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rtph264depay: profile-level-id is an optional parameter

Browse source 
So, if needed, extract the corresponding info from
sprop-parameter-sets.

Based on patch provided by <dxssx at gmail.com>

Fixes #612657.
This commit is contained in:
Mark Nauwelaerts 2010-04-16 12:14:26 +02:00
parent a5f21714e6
commit e053a89c21
1 changed files with 21 additions and 7 deletions
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18
gst/rtp/gstrtph264depay.c
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@ -288,9 +288,8 @@ gst_rtp_h264_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
guint len, num_sps, num_pps;
gint i;
guint8 *data;
guint32 profile_id;
if (ps == NULL || profile == NULL)
if (ps == NULL)
goto incomplete_caps;
params = g_strsplit (ps, ",", 0);
@ -330,16 +329,31 @@ gst_rtp_h264_depay_setcaps (GstBaseRTPDepayload * depayload, GstCaps * caps)
}
g_strfreev (params);
if (num_sps == 0 || (GST_READ_UINT16_BE (sps[0]) < 3) || num_pps == 0) {
g_strfreev ((gchar **) pps);
g_strfreev ((gchar **) sps);
goto incomplete_caps;
}
codec_data = gst_buffer_new_and_alloc (len);
data = GST_BUFFER_DATA (codec_data);
/* 8 bits version == 1 */
*data++ = 1;
if (profile) {
guint32 profile_id;
/* hex: AVCProfileIndication:8 | profile_compat:8 | AVCLevelIndication:8 */
sscanf (profile, "%6x", &profile_id);
*data++ = (profile_id >> 16) & 0xff;
*data++ = (profile_id >> 8) & 0xff;
*data++ = profile_id & 0xff;
} else {
/* extract from SPS */
*data++ = sps[0][3];
*data++ = sps[0][4];
*data++ = sps[0][5];
}
/* 6 bits reserved | 2 bits lengthSizeMinusOn */
*data++ = 0xff;
/* 3 bits reserved | 5 bits numOfSequenceParameterSets */