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/*
* Copyright (c) 2015 Jens Kuske <jenskuske@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <errno.h>
#include <fcntl.h>
#include <stdlib.h>
#include <stdint.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include "kernel-headers/drv_display.h"
#include "vdpau_private.h"
#include "sunxi_disp.h"
struct sunxi_disp1_5_private
{
struct sunxi_disp pub;
int fd;
disp_layer_info video_info;
int layer_id;
unsigned int screen_width;
};
static void sunxi_disp1_5_close(struct sunxi_disp *sunxi_disp);
static int sunxi_disp1_5_set_video_layer(struct sunxi_disp *sunxi_disp, int x, int y, int width, int height, output_surface_ctx_t *surface);
static void sunxi_disp1_5_close_video_layer(struct sunxi_disp *sunxi_disp);
static int sunxi_disp1_5_set_osd_layer(struct sunxi_disp *sunxi_disp, int x, int y, int width, int height, output_surface_ctx_t *surface);
static void sunxi_disp1_5_close_osd_layer(struct sunxi_disp *sunxi_disp);
struct sunxi_disp *sunxi_disp1_5_open(int osd_enabled)
{
struct sunxi_disp1_5_private *disp = calloc(1, sizeof(*disp));
disp->fd = open("/dev/disp", O_RDWR);
if (disp->fd == -1)
goto err_open;
unsigned long args[3] = { 0, 0, (unsigned long) &disp->video_info };
disp->layer_id = 1;
args[1] = disp->layer_id;
disp->video_info.mode = DISP_LAYER_WORK_MODE_SCALER;
disp->video_info.alpha_mode = 1;
disp->video_info.alpha_value = 255;
disp->video_info.pipe = 1;
disp->video_info.ck_enable = 0;
disp->video_info.b_trd_out = 0;
disp->video_info.zorder = 1;
if (ioctl(disp->fd, DISP_CMD_LAYER_DISABLE, args))
goto err_video_layer;
if (ioctl(disp->fd, DISP_CMD_LAYER_SET_INFO, args))
goto err_video_layer;
disp->screen_width = ioctl(disp->fd, DISP_CMD_GET_SCN_WIDTH, args);
disp->pub.close = sunxi_disp1_5_close;
disp->pub.set_video_layer = sunxi_disp1_5_set_video_layer;
disp->pub.close_video_layer = sunxi_disp1_5_close_video_layer;
disp->pub.set_osd_layer = sunxi_disp1_5_set_osd_layer;
disp->pub.close_osd_layer = sunxi_disp1_5_close_osd_layer;
return (struct sunxi_disp *)disp;
err_video_layer:
close(disp->fd);
err_open:
free(disp);
return NULL;
}
static void sunxi_disp1_5_close(struct sunxi_disp *sunxi_disp)
{
struct sunxi_disp1_5_private *disp = (struct sunxi_disp1_5_private *)sunxi_disp;
unsigned long args[2] = { 0, disp->layer_id };
ioctl(disp->fd, DISP_CMD_LAYER_DISABLE, args);
close(disp->fd);
free(sunxi_disp);
}
static int sunxi_disp1_5_set_video_layer(struct sunxi_disp *sunxi_disp, int x, int y, int width, int height, output_surface_ctx_t *surface)
{
struct sunxi_disp1_5_private *disp = (struct sunxi_disp1_5_private *)sunxi_disp;
disp_window src = { .x = surface->video_src_rect.x0, .y = surface->video_src_rect.y0,
.width = surface->video_src_rect.x1 - surface->video_src_rect.x0,
.height = surface->video_src_rect.y1 - surface->video_src_rect.y0 };
disp_window scn = { .x = x + surface->video_dst_rect.x0, .y = y + surface->video_dst_rect.y0,
.width = surface->video_dst_rect.x1 - surface->video_dst_rect.x0,
.height = surface->video_dst_rect.y1 - surface->video_dst_rect.y0 };
if (scn.y < 0)
{
int scn_clip = -scn.y;
int src_clip = scn_clip * src.height / scn.height;
scn.y = 0;
scn.height -= scn_clip;
src.y += src_clip;
src.height -= src_clip;
}
if (scn.x < 0)
{
int scn_clip = -scn.x;
int src_clip = scn_clip * src.width / scn.width;
scn.x = 0;
scn.width -= scn_clip;
src.x += src_clip;
src.width -= src_clip;
}
if (scn.x + scn.width > disp->screen_width)
{
int scn_clip = scn.x + scn.width - disp->screen_width;
int src_clip = scn_clip * src.width / scn.width;
scn.width -= scn_clip;
src.width -= src_clip;
}
unsigned long args[3] = { 0, disp->layer_id, (unsigned long)(&disp->video_info) };
switch (surface->vs->source_format)
{
case VDP_YCBCR_FORMAT_YUYV:
disp->video_info.fb.format = DISP_FORMAT_YUV422_I_YUYV;
break;
case VDP_YCBCR_FORMAT_UYVY:
disp->video_info.fb.format = DISP_FORMAT_YUV422_I_UYVY;
break;
case VDP_YCBCR_FORMAT_NV12:
disp->video_info.fb.format = DISP_FORMAT_YUV420_SP_UVUV;
break;
case INTERNAL_YCBCR_FORMAT:
disp->video_info.fb.format = DISP_FORMAT_YUV420_SP_TILE_UVUV;
break;
case VDP_YCBCR_FORMAT_YV12:
default:
disp->video_info.fb.format = DISP_FORMAT_YUV420_P;
break;
}
disp->video_info.fb.addr[0] = cedrus_mem_get_phys_addr(surface->yuv->data);
disp->video_info.fb.addr[1] = cedrus_mem_get_phys_addr(surface->yuv->data) + surface->vs->luma_size;
disp->video_info.fb.addr[2] = cedrus_mem_get_phys_addr(surface->yuv->data) + surface->vs->luma_size + surface->vs->chroma_size / 2;
disp->video_info.fb.size.width = surface->vs->width;
disp->video_info.fb.size.height = surface->vs->height;
disp->video_info.fb.src_win = src;
disp->video_info.screen_win = scn;
disp->video_info.fb.pre_multiply = 1;
if (ioctl(disp->fd, DISP_CMD_LAYER_ENABLE, args))
return -EINVAL;
if (ioctl(disp->fd, DISP_CMD_LAYER_SET_INFO, args))
return -EINVAL;
return 0;
}
static void sunxi_disp1_5_close_video_layer(struct sunxi_disp *sunxi_disp)
{
struct sunxi_disp1_5_private *disp = (struct sunxi_disp1_5_private *)sunxi_disp;
unsigned long args[2] = { 0, disp->layer_id };
ioctl(disp->fd, DISP_CMD_LAYER_DISABLE, args);
}
static int sunxi_disp1_5_set_osd_layer(struct sunxi_disp *sunxi_disp, int x, int y, int width, int height, output_surface_ctx_t *surface)
{
return -ENOTSUP;
}
static void sunxi_disp1_5_close_osd_layer(struct sunxi_disp *sunxi_disp)
{
return;
}
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