static int tee_write_header(AVFormatContext *avf)
{
TeeContext *tee = avf->priv_data;
unsigned nb_slaves = 0, i;
const char *filename = avf->filename;
char **slaves = NULL;
int ret;
while (*filename) {
char *slave = av_get_token(&filename, slave_delim);
if (!slave) {
ret = AVERROR(ENOMEM);
goto fail;
}
ret = av_dynarray_add_nofree(&slaves, &nb_slaves, slave);
if (ret < 0) {
av_free(slave);
goto fail;
}
if (strspn(filename, slave_delim))
filename++;
}
if (!(tee->slaves = av_mallocz_array(nb_slaves, sizeof(*tee->slaves)))) {
ret = AVERROR(ENOMEM);
goto fail;
}
tee->nb_slaves = tee->nb_alive = nb_slaves;
for (i = 0; i < nb_slaves; i++) {
if ((ret = open_slave(avf, slaves[i], &tee->slaves[i])) < 0) {
ret = tee_process_slave_failure(avf, i, ret);
if (ret < 0)
goto fail;
} else {
log_slave(&tee->slaves[i], avf, AV_LOG_VERBOSE);
}
av_freep(&slaves[i]);
}
for (i = 0; i < avf->nb_streams; i++) {
int j, mapped = 0;
for (j = 0; j < tee->nb_slaves; j++)
if (tee->slaves[j].avf)
mapped += tee->slaves[j].stream_map[i] >= 0;
if (!mapped)
av_log(avf, AV_LOG_WARNING, "Input stream #%d is not mapped "
"to any slave.\n", i);
}
av_free(slaves);
return 0;
fail:
for (i = 0; i < nb_slaves; i++)
av_freep(&slaves[i]);
close_slaves(avf);
av_free(slaves);
return ret;
}
static int tee_write_header(AVFormatContext *avf)
{
TeeContext *tee = avf->priv_data;
unsigned nb_slaves = 0, i;
const char *filename = avf->filename;
char *slaves[MAX_SLAVES];
int ret;
while (*filename) {
if (nb_slaves == MAX_SLAVES) {
av_log(avf, AV_LOG_ERROR, "Maximum %d slave muxers reached.\n",
MAX_SLAVES);
ret = AVERROR_PATCHWELCOME;
goto fail;
}
if (!(slaves[nb_slaves++] = av_get_token(&filename, slave_delim))) {
ret = AVERROR(ENOMEM);
goto fail;
}
if (strspn(filename, slave_delim))
filename++;
}
for (i = 0; i < nb_slaves; i++) {
if ((ret = open_slave(avf, slaves[i], &tee->slaves[i])) < 0)
goto fail;
log_slave(&tee->slaves[i], avf, AV_LOG_VERBOSE);
av_freep(&slaves[i]);
}
tee->nb_slaves = nb_slaves;
for (i = 0; i < avf->nb_streams; i++) {
int j, mapped = 0;
for (j = 0; j < tee->nb_slaves; j++)
mapped += tee->slaves[j].stream_map[i] >= 0;
if (!mapped)
av_log(avf, AV_LOG_WARNING, "Input stream #%d is not mapped "
"to any slave.\n", i);
}
return 0;
fail:
for (i = 0; i < nb_slaves; i++)
av_freep(&slaves[i]);
close_slaves(avf);
return ret;
}
