15546f772c
They use non-public functions, which is unacceptable for a public API example. Rename the example back to avio_list_dir. This effectively reverts c84d208c275d6a43b3c3421d38772179abf8acee and 767d780ec001167b2fd8f6cfe4ef78a3a8b1e34c.
131 lines
3.9 KiB
C
131 lines
3.9 KiB
C
/*
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* Copyright (c) 2014 Lukasz Marek
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <libavcodec/avcodec.h>
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#include <libavformat/avformat.h>
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#include <libavformat/avio.h>
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static const char *type_string(int type)
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{
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switch (type) {
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case AVIO_ENTRY_DIRECTORY:
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return "<DIR>";
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case AVIO_ENTRY_FILE:
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return "<FILE>";
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case AVIO_ENTRY_BLOCK_DEVICE:
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return "<BLOCK DEVICE>";
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case AVIO_ENTRY_CHARACTER_DEVICE:
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return "<CHARACTER DEVICE>";
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case AVIO_ENTRY_NAMED_PIPE:
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return "<PIPE>";
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case AVIO_ENTRY_SYMBOLIC_LINK:
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return "<LINK>";
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case AVIO_ENTRY_SOCKET:
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return "<SOCKET>";
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case AVIO_ENTRY_SERVER:
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return "<SERVER>";
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case AVIO_ENTRY_SHARE:
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return "<SHARE>";
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case AVIO_ENTRY_WORKGROUP:
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return "<WORKGROUP>";
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case AVIO_ENTRY_UNKNOWN:
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default:
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break;
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}
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return "<UNKNOWN>";
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}
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static int list_op(const char *input_dir)
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{
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AVIODirEntry *entry = NULL;
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AVIODirContext *ctx = NULL;
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int cnt, ret;
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char filemode[4], uid_and_gid[20];
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if ((ret = avio_open_dir(&ctx, input_dir, NULL)) < 0) {
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av_log(NULL, AV_LOG_ERROR, "Cannot open directory: %s.\n", av_err2str(ret));
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goto fail;
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}
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cnt = 0;
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for (;;) {
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if ((ret = avio_read_dir(ctx, &entry)) < 0) {
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av_log(NULL, AV_LOG_ERROR, "Cannot list directory: %s.\n", av_err2str(ret));
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goto fail;
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}
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if (!entry)
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break;
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if (entry->filemode == -1) {
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snprintf(filemode, 4, "???");
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} else {
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snprintf(filemode, 4, "%3"PRIo64, entry->filemode);
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}
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snprintf(uid_and_gid, 20, "%"PRId64"(%"PRId64")", entry->user_id, entry->group_id);
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if (cnt == 0)
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av_log(NULL, AV_LOG_INFO, "%-9s %12s %30s %10s %s %16s %16s %16s\n",
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"TYPE", "SIZE", "NAME", "UID(GID)", "UGO", "MODIFIED",
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"ACCESSED", "STATUS_CHANGED");
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av_log(NULL, AV_LOG_INFO, "%-9s %12"PRId64" %30s %10s %s %16"PRId64" %16"PRId64" %16"PRId64"\n",
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type_string(entry->type),
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entry->size,
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entry->name,
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uid_and_gid,
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filemode,
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entry->modification_timestamp,
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entry->access_timestamp,
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entry->status_change_timestamp);
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avio_free_directory_entry(&entry);
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cnt++;
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};
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fail:
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avio_close_dir(&ctx);
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return ret;
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}
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static void usage(const char *program_name)
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{
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fprintf(stderr, "usage: %s input_dir\n"
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"API example program to show how to list files in directory "
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"accessed through AVIOContext.\n", program_name);
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}
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int main(int argc, char *argv[])
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{
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int ret;
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av_log_set_level(AV_LOG_DEBUG);
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if (argc < 2) {
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usage(argv[0]);
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return 1;
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}
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avformat_network_init();
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ret = list_op(argv[1]);
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avformat_network_deinit();
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return ret < 0 ? 1 : 0;
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}
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