mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-15 22:01:27 +00:00
91 lines
2.5 KiB
C
91 lines
2.5 KiB
C
/* GStreamer PNM utility functions
|
|
* Copyright (C) 2009 Lutz Mueller <lutz@users.sourceforge.net>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef __GST_PNM_UTILS_H__
|
|
#define __GST_PNM_UTILS_H__
|
|
|
|
#include <glib.h>
|
|
#include <glib-object.h>
|
|
|
|
#define MIME_BM "image/x-portable-bitmap"
|
|
#define MIME_GM "image/x-portable-graymap"
|
|
#define MIME_PM "image/x-portable-pixmap"
|
|
#define MIME_AM "image/x-portable-anymap"
|
|
#define MIME_ALL MIME_BM "; " MIME_GM "; " MIME_PM "; " MIME_AM
|
|
|
|
typedef enum
|
|
{
|
|
GST_PNM_INFO_FIELDS_TYPE = 1 << 0,
|
|
GST_PNM_INFO_FIELDS_WIDTH = 1 << 1,
|
|
GST_PNM_INFO_FIELDS_HEIGHT = 1 << 2,
|
|
GST_PNM_INFO_FIELDS_MAX = 1 << 3,
|
|
GST_PNM_INFO_FIELDS_ENCODING = 1 << 4
|
|
} GstPnmInfoFields;
|
|
|
|
#define GST_PNM_INFO_FIELDS_ALL (GST_PNM_INFO_FIELDS_TYPE | GST_PNM_INFO_FIELDS_WIDTH | GST_PNM_INFO_FIELDS_HEIGHT | GST_PNM_INFO_FIELDS_MAX | GST_PNM_INFO_FIELDS_ENCODING)
|
|
|
|
typedef enum
|
|
{
|
|
GST_PNM_TYPE_BITMAP = 1,
|
|
GST_PNM_TYPE_GRAYMAP = 2,
|
|
GST_PNM_TYPE_PIXMAP = 3
|
|
} GstPnmType;
|
|
|
|
typedef enum
|
|
{
|
|
GST_PNM_ENCODING_RAW = 0,
|
|
GST_PNM_ENCODING_ASCII = 1
|
|
} GstPnmEncoding;
|
|
|
|
typedef struct
|
|
{
|
|
GstPnmInfoFields fields;
|
|
GstPnmType type;
|
|
GstPnmEncoding encoding;
|
|
guint width, height, max;
|
|
} GstPnmInfo;
|
|
|
|
typedef enum
|
|
{
|
|
GST_PNM_INFO_MNGR_STATE_NONE = 0,
|
|
GST_PNM_INFO_MNGR_STATE_DATA_TYPE,
|
|
GST_PNM_INFO_MNGR_STATE_DATA_WIDTH,
|
|
GST_PNM_INFO_MNGR_STATE_DATA_HEIGHT,
|
|
GST_PNM_INFO_MNGR_STATE_DATA_MAX,
|
|
GST_PNM_INFO_MNGR_STATE_COMMENT,
|
|
GST_PNM_INFO_MNGR_STATE_WHITE_SPACE
|
|
} GstPnmInfoMngrState;
|
|
|
|
typedef struct
|
|
{
|
|
GstPnmInfoMngrState state;
|
|
GstPnmInfo info;
|
|
guint8 data_offset;
|
|
} GstPnmInfoMngr;
|
|
|
|
typedef enum
|
|
{
|
|
GST_PNM_INFO_MNGR_RESULT_FAILED,
|
|
GST_PNM_INFO_MNGR_RESULT_READING,
|
|
GST_PNM_INFO_MNGR_RESULT_FINISHED
|
|
} GstPnmInfoMngrResult;
|
|
|
|
GstPnmInfoMngrResult gst_pnm_info_mngr_scan (GstPnmInfoMngr *, const guint8 *, guint);
|
|
|
|
#endif /* __GST_PNM_UTILS_H__ */
|