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Revert "pngparse: improve parsing of the image"

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This reverts commit 59e7f0597d.

This patch should not have been pushed, see
https://bugzilla.gnome.org/show_bug.cgi?id=740058#c3
This commit is contained in:
Tim-Philipp Müller 2015-01-07 16:40:25 +00:00
parent 1e287b6fd7
commit 854630fb92
2 changed files with 1 additions and 9 deletions
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9
gst/videoparsers/gstpngparse.c
View file

@ -130,7 +130,7 @@ gst_png_parse_handle_frame (GstBaseParse * parse,
GstByteReader reader;
GstFlowReturn ret = GST_FLOW_OK;
guint64 signature;
static guint width = 0, height = 0;
guint width = 0, height = 0;
gst_buffer_map (frame->buffer, &map, GST_MAP_READ);
gst_byte_reader_init (&reader, map.data, map.size);
@ -165,8 +165,6 @@ gst_png_parse_handle_frame (GstBaseParse * parse,
}
gst_byte_reader_skip (&reader, 8);
/* Skipping the data read in previous iterations */
gst_byte_reader_skip (&reader, pngparse->skip_length);
for (;;) {
guint32 length;
@ -193,8 +191,6 @@ gst_png_parse_handle_frame (GstBaseParse * parse,
if (!gst_byte_reader_skip (&reader, length + 4))
goto beach;
/* We have already read the data till now. Hence skip the read data next time we enter handle_frame() */
pngparse->skip_length = gst_byte_reader_get_pos (&reader) + length + 4;
if (code == GST_MAKE_FOURCC ('I', 'E', 'N', 'D')) {
/* the start code and at least 2 empty frames (IHDR and IEND) */
@ -238,9 +234,6 @@ gst_png_parse_handle_frame (GstBaseParse * parse,
gst_buffer_unmap (frame->buffer, &map);
pngparse->skip_length = 0;
width = 0;
height = 0;
return gst_base_parse_finish_frame (parse, frame,
gst_byte_reader_get_pos (&reader));
}

1
gst/videoparsers/gstpngparse.h
View file

@ -49,7 +49,6 @@ struct _GstPngParse
guint width;
guint height;
guint32 skip_length;
gboolean sent_codec_tag;
};