[FFmpeg-devel] [PATCH] checkasm: add lossless audio DSP

["Rémi Denis-Courmont" <remi@remlab.net>]

---
 tests/checkasm/Makefile   |   1 +
 tests/checkasm/checkasm.c |   3 +
 tests/checkasm/checkasm.h |   1 +
 tests/checkasm/llauddsp.c | 115 ++++++++++++++++++++++++++++++++++++++
 4 files changed, 120 insertions(+)
 create mode 100644 tests/checkasm/llauddsp.c

diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
index 594db4df9d..8bc241d29b 100644
--- a/tests/checkasm/Makefile
+++ b/tests/checkasm/Makefile
@@ -10,6 +10,7 @@ AVCODECOBJS-$(CONFIG_H264DSP)           += h264dsp.o
 AVCODECOBJS-$(CONFIG_H264PRED)          += h264pred.o
 AVCODECOBJS-$(CONFIG_H264QPEL)          += h264qpel.o
 AVCODECOBJS-$(CONFIG_IDCTDSP)           += idctdsp.o
+AVCODECOBJS-$(CONFIG_LLAUDDSP)          += llauddsp.o
 AVCODECOBJS-$(CONFIG_LLVIDDSP)          += llviddsp.o
 AVCODECOBJS-$(CONFIG_LLVIDENCDSP)       += llviddspenc.o
 AVCODECOBJS-$(CONFIG_LPC)               += lpc.o
diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index 51e97686cb..0cff1c45cb 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -143,6 +143,9 @@ static const struct {
     #if CONFIG_JPEG2000_DECODER
         { "jpeg2000dsp", checkasm_check_jpeg2000dsp },
     #endif
+    #if CONFIG_LLAUDDSP
+        { "llauddsp", checkasm_check_llauddsp },
+    #endif
     #if CONFIG_HUFFYUVDSP
         { "llviddsp", checkasm_check_llviddsp },
     #endif
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
index 5638a7fa87..c379ac3c0c 100644
--- a/tests/checkasm/checkasm.h
+++ b/tests/checkasm/checkasm.h
@@ -70,6 +70,7 @@ void checkasm_check_hevc_sao(void);
 void checkasm_check_huffyuvdsp(void);
 void checkasm_check_idctdsp(void);
 void checkasm_check_jpeg2000dsp(void);
+void checkasm_check_llauddsp(void);
 void checkasm_check_llviddsp(void);
 void checkasm_check_llviddspenc(void);
 void checkasm_check_lpc(void);
diff --git a/tests/checkasm/llauddsp.c b/tests/checkasm/llauddsp.c
new file mode 100644
index 0000000000..e6eab589b2
--- /dev/null
+++ b/tests/checkasm/llauddsp.c
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2016 Alexandra Hájková
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <string.h>
+
+#include "libavutil/common.h"
+#include "libavutil/intreadwrite.h"
+#include "libavutil/mem.h"
+#include "libavutil/mem_internal.h"
+
+#include "libavcodec/lossless_audiodsp.h"
+
+#include "checkasm.h"
+
+#define randomize_buf(buf, len) \
+    do { \
+        for (int i = 0; i < len; i++) \
+            buf[i] = rnd(); \
+    } while (0)
+
+static void check_scalarproduct_and_madd_int16(LLAudDSPContext *c)
+{
+#define BUF_SIZE 1088 // multiple of 16
+    LOCAL_ALIGNED_16(int16_t, v1, [BUF_SIZE]);
+    LOCAL_ALIGNED_16(int16_t, v2, [BUF_SIZE]);
+    LOCAL_ALIGNED_16(int16_t, v3, [BUF_SIZE]);
+    int mul;
+
+    declare_func(int32_t, int16_t *, const int16_t *, const int16_t *,
+                          int, int);
+
+    randomize_buf(v1, BUF_SIZE);
+    randomize_buf(v2, BUF_SIZE);
+    randomize_buf(v3, BUF_SIZE);
+    mul = rnd();
+
+    if (check_func(c->scalarproduct_and_madd_int16,
+                   "scalarproduct_and_madd_int16")) {
+        LOCAL_ALIGNED_16(int16_t, dst0, [BUF_SIZE]);
+        LOCAL_ALIGNED_16(int16_t, dst1, [BUF_SIZE]);
+        int ref, val;
+
+        memcpy(dst0, v1, sizeof (*dst0) * BUF_SIZE);
+        memcpy(dst1, v1, sizeof (*dst1) * BUF_SIZE);
+        ref = call_ref(dst0, v2, v3, BUF_SIZE, mul);
+        val = call_new(dst1, v2, v3, BUF_SIZE, mul);
+        if (memcmp(dst0, dst1, sizeof (*dst0) * BUF_SIZE) != 0 || ref != val)
+            fail();
+
+        bench_new(v1, v2, v3, BUF_SIZE, mul);
+    }
+
+    report("scalarproduct_and_madd_int16");
+}
+
+static void check_scalarproduct_and_madd_int32(LLAudDSPContext *c)
+{
+#define BUF_SIZE 1088 // multiple of 16
+    LOCAL_ALIGNED_16(int16_t, v1, [BUF_SIZE]);
+    LOCAL_ALIGNED_16(int32_t, v2, [BUF_SIZE]);
+    LOCAL_ALIGNED_16(int16_t, v3, [BUF_SIZE]);
+    int mul;
+
+    declare_func(int32_t, int16_t *, const int32_t *, const int16_t *,
+                          int, int);
+
+    randomize_buf(v1, BUF_SIZE);
+    randomize_buf(v2, BUF_SIZE);
+    randomize_buf(v3, BUF_SIZE);
+    mul = rnd();
+
+    if (check_func(c->scalarproduct_and_madd_int32,
+                   "scalarproduct_and_madd_int32")) {
+        LOCAL_ALIGNED_16(int16_t, dst0, [BUF_SIZE]);
+        LOCAL_ALIGNED_16(int16_t, dst1, [BUF_SIZE]);
+        int ref, val;
+
+        memcpy(dst0, v1, sizeof (*dst0) * BUF_SIZE);
+        memcpy(dst1, v1, sizeof (*dst1) * BUF_SIZE);
+        ref = call_ref(dst0, v2, v3, BUF_SIZE, mul);
+        val = call_new(dst1, v2, v3, BUF_SIZE, mul);
+        if (memcmp(dst0, dst1, sizeof (*dst0) * BUF_SIZE) != 0 || ref != val)
+            fail();
+
+        bench_new(v1, v2, v3, BUF_SIZE, mul);
+    }
+
+    report("scalarproduct_and_madd_int32");
+}
+
+void checkasm_check_llauddsp(void)
+{
+    LLAudDSPContext c;
+
+    ff_llauddsp_init(&c);
+    check_scalarproduct_and_madd_int16(&c);
+    check_scalarproduct_and_madd_int32(&c);
+}
-- 
2.42.0

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