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rtp: fix rtphdrextrfc6464 to support big endian.

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/942>
This commit is contained in:
Doug Nazar 2021-04-12 21:59:45 -04:00 committed by GStreamer Marge Bot
parent f5f94695f2
commit 7918f80a43
1 changed files with 7 additions and 16 deletions
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23
gst/rtpmanager/gstrtphdrext-rfc6464.c
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@ -233,16 +233,13 @@ gst_rtp_header_extension_rfc6464_write (GstRTPHeaderExtension * ext,
GST_LOG_OBJECT (ext, "writing ext (level: %d voice: %d)", meta->level,
meta->voice_activity);
/* Both one & two byte use the same format, the second byte being padding */
data[0] = (meta->level & 0x7F) | (meta->voice_activity << 7);
if (write_flags & GST_RTP_HEADER_EXTENSION_ONE_BYTE) {
*data = (meta->level & 0x7F) | (meta->voice_activity << 7);
return 1;
} else {
guint16 payload;
payload = ((meta->level & 0x7F) | (meta->voice_activity << 7)) << 8;
GST_WRITE_UINT16_LE (data, payload);
return 2;
}
data[1] = 0;
return 2;
}
static gboolean
@ -250,21 +247,15 @@ gst_rtp_header_extension_rfc6464_read (GstRTPHeaderExtension * ext,
GstRTPHeaderExtensionFlags read_flags, const guint8 * data, gsize size,
GstBuffer * buffer)
{
guint8 val;
guint8 level;
gboolean voice_activity;
g_return_val_if_fail (read_flags &
gst_rtp_header_extension_rfc6464_get_supported_flags (ext), -1);
if (read_flags & GST_RTP_HEADER_EXTENSION_ONE_BYTE) {
val = data[0];
} else {
val = *((guint16 *) data) >> 8;
}
level = val & 0x7F;
voice_activity = (val & 0x80) >> 7;
/* Both one & two byte use the same format, the second byte being padding */
level = data[0] & 0x7F;
voice_activity = (data[0] & 0x80) >> 7;
GST_LOG_OBJECT (ext, "reading ext (level: %d voice: %d)", level,
voice_activity);