mirror of https://github.com/mpv-player/mpv
306 lines
7.9 KiB
C
306 lines
7.9 KiB
C
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#include "fastmemcpy.h"
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#include "../mmx_defs.h"
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#include "../postproc/rgb2rgb.h"
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// mga_vid drawing functions
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static int mga_next_frame=0;
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static mga_vid_config_t mga_vid_config;
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static uint8_t *vid_data, *frames[4];
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static int f = -1;
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static void draw_alpha(int x0,int y0, int w,int h, unsigned char* src, unsigned char *srca, int stride){
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int x,y;
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uint32_t bespitch = (mga_vid_config.src_width + 31) & ~31;
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switch(mga_vid_config.format){
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case MGA_VID_FORMAT_YV12:
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case MGA_VID_FORMAT_IYUV:
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case MGA_VID_FORMAT_I420:
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vo_draw_alpha_yv12(w,h,src,srca,stride,vid_data+bespitch*y0+x0,bespitch);
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break;
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case MGA_VID_FORMAT_YUY2:
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vo_draw_alpha_yuy2(w,h,src,srca,stride,vid_data+2*(bespitch*y0+x0),2*bespitch);
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break;
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case MGA_VID_FORMAT_UYVY:
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vo_draw_alpha_yuy2(w,h,src,srca,stride,vid_data+2*(bespitch*y0+x0)+1,2*bespitch);
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break;
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}
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}
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static int mga_set_video_eq( const vidix_video_eq_t *info)
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{
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uint32_t luma;
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float factor = 256.0 / 2000;
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luma = ((int)(info->brightness * factor) << 16) +
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((int)(info->contrast * factor) & 0xFFFF);
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if (ioctl(f,MGA_VID_SET_LUMA,luma)) {
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perror("Error in mga_vid_config ioctl()");
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printf("Could not set luma values in the kernel module!\n");
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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 int mga_get_video_eq( vidix_video_eq_t *info)
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{
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uint32_t luma;
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float factor = 2000.0 / 256;
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if (ioctl(f,MGA_VID_GET_LUMA,&luma)) {
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perror("Error in mga_vid_config ioctl()");
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printf("Could not get luma values from the kernel module!\n");
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return -1;
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}
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info->brightness = (luma >> 16) * factor;
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info->cap |= VEQ_CAP_BRIGHTNESS;
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info->contrast = (luma & 0xFFFF) * factor;
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info->cap |= VEQ_CAP_CONTRAST;
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return 0;
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}
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//static void
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//write_slice_g200(uint8_t *y,uint8_t *cr, uint8_t *cb,uint32_t slice_num)
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static void
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draw_slice_g200(uint8_t *image[], int stride[], int width,int height,int x,int y)
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{
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uint8_t *src;
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uint8_t *src2;
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uint8_t *dest;
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uint32_t bespitch,h,w;
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bespitch = (mga_vid_config.src_width + 31) & ~31;
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dest = vid_data + bespitch*y + x;
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mem2agpcpy_pic(dest, image[0], width, height, bespitch, stride[0]);
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width/=2;height/=2;x/=2;y/=2;
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dest = vid_data + bespitch*mga_vid_config.src_height + bespitch*y + 2*x;
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interleaveBytes(image[1],image[2],dest,
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width, height,
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stride[1], stride[2], bespitch);
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}
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static void
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draw_slice_g400(uint8_t *image[], int stride[], int w,int h,int x,int y)
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{
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uint8_t *src;
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uint8_t *dest;
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uint8_t *dest2;
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uint32_t bespitch,bespitch2;
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int i;
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bespitch = (mga_vid_config.src_width + 31) & ~31;
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bespitch2 = bespitch/2;
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dest = vid_data + bespitch * y + x;
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mem2agpcpy_pic(dest, image[0], w, h, bespitch, stride[0]);
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w/=2;h/=2;x/=2;y/=2;
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dest = vid_data + bespitch*mga_vid_config.src_height + bespitch2 * y + x;
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dest2= dest + bespitch2*mga_vid_config.src_height / 2;
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if(mga_vid_config.format==MGA_VID_FORMAT_YV12){
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// mga_vid's YV12 assumes Y,U,V order (insteda of Y,V,U) :(
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mem2agpcpy_pic(dest, image[1], w, h, bespitch2, stride[1]);
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mem2agpcpy_pic(dest2,image[2], w, h, bespitch2, stride[2]);
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} else {
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mem2agpcpy_pic(dest, image[2], w, h, bespitch2, stride[2]);
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mem2agpcpy_pic(dest2,image[1], w, h, bespitch2, stride[1]);
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}
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}
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static uint32_t
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draw_slice(uint8_t *src[], int stride[], int w,int h,int x,int y)
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{
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#if 0
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printf("vo: %p/%d %p/%d %p/%d %dx%d/%d;%d \n",
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src[0],stride[0],
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src[1],stride[1],
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src[2],stride[2],
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w,h,x,y);
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#endif
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if (mga_vid_config.card_type == MGA_G200)
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draw_slice_g200(src,stride,w,h,x,y);
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else
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draw_slice_g400(src,stride,w,h,x,y);
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return 0;
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}
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static void
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vo_mga_flip_page(void)
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{
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// printf("-- flip to %d --\n",mga_next_frame);
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#if 1
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ioctl(f,MGA_VID_FSEL,&mga_next_frame);
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mga_next_frame=(mga_next_frame+1)%mga_vid_config.num_frames;
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vid_data=frames[mga_next_frame];
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#endif
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}
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static void
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write_frame_yuy2(uint8_t *y)
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{
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int len=2*mga_vid_config.src_width;
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uint32_t bespitch = (mga_vid_config.src_width + 31) & ~31;
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mem2agpcpy_pic(vid_data, y, len, mga_vid_config.src_height, 2*bespitch, len);
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}
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static uint32_t
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draw_frame(uint8_t *src[])
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{
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switch(mga_vid_config.format){
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case MGA_VID_FORMAT_YUY2:
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case MGA_VID_FORMAT_UYVY:
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write_frame_yuy2(src[0]);break;
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}
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return 0;
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}
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static uint32_t
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get_image(mp_image_t *mpi){
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uint32_t bespitch = (mga_vid_config.src_width + 31) & ~31;
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uint32_t bespitch2 = bespitch/2;
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// printf("mga: get_image() called\n");
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if(mpi->type==MP_IMGTYPE_STATIC && mga_vid_config.num_frames>1) return VO_FALSE; // it is not static
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if(mpi->flags&MP_IMGFLAG_READABLE) return VO_FALSE; // slow video ram
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if(mga_vid_config.card_type == MGA_G200 && mpi->flags&MP_IMGFLAG_PLANAR) return VO_FALSE;
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// printf("width=%d vs. bespitch=%d, flags=0x%X \n",mpi->width,bespitch,mpi->flags);
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if((mpi->width==bespitch) ||
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(mpi->flags&(MP_IMGFLAG_ACCEPT_STRIDE|MP_IMGFLAG_ACCEPT_WIDTH))){
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// we're lucky or codec accepts stride => ok, let's go!
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if(mpi->flags&MP_IMGFLAG_PLANAR){
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mpi->planes[0]=vid_data;
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if(mpi->flags&MP_IMGFLAG_SWAPPED){
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mpi->planes[1]=vid_data + bespitch*mga_vid_config.src_height;
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mpi->planes[2]=mpi->planes[1] + bespitch2*mga_vid_config.src_height/2;
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} else {
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mpi->planes[2]=vid_data + bespitch*mga_vid_config.src_height;
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mpi->planes[1]=mpi->planes[2] + bespitch2*mga_vid_config.src_height/2;
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}
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mpi->width=mpi->stride[0]=bespitch;
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mpi->stride[1]=mpi->stride[2]=bespitch2;
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} else {
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mpi->planes[0]=vid_data;
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mpi->width=bespitch;
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mpi->stride[0]=mpi->width*(mpi->bpp/8);
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}
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mpi->flags|=MP_IMGFLAG_DIRECT;
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// printf("mga: get_image() SUCCESS -> Direct Rendering ENABLED\n");
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return VO_TRUE;
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}
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return VO_FALSE;
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}
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static uint32_t
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query_format(uint32_t format)
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{
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switch(format){
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case IMGFMT_YV12:
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case IMGFMT_I420:
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case IMGFMT_IYUV:
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case IMGFMT_YUY2:
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case IMGFMT_UYVY:
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// case IMGFMT_RGB|24:
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// case IMGFMT_BGR|24:
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return 3 | VFCAP_OSD|VFCAP_HWSCALE_UP|VFCAP_HWSCALE_DOWN;
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}
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return 0;
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}
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static void query_vaa(vo_vaa_t *vaa)
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{
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memset(vaa,0,sizeof(vo_vaa_t));
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vaa->get_video_eq = mga_get_video_eq;
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vaa->set_video_eq = mga_set_video_eq;
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}
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static uint32_t control(uint32_t request, void *data, ...)
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{
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switch (request) {
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case VOCTRL_QUERY_VAA:
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query_vaa((vo_vaa_t*)data);
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return VO_TRUE;
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case VOCTRL_QUERY_FORMAT:
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return query_format(*((uint32_t*)data));
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case VOCTRL_GET_IMAGE:
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return get_image(data);
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#ifdef VO_XMGA
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case VOCTRL_FULLSCREEN:
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vo_x11_fullscreen();
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return VO_TRUE;
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#endif
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}
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return VO_NOTIMPL;
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}
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static int mga_init(){
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char *frame_mem;
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mga_vid_config.num_frames=(vo_directrendering && !vo_doublebuffering)?1:3;
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mga_vid_config.version=MGA_VID_VERSION;
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if (ioctl(f,MGA_VID_CONFIG,&mga_vid_config))
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{
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perror("Error in mga_vid_config ioctl()");
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printf("Your mga_vid driver version is incompatible with this MPlayer version!\n");
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return -1;
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}
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ioctl(f,MGA_VID_ON,0);
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printf("[mga] Using %d buffers.\n",mga_vid_config.num_frames);
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frames[0] = (char*)mmap(0,mga_vid_config.frame_size*mga_vid_config.num_frames,PROT_WRITE,MAP_SHARED,f,0);
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frames[1] = frames[0] + 1*mga_vid_config.frame_size;
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frames[2] = frames[0] + 2*mga_vid_config.frame_size;
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frames[3] = frames[0] + 3*mga_vid_config.frame_size;
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mga_next_frame = 0;
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vid_data = frames[mga_next_frame];
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//clear the buffer
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memset(frames[0],0x80,mga_vid_config.frame_size*mga_vid_config.num_frames);
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return 0;
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}
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static int mga_uninit(){
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ioctl( f,MGA_VID_OFF,0 );
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munmap(frames[0],mga_vid_config.frame_size*mga_vid_config.num_frames);
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close(f);
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f = -1;
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}
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static uint32_t preinit(const char *arg)
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{
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char *devname=vo_subdevice?vo_subdevice:"/dev/mga_vid";
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f = open(devname,O_RDWR);
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if(f == -1)
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{
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perror("open");
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printf("Couldn't open %s\n",devname);
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return(-1);
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}
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return 0;
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}
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