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Diffstat (limited to 'gst/colorspace/yuv2rgb.h')
-rw-r--r-- | gst/colorspace/yuv2rgb.h | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/gst/colorspace/yuv2rgb.h b/gst/colorspace/yuv2rgb.h new file mode 100644 index 00000000..be173bca --- /dev/null +++ b/gst/colorspace/yuv2rgb.h @@ -0,0 +1,97 @@ +/* + * Copyright (c) 1995 The Regents of the University of California. + * All rights reserved. + * + * Permission to use, copy, modify, and distribute this software and its + * documentation for any purpose, without fee, and without written agreement is + * hereby granted, provided that the above copyright notice and the following + * two paragraphs appear in all copies of this software. + * + * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT + * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF + * CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS + * ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO + * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. + */ + +#ifndef __YUV2RGB_H__ +#define __YUV2RGB_H__ + +#include <gst/gst.h> +#include <gstcolorspace.h> + +G_BEGIN_DECLS + +#if 0 +typedef struct _GstColorspaceYUVTables GstColorspaceYUVTables; + +struct _GstColorspaceYUVTables { + int gammaCorrectFlag; + double gammaCorrect; + int chromaCorrectFlag; + double chromaCorrect; + + int *L_tab, *Cr_r_tab, *Cr_g_tab, *Cb_g_tab, *Cb_b_tab; + + /* + * We define tables that convert a color value between -256 and 512 + * into the R, G and B parts of the pixel. The normal range is 0-255. + **/ + + long *r_2_pix; + long *g_2_pix; + long *b_2_pix; +}; + + +typedef struct _GstColorspaceConverter GstColorspaceConverter; +typedef void (*GstColorspaceConvertFunction) (GstColorspaceConverter *space, guchar *src, guchar *dest); + +struct _GstColorspaceConverter { + guint width; + guint height; + guint insize; + guint outsize; + /* private */ + GstColorspaceYUVTables *color_tables; + GstColorspaceConvertFunction convert; +}; +#endif + +void gst_colorspace_table_init (GstColorspace *space); + +void gst_colorspace_I420_to_rgb32(GstColorspace *space, + unsigned char *src, unsigned char *dest); +void gst_colorspace_I420_to_rgb24(GstColorspace *space, + unsigned char *src, unsigned char *dest); +void gst_colorspace_I420_to_rgb16(GstColorspace *space, + unsigned char *src, unsigned char *dest); +void gst_colorspace_YV12_to_rgb32(GstColorspace *space, + unsigned char *src, unsigned char *dest); +void gst_colorspace_YV12_to_rgb24(GstColorspace *space, + unsigned char *src, unsigned char *dest); +void gst_colorspace_YV12_to_rgb16(GstColorspace *space, + unsigned char *src, unsigned char *dest); + +#if 0 +GstColorspaceYUVTables * gst_colorspace_init_yuv(long depth, + long red_mask, long green_mask, long blue_mask); +#endif + + +#if 0 +GstColorspaceConverter* gst_colorspace_yuv2rgb_get_converter (const GstCaps *from, const GstCaps *to); +#define gst_colorspace_convert(converter, src, dest) \ + (converter)->convert((converter), (src), (dest)) +void gst_colorspace_converter_destroy (GstColorspaceConverter *space); +#endif + +G_END_DECLS + +#endif + |