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54 lines
1.5 KiB
C
54 lines
1.5 KiB
C
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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/* ipng.h */
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typedef enum {
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PNG_ERROR,
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PNG_INIT,
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PNG_CONTINUE,
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PNG_DELAY,
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PNG_FINISH,
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PNG_DONE
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} png_state;
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typedef struct ipng_str {
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png_state state; /* Decoder FSM state */
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/* int rows_per_chunk; NOT USED (similar variable in jpeg_struct) */
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void *delay_timeout;
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uint32 delay_time;
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png_structp pngs_p;
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png_infop info_p;
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jmp_buf jmpbuf; /* use ours, not libpng's, for consistency */
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uint32 width;
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uint32 height;
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int channels; /* color channels (3 or 4) */
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uint8 *rgbrow; /* RGB row buffer (3*width bytes) */
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uint8 *alpharow; /* alpha row buffer (width bytes) */
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/* One scanline's worth of post-processed sample data */
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il_container *ic;
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} ipng_struct, *ipng_structp;
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