[FFmpeg-cvslog] checkasm: add synth_filter test
Janne Grunau
git at videolan.org
Sat Jan 2 12:45:45 CET 2016
ffmpeg | branch: master | Janne Grunau <janne-libav at jannau.net> | Mon Dec 7 23:38:46 2015 +0100| [568a4323fbde03665b2b23a98068d02b39121812] | committer: Janne Grunau
checkasm: add synth_filter test
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=568a4323fbde03665b2b23a98068d02b39121812
---
tests/checkasm/Makefile | 2 +-
tests/checkasm/checkasm.c | 1 +
tests/checkasm/checkasm.h | 1 +
tests/checkasm/synth_filter.c | 121 +++++++++++++++++++++++++++++++++++++++++
4 files changed, 124 insertions(+), 1 deletion(-)
diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
index a7d13d5..9bd13ac 100644
--- a/tests/checkasm/Makefile
+++ b/tests/checkasm/Makefile
@@ -1,6 +1,6 @@
# libavcodec tests
AVCODECOBJS-$(CONFIG_BSWAPDSP) += bswapdsp.o
-AVCODECOBJS-$(CONFIG_DCA_DECODER) += dcadsp.o
+AVCODECOBJS-$(CONFIG_DCA_DECODER) += dcadsp.o synth_filter.o
AVCODECOBJS-$(CONFIG_H264PRED) += h264pred.o
AVCODECOBJS-$(CONFIG_H264QPEL) += h264qpel.o
AVCODECOBJS-$(CONFIG_HEVC_DECODER) += hevc_mc.o
diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index a563eaf..c61e4d4 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -63,6 +63,7 @@ static const struct {
#endif
#if CONFIG_DCA_DECODER
{ "dcadsp", checkasm_check_dcadsp },
+ { "synth_filter", checkasm_check_synth_filter },
#endif
#if CONFIG_H264PRED
{ "h264pred", checkasm_check_h264pred },
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
index eb8b6dd..a599dba 100644
--- a/tests/checkasm/checkasm.h
+++ b/tests/checkasm/checkasm.h
@@ -35,6 +35,7 @@ void checkasm_check_dcadsp(void);
void checkasm_check_h264pred(void);
void checkasm_check_h264qpel(void);
void checkasm_check_hevc_mc(void);
+void checkasm_check_synth_filter(void);
void checkasm_check_v210enc(void);
void *checkasm_check_func(void *func, const char *name, ...) av_printf_format(2, 3);
diff --git a/tests/checkasm/synth_filter.c b/tests/checkasm/synth_filter.c
new file mode 100644
index 0000000..157400b
--- /dev/null
+++ b/tests/checkasm/synth_filter.c
@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2015 Janne Grunau
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <math.h>
+#include <string.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "libavutil/internal.h"
+#include "libavutil/intfloat.h"
+#include "libavcodec/dcadata.h"
+#include "libavcodec/synth_filter.h"
+
+#include "checkasm.h"
+
+#define BUF_SIZE 32
+
+#define randomize_input() \
+ do { \
+ int i; \
+ for (i = 0; i < BUF_SIZE; i++) { \
+ float f = (float)rnd() / (UINT_MAX >> 5) - 16.0f; \
+ in[i] = f; \
+ } \
+ } while (0)
+
+void checkasm_check_synth_filter(void)
+{
+ FFTContext imdct;
+ SynthFilterContext synth;
+
+ ff_mdct_init(&imdct, 6, 1, 1.0);
+ ff_synth_filter_init(&synth);
+
+ if (check_func(synth.synth_filter_float, "synth_filter_float")) {
+ LOCAL_ALIGNED(32, float, out0, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, out1, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, out_b, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, in, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, buf2_0, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, buf2_1, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, buf2_b, [BUF_SIZE]);
+ LOCAL_ALIGNED(32, float, buf0, [512]);
+ LOCAL_ALIGNED(32, float, buf1, [512]);
+ LOCAL_ALIGNED(32, float, buf_b, [512]);
+ float scale = 1.0f;
+ int i, offset0 = 0, offset1 = 0, offset_b = 0;
+
+ declare_func(void, FFTContext *, float *, int *, float[32], const float[512],
+ float[32], float[32], float);
+
+ memset(buf2_0, 0, sizeof(*buf2_0) * BUF_SIZE);
+ memset(buf2_1, 0, sizeof(*buf2_1) * BUF_SIZE);
+ memset(buf2_b, 0, sizeof(*buf2_b) * BUF_SIZE);
+ memset(buf0, 0, sizeof(*buf2_0) * 512);
+ memset(buf1, 0, sizeof(*buf2_1) * 512);
+ memset(buf_b, 0, sizeof(*buf2_b) * 512);
+
+ /* more than 1 synth_buf_offset wrap-around */
+ for (i = 0; i < 20; i++) {
+ int j;
+ const float * window = (i & 1) ? ff_dca_fir_32bands_perfect : ff_dca_fir_32bands_nonperfect;
+
+ memset(out0, 0, sizeof(*out0) * BUF_SIZE);
+ memset(out1, 0, sizeof(*out1) * BUF_SIZE);
+ memset(out_b, 0, sizeof(*out_b) * BUF_SIZE);
+
+ randomize_input();
+
+ call_ref(&imdct, buf0, &offset0, buf2_0, window,
+ out0, in, scale);
+ call_new(&imdct, buf1, &offset1, buf2_1, window,
+ out1, in, scale);
+
+ if (offset0 != offset1) {
+ fail();
+ fprintf(stderr, "offsets do not match: %d, %d", offset0, offset1);
+ break;
+ }
+
+ for (j = 0; j < BUF_SIZE; j++) {
+ if (!float_near_abs_eps_ulp(out0[j], out1[j], 7.0e-7, 16) ||
+ !float_near_abs_eps_ulp(buf2_0[j], buf2_1[j], 7.0e-7, 16)) {
+ union av_intfloat32 o0, o1, b0, b1;
+
+ fail();
+ o0.f = out0[j]; o1.f = out1[j];
+ b0.f = buf2_0[j], b1.f = buf2_1[j];
+ fprintf(stderr, "out: %11g (0x%08x); %11g (0x%08x); abs diff %11g\n",
+ o0.f, o0.i, o1.f, o1.i, fabsf(o0.f - o1.f));
+ fprintf(stderr, "buf2: %11g (0x%08x); %11g (0x%08x); abs diff %11g\n",
+ b0.f, b0.i, b1.f, b1.i, fabsf(b0.f - b1.f));
+ break;
+ }
+ }
+
+ bench_new(&imdct, buf_b, &offset_b, buf2_b, window,
+ out_b, in, scale);
+ }
+ }
+ ff_mdct_end(&imdct);
+
+ report("synth_filter");
+}
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