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speex resampling instead of libsamplerate?

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This commit is contained in:
Anthony Samms
2025-11-21 16:47:05 -05:00
parent f3c77df017
commit b74b0bb0ac
2 changed files with 77 additions and 39 deletions
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30
libs/audio/Makefile
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@@ -71,10 +71,15 @@ ifneq (,$(findstring MINGW,$(UNAME_S)))
CORE_LIBS += -lsndfile
endif
ifneq (,$(wildcard /mingw64/lib/libsamplerate.a))
# Resampling libraries - prefer speexdsp, fallback to libsamplerate
ifneq (,$(wildcard /mingw64/lib/libspeexdsp.a))
CORE_LIBS += /mingw64/lib/libspeexdsp.a
CFLAGS += -DHAVE_SPEEXDSP
else ifneq (,$(wildcard /mingw64/lib/libsamplerate.a))
CORE_LIBS += /mingw64/lib/libsamplerate.a
CFLAGS += -DHAVE_SAMPLERATE
else
CORE_LIBS += -lsamplerate
CORE_LIBS += -lspeexdsp -lsamplerate
endif
# Windows system libraries (these provide the missing symbols)
@@ -103,7 +108,10 @@ else ifeq ($(UNAME_S),Darwin)
CORE_LIBS += -lportaudio
endif
CORE_LIBS += -lsndfile -lsamplerate
CORE_LIBS += -lsndfile
# Resampling libraries - prefer speexdsp, fallback to libsamplerate
CORE_LIBS += -lspeexdsp -lsamplerate
# macOS frameworks
LIBS = $(CORE_LIBS) -framework CoreAudio -framework AudioToolbox -framework AudioUnit
@@ -127,12 +135,15 @@ else ifeq ($(UNAME_S),Linux)
CORE_LIBS += -lsndfile
# Check for libsamplerate
ifeq ($(call check_lib,samplerate),yes)
# Check for speexdsp (preferred) or libsamplerate
ifeq ($(call check_lib,speexdsp),yes)
CORE_LIBS += -lspeexdsp
CFLAGS += -DHAVE_SPEEXDSP
else ifeq ($(call check_lib,samplerate),yes)
CORE_LIBS += -lsamplerate
CFLAGS += -DHAVE_SAMPLERATE
else
$(warning libsamplerate not found - building without sample rate conversion)
$(warning Neither speexdsp nor libsamplerate found - building without sample rate conversion)
endif
# Audio backend libraries (optional)
@@ -188,7 +199,7 @@ else ifeq ($(UNAME_S),Linux)
else
# Generic Unix fallback - minimal dependencies
LIBNAME = libaudio.so
LIBS = -lportaudio -lsndfile -lpthread -lm
LIBS = -lportaudio -lsndfile -lspeexdsp -lpthread -lm
OBJ_EXT = .o
endif
@@ -250,7 +261,7 @@ ifneq (,$(findstring MINGW,$(UNAME_S)))
@echo "Checking for Windows-specific libportaudio:"
@ls -la ./libportaudio-win.a 2>/dev/null && echo "✓ Found local libportaudio-win.a" || echo "✗ No local libportaudio-win.a"
@echo "Available system static libraries:"
@ls /mingw64/lib/lib{portaudio,sndfile,samplerate,FLAC,vorbis*,ogg}.a 2>/dev/null || echo "None found"
@ls /mingw64/lib/lib{portaudio,sndfile,speexdsp,samplerate,FLAC,vorbis*,ogg}.a 2>/dev/null || echo "None found"
@echo "Static pthread library:"
@ls /mingw64/lib/libwinpthread.a 2>/dev/null && echo "✓ Found libwinpthread.a" || echo "✗ Missing libwinpthread.a"
@echo "Libraries to link: $(LIBS)"
@@ -262,6 +273,7 @@ ifdef PKG_CONFIG
@echo "pkg-config available: yes"
@echo -n "PortAudio: "; pkg-config --exists portaudio-2.0 && echo "✓" || echo "✗"
@echo -n "libsndfile: "; pkg-config --exists sndfile && echo "✓" || echo "✗"
@echo -n "speexdsp: "; pkg-config --exists speexdsp && echo "✓" || echo "✗"
@echo -n "libsamplerate: "; pkg-config --exists samplerate && echo "✓" || echo "✗"
@echo -n "ALSA: "; pkg-config --exists alsa && echo "✓" || echo "✗"
@echo -n "PulseAudio: "; pkg-config --exists libpulse && echo "✓" || echo "✗"
@@ -288,7 +300,7 @@ list-libs:
@echo "All libraries: $(LIBS)"
# Build with only essential libraries (fallback)
minimal: override LIBS = -lportaudio -lsndfile -lpthread -lm
minimal: override LIBS = -lportaudio -lsndfile -lspeexdsp -lpthread -lm
minimal: $(LIBNAME)
@echo "Built minimal version with basic dependencies only"