int height;
int ret;
+ if (!strcmp(s->filename, "list")) {
+ for (devnum = 0; devnum <= 9; devnum++) {
+ char driver_name[256];
+ char driver_ver[256];
+ ret = capGetDriverDescription(devnum,
+ driver_name, sizeof(driver_name),
+ driver_ver, sizeof(driver_ver));
+ if (ret) {
+ av_log(s, AV_LOG_INFO, "Driver %d\n", devnum);
+ av_log(s, AV_LOG_INFO, " %s\n", driver_name);
+ av_log(s, AV_LOG_INFO, " %s\n", driver_ver);
+ }
+ }
+ return AVERROR(EIO);
+ }
+
if(!ap->time_base.den) {
av_log(s, AV_LOG_ERROR, "A time base must be specified.\n");
return AVERROR(EIO);