| /* |
| * Common functions for the frame{crc,md5} muxers |
| * |
| * 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 |
| */ |
| |
| #include "internal.h" |
| |
| int ff_framehash_write_header(AVFormatContext *s) |
| { |
| int i; |
| |
| if (s->nb_streams && !(s->flags & AVFMT_FLAG_BITEXACT)) |
| avio_printf(s->pb, "#software: %s\n", LIBAVFORMAT_IDENT); |
| for (i = 0; i < s->nb_streams; i++) { |
| AVStream *st = s->streams[i]; |
| AVCodecParameters *avctx = st->codecpar; |
| char buf[256] = { 0 }; |
| avio_printf(s->pb, "#tb %d: %d/%d\n", i, st->time_base.num, st->time_base.den); |
| avio_printf(s->pb, "#media_type %d: %s\n", i, av_get_media_type_string(avctx->codec_type)); |
| avio_printf(s->pb, "#codec_id %d: %s\n", i, avcodec_get_name(avctx->codec_id)); |
| switch (avctx->codec_type) { |
| case AVMEDIA_TYPE_AUDIO: |
| av_get_channel_layout_string(buf, sizeof(buf), avctx->channels, avctx->channel_layout); |
| avio_printf(s->pb, "#sample_rate %d: %d\n", i,avctx->sample_rate); |
| avio_printf(s->pb, "#channel_layout %d: %"PRIx64"\n", i,avctx->channel_layout); |
| avio_printf(s->pb, "#channel_layout_name %d: %s\n", i, buf); |
| break; |
| case AVMEDIA_TYPE_VIDEO: |
| avio_printf(s->pb, "#dimensions %d: %dx%d\n", i, avctx->width, avctx->height); |
| avio_printf(s->pb, "#sar %d: %d/%d\n", i, st->sample_aspect_ratio.num, st->sample_aspect_ratio.den); |
| break; |
| } |
| } |
| return 0; |
| } |