preliminary version

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4011 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 320 insertions, 0 deletions

diff --git a/libvo/vosub_vidix.c b/libvo/vosub_vidix.c
new file mode 100644
index 0000000000..d5082eb907
--- /dev/null
+++ b/libvo/vosub_vidix.c
@@ -0,0 +1,320 @@
+/*
+ *  vosub_vidix.c
+ *
+ *	Copyright (C) Nick Kurshev <nickols_k@mail.ru> - 2002
+ *
+ *  You can redistribute this file under terms and conditions
+ *  of GNU General Public licence v2.
+ *
+ * This file contains vidix interface to any mplayer's VO plugin.
+ * (Partly based on vesa_lvo.c from mplayer's package)
+ */
+
+#include <inttypes.h>
+#include <sys/ioctl.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "config.h"
+
+#include "vosub_vidix.h"
+#include "../vidix/vidixlib.h"
+#include "fastmemcpy.h"
+#include "osd.h"
+#include "video_out.h"
+
+#define NUM_FRAMES 10 /* Temporary: driver will overwrite it */
+#define UNUSED(x) ((void)(x)) /* Removes warning about unused arguments */
+
+static uint32_t frames[NUM_FRAMES];
+
+static VDL_HANDLE vidix_handler = NULL;
+static uint8_t *vidix_mem = NULL;
+static uint8_t next_frame;
+static unsigned image_bpp,image_height,image_width,src_format;
+extern int verbose;
+
+static vidix_capability_t vidix_cap;
+static vidix_playback_t   vidix_play;
+static vidix_fourcc_t	  vidix_fourcc;
+
+#define PIXEL_SIZE() ((video_mode_info.BitsPerPixel+7)/8)
+#define SCREEN_LINE_SIZE(pixel_size) (video_mode_info.XResolution*(pixel_size) )
+#define IMAGE_LINE_SIZE(pixel_size) (image_width*(pixel_size))
+
+extern vo_functions_t video_out_vesa;
+
+int vidix_preinit(const char *drvname)
+{
+  int err;
+  if(verbose > 1) printf("vosub_vidix: vidix_preinit(%s) was called\n",drvname);
+	if(vdlGetVersion() != VIDIX_VERSION)
+	{
+	  printf("vosub_vidix: You have wrong version of VIDIX library\n");
+	  return -1;
+	}
+	vidix_handler = vdlOpen("/usr/lib/mplayer/vidix/",
+				drvname ? drvname[0] == ':' ? &drvname[1] : NULL : NULL,
+				TYPE_OUTPUT,
+				verbose);
+	if(vidix_handler == NULL)
+	{
+		printf("vosub_vidix: Couldn't find working VIDIX driver\n");
+		return -1;
+	}
+	if((err=vdlGetCapability(vidix_handler,&vidix_cap)) != 0)
+	{
+		printf("vosub_vidix: Couldn't get capability: %s\n",strerror(err));
+		return -1;
+	}
+	/* we are able to tune up this stuff depend on fourcc format */
+	video_out_vesa.draw_slice=vidix_draw_slice;
+	video_out_vesa.draw_frame=vidix_draw_frame;
+	video_out_vesa.flip_page=vidix_flip_page;
+	video_out_vesa.draw_osd=vidix_draw_osd;
+	return 0;
+}
+
+int      vidix_init(unsigned src_width,unsigned src_height,
+		   unsigned x_org,unsigned y_org,unsigned dst_width,
+		   unsigned dst_height,unsigned format,unsigned dest_bpp,
+		   unsigned vid_w,unsigned vid_h)
+{
+  size_t i,awidth;
+  int err;
+  if(verbose > 1) printf("vosub_vidix: vidix_init() was called\n");
+	if(vid_w > vidix_cap.maxwidth || vid_w < vidix_cap.minwidth ||
+	   vid_h > vidix_cap.maxheight || vid_h < vidix_cap.minheight)
+	{
+	  printf("vosub_vidix: video server has unsupported resolution by vidix\n");
+	  return -1;
+	}
+	err = 0;
+	switch(dest_bpp)
+	{
+	  case 1: err = ((vidix_fourcc.depth & VID_DEPTH_1BPP) != VID_DEPTH_1BPP); break;
+	  case 2: err = ((vidix_fourcc.depth & VID_DEPTH_2BPP) != VID_DEPTH_2BPP); break;
+	  case 4: err = ((vidix_fourcc.depth & VID_DEPTH_4BPP) != VID_DEPTH_4BPP); break;
+	  case 8: err = ((vidix_fourcc.depth & VID_DEPTH_8BPP) != VID_DEPTH_8BPP); break;
+	  case 12:err = ((vidix_fourcc.depth & VID_DEPTH_12BPP) != VID_DEPTH_12BPP); break;
+	  case 16:err = ((vidix_fourcc.depth & VID_DEPTH_16BPP) != VID_DEPTH_16BPP); break;
+	  case 24:err = ((vidix_fourcc.depth & VID_DEPTH_24BPP) != VID_DEPTH_24BPP); break;
+	  case 32:err = ((vidix_fourcc.depth & VID_DEPTH_32BPP) != VID_DEPTH_32BPP); break;
+	}
+	if(err)
+	{
+	  printf("vosub_vidix: video server has unsupported color depth by vidix\n");
+	  return -1;
+	}
+	if((dst_width > src_width || dst_height > src_height) && (vidix_cap.flags & FLAG_UPSCALER) != FLAG_UPSCALER)
+	{
+	  printf("vosub_vidix: vidix driver can't upscale image\n");
+	  return -1;
+	}
+	if((dst_width > src_width || dst_height > src_height) && (vidix_cap.flags & FLAG_DOWNSCALER) != FLAG_DOWNSCALER)
+	{
+	  printf("vosub_vidix: vidix driver can't downscale image\n");
+	  return -1;
+	}
+	image_width = src_width;
+	image_height = src_height;
+	memset(&vidix_play,0,sizeof(vidix_playback_t));
+	vidix_play.fourcc = format;
+	vidix_play.capability = vidix_cap.flags; /* every ;) */
+	vidix_play.blend_factor = 0; /* for now */
+	vidix_play.src.x = vidix_play.src.y = 0;
+	vidix_play.src.w = src_width;
+	vidix_play.src.h = src_height;
+	vidix_play.dest.x = x_org;
+	vidix_play.dest.y = y_org;
+	vidix_play.dest.w = dst_width;
+	vidix_play.dest.h = dst_height;
+	vidix_play.num_frames=NUM_FRAMES;
+	if((err=vdlConfigPlayback(vidix_handler,&vidix_play))!=0)
+	{
+		printf("vosub_vidix: Can't configure playback: %s\n",strerror(err));
+		return -1;
+	}
+	if((err=vdlPlaybackOn(vidix_handler))!=0)
+	{
+                printf("vosub_vidix: Can't start playback: %s\n",strerror(err));
+		return -1;
+	}
+
+	frames[0] = vidix_play.offsets[0];
+	for(i=1;i<vidix_play.num_frames;i++) frames[i] = vidix_play.offsets[i];
+	next_frame = 0;
+	vidix_mem =vidix_play.dga_addr;
+
+	/*clear the buffer*/
+	memset(vidix_mem + frames[0],0x80,vidix_play.frame_size*vidix_play.num_frames);
+	return 0;  
+}
+
+void vidix_term( void )
+{
+  if(verbose > 1) printf("vosub_vidix: vidix_term() was called\n");
+	vdlPlaybackOff(vidix_handler);
+	vdlClose(vidix_handler);
+}
+
+uint32_t vidix_draw_slice_420(uint8_t *image[], int stride[], int w,int h,int x,int y)
+{
+    uint8_t *src;
+    uint8_t *dest;
+    unsigned bespitch;
+    int i;
+
+    bespitch = (vidix_play.dest.w + (vidix_play.dest.pitch.y-1)) & ~(vidix_play.dest.pitch.y-1);
+
+    dest = vidix_mem + frames[next_frame] + vidix_play.offset.y;
+    dest += bespitch*y + x;
+    src = image[0];
+    for(i=0;i<h;i++){
+        memcpy(dest,src,w);
+        src+=stride[0];
+        dest += bespitch;
+    }
+
+    w/=2;h/=2;x/=2;y/=2;
+
+    bespitch = (vidix_play.dest.w + (vidix_play.dest.pitch.u-1)) & ~(vidix_play.dest.pitch.u-1);
+
+    dest = vidix_mem + frames[next_frame] + vidix_play.offset.u;
+    dest += bespitch*y + x;
+    src = image[1];
+    for(i=0;i<h;i++){
+        memcpy(dest,src,w);
+        src+=stride[1];
+        dest+=bespitch;
+    }
+
+    bespitch = (vidix_play.dest.w + (vidix_play.dest.pitch.v-1)) & ~(vidix_play.dest.pitch.v-1);
+
+    dest = vidix_mem + frames[next_frame] + vidix_play.offset.v;
+    dest += bespitch*y + x;
+    src = image[2];
+    for(i=0;i<h;i++){
+        memcpy(dest,src,w);
+        src+=stride[2];
+        dest += bespitch;
+    }
+    return 0;
+}
+
+uint32_t vidix_draw_slice_422(uint8_t *image[], int stride[], int w,int h,int x,int y)
+{
+    uint8_t *src;
+    uint8_t *dest;
+    unsigned bespitch;
+    int i;
+
+    bespitch = (vidix_play.dest.w + (vidix_play.dest.pitch.y-1)) & ~(vidix_play.dest.pitch.y-1);
+
+    dest = vidix_mem + frames[next_frame] + vidix_play.offset.y;
+    dest += bespitch*y + x;
+    src = image[0];
+    for(i=0;i<h;i++){
+        memcpy(dest,src,w*2);
+        src+=stride[0];
+        dest += bespitch;
+    }
+}
+
+
+uint32_t vidix_draw_slice(uint8_t *image[], int stride[], int w,int h,int x,int y)
+{
+ if(verbose > 1) printf("vosub_vidix: vidix_draw_slice() was called\n");
+    if(src_format == IMGFMT_YV12 || src_format == IMGFMT_I420 || src_format == IMGFMT_IYUV)
+	vidix_draw_slice_420(image,stride,w,h,x,y);
+    else
+	vidix_draw_slice_422(image,stride,w,h,x,y);
+ return 0;
+}
+
+uint32_t vidix_draw_frame(uint8_t *image[])
+{
+  if(verbose > 1) printf("vosub_vidix: vidix_draw_frame() was called\n");
+/* Note it's very strange but sometime for YUY2 draw_frame is called */
+    if(src_format == IMGFMT_YV12 || src_format == IMGFMT_I420 || src_format == IMGFMT_IYUV)
+    {
+	printf("vosub_vidix: draw_frame for i420 is called\nExiting...\n");
+	vidix_term();
+	exit( EXIT_FAILURE );
+    }
+    else
+    {
+	int stride[1];
+	stride[0] = vidix_play.src.w*2;
+	vidix_draw_slice_422(image,stride,vidix_play.src.w,vidix_play.src.h,
+			     vidix_play.src.x,vidix_play.src.y);
+    }
+  return 0;
+}
+
+void     vidix_flip_page(void)
+{
+  if(verbose > 1) printf("vosub_vidix: vidix_flip_page() was called\n");
+  if(vo_doublebuffering)
+  {
+	next_frame=(next_frame+1)%vidix_play.num_frames;
+	vdlPlaybackFrameSelect(vidix_handler,next_frame);
+  }	
+}
+
+static void draw_alpha_null(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)
+{
+  UNUSED(x0);
+  UNUSED(y0);
+  UNUSED(w);
+  UNUSED(h);
+  UNUSED(src);
+  UNUSED(srca);
+  UNUSED(stride);
+}
+
+static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride)
+{
+    uint32_t bespitch = vidix_play.src.w + ((vidix_play.dest.pitch.y-1) & ~(vidix_play.dest.pitch.y-1));
+    void *lvo_mem;
+    lvo_mem = vidix_mem + frames[next_frame] + vidix_play.offset.y;
+    switch(vidix_play.fourcc){
+    case IMGFMT_YV12:
+    case IMGFMT_IYUV:
+    case IMGFMT_I420:
+        vo_draw_alpha_yv12(w,h,src,srca,stride,lvo_mem+bespitch*y0+x0,bespitch);
+        break;
+    case IMGFMT_YUY2:
+        vo_draw_alpha_yuy2(w,h,src,srca,stride,lvo_mem+2*(bespitch*y0+x0),bespitch);
+        break;
+    case IMGFMT_UYVY:
+        vo_draw_alpha_yuy2(w,h,src,srca,stride,lvo_mem+2*(bespitch*y0+x0)+1,bespitch);
+        break;
+    default:
+        draw_alpha_null(x0,y0,w,h,src,srca,stride);
+    }
+}
+
+void     vidix_draw_osd(void)
+{
+  if(verbose > 1) printf("vosub_vidix: vidix_draw_osd() was called\n");
+  /* TODO: hw support */
+#if 0
+/* disable this stuff until new fbvid.h interface will be implemented
+  because in different fourcc radeon_vid and rage128_vid have different
+  width alignment */
+  vo_draw_text(vidix_play.src.w,vidix_play.src.h,draw_alpha);
+#endif
+}
+
+uint32_t vidix_query_fourcc(uint32_t format)
+{
+  if(verbose > 1) printf("vosub_vidix: query_format was called: %x (%s)\n",format,vo_format_name(format));
+  vidix_fourcc.fourcc = format;
+  vdlQueryFourcc(vidix_handler,&vidix_fourcc);
+  return vidix_fourcc.depth != VID_DEPTH_NONE;
+}