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VIDIX expansion, Usage: -vo fbdev:vidix (-fs -zoom). Zoom is supported for VIDIX!!!

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4085 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick 2002-01-10 18:02:45 +00:00
parent bc1af109ae
commit 6fdb0dddb9
1 changed files with 84 additions and 19 deletions
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103
libvo/vo_fbdev.c
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@ -28,6 +28,8 @@
#include "fastmemcpy.h"
#include "sub.h"
#include "../postproc/rgb2rgb.h"
#include "vosub_vidix.h"
#include "aspect.h"
LIBVO_EXTERN(fbdev)
@ -40,6 +42,10 @@ static vo_info_t vo_info = {
extern int verbose;
/* Name of VIDIX driver */
static const char *vidix_name = NULL;
static int pre_init_err = 0;
/******************************
* fb.modes support *
******************************/
@ -724,6 +730,14 @@ struct fb_cmap *make_directcolor_cmap(struct fb_var_screeninfo *var)
return cmap;
}
static uint32_t parseSubDevice(const char *sd)
{
if(memcmp(sd,"vidix",5) == 0) vidix_name = &sd[5]; /* vidix_name will be valid within init() */
else { printf(FBDEV "Unknown subdevice: '%s'\n", sd); return -1; }
return 0;
}
static int fb_preinit(void)
{
static int fb_preinit_done = 0;
@ -892,7 +906,7 @@ static uint32_t init(uint32_t width, uint32_t height, uint32_t d_width,
if (!fb_preinit())
return 1;
if (zoom) {
if (zoom && !vidix_name) {
printf(FBDEV "-zoom is not supported\n");
return 1;
}
@ -1046,27 +1060,72 @@ static uint32_t init(uint32_t width, uint32_t height, uint32_t d_width,
fb_line_len = fb_finfo.line_length;
fb_size = fb_finfo.smem_len;
if ((frame_buffer = (uint8_t *) mmap(0, fb_size, PROT_READ | PROT_WRITE,
MAP_SHARED, fb_dev_fd, 0)) == (uint8_t *) -1) {
frame_buffer = NULL;
next_frame = NULL;
if(vidix_name)
{
unsigned image_width,image_height,x_offset,y_offset;
image_width=width;
image_height=height;
if(zoom > 1)
{
aspect_save_orig(width,height);
aspect_save_prescale(d_width,d_height);
aspect_save_screenres(fb_xres,fb_yres);
aspect(&image_width,&image_height,A_ZOOM);
}
else
if(fs)
{
image_width = fb_xres;
image_height = fb_yres;
}
if(fb_xres > image_width)
x_offset = (fb_xres - image_width) / 2;
else x_offset = 0;
if(fb_yres > image_height)
y_offset = (fb_yres - image_height) / 2;
else y_offset = 0;
if(vidix_init(width,height,x_offset,y_offset,image_width,
image_height,format,fb_bpp,
fb_xres,fb_yres) != 0)
{
printf(FBDEV "Can't initialize VIDIX driver\n");
vidix_name = NULL;
vidix_term();
return -1;
}
else printf(FBDEV "Using VIDIX\n");
}
else
{
if ((frame_buffer = (uint8_t *) mmap(0, fb_size, PROT_READ | PROT_WRITE,
MAP_SHARED, fb_dev_fd, 0)) == (uint8_t *) -1) {
printf(FBDEV "Can't mmap %s: %s\n", fb_dev_name, strerror(errno));
return 1;
}
L123123875 = frame_buffer + (out_width - in_width) * fb_pixel_size /
2 + (out_height - in_height) * fb_line_len / 2;
}
L123123875 = frame_buffer + (out_width - in_width) * fb_pixel_size /
2 + (out_height - in_height) * fb_line_len / 2;
if (verbose > 0) {
if (verbose > 0) {
if (verbose > 1) {
printf(FBDEV "frame_buffer @ %p\n", frame_buffer);
printf(FBDEV "L123123875 @ %p\n", L123123875);
}
printf(FBDEV "pixel per line: %d\n", fb_line_len / fb_pixel_size);
}
}
if (!(next_frame = (uint8_t *) malloc(in_width * in_height * fb_pixel_size))) {
if (!(next_frame = (uint8_t *) malloc(in_width * in_height * fb_pixel_size))) {
printf(FBDEV "Can't malloc next_frame: %s\n", strerror(errno));
return 1;
}
}
if (fs || vm)
memset(frame_buffer, '\0', fb_line_len * fb_yres);
if (format == IMGFMT_YV12)
yuv2rgb_init(fb_bpp, MODE_RGB);
}
if (vt_doit && (vt_fd = open("/dev/tty", O_WRONLY)) == -1) {
printf(FBDEV "can't open /dev/tty: %s\n", strerror(errno));
vt_doit = 0;
@ -1079,22 +1138,27 @@ static uint32_t init(uint32_t width, uint32_t height, uint32_t d_width,
if (vt_doit)
vt_set_textarea(last_row, fb_yres);
if (fs || vm)
memset(frame_buffer, '\0', fb_line_len * fb_yres);
if (format == IMGFMT_YV12)
yuv2rgb_init(fb_bpp, MODE_RGB);
return 0;
}
static uint32_t query_format(uint32_t format)
{
static int first = 1;
int ret = 0x4; /* osd/sub is supported on every bpp */
if (!fb_preinit())
return 0;
if(first)
{
first = 1;
if(vo_subdevice) parseSubDevice(vo_subdevice);
if(vidix_name) pre_init_err = vidix_preinit(vidix_name,&video_out_fbdev);
if(verbose > 2)
printf("vo_subdevice: initialization returns: %i\n",pre_init_err);
}
if(!pre_init_err)
if(vidix_name)
return vidix_query_fourcc(format);
if ((format & IMGFMT_BGR_MASK) == IMGFMT_BGR) {
int bpp = format & 0xff;
@ -1200,7 +1264,7 @@ static void uninit(void)
printf(FBDEV "Can't restore original cmap\n");
fb_cmap_changed = 0;
}
free(next_frame);
if(next_frame) free(next_frame);
if (ioctl(fb_dev_fd, FBIOGET_VSCREENINFO, &fb_vinfo))
printf(FBDEV "ioctl FBIOGET_VSCREENINFO: %s\n", strerror(errno));
fb_orig_vinfo.xoffset = fb_vinfo.xoffset;
@ -1215,6 +1279,7 @@ static void uninit(void)
vt_set_textarea(0, fb_orig_vinfo.yres);
close(fb_tty_fd);
close(fb_dev_fd);
munmap(frame_buffer, fb_size);
if(frame_buffer) munmap(frame_buffer, fb_size);
if(vidix_name) vidix_term();
}