~thopiekar/arm-mali/libvdpau-sunxi

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/*
 * Copyright (c) 2013 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 "vdpau_private.h"
#include <time.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <cedrus/cedrus.h>
#include <sys/ioctl.h>
#include "rgba.h"
#include "sunxi_disp.h"

static uint64_t get_time(void)
{
	struct timespec tp;

	if (clock_gettime(CLOCK_MONOTONIC, &tp) == -1)
		return 0;

	return (uint64_t)tp.tv_sec * 1000000000ULL + (uint64_t)tp.tv_nsec;
}

VdpStatus vdp_presentation_queue_target_create_x11(VdpDevice device,
                                                   Drawable drawable,
                                                   VdpPresentationQueueTarget *target)
{
	if (!target || !drawable)
		return VDP_STATUS_INVALID_POINTER;

	device_ctx_t *dev = handle_get(device);
	if (!dev)
		return VDP_STATUS_INVALID_HANDLE;

	queue_target_ctx_t *qt = handle_create(sizeof(*qt), target);
	if (!qt)
		return VDP_STATUS_RESOURCES;

	qt->drawable = drawable;
	XSetWindowBackground(dev->display, drawable, 0x000102);

	qt->disp = sunxi_disp_open(dev->osd_enabled);

	if (!qt->disp)
		qt->disp = sunxi_disp2_open(dev->osd_enabled);

	if (!qt->disp)
	{
		dev->osd_enabled = 0;
		qt->disp = sunxi_disp1_5_open(dev->osd_enabled);
	}

	if (!qt->disp)
		return VDP_STATUS_ERROR;

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_target_destroy(VdpPresentationQueueTarget presentation_queue_target)
{
	queue_target_ctx_t *qt = handle_get(presentation_queue_target);
	if (!qt)
		return VDP_STATUS_INVALID_HANDLE;

	qt->disp->close(qt->disp);

	handle_destroy(presentation_queue_target);

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_create(VdpDevice device,
                                        VdpPresentationQueueTarget presentation_queue_target,
                                        VdpPresentationQueue *presentation_queue)
{
	if (!presentation_queue)
		return VDP_STATUS_INVALID_POINTER;

	device_ctx_t *dev = handle_get(device);
	if (!dev)
		return VDP_STATUS_INVALID_HANDLE;

	queue_target_ctx_t *qt = handle_get(presentation_queue_target);
	if (!qt)
		return VDP_STATUS_INVALID_HANDLE;

	queue_ctx_t *q = handle_create(sizeof(*q), presentation_queue);
	if (!q)
		return VDP_STATUS_RESOURCES;

	q->target = qt;
	q->device = dev;

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_destroy(VdpPresentationQueue presentation_queue)
{
	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	handle_destroy(presentation_queue);

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_set_background_color(VdpPresentationQueue presentation_queue,
                                                      VdpColor *const background_color)
{
	if (!background_color)
		return VDP_STATUS_INVALID_POINTER;

	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	q->background.red = background_color->red;
	q->background.green = background_color->green;
	q->background.blue = background_color->blue;
	q->background.alpha = background_color->alpha;

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_get_background_color(VdpPresentationQueue presentation_queue,
                                                      VdpColor *const background_color)
{
	if (!background_color)
		return VDP_STATUS_INVALID_POINTER;

	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	background_color->red = q->background.red;
	background_color->green = q->background.green;
	background_color->blue = q->background.blue;
	background_color->alpha = q->background.alpha;

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_get_time(VdpPresentationQueue presentation_queue,
                                          VdpTime *current_time)
{
	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	*current_time = get_time();
	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_display(VdpPresentationQueue presentation_queue,
                                         VdpOutputSurface surface,
                                         uint32_t clip_width,
                                         uint32_t clip_height,
                                         VdpTime earliest_presentation_time)
{
	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	output_surface_ctx_t *os = handle_get(surface);
	if (!os)
		return VDP_STATUS_INVALID_HANDLE;

	if (earliest_presentation_time != 0)
		VDPAU_DBG_ONCE("Presentation time not supported");

	Window c;
	int x,y;
	XTranslateCoordinates(q->device->display, q->target->drawable, RootWindow(q->device->display, q->device->screen), 0, 0, &x, &y, &c);
	XClearWindow(q->device->display, q->target->drawable);

	if (os->vs)
		q->target->disp->set_video_layer(q->target->disp, x, y, clip_width, clip_height, os);
	else
		q->target->disp->close_video_layer(q->target->disp);

	if (!q->device->osd_enabled)
		return VDP_STATUS_OK;

	if (os->rgba.flags & RGBA_FLAG_NEEDS_CLEAR)
		rgba_clear(&os->rgba);

	if (os->rgba.flags & RGBA_FLAG_DIRTY)
	{
		rgba_flush(&os->rgba);

		q->target->disp->set_osd_layer(q->target->disp, x, y, clip_width, clip_height, os);
	}
	else
	{
		q->target->disp->close_osd_layer(q->target->disp);
	}

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_block_until_surface_idle(VdpPresentationQueue presentation_queue,
                                                          VdpOutputSurface surface,
                                                          VdpTime *first_presentation_time)
{
	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	output_surface_ctx_t *out = handle_get(surface);
	if (!out)
		return VDP_STATUS_INVALID_HANDLE;

	*first_presentation_time = get_time();

	return VDP_STATUS_OK;
}

VdpStatus vdp_presentation_queue_query_surface_status(VdpPresentationQueue presentation_queue,
                                                      VdpOutputSurface surface,
                                                      VdpPresentationQueueStatus *status,
                                                      VdpTime *first_presentation_time)
{
	queue_ctx_t *q = handle_get(presentation_queue);
	if (!q)
		return VDP_STATUS_INVALID_HANDLE;

	output_surface_ctx_t *out = handle_get(surface);
	if (!out)
		return VDP_STATUS_INVALID_HANDLE;

	*status = VDP_PRESENTATION_QUEUE_STATUS_VISIBLE;
	*first_presentation_time = get_time();

	return VDP_STATUS_OK;
}