| [e16e8f2] | 1 | /* |
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| 2 | * Small jpeg decoder library (header file) |
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| 3 | * |
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| 4 | * Copyright (c) 2006, Luc Saillard <luc@saillard.org> |
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| 5 | * All rights reserved. |
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| 6 | * Redistribution and use in source and binary forms, with or without |
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| 7 | * modification, are permitted provided that the following conditions are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright notice, |
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| 10 | * this list of conditions and the following disclaimer. |
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| 11 | * |
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| 12 | * - Redistributions in binary form must reproduce the above copyright notice, |
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| 13 | * this list of conditions and the following disclaimer in the documentation |
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| 14 | * and/or other materials provided with the distribution. |
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| 15 | * |
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| 16 | * - Neither the name of the author nor the names of its contributors may be |
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| 17 | * used to endorse or promote products derived from this software without |
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| 18 | * specific prior written permission. |
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| 19 | * |
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| 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 21 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 30 | * POSSIBILITY OF SUCH DAMAGE. |
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| 31 | * |
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| 32 | */ |
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| 33 | |
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| 34 | |
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| 35 | #ifndef __JPEGDEC_H__ |
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| 36 | #define __JPEGDEC_H__ |
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| 37 | |
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| 38 | #ifdef __cplusplus |
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| 39 | extern "C" { |
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| 40 | #endif |
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| 41 | |
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| 42 | struct jdec_private; |
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| 43 | |
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| 44 | /* Flags that can be set by any applications */ |
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| 45 | #define TINYJPEG_FLAGS_MJPEG_TABLE (1<<1) |
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| 46 | |
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| 47 | /* Format accepted in outout */ |
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| 48 | struct tinyjpeg_colorspace; |
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| 49 | typedef const struct tinyjpeg_colorspace *tinyjpeg_colorspace_t; |
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| 50 | |
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| 51 | extern const tinyjpeg_colorspace_t TINYJPEG_FMT_GREY, TINYJPEG_FMT_BGR24, |
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| 52 | TINYJPEG_FMT_RGB24, TINYJPEG_FMT_YUV420P, TINYJPEG_FMT_BGRA32, |
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| 53 | TINYJPEG_FMT_RGBA32; |
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| 54 | |
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| 55 | struct jdec_private *tinyjpeg_init(void); |
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| 56 | void tinyjpeg_free(struct jdec_private *priv); |
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| 57 | |
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| 58 | int tinyjpeg_parse_header(struct jdec_private *priv, const unsigned char *buf, unsigned int size); |
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| 59 | int tinyjpeg_decode(struct jdec_private *priv, tinyjpeg_colorspace_t pixel_format); |
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| 60 | const char *tinyjpeg_get_errorstring(struct jdec_private *priv); |
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| 61 | void tinyjpeg_get_size(struct jdec_private *priv, unsigned int *width, unsigned int *height); |
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| 62 | int tinyjpeg_get_components(struct jdec_private *priv, unsigned char **components, unsigned int ncomponents); |
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| 63 | int tinyjpeg_set_components(struct jdec_private *priv, unsigned char * const *components, unsigned int ncomponents); |
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| 64 | int tinyjpeg_get_bytes_per_row(struct jdec_private *priv, unsigned int *bytes, unsigned int ncomponents); |
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| 65 | int tinyjpeg_set_bytes_per_row(struct jdec_private *priv, const unsigned int *bytes, unsigned int ncomponents); |
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| 66 | int tinyjpeg_set_flags(struct jdec_private *priv, int flags); |
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| 67 | |
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| 68 | #ifdef __cplusplus |
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| 69 | } |
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| 70 | #endif |
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| 71 | |
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| 72 | #endif |
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