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79 lines
2.5 KiB
79 lines
2.5 KiB
/* |
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* AVPicture management routines |
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* Copyright (c) 2001, 2002, 2003 Fabrice Bellard |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/** |
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* @file |
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* AVPicture management routines |
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*/ |
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#include "avcodec.h" |
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#include "internal.h" |
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#include "libavutil/common.h" |
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#include "libavutil/pixdesc.h" |
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#include "libavutil/imgutils.h" |
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#include "libavutil/colorspace.h" |
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#if FF_API_AVPICTURE |
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int avpicture_fill(AVPicture *picture, const uint8_t *ptr, |
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enum AVPixelFormat pix_fmt, int width, int height) |
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{ |
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return av_image_fill_arrays(picture->data, picture->linesize, |
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ptr, pix_fmt, width, height, 1); |
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} |
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int avpicture_layout(const AVPicture* src, enum AVPixelFormat pix_fmt, int width, int height, |
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unsigned char *dest, int dest_size) |
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{ |
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return av_image_copy_to_buffer(dest, dest_size, |
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(const uint8_t * const*)src->data, src->linesize, |
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pix_fmt, width, height, 1); |
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} |
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int avpicture_get_size(enum AVPixelFormat pix_fmt, int width, int height) |
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{ |
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return av_image_get_buffer_size(pix_fmt, width, height, 1); |
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} |
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int avpicture_alloc(AVPicture *picture, |
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enum AVPixelFormat pix_fmt, int width, int height) |
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{ |
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int ret = av_image_alloc(picture->data, picture->linesize, |
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width, height, pix_fmt, 1); |
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if (ret < 0) { |
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memset(picture, 0, sizeof(AVPicture)); |
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return ret; |
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} |
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return 0; |
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} |
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void avpicture_free(AVPicture *picture) |
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{ |
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av_freep(&picture->data[0]); |
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} |
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void av_picture_copy(AVPicture *dst, const AVPicture *src, |
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enum AVPixelFormat pix_fmt, int width, int height) |
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{ |
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av_image_copy(dst->data, dst->linesize, (const uint8_t **)src->data, |
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src->linesize, pix_fmt, width, height); |
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} |
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#endif /* FF_API_AVPICTURE */
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