src/gallium/state_trackers/vdpau/surface.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 Thomas Balling Sørensen.
   4  * Copyright 2011 Christian König.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29 #include <assert.h>
  30
  31 #include "pipe/p_state.h"
  32
  33 #include "util/u_memory.h"
  34 #include "util/u_debug.h"
  35 #include "util/u_rect.h"
  36
  37 #include "vdpau_private.h"
  38
  39 /**
  40  * Create a VdpVideoSurface.
  41  */
  42 VdpStatus
  43 vlVdpVideoSurfaceCreate(VdpDevice device, VdpChromaType chroma_type,
  44                         uint32_t width, uint32_t height,
  45                         VdpVideoSurface *surface)
  46 {
  47    struct pipe_video_buffer tmpl;
  48    vlVdpSurface *p_surf;
  49    VdpStatus ret;
  50
  51    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Creating a surface\n");
  52
  53    if (!(width && height)) {
  54       ret = VDP_STATUS_INVALID_SIZE;
  55       goto inv_size;
  56    }
  57
  58    if (!vlCreateHTAB()) {
  59       ret = VDP_STATUS_RESOURCES;
  60       goto no_htab;
  61    }
  62
  63    p_surf = CALLOC(1, sizeof(vlVdpSurface));
  64    if (!p_surf) {
  65       ret = VDP_STATUS_RESOURCES;
  66       goto no_res;
  67    }
  68
  69    vlVdpDevice *dev = vlGetDataHTAB(device);
  70    if (!dev) {
  71       ret = VDP_STATUS_INVALID_HANDLE;
  72       goto inv_device;
  73    }
  74
  75    p_surf->device = dev;
  76    memset(&tmpl, 0, sizeof(tmpl));
  77    tmpl.buffer_format = PIPE_FORMAT_YV12;
  78    tmpl.chroma_format = ChromaToPipe(chroma_type);
  79    tmpl.width = width;
  80    tmpl.height = height;
  81    p_surf->video_buffer = dev->context->pipe->create_video_buffer
  82    (
  83       dev->context->pipe,
  84       &tmpl
  85    );
  86
  87    *surface = vlAddDataHTAB(p_surf);
  88    if (*surface == 0) {
  89       ret = VDP_STATUS_ERROR;
  90       goto no_handle;
  91    }
  92
  93    return VDP_STATUS_OK;
  94
  95 no_handle:
  96    p_surf->video_buffer->destroy(p_surf->video_buffer);
  97
  98 inv_device:
  99    FREE(p_surf);
 100
 101 no_res:
 102 no_htab:
 103 inv_size:
 104    return ret;
 105 }
 106
 107 /**
 108  * Destroy a VdpVideoSurface.
 109  */
 110 VdpStatus
 111 vlVdpVideoSurfaceDestroy(VdpVideoSurface surface)
 112 {
 113    vlVdpSurface *p_surf;
 114
 115    p_surf = (vlVdpSurface *)vlGetDataHTAB((vlHandle)surface);
 116    if (!p_surf)
 117       return VDP_STATUS_INVALID_HANDLE;
 118
 119    if (p_surf->video_buffer)
 120       p_surf->video_buffer->destroy(p_surf->video_buffer);
 121
 122    FREE(p_surf);
 123    return VDP_STATUS_OK;
 124 }
 125
 126 /**
 127  * Retrieve the parameters used to create a VdpVideoSurface.
 128  */
 129 VdpStatus
 130 vlVdpVideoSurfaceGetParameters(VdpVideoSurface surface,
 131                                VdpChromaType *chroma_type,
 132                                uint32_t *width, uint32_t *height)
 133 {
 134    if (!(width && height && chroma_type))
 135       return VDP_STATUS_INVALID_POINTER;
 136
 137    vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 138    if (!p_surf)
 139       return VDP_STATUS_INVALID_HANDLE;
 140
 141    *width = p_surf->video_buffer->width;
 142    *height = p_surf->video_buffer->height;
 143    *chroma_type = PipeToChroma(p_surf->video_buffer->chroma_format);
 144
 145    return VDP_STATUS_OK;
 146 }
 147
 148 /**
 149  * Copy image data from a VdpVideoSurface to application memory in a specified
 150  * YCbCr format.
 151  */
 152 VdpStatus
 153 vlVdpVideoSurfaceGetBitsYCbCr(VdpVideoSurface surface,
 154                               VdpYCbCrFormat destination_ycbcr_format,
 155                               void *const *destination_data,
 156                               uint32_t const *destination_pitches)
 157 {
 158    if (!vlCreateHTAB())
 159       return VDP_STATUS_RESOURCES;
 160
 161    vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 162    if (!p_surf)
 163       return VDP_STATUS_INVALID_HANDLE;
 164
 165    //if (!p_surf->psurface)
 166    //   return VDP_STATUS_RESOURCES;
 167
 168    //return VDP_STATUS_OK;
 169    return VDP_STATUS_NO_IMPLEMENTATION;
 170 }
 171
 172 /**
 173  * Copy image data from application memory in a specific YCbCr format to
 174  * a VdpVideoSurface.
 175  */
 176 VdpStatus
 177 vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
 178                               VdpYCbCrFormat source_ycbcr_format,
 179                               void const *const *source_data,
 180                               uint32_t const *source_pitches)
 181 {
 182    enum pipe_format pformat = FormatYCBCRToPipe(source_ycbcr_format);
 183    struct pipe_context *pipe;
 184    struct pipe_sampler_view **sampler_views;
 185    unsigned i;
 186
 187    if (!vlCreateHTAB())
 188       return VDP_STATUS_RESOURCES;
 189
 190    vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 191    if (!p_surf)
 192       return VDP_STATUS_INVALID_HANDLE;
 193
 194    pipe = p_surf->device->context->pipe;
 195    if (!pipe)
 196       return VDP_STATUS_INVALID_HANDLE;
 197
 198    if (p_surf->video_buffer == NULL || pformat != p_surf->video_buffer->buffer_format) {
 199       assert(0); // TODO Recreate resource
 200       return VDP_STATUS_NO_IMPLEMENTATION;
 201    }
 202
 203    sampler_views = p_surf->video_buffer->get_sampler_view_planes(p_surf->video_buffer);
 204    if (!sampler_views)
 205       return VDP_STATUS_RESOURCES;
 206
 207    for (i = 0; i < 3; ++i) { //TODO put nr of planes into util format
 208       struct pipe_sampler_view *sv = sampler_views[i ? i ^ 3 : 0];
 209       struct pipe_box dst_box = { 0, 0, 0, sv->texture->width0, sv->texture->height0, 1 };
 210
 211       struct pipe_transfer *transfer;
 212       void *map;
 213
 214       transfer = pipe->get_transfer(pipe, sv->texture, 0, PIPE_TRANSFER_WRITE, &dst_box);
 215       if (!transfer)
 216          return VDP_STATUS_RESOURCES;
 217
 218       map = pipe->transfer_map(pipe, transfer);
 219       if (map) {
 220          util_copy_rect(map, sv->texture->format, transfer->stride, 0, 0,
 221                         dst_box.width, dst_box.height,
 222                         source_data[i], source_pitches[i], 0, 0);
 223
 224          pipe->transfer_unmap(pipe, transfer);
 225       }
 226
 227       pipe->transfer_destroy(pipe, transfer);
 228    }
 229
 230    return VDP_STATUS_OK;
 231 }