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      1 /**************************************************************************
      2  *
      3  * Copyright 2010 Thomas Balling Srensen.
      4  * All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the
      8  * "Software"), to deal in the Software without restriction, including
      9  * without limitation the rights to use, copy, modify, merge, publish,
     10  * distribute, sub license, and/or sell copies of the Software, and to
     11  * permit persons to whom the Software is furnished to do so, subject to
     12  * the following conditions:
     13  *
     14  * The above copyright notice and this permission notice (including the
     15  * next paragraph) shall be included in all copies or substantial portions
     16  * of the Software.
     17  *
     18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
     19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
     21  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
     22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
     25  *
     26  **************************************************************************/
     27 
     28 #include <vdpau/vdpau.h>
     29 
     30 #include "util/u_memory.h"
     31 #include "util/u_sampler.h"
     32 
     33 #include "vdpau_private.h"
     34 
     35 /**
     36  * Create a VdpBitmapSurface.
     37  */
     38 VdpStatus
     39 vlVdpBitmapSurfaceCreate(VdpDevice device,
     40                          VdpRGBAFormat rgba_format,
     41                          uint32_t width, uint32_t height,
     42                          VdpBool frequently_accessed,
     43                          VdpBitmapSurface *surface)
     44 {
     45    struct pipe_context *pipe;
     46    struct pipe_resource res_tmpl, *res;
     47    struct pipe_sampler_view sv_templ;
     48 
     49    vlVdpBitmapSurface *vlsurface = NULL;
     50 
     51    if (!(width && height))
     52       return VDP_STATUS_INVALID_SIZE;
     53 
     54    vlVdpDevice *dev = vlGetDataHTAB(device);
     55    if (!dev)
     56       return VDP_STATUS_INVALID_HANDLE;
     57 
     58    pipe = dev->context;
     59    if (!pipe)
     60       return VDP_STATUS_INVALID_HANDLE;
     61 
     62    if (!surface)
     63       return VDP_STATUS_INVALID_POINTER;
     64 
     65    vlsurface = CALLOC(1, sizeof(vlVdpBitmapSurface));
     66    if (!vlsurface)
     67       return VDP_STATUS_RESOURCES;
     68 
     69    vlsurface->device = dev;
     70 
     71    memset(&res_tmpl, 0, sizeof(res_tmpl));
     72    res_tmpl.target = PIPE_TEXTURE_2D;
     73    res_tmpl.format = FormatRGBAToPipe(rgba_format);
     74    res_tmpl.width0 = width;
     75    res_tmpl.height0 = height;
     76    res_tmpl.depth0 = 1;
     77    res_tmpl.array_size = 1;
     78    res_tmpl.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
     79    res_tmpl.usage = frequently_accessed ? PIPE_USAGE_DYNAMIC : PIPE_USAGE_STATIC;
     80 
     81    pipe_mutex_lock(dev->mutex);
     82    res = pipe->screen->resource_create(pipe->screen, &res_tmpl);
     83    if (!res) {
     84       pipe_mutex_unlock(dev->mutex);
     85       FREE(dev);
     86       return VDP_STATUS_RESOURCES;
     87    }
     88 
     89    vlVdpDefaultSamplerViewTemplate(&sv_templ, res);
     90    vlsurface->sampler_view = pipe->create_sampler_view(pipe, res, &sv_templ);
     91 
     92    pipe_resource_reference(&res, NULL);
     93    pipe_mutex_unlock(dev->mutex);
     94 
     95    if (!vlsurface->sampler_view) {
     96       FREE(dev);
     97       return VDP_STATUS_RESOURCES;
     98    }
     99 
    100    *surface = vlAddDataHTAB(vlsurface);
    101    if (*surface == 0) {
    102       FREE(dev);
    103       return VDP_STATUS_ERROR;
    104    }
    105 
    106    return VDP_STATUS_OK;
    107 }
    108 
    109 /**
    110  * Destroy a VdpBitmapSurface.
    111  */
    112 VdpStatus
    113 vlVdpBitmapSurfaceDestroy(VdpBitmapSurface surface)
    114 {
    115    vlVdpBitmapSurface *vlsurface;
    116 
    117    vlsurface = vlGetDataHTAB(surface);
    118    if (!vlsurface)
    119       return VDP_STATUS_INVALID_HANDLE;
    120 
    121    pipe_mutex_lock(vlsurface->device->mutex);
    122    pipe_sampler_view_reference(&vlsurface->sampler_view, NULL);
    123    pipe_mutex_unlock(vlsurface->device->mutex);
    124 
    125    vlRemoveDataHTAB(surface);
    126    FREE(vlsurface);
    127 
    128    return VDP_STATUS_OK;
    129 }
    130 
    131 /**
    132  * Retrieve the parameters used to create a VdpBitmapSurface.
    133  */
    134 VdpStatus
    135 vlVdpBitmapSurfaceGetParameters(VdpBitmapSurface surface,
    136                                 VdpRGBAFormat *rgba_format,
    137                                 uint32_t *width, uint32_t *height,
    138                                 VdpBool *frequently_accessed)
    139 {
    140    vlVdpBitmapSurface *vlsurface;
    141    struct pipe_resource *res;
    142 
    143    vlsurface = vlGetDataHTAB(surface);
    144    if (!vlsurface)
    145       return VDP_STATUS_INVALID_HANDLE;
    146 
    147    if (!(rgba_format && width && height && frequently_accessed))
    148       return VDP_STATUS_INVALID_POINTER;
    149 
    150    res = vlsurface->sampler_view->texture;
    151    *rgba_format = PipeToFormatRGBA(res->format);
    152    *width = res->width0;
    153    *height = res->height0;
    154    *frequently_accessed = res->usage == PIPE_USAGE_DYNAMIC;
    155 
    156    return VDP_STATUS_OK;
    157 }
    158 
    159 /**
    160  * Copy image data from application memory in the surface's native format to
    161  * a VdpBitmapSurface.
    162  */
    163 VdpStatus
    164 vlVdpBitmapSurfacePutBitsNative(VdpBitmapSurface surface,
    165                                 void const *const *source_data,
    166                                 uint32_t const *source_pitches,
    167                                 VdpRect const *destination_rect)
    168 {
    169    vlVdpBitmapSurface *vlsurface;
    170    struct pipe_box dst_box;
    171    struct pipe_context *pipe;
    172 
    173    vlsurface = vlGetDataHTAB(surface);
    174    if (!vlsurface)
    175       return VDP_STATUS_INVALID_HANDLE;
    176 
    177    if (!(source_data && source_pitches))
    178       return VDP_STATUS_INVALID_POINTER;
    179 
    180    pipe = vlsurface->device->context;
    181 
    182    pipe_mutex_lock(vlsurface->device->mutex);
    183 
    184    vlVdpResolveDelayedRendering(vlsurface->device, NULL, NULL);
    185 
    186    dst_box = RectToPipeBox(destination_rect, vlsurface->sampler_view->texture);
    187    pipe->transfer_inline_write(pipe, vlsurface->sampler_view->texture, 0,
    188                                PIPE_TRANSFER_WRITE, &dst_box, *source_data,
    189                                *source_pitches, 0);
    190 
    191    pipe_mutex_unlock(vlsurface->device->mutex);
    192 
    193    return VDP_STATUS_OK;
    194 }
    195