[feat](trx-rs): add ft8 decoder

Co-authored-by: Codex <codex@openai.com> Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>
2026-02-09 21:19:56 +01:00
parent 7bd1a70607
commit 1199ab85e9
206 changed files with 9613 additions and 5 deletions
@@ -0,0 +1,58 @@
+BUILD_DIR = .build
+
+FT8_SRC  = $(wildcard ft8/*.c)
+FT8_OBJ  = $(patsubst %.c,$(BUILD_DIR)/%.o,$(FT8_SRC))
+
+COMMON_SRC = $(wildcard common/*.c)
+COMMON_OBJ = $(patsubst %.c,$(BUILD_DIR)/%.o,$(COMMON_SRC))
+
+FFT_SRC  = $(wildcard fft/*.c)
+FFT_OBJ  = $(patsubst %.c,$(BUILD_DIR)/%.o,$(FFT_SRC))
+
+TARGETS  = libft8.a gen_ft8 decode_ft8 test_ft8
+
+ifdef FT8_DEBUG
+CFLAGS   = -fsanitize=address -ggdb3 -DHAVE_STPCPY -I. -DFTX_DEBUG_PRINT
+LDFLAGS  = -fsanitize=address -lm
+else
+CFLAGS   = -O3 -DHAVE_STPCPY -I.
+LDFLAGS  = -lm
+endif
+
+# Optionally, use Portaudio for live audio input
+# Portaudio is a C++ library, so then you need to set CC=clang++ or CC=g++
+ifdef PORTAUDIO_PREFIX
+CFLAGS   += -DUSE_PORTAUDIO -I$(PORTAUDIO_PREFIX)/include
+LDFLAGS  += -lportaudio -L$(PORTAUDIO_PREFIX)/lib
+endif
+
+.PHONY: all clean run_tests install
+
+all: $(TARGETS)
+
+clean:
+	rm -rf $(BUILD_DIR) $(TARGETS)
+
+run_tests: test_ft8
+	@./test_ft8
+
+install: libft8.a
+	install libft8.a /usr/lib/libft8.a
+
+gen_ft8: $(BUILD_DIR)/demo/gen_ft8.o libft8.a
+	$(CC) $(CFLAGS) -o $@ .build/demo/gen_ft8.o -lft8 -L. -lm
+
+decode_ft8: $(BUILD_DIR)/demo/decode_ft8.o libft8.a $(FFT_OBJ)
+	$(CC) $(CFLAGS) -o $@ $(BUILD_DIR)/demo/decode_ft8.o $(FFT_OBJ) -lft8 -L. -lm
+
+test_ft8: $(BUILD_DIR)/test/test.o libft8.a
+	$(CC) $(CFLAGS) -o $@ .build/test/test.o -lft8 -L. -lm
+
+$(BUILD_DIR)/%.o: %.c
+	@mkdir -p $(dir $@)
+	$(CC) $(CFLAGS) -o $@ -c $^
+
+lib: libft8.a
+
+libft8.a: $(FT8_OBJ) $(COMMON_OBJ)
+	$(AR) rc libft8.a $(FT8_OBJ) $(COMMON_OBJ)