src/gallium/state_trackers/vdpau/mixer.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 Thomas Balling Sørensen.
   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_debug.h"
  32
  33 #include "vl/vl_csc.h"
  34
  35 #include "vdpau_private.h"
  36
  37 /**
  38  * Create a VdpVideoMixer.
  39  */
  40 VdpStatus
  41 vlVdpVideoMixerCreate(VdpDevice device,
  42                       uint32_t feature_count,
  43                       VdpVideoMixerFeature const *features,
  44                       uint32_t parameter_count,
  45                       VdpVideoMixerParameter const *parameters,
  46                       void const *const *parameter_values,
  47                       VdpVideoMixer *mixer)
  48 {
  49    vlVdpVideoMixer *vmixer = NULL;
  50    VdpStatus ret;
  51    float csc[16];
  52
  53    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Creating VideoMixer\n");
  54
  55    vlVdpDevice *dev = vlGetDataHTAB(device);
  56    if (!dev)
  57       return VDP_STATUS_INVALID_HANDLE;
  58
  59    vmixer = CALLOC(1, sizeof(vlVdpVideoMixer));
  60    if (!vmixer)
  61       return VDP_STATUS_RESOURCES;
  62
  63    vmixer->device = dev;
  64    vl_compositor_init(&vmixer->compositor, dev->context->pipe);
  65
  66    vl_csc_get_matrix
  67    (
  68       debug_get_bool_option("G3DVL_NO_CSC", FALSE) ?
  69       VL_CSC_COLOR_STANDARD_IDENTITY : VL_CSC_COLOR_STANDARD_BT_601,
  70       NULL, true, csc
  71    );
  72    vl_compositor_set_csc_matrix(&vmixer->compositor, csc);
  73
  74    /*
  75     * TODO: Handle features and parameters
  76     */
  77
  78    *mixer = vlAddDataHTAB(vmixer);
  79    if (*mixer == 0) {
  80       ret = VDP_STATUS_ERROR;
  81       goto no_handle;
  82    }
  83
  84    return VDP_STATUS_OK;
  85
  86 no_handle:
  87    return ret;
  88 }
  89
  90 /**
  91  * Destroy a VdpVideoMixer.
  92  */
  93 VdpStatus
  94 vlVdpVideoMixerDestroy(VdpVideoMixer mixer)
  95 {
  96    vlVdpVideoMixer *vmixer;
  97
  98    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Destroying VideoMixer\n");
  99
 100    vmixer = vlGetDataHTAB(mixer);
 101    if (!vmixer)
 102       return VDP_STATUS_INVALID_HANDLE;
 103
 104    vl_compositor_cleanup(&vmixer->compositor);
 105
 106    FREE(vmixer);
 107
 108    return VDP_STATUS_OK;
 109 }
 110
 111 /**
 112  * Enable or disable features.
 113  */
 114 VdpStatus
 115 vlVdpVideoMixerSetFeatureEnables(VdpVideoMixer mixer,
 116                                  uint32_t feature_count,
 117                                  VdpVideoMixerFeature const *features,
 118                                  VdpBool const *feature_enables)
 119 {
 120    VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Setting VideoMixer features\n");
 121
 122    if (!(features && feature_enables))
 123       return VDP_STATUS_INVALID_POINTER;
 124
 125    vlVdpVideoMixer *vmixer = vlGetDataHTAB(mixer);
 126    if (!vmixer)
 127       return VDP_STATUS_INVALID_HANDLE;
 128
 129    /*
 130     * TODO: Set features
 131     */
 132
 133    return VDP_STATUS_OK;
 134 }
 135
 136 /**
 137  * Perform a video post-processing and compositing operation.
 138  */
 139 VdpStatus vlVdpVideoMixerRender(VdpVideoMixer mixer,
 140                                 VdpOutputSurface background_surface,
 141                                 VdpRect const *background_source_rect,
 142                                 VdpVideoMixerPictureStructure current_picture_structure,
 143                                 uint32_t video_surface_past_count,
 144                                 VdpVideoSurface const *video_surface_past,
 145                                 VdpVideoSurface video_surface_current,
 146                                 uint32_t video_surface_future_count,
 147                                 VdpVideoSurface const *video_surface_future,
 148                                 VdpRect const *video_source_rect,
 149                                 VdpOutputSurface destination_surface,
 150                                 VdpRect const *destination_rect,
 151                                 VdpRect const *destination_video_rect,
 152                                 uint32_t layer_count,
 153                                 VdpLayer const *layers)
 154 {
 155    struct pipe_video_rect src_rect;
 156
 157    vlVdpVideoMixer *vmixer;
 158    vlVdpSurface *surf;
 159    vlVdpOutputSurface *dst;
 160
 161    vmixer = vlGetDataHTAB(mixer);
 162    if (!vmixer)
 163       return VDP_STATUS_INVALID_HANDLE;
 164
 165    surf = vlGetDataHTAB(video_surface_current);
 166    if (!surf)
 167       return VDP_STATUS_INVALID_HANDLE;
 168
 169    dst = vlGetDataHTAB(destination_surface);
 170    if (!dst)
 171       return VDP_STATUS_INVALID_HANDLE;
 172
 173    vl_compositor_clear_layers(&vmixer->compositor);
 174    vl_compositor_set_buffer_layer(&vmixer->compositor, 0, surf->video_buffer,
 175                                   RectToPipe(video_source_rect, &src_rect), NULL);
 176    vl_compositor_render(&vmixer->compositor, dst->surface, NULL, NULL, false);
 177
 178    return VDP_STATUS_OK;
 179 }
 180
 181 /**
 182  * Set attribute values.
 183  */
 184 VdpStatus
 185 vlVdpVideoMixerSetAttributeValues(VdpVideoMixer mixer,
 186                                   uint32_t attribute_count,
 187                                   VdpVideoMixerAttribute const *attributes,
 188                                   void const *const *attribute_values)
 189 {
 190    if (!(attributes && attribute_values))
 191       return VDP_STATUS_INVALID_POINTER;
 192
 193    vlVdpVideoMixer *vmixer = vlGetDataHTAB(mixer);
 194    if (!vmixer)
 195       return VDP_STATUS_INVALID_HANDLE;
 196
 197    /*
 198     * TODO: Implement the function
 199     */
 200
 201    return VDP_STATUS_OK;
 202 }
 203
 204 /**
 205  * Retrieve whether features were requested at creation time.
 206  */
 207 VdpStatus
 208 vlVdpVideoMixerGetFeatureSupport(VdpVideoMixer mixer,
 209                                  uint32_t feature_count,
 210                                  VdpVideoMixerFeature const *features,
 211                                  VdpBool *feature_supports)
 212 {
 213    return VDP_STATUS_NO_IMPLEMENTATION;
 214 }
 215
 216 /**
 217  * Retrieve whether features are enabled.
 218  */
 219 VdpStatus
 220 vlVdpVideoMixerGetFeatureEnables(VdpVideoMixer mixer,
 221                                  uint32_t feature_count,
 222                                  VdpVideoMixerFeature const *features,
 223                                  VdpBool *feature_enables)
 224 {
 225    return VDP_STATUS_NO_IMPLEMENTATION;
 226 }
 227
 228 /**
 229  * Retrieve parameter values given at creation time.
 230  */
 231 VdpStatus
 232 vlVdpVideoMixerGetParameterValues(VdpVideoMixer mixer,
 233                                   uint32_t parameter_count,
 234                                   VdpVideoMixerParameter const *parameters,
 235                                   void *const *parameter_values)
 236 {
 237    return VDP_STATUS_NO_IMPLEMENTATION;
 238 }
 239
 240 /**
 241  * Retrieve current attribute values.
 242  */
 243 VdpStatus
 244 vlVdpVideoMixerGetAttributeValues(VdpVideoMixer mixer,
 245                                   uint32_t attribute_count,
 246                                   VdpVideoMixerAttribute const *attributes,
 247                                   void *const *attribute_values)
 248 {
 249    return VDP_STATUS_NO_IMPLEMENTATION;
 250 }
 251
 252 /**
 253  * Generate a color space conversion matrix.
 254  */
 255 VdpStatus
 256 vlVdpGenerateCSCMatrix(VdpProcamp *procamp,
 257                        VdpColorStandard standard,
 258                        VdpCSCMatrix *csc_matrix)
 259 {
 260    float matrix[16];
 261    enum VL_CSC_COLOR_STANDARD vl_std;
 262    struct vl_procamp camp;
 263
 264    if (!(csc_matrix && procamp))
 265       return VDP_STATUS_INVALID_POINTER;
 266
 267    if (procamp->struct_version > VDP_PROCAMP_VERSION)
 268       return VDP_STATUS_INVALID_STRUCT_VERSION;
 269
 270    switch (standard) {
 271       case VDP_COLOR_STANDARD_ITUR_BT_601: vl_std = VL_CSC_COLOR_STANDARD_BT_601; break;
 272       case VDP_COLOR_STANDARD_ITUR_BT_709: vl_std = VL_CSC_COLOR_STANDARD_BT_709; break;
 273       case VDP_COLOR_STANDARD_SMPTE_240M:  vl_std = VL_CSC_COLOR_STANDARD_SMPTE_240M; break;
 274       default: return VDP_STATUS_INVALID_COLOR_STANDARD;
 275    }
 276    camp.brightness = procamp->brightness;
 277    camp.contrast = procamp->contrast;
 278    camp.saturation = procamp->saturation;
 279    camp.hue = procamp->hue;
 280    vl_csc_get_matrix(vl_std, &camp, 1, matrix);
 281    memcpy(csc_matrix, matrix, sizeof(float)*12);
 282    return VDP_STATUS_OK;
 283 }