From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- third_party/jpeg-xl/lib/extras/dec/decode.h | 57 +++++++++++++++++++++++++++++ 1 file changed, 57 insertions(+) create mode 100644 third_party/jpeg-xl/lib/extras/dec/decode.h (limited to 'third_party/jpeg-xl/lib/extras/dec/decode.h') diff --git a/third_party/jpeg-xl/lib/extras/dec/decode.h b/third_party/jpeg-xl/lib/extras/dec/decode.h new file mode 100644 index 0000000000..0d7dfcbef2 --- /dev/null +++ b/third_party/jpeg-xl/lib/extras/dec/decode.h @@ -0,0 +1,57 @@ +// 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. + +#ifndef LIB_EXTRAS_DEC_DECODE_H_ +#define LIB_EXTRAS_DEC_DECODE_H_ + +// Facade for image decoders (PNG, PNM, ...). + +#include +#include + +#include +#include + +#include "lib/extras/dec/color_hints.h" +#include "lib/jxl/base/span.h" +#include "lib/jxl/base/status.h" + +namespace jxl { + +struct SizeConstraints; + +namespace extras { + +// Codecs supported by DecodeBytes. +enum class Codec : uint32_t { + kUnknown, // for CodecFromPath + kPNG, + kPNM, + kPGX, + kJPG, + kGIF, + kEXR, + kJXL +}; + +bool CanDecode(Codec codec); + +// If and only if extension is ".pfm", *bits_per_sample is updated to 32 so +// that Encode() would encode to PFM instead of PPM. +Codec CodecFromPath(std::string path, + size_t* JXL_RESTRICT bits_per_sample = nullptr, + std::string* extension = nullptr); + +// Decodes "bytes" info *ppf. +// color_space_hint may specify the color space, otherwise, defaults to sRGB. +Status DecodeBytes(Span bytes, const ColorHints& color_hints, + extras::PackedPixelFile* ppf, + const SizeConstraints* constraints = nullptr, + Codec* orig_codec = nullptr); + +} // namespace extras +} // namespace jxl + +#endif // LIB_EXTRAS_DEC_DECODE_H_ -- cgit v1.2.3