mixer.c revision 9e51c200a78b8be8be195e0d82d69e952afd1343 
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 */
40VdpStatus
41vlVdpVideoMixerCreate(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
86no_handle:
87   return ret;
88}
89
90/**
91 * Destroy a VdpVideoMixer.
92 */
93VdpStatus
94vlVdpVideoMixerDestroy(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 */
114VdpStatus
115vlVdpVideoMixerSetFeatureEnables(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 */
139VdpStatus 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, dst_rect, dst_clip;
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,
177                        RectToPipe(destination_video_rect, &dst_rect),
178                        RectToPipe(destination_rect, &dst_clip),
179                        &dst->dirty_area);
180
181   return VDP_STATUS_OK;
182}
183
184/**
185 * Set attribute values.
186 */
187VdpStatus
188vlVdpVideoMixerSetAttributeValues(VdpVideoMixer mixer,
189                                  uint32_t attribute_count,
190                                  VdpVideoMixerAttribute const *attributes,
191                                  void const *const *attribute_values)
192{
193   if (!(attributes && attribute_values))
194      return VDP_STATUS_INVALID_POINTER;
195
196   vlVdpVideoMixer *vmixer = vlGetDataHTAB(mixer);
197   if (!vmixer)
198      return VDP_STATUS_INVALID_HANDLE;
199
200   /*
201    * TODO: Implement the function
202    */
203
204   return VDP_STATUS_OK;
205}
206
207/**
208 * Retrieve whether features were requested at creation time.
209 */
210VdpStatus
211vlVdpVideoMixerGetFeatureSupport(VdpVideoMixer mixer,
212                                 uint32_t feature_count,
213                                 VdpVideoMixerFeature const *features,
214                                 VdpBool *feature_supports)
215{
216   return VDP_STATUS_NO_IMPLEMENTATION;
217}
218
219/**
220 * Retrieve whether features are enabled.
221 */
222VdpStatus
223vlVdpVideoMixerGetFeatureEnables(VdpVideoMixer mixer,
224                                 uint32_t feature_count,
225                                 VdpVideoMixerFeature const *features,
226                                 VdpBool *feature_enables)
227{
228   return VDP_STATUS_NO_IMPLEMENTATION;
229}
230
231/**
232 * Retrieve parameter values given at creation time.
233 */
234VdpStatus
235vlVdpVideoMixerGetParameterValues(VdpVideoMixer mixer,
236                                  uint32_t parameter_count,
237                                  VdpVideoMixerParameter const *parameters,
238                                  void *const *parameter_values)
239{
240   return VDP_STATUS_NO_IMPLEMENTATION;
241}
242
243/**
244 * Retrieve current attribute values.
245 */
246VdpStatus
247vlVdpVideoMixerGetAttributeValues(VdpVideoMixer mixer,
248                                  uint32_t attribute_count,
249                                  VdpVideoMixerAttribute const *attributes,
250                                  void *const *attribute_values)
251{
252   return VDP_STATUS_NO_IMPLEMENTATION;
253}
254
255/**
256 * Generate a color space conversion matrix.
257 */
258VdpStatus
259vlVdpGenerateCSCMatrix(VdpProcamp *procamp,
260                       VdpColorStandard standard,
261                       VdpCSCMatrix *csc_matrix)
262{
263   float matrix[16];
264   enum VL_CSC_COLOR_STANDARD vl_std;
265   struct vl_procamp camp;
266
267   if (!(csc_matrix && procamp))
268      return VDP_STATUS_INVALID_POINTER;
269
270   if (procamp->struct_version > VDP_PROCAMP_VERSION)
271      return VDP_STATUS_INVALID_STRUCT_VERSION;
272
273   switch (standard) {
274      case VDP_COLOR_STANDARD_ITUR_BT_601: vl_std = VL_CSC_COLOR_STANDARD_BT_601; break;
275      case VDP_COLOR_STANDARD_ITUR_BT_709: vl_std = VL_CSC_COLOR_STANDARD_BT_709; break;
276      case VDP_COLOR_STANDARD_SMPTE_240M:  vl_std = VL_CSC_COLOR_STANDARD_SMPTE_240M; break;
277      default: return VDP_STATUS_INVALID_COLOR_STANDARD;
278   }
279   camp.brightness = procamp->brightness;
280   camp.contrast = procamp->contrast;
281   camp.saturation = procamp->saturation;
282   camp.hue = procamp->hue;
283   vl_csc_get_matrix(vl_std, &camp, 1, matrix);
284   memcpy(csc_matrix, matrix, sizeof(float)*12);
285   return VDP_STATUS_OK;
286}
287