[FFmpeg-devel,1/2] checkasm: test for abs_pow34

From 85e60d75554894964825f5718d14591294ec4e88 Mon Sep 17 00:00:00 2001
From: sunyuechi <sunyuechi@iscas.ac.cn>
Date: Tue, 28 Nov 2023 14:08:12 +0800
Subject: [PATCH 1/2] checkasm: test for abs_pow34

---
 libavcodec/aacenc.c        | 24 +++++++------
 libavcodec/aacenc.h        |  1 +
 tests/checkasm/Makefile    |  1 +
 tests/checkasm/aacencdsp.c | 70 ++++++++++++++++++++++++++++++++++++++
 tests/checkasm/checkasm.c  |  3 ++
 tests/checkasm/checkasm.h  |  1 +
 tests/fate/checkasm.mak    |  3 +-
 7 files changed, 92 insertions(+), 11 deletions(-)
 create mode 100644 tests/checkasm/aacencdsp.c

diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 5e6a255a8f..443b25e25a 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -1381,16 +1381,7 @@  static av_cold int aac_encode_init(AVCodecContext *avctx)
     ff_lpc_init(&s->lpc, 2*avctx->frame_size, TNS_MAX_ORDER, FF_LPC_TYPE_LEVINSON);
     s->random_state = 0x1f2e3d4c;
 
-    s->abs_pow34   = abs_pow34_v;
-    s->quant_bands = quantize_bands;
-
-#if ARCH_X86
-    ff_aac_dsp_init_x86(s);
-#endif
-
-#if HAVE_MIPSDSP
-    ff_aac_coder_init_mips(s);
-#endif
+		ff_aac_dsp_init(s);
 
     ff_af_queue_init(avctx, &s->afq);
 
@@ -1444,3 +1435,16 @@  const FFCodec ff_aac_encoder = {
                                                      AV_SAMPLE_FMT_NONE },
     .p.priv_class   = &aacenc_class,
 };
+
+void ff_aac_dsp_init(AACEncContext *s){
+    s->abs_pow34   = abs_pow34_v;
+    s->quant_bands = quantize_bands;
+
+#if ARCH_X86
+    ff_aac_dsp_init_x86(s);
+#endif
+
+#if HAVE_MIPSDSP
+    ff_aac_coder_init_mips(s);
+#endif
+}
diff --git a/libavcodec/aacenc.h b/libavcodec/aacenc.h
index b030c652ae..09dd8639be 100644
--- a/libavcodec/aacenc.h
+++ b/libavcodec/aacenc.h
@@ -154,6 +154,7 @@  typedef struct AACEncContext {
     } buffer;
 } AACEncContext;
 
+void ff_aac_dsp_init(AACEncContext *s);
 void ff_aac_dsp_init_x86(AACEncContext *s);
 void ff_aac_coder_init_mips(AACEncContext *c);
 void ff_quantize_band_cost_cache_init(struct AACEncContext *s);
diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
index 8bc241d29b..da209dd7ad 100644
--- a/tests/checkasm/Makefile
+++ b/tests/checkasm/Makefile
@@ -22,6 +22,7 @@  AVCODECOBJS-$(CONFIG_VIDEODSP)          += videodsp.o
 # decoders/encoders
 AVCODECOBJS-$(CONFIG_AAC_DECODER)       += aacpsdsp.o \
                                            sbrdsp.o
+AVCODECOBJS-$(CONFIG_AAC_ENCODER)       += aacencdsp.o
 AVCODECOBJS-$(CONFIG_ALAC_DECODER)      += alacdsp.o
 AVCODECOBJS-$(CONFIG_DCA_DECODER)       += synth_filter.o
 AVCODECOBJS-$(CONFIG_EXR_DECODER)       += exrdsp.o
diff --git a/tests/checkasm/aacencdsp.c b/tests/checkasm/aacencdsp.c
new file mode 100644
index 0000000000..684c775862
--- /dev/null
+++ b/tests/checkasm/aacencdsp.c
@@ -0,0 +1,70 @@ 
+/*
+ * Copyright (c) 2023 Institue of Software Chinese Academy of Sciences (ISCAS).
+ *
+ * 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/mem.h"
+#include "libavutil/mem_internal.h"
+
+#include "libavcodec/aacenc.h"
+
+#include "checkasm.h"
+
+#define randomize_float(buf, len)                               \
+    do {                                                        \
+        int i;                                                  \
+        for (i = 0; i < len; i++) {                             \
+            float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f;   \
+            buf[i] = f;                                         \
+        }                                                       \
+    } while (0)
+
+static void test_abs_pow34(AACEncContext *s) {
+#define BUF_SIZE 1024
+    LOCAL_ALIGNED_32(float, in, [BUF_SIZE]);
+
+    declare_func(void, float *, const float *, int);
+
+    randomize_float(in, BUF_SIZE);
+
+    if (check_func(s->abs_pow34, "abs_pow34")) {
+        LOCAL_ALIGNED_32(float, out, [BUF_SIZE]);
+        LOCAL_ALIGNED_32(float, out2, [BUF_SIZE]);
+
+        call_ref(out, in, BUF_SIZE);
+        call_new(out2, in, BUF_SIZE);
+
+        if (memcmp(out, out2, BUF_SIZE * sizeof(float)) != 0)
+            fail();
+
+        bench_new(out, in, BUF_SIZE);
+    }
+
+    report("abs_pow34");
+}
+
+
+void checkasm_check_aacencdsp(void)
+{
+    AACEncContext s = { 0 };
+    ff_aac_dsp_init(&s);
+
+    test_abs_pow34(&s);
+}
diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index a15e801caf..a8d17ba740 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -77,6 +77,9 @@  static const struct {
         { "aacpsdsp", checkasm_check_aacpsdsp },
         { "sbrdsp",   checkasm_check_sbrdsp },
     #endif
+    #if CONFIG_AAC_ENCODER
+        { "aacencdsp", checkasm_check_aacencdsp },
+    #endif
     #if CONFIG_ALAC_DECODER
         { "alacdsp", checkasm_check_alacdsp },
     #endif
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
index 41093f2dca..df4dc5272e 100644
--- a/tests/checkasm/checkasm.h
+++ b/tests/checkasm/checkasm.h
@@ -43,6 +43,7 @@ 
 #include "libavutil/lfg.h"
 #include "libavutil/timer.h"
 
+void checkasm_check_aacencdsp(void);
 void checkasm_check_aacpsdsp(void);
 void checkasm_check_afir(void);
 void checkasm_check_alacdsp(void);
diff --git a/tests/fate/checkasm.mak b/tests/fate/checkasm.mak
index 57b0dff4f2..f23151aa6e 100644
--- a/tests/fate/checkasm.mak
+++ b/tests/fate/checkasm.mak
@@ -1,4 +1,5 @@ 
-FATE_CHECKASM = fate-checkasm-aacpsdsp                                  \
+FATE_CHECKASM = fate-checkasm-aacencdsp                                 \
+                fate-checkasm-aacpsdsp                                  \
                 fate-checkasm-af_afir                                   \
                 fate-checkasm-alacdsp                                   \
                 fate-checkasm-audiodsp                                  \
-- 
2.43.0