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mxfdemux: Fix various logic errors in error handling of footer partition parsing

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This commit is contained in:
Sebastian Dröge 2016-11-25 15:53:50 +02:00
parent 9ff1ac59f3
commit 73e02f4553
1 changed files with 20 additions and 21 deletions
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41
gst/mxf/mxfdemux.c
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@ -2333,13 +2333,11 @@ next_try:
buffer = NULL;
if (demux->current_partition->partition.header_byte_count == 0) {
if (demux->current_partition->partition.prev_partition == 0
|| demux->current_partition->partition.this_partition == 0)
if (demux->current_partition->partition.this_partition == 0)
goto out;
demux->offset =
demux->run_in + demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}
@ -2348,10 +2346,10 @@ next_try:
gst_mxf_demux_pull_klv_packet (demux, demux->offset, &key, &buffer,
&read);
if (G_UNLIKELY (flow != GST_FLOW_OK)) {
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in +
demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}
@ -2366,9 +2364,10 @@ next_try:
demux->offset += read;
gst_buffer_unref (buffer);
buffer = NULL;
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in +
demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
goto next_try;
}
@ -2380,10 +2379,10 @@ next_try:
} else {
gst_buffer_unref (buffer);
buffer = NULL;
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in +
demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}
}
@ -2396,10 +2395,10 @@ next_try:
gst_mxf_demux_pull_klv_packet (demux, demux->offset, &key, &buffer,
&read);
if (G_UNLIKELY (flow != GST_FLOW_OK)) {
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in +
demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}
@ -2411,10 +2410,10 @@ next_try:
if (G_UNLIKELY (flow != GST_FLOW_OK)) {
gst_mxf_demux_reset_metadata (demux);
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in +
demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}
} else if (mxf_is_descriptive_metadata (&key)) {
@ -2441,13 +2440,13 @@ next_try:
}
/* resolve references etc */
if (gst_mxf_demux_resolve_references (demux) !=
if (!demux->preface || gst_mxf_demux_resolve_references (demux) !=
GST_FLOW_OK || gst_mxf_demux_update_tracks (demux) != GST_FLOW_OK) {
demux->current_partition->parsed_metadata = TRUE;
if (!demux->current_partition->partition.prev_partition)
goto out;
demux->offset =
demux->run_in + demux->current_partition->partition.this_partition -
demux->current_partition->partition.prev_partition;
demux->run_in + demux->current_partition->partition.prev_partition;
goto next_try;
}