[FFmpeg-devel] [PATCH 1/2] checkasm: add hevc_deblock chroma test

["J. Dekker" <jdek@itanimul.li>]

Signed-off-by: J. Dekker <jdek@itanimul.li>
---

 Only the chroma part, writing the luma part alongside the NEON asm.

 tests/checkasm/Makefile       |  2 +-
 tests/checkasm/checkasm.c     |  1 +
 tests/checkasm/checkasm.h     |  1 +
 tests/checkasm/hevc_deblock.c | 87 +++++++++++++++++++++++++++++++++++
 4 files changed, 90 insertions(+), 1 deletion(-)
 create mode 100644 tests/checkasm/hevc_deblock.c

diff --git a/tests/checkasm/Makefile b/tests/checkasm/Makefile
index a6f06c7007..3e62a22bd6 100644
--- a/tests/checkasm/Makefile
+++ b/tests/checkasm/Makefile
@@ -28,7 +28,7 @@ AVCODECOBJS-$(CONFIG_HUFFYUV_DECODER)   += huffyuvdsp.o
 AVCODECOBJS-$(CONFIG_JPEG2000_DECODER)  += jpeg2000dsp.o
 AVCODECOBJS-$(CONFIG_OPUS_DECODER)      += opusdsp.o
 AVCODECOBJS-$(CONFIG_PIXBLOCKDSP)       += pixblockdsp.o
-AVCODECOBJS-$(CONFIG_HEVC_DECODER)      += hevc_add_res.o hevc_idct.o hevc_sao.o hevc_pel.o
+AVCODECOBJS-$(CONFIG_HEVC_DECODER)      += hevc_add_res.o hevc_deblock.o hevc_idct.o hevc_sao.o hevc_pel.o
 AVCODECOBJS-$(CONFIG_UTVIDEO_DECODER)   += utvideodsp.o
 AVCODECOBJS-$(CONFIG_V210_DECODER)      += v210dec.o
 AVCODECOBJS-$(CONFIG_V210_ENCODER)      += v210enc.o
diff --git a/tests/checkasm/checkasm.c b/tests/checkasm/checkasm.c
index e96d84a7da..c2184d260d 100644
--- a/tests/checkasm/checkasm.c
+++ b/tests/checkasm/checkasm.c
@@ -116,6 +116,7 @@ static const struct {
     #endif
     #if CONFIG_HEVC_DECODER
         { "hevc_add_res", checkasm_check_hevc_add_res },
+        { "hevc_deblock", checkasm_check_hevc_deblock },
         { "hevc_idct", checkasm_check_hevc_idct },
         { "hevc_pel", checkasm_check_hevc_pel },
         { "hevc_sao", checkasm_check_hevc_sao },
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h
index 8744a81218..89c643e6a0 100644
--- a/tests/checkasm/checkasm.h
+++ b/tests/checkasm/checkasm.h
@@ -60,6 +60,7 @@ void checkasm_check_h264dsp(void);
 void checkasm_check_h264pred(void);
 void checkasm_check_h264qpel(void);
 void checkasm_check_hevc_add_res(void);
+void checkasm_check_hevc_deblock(void);
 void checkasm_check_hevc_idct(void);
 void checkasm_check_hevc_pel(void);
 void checkasm_check_hevc_sao(void);
diff --git a/tests/checkasm/hevc_deblock.c b/tests/checkasm/hevc_deblock.c
new file mode 100644
index 0000000000..06c9c1969e
--- /dev/null
+++ b/tests/checkasm/hevc_deblock.c
@@ -0,0 +1,87 @@
+/*
+ * 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/intreadwrite.h"
+#include "libavutil/mem_internal.h"
+
+#include "libavcodec/avcodec.h"
+#include "libavcodec/hevcdsp.h"
+
+#include "checkasm.h"
+
+static const uint32_t pixel_mask[3] = { 0xffffffff, 0x03ff03ff, 0x0fff0fff };
+
+#define SIZEOF_PIXEL ((bit_depth + 7) / 8)
+#define BUF_STRIDE (8 * 2)
+#define BUF_LINES (8)
+#define BUF_OFFSET (BUF_STRIDE * BUF_LINES)
+#define BUF_SIZE (BUF_STRIDE * BUF_LINES + BUF_OFFSET * 2)
+
+#define randomize_buffers(buf0, buf1, size)                 \
+    do {                                                    \
+        uint32_t mask = pixel_mask[(bit_depth - 8) >> 1];   \
+        int k;                                              \
+        for (k = 0; k < size; k += 4) {                     \
+            uint32_t r = rnd() & mask;                      \
+            AV_WN32A(buf0 + k, r);                          \
+            AV_WN32A(buf1 + k, r);                          \
+        }                                                   \
+    } while (0)
+
+static void check_deblock_chroma(HEVCDSPContext h, int bit_depth)
+{
+    int32_t tc[2] = { 1, 1 };
+    uint8_t no_p[2] = { 0, 0 };
+    uint8_t no_q[2] = { 0, 0 };
+    LOCAL_ALIGNED_32(uint8_t, buf0, [BUF_SIZE]);
+    LOCAL_ALIGNED_32(uint8_t, buf1, [BUF_SIZE]);
+
+    declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *pix, ptrdiff_t stride, int32_t *tc, uint8_t *no_p, uint8_t *no_q);
+
+    randomize_buffers(buf0, buf1, BUF_SIZE);
+    if (check_func(h.hevc_h_loop_filter_chroma, "hevc_h_loop_filter_chroma_%d", bit_depth)) {
+        call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+        call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+        if (memcmp(buf0, buf1, BUF_SIZE))
+            fail();
+        bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+    }
+
+    randomize_buffers(buf0, buf1, BUF_SIZE);
+    if (check_func(h.hevc_v_loop_filter_chroma, "hevc_v_loop_filter_chroma_%d", bit_depth)) {
+        call_ref(buf0 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+        call_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+        if (memcmp(buf0, buf1, BUF_SIZE))
+            fail();
+        bench_new(buf1 + BUF_OFFSET, BUF_STRIDE, tc, no_p, no_q);
+    }
+}
+
+void checkasm_check_hevc_deblock(void)
+{
+    int bit_depth;
+
+    for (bit_depth = 8; bit_depth <= 12; bit_depth += 2) {
+        HEVCDSPContext h;
+        ff_hevc_dsp_init(&h, bit_depth);
+        check_deblock_chroma(h, bit_depth);
+    }
+    report("chroma");
+}
-- 
2.37.1 (Apple Git-137.1)

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