mirror of
https://github.com/mpv-player/mpv
synced 2025-02-22 07:46:55 +00:00
15b78f1da7
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1142 b3059339-0415-0410-9bf9-f77b7e298cf2
361 lines
7.6 KiB
C
361 lines
7.6 KiB
C
/*
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vo_ggi.c - General Graphics Interface (GGI) Renderer for MPlayer
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(C) Alex Beregszaszi <alex@naxine.org>
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Uses libGGI - http://www.ggi-project.org/
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Many thanks to Atmosfear, he hacked this driver to working with Planar
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formats, and he fixed the RGB handling.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "config.h"
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#include "video_out.h"
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#include "video_out_internal.h"
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#include "yuv2rgb.h"
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#include "fastmemcpy.h"
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#include <ggi/ggi.h>
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#define GGI_OST
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LIBVO_EXTERN (ggi)
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static vo_info_t vo_info =
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{
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"General Graphics Interface (GGI) output",
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"ggi",
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"Alex Beregszaszi <alex@naxine.org>",
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"under developement"
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};
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extern int verbose;
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static char *ggi_output_name = NULL;
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static ggi_visual_t ggi_vis;
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static ggi_directbuffer *ggi_buffer;
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static int ggi_format = 0;
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static int ggi_bpp = 0;
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static uint32_t virt_width;
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static uint32_t virt_height;
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#ifdef GGI_OST
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static ggi_pixel white;
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static ggi_pixel black;
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#endif
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static int ggi_setmode(uint32_t d_width, uint32_t d_height, int d_depth, int format)
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{
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ggi_mode mode =
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{
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1, /* frames */
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{ GGI_AUTO, GGI_AUTO }, /* visible */
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{ GGI_AUTO, GGI_AUTO }, /* virt */
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{ GGI_AUTO, GGI_AUTO }, /* size */
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GT_AUTO, /* graphtype */
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{ GGI_AUTO, GGI_AUTO } /* dots per pixel */
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};
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#ifdef GGI_OST
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ggi_color pal[256];
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#endif
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mode.visible.x = mode.virt.x = d_width;
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mode.visible.y = mode.virt.y = d_height;
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switch(d_depth)
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{
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case 1:
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mode.graphtype = GT_1BIT;
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break;
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case 2:
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mode.graphtype = GT_2BIT;
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break;
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case 4:
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mode.graphtype = GT_4BIT;
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break;
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case 8:
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mode.graphtype = GT_8BIT;
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break;
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case 15:
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mode.graphtype = GT_15BIT;
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break;
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case 16:
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mode.graphtype = GT_16BIT;
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break;
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case 24:
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mode.graphtype = GT_24BIT;
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break;
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case 32:
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mode.graphtype = GT_32BIT;
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break;
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default:
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printf("ggi-setmode: unknown bit depth - using auto\n");
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mode.graphtype = GT_AUTO;
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}
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ggiCheckMode(ggi_vis, &mode);
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if (ggiSetMode(ggi_vis, &mode) != 0)
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{
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printf("ggi-setmode: unable to set mode\n");
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ggiClose(ggi_vis);
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ggiExit();
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return(-1);
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}
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virt_width = mode.virt.x;
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virt_height = mode.virt.y;
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vo_screenwidth = mode.visible.x;
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vo_screenheight = mode.visible.y;
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vo_depthonscreen = d_depth;
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ggi_bpp = d_depth; /* why ? */
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#ifdef get_db_info
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{
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const ggi_directbuffer *db = ggiDBGetBuffer(ggi_vis, 0);
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if (db)
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{
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vo_depthonscreen = db->buffer.plb.pixelformat->depth;
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ggi_bpp = db->buffer.plb.pixelformat->size / 8;
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}
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}
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#endif
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if (GT_SCHEME(mode.graphtype) == GT_PALETTE)
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{
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ggiSetColorfulPalette(ggi_vis);
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ggiGetPalette(ggi_vis, 0, 1 << ggi_bpp, pal);
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}
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if (verbose)
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printf("ggi-setmode: %dx%d (virt: %dx%d) screen depth: %d, bpp: %d, format: %s\n",
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vo_screenwidth, vo_screenheight, virt_width, virt_height,
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vo_depthonscreen, ggi_bpp, vo_format_name(ggi_format));
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return(0);
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}
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static uint32_t init(uint32_t width, uint32_t height, uint32_t d_width,
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uint32_t d_height, uint32_t fullscreen, char *title, uint32_t format)
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{
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vo_depthonscreen = 32;
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printf("\nggi-init: THIS DRIVER IS IN PRE-ALPHA PHASE, DO NOT USE!\n\n");
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if (ggiInit() != 0)
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{
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printf("ggi-init: unable to initialize GGI\n");
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return(-1);
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}
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if ((ggi_vis = ggiOpen(ggi_output_name)) == NULL)
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{
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printf("ggi-init: unable to open GGI for %s output\n",
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(ggi_output_name == NULL) ? "default" : ggi_output_name);
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ggiExit();
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return(-1);
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}
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printf("ggi-init: using %s GGI output\n",
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(ggi_output_name == NULL) ? "default" : ggi_output_name);
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ggi_format = format;
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switch(ggi_format)
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{
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case IMGFMT_RGB8:
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ggi_bpp = 8;
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break;
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case IMGFMT_RGB15:
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ggi_bpp = 15;
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break;
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case IMGFMT_RGB16:
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ggi_bpp = 16;
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break;
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case IMGFMT_RGB24:
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ggi_bpp = 24;
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break;
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case IMGFMT_RGB32:
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ggi_bpp = 32;
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break;
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case IMGFMT_BGR8:
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ggi_bpp = 8;
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break;
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case IMGFMT_BGR15:
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ggi_bpp = 15;
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break;
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case IMGFMT_BGR16:
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ggi_bpp = 16;
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break;
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case IMGFMT_BGR24:
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ggi_bpp = 24;
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break;
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case IMGFMT_BGR32:
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ggi_bpp = 32;
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break;
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case IMGFMT_YV12: /* rgb, 24bit */
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ggi_bpp = 16;
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yuv2rgb_init(vo_depthonscreen, MODE_RGB);
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break;
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default:
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printf("ggi-init: no suitable image format found\n");
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return(-1);
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}
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ggiSetFlags(ggi_vis, GGIFLAG_ASYNC);
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if (ggi_setmode(d_width, d_height, vo_depthonscreen, ggi_format) != 0)
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{
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printf("ggi-init: setmode returned with error\n");
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return(-1);
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}
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ggi_buffer = (ggi_directbuffer *)ggiDBGetBuffer(ggi_vis, 0);
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if (ggi_buffer == NULL)
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{
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printf("ggi-init: double buffering is not available\n");
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ggiClose(ggi_vis);
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ggiExit();
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return(-1);
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}
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if (!(ggi_buffer->type & GGI_DB_SIMPLE_PLB) ||
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(ggi_buffer->page_size != 0) ||
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(ggi_buffer->write == NULL) ||
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(ggi_buffer->noaccess != 0) ||
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(ggi_buffer->align != 0) ||
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(ggi_buffer->layout != blPixelLinearBuffer))
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{
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printf("ggi-init: incorrect video memory type\n");
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ggiClose(ggi_vis);
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ggiExit();
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return(-1);
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}
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#ifdef GGI_OST
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/* just for fun */
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{
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ggi_color col;
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/* set black */
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col.r = col.g = col.b = 0x0000;
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black = ggiMapColor(ggi_vis, &col);
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/* set white */
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col.r = col.g = col.b = 0xffff;
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white = ggiMapColor(ggi_vis, &col);
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ggiSetGCForeground(ggi_vis, white);
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ggiSetGCBackground(ggi_vis, black);
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}
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#endif
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return(0);
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}
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static const vo_info_t* get_info(void)
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{
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return &vo_info;
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}
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static uint32_t draw_frame(uint8_t *src[])
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{
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ggiResourceAcquire(ggi_buffer->resource, GGI_ACTYPE_WRITE);
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ggiSetDisplayFrame(ggi_vis, ggi_buffer->frame);
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ggiSetWriteFrame(ggi_vis, ggi_buffer->frame);
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memcpy(ggi_buffer->write, src[0], virt_width*virt_height*(ggi_bpp/8));
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#ifdef GGI_OST
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ggiPuts(ggi_vis, virt_width/2, virt_height-10, "MPlayer GGI");
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#endif
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ggiResourceRelease(ggi_buffer->resource);
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return(0);
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}
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static void draw_alpha(int x0, int y0, int w, int h, unsigned char *src,
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unsigned char *srca, int stride)
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{
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#warning "draw_alpha needs to be fixed!"
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switch(ggi_format)
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{
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case IMGFMT_RGB15:
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case IMGFMT_BGR15:
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vo_draw_alpha_rgb15(w, h, src, srca, stride, 0, 2*virt_width);
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break;
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case IMGFMT_RGB16:
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case IMGFMT_BGR16:
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vo_draw_alpha_rgb16(w, h, src, srca, stride, 0, 2*virt_width);
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break;
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case IMGFMT_RGB24:
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case IMGFMT_BGR24:
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vo_draw_alpha_rgb24(w, h, src, srca, stride, 0, 3*virt_width);
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break;
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case IMGFMT_RGB32:
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case IMGFMT_BGR32:
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vo_draw_alpha_rgb32(w, h, src, srca, stride, 0, 4*virt_width);
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break;
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}
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}
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static void flip_page(void)
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{
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check_events();
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vo_draw_text(virt_width, virt_height, draw_alpha);
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ggiFlush(ggi_vis);
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}
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static uint32_t draw_slice(uint8_t *src[], int stride[], int w, int h,
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int x, int y)
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{
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register uint8_t *dst;
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dst = ggi_buffer->write + (virt_width * y + x) * (ggi_bpp/8);
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yuv2rgb(dst, src[0], src[1], src[2], w, h, virt_width*(ggi_bpp/8),
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stride[0], stride[1]);
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return(0);
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}
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static uint32_t query_format(uint32_t format)
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{
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switch(format)
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{
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case IMGFMT_YV12:
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return(1);
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case IMGFMT_RGB8:
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case IMGFMT_RGB15:
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case IMGFMT_RGB16:
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case IMGFMT_RGB24:
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case IMGFMT_RGB32:
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case IMGFMT_BGR8:
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case IMGFMT_BGR15:
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case IMGFMT_BGR16:
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case IMGFMT_BGR24:
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case IMGFMT_BGR32:
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return(1);
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}
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return(0);
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}
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static void uninit(void)
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{
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ggiResourceRelease(ggi_buffer->resource);
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ggiClose(ggi_vis);
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ggiExit();
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}
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static void check_events(void)
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{
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/* add ggiPollEvent stuff */
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}
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