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76 lines
2.3 KiB
76 lines
2.3 KiB
/* |
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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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#include "config.h" |
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#include "avutil.h" |
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#include "avassert.h" |
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#include "samplefmt.h" |
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/** |
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* @file |
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* various utility functions |
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*/ |
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unsigned avutil_version(void) |
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{ |
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av_assert0(PIX_FMT_VDA_VLD == 81); //check if the pix fmt enum has not had anything inserted or removed by mistake |
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av_assert0(AV_SAMPLE_FMT_DBLP == 9); |
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av_assert0(AVMEDIA_TYPE_ATTACHMENT == 4); |
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av_assert0(AV_PICTURE_TYPE_BI == 7); |
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av_assert0(LIBAVUTIL_VERSION_MICRO >= 100); |
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av_assert0(HAVE_MMX2 == HAVE_MMXEXT); |
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return LIBAVUTIL_VERSION_INT; |
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} |
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const char *avutil_configuration(void) |
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{ |
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return FFMPEG_CONFIGURATION; |
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} |
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const char *avutil_license(void) |
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{ |
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#define LICENSE_PREFIX "libavutil license: " |
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return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; |
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} |
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const char *av_get_media_type_string(enum AVMediaType media_type) |
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{ |
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switch (media_type) { |
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case AVMEDIA_TYPE_VIDEO: return "video"; |
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case AVMEDIA_TYPE_AUDIO: return "audio"; |
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case AVMEDIA_TYPE_DATA: return "data"; |
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case AVMEDIA_TYPE_SUBTITLE: return "subtitle"; |
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case AVMEDIA_TYPE_ATTACHMENT: return "attachment"; |
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default: return NULL; |
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} |
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} |
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char av_get_picture_type_char(enum AVPictureType pict_type) |
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{ |
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switch (pict_type) { |
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case AV_PICTURE_TYPE_I: return 'I'; |
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case AV_PICTURE_TYPE_P: return 'P'; |
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case AV_PICTURE_TYPE_B: return 'B'; |
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case AV_PICTURE_TYPE_S: return 'S'; |
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case AV_PICTURE_TYPE_SI: return 'i'; |
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case AV_PICTURE_TYPE_SP: return 'p'; |
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case AV_PICTURE_TYPE_BI: return 'b'; |
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default: return '?'; |
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} |
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}
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