160 lines
4.0 KiB
C
160 lines
4.0 KiB
C
/*
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* Asterisk -- An open source telephony toolkit.
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*
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* Copyright (C) 2005, 2006, Digium, Inc.
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*
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* redice li <redice_li@yahoo.com>
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* Russell Bryant <russell@digium.com>
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*
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* See http://www.asterisk.org for more information about
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* the Asterisk project. Please do not directly contact
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* any of the maintainers of this project for assistance;
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* the project provides a web site, mailing lists and IRC
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* channels for your use.
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License Version 2. See the LICENSE file
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* at the top of the source tree.
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*/
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/*! \file
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*
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* \brief file format conversion CLI command using Asterisk formats and translators
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*
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* \author redice li <redice_li@yahoo.com>
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* \author Russell Bryant <russell@digium.com>
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*
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*/
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/*** MODULEINFO
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<support_level>core</support_level>
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***/
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#include "asterisk.h"
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#include "asterisk/channel.h"
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#include "asterisk/module.h"
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#include "asterisk/cli.h"
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#include "asterisk/file.h"
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/*! \brief Split the filename to basename and extension */
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static int split_ext(char *filename, char **name, char **ext)
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{
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*name = *ext = filename;
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if ((*ext = strrchr(filename, '.'))) {
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**ext = '\0';
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(*ext)++;
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}
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if (ast_strlen_zero(*name) || ast_strlen_zero(*ext))
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return -1;
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return 0;
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}
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/*!
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* \brief Convert a file from one format to another
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* \param e CLI entry
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* \param cmd command number
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* \param a list of cli arguments
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* \retval CLI_SUCCESS on success.
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* \retval CLI_SHOWUSAGE or CLI_FAILURE on failure.
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*/
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static char *handle_cli_file_convert(struct ast_cli_entry *e, int cmd, struct ast_cli_args *a)
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{
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char *ret = CLI_FAILURE;
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struct ast_filestream *fs_in = NULL, *fs_out = NULL;
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struct ast_frame *f;
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struct timeval start;
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int cost;
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char *file_in = NULL, *file_out = NULL;
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char *name_in, *ext_in, *name_out, *ext_out;
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switch (cmd) {
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case CLI_INIT:
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e->command = "file convert";
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e->usage =
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"Usage: file convert <file_in> <file_out>\n"
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" Convert from file_in to file_out. If an absolute path\n"
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" is not given, the default Asterisk sounds directory\n"
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" will be used.\n\n"
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" Example:\n"
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" file convert tt-weasels.gsm tt-weasels.ulaw\n";
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return NULL;
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case CLI_GENERATE:
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return NULL;
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}
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if (a->argc != 4 || ast_strlen_zero(a->argv[2]) || ast_strlen_zero(a->argv[3])) {
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ret = CLI_SHOWUSAGE;
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goto fail_out;
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}
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file_in = ast_strdupa(a->argv[2]);
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file_out = ast_strdupa(a->argv[3]);
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if (split_ext(file_in, &name_in, &ext_in)) {
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ast_cli(a->fd, "'%s' is an invalid filename!\n", a->argv[2]);
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goto fail_out;
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}
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if (!(fs_in = ast_readfile(name_in, ext_in, NULL, O_RDONLY, 0, 0))) {
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ast_cli(a->fd, "Unable to open input file: %s\n", a->argv[2]);
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goto fail_out;
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}
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if (split_ext(file_out, &name_out, &ext_out)) {
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ast_cli(a->fd, "'%s' is an invalid filename!\n", a->argv[3]);
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goto fail_out;
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}
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if (!(fs_out = ast_writefile(name_out, ext_out, NULL, O_CREAT|O_TRUNC|O_WRONLY, 0, AST_FILE_MODE))) {
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ast_cli(a->fd, "Unable to open output file: %s\n", a->argv[3]);
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goto fail_out;
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}
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start = ast_tvnow();
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while ((f = ast_readframe(fs_in))) {
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if (ast_writestream(fs_out, f)) {
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ast_frfree(f);
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ast_cli(a->fd, "Failed to convert %s.%s to %s.%s!\n", name_in, ext_in, name_out, ext_out);
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goto fail_out;
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}
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ast_frfree(f);
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}
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cost = ast_tvdiff_ms(ast_tvnow(), start);
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ast_cli(a->fd, "Converted %s.%s to %s.%s in %dms\n", name_in, ext_in, name_out, ext_out, cost);
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ret = CLI_SUCCESS;
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fail_out:
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if (fs_out) {
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ast_closestream(fs_out);
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if (ret != CLI_SUCCESS)
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ast_filedelete(name_out, ext_out);
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}
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if (fs_in)
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ast_closestream(fs_in);
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return ret;
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}
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static struct ast_cli_entry cli_convert[] = {
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AST_CLI_DEFINE(handle_cli_file_convert, "Convert audio file")
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};
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static int unload_module(void)
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{
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ast_cli_unregister_multiple(cli_convert, ARRAY_LEN(cli_convert));
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return 0;
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}
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static int load_module(void)
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{
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ast_cli_register_multiple(cli_convert, ARRAY_LEN(cli_convert));
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return AST_MODULE_LOAD_SUCCESS;
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}
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AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "File format conversion CLI command");
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