2 * This file is part of FFmpeg.
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "samplefmt.h"
26 * various utility functions
29 unsigned avutil_version(void)
31 av_assert0(AV_PIX_FMT_VDA_VLD == 81); //check if the pix fmt enum has not had anything inserted or removed by mistake
32 av_assert0(AV_SAMPLE_FMT_DBLP == 9);
33 av_assert0(AVMEDIA_TYPE_ATTACHMENT == 4);
34 av_assert0(AV_PICTURE_TYPE_BI == 7);
35 av_assert0(LIBAVUTIL_VERSION_MICRO >= 100);
36 av_assert0(HAVE_MMX2 == HAVE_MMXEXT);
38 return LIBAVUTIL_VERSION_INT;
41 const char *avutil_configuration(void)
43 return FFMPEG_CONFIGURATION;
46 const char *avutil_license(void)
48 #define LICENSE_PREFIX "libavutil license: "
49 return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1;
52 const char *av_get_media_type_string(enum AVMediaType media_type)
55 case AVMEDIA_TYPE_VIDEO: return "video";
56 case AVMEDIA_TYPE_AUDIO: return "audio";
57 case AVMEDIA_TYPE_DATA: return "data";
58 case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
59 case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
64 char av_get_picture_type_char(enum AVPictureType pict_type)
67 case AV_PICTURE_TYPE_I: return 'I';
68 case AV_PICTURE_TYPE_P: return 'P';
69 case AV_PICTURE_TYPE_B: return 'B';
70 case AV_PICTURE_TYPE_S: return 'S';
71 case AV_PICTURE_TYPE_SI: return 'i';
72 case AV_PICTURE_TYPE_SP: return 'p';
73 case AV_PICTURE_TYPE_BI: return 'b';