diff options
Diffstat (limited to 'ffmpeg/libavformat/seek-test.c')
| -rw-r--r-- | ffmpeg/libavformat/seek-test.c | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/ffmpeg/libavformat/seek-test.c b/ffmpeg/libavformat/seek-test.c deleted file mode 100644 index 8b0611d..0000000 --- a/ffmpeg/libavformat/seek-test.c +++ /dev/null @@ -1,154 +0,0 @@ -/* - * 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" - -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) -{ - if (ts == AV_NOPTS_VALUE) { - strcpy(buffer, " NOPTS "); - return; - } - ts= av_rescale_q(ts, base, (AVRational){1, 1000000}); - snprintf(buffer, 60, "%c%"PRId64".%06"PRId64"", ts<0 ? '-' : ' ', FFABS(ts)/1000000, FFABS(ts)%1000000); -} - -int main(int argc, char **argv) -{ - const char *filename; - AVFormatContext *ic = NULL; - int i, ret, stream_id; - int j; - int64_t timestamp; - AVDictionary *format_opts = NULL; - int64_t seekfirst = AV_NOPTS_VALUE; - int firstback=0; - int frame_count = 1; - int duration = 4; - - for(i=2; i<argc; i+=2){ - if (!strcmp(argv[i], "-seekforw")){ - seekfirst = atoi(argv[i+1]); - } else if(!strcmp(argv[i], "-seekback")){ - seekfirst = atoi(argv[i+1]); - firstback = 1; - } else if(!strcmp(argv[i], "-frames")){ - frame_count = atoi(argv[i+1]); - } else if(!strcmp(argv[i], "-duration")){ - duration = atoi(argv[i+1]); - } else { - argc = 1; - } - } - - av_dict_set(&format_opts, "channels", "1", 0); - av_dict_set(&format_opts, "sample_rate", "22050", 0); - - /* initialize libavcodec, and register all codecs and formats */ - av_register_all(); - - if (argc < 2) { - printf("usage: %s input_file\n" - "\n", argv[0]); - return 1; - } - - filename = argv[1]; - - ret = avformat_open_input(&ic, filename, NULL, &format_opts); - av_dict_free(&format_opts); - if (ret < 0) { - fprintf(stderr, "cannot open %s\n", filename); - return 1; - } - - ret = avformat_find_stream_info(ic, NULL); - if (ret < 0) { - fprintf(stderr, "%s: could not find codec parameters\n", filename); - return 1; - } - - if(seekfirst != AV_NOPTS_VALUE){ - if(firstback) avformat_seek_file(ic, -1, INT64_MIN, seekfirst, seekfirst, 0); - else avformat_seek_file(ic, -1, seekfirst, seekfirst, INT64_MAX, 0); - } - for(i=0; ; i++){ - AVPacket pkt = { 0 }; - AVStream *av_uninit(st); - char ts_buf[60]; - - if(ret>=0){ - for(j=0; j<frame_count; j++) { - 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) % (duration*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); - } - - avformat_close_input(&ic); - - return 0; -} |