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-rw-r--r--ext/jpeg/gstjpegdec.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/ext/jpeg/gstjpegdec.c b/ext/jpeg/gstjpegdec.c
index a7312bae..e040342f 100644
--- a/ext/jpeg/gstjpegdec.c
+++ b/ext/jpeg/gstjpegdec.c
@@ -872,6 +872,18 @@ gst_jpeg_dec_chain (GstPad * pad, GstBuffer * buf)
}
buf = NULL;
+ /* If we are non-packetized and know the total incoming size in bytes,
+ * just wait until we have enough before doing any processing. */
+
+ if (!dec->packetized && (dec->segment.format == GST_FORMAT_BYTES) &&
+ (dec->segment.stop != -1) &&
+ (GST_BUFFER_SIZE (dec->tempbuf) < dec->segment.stop)) {
+ /* We assume that non-packetized input in bytes is *one* single jpeg image */
+ GST_DEBUG ("Non-packetized mode. Got %d bytes, need %d",
+ GST_BUFFER_SIZE (dec->tempbuf), dec->segment.stop);
+ goto need_more_data;
+ }
+
if (!gst_jpeg_dec_ensure_header (dec))
goto need_more_data;