1999-03-27 21:16:23 +03:00
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/* $NetBSD: play.c,v 1.5 1999/03/27 18:16:23 mrg Exp $ */
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1999-03-26 18:46:22 +03:00
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/*
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* Copyright (c) 1999 Matthew R. Green
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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1999-03-26 17:02:39 +03:00
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#include <sys/param.h>
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#include <sys/audioio.h>
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#include <sys/ioctl.h>
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#include <sys/mman.h>
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#include <sys/stat.h>
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#include <err.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <paths.h>
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#include "libaudio.h"
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int main __P((int, char *[]));
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void usage __P((void));
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ssize_t audioctl_write_fromhdr __P((void *, size_t, int, int));
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audio_info_t info;
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int volume = 0;
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int balance = 0;
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int port = 0;
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char const *play_errstring = NULL;
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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size_t len, bufsize;
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ssize_t hdrlen;
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off_t filesize;
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int ch, audiofd, ctlfd;
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int iflag = 0;
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int qflag = 0;
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int verbose = 0;
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char *device = 0;
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char *ctldev = 0;
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while ((ch = getopt(argc, argv, "b:C:d:hiqp:Vv:")) != -1) {
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switch (ch) {
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case 'b':
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decode_int(optarg, &balance);
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if (balance < 0 || balance > 64)
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errx(1, "balance must be between 0 and 64\n");
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break;
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case 'C':
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ctldev = optarg;
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break;
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case 'd':
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device = optarg;
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break;
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case 'i':
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iflag++;
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break;
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case 'q':
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qflag++;
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break;
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case 'p':
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len = strlen(optarg);
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if (strncmp(optarg, "speaker", len) == 0)
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port |= AUDIO_SPEAKER;
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else if (strncmp(optarg, "headphone", len) == 0)
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port |= AUDIO_HEADPHONE;
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else if (strncmp(optarg, "line", len) == 0)
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port |= AUDIO_LINE_OUT;
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else
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errx(1,
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"port must be `speaker', `headphone', or `line'");
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break;
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case 'V':
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verbose++;
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break;
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case 'v':
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volume = atoi(optarg);
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if (volume < 0 || volume > 255)
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errx(1, "volume must be between 0 and 255\n");
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break;
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/* case 'h': */
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default:
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usage();
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/* NOTREACHED */
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}
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}
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argc -= optind;
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argv += optind;
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if (device == NULL)
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device = _PATH_AUDIO;
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if (ctldev == NULL)
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ctldev = _PATH_AUDIOCTL;
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audiofd = open(device, O_WRONLY);
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#ifdef _PATH_OAUDIO
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/* Allow the non-unit device to be used. */
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if (audiofd < 0 && device == _PATH_AUDIO) {
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device = _PATH_OAUDIO;
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ctldev = _PATH_OAUDIOCTL;
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audiofd = open(device, O_WRONLY);
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}
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#endif
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if (audiofd < 0)
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err(1, "failed to open %s", device);
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ctlfd = open(ctldev, O_RDWR);
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if (ctlfd < 0)
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err(1, "failed to open %s", ctldev);
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if (ioctl(ctlfd, AUDIO_GETINFO, &info) < 0)
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err(1, "failed to get audio info");
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bufsize = info.play.buffer_size;
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if (bufsize < 32 * 1024)
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bufsize = 32 * 1024;
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if (*argv) {
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int fd;
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struct stat sb;
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void *addr, *oaddr;
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do {
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fd = open(*argv, O_RDONLY);
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if (fd < 0)
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err(1, "could not open %s", *argv);
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if (fstat(fd, &sb) < 0)
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err(1, "could not fstat %s", *argv);
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filesize = sb.st_size;
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oaddr = addr = mmap(0, (size_t)filesize, PROT_READ,
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MAP_SHARED, fd, 0);
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if (addr == (void *)-1)
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err(1, "could not mmap %s", *argv);
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if ((hdrlen = audioctl_write_fromhdr(addr,
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(size_t)filesize, ctlfd, 1)) < 0) {
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1999-03-27 08:14:37 +03:00
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play_error:
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1999-03-26 17:02:39 +03:00
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if (play_errstring)
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errx(1, "%s: %s", play_errstring, *argv);
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else
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errx(1, "unknown audio file: %s", *argv);
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}
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filesize -= hdrlen;
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(char *)addr += hdrlen;
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while (filesize > bufsize) {
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if (write(audiofd, addr, bufsize) != bufsize)
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err(1, "write failed");
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(char *)addr += bufsize;
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filesize -= bufsize;
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}
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if (write(audiofd, addr, (size_t)filesize) != (ssize_t)filesize)
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err(1, "final write failed");
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if (munmap(oaddr, (size_t)filesize) < 0)
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err(1, "munmap failed");
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close(fd);
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} while (*++argv);
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} else {
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1999-03-27 08:14:37 +03:00
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char *buffer = malloc(bufsize);
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int n, m;
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if (buffer == NULL)
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err(1, "malloc of read buffer failed");
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n = read(STDIN_FILENO, buffer, bufsize);
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if (n < 0)
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err(1, "read of standard input failed");
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if (n == 0)
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errx(1, "EOF on standard input");
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hdrlen = audioctl_write_fromhdr(buffer, n, ctlfd, 1);
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if (hdrlen < 0)
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goto play_error;
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/* advance the buffer if we have to */
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if (hdrlen > 0) {
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/* shouldn't happen */
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if (hdrlen > n)
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err(1, "bogus hdrlen %d > length %d?", (int)hdrlen, n);
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memmove(buffer, buffer + hdrlen, n - hdrlen);
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m = read(STDIN_FILENO, buffer + n, hdrlen);
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n += m;
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}
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/* read until EOF or error */
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do {
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if (n == -1)
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err(1, "read of standard input failed");
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if (write(audiofd, buffer, n) != n)
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err(1, "write failed");
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} while ((n = read(STDIN_FILENO, buffer, bufsize)));
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1999-03-26 17:02:39 +03:00
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}
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exit(0);
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}
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/*
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* only support sun and wav audio files so far ...
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*
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* XXX this should probably be mostly part of libaudio, but it
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* uses the local "info" variable. blah... fix me!
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*/
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ssize_t
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audioctl_write_fromhdr(hdr, fsz, fd, unknown_ok)
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void *hdr;
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size_t fsz;
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int fd;
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int unknown_ok;
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{
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sun_audioheader *sunhdr;
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ssize_t hdr_len;
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AUDIO_INITINFO(&info);
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sunhdr = hdr;
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if (ntohl(sunhdr->magic) == AUDIO_FILE_MAGIC) {
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if (audio_get_sun_encoding(ntohl(sunhdr->encoding),
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&info.play.encoding, &info.play.precision)) {
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warnx("unknown supported Sun audio encoding format %d",
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sunhdr->encoding);
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return (-1);
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}
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info.play.sample_rate = ntohl(sunhdr->sample_rate);
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info.play.channels = ntohl(sunhdr->channels);
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if (port)
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info.play.port = port;
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if (volume)
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info.play.gain = volume;
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if (balance)
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info.play.balance = balance;
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info.mode = AUMODE_PLAY_ALL;
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if (ioctl(fd, AUDIO_SETINFO, &info) < 0)
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err(1, "failed to set audio info");
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return (ntohl(sunhdr->hdr_size));
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}
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hdr_len = audio_parse_wav_hdr(hdr, fsz, &info.play.encoding,
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&info.play.precision, &info.play.sample_rate, &info.play.channels);
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switch (hdr_len) {
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case AUDIO_ESHORTHDR:
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case AUDIO_EWAVUNSUPP:
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case AUDIO_EWAVBADPCM:
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case AUDIO_EWAVNODATA:
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if (unknown_ok == 0)
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play_errstring = audio_errstring(hdr_len);
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/* FALL THROUGH */
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case AUDIO_ENOENT:
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break;
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default:
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if (hdr_len < 1)
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break;
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if (port)
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info.play.port = port;
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if (volume)
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info.play.gain = volume;
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if (balance)
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info.play.balance = balance;
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info.mode = AUMODE_PLAY_ALL;
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if (ioctl(fd, AUDIO_SETINFO, &info) < 0)
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err(1, "failed to set audio info");
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return (hdr_len);
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}
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return (unknown_ok ? 0 : -1);
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}
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void
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usage()
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{
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extern char *__progname;
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1999-03-27 21:16:23 +03:00
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fprintf(stderr, "Usage: %s [-hiqV] [options] files\n", __progname);
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fprintf(stderr, "Options:\n\t"
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"-C audio control device\n\t"
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"-b balance (0-63)\n\t"
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"-d audio device\n\t"
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"-i header information\n\t"
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"-m monitor volume\n\t"
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"-p output port\n\t"
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"-v volume\n");
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1999-03-26 17:02:39 +03:00
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exit(0);
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}
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