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h264parse: avoid stale parsing state

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This commit is contained in:
Mark Nauwelaerts 2011-05-18 09:47:43 +02:00
parent 930ee466f5
commit f92f5b70fb
1 changed files with 13 additions and 0 deletions
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13
gst/videoparsers/gsth264parse.c
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@ -454,6 +454,10 @@ gst_h264_parse_find_sc (GstBuffer * buffer, guint skip)
return sc_pos;
}
/* FIXME move into baseparse, or anything equivalent;
* see https://bugzilla.gnome.org/show_bug.cgi?id=650093 */
#define GST_BASE_PARSE_FRAME_FLAG_PARSING 0x10000
static gboolean
gst_h264_parse_check_valid_frame (GstBaseParse * parse,
GstBaseParseFrame * frame, guint * framesize, gint * skipsize)
@ -473,6 +477,15 @@ gst_h264_parse_check_valid_frame (GstBaseParse * parse,
if (G_UNLIKELY (h264parse->format == GST_H264_PARSE_FORMAT_NONE))
gst_h264_parse_negotiate (h264parse);
/* avoid stale cached parsing state */
if (!(frame->flags & GST_BASE_PARSE_FRAME_FLAG_PARSING)) {
GST_LOG_OBJECT (h264parse, "parsing new frame");
gst_h264_parse_reset_frame (h264parse);
frame->flags |= GST_BASE_PARSE_FRAME_FLAG_PARSING;
} else {
GST_LOG_OBJECT (h264parse, "resuming frame parsing");
}
data = GST_BUFFER_DATA (buffer);
size = GST_BUFFER_SIZE (buffer);