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jpegparse: fix skipping extra 0xff markers

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In particular, this makes the jpegparse unit test pass again.
Also add a debug statement.

Fixes #622690.
This commit is contained in:
Mark Nauwelaerts 2010-07-05 11:48:08 +02:00
parent 3e4eacce3c
commit 3a1d0b7a0f
1 changed files with 3 additions and 1 deletions
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4
gst/jpegformat/gstjpegparse.c
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@ -329,7 +329,7 @@ gst_jpeg_parse_get_image_length (GstJpegParse * parse)
/* may have marker, but could have been resyncng */ /* may have marker, but could have been resyncng */
resync = resync || parse->priv->last_resync; resync = resync || parse->priv->last_resync;
/* Skip over extra 0xff */ /* Skip over extra 0xff */
while ((noffset > 0) && ((value & 0xff) == 0xff)) { while ((noffset >= 0) && ((value & 0xff) == 0xff)) {
noffset++; noffset++;
noffset = noffset =
gst_adapter_masked_scan_uint32_peek (adapter, 0x0000ff00, 0x0000ff00, gst_adapter_masked_scan_uint32_peek (adapter, 0x0000ff00, 0x0000ff00,
@ -833,6 +833,8 @@ gst_jpeg_parse_chain (GstPad * pad, GstBuffer * buf)
if (len == 0) if (len == 0)
return GST_FLOW_OK; return GST_FLOW_OK;
GST_LOG_OBJECT (parse, "parsed image of size %d", len);
/* now we have enough in the adapter to process a full jpeg image */ /* now we have enough in the adapter to process a full jpeg image */
ret = gst_jpeg_parse_push_buffer (parse, len); ret = gst_jpeg_parse_push_buffer (parse, len);
} }