codec.cc b/webrtc/modules/audio_coding/acm2/rent_a_codec.cc
index 3bf959e..7f1e520 100644
--- a/webrtc/modules/audio_coding/acm2/rent_a_codec.cc
+++ b/webrtc/modules/audio_coding/acm2/rent_a_codec.cc
@@ -263,7 +263,8 @@
std::unique_ptr<AudioEncoder> RentACodec::RentEncoderStack(
StackParameters* param) {
- RTC_DCHECK(param->speech_encoder);
+ if (!param->speech_encoder)
+ return nullptr;
if (param->use_codec_fec) {
// Switch FEC on. On failure, remember that FEC is off.
diff --git a/webrtc/modules/audio_coding/acm2/rent_a_codec.h b/webrtc/modules/audio_coding/acm2/rent_a_codec.h
index 2c5873d..a4026ac 100644
--- a/webrtc/modules/audio_coding/acm2/rent_a_codec.h
+++ b/webrtc/modules/audio_coding/acm2/rent_a_codec.h
@@ -212,7 +212,7 @@
// Creates and returns an audio encoder stack constructed to the given
// specification. If the specification isn't compatible with the encoder, it
// will be changed to match (things will be switched off). The speech encoder
- // will be stolen.
+ // will be stolen. If the specification isn't complete, returns nullptr.
std::unique_ptr<AudioEncoder> RentEncoderStack(StackParameters* param);
// Creates and returns an iSAC decoder.
diff --git a/webrtc/modules/audio_coding/acm2/rent_a_codec_unittest.cc b/webrtc/modules/audio_coding/acm2/rent_a_codec_unittest.cc
index d0a94cf..028a271 100644
--- a/webrtc/modules/audio_coding/acm2/rent_a_codec_unittest.cc
+++ b/webrtc/modules/audio_coding/acm2/rent_a_codec_unittest.cc
@@ -222,13 +222,11 @@
EXPECT_FALSE(rent_a_codec.RentEncoder(codec_inst));
}
-#if GTEST_HAS_DEATH_TEST && !defined(WEBRTC_ANDROID)
TEST(RentACodecTest, RentEncoderStackWithoutSpeechEncoder) {
RentACodec::StackParameters sp;
EXPECT_EQ(nullptr, sp.speech_encoder);
- EXPECT_DEATH(RentACodec().RentEncoderStack(&sp), "");
+ EXPECT_EQ(nullptr, RentACodec().RentEncoderStack(&sp));
}
-#endif
} // namespace acm2
} // namespace webrtc