a9947c3244
we map the input file into memory, even in the non-stdin case. This is less efficient than letting the png/jpeg/... decoding libraries use fread()'s, but more general. Change-Id: I4501cb9a1daf69593eb8e3326c115cd8cbdf92fd
38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
// Copyright 2014 Google Inc. All Rights Reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the COPYING file in the root of the source
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// tree. An additional intellectual property rights grant can be found
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// in the file PATENTS. All contributing project authors may
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// be found in the AUTHORS file in the root of the source tree.
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// -----------------------------------------------------------------------------
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//
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// WebP decode.
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#ifndef WEBP_EXAMPLES_WEBPDEC_H_
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#define WEBP_EXAMPLES_WEBPDEC_H_
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#include "webp/types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct Metadata;
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struct WebPPicture;
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// Reads a WebP from 'in_file', returning the decoded output in 'pic'.
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// Output is RGBA or YUVA, depending on pic->use_argb value.
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// If 'keep_alpha' is true and the WebP has an alpha channel, the output is RGBA
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// or YUVA. Otherwise, alpha channel is dropped and output is RGB or YUV.
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// Returns true on success.
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int ReadWebP(const uint8_t* const data, size_t data_size,
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struct WebPPicture* const pic,
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int keep_alpha, struct Metadata* const metadata);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // WEBP_EXAMPLES_WEBPDEC_H_
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