qiaohaijiao commented on code in PR #1523:
URL: https://github.com/apache/nuttx-apps/pull/1523#discussion_r1093972616
##########
system/nxrecorder/nxrecorder.c:
##########
@@ -101,7 +162,79 @@ static int nxrecorder_opendevice(FAR struct nxrecorder_s
*precorder)
return -ENOENT;
}
- return OK;
+ cap.ac_len = sizeof(cap);
+ cap.ac_type = AUDIO_TYPE_QUERY;
+ cap.ac_subtype = AUDIO_TYPE_QUERY;
+
+ if (ioctl(precorder->dev_fd, AUDIOIOC_GETCAPS,
+ (unsigned long)&cap) == cap.ac_len)
+ {
+ if (((cap.ac_format.hw & (1 << (format - 1))) != 0) &&
+ (cap.ac_controls.b[0] & AUDIO_TYPE_INPUT))
+ {
+ /* Test if subformat needed and detected */
+
+ if (subfmt != AUDIO_FMT_UNDEF)
+ {
+ /* Prepare to get sub-formats for
+ * this main format
+ */
+
+ cap.ac_subtype = format;
+ cap.ac_format.b[0] = 0;
+
+ while (ioctl(precorder->dev_fd, AUDIOIOC_GETCAPS,
+ (unsigned long)&cap) == cap.ac_len)
Review Comment:
resolved
##########
system/nxrecorder/nxrecorder_main.c:
##########
@@ -68,6 +68,8 @@ static int nxrecorder_cmd_quit(FAR struct nxrecorder_s
*precorder,
FAR char *parg);
static int nxrecorder_cmd_recordraw(FAR struct nxrecorder_s *precorder,
FAR char *parg);
+static int nxrecorder_cmd_record(FAR struct nxrecorder_s *precorder,
+ FAR char *parg);
Review Comment:
resolved
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