| /* |
| * 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; |
| #if CONFIG_METADATA |
| // itu_t_t35_country_code = 0xB5 (USA) |
| // itu_t_t35_terminal_provider_code = 0x5890 (AOM) |
| // itu_t_t35_terminal_provider_oriented_code = 0xFE (not specified, for testing |
| // purposes only) |
| const uint8_t kMetadataPayloadT35[kMetadataPayloadSizeT35] = { |
| 0xB5, 0x58, 0x90, 0xFE, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, |
| 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17 |
| }; |
| #else |
| // 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 |
| }; |
| #endif // CONFIG_METADATA |
| |
| const size_t kMetadataPayloadSizeCll = 4; |
| #if CONFIG_METADATA |
| const uint8_t kMetadataPayloadCll[kMetadataPayloadSizeCll] = { 0xDE, 0xAD, 0xBE, |
| 0xEF }; |
| const size_t kMetadataPayloadSizeMdcv = 24; |
| const uint8_t kMetadataPayloadMdcv[kMetadataPayloadSizeMdcv] = { |
| 0x01, 0x00, // primary_chromaticity_x[0] |
| 0x02, 0x00, // primary_chromaticity_y[0] |
| 0x03, 0x00, // primary_chromaticity_x[1] |
| 0x04, 0x00, // primary_chromaticity_y[1] |
| 0x05, 0x00, // primary_chromaticity_x[2] |
| 0x06, 0x00, // primary_chromaticity_y[2] |
| 0x07, 0x00, // white_point_chromaticity_x |
| 0x08, 0x00, // white_point_chromaticity_y |
| 0x00, 0x00, 0x00, 0x09, // luminance_max |
| 0x00, 0x00, 0x00, 0x0A // luminance_min |
| }; |
| #else |
| const uint8_t kMetadataPayloadCll[kMetadataPayloadSizeCll] = { 0xB5, 0x01, 0x02, |
| 0x03 }; |
| #endif // CONFIG_METADATA |
| |
| #if CONFIG_AV1_ENCODER |
| #if CONFIG_METADATA |
| const size_t kMetadataObuSizeT35 = 29; |
| const uint8_t kMetadataObuT35[kMetadataObuSizeT35] = { |
| 0x04, // muh_metadata_type(leb128) = 4 (ITU-T T.35 metadata unit) |
| 0x06, // muh_header_size(7) = 3 + muh_cancel_flag(1) = 0 |
| 0x18, // muh_payload_size(leb128) = 24 |
| 0x00, 0x00, // layer_idc(3) persistence_idc(3) priority(8) reserved(2) |
| 0xB5, 0x58, 0x90, 0xFE, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, |
| 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17 |
| }; |
| |
| const size_t kMetadataObuSizeMdcv = 29; |
| const uint8_t kMetadataObuMdcv[kMetadataObuSizeMdcv] = { |
| 0x02, // muh_metadata_type(leb128) = 2 (Mastering display color volume) |
| 0x06, // muh_header_size(7) = 3 + muh_cancel_flag(1) = 0 |
| 0x18, // muh_payload_size(leb128) = 24 |
| 0x00, 0x00, // layer_idc(3) persistence_idc(3) priority(8) reserved(2) |
| 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04, 0x00, 0x05, 0x00, 0x06, 0x00, |
| 0x07, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x09, 0x00, 0x00, 0x00, 0x0A |
| }; |
| |
| const size_t kMetadataObuSizeCll = 9; |
| const uint8_t kMetadataObuCll[kMetadataObuSizeCll] = { |
| 0x01, // muh_metadata_type(leb128) = 1 (Content light level) |
| 0x06, // muh_header_size(7) = 3 + muh_cancel_flag(1) = 0 |
| 0x04, // muh_payload_size(leb128) = 4 |
| 0x00, 0x00, // layer_idc(3) persistence_idc(3) priority(8) reserved(2) |
| 0xDE, 0xAD, 0xBE, 0xEF |
| }; |
| #else // CONFIG_METADATA |
| const size_t kMetadataObuSizeT35 = |
| #if CONFIG_SHORT_METADATA |
| 29; |
| #else |
| 28; |
| #endif // CONFIG_SHORT_METADATA |
| const size_t kMetadataObuSizeT35 = 28; |
| const uint8_t kMetadataObuT35[kMetadataObuSizeT35] = { |
| #if CONFIG_SHORT_METADATA |
| 0x1C, 0x14, 0x00, |
| #else |
| 0x1B, 0x14, |
| #endif // CONFIG_SHORT_METADATA |
| 0x04, 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 = |
| #if CONFIG_SHORT_METADATA |
| 29; |
| #else |
| 28; |
| #endif // CONFIG_SHORT_METADATA |
| const uint8_t kMetadataObuMdcv[kMetadataObuSizeMdcv] = { |
| #if CONFIG_SHORT_METADATA |
| 0x1C, 0x14, 0x00, |
| #else |
| 0x1B, 0x14, |
| #endif // CONFIG_SHORT_METADATA |
| 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 = |
| #if CONFIG_SHORT_METADATA |
| 9; |
| #else |
| 8; |
| #endif // CONFIG_SHORT_METADATA |
| const uint8_t kMetadataObuCll[kMetadataObuSizeCll] = { |
| #if CONFIG_SHORT_METADATA |
| 0x08, 0x14, 0x00, |
| #else |
| 0x07, 0x14, |
| #endif // CONFIG_SHORT_METADATA |
| 0x01, 0xB5, 0x01, 0x02, 0x03, 0x80 |
| }; |
| const size_t kMetadataObuSizeCll = 8; |
| const uint8_t kMetadataObuCll[kMetadataObuSizeCll] = { 0x07, 0x14, 0x01, 0xB5, |
| 0x01, 0x02, 0x03, 0x80 }; |
| #endif // CONFIG_METADATA |
| |
| 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)); |
| set_cpu_used_ = 5; |
| max_partition_size_ = 16; |
| } |
| |
| virtual void PreEncodeFrameHook(::libaom_test::VideoSource *video, |
| ::libaom_test::Encoder *encoder) { |
| if (video->frame() == 0) { |
| encoder->Control(AOME_SET_CPUUSED, set_cpu_used_); |
| encoder->Control(AV1E_SET_MAX_PARTITION_SIZE, max_partition_size_); |
| encoder->Control(AV1E_SET_ENABLE_KEYFRAME_FILTERING, 0); |
| } |
| |
| 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, |
| kMetadataPayloadMdcv, kMetadataPayloadSizeMdcv, |
| 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, |
| ::libaom_test::DxDataIterator *dec_iter) { |
| (void)dec_iter; |
| if (pkt->kind == AOM_CODEC_CX_FRAME_PKT || |
| pkt->kind == AOM_CODEC_CX_FRAME_NULL_PKT) { |
| const size_t bitstream_size = pkt->data.frame.sz; |
| const uint8_t *bitstream = |
| static_cast<const uint8_t *>(pkt->data.frame.buf); |
| bool is_keyframe = |
| (pkt->data.frame.flags & AOM_FRAME_IS_KEY) ? true : false; |
| |
| // 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); |
| |
| if (is_keyframe) { |
| // 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); |
| unsigned n_meta = pts == 0 ? 3 : 1; |
| |
| ASSERT_EQ(img.metadata->sz, n_meta); |
| |
| ASSERT_EQ(kMetadataPayloadSizeT35, img.metadata->metadata_array[0]->sz); |
| EXPECT_EQ( |
| memcmp(kMetadataPayloadT35, img.metadata->metadata_array[0]->payload, |
| kMetadataPayloadSizeT35), |
| 0); |
| |
| if (n_meta == 3) { |
| // Check keyframe-only metadata |
| ASSERT_EQ(kMetadataPayloadSizeT35, img.metadata->metadata_array[1]->sz); |
| EXPECT_EQ( |
| memcmp(kMetadataPayloadMdcv, img.metadata->metadata_array[1]->payload, |
| kMetadataPayloadSizeMdcv), |
| 0); |
| |
| ASSERT_EQ(kMetadataPayloadSizeCll, img.metadata->metadata_array[2]->sz); |
| EXPECT_EQ( |
| memcmp(kMetadataPayloadCll, img.metadata->metadata_array[2]->payload, |
| kMetadataPayloadSizeCll), |
| 0); |
| } |
| } |
| |
| int set_cpu_used_; |
| int max_partition_size_; |
| }; |
| |
| 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; |
| // 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); |
| } |
| |
| #if CONFIG_BAND_METADATA |
| #include "av1/common/banding_metadata.h" |
| |
| TEST(MetadataTest, BandingHintsMetadata) { |
| // Create a test banding metadata structure for encoding |
| aom_banding_hints_metadata_t encode_metadata; |
| memset(&encode_metadata, 0, sizeof(encode_metadata)); |
| |
| // Set up test values |
| encode_metadata.coding_banding_present_flag = 1; |
| encode_metadata.source_banding_present_flag = 0; |
| encode_metadata.banding_hints_flag = 1; |
| encode_metadata.three_color_components = 1; |
| |
| // Set per-component information |
| for (int i = 0; i < 3; i++) { |
| encode_metadata.banding_in_component_present_flag[i] = 1; |
| encode_metadata.max_band_width_minus4[i] = 4 + i; // 6-bit value |
| encode_metadata.max_band_step_minus1[i] = 2 + i; // 4-bit value |
| } |
| |
| // Set band units information |
| encode_metadata.band_units_information_present_flag = 1; |
| encode_metadata.num_band_units_rows_minus_1 = 3; // 4 rows |
| encode_metadata.num_band_units_cols_minus_1 = 3; // 4 cols |
| encode_metadata.varying_size_band_units_flag = 1; |
| encode_metadata.band_block_in_luma_samples = 2; // 3-bit value |
| |
| // Set varying size information |
| for (int r = 0; r <= encode_metadata.num_band_units_rows_minus_1; r++) { |
| encode_metadata.vert_size_in_band_blocks_minus1[r] = r + 1; |
| } |
| for (int c = 0; c <= encode_metadata.num_band_units_cols_minus_1; c++) { |
| encode_metadata.horz_size_in_band_blocks_minus1[c] = c + 2; |
| } |
| |
| // Set per-tile banding flags |
| for (int r = 0; r <= encode_metadata.num_band_units_rows_minus_1; r++) { |
| for (int c = 0; c <= encode_metadata.num_band_units_cols_minus_1; c++) { |
| encode_metadata.banding_in_band_unit_present_flag[r][c] = (r + c) % 2; |
| } |
| } |
| |
| // Test encoding to payload |
| uint8_t payload[256]; |
| size_t payload_size = sizeof(payload); |
| ASSERT_EQ(aom_encode_banding_hints_metadata(&encode_metadata, payload, |
| &payload_size), |
| 0); |
| ASSERT_GT(payload_size, 0u); |
| |
| // Test decoding from payload (using separate instance of same structure type) |
| aom_banding_hints_metadata_t decode_metadata; |
| ASSERT_EQ(aom_decode_banding_hints_metadata(payload, payload_size, |
| &decode_metadata), |
| 0); |
| |
| // Verify that the decoded structure matches the encoded structure |
| EXPECT_EQ(decode_metadata.coding_banding_present_flag, |
| encode_metadata.coding_banding_present_flag); |
| EXPECT_EQ(decode_metadata.source_banding_present_flag, |
| encode_metadata.source_banding_present_flag); |
| EXPECT_EQ(decode_metadata.banding_hints_flag, |
| encode_metadata.banding_hints_flag); |
| EXPECT_EQ(decode_metadata.three_color_components, |
| encode_metadata.three_color_components); |
| |
| // Verify per-component information |
| for (int i = 0; i < 3; i++) { |
| EXPECT_EQ(decode_metadata.banding_in_component_present_flag[i], |
| encode_metadata.banding_in_component_present_flag[i]); |
| EXPECT_EQ(decode_metadata.max_band_width_minus4[i], |
| encode_metadata.max_band_width_minus4[i]); |
| EXPECT_EQ(decode_metadata.max_band_step_minus1[i], |
| encode_metadata.max_band_step_minus1[i]); |
| } |
| |
| // Verify band units information |
| EXPECT_EQ(decode_metadata.band_units_information_present_flag, |
| encode_metadata.band_units_information_present_flag); |
| EXPECT_EQ(decode_metadata.num_band_units_rows_minus_1, |
| encode_metadata.num_band_units_rows_minus_1); |
| EXPECT_EQ(decode_metadata.num_band_units_cols_minus_1, |
| encode_metadata.num_band_units_cols_minus_1); |
| EXPECT_EQ(decode_metadata.varying_size_band_units_flag, |
| encode_metadata.varying_size_band_units_flag); |
| EXPECT_EQ(decode_metadata.band_block_in_luma_samples, |
| encode_metadata.band_block_in_luma_samples); |
| |
| // Verify varying size information |
| for (int r = 0; r <= encode_metadata.num_band_units_rows_minus_1; r++) { |
| EXPECT_EQ(decode_metadata.vert_size_in_band_blocks_minus1[r], |
| encode_metadata.vert_size_in_band_blocks_minus1[r]); |
| } |
| for (int c = 0; c <= encode_metadata.num_band_units_cols_minus_1; c++) { |
| EXPECT_EQ(decode_metadata.horz_size_in_band_blocks_minus1[c], |
| encode_metadata.horz_size_in_band_blocks_minus1[c]); |
| } |
| |
| // Verify per-tile banding flags |
| for (int r = 0; r <= encode_metadata.num_band_units_rows_minus_1; r++) { |
| for (int c = 0; c <= encode_metadata.num_band_units_cols_minus_1; c++) { |
| EXPECT_EQ(decode_metadata.banding_in_band_unit_present_flag[r][c], |
| encode_metadata.banding_in_band_unit_present_flag[r][c]); |
| } |
| } |
| } |
| |
| TEST(MetadataTest, BandingHintsImageMetadata) { |
| aom_image_t image; |
| image.metadata = NULL; |
| |
| // Create test banding metadata |
| aom_banding_hints_metadata_t banding_metadata; |
| memset(&banding_metadata, 0, sizeof(banding_metadata)); |
| banding_metadata.coding_banding_present_flag = 1; |
| banding_metadata.source_banding_present_flag = 1; |
| banding_metadata.banding_hints_flag = 1; |
| banding_metadata.three_color_components = 0; // Only component 0 |
| banding_metadata.banding_in_component_present_flag[0] = 1; |
| banding_metadata.max_band_width_minus4[0] = 10; |
| banding_metadata.max_band_step_minus1[0] = 5; |
| banding_metadata.band_units_information_present_flag = 0; |
| |
| // Add banding metadata to image |
| ASSERT_EQ(aom_img_add_banding_hints_metadata(&image, &banding_metadata, |
| AOM_MIF_ANY_FRAME), |
| 0); |
| |
| // Verify metadata was added |
| ASSERT_TRUE(image.metadata != nullptr); |
| ASSERT_EQ(image.metadata->sz, 1u); |
| ASSERT_EQ(image.metadata->metadata_array[0]->type, |
| OBU_METADATA_TYPE_BANDING_HINTS); |
| ASSERT_GT(image.metadata->metadata_array[0]->sz, 0u); |
| |
| // Test decoding the metadata from the image (using separate instance of same |
| // structure type) |
| aom_banding_hints_metadata_t decoded_metadata; |
| ASSERT_EQ(aom_decode_banding_hints_metadata( |
| image.metadata->metadata_array[0]->payload, |
| image.metadata->metadata_array[0]->sz, &decoded_metadata), |
| 0); |
| |
| // Verify the decoded values match |
| EXPECT_EQ(decoded_metadata.coding_banding_present_flag, |
| banding_metadata.coding_banding_present_flag); |
| EXPECT_EQ(decoded_metadata.source_banding_present_flag, |
| banding_metadata.source_banding_present_flag); |
| EXPECT_EQ(decoded_metadata.banding_hints_flag, |
| banding_metadata.banding_hints_flag); |
| EXPECT_EQ(decoded_metadata.three_color_components, |
| banding_metadata.three_color_components); |
| EXPECT_EQ(decoded_metadata.banding_in_component_present_flag[0], |
| banding_metadata.banding_in_component_present_flag[0]); |
| EXPECT_EQ(decoded_metadata.max_band_width_minus4[0], |
| banding_metadata.max_band_width_minus4[0]); |
| EXPECT_EQ(decoded_metadata.max_band_step_minus1[0], |
| banding_metadata.max_band_step_minus1[0]); |
| EXPECT_EQ(decoded_metadata.band_units_information_present_flag, |
| banding_metadata.band_units_information_present_flag); |
| |
| aom_img_metadata_array_free(image.metadata); |
| } |
| #endif // CONFIG_BAND_METADATA |
