git.oblomov.eu Git - nouveau/blob - src/vl_hwmc.c

   1 #ifdef HAVE_CONFIG_H
   2 #include "config.h"
   3 #endif
   4
   5 #include "vl_hwmc.h"
   6 #include <os.h>
   7 #include <X11/extensions/Xv.h>
   8 #include <X11/extensions/XvMC.h>
   9 #include <xf86.h>
  10 #include <fourcc.h>
  11
  12 #define FOURCC_RGB      0x0000003
  13 #define XVIMAGE_RGB                                                             \
  14 {                                                                               \
  15         FOURCC_RGB,                                                             \
  16         XvRGB,                                                                  \
  17         LSBFirst,                                                               \
  18         {                                                                       \
  19                 'R', 'G', 'B', 0x00,                                            \
  20                 0x00,0x00,0x00,0x10,0x80,0x00,0x00,0xAA,0x00,0x38,0x9B,0x71     \
  21         },                                                                      \
  22         32,                                                                     \
  23         XvPacked,                                                               \
  24         1,                                                                      \
  25         24, 0x00FF0000, 0x0000FF00, 0x000000FF,                                 \
  26         0, 0, 0,                                                                \
  27         0, 0, 0,                                                                \
  28         0, 0, 0,                                                                \
  29         {                                                                       \
  30                 'B','G','R','X',                                                \
  31                 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0         \
  32         },                                                                      \
  33         XvTopToBottom                                                           \
  34 }
  35
  36 static int subpicture_index_list[] =
  37 {
  38         FOURCC_RGB
  39 };
  40
  41 static XF86MCImageIDList subpicture_list =
  42 {
  43         1,
  44         subpicture_index_list
  45 };
  46
  47 static XF86MCSurfaceInfoRec yv12_mpeg2_surface =
  48 {
  49         FOURCC_YV12,
  50         XVMC_CHROMA_FORMAT_420,
  51         0,
  52         2048,
  53         2048,
  54         2048,
  55         2048,
  56         /*XVMC_IDCT*/ XVMC_MOCOMP | XVMC_MPEG_2,
  57         XVMC_INTRA_UNSIGNED | XVMC_SUBPICTURE_INDEPENDENT_SCALING | XVMC_BACKEND_SUBPICTURE,
  58         &subpicture_list
  59 };
  60
  61 static XF86MCSurfaceInfoPtr surfaces[] =
  62 {
  63         (XF86MCSurfaceInfoPtr)&yv12_mpeg2_surface
  64 };
  65
  66 static XF86ImageRec rgb_subpicture = XVIMAGE_RGB;
  67
  68 static XF86ImagePtr subpictures[] =
  69 {
  70         (XF86ImagePtr)&rgb_subpicture
  71 };
  72
  73 static XF86MCAdaptorRec adaptor_template =
  74 {
  75         "",
  76         1,
  77         surfaces,
  78         1,
  79         subpictures,
  80         (xf86XvMCCreateContextProcPtr)NULL,
  81         (xf86XvMCDestroyContextProcPtr)NULL,
  82         (xf86XvMCCreateSurfaceProcPtr)NULL,
  83         (xf86XvMCDestroySurfaceProcPtr)NULL,
  84         (xf86XvMCCreateSubpictureProcPtr)NULL,
  85         (xf86XvMCDestroySubpictureProcPtr)NULL
  86 };
  87
  88 XF86MCAdaptorPtr vlCreateAdaptorXvMC(ScreenPtr pScreen, char *xv_adaptor_name)
  89 {
  90         XF86MCAdaptorPtr        adaptor;
  91         ScrnInfoPtr             pScrn;
  92
  93         assert(pScreen);
  94         assert(xv_adaptor_name);
  95
  96         pScrn = xf86Screens[pScreen->myNum];
  97         adaptor = xf86XvMCCreateAdaptorRec();
  98
  99         if (!adaptor)
 100         {
 101                 xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[XvMC] Memory allocation failed.\n");
 102                 return NULL;
 103         }
 104
 105         *adaptor = adaptor_template;
 106         adaptor->name = xv_adaptor_name;
 107
 108         xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[XvMC] Associated with %s.\n", xv_adaptor_name);
 109
 110         return adaptor;
 111 }
 112
 113 void vlDestroyAdaptorXvMC(XF86MCAdaptorPtr adaptor)
 114 {
 115         assert(adaptor);
 116         xf86XvMCDestroyAdaptorRec(adaptor);
 117 }
 118
 119 /* TODO: Manage adaptor list and adaptor rec memory internally */
 120
 121 void vlInitXvMC(ScreenPtr pScreen, unsigned int num_adaptors, XF86MCAdaptorPtr *adaptors)
 122 {
 123         ScrnInfoPtr     pScrn;
 124         int             i;
 125
 126         assert(pScreen);
 127         assert(adaptors);
 128
 129         for (i = 0; i < num_adaptors; ++i)
 130                 assert(adaptors[i]);
 131
 132         pScrn = xf86Screens[pScreen->myNum];
 133
 134         if (!xf86XvMCScreenInit(pScreen, num_adaptors, adaptors))
 135                 xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "[XvMC] Failed to initialize extension.\n");
 136         else
 137                 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[XvMC] Extension initialized.\n");
 138
 139 #if (XvMCVersion > 1) || (XvMCRevision > 0)
 140         /*
 141         if (xf86XvMCRegisterDRInfo(pScreen, "XvMCg3dvl", "0:0.0", -1, -1, -1) != Success)
 142                 xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "[XvMC] Failed to register client library, using XvMCConfig.\n");
 143         else
 144                 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "[XvMC] Registered client library.\n");
 145         */
 146 #endif
 147 }
 148