mirror of https://git.ffmpeg.org/ffmpeg.git
seektest: forgot adding a file (from commit 191c5f8ff3 during the last merge)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
parent
80e4fe4063
commit
371888cad5
|
|
@ -0,0 +1,133 @@
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2003 Fabrice Bellard
|
||||||
|
* Copyright (c) 2007 Michael Niedermayer
|
||||||
|
*
|
||||||
|
* 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 <stdint.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <string.h>
|
||||||
|
|
||||||
|
#include "libavutil/common.h"
|
||||||
|
#include "libavutil/mathematics.h"
|
||||||
|
#include "libavformat/avformat.h"
|
||||||
|
|
||||||
|
#undef exit
|
||||||
|
#undef printf
|
||||||
|
#undef fprintf
|
||||||
|
|
||||||
|
static char buffer[20];
|
||||||
|
|
||||||
|
static const char *ret_str(int v)
|
||||||
|
{
|
||||||
|
switch (v) {
|
||||||
|
case AVERROR_EOF: return "-EOF";
|
||||||
|
case AVERROR(EIO): return "-EIO";
|
||||||
|
case AVERROR(ENOMEM): return "-ENOMEM";
|
||||||
|
case AVERROR(EINVAL): return "-EINVAL";
|
||||||
|
default:
|
||||||
|
snprintf(buffer, sizeof(buffer), "%2d", v);
|
||||||
|
return buffer;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static void ts_str(char buffer[60], int64_t ts, AVRational base)
|
||||||
|
{
|
||||||
|
double tsval;
|
||||||
|
if (ts == AV_NOPTS_VALUE) {
|
||||||
|
strcpy(buffer, " NOPTS ");
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
tsval = ts * av_q2d(base);
|
||||||
|
snprintf(buffer, 60, "%9f", tsval);
|
||||||
|
}
|
||||||
|
|
||||||
|
int main(int argc, char **argv)
|
||||||
|
{
|
||||||
|
const char *filename;
|
||||||
|
AVFormatContext *ic = NULL;
|
||||||
|
int i, ret, stream_id;
|
||||||
|
int64_t timestamp;
|
||||||
|
AVFormatParameters params, *ap= ¶ms;
|
||||||
|
memset(ap, 0, sizeof(params));
|
||||||
|
ap->channels=1;
|
||||||
|
ap->sample_rate= 22050;
|
||||||
|
|
||||||
|
/* initialize libavcodec, and register all codecs and formats */
|
||||||
|
av_register_all();
|
||||||
|
|
||||||
|
if (argc != 2) {
|
||||||
|
printf("usage: %s input_file\n"
|
||||||
|
"\n", argv[0]);
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
filename = argv[1];
|
||||||
|
|
||||||
|
ret = av_open_input_file(&ic, filename, NULL, 0, ap);
|
||||||
|
if (ret < 0) {
|
||||||
|
fprintf(stderr, "cannot open %s\n", filename);
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = av_find_stream_info(ic);
|
||||||
|
if (ret < 0) {
|
||||||
|
fprintf(stderr, "%s: could not find codec parameters\n", filename);
|
||||||
|
exit(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
for(i=0; ; i++){
|
||||||
|
AVPacket pkt;
|
||||||
|
AVStream *av_uninit(st);
|
||||||
|
char ts_buf[60];
|
||||||
|
|
||||||
|
memset(&pkt, 0, sizeof(pkt));
|
||||||
|
if(ret>=0){
|
||||||
|
ret= av_read_frame(ic, &pkt);
|
||||||
|
if(ret>=0){
|
||||||
|
char dts_buf[60];
|
||||||
|
st= ic->streams[pkt.stream_index];
|
||||||
|
ts_str(dts_buf, pkt.dts, st->time_base);
|
||||||
|
ts_str(ts_buf, pkt.pts, st->time_base);
|
||||||
|
printf("ret:%-10s st:%2d flags:%d dts:%s pts:%s pos:%7" PRId64 " size:%6d", ret_str(ret), pkt.stream_index, pkt.flags, dts_buf, ts_buf, pkt.pos, pkt.size);
|
||||||
|
av_free_packet(&pkt);
|
||||||
|
} else
|
||||||
|
printf("ret:%s", ret_str(ret)); // necessary to avoid trailing whitespace
|
||||||
|
printf("\n");
|
||||||
|
}
|
||||||
|
|
||||||
|
if(i>25) break;
|
||||||
|
|
||||||
|
stream_id= (i>>1)%(ic->nb_streams+1) - 1;
|
||||||
|
timestamp= (i*19362894167LL) % (4*AV_TIME_BASE) - AV_TIME_BASE;
|
||||||
|
if(stream_id>=0){
|
||||||
|
st= ic->streams[stream_id];
|
||||||
|
timestamp= av_rescale_q(timestamp, AV_TIME_BASE_Q, st->time_base);
|
||||||
|
}
|
||||||
|
//FIXME fully test the new seek API
|
||||||
|
if(i&1) ret = avformat_seek_file(ic, stream_id, INT64_MIN, timestamp, timestamp, 0);
|
||||||
|
else ret = avformat_seek_file(ic, stream_id, timestamp, timestamp, INT64_MAX, 0);
|
||||||
|
ts_str(ts_buf, timestamp, stream_id < 0 ? AV_TIME_BASE_Q : st->time_base);
|
||||||
|
printf("ret:%-10s st:%2d flags:%d ts:%s\n", ret_str(ret), stream_id, i&1, ts_buf);
|
||||||
|
}
|
||||||
|
|
||||||
|
av_close_input_file(ic);
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
Loading…
Reference in New Issue