forked from linux-sunxi/libvdpau-sunxi
/
surface_video.c
174 lines (136 loc) · 4.37 KB
/
surface_video.c
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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 <string.h>
#include "vdpau_private.h"
#include "ve.h"
VdpStatus vdp_video_surface_create(VdpDevice device, VdpChromaType chroma_type, uint32_t width, uint32_t height, VdpVideoSurface *surface)
{
if (!surface)
return VDP_STATUS_INVALID_POINTER;
if (!width || !height)
return VDP_STATUS_INVALID_SIZE;
device_ctx_t *dev = handle_get(device);
if (!dev)
return VDP_STATUS_INVALID_HANDLE;
video_surface_ctx_t *vs = calloc(1, sizeof(video_surface_ctx_t));
if (!vs)
return VDP_STATUS_RESOURCES;
vs->device = dev;
vs->width = width;
vs->height = height;
vs->chroma_type = chroma_type;
vs->plane_size = ((width + 63) & ~63) * ((height + 63) & ~63);
switch (chroma_type)
{
case VDP_CHROMA_TYPE_444:
vs->data = ve_malloc(vs->plane_size * 3);
break;
case VDP_CHROMA_TYPE_422:
vs->data = ve_malloc(vs->plane_size * 2);
break;
case VDP_CHROMA_TYPE_420:
vs->data = ve_malloc(vs->plane_size + (vs->plane_size / 2));
break;
default:
free(vs);
return VDP_STATUS_INVALID_CHROMA_TYPE;
}
if (!(vs->data))
{
free(vs);
return VDP_STATUS_RESOURCES;
}
int handle = handle_create(vs);
if (handle == -1)
{
free(vs);
return VDP_STATUS_RESOURCES;
}
*surface = handle;
return VDP_STATUS_OK;
}
VdpStatus vdp_video_surface_destroy(VdpVideoSurface surface)
{
video_surface_ctx_t *vs = handle_get(surface);
if (!vs)
return VDP_STATUS_INVALID_HANDLE;
if (vs->extra_data)
ve_free(vs->extra_data);
ve_free(vs->data);
handle_destroy(surface);
free(vs);
return VDP_STATUS_OK;
}
VdpStatus vdp_video_surface_get_parameters(VdpVideoSurface surface, VdpChromaType *chroma_type, uint32_t *width, uint32_t *height)
{
video_surface_ctx_t *vid = handle_get(surface);
if (!vid)
return VDP_STATUS_INVALID_HANDLE;
if (chroma_type)
*chroma_type = vid->chroma_type;
if (width)
*width = vid->width;
if (height)
*height = vid->height;
return VDP_STATUS_OK;
}
VdpStatus vdp_video_surface_get_bits_y_cb_cr(VdpVideoSurface surface, VdpYCbCrFormat destination_ycbcr_format, void *const *destination_data, uint32_t const *destination_pitches)
{
video_surface_ctx_t *vs = handle_get(surface);
if (!vs)
return VDP_STATUS_INVALID_HANDLE;
return VDP_STATUS_ERROR;
}
VdpStatus vdp_video_surface_put_bits_y_cb_cr(VdpVideoSurface surface, VdpYCbCrFormat source_ycbcr_format, void const *const *source_data, uint32_t const *source_pitches)
{
video_surface_ctx_t *vs = handle_get(surface);
if (!vs)
return VDP_STATUS_INVALID_HANDLE;
vs->source_format = source_ycbcr_format;
switch (source_ycbcr_format)
{
case VDP_YCBCR_FORMAT_YUYV:
case VDP_YCBCR_FORMAT_UYVY:
case VDP_YCBCR_FORMAT_Y8U8V8A8:
case VDP_YCBCR_FORMAT_V8U8Y8A8:
break;
case VDP_YCBCR_FORMAT_NV12:
break;
case VDP_YCBCR_FORMAT_YV12:
memcpy(vs->data, source_data[0], source_pitches[0] * vs->height);
memcpy(vs->data + vs->plane_size, source_data[1], source_pitches[1] * vs->height / 2);
memcpy(vs->data + vs->plane_size + (vs->plane_size / 4), source_data[2], source_pitches[2] * vs->height / 2);
break;
}
return VDP_STATUS_OK;
}
VdpStatus vdp_video_surface_query_capabilities(VdpDevice device, VdpChromaType surface_chroma_type, VdpBool *is_supported, uint32_t *max_width, uint32_t *max_height)
{
device_ctx_t *dev = handle_get(device);
if (!dev)
return VDP_STATUS_INVALID_HANDLE;
return VDP_STATUS_ERROR;
}
VdpStatus vdp_video_surface_query_get_put_bits_y_cb_cr_capabilities(VdpDevice device, VdpChromaType surface_chroma_type, VdpYCbCrFormat bits_ycbcr_format, VdpBool *is_supported)
{
device_ctx_t *dev = handle_get(device);
if (!dev)
return VDP_STATUS_INVALID_HANDLE;
return VDP_STATUS_ERROR;
}