Initial checkin of veejay 1.4

git-svn-id: svn://code.dyne.org/veejay/trunk@1172 eb8d1916-c9e9-0310-b8de-cf0c9472ead5

veejay-current/veejay-server/libyuv/yuvconv.h

@@ -0,0 +1,139 @@
+#ifndef YUVCONF_H
+#define YUVCONF_H
+/*  Veejay -  A visual instrument and realtime video sampler
+ *            Copyright (C)    2004 Niels Elburg <nwelburg@gmail.com>
+ *
+ *  YUV library for veejay.
+ *
+ *  Mjpegtools, (C) The Mjpegtools Development Team (http://mjpeg.sourceforge.net)
+ *  	      Copyright (C) 2001 Matthew J. Marjanovic <maddog@mir.com>
+ *
+ *  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.
+ *
+ */
+typedef enum subsample_mode {
+    SSM_UNKNOWN = 0,
+    SSM_420_JPEG_TR = 1,
+    SSM_420_JPEG_BOX = 2,
+    SSM_420_MPEG2 = 3,
+    SSM_422_444 = 4, 
+    SSM_420_422 = 5, 
+    SSM_COUNT = 6,
+} subsample_mode_t;
+
+extern const char *ssm_id[SSM_COUNT];
+extern const char *ssm_description[SSM_COUNT];
+
+void *subsample_init(int buf_len);
+void subsample_free(void *sampler);
+
+void chroma_subsample(subsample_mode_t mode, void *sampler, uint8_t * ycbcr[],
+		      int width, int height);
+void chroma_subsample_cp(subsample_mode_t mode, void *data, uint8_t *ycbcr[], uint8_t *dcbcr[],
+		      int width, int height);
+
+void chroma_supersample(subsample_mode_t mode, void *sampler, uint8_t * ycbcr[],
+			int width, int height);
+
+// yuv 4:2:2 packed to yuv 4:2:0 planar 
+void vj_yuy2toyv12( uint8_t *y, uint8_t *u, uint8_t *v,  uint8_t *in, int w, int h);
+// yuv 4:2:2 packet to yuv 4:2:2 planar
+void yuy2toyv16( uint8_t *y, uint8_t *u, uint8_t *v, uint8_t *in, int w, int h);
+// yuv 4:2:2 planar to yuv 4:2:2 packed
+void yuv422p_to_yuv422( uint8_t *yuv422[3], uint8_t *dst, int w, int h );
+
+// yuv 4:2:2 planar to yuv 4:2:0 planar
+void yuv420p_to_yuv422( uint8_t *yuv420[3], uint8_t *dst, int w, int h );
+
+// yuv 4:2:2 planar to YUYV
+void yuv422_to_yuyv( uint8_t *yuv422[3], uint8_t *dst, int w, int h );
+
+// scene detection
+int luminance_mean(uint8_t * frame[], int w, int h);
+
+/* software scaler from ffmpeg project: */
+
+typedef struct
+{
+	float lumaGBlur;
+	float chromaGBlur;
+	float lumaSarpen;
+	float chromaSharpen;
+	float chromaHShift;
+	float chromaVShift;
+	int	verbose;
+	int	flags;
+	int	use_filter;
+} sws_template;
+
+void	yuv_init_lib();
+
+void*	yuv_init_swscaler(VJFrame *src, VJFrame *dst, sws_template *templ, int cpu_flags);
+
+void	yuv_convert_and_scale( void *sws, VJFrame *src, VJFrame *dst );
+
+void	yuv_convert_and_scale_rgb( void *sws, VJFrame *src, VJFrame *dst );
+
+void	yuv_convert_and_scale_gray_rgb(void *sws,VJFrame *src, VJFrame *dst);
+void	yuv_convert_and_scale_from_rgb(void *sws , VJFrame *src, VJFrame *dst);
+void	yuv_convert_and_scale_grey(void *sws , VJFrame *src, VJFrame *dst);
+
+int	yuv_sws_get_cpu_flags(void);
+
+void	yuv_free_swscaler(void *sws);
+
+void  	yuv_crop(VJFrame *src, VJFrame *dst, VJRectangle *rect );
+
+VJFrame	*yuv_allocate_crop_image( VJFrame *src, VJRectangle *rect );
+
+void	yuv_deinterlace(
+		uint8_t *data[3],
+		const int width,
+		const int height,
+		int out_pix_fmt,
+		int shift,
+		uint8_t *Y,uint8_t *U, uint8_t *V );
+
+
+void	yuv_init_lib();
+
+void	yuv_free_lib();
+
+void	yuv_convert_ac( VJFrame *src, VJFrame *dst, int a, int b );
+
+//void	yuv_convert_any( VJFrame *src, VJFrame *dst, int a, int b );
+
+
+void	yuv_convert_any_ac_packed( VJFrame *src, uint8_t *dst, int src_fmt, int dst_fmt );
+
+void	yuv_convert_any3( VJFrame *src,int strides[], VJFrame *dst, int a, int b );
+
+
+VJFrame *yuv_rgb_template( uint8_t *rgb_buffer, int w, int h, int fmt );
+
+VJFrame *yuv_yuv_template( uint8_t *Y, uint8_t *U, uint8_t *V, int w, int h, int fmt );
+
+char	*yuv_get_scaler_name(int id);
+
+void	yuv_convert_any_ac( VJFrame *src, VJFrame *dst, int src_fmt, int dst_fmt );
+
+void    *yuv_fx_context_create( VJFrame *src, VJFrame *dst, int src_fmt, int dst_fmt );
+
+void    yuv_fx_context_process( void *ctx, VJFrame *src, VJFrame *dst );
+
+void    yuv_fx_context_destroy( void *ctx );
+
+
+#endif