add back info == operator

Author: oliviamiller

src/viam/sdk/common/audio.cpp

@@ -19,6 +19,11 @@ bool operator==(const audio_properties& lhs, const audio_properties& rhs) {
            std::tie(rhs.supported_codecs, rhs.sample_rate_hz, rhs.num_channels);
 }
 
+bool operator==(const audio_info& lhs, const audio_info& rhs) {
+    return std::tie(lhs.codec, lhs.sample_rate_hz, lhs.num_channels) ==
+           std::tie(rhs.codec, rhs.sample_rate_hz, rhs.num_channels);
+}
+
 uint16_t get_bits_per_sample(const std::string& codec) {
     if (codec == audio_codecs::PCM_16) {
         return 16;

src/viam/sdk/common/audio.hpp

@@ -38,6 +38,9 @@ struct audio_info {
 /// @brief Equality operator for properties
 bool operator==(const audio_properties& lhs, const audio_properties& rhs);
 
+/// @brief Equality operator for audio_info
+bool operator==(const audio_info& lhs, const audio_info& rhs);
+
 uint16_t get_bits_per_sample(const std::string& codec);
 
 void write_wav_file(const std::string& filename,