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AudioDecoderIsacT: Require caller to always specify sample rate

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This gets rid of the complex & icky state where the sample rate is not
yet determined.

BUG=webrtc:5801

Review-Url: https://codereview.webrtc.org/2020353003
Cr-Commit-Position: refs/heads/master@{#13011}
This commit is contained in:
kwiberg
2016-06-02 02:58:59 -07:00
committed by Commit bot
parent 52033d6ea1
commit abe95ba323
10 changed files with 24 additions and 52 deletions
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8
webrtc/modules/audio_coding/codecs/isac/audio_decoder_isac_t.h
View File

@ -26,9 +26,6 @@ namespace webrtc {
template <typename T>
class AudioDecoderIsacT final : public AudioDecoder {
public:
AudioDecoderIsacT();
explicit AudioDecoderIsacT(
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo);
explicit AudioDecoderIsacT(int sample_rate_hz);
AudioDecoderIsacT(int sample_rate_hz,
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo);
@ -52,11 +49,8 @@ class AudioDecoderIsacT final : public AudioDecoder {
SpeechType* speech_type) override;
private:
AudioDecoderIsacT(rtc::Optional<int> sample_rate_hz,
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo);
typename T::instance_type* isac_state_;
rtc::Optional<int> sample_rate_hz_;
int sample_rate_hz_;
rtc::scoped_refptr<LockedIsacBandwidthInfo> bwinfo_;
RTC_DISALLOW_COPY_AND_ASSIGN(AudioDecoderIsacT);

38
webrtc/modules/audio_coding/codecs/isac/audio_decoder_isac_t_impl.h
View File

@ -17,33 +17,17 @@
namespace webrtc {
template <typename T>
AudioDecoderIsacT<T>::AudioDecoderIsacT()
: AudioDecoderIsacT(rtc::Optional<int>(), nullptr) {}
template <typename T>
AudioDecoderIsacT<T>::AudioDecoderIsacT(
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo)
: AudioDecoderIsacT(rtc::Optional<int>(), bwinfo) {}
template <typename T>
AudioDecoderIsacT<T>::AudioDecoderIsacT(int sample_rate_hz)
: AudioDecoderIsacT(rtc::Optional<int>(sample_rate_hz), nullptr) {}
: AudioDecoderIsacT(sample_rate_hz, nullptr) {}
template <typename T>
AudioDecoderIsacT<T>::AudioDecoderIsacT(
int sample_rate_hz,
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo)
: AudioDecoderIsacT(rtc::Optional<int>(sample_rate_hz), bwinfo) {}
template <typename T>
AudioDecoderIsacT<T>::AudioDecoderIsacT(
rtc::Optional<int> sample_rate_hz,
const rtc::scoped_refptr<LockedIsacBandwidthInfo>& bwinfo)
: sample_rate_hz_(sample_rate_hz), bwinfo_(bwinfo) {
RTC_CHECK(!sample_rate_hz || *sample_rate_hz == 16000 ||
*sample_rate_hz == 32000)
<< "Unsupported sample rate " << *sample_rate_hz;
RTC_CHECK(sample_rate_hz == 16000 || sample_rate_hz == 32000)
<< "Unsupported sample rate " << sample_rate_hz;
RTC_CHECK_EQ(0, T::Create(&isac_state_));
T::DecoderInit(isac_state_);
if (bwinfo_) {
@ -51,9 +35,7 @@ AudioDecoderIsacT<T>::AudioDecoderIsacT(
T::GetBandwidthInfo(isac_state_, &bi);
bwinfo_->Set(bi);
}
if (sample_rate_hz_) {
RTC_CHECK_EQ(0, T::SetDecSampRate(isac_state_, *sample_rate_hz_));
}
RTC_CHECK_EQ(0, T::SetDecSampRate(isac_state_, sample_rate_hz_));
}
template <typename T>
@ -67,14 +49,7 @@ int AudioDecoderIsacT<T>::DecodeInternal(const uint8_t* encoded,
int sample_rate_hz,
int16_t* decoded,
SpeechType* speech_type) {
if (sample_rate_hz_) {
RTC_CHECK_EQ(*sample_rate_hz_, sample_rate_hz);
} else {
RTC_CHECK(sample_rate_hz == 16000 || sample_rate_hz == 32000)
<< "Unsupported sample rate " << sample_rate_hz;
sample_rate_hz_ = rtc::Optional<int>(sample_rate_hz);
RTC_CHECK_EQ(0, T::SetDecSampRate(isac_state_, *sample_rate_hz_));
}
RTC_CHECK_EQ(sample_rate_hz_, sample_rate_hz);
int16_t temp_type = 1; // Default is speech.
int ret =
T::DecodeInternal(isac_state_, encoded, encoded_len, decoded, &temp_type);
@ -121,8 +96,7 @@ int AudioDecoderIsacT<T>::ErrorCode() {
template <typename T>
int AudioDecoderIsacT<T>::SampleRateHz() const {
RTC_CHECK(sample_rate_hz_) << "Sample rate not set yet!";
return *sample_rate_hz_;
return sample_rate_hz_;
}
template <typename T>