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/*
* Copyright (c) 2021, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 3-Clause Clear License
* and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear
* License was not distributed with this source code in the LICENSE file, you
* can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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
* aomedia.org/license/patent-license/.
*/
#include "third_party/googletest/src/googletest/include/gtest/gtest.h"
#include "aom/aom_codec.h"
#include "aom/aom_image.h"
#include "aom/internal/aom_image_internal.h"
#include "aom_scale/yv12config.h"
#include "av1/encoder/bitstream.h"
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/i420_video_source.h"
#include "test/util.h"
#include "test/video_source.h"
namespace {
const size_t kMetadataPayloadSizeT35 = 24;
// 0xB5 stands for the itut t35 metadata country code for the Unites States
const uint8_t kMetadataPayloadT35[kMetadataPayloadSizeT35] = {
0xB5, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B,
0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17
};
const size_t kMetadataPayloadSizeCll = 4;
const uint8_t kMetadataPayloadCll[kMetadataPayloadSizeCll] = { 0xB5, 0x01, 0x02,
0x03 };
#if CONFIG_AV1_ENCODER
const size_t kMetadataObuSizeT35 = 28;
const uint8_t kMetadataObuT35[kMetadataObuSizeT35] = {
0x2A, 0x1A, 0x02, 0xB5, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x80
};
const size_t kMetadataObuSizeMdcv = 28;
const uint8_t kMetadataObuMdcv[kMetadataObuSizeMdcv] = {
0x2A, 0x1A, 0x02, 0xB5, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x80
};
const size_t kMetadataObuSizeCll = 8;
const uint8_t kMetadataObuCll[kMetadataObuSizeCll] = { 0x2A, 0x06, 0x01, 0xB5,
0x01, 0x02, 0x03, 0x80 };
class MetadataEncodeTest
: public ::libaom_test::CodecTestWithParam<libaom_test::TestMode>,
public ::libaom_test::EncoderTest {
protected:
MetadataEncodeTest() : EncoderTest(GET_PARAM(0)) {}
virtual ~MetadataEncodeTest() {}
virtual void SetUp() {
InitializeConfig();
SetMode(GET_PARAM(1));
}
virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video) {
aom_image_t *current_frame = video->img();
if (current_frame) {
if (current_frame->metadata) aom_img_remove_metadata(current_frame);
ASSERT_EQ(aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, 0, AOM_MIF_ANY_FRAME),
-1);
ASSERT_EQ(
aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_ITUT_T35, NULL,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME),
-1);
ASSERT_EQ(aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_ITUT_T35,
NULL, 0, AOM_MIF_ANY_FRAME),
-1);
ASSERT_EQ(
aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_ANY_FRAME),
0);
ASSERT_EQ(
aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_HDR_MDCV,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_KEY_FRAME),
0);
ASSERT_EQ(
aom_img_add_metadata(current_frame, OBU_METADATA_TYPE_HDR_CLL,
kMetadataPayloadCll, kMetadataPayloadSizeCll,
AOM_MIF_KEY_FRAME),
0);
}
}
virtual void FramePktHook(const aom_codec_cx_pkt_t *pkt) {
if (pkt->kind == AOM_CODEC_CX_FRAME_PKT) {
const size_t bitstream_size = pkt->data.frame.sz;
const uint8_t *bitstream =
static_cast<const uint8_t *>(pkt->data.frame.buf);
// look for valid metadatas in bitstream
bool itut_t35_metadata_found = false;
if (bitstream_size >= kMetadataObuSizeT35) {
for (size_t i = 0; i <= bitstream_size - kMetadataObuSizeT35; ++i) {
if (memcmp(bitstream + i, kMetadataObuT35, kMetadataObuSizeT35) ==
0) {
itut_t35_metadata_found = true;
}
}
}
ASSERT_EQ(itut_t35_metadata_found, 1u);
// Testing for HDR MDCV metadata
bool hdr_mdcv_metadata_found = false;
if (bitstream_size >= kMetadataObuSizeMdcv) {
for (size_t i = 0; i <= bitstream_size - kMetadataObuSizeMdcv; ++i) {
if (memcmp(bitstream + i, kMetadataObuMdcv, kMetadataObuSizeMdcv) ==
0) {
hdr_mdcv_metadata_found = true;
}
}
}
ASSERT_TRUE(hdr_mdcv_metadata_found);
// Testing for HDR CLL metadata
bool hdr_cll_metadata_found = false;
if (bitstream_size >= kMetadataObuSizeCll) {
for (size_t i = 0; i <= bitstream_size - kMetadataObuSizeCll; ++i) {
if (memcmp(bitstream + i, kMetadataObuCll, kMetadataObuSizeCll) ==
0) {
hdr_cll_metadata_found = true;
}
}
}
ASSERT_TRUE(hdr_cll_metadata_found);
}
}
virtual void DecompressedFrameHook(const aom_image_t &img,
aom_codec_pts_t /*pts*/) {
ASSERT_TRUE(img.metadata != nullptr);
ASSERT_EQ(img.metadata->sz, 3u);
for (size_t i = 0; i < img.metadata->sz - 1; ++i) {
ASSERT_EQ(kMetadataPayloadSizeT35, img.metadata->metadata_array[i]->sz);
EXPECT_EQ(
memcmp(kMetadataPayloadT35, img.metadata->metadata_array[i]->payload,
kMetadataPayloadSizeT35),
0);
}
ASSERT_EQ(kMetadataPayloadSizeCll, img.metadata->metadata_array[2]->sz);
EXPECT_EQ(
memcmp(kMetadataPayloadCll, img.metadata->metadata_array[2]->payload,
kMetadataPayloadSizeCll),
0);
}
};
TEST_P(MetadataEncodeTest, TestMetadataEncoding) {
::libaom_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 5);
init_flags_ = AOM_CODEC_USE_PSNR;
cfg_.g_w = 352;
cfg_.g_h = 288;
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 600;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 8;
cfg_.rc_max_quantizer = 164;
cfg_.rc_undershoot_pct = 50;
cfg_.rc_overshoot_pct = 50;
cfg_.rc_end_usage = AOM_CBR;
cfg_.kf_mode = AOM_KF_AUTO;
cfg_.g_lag_in_frames = 1;
cfg_.kf_min_dist = cfg_.kf_max_dist = 3000;
// Enable dropped frames.
cfg_.rc_dropframe_thresh = 1;
// Disable error_resilience mode.
cfg_.g_error_resilient = 0;
// Run at low bitrate.
cfg_.rc_target_bitrate = 40;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
}
AV1_INSTANTIATE_TEST_SUITE(MetadataEncodeTest,
::testing::Values(::libaom_test::kOnePassGood));
#endif // CONFIG_AV1_ENCODER
} // namespace
TEST(MetadataTest, MetadataAllocation) {
aom_metadata_t *metadata =
aom_img_metadata_alloc(OBU_METADATA_TYPE_ITUT_T35, kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME);
ASSERT_NE(metadata, nullptr);
aom_img_metadata_free(metadata);
}
TEST(MetadataTest, MetadataArrayAllocation) {
aom_metadata_array_t *metadata_array = aom_img_metadata_array_alloc(2);
ASSERT_NE(metadata_array, nullptr);
metadata_array->metadata_array[0] =
aom_img_metadata_alloc(OBU_METADATA_TYPE_ITUT_T35, kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME);
metadata_array->metadata_array[1] =
aom_img_metadata_alloc(OBU_METADATA_TYPE_ITUT_T35, kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME);
aom_img_metadata_array_free(metadata_array);
}
TEST(MetadataTest, AddMetadataToImage) {
aom_image_t image;
image.metadata = NULL;
ASSERT_EQ(aom_img_add_metadata(&image, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_ANY_FRAME),
0);
aom_img_metadata_array_free(image.metadata);
EXPECT_EQ(aom_img_add_metadata(NULL, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_ANY_FRAME),
-1);
}
TEST(MetadataTest, RemoveMetadataFromImage) {
aom_image_t image;
image.metadata = NULL;
ASSERT_EQ(aom_img_add_metadata(&image, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_ANY_FRAME),
0);
aom_img_remove_metadata(&image);
aom_img_remove_metadata(NULL);
}
TEST(MetadataTest, CopyMetadataToFrameBuffer) {
YV12_BUFFER_CONFIG yvBuf;
yvBuf.metadata = NULL;
aom_metadata_array_t *metadata_array = aom_img_metadata_array_alloc(1);
ASSERT_NE(metadata_array, nullptr);
metadata_array->metadata_array[0] =
aom_img_metadata_alloc(OBU_METADATA_TYPE_ITUT_T35, kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME);
// Metadata_array
int status = aom_copy_metadata_to_frame_buffer(&yvBuf, metadata_array);
EXPECT_EQ(status, 0);
status = aom_copy_metadata_to_frame_buffer(NULL, metadata_array);
EXPECT_EQ(status, -1);
aom_img_metadata_array_free(metadata_array);
// Metadata_array_2
aom_metadata_array_t *metadata_array_2 = aom_img_metadata_array_alloc(0);
ASSERT_NE(metadata_array_2, nullptr);
status = aom_copy_metadata_to_frame_buffer(&yvBuf, metadata_array_2);
EXPECT_EQ(status, -1);
aom_img_metadata_array_free(metadata_array_2);
// YV12_BUFFER_CONFIG
status = aom_copy_metadata_to_frame_buffer(&yvBuf, NULL);
EXPECT_EQ(status, -1);
aom_remove_metadata_from_frame_buffer(&yvBuf);
aom_remove_metadata_from_frame_buffer(NULL);
}
TEST(MetadataTest, GetMetadataFromImage) {
aom_image_t image;
image.metadata = NULL;
ASSERT_EQ(aom_img_add_metadata(&image, OBU_METADATA_TYPE_ITUT_T35,
kMetadataPayloadT35, kMetadataPayloadSizeT35,
AOM_MIF_ANY_FRAME),
0);
EXPECT_TRUE(aom_img_get_metadata(NULL, 0) == NULL);
EXPECT_TRUE(aom_img_get_metadata(&image, 1u) == NULL);
EXPECT_TRUE(aom_img_get_metadata(&image, 10u) == NULL);
const aom_metadata_t *metadata = aom_img_get_metadata(&image, 0);
ASSERT_TRUE(metadata != NULL);
ASSERT_EQ(metadata->sz, kMetadataPayloadSizeT35);
EXPECT_EQ(
memcmp(kMetadataPayloadT35, metadata->payload, kMetadataPayloadSizeT35),
0);
aom_img_metadata_array_free(image.metadata);
}
TEST(MetadataTest, ReadMetadatasFromImage) {
aom_image_t image;
image.metadata = NULL;
uint32_t types[3];
types[0] = OBU_METADATA_TYPE_ITUT_T35;
types[1] = OBU_METADATA_TYPE_HDR_CLL;
types[2] = OBU_METADATA_TYPE_HDR_MDCV;
ASSERT_EQ(aom_img_add_metadata(&image, types[0], kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_ANY_FRAME),
0);
ASSERT_EQ(aom_img_add_metadata(&image, types[1], kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_KEY_FRAME),
0);
ASSERT_EQ(aom_img_add_metadata(&image, types[2], kMetadataPayloadT35,
kMetadataPayloadSizeT35, AOM_MIF_KEY_FRAME),
0);
size_t number_metadata = aom_img_num_metadata(&image);
ASSERT_EQ(number_metadata, 3u);
for (size_t i = 0; i < number_metadata; ++i) {
const aom_metadata_t *metadata = aom_img_get_metadata(&image, i);
ASSERT_TRUE(metadata != NULL);
ASSERT_EQ(metadata->type, types[i]);
ASSERT_EQ(metadata->sz, kMetadataPayloadSizeT35);
EXPECT_EQ(
memcmp(kMetadataPayloadT35, metadata->payload, kMetadataPayloadSizeT35),
0);
}
aom_img_metadata_array_free(image.metadata);
}