From 45481634f28a068e7cfc8a835cbe482f4d74349a Mon Sep 17 00:00:00 2001
From: Themaister <maister@archlinux.us>
Date: Fri, 6 Jul 2012 17:04:54 +0100
Subject: [PATCH] Add tests for fixed point sinc.

---
 audio/test/Makefile | 10 ++++++++--
 audio/test/main.c   | 16 +++++++++++++++-
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/audio/test/Makefile b/audio/test/Makefile
index a1f3c9f39d..8f6339da0c 100644
--- a/audio/test/Makefile
+++ b/audio/test/Makefile
@@ -1,6 +1,6 @@
-TESTS := test-hermite test-sinc test-snr-sinc test-snr-hermite
+TESTS := test-hermite test-sinc test-sinc-fixed test-snr-sinc test-snr-hermite
 
-CFLAGS += -O3 -g -Wall -pedantic -std=gnu99 -DRESAMPLER_TEST -march=native
+CFLAGS += -O3 -g -Wall -pedantic -std=gnu99 -DRESAMPLER_TEST
 LDFLAGS += -lm
 
 all: $(TESTS)
@@ -11,12 +11,18 @@ test-hermite: ../hermite.o ../utils.o main.o
 test-sinc: ../sinc.o ../utils.o main.o
 	$(CC) -o $@ $^ $(LDFLAGS)
 
+test-sinc-fixed: ../sinc-fixed.o main-fixed.o
+	$(CC) -o $@ $^ $(LDFLAGS)
+
 test-snr-sinc: ../sinc.o ../utils.o snr.o
 	$(CC) -o $@ $^ $(LDFLAGS)
 
 test-snr-hermite: ../hermite.o ../utils.o snr.o
 	$(CC) -o $@ $^ $(LDFLAGS)
 
+%-fixed.o: %.c
+	$(CC) -c -o $@ $< $(CFLAGS) -DHAVE_FIXED_POINT
+
 %.o: %.c
 	$(CC) -c -o $@ $< $(CFLAGS)
 
diff --git a/audio/test/main.c b/audio/test/main.c
index 606ffc026d..3baec853a8 100644
--- a/audio/test/main.c
+++ b/audio/test/main.c
@@ -24,9 +24,12 @@
 int main(int argc, char *argv[])
 {
    int16_t input_i[1024];
-   float input_f[1024];
    int16_t output_i[1024 * 8];
+
+#ifndef HAVE_FIXED_POINT
+   float input_f[1024];
    float output_f[1024 * 8];
+#endif
 
    if (argc != 3)
    {
@@ -56,19 +59,30 @@ int main(int argc, char *argv[])
       if (fread(input_i, sizeof(int16_t), 1024, stdin) != 1024)
          break;
 
+#ifndef HAVE_FIXED_POINT
       audio_convert_s16_to_float(input_f, input_i, 1024);
+#endif
 
       struct resampler_data data = {
+#ifdef HAVE_FIXED_POINT
+         .data_in = input_i,
+         .data_out = output_i,
+         .input_frames = sizeof(input_i) / (2 * sizeof(int16_t)),
+#else
          .data_in = input_f,
          .data_out = output_f,
          .input_frames = sizeof(input_f) / (2 * sizeof(float)),
+#endif
          .ratio = ratio,
       };
 
       resampler_process(resamp, &data);
 
       size_t output_samples = data.output_frames * 2;
+
+#ifndef HAVE_FIXED_POINT
       audio_convert_float_to_s16(output_i, output_f, output_samples);
+#endif
 
       if (fwrite(output_i, sizeof(int16_t), output_samples, stdout) != output_samples)
          break;