/* * Copyright (c) 2014 Lukasz Marek * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #include <libavcodec/avcodec.h> #include <libavformat/avformat.h> #include <libavformat/avio.h> static const char *type_string(int type) { switch (type) { case AVIO_ENTRY_DIRECTORY: return "<DIR>"; case AVIO_ENTRY_FILE: return "<FILE>"; case AVIO_ENTRY_BLOCK_DEVICE: return "<BLOCK DEVICE>"; case AVIO_ENTRY_CHARACTER_DEVICE: return "<CHARACTER DEVICE>"; case AVIO_ENTRY_NAMED_PIPE: return "<PIPE>"; case AVIO_ENTRY_SYMBOLIC_LINK: return "<LINK>"; case AVIO_ENTRY_SOCKET: return "<SOCKET>"; case AVIO_ENTRY_SERVER: return "<SERVER>"; case AVIO_ENTRY_SHARE: return "<SHARE>"; case AVIO_ENTRY_WORKGROUP: return "<WORKGROUP>"; case AVIO_ENTRY_UNKNOWN: default: break; } return "<UNKNOWN>"; } static int list_op(const char *input_dir) { AVIODirEntry *entry = NULL; AVIODirContext *ctx = NULL; int cnt, ret; char filemode[4], uid_and_gid[20]; if ((ret = avio_open_dir(&ctx, input_dir, NULL)) < 0) { av_log(NULL, AV_LOG_ERROR, "Cannot open directory: %s.\n", av_err2str(ret)); goto fail; } cnt = 0; for (;;) { if ((ret = avio_read_dir(ctx, &entry)) < 0) { av_log(NULL, AV_LOG_ERROR, "Cannot list directory: %s.\n", av_err2str(ret)); goto fail; } if (!entry) break; if (entry->filemode == -1) { snprintf(filemode, 4, "???"); } else { snprintf(filemode, 4, "%3"PRIo64, entry->filemode); } snprintf(uid_and_gid, 20, "%"PRId64"(%"PRId64")", entry->user_id, entry->group_id); if (cnt == 0) av_log(NULL, AV_LOG_INFO, "%-9s %12s %30s %10s %s %16s %16s %16s\n", "TYPE", "SIZE", "NAME", "UID(GID)", "UGO", "MODIFIED", "ACCESSED", "STATUS_CHANGED"); av_log(NULL, AV_LOG_INFO, "%-9s %12"PRId64" %30s %10s %s %16"PRId64" %16"PRId64" %16"PRId64"\n", type_string(entry->type), entry->size, entry->name, uid_and_gid, filemode, entry->modification_timestamp, entry->access_timestamp, entry->status_change_timestamp); avio_free_directory_entry(&entry); cnt++; }; fail: avio_close_dir(&ctx); return ret; } static void usage(const char *program_name) { fprintf(stderr, "usage: %s input_dir\n" "API example program to show how to list files in directory " "accessed through AVIOContext.\n", program_name); } int main(int argc, char *argv[]) { int ret; av_log_set_level(AV_LOG_DEBUG); if (argc < 2) { usage(argv[0]); return 1; } avformat_network_init(); ret = list_op(argv[1]); avformat_network_deinit(); return ret < 0 ? 1 : 0; }