89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
// Copyright (c) the JPEG XL Project Authors. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#ifndef TOOLS_DJXL_H_
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#define TOOLS_DJXL_H_
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#include <stddef.h>
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#include "jxl/decode.h"
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#include "lib/jxl/aux_out.h"
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#include "lib/jxl/base/data_parallel.h"
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#include "lib/jxl/base/override.h"
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#include "lib/jxl/base/padded_bytes.h"
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#include "lib/jxl/base/status.h"
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#include "lib/jxl/codec_in_out.h"
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#include "lib/jxl/dec_params.h"
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#include "tools/args.h"
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#include "tools/box/box.h"
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#include "tools/cmdline.h"
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#include "tools/speed_stats.h"
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namespace jpegxl {
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namespace tools {
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// Common JPEG XL decompress arguments.
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struct DecompressArgs {
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// Initialize non-static default options.
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DecompressArgs() = default;
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// Add all the command line options to the CommandLineParser. Note that the
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// options are tied to the instance that this was called on.
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void AddCommandLineOptions(CommandLineParser* cmdline);
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// Validate the passed arguments, checking whether all passed options are
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// compatible. Returns whether the validation was successful.
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jxl::Status ValidateArgs(const CommandLineParser& cmdline);
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// Common djxl parameters.
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const char* file_in = nullptr;
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const char* file_out = nullptr;
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size_t num_threads;
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bool use_sjpeg = false;
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size_t jpeg_quality = 95;
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bool decode_to_pixels = false;
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bool version = false;
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jxl::Override print_profile = jxl::Override::kDefault;
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size_t num_reps = 1;
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// Format parameters:
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size_t bits_per_sample = 0;
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bool tone_map = false;
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std::pair<float, float> display_nits = {0.f, jxl::kDefaultIntensityTarget};
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std::string color_space; // description or path to ICC profile
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jxl::DecompressParams params;
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// If true, print the effective amount of bytes read from the bitstream.
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bool print_read_bytes = false;
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bool quiet = false;
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// References (ids) of specific options to check if they were matched.
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CommandLineParser::OptionId opt_num_threads_id = -1;
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CommandLineParser::OptionId opt_jpeg_quality_id = -1;
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};
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// Decompresses and notifies SpeedStats of elapsed time.
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jxl::Status DecompressJxlToPixels(const jxl::Span<const uint8_t> compressed,
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const jxl::DecompressParams& params,
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jxl::ThreadPool* pool,
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jxl::CodecInOut* JXL_RESTRICT io,
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SpeedStats* JXL_RESTRICT stats);
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jxl::Status DecompressJxlToJPEG(const JpegXlContainer& container,
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const DecompressArgs& args,
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jxl::ThreadPool* pool, jxl::PaddedBytes* output,
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SpeedStats* JXL_RESTRICT stats);
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jxl::Status WriteJxlOutput(const DecompressArgs& args, const char* file_out,
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jxl::CodecInOut& io,
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jxl::ThreadPool* pool = nullptr);
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} // namespace tools
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} // namespace jpegxl
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#endif // TOOLS_DJXL_H_
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