287d6223d3
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14851 a1c6a512-1295-4272-9138-f99709370657
85 lines
2.6 KiB
C
85 lines
2.6 KiB
C
/*
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* video_out_null.c
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* Copyright (C) 2000-2003 Michel Lespinasse <walken@zoy.org>
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* Copyright (C) 1999-2000 Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
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*
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* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
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* See http://libmpeg2.sourceforge.net/ for updates.
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*
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* mpeg2dec is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpeg2dec is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "mpeg2dec_config.h"
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#include "plugin.h"
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#include "gray.h"
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extern struct plugin_api* rb;
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#include "mpeg2.h"
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#include "video_out.h"
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static int image_width;
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static int image_height;
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static int image_chroma_x;
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static int image_chroma_y;
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static int output_x;
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static int output_y;
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static int output_width;
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static int output_height;
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void vo_draw_frame (uint8_t * const * buf)
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{
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#ifdef HAVE_LCD_COLOR
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rb->lcd_yuv_blit(buf,
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0,0,image_width,
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output_x,output_y,output_width,output_height);
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#else
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gray_ub_gray_bitmap_part(buf[0],0,0,image_width,
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output_x,output_y,output_width,output_height);
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#endif
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}
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#if LCD_WIDTH >= LCD_HEIGHT
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#define SCREEN_WIDTH LCD_WIDTH
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#define SCREEN_HEIGHT LCD_HEIGHT
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#else /* Assume the screen is rotates on portraid LCDs */
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#define SCREEN_WIDTH LCD_HEIGHT
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#define SCREEN_HEIGHT LCD_WIDTH
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#endif
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void vo_setup(const mpeg2_sequence_t * sequence)
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{
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image_width=sequence->width;
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image_height=sequence->height;
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image_chroma_x=image_width/sequence->chroma_width;
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image_chroma_y=image_height/sequence->chroma_height;
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if (sequence->display_width >= SCREEN_WIDTH) {
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output_width = SCREEN_WIDTH;
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output_x = 0;
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} else {
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output_width = sequence->display_width;
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output_x = (SCREEN_WIDTH-sequence->display_width)/2;
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}
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if (sequence->display_height >= SCREEN_HEIGHT) {
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output_height = SCREEN_HEIGHT;
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output_y = 0;
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} else {
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output_height = sequence->display_height;
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output_y = (SCREEN_HEIGHT-sequence->display_height)/2;
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}
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}
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