diff --git a/src/tangara/tts/player.cpp b/src/tangara/tts/player.cpp index 9cc7a1f7..1b1e0bcf 100644 --- a/src/tangara/tts/player.cpp +++ b/src/tangara/tts/player.cpp @@ -44,7 +44,11 @@ auto Player::playFile(const std::string& text, const std::string& file) stream_playing_ = true; } - openAndDecode(text, file); + // Only attempt playback if the card contains samples. + // We gate this on directory existence to avoid spamming the logs. + if (Provider::SamplesOnSDCard()) { + openAndDecode(text, file); + } if (!stream_cancelled_) { events::Audio().Dispatch(audio::TtsPlaybackChanged{.is_playing = false}); diff --git a/src/tangara/tts/provider.cpp b/src/tangara/tts/provider.cpp index 2fb6c426..c101dbb1 100644 --- a/src/tangara/tts/provider.cpp +++ b/src/tangara/tts/provider.cpp @@ -75,4 +75,37 @@ auto Provider::feed(const Event& e) -> void { } } +bool Provider::SamplesOnSDCard() { + // Does the /.tangara-tts/ path exist on the SD card? + FILINFO fi; + FRESULT status = f_stat(kTtsPath, &fi); + + switch (status) { + case FR_NO_PATH: + case FR_NO_FILE: + case FR_NO_FILESYSTEM: + // If the SD card isn't mounted, or no matching file, then no samples. + return false; + + case FR_OK: + // If /.tangara-tts exists, let's check it out first. + break; + + default: + // If things look odd, then assume samples aren't present. + ESP_LOGW(kTag, "got unexpected %d status from f_stat(\"%s\")", status, + kTtsPath); + return false; + } + + // If /.tangara-tts exists and is a directory, it probably contains samples. + if (fi.fattrib & AM_DIR) + return true; + + // Otherwise, for example, if it's a file, assume no samples present. + ESP_LOGW(kTag, "got unexpected file attributes for %s: %d", kTtsPath, + fi.fattrib); + return false; +} + } // namespace tts diff --git a/src/tangara/tts/provider.hpp b/src/tangara/tts/provider.hpp index 3a16d5a9..e46950ce 100644 --- a/src/tangara/tts/provider.hpp +++ b/src/tangara/tts/provider.hpp @@ -11,9 +11,9 @@ #include #include +#include "drivers/nvs.hpp" #include "tts/events.hpp" #include "tts/player.hpp" -#include "drivers/nvs.hpp" namespace tts { @@ -34,6 +34,8 @@ class Provider { Provider(const Provider&) = delete; Provider& operator=(const Provider&) = delete; + static bool SamplesOnSDCard(); + private: drivers::NvsStorage& nvs_; std::unique_ptr player_;