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h264parser: Return BROKEN_LINK for missing SPS

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When parsing SEI that require an SPS, return
GST_H264_PARSER_BROKEN_LINK instead of a generic
parsing error to let callers distinguish
bitstream errors from (expected) missing packets
when resuming decode.
This commit is contained in:
Jan Schmidt 2019-06-28 02:42:00 +10:00
parent 34b0eb4953
commit a978bd2cab
1 changed files with 5 additions and 2 deletions
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7
gst-libs/gst/codecparsers/gsth264parser.c
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@ -964,10 +964,13 @@ static GstH264ParserResult
gst_h264_parser_parse_pic_timing (GstH264NalParser * nalparser, gst_h264_parser_parse_pic_timing (GstH264NalParser * nalparser,
GstH264PicTiming * tim, NalReader * nr) GstH264PicTiming * tim, NalReader * nr)
{ {
GstH264ParserResult error = GST_H264_PARSER_ERROR;
GST_DEBUG ("parsing \"Picture timing\""); GST_DEBUG ("parsing \"Picture timing\"");
if (!nalparser->last_sps || !nalparser->last_sps->valid) { if (!nalparser->last_sps || !nalparser->last_sps->valid) {
GST_WARNING ("didn't get the associated sequence paramater set for the " GST_WARNING ("didn't get the associated sequence parameter set for the "
"current access unit"); "current access unit");
error = GST_H264_PARSER_BROKEN_LINK;
goto error; goto error;
} }
@ -1013,7 +1016,7 @@ gst_h264_parser_parse_pic_timing (GstH264NalParser * nalparser,
error: error:
GST_WARNING ("error parsing \"Picture timing\""); GST_WARNING ("error parsing \"Picture timing\"");
return GST_H264_PARSER_ERROR; return error;
} }
static GstH264ParserResult static GstH264ParserResult