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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/jpeg-xl/lib/jpegli/decode_scan.h | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/jpeg-xl/lib/jpegli/decode_scan.h')
-rw-r--r-- | third_party/jpeg-xl/lib/jpegli/decode_scan.h | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/third_party/jpeg-xl/lib/jpegli/decode_scan.h b/third_party/jpeg-xl/lib/jpegli/decode_scan.h new file mode 100644 index 0000000000..1d7b18fc1a --- /dev/null +++ b/third_party/jpeg-xl/lib/jpegli/decode_scan.h @@ -0,0 +1,31 @@ +// 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_JPEGLI_DECODE_SCAN_H_ +#define LIB_JPEGLI_DECODE_SCAN_H_ + +#include <stdint.h> + +#include "lib/jpegli/common.h" + +namespace jpegli { + +// Reads the available input in the source manager's input buffer until the end +// of the next iMCU row. +// The corresponding fields of cinfo are updated with the processed input data. +// Upon return, the input buffer will be at the start of an MCU, or at the end +// of the scan. +// Return value is one of: +// * JPEG_SUSPENDED, if the input buffer ends before the end of an iMCU row; +// * JPEG_ROW_COMPLETED, if the next iMCU row (but not the scan) is reached; +// * JPEG_SCAN_COMPLETED, if the end of the scan is reached. +int ProcessScan(j_decompress_ptr cinfo, const uint8_t* const data, + const size_t len, size_t* pos, size_t* bit_pos); + +void PrepareForiMCURow(j_decompress_ptr cinfo); + +} // namespace jpegli + +#endif // LIB_JPEGLI_DECODE_SCAN_H_ |