Libav 0.7.1
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00001 /* 00002 * This file is part of Libav. 00003 * 00004 * Libav is free software; you can redistribute it and/or 00005 * modify it under the terms of the GNU Lesser General Public 00006 * License as published by the Free Software Foundation; either 00007 * version 2.1 of the License, or (at your option) any later version. 00008 * 00009 * Libav is distributed in the hope that it will be useful, 00010 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00012 * Lesser General Public License for more details. 00013 * 00014 * You should have received a copy of the GNU Lesser General Public 00015 * License along with Libav; if not, write to the Free Software 00016 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00017 */ 00018 00019 #ifndef AVUTIL_IMGUTILS_H 00020 #define AVUTIL_IMGUTILS_H 00021 00027 #include "avutil.h" 00028 #include "pixdesc.h" 00029 00046 void av_image_fill_max_pixsteps(int max_pixsteps[4], int max_pixstep_comps[4], 00047 const AVPixFmtDescriptor *pixdesc); 00048 00055 int av_image_get_linesize(enum PixelFormat pix_fmt, int width, int plane); 00056 00064 int av_image_fill_linesizes(int linesizes[4], enum PixelFormat pix_fmt, int width); 00065 00077 int av_image_fill_pointers(uint8_t *data[4], enum PixelFormat pix_fmt, int height, 00078 uint8_t *ptr, const int linesizes[4]); 00079 00090 int av_image_alloc(uint8_t *pointers[4], int linesizes[4], 00091 int w, int h, enum PixelFormat pix_fmt, int align); 00092 00102 void av_image_copy_plane(uint8_t *dst, int dst_linesize, 00103 const uint8_t *src, int src_linesize, 00104 int bytewidth, int height); 00105 00112 void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4], 00113 const uint8_t *src_data[4], const int src_linesizes[4], 00114 enum PixelFormat pix_fmt, int width, int height); 00115 00126 int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *log_ctx); 00127 00128 int ff_set_systematic_pal2(uint32_t pal[256], enum PixelFormat pix_fmt); 00129 00130 #endif /* AVUTIL_IMGUTILS_H */