author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 16 Apr 2010 15:15:52 +0300 | |
changeset 8 | 4a7fac7dd34a |
permissions | -rw-r--r-- |
8
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/* GStreamer |
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public |
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* License along with this library; if not, write to the |
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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* Boston, MA 02111-1307, USA. |
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*/ |
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#ifndef __GST_JPEG_DEC_H__ |
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#define __GST_JPEG_DEC_H__ |
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#include <setjmp.h> |
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#include <gst/gstelement.h> |
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/* this is a hack hack hack to get around jpeglib header bugs... */ |
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#ifdef HAVE_STDLIB_H |
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# undef HAVE_STDLIB_H |
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#endif |
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#include <jpeglib.h> |
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G_BEGIN_DECLS |
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#define GST_TYPE_JPEG_DEC \ |
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(gst_jpeg_dec_get_type()) |
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#define GST_JPEG_DEC(obj) \ |
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_JPEG_DEC,GstJpegDec)) |
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#define GST_JPEG_DEC_CLASS(klass) \ |
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_JPEG_DEC,GstJpegDecClass)) |
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#define GST_IS_JPEG_DEC(obj) \ |
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_JPEG_DEC)) |
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#define GST_IS_JPEG_DEC_CLASS(klass) \ |
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_JPEG_DEC)) |
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typedef struct _GstJpegDec GstJpegDec; |
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typedef struct _GstJpegDecClass GstJpegDecClass; |
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struct GstJpegDecErrorMgr { |
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struct jpeg_error_mgr pub; /* public fields */ |
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jmp_buf setjmp_buffer; |
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}; |
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struct GstJpegDecSourceMgr { |
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struct jpeg_source_mgr pub; /* public fields */ |
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GstJpegDec *dec; |
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}; |
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/* Can't use GstBaseTransform, because GstBaseTransform |
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* doesn't handle the N buffers in, 1 buffer out case, |
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* but only the 1-in 1-out case */ |
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struct _GstJpegDec { |
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GstElement element; |
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/* pads */ |
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GstPad *sinkpad; |
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GstPad *srcpad; |
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GstBuffer *tempbuf; |
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/* TRUE if each input buffer contains a whole jpeg image */ |
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gboolean packetized; |
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/* the (expected) timestamp of the next frame */ |
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guint64 next_ts; |
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/* video state */ |
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gint framerate_numerator; |
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gint framerate_denominator; |
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/* negotiated state */ |
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gint caps_framerate_numerator; |
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gint caps_framerate_denominator; |
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gint caps_width; |
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gint caps_height; |
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struct jpeg_decompress_struct cinfo; |
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struct GstJpegDecErrorMgr jerr; |
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struct GstJpegDecSourceMgr jsrc; |
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}; |
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struct _GstJpegDecClass { |
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GstElementClass parent_class; |
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}; |
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GType gst_jpeg_dec_get_type(void); |
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G_END_DECLS |
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Revision: 201011
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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103 |
#endif /* __GST_JPEG_DEC_H__ */ |