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-rw-r--r--tests/checkasm/llviddsp.c220
1 files changed, 220 insertions, 0 deletions
diff --git a/tests/checkasm/llviddsp.c b/tests/checkasm/llviddsp.c
new file mode 100644
index 0000000000..4f75ffc459
--- /dev/null
+++ b/tests/checkasm/llviddsp.c
@@ -0,0 +1,220 @@
+/*
+ * 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 "libavcodec/lossless_videodsp.h"
+
+#include "checkasm.h"
+
+#define randomize_buffers(buf, size) \
+ do { \
+ int j; \
+ uint8_t *tmp_buf = (uint8_t *)buf;\
+ for (j = 0; j < size; j++) \
+ tmp_buf[j] = rnd() & 0xFF; \
+ } while (0)
+
+#define init_buffer(a0, a1, type, width)\
+ if (!a0 || !a1)\
+ fail();\
+ randomize_buffers(a0, width * sizeof(type));\
+ memcpy(a1, a0, width*sizeof(type));\
+
+static void check_add_bytes(LLVidDSPContext c, int width)
+{
+ uint8_t *dst0 = av_mallocz(width);
+ uint8_t *dst1 = av_mallocz(width);
+ uint8_t *src0 = av_mallocz_array(width, sizeof(uint8_t));
+ uint8_t *src1 = av_mallocz_array(width, sizeof(uint8_t));
+ declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, uint8_t *src, ptrdiff_t w);
+
+ init_buffer(src0, src1, uint8_t, width);
+
+ if (!dst0 || !dst1)
+ fail();
+
+
+ if (check_func(c.add_bytes, "add_bytes")) {
+ call_ref(dst0, src0, width);
+ call_new(dst1, src1, width);
+ if (memcmp(dst0, dst1, width))
+ fail();
+ bench_new(dst1, src1, width);
+ }
+
+ av_free(src0);
+ av_free(src1);
+ av_free(dst0);
+ av_free(dst1);
+}
+
+static void check_add_median_pred(LLVidDSPContext c, int width) {
+ int A0, A1, B0, B1;
+ uint8_t *dst0 = av_mallocz(width);
+ uint8_t *dst1 = av_mallocz(width);
+ uint8_t *src0 = av_mallocz_array(width, sizeof(uint8_t));
+ uint8_t *src1 = av_mallocz_array(width, sizeof(uint8_t));
+ uint8_t *diff0 = av_mallocz_array(width, sizeof(uint8_t));
+ uint8_t *diff1 = av_mallocz_array(width, sizeof(uint8_t));
+ declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *dst, const uint8_t *src1,
+ const uint8_t *diff, ptrdiff_t w,
+ int *left, int *left_top);
+
+ init_buffer(src0, src1, uint8_t, width);
+ init_buffer(diff0, diff1, uint8_t, width);
+
+ A0 = rnd() & 0xFF;
+ B0 = rnd() & 0xFF;
+ A1 = A0;
+ B1 = B0;
+
+
+ if (check_func(c.add_median_pred, "add_median_pred")) {
+ call_ref(dst0, src0, diff0, width, &A0, &B0);
+ call_new(dst1, src1, diff1, width, &A1, &B1);
+ if (memcmp(dst0, dst1, width) || (A0 != A1) || (B0 != B1))
+ fail();
+ bench_new(dst1, src1, diff1, width, &A1, &B1);
+ }
+
+ av_free(src0);
+ av_free(src1);
+ av_free(diff0);
+ av_free(diff1);
+ av_free(dst0);
+ av_free(dst1);
+}
+
+static void check_add_left_pred(LLVidDSPContext c, int width, int acc, const char * report)
+{
+ int res0, res1;
+ uint8_t *dst0 = av_mallocz(width);
+ uint8_t *dst1 = av_mallocz(width);
+ uint8_t *src0 = av_mallocz_array(width, sizeof(uint8_t));
+ uint8_t *src1 = av_mallocz_array(width, sizeof(uint8_t));
+ declare_func_emms(AV_CPU_FLAG_MMX, int, uint8_t *dst, uint8_t *src, ptrdiff_t w, int acc);
+
+ init_buffer(src0, src1, uint8_t, width);
+
+ if (!dst0 || !dst1)
+ fail();
+
+ if (check_func(c.add_left_pred, "%s", report)) {
+ res0 = call_ref(dst0, src0, width, acc);
+ res1 = call_new(dst1, src1, width, acc);
+ if ((res0 & 0xFF) != (res1 & 0xFF)||\
+ memcmp(dst0, dst1, width))
+ fail();
+ bench_new(dst1, src1, width, acc);
+ }
+
+ av_free(src0);
+ av_free(src1);
+ av_free(dst0);
+ av_free(dst1);
+}
+
+static void check_add_left_pred_16(LLVidDSPContext c, unsigned mask, int width, unsigned acc, const char * report)
+{
+ int res0, res1;
+ uint16_t *dst0 = av_mallocz_array(width, sizeof(uint16_t));
+ uint16_t *dst1 = av_mallocz_array(width, sizeof(uint16_t));
+ uint16_t *src0 = av_mallocz_array(width, sizeof(uint16_t));
+ uint16_t *src1 = av_mallocz_array(width, sizeof(uint16_t));
+ declare_func_emms(AV_CPU_FLAG_MMX, int, uint16_t *dst, uint16_t *src, unsigned mask, ptrdiff_t w, unsigned acc);
+
+ init_buffer(src0, src1, uint16_t, width);
+
+ if (!dst0 || !dst1)
+ fail();
+
+ if (check_func(c.add_left_pred_int16, "%s", report)) {
+ res0 = call_ref(dst0, src0, mask, width, acc);
+ res1 = call_new(dst1, src1, mask, width, acc);
+ if ((res0 &0xFFFF) != (res1 &0xFFFF)||\
+ memcmp(dst0, dst1, width))
+ fail();
+ bench_new(dst1, src1, mask, width, acc);
+ }
+
+ av_free(src0);
+ av_free(src1);
+ av_free(dst0);
+ av_free(dst1);
+}
+
+static void check_add_gradient_pred(LLVidDSPContext c, int w) {
+ int src_size, stride;
+ uint8_t *src0, *src1;
+ declare_func_emms(AV_CPU_FLAG_MMX, void, uint8_t *src, const ptrdiff_t stride,
+ const ptrdiff_t width);
+
+ stride = w + 32;
+ src_size = (stride + 32) * 2; /* dsp need previous line, and ignore the start of the line */
+ src0 = av_mallocz(src_size);
+ src1 = av_mallocz(src_size);
+
+ init_buffer(src0, src1, uint8_t, src_size);
+
+ if (check_func(c.add_gradient_pred, "add_gradient_pred")) {
+ call_ref(src0 + stride + 32, stride, w);
+ call_new(src1 + stride + 32, stride, w);
+ if (memcmp(src0, src1, stride)||/* previous line doesn't change */
+ memcmp(src0+stride, src1 + stride, w + 32)) {
+ fail();
+ }
+ bench_new(src1 + stride + 32, stride, w);
+ }
+
+ av_free(src0);
+ av_free(src1);
+}
+
+void checkasm_check_llviddsp(void)
+{
+ LLVidDSPContext c;
+ int width = 16 * av_clip(rnd(), 16, 128);
+ int accRnd = rnd() & 0xFF;
+
+ ff_llviddsp_init(&c);
+
+ check_add_bytes(c, width);
+ report("add_bytes");
+
+ check_add_median_pred(c, width);
+ report("add_median_pred");
+
+ check_add_left_pred(c, width, 0, "add_left_pred_zero");
+ report("add_left_pred_zero");
+
+ check_add_left_pred(c, width, accRnd, "add_left_pred_rnd_acc");
+ report("add_left_pred_rnd_acc");
+
+ check_add_left_pred_16(c, 255, width, accRnd, "add_left_pred_int16");
+ report("add_left_pred_int16");
+
+ check_add_gradient_pred(c, width);
+ report("add_gradient_pred");
+}
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