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/*
* Copyright (c) 2020, 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.
*/
// Tests for https://crbug.com/aomedia/2777.
//
// Encode images with a small width (<= two AV1 superblocks) or a small height
// (<= one AV1 superblock) with multiple threads. aom_codec_encode() should
// not crash.
#include <memory>
#include "aom/aomcx.h"
#include "aom/aom_encoder.h"
#include "config/aom_config.h"
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
namespace {
// Dummy buffer of zero samples.
constexpr unsigned char kBuffer[2 * (256 * 512 + 2 * 128 * 256)] = { 0 };
#if CONFIG_REALTIME_ONLY
const int kUsage = 1;
#else
const int kUsage = 0;
#endif
void EncodeSmallWidthMultiThreaded(aom_img_fmt fmt, aom_codec_flags_t flag) {
// The image has only one tile and the tile is two AV1 superblocks wide.
// For speed >= 1, superblock size is 64x64 (see av1_select_sb_size()).
constexpr int kWidth = 128;
constexpr int kHeight = 512;
aom_image_t img;
EXPECT_EQ(&img, aom_img_wrap(&img, fmt, kWidth, kHeight, 1,
const_cast<unsigned char *>(kBuffer)));
aom_codec_iface_t *iface = aom_codec_av1_cx();
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
cfg.g_threads = 2;
cfg.g_w = kWidth;
cfg.g_h = kHeight;
aom_codec_ctx_t enc;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, flag));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_control(&enc, AOME_SET_CPUUSED, 5));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST(EncodeSmallWidthHeight, SmallWidthMultiThreaded) {
EncodeSmallWidthMultiThreaded(AOM_IMG_FMT_I420, 0);
}
#if CONFIG_AV1_HIGHBITDEPTH
TEST(HighbdEncodeSmallWidthHeight, SmallWidthMultiThreaded) {
EncodeSmallWidthMultiThreaded(AOM_IMG_FMT_I42016, AOM_CODEC_USE_HIGHBITDEPTH);
}
#endif // CONFIG_AV1_HIGHBITDEPTH
#if !CONFIG_REALTIME_ONLY
void EncodeSmallWidthMultiThreadedSpeed0(aom_img_fmt fmt,
aom_codec_flags_t flag) {
// The image has only one tile and the tile is two AV1 superblocks wide.
// For speed 0, superblock size is 128x128 (see av1_select_sb_size()).
constexpr int kWidth = 256;
constexpr int kHeight = 512;
aom_image_t img;
EXPECT_EQ(&img, aom_img_wrap(&img, fmt, kWidth, kHeight, 1,
const_cast<unsigned char *>(kBuffer)));
aom_codec_iface_t *iface = aom_codec_av1_cx();
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, 0));
cfg.g_threads = 2;
cfg.g_w = kWidth;
cfg.g_h = kHeight;
aom_codec_ctx_t enc;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, flag));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_control(&enc, AOME_SET_CPUUSED, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST(EncodeSmallWidthHeight, SmallWidthMultiThreadedSpeed0) {
EncodeSmallWidthMultiThreadedSpeed0(AOM_IMG_FMT_I420, 0);
}
#if CONFIG_AV1_HIGHBITDEPTH
TEST(HighbdEncodeSmallWidthHeight, SmallWidthMultiThreadedSpeed0) {
EncodeSmallWidthMultiThreadedSpeed0(AOM_IMG_FMT_I42016,
AOM_CODEC_USE_HIGHBITDEPTH);
}
#endif // CONFIG_AV1_HIGHBITDEPTH
#endif
void EncodeSmallHeightMultiThreaded(aom_img_fmt fmt, aom_codec_flags_t flag) {
// The image has only one tile and the tile is one AV1 superblock tall.
// For speed >= 1, superblock size is 64x64 (see av1_select_sb_size()).
constexpr int kWidth = 512;
constexpr int kHeight = 64;
aom_image_t img;
EXPECT_EQ(&img, aom_img_wrap(&img, fmt, kWidth, kHeight, 1,
const_cast<unsigned char *>(kBuffer)));
aom_codec_iface_t *iface = aom_codec_av1_cx();
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
cfg.g_threads = 2;
cfg.g_w = kWidth;
cfg.g_h = kHeight;
aom_codec_ctx_t enc;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, flag));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_control(&enc, AOME_SET_CPUUSED, 5));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST(EncodeSmallWidthHeight, SmallHeightMultiThreaded) {
EncodeSmallHeightMultiThreaded(AOM_IMG_FMT_I420, 0);
}
#if CONFIG_AV1_HIGHBITDEPTH
TEST(HighbdEncodeSmallWidthHeight, SmallHeightMultiThreaded) {
EncodeSmallHeightMultiThreaded(AOM_IMG_FMT_I42016,
AOM_CODEC_USE_HIGHBITDEPTH);
}
#endif // CONFIG_AV1_HIGHBITDEPTH
#if !CONFIG_REALTIME_ONLY
void EncodeSmallHeightMultiThreadedSpeed0(aom_img_fmt fmt,
aom_codec_flags_t flag) {
// The image has only one tile and the tile is one AV1 superblock tall.
// For speed 0, superblock size is 128x128 (see av1_select_sb_size()).
constexpr int kWidth = 512;
constexpr int kHeight = 128;
aom_image_t img;
EXPECT_EQ(&img, aom_img_wrap(&img, fmt, kWidth, kHeight, 1,
const_cast<unsigned char *>(kBuffer)));
aom_codec_iface_t *iface = aom_codec_av1_cx();
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, 0));
cfg.g_threads = 2;
cfg.g_w = kWidth;
cfg.g_h = kHeight;
aom_codec_ctx_t enc;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, flag));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_control(&enc, AOME_SET_CPUUSED, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST(EncodeSmallWidthHeight, SmallHeightMultiThreadedSpeed0) {
EncodeSmallHeightMultiThreadedSpeed0(AOM_IMG_FMT_I420, 0);
}
#if CONFIG_AV1_HIGHBITDEPTH
TEST(HighbdEncodeSmallWidthHeight, SmallHeightMultiThreadedSpeed0) {
EncodeSmallHeightMultiThreadedSpeed0(AOM_IMG_FMT_I42016,
AOM_CODEC_USE_HIGHBITDEPTH);
}
#endif // CONFIG_AV1_HIGHBITDEPTH
#endif
// A reproducer test for aomedia:3113. The test should complete without any
// memory errors.
void Encode1x1(aom_img_fmt fmt, int bitdepth, aom_codec_flags_t flags) {
constexpr int kWidth = 1;
constexpr int kHeight = 1;
// This test cannot use aom_img_alloc() or aom_img_wrap() because they call
// align_image_dimension() to align img.w and img.h to the next even number
// (2). In this test it is important to set img.w and img.h to 1. Therefore we
// set up img manually.
aom_image_t img;
memset(&img, 0, sizeof(img));
img.fmt = fmt;
img.bit_depth = bitdepth;
img.w = kWidth;
img.h = kHeight;
img.d_w = kWidth;
img.d_h = kHeight;
img.x_chroma_shift = 1;
img.y_chroma_shift = 1;
img.bps = 12;
const int y_stride = kWidth;
const int uv_stride = (kWidth + 1) >> 1;
int y_height = kHeight;
int uv_height = (kHeight + 1) >> 1;
if (bitdepth > 8) {
y_height <<= 1;
uv_height <<= 1;
}
img.stride[AOM_PLANE_Y] = y_stride;
img.stride[AOM_PLANE_U] = img.stride[AOM_PLANE_V] = uv_stride;
std::unique_ptr<unsigned char[]> y_plane(
new unsigned char[y_height * y_stride]());
ASSERT_NE(y_plane, nullptr);
std::unique_ptr<unsigned char[]> u_plane(
new unsigned char[uv_height * uv_stride]());
ASSERT_NE(u_plane, nullptr);
std::unique_ptr<unsigned char[]> v_plane(
new unsigned char[uv_height * uv_stride]());
ASSERT_NE(v_plane, nullptr);
img.planes[AOM_PLANE_Y] = y_plane.get();
img.planes[AOM_PLANE_U] = u_plane.get();
img.planes[AOM_PLANE_V] = v_plane.get();
aom_codec_iface_t *iface = aom_codec_av1_cx();
aom_codec_enc_cfg_t cfg;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_config_default(iface, &cfg, kUsage));
cfg.g_w = kWidth;
cfg.g_h = kHeight;
aom_codec_ctx_t enc;
EXPECT_EQ(AOM_CODEC_OK, aom_codec_enc_init(&enc, iface, &cfg, flags));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_control(&enc, AOME_SET_CPUUSED, 5));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, &img, 0, 1, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_encode(&enc, nullptr, 0, 0, 0));
EXPECT_EQ(AOM_CODEC_OK, aom_codec_destroy(&enc));
}
TEST(EncodeSmallWidthHeight, 1x1) { Encode1x1(AOM_IMG_FMT_I420, 8, 0); }
#if CONFIG_AV1_HIGHBITDEPTH
TEST(HighbdEncodeSmallWidthHeight, 1x1) {
Encode1x1(AOM_IMG_FMT_I42016, 12, AOM_CODEC_USE_HIGHBITDEPTH);
}
#endif // CONFIG_AV1_HIGHBITDEPTH
} // namespace
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