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faad: do not attempt to sync indefinitely

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This commit is contained in:
Mark Nauwelaerts 2010-02-10 21:37:12 +01:00
parent 159fe8a1a0
commit b4739124dc
2 changed files with 17 additions and 1 deletions
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17
ext/faad/gstfaad.c
View file

@ -246,6 +246,7 @@ gst_faad_reset (GstFaad * faad)
faad->bytes_in = 0;
faad->sum_dur_out = 0;
faad->error_count = 0;
faad->sync_flush = 0;
gst_adapter_clear (faad->adapter);
clear_queued (faad);
}
@ -971,6 +972,8 @@ looks_like_valid_header (guint8 * input_data, guint input_size)
return FALSE;
}
#define FAAD_MAX_SYNC 10 * 8 * 1024
static GstFlowReturn
gst_faad_chain (GstPad * pad, GstBuffer * buffer)
{
@ -1021,9 +1024,14 @@ gst_faad_chain (GstPad * pad, GstBuffer * buffer)
if (!faad->packetised) {
if (!gst_faad_sync (faad, input_data, input_size, &sync_off)) {
faad->sync_flush += sync_off;
input_size -= sync_off;
goto out;
if (faad->sync_flush > FAAD_MAX_SYNC)
goto parse_failed;
else
goto out;
} else {
faad->sync_flush = 0;
input_data += sync_off;
input_size -= sync_off;
}
@ -1203,6 +1211,13 @@ sample_overflow:
ret = GST_FLOW_ERROR;
goto out;
}
parse_failed:
{
GST_ELEMENT_ERROR (faad, STREAM, DECODE, (NULL),
("failed to parse non-packetized stream"));
ret = GST_FLOW_ERROR;
goto out;
}
}
static gboolean

1
ext/faad/gstfaad.h
View file

@ -68,6 +68,7 @@ typedef struct _GstFaad {
guint64 sum_dur_out; /* sum of durations of decoded buffers we sent out */
gint error_count;
gboolean discont;
gint sync_flush;
/* segment handling */
GstSegment segment;