On Mon, 2 Jun 2003, Johannes Stezenbach wrote:
> [EMAIL PROTECTED] wrote:
> ...
> > if (type == DMX_PES_AUDIO) flags |= O_NONBLOCK;
> ...
> > while (1) {
> > int bytes;
> >
> > /* Video. */
> > bytes = read(video_fd, buf, sizeof(buf));
> > if (bytes < 0) {
> > fprintf(stderr, "Errno %d: ", errno);
> > perror("video_fd read");
> > } else {
> > fprintf(stderr, "Read %d bytes from video_fd.\n", bytes);
> > }
> >
> > /* Audio. */
> > bytes = read(audio_fd, buf, sizeof(buf));
> > if (bytes < 0) {
> > if (errno != EAGAIN) {
> > fprintf(stderr, "Errno %d: ", errno);
> > perror("audio_fd read");
> > }
> > } else {
> > fprintf(stderr, "Read %d bytes from audio_fd.\n", bytes);
> > }
> > }
>
> This can't work. You must use select() or poll() to wait for
> data to arrive, then read() from the file descriptor which is ready.
Thanks for the advice. I'll give this a try, but I'm not sure if it'll
make any difference. I made the audio stream non-blocking, and since it is
a much lower data rate than the video stream, I think it should work. But
I agree select() it a neater way of doing it.
I'll let you know,
James.
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