Move postproc ---> libswscale

Originally committed as revision 18866 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

1 files changed, 167 insertions, 0 deletions

diff --git a/libswscale/swscale_internal.h b/libswscale/swscale_internal.h
new file mode 100644
index 0000000000..5bccd62b6e
--- /dev/null
+++ b/libswscale/swscale_internal.h
@@ -0,0 +1,167 @@
+/*
+    Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
+
+    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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+*/
+
+#ifndef SWSCALE_INTERNAL_H
+#define SWSCALE_INTERNAL_H
+
+#ifdef HAVE_ALTIVEC_H
+#include <altivec.h>
+#endif
+
+#ifdef CONFIG_DARWIN
+#define AVV(x...) (x)
+#else
+#define AVV(x...) {x}
+#endif
+
+#include "mp_msg.h"
+
+#define MSG_WARN(args...) mp_msg(MSGT_SWS,MSGL_WARN, ##args )
+#define MSG_FATAL(args...) mp_msg(MSGT_SWS,MSGL_FATAL, ##args )
+#define MSG_ERR(args...) mp_msg(MSGT_SWS,MSGL_ERR, ##args )
+#define MSG_V(args...) mp_msg(MSGT_SWS,MSGL_V, ##args )
+#define MSG_DBG2(args...) mp_msg(MSGT_SWS,MSGL_DBG2, ##args )
+#define MSG_INFO(args...) mp_msg(MSGT_SWS,MSGL_INFO, ##args )
+
+#define MAX_FILTER_SIZE 256
+
+typedef int (*SwsFunc)(struct SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY,
+             int srcSliceH, uint8_t* dst[], int dstStride[]);
+
+/* this struct should be aligned on at least 32-byte boundary */
+typedef struct SwsContext{
+	/**
+	 *
+	 * Note the src,dst,srcStride,dstStride will be copied, in the sws_scale() warper so they can freely be modified here
+	 */
+	SwsFunc swScale;
+	int srcW, srcH, dstH;
+	int chrSrcW, chrSrcH, chrDstW, chrDstH;
+	int lumXInc, chrXInc;
+	int lumYInc, chrYInc;
+	int dstFormat, srcFormat;               ///< format 4:2:0 type is allways YV12
+	int origDstFormat, origSrcFormat;       ///< format
+	int chrSrcHSubSample, chrSrcVSubSample;
+	int chrIntHSubSample, chrIntVSubSample;
+	int chrDstHSubSample, chrDstVSubSample;
+	int vChrDrop;
+        int sliceDir;
+	double param[2];
+
+	int16_t **lumPixBuf;
+	int16_t **chrPixBuf;
+	int16_t *hLumFilter;
+	int16_t *hLumFilterPos;
+	int16_t *hChrFilter;
+	int16_t *hChrFilterPos;
+	int16_t *vLumFilter;
+	int16_t *vLumFilterPos;
+	int16_t *vChrFilter;
+	int16_t *vChrFilterPos;
+
+	uint8_t formatConvBuffer[4000]; //FIXME dynamic alloc, but we have to change alot of code for this to be usefull
+
+	int hLumFilterSize;
+	int hChrFilterSize;
+	int vLumFilterSize;
+	int vChrFilterSize;
+	int vLumBufSize;
+	int vChrBufSize;
+
+	uint8_t *funnyYCode;
+	uint8_t *funnyUVCode;
+	int32_t *lumMmx2FilterPos;
+	int32_t *chrMmx2FilterPos;
+	int16_t *lumMmx2Filter;
+	int16_t *chrMmx2Filter;
+
+	int canMMX2BeUsed;
+
+	int lastInLumBuf;
+	int lastInChrBuf;
+	int lumBufIndex;
+	int chrBufIndex;
+	int dstY;
+	int flags;
+	void * yuvTable;			// pointer to the yuv->rgb table start so it can be freed()
+	void * table_rV[256];
+	void * table_gU[256];
+	int    table_gV[256];
+	void * table_bU[256];
+
+	//Colorspace stuff
+	int contrast, brightness, saturation;	// for sws_getColorspaceDetails
+	int srcColorspaceTable[4];
+	int dstColorspaceTable[4];
+	int srcRange, dstRange;
+
+#define RED_DITHER   "0*8"
+#define GREEN_DITHER "1*8"
+#define BLUE_DITHER  "2*8"
+#define Y_COEFF      "3*8"
+#define VR_COEFF     "4*8"
+#define UB_COEFF     "5*8"
+#define VG_COEFF     "6*8"
+#define UG_COEFF     "7*8"
+#define Y_OFFSET     "8*8"
+#define U_OFFSET     "9*8"
+#define V_OFFSET     "10*8"
+#define LUM_MMX_FILTER_OFFSET "11*8"
+#define CHR_MMX_FILTER_OFFSET "11*8+4*4*256"
+#define DSTW_OFFSET  "11*8+4*4*256*2" //do not change, its hardcoded in the asm
+#define ESP_OFFSET  "11*8+4*4*256*2+8"
+#define VROUNDER_OFFSET "11*8+4*4*256*2+16"
+                  
+	uint64_t redDither   __attribute__((aligned(8)));
+	uint64_t greenDither __attribute__((aligned(8)));
+	uint64_t blueDither  __attribute__((aligned(8)));
+
+	uint64_t yCoeff      __attribute__((aligned(8)));
+	uint64_t vrCoeff     __attribute__((aligned(8)));
+	uint64_t ubCoeff     __attribute__((aligned(8)));
+	uint64_t vgCoeff     __attribute__((aligned(8)));
+	uint64_t ugCoeff     __attribute__((aligned(8)));
+	uint64_t yOffset     __attribute__((aligned(8)));
+	uint64_t uOffset     __attribute__((aligned(8)));
+	uint64_t vOffset     __attribute__((aligned(8)));
+	int32_t  lumMmxFilter[4*MAX_FILTER_SIZE];
+	int32_t  chrMmxFilter[4*MAX_FILTER_SIZE];
+	int dstW;
+	uint64_t esp __attribute__((aligned(8)));
+	uint64_t vRounder     __attribute__((aligned(8)));
+
+#ifdef HAVE_ALTIVEC
+
+  vector signed short   CY;
+  vector signed short   CRV;
+  vector signed short   CBU;
+  vector signed short   CGU;
+  vector signed short   CGV;
+  vector signed short   OY;
+  vector unsigned short CSHIFT;
+  vector signed short *vYCoeffsBank, *vCCoeffsBank;
+
+#endif
+
+} SwsContext;
+//FIXME check init (where 0)
+
+SwsFunc yuv2rgb_get_func_ptr (SwsContext *c);
+int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation);
+
+#endif