/* * Misc image conversion routines * Copyright (c) 2001, 2002, 2003 Fabrice Bellard * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** * @file * misc image conversion routines */ #include "avcodec.h" #include "libavutil/pixdesc.h" #include "libavutil/pixfmt.h" enum AVPixelFormat avcodec_find_best_pix_fmt_of_list(const enum AVPixelFormat *pix_fmt_list, enum AVPixelFormat src_pix_fmt, int has_alpha, int *loss_ptr){ int i; enum AVPixelFormat best = AV_PIX_FMT_NONE; int loss; for (i=0; pix_fmt_list[i] != AV_PIX_FMT_NONE; i++) { loss = loss_ptr ? *loss_ptr : 0; best = av_find_best_pix_fmt_of_2(best, pix_fmt_list[i], src_pix_fmt, has_alpha, &loss); } if (loss_ptr) *loss_ptr = loss; return best; }