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Diffstat (limited to 'media/ffvpx/libavcodec/imgconvert.c')
-rw-r--r-- | media/ffvpx/libavcodec/imgconvert.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/imgconvert.c b/media/ffvpx/libavcodec/imgconvert.c new file mode 100644 index 0000000000..96511ac7d6 --- /dev/null +++ b/media/ffvpx/libavcodec/imgconvert.c @@ -0,0 +1,48 @@ +/* + * 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; +} + |