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/*
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#ifndef _JPEG_DECODER_H_
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#define _JPEG_DECODER_H_
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#include <stdint.h>
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#define JPEG_MARKER_STUFFED 0x00
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#define JPEG_MARKER_TEM 0x01
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#define JPEG_MARKER_RES 0x02
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#define JPEG_MARKER_SOF_0 0xc0
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#define JPEG_MARKER_SOF_1 0xc1
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#define JPEG_MARKER_SOF_2 0xc2
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#define JPEG_MARKER_SOF_3 0xc3
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#define JPEG_MARKER_DEFINE_HUFFMAN_TABLES 0xc4
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#define JPEG_MARKER_SOF_5 0xc5
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#define JPEG_MARKER_SOF_6 0xc6
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#define JPEG_MARKER_SOF_7 0xc7
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#define JPEG_MARKER_JPG 0xc8
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#define JPEG_MARKER_SOF_9 0xc9
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#define JPEG_MARKER_SOF_10 0xca
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#define JPEG_MARKER_SOF_11 0xcb
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#define JPEG_MARKER_DEFINE_ARITHMETIC_CONDITIONING 0xcc
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#define JPEG_MARKER_SOF_13 0xcd
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#define JPEG_MARKER_SOF_14 0xce
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#define JPEG_MARKER_SOF_15 0xcf
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#define JPEG_MARKER_RST_0 0xd0
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#define JPEG_MARKER_RST_1 0xd1
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#define JPEG_MARKER_RST_2 0xd2
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#define JPEG_MARKER_RST_3 0xd3
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#define JPEG_MARKER_RST_4 0xd4
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#define JPEG_MARKER_RST_5 0xd5
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#define JPEG_MARKER_RST_6 0xd6
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#define JPEG_MARKER_RST_7 0xd7
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#define JPEG_MARKER_SOI 0xd8
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#define JPEG_MARKER_EOI 0xd9
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#define JPEG_MARKER_SOS 0xda
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#define JPEG_MARKER_DEFINE_QUANTIZATION_TABLES 0xdb
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#define JPEG_MARKER_DNL 0xdc
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#define JPEG_MARKER_DEFINE_RESTART_INTERVAL 0xdd
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#define JPEG_MARKER_DHP 0xde
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#define JPEG_MARKER_EXP 0xdf
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#define JPEG_MARKER_APP(x) (0xe0 + (x))
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#define JPEG_MARKER_JPG_(x) (0xf0 + (x))
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#define JPEG_MARKER_COMMENT 0xfe
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#define JPEG_MARKER_JFIF JPEG_MARKER_APP(0)
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#define JPEG_MARKER_IS_START_OF_FRAME(x) ((x)>=0xc0 && (x) <= 0xcf && (x)!=0xc4 && (x)!=0xc8 && (x)!=0xcc)
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#define JPEG_MARKER_IS_APP(x) ((x)>=0xe0 && (x) <= 0xef)
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#define JPEG_MARKER_IS_RESET(x) ((x)>=0xd0 && (x)<=0xd7)
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typedef struct _JpegDecoder JpegDecoder;
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JpegDecoder *jpeg_decoder_new(void);
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void jpeg_decoder_free(JpegDecoder *dec);
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int jpeg_decoder_addbits(JpegDecoder *dec, unsigned char *data, unsigned int len);
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int jpeg_decoder_decode (JpegDecoder *dec);
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int jpeg_decoder_get_image_size(JpegDecoder *dec, int *width, int *height);
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int jpeg_decoder_get_component_size(JpegDecoder *dec, int id,
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int *width, int *height);
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int jpeg_decoder_get_component_subsampling(JpegDecoder *dec, int id,
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int *h_subsample, int *v_subsample);
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int jpeg_decoder_get_component_ptr(JpegDecoder *dec, int id,
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unsigned char **image, int *rowstride);
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unsigned char *jpeg_decoder_get_argb_image (JpegDecoder *dec);
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int jpeg_decode_argb (uint8_t *data, int length, uint32_t **image,
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int *width, int *height);
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#endif
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