ffmpeg/libavcodec/bsf/showinfo.c

68 lines
2.0 KiB
C

/*
* Copyright (c) 2024 Anton Khirnov <anton@khirnov.net>
*
* 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 <inttypes.h>
#include "bsf.h"
#include "bsf_internal.h"
#include "libavutil/adler32.h"
#include "libavutil/log.h"
#include "libavutil/timestamp.h"
typedef struct ShowinfoContext {
uint64_t nb_packets;
} ShowinfoContext;
static int showinfo_filter(AVBSFContext *ctx, AVPacket *pkt)
{
ShowinfoContext *priv = ctx->priv_data;
uint32_t crc;
int ret;
ret = ff_bsf_get_packet_ref(ctx, pkt);
if (ret < 0)
return ret;
crc = av_adler32_update(0, pkt->data, pkt->size);
av_log(ctx, AV_LOG_INFO,
"n:%7"PRIu64" "
"size:%7d "
"pts:%s pt:%s "
"dts:%s dt:%s "
"ds:%"PRId64" d:%s "
"adler32:0x%08"PRIx32
"\n",
priv->nb_packets, pkt->size,
av_ts2str(pkt->pts), av_ts2timestr(pkt->pts, &ctx->time_base_in),
av_ts2str(pkt->dts), av_ts2timestr(pkt->dts, &ctx->time_base_in),
pkt->duration, av_ts2timestr(pkt->duration, &ctx->time_base_in), crc);
priv->nb_packets++;
return 0;
}
const FFBitStreamFilter ff_showinfo_bsf = {
.p.name = "showinfo",
.filter = showinfo_filter,
.priv_data_size = sizeof(ShowinfoContext),
};