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/* gap_gve_raw.h by Wolfgang Hofer (hof@gimp.org)
*
* (GAP ... GIMP Animation Plugins, now also known as GIMP Video)
* Routines for RAW video encoding
* useable for uncompressed AVI video.
* (GimpDrawable <--> Raw Bitmap Data)
*
*/
/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* revision history:
* version 1.2.2; 2002.12.15 hof: created
*/
#ifndef GAP_GVE_RAW_H
#define GAP_GVE_RAW_H
/* GIMP includes */
#include "gtk/gtk.h"
#include "libgimp/gimp.h"
/* ------------------------------------
* gap_gve_raw_BGR_drawable_encode
* ------------------------------------
* in: drawable: Describes the picture to be compressed in GIMP terms.
* vflip: TRUE: flip vertical lines (GIMP has opposite order than uncompressed AVI)
* app0_buffer: if != NULL, the content of the APP0-marker to write.
* app0_length: the length of the APP0-marker.
* out:RAW_size: The size of the buffer that is returned.
* returns: guchar *: A buffer, allocated by this routines, which contains
* the uncompressed imagedata B,G,R, NULL on error.
*/
guchar *
gap_gve_raw_BGR_drawable_encode(GimpDrawable *drawable, gint32 *RAW_size, gboolean vflip
,guchar *app0_buffer, gint32 app0_length);
guchar *
gap_gve_raw_RGB_drawable_encode(GimpDrawable *drawable, gint32 *RAW_size, gboolean vflip
,guchar *app0_buffer, gint32 app0_length);
/* ------------------------------------
* gap_gve_raw_YUV444_drawable_encode
* ------------------------------------
* Encode drawable to RAW Buffer (YUV 4:4:4 colormodel)
* in:
* matrix_coefficients 0 upto 6
* 0: ITU-R Rec. 709 (1990)
* 1: unspecified
* 2: reserved
* 3: FCC
* 4: ITU-R Rec. 624-4 System B, G
* 5: SMPTE 170M
* 6: SMPTE 240M (1987)
*
* out:RAW_size: The size of the buffer that is returned.
* returns: guchar *: A buffer, allocated by this routines, which contains
* the uncompressed imagedata NULL on error.
* for image width =5 , height = 3 the returned buffer is filled
* in the folloing Byte order:
* YYYYY YYYYY YYYYY UUUUU UUUUU UUUUU VVVVV VVVVV VVVVV
*/
guchar *
gap_gve_raw_YUV444_drawable_encode(GimpDrawable *drawable, gint32 *RAW_size, gboolean vflip
,guchar *app0_buffer, gint32 app0_length
,gint32 matrix_coefficients
);
/* -----------------------------------
* gap_gve_raw_YUV420P_drawable_encode
* -----------------------------------
* - convert Gimp drawable to YUV420P colormodel
* suitable for FFMEG Codec input.
* - both width and height must be a multiple of 2
* - output is written to yuv420_buffer (without size checks)
* the caller must provide this buffer large enough
* (width * height * 1.5)
*
* ouput byte sequence example for image width = 6, height = 4
* YYYYYY YYYYYY YYYYYY YYYYYY UUU UUU VVV VVV
*
*/
void
gap_gve_raw_YUV420P_drawable_encode(GimpDrawable *drawable, guchar *yuv420_buffer);
/* ------------------------------------
* gap_gve_raw_YUV420_drawable_encode
* ------------------------------------
* Encode drawable to RAW Buffer (YUV420 encoded)
* suitable for XVID Codec input.
*
*/
guchar *
gap_gve_raw_YUV420_drawable_encode(GimpDrawable *drawable, gint32 *RAW_size, gboolean vflip
,guchar *app0_buffer, gint32 app0_length);
#endif
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