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authorMatt A. Tobin <email@mattatobin.com>2020-04-07 23:30:51 -0400
committerwolfbeast <mcwerewolf@wolfbeast.com>2020-04-14 13:26:42 +0200
commit277f2116b6660e9bbe7f5d67524be57eceb49b8b (patch)
tree4595f7cc71418f71b9a97dfaeb03a30aa60f336a /third_party/aom/test/ec_test.cc
parentd270404436f6e84ffa3b92af537ac721bf10d66e (diff)
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Move aom source to a sub-directory under media/libaom
There is no damned reason to treat this differently than any other media lib given its license and there never was.
Diffstat (limited to 'third_party/aom/test/ec_test.cc')
-rw-r--r--third_party/aom/test/ec_test.cc159
1 files changed, 0 insertions, 159 deletions
diff --git a/third_party/aom/test/ec_test.cc b/third_party/aom/test/ec_test.cc
deleted file mode 100644
index e6a5ea63b..000000000
--- a/third_party/aom/test/ec_test.cc
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * Copyright (c) 2017, Alliance for Open Media. All rights reserved
- *
- * This source code is subject to the terms of the BSD 2 Clause License and
- * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
- * was not distributed with this source code in the LICENSE file, you can
- * obtain it at www.aomedia.org/license/software. If the Alliance for Open
- * Media Patent License 1.0 was not distributed with this source code in the
- * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
- */
-
-#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
-
-#include <cstdlib>
-
-#include "aom_dsp/entenc.h"
-#include "aom_dsp/entdec.h"
-
-TEST(EC_TEST, random_ec_test) {
- od_ec_enc enc;
- od_ec_dec dec;
- int sz;
- int i;
- int ret;
- unsigned int sym;
- unsigned int seed;
- unsigned char *ptr;
- uint32_t ptr_sz;
- char *seed_str;
- ret = 0;
- seed_str = getenv("EC_TEST_SEED");
- if (seed_str) {
- seed = atoi(seed_str);
- } else {
- seed = 0xdaa1a;
- }
- srand(seed);
- od_ec_enc_init(&enc, 1);
- /*Test compatibility between multiple different encode/decode routines.*/
- for (i = 0; i < 409600; i++) {
- unsigned *fz;
- unsigned *fts;
- unsigned *data;
- unsigned *tell;
- unsigned *enc_method;
- int j;
- sz = rand() / ((RAND_MAX >> (rand() % 9U)) + 1U);
- fz = (unsigned *)malloc(sz * sizeof(*fz));
- fts = (unsigned *)malloc(sz * sizeof(*fts));
- data = (unsigned *)malloc(sz * sizeof(*data));
- tell = (unsigned *)malloc((sz + 1) * sizeof(*tell));
- enc_method = (unsigned *)malloc(sz * sizeof(*enc_method));
- od_ec_enc_reset(&enc);
- tell[0] = od_ec_enc_tell_frac(&enc);
- for (j = 0; j < sz; j++) {
- data[j] = rand() / ((RAND_MAX >> 1) + 1);
-
- fts[j] = CDF_PROB_BITS;
- fz[j] = (rand() % (CDF_PROB_TOP - 2)) >> (CDF_PROB_BITS - fts[j]);
- fz[j] = OD_MAXI(fz[j], 1);
- enc_method[j] = 3 + (rand() & 1);
- switch (enc_method[j]) {
- case 3: {
- od_ec_encode_bool_q15(&enc, data[j],
- OD_ICDF(fz[j] << (CDF_PROB_BITS - fts[j])));
- break;
- }
- case 4: {
- uint16_t cdf[2];
- cdf[0] = OD_ICDF(fz[j]);
- cdf[1] = OD_ICDF(1U << fts[j]);
- od_ec_encode_cdf_q15(&enc, data[j], cdf, 2);
- break;
- }
- }
-
- tell[j + 1] = od_ec_enc_tell_frac(&enc);
- }
- ptr = od_ec_enc_done(&enc, &ptr_sz);
- EXPECT_GE(((od_ec_enc_tell(&enc) + 7U) >> 3), ptr_sz)
- << "od_ec_enc_tell() lied: "
- "there's "
- << ptr_sz << " bytes instead of " << ((od_ec_enc_tell(&enc) + 7) >> 3)
- << " (Random seed: " << seed << ")\n";
- od_ec_dec_init(&dec, ptr, ptr_sz);
- EXPECT_EQ(od_ec_dec_tell_frac(&dec), tell[0])
- << "od_ec_dec_tell() mismatch between encoder and decoder "
- "at symbol 0: "
- << (unsigned)od_ec_dec_tell_frac(&dec) << " instead of " << tell[0]
- << " (Random seed: " << seed << ").\n";
- for (j = 0; j < sz; j++) {
- int dec_method;
- if (CDF_SHIFT == 0) {
- dec_method = 3 + (rand() & 1);
- } else {
- dec_method = enc_method[j];
- }
- switch (dec_method) {
- case 3: {
- sym = od_ec_decode_bool_q15(
- &dec, OD_ICDF(fz[j] << (CDF_PROB_BITS - fts[j])));
- break;
- }
- case 4: {
- uint16_t cdf[2];
- cdf[0] = OD_ICDF(fz[j]);
- cdf[1] = OD_ICDF(1U << fts[j]);
- sym = od_ec_decode_cdf_q15(&dec, cdf, 2);
- break;
- }
- }
-
- EXPECT_EQ(sym, data[j])
- << "Decoded " << sym << " instead of " << data[j]
- << " with fz=" << fz[j] << " and ftb=" << fts[j] << "at position "
- << j << " of " << sz << " (Random seed: " << seed << ").\n"
- << "Encoding method: " << enc_method[j]
- << " decoding method: " << dec_method << "\n";
- EXPECT_EQ(od_ec_dec_tell_frac(&dec), tell[j + 1])
- << "od_ec_dec_tell() mismatch between encoder and "
- "decoder at symbol "
- << j + 1 << ": " << (unsigned)od_ec_dec_tell_frac(&dec)
- << " instead of " << tell[j + 1] << " (Random seed: " << seed
- << ").\n";
- }
- free(enc_method);
- free(tell);
- free(data);
- free(fts);
- free(fz);
- }
- od_ec_enc_reset(&enc);
- if (CDF_SHIFT == 0) {
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(24576));
- od_ec_enc_patch_initial_bits(&enc, 3, 2);
- EXPECT_FALSE(enc.error) << "od_ec_enc_patch_initial_bits() failed.\n";
- od_ec_enc_patch_initial_bits(&enc, 0, 5);
- EXPECT_TRUE(enc.error)
- << "od_ec_enc_patch_initial_bits() didn't fail when it should have.\n";
- od_ec_enc_reset(&enc);
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(16384));
- od_ec_encode_bool_q15(&enc, 1, OD_ICDF(32256));
- od_ec_encode_bool_q15(&enc, 0, OD_ICDF(24576));
- od_ec_enc_patch_initial_bits(&enc, 0, 2);
- EXPECT_FALSE(enc.error) << "od_ec_enc_patch_initial_bits() failed.\n";
- ptr = od_ec_enc_done(&enc, &ptr_sz);
- EXPECT_EQ(ptr_sz, 2u);
- EXPECT_EQ(ptr[0], 63)
- << "Got " << ptr[0]
- << " when expecting 63 for od_ec_enc_patch_initial_bits().\n";
- }
- od_ec_enc_clear(&enc);
- EXPECT_EQ(ret, 0);
-}