image_bundle_test.cc

Enable keyboard shortcuts

// Copyright (c) the JPEG XL Project Authors. All rights reserved.

//

// Use of this source code is governed by a BSD-style

// license that can be found in the LICENSE file.

#include <jxl/memory_manager.h>

#include <utility>

#include "lib/jxl/base/status.h"

#include "lib/jxl/dec_bit_reader.h"

#include "lib/jxl/enc_aux_out.h"

#include "lib/jxl/enc_bit_writer.h"

#include "lib/jxl/image_metadata.h"

#include "lib/jxl/test_memory_manager.h"

#include "lib/jxl/test_utils.h"

#include "lib/jxl/testing.h"

namespace jxl {

namespace {

TEST(ImageBundleTest, ExtraChannelName) {

  JxlMemoryManager* memory_manager = jxl::test::MemoryManager();

  AuxOut aux_out;

  BitWriter writer{memory_manager};

  ASSERT_TRUE(

      writer.WithMaxBits(99, LayerType::Header, &aux_out, [&]() -> Status {

        ImageMetadata metadata;

        ExtraChannelInfo eci;

        eci.type = ExtraChannel::kBlack;

        eci.name = "testK";

        metadata.extra_channel_info.push_back(std::move(eci));

        JXL_RETURN_IF_ERROR(

            WriteImageMetadata(metadata, &writer, LayerType::Header, &aux_out));

        writer.ZeroPadToByte();

        return true;

      }));

  BitReader reader(writer.GetSpan());

  ImageMetadata metadata_out;

  ASSERT_TRUE(ReadImageMetadata(&reader, &metadata_out));

  EXPECT_TRUE(reader.Close());

  EXPECT_EQ("testK", metadata_out.Find(ExtraChannel::kBlack)->name);

}  // namespace

}  // namespace jxl