diff options
| -rw-r--r-- | parecord/parecord.c | 117 |
1 files changed, 66 insertions, 51 deletions
diff --git a/parecord/parecord.c b/parecord/parecord.c index fff705d..5ce886d 100644 --- a/parecord/parecord.c +++ b/parecord/parecord.c @@ -1,6 +1,9 @@ #include <stdio.h> #include <unistd.h> +#include <stdlib.h> +#include <fcntl.h> #include <signal.h> +#include <errno.h> #include <pulse/simple.h> #define BUFSIZE 1024 @@ -14,67 +17,79 @@ void handler(int s) int loop_write(int fd, const void *data, size_t size) { - int ret = 0; + int ret = 0; - while(size > 0) { - int r; + while(size > 0) { + int r; - if((r = write(fd, data, size)) < 0) - return r; + if((r = write(fd, data, size)) < 0) + return r; - if(r == 0) - break; + if(r == 0) + break; - ret += r; - data = (const uint8_t *) data + r; - size -= (size_t) r; - } + ret += r; + data = (const uint8_t *) data + r; + size -= (size_t) r; + } - return ret; + return ret; } int main(int argc, char *argv[]) { signal(SIGINT, handler); - pa_sample_spec ss; - ss.format = PA_SAMPLE_S16LE; - ss.channels = 2; - ss.rate = 44100; - - pa_simple *s; - s = pa_simple_new(NULL, - argv[0], - PA_STREAM_RECORD, - NULL, - "record", - &ss, - NULL, - NULL, - NULL); - if(!s) { - fprintf(stderr, "[Error] pa_simple_new() failed\n"); - return 1; - } + + pa_simple *connection; + pa_sample_spec specification; + int fd_output = STDOUT_FILENO; + + if(argv[1] != NULL) { + mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; + fd_output = open(argv[1], O_WRONLY | O_CREAT| O_TRUNC, mode); + if(fd_output == -1) { + perror("[Error] open"); + exit(1); + } + } + + specification.format = PA_SAMPLE_S16LE; + specification.channels = 2; + specification.rate = 44100; + + connection = pa_simple_new(NULL, + argv[0], + PA_STREAM_RECORD, + NULL, + "record", + &specification, + NULL, + NULL, + NULL); + if(!connection) { + fprintf(stderr, "[Error] pa_simple_new() failed\n"); + return 1; + } fprintf(stderr, "[Message] Use \"Ctrl + C\" for exit\n"); - while(flag_do) { - uint8_t buf[BUFSIZE]; - - // Record some data - if(pa_simple_read(s, buf, sizeof(buf), NULL) < 0) { - fprintf(stderr, "[Error] pa_simple_read() failed\n"); - return 1; - } - - // And write it to STDOUT */ - if(loop_write(STDOUT_FILENO, buf, sizeof(buf)) != sizeof(buf)) { - fprintf(stderr, "[Error] write() failed\n"); - return 1; - } - } - - if(s) - pa_simple_free(s); - - return 0; + while(flag_do) { + uint8_t buf[BUFSIZE]; + + // Record some data + if(pa_simple_read(connection, buf, sizeof(buf), NULL) < 0) { + fprintf(stderr, "[Error] pa_simple_read() failed\n"); + return 1; + } + + // And write it to fd_output + if(loop_write(fd_output, buf, sizeof(buf)) != sizeof(buf)) { + fprintf(stderr, "[Error] write() failed\n"); + return 1; + } + } + + if(connection) + pa_simple_free(connection); + + return 0; }
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