src/gallium/state_trackers/vdpau/decode.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_private.h"
  29 #include "mpeg2_bitstream_parser.h"
  30 #include <util/u_memory.h>
  31 #include <util/u_math.h>
  32 #include <pipe/p_video_context.h>
  33 #include <util/u_debug.h>
  34
  35 VdpStatus
  36 vlVdpDecoderCreate(VdpDevice device,
  37                    VdpDecoderProfile profile,
  38                    uint32_t width, uint32_t height,
  39                    uint32_t max_references,
  40                    VdpDecoder *decoder)
  41 {
  42    return VDP_STATUS_NO_IMPLEMENTATION;
  43
  44 #if 0
  45    enum pipe_video_profile p_profile = PIPE_VIDEO_PROFILE_UNKNOWN;
  46    VdpStatus ret = VDP_STATUS_OK;
  47    vlVdpDecoder *vldecoder = NULL;
  48
  49    debug_printf("[VDPAU] Creating decoder\n");
  50
  51    if (!decoder)
  52       return VDP_STATUS_INVALID_POINTER;
  53
  54    if (!(width && height))
  55       return VDP_STATUS_INVALID_VALUE;
  56
  57    vlVdpDevice *dev = vlGetDataHTAB(device);
  58    if (!dev) {
  59       ret = VDP_STATUS_INVALID_HANDLE;
  60       goto inv_device;
  61    }
  62
  63    vldecoder = CALLOC(1,sizeof(vlVdpDecoder));
  64    if (!vldecoder) {
  65       ret = VDP_STATUS_RESOURCES;
  66       goto no_decoder;
  67    }
  68
  69    p_profile = ProfileToPipe(profile);
  70    if (p_profile == PIPE_VIDEO_PROFILE_UNKNOWN) {
  71       ret = VDP_STATUS_INVALID_DECODER_PROFILE;
  72       goto inv_profile;
  73    }
  74
  75    // TODO: Define max_references. Used mainly for H264
  76
  77    vldecoder->profile = p_profile;
  78    vldecoder->height = height;
  79    vldecoder->width = width;
  80    vldecoder->device = dev;
  81    vldecoder->vctx = NULL;
  82
  83    *decoder = vlAddDataHTAB(vldecoder);
  84    if (*decoder == 0) {
  85       ret = VDP_STATUS_ERROR;
  86       goto no_handle;
  87    }
  88    debug_printf("[VDPAU] Decoder created succesfully\n");
  89
  90    return VDP_STATUS_OK;
  91
  92 no_handle:
  93    FREE(vldecoder);
  94    inv_profile:
  95 no_screen:
  96 no_decoder:
  97 inv_device:
  98     return ret;
  99 #endif
 100 }
 101
 102 VdpStatus
 103 vlVdpDecoderDestroy(VdpDecoder decoder)
 104 {
 105    return VDP_STATUS_NO_IMPLEMENTATION;
 106
 107 #if 0
 108    debug_printf("[VDPAU] Destroying decoder\n");
 109    vlVdpDecoder *vldecoder;
 110
 111    vldecoder = (vlVdpDecoder *)vlGetDataHTAB(decoder);
 112    if (!vldecoder) {
 113       return VDP_STATUS_INVALID_HANDLE;
 114    }
 115
 116    if (vldecoder->vctx) {
 117       if (vldecoder->vctx->vscreen)
 118          vl_screen_destroy(vldecoder->vctx->vscreen);
 119    }
 120
 121    if (vldecoder->vctx)
 122        vl_video_destroy(vldecoder->vctx);
 123
 124    FREE(vldecoder);
 125
 126    return VDP_STATUS_OK;
 127 #endif
 128 }
 129
 130 #if 0
 131 VdpStatus
 132 vlVdpCreateSurfaceTarget(vlVdpDecoder *vldecoder, vlVdpSurface *vlsurf)
 133 {
 134    struct pipe_surface surf_template;
 135    struct pipe_resource tmplt;
 136    struct pipe_resource *surf_tex;
 137    struct pipe_video_context *vctx;
 138
 139    debug_printf("[VDPAU] Creating surface\n");
 140
 141    if(!(vldecoder && vlsurf))
 142       return VDP_STATUS_INVALID_POINTER;
 143
 144    vctx = vldecoder->vctx->vpipe;
 145
 146    if (!vctx->is_format_supported(vctx, tmplt.format, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET))
 147       return VDP_STATUS_RESOURCES;
 148
 149    memset(&tmplt, 0, sizeof(struct pipe_resource));
 150    tmplt.target = PIPE_TEXTURE_2D;
 151    // TODO
 152    //tmplt.format = vctx->get_param(vctx,PIPE_CAP_DECODE_TARGET_PREFERRED_FORMAT);
 153    tmplt.last_level = 0;
 154    tmplt.width0 = vlsurf->width;
 155    tmplt.height0 = vlsurf->height;
 156    tmplt.depth0 = 1;
 157    tmplt.usage = PIPE_USAGE_DEFAULT;
 158    tmplt.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 159    tmplt.flags = 0;
 160
 161    surf_tex = vctx->screen->resource_create(vctx->screen, &tmplt);
 162
 163    memset(&surf_template, 0, sizeof(surf_template));
 164    surf_template.format = surf_tex->format;
 165    surf_template.usage = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 166    //vlsurf->psurface = vctx->create_surface(vctx->screen, surf_tex, &surf_template);
 167
 168    pipe_resource_reference(&surf_tex, NULL);
 169
 170    //if (!vlsurf->psurface)
 171    //   return VDP_STATUS_RESOURCES;
 172    debug_printf("[VDPAU] Done creating surface\n");
 173
 174    return VDP_STATUS_OK;
 175 }
 176
 177 VdpStatus
 178 vlVdpDecoderRenderMpeg2(vlVdpDecoder *vldecoder,
 179                         vlVdpSurface *vlsurf,
 180                         VdpPictureInfoMPEG1Or2 *picture_info,
 181                         uint32_t bitstream_buffer_count,
 182                         VdpBitstreamBuffer const *bitstream_buffers)
 183 {
 184    struct pipe_video_context *vpipe;
 185    vlVdpSurface *t_vdp_surf;
 186    vlVdpSurface *p_vdp_surf;
 187    vlVdpSurface *f_vdp_surf;
 188    struct pipe_surface *t_surf;
 189    struct pipe_surface *p_surf;
 190    struct pipe_surface *f_surf;
 191    uint32_t num_macroblocks;
 192    struct pipe_mpeg12_macroblock *pipe_macroblocks;
 193    VdpStatus ret;
 194
 195    debug_printf("[VDPAU] Decoding MPEG2\n");
 196
 197    t_vdp_surf = vlsurf;
 198
 199    /* if surfaces equals VDP_STATUS_INVALID_HANDLE, they are not used */
 200    if (picture_info->backward_reference ==  VDP_INVALID_HANDLE)
 201       p_vdp_surf = NULL;
 202    else {
 203       p_vdp_surf = (vlVdpSurface *)vlGetDataHTAB(picture_info->backward_reference);
 204       if (!p_vdp_surf)
 205          return VDP_STATUS_INVALID_HANDLE;
 206    }
 207
 208    if (picture_info->forward_reference ==  VDP_INVALID_HANDLE)
 209       f_vdp_surf = NULL;
 210    else {
 211       f_vdp_surf = (vlVdpSurface *)vlGetDataHTAB(picture_info->forward_reference);
 212       if (!f_vdp_surf)
 213          return VDP_STATUS_INVALID_HANDLE;
 214    }
 215
 216    if (f_vdp_surf ==  VDP_INVALID_HANDLE) f_vdp_surf = NULL;
 217
 218    ret = vlVdpCreateSurfaceTarget(vldecoder,t_vdp_surf);
 219
 220    vpipe = vldecoder->vctx->vpipe;
 221
 222    if (vlVdpMPEG2BitstreamToMacroblock(vpipe->screen, bitstream_buffers, bitstream_buffer_count,
 223                                        &num_macroblocks, &pipe_macroblocks))
 224    {
 225       debug_printf("[VDPAU] Error in frame-header. Skipping.\n");
 226
 227       ret = VDP_STATUS_OK;
 228       goto skip_frame;
 229    }
 230
 231    // TODO
 232    //vpipe->set_decode_target(vpipe,t_surf);
 233    //vpipe->decode_macroblocks(vpipe, p_surf, f_surf, num_macroblocks,
 234    //                          (struct pipe_macroblock *)pipe_macroblocks, NULL);
 235
 236    skip_frame:
 237    return ret;
 238 }
 239 #endif
 240
 241 VdpStatus
 242 vlVdpDecoderRender(VdpDecoder decoder,
 243                    VdpVideoSurface target,
 244                    VdpPictureInfo const *picture_info,
 245                    uint32_t bitstream_buffer_count,
 246                    VdpBitstreamBuffer const *bitstream_buffers)
 247 {
 248    return VDP_STATUS_NO_IMPLEMENTATION;
 249
 250 #if 0
 251    vlVdpDecoder *vldecoder;
 252    vlVdpSurface *vlsurf;
 253    struct vl_screen *vscreen;
 254    VdpStatus ret;
 255
 256    debug_printf("[VDPAU] Decoding\n");
 257
 258    if (!(picture_info && bitstream_buffers))
 259       return VDP_STATUS_INVALID_POINTER;
 260
 261    vldecoder = (vlVdpDecoder *)vlGetDataHTAB(decoder);
 262    if (!vldecoder)
 263       return VDP_STATUS_INVALID_HANDLE;
 264
 265    vlsurf = (vlVdpSurface *)vlGetDataHTAB(target);
 266    if (!vlsurf)
 267       return VDP_STATUS_INVALID_HANDLE;
 268
 269    if (vlsurf->device != vldecoder->device)
 270       return VDP_STATUS_HANDLE_DEVICE_MISMATCH;
 271
 272    /* Test doesn't make sence */
 273    /*if (vlsurf->chroma_format != vldecoder->chroma_format)
 274    return VDP_STATUS_INVALID_CHROMA_TYPE;*/
 275
 276    vscreen = vl_screen_create(vldecoder->device->display, vldecoder->device->screen);
 277    if (!vscreen)
 278       return VDP_STATUS_RESOURCES;
 279
 280    vldecoder->vctx = vl_video_create(vscreen, vldecoder->profile, vlsurf->chroma_format, vldecoder->width, vldecoder->height);
 281    if (!vldecoder->vctx)
 282       return VDP_STATUS_RESOURCES;
 283
 284    // TODO: Right now only mpeg2 is supported.
 285    switch (vldecoder->vctx->vpipe->profile)   {
 286    case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE:
 287    case PIPE_VIDEO_PROFILE_MPEG2_MAIN:
 288       ret = vlVdpDecoderRenderMpeg2(vldecoder,vlsurf,(VdpPictureInfoMPEG1Or2 *)picture_info,
 289                                     bitstream_buffer_count,bitstream_buffers);
 290       break;
 291    default:
 292       return VDP_STATUS_INVALID_DECODER_PROFILE;
 293    }
 294    assert(0);
 295
 296    return ret;
 297 #endif
 298 }
 299
 300 VdpStatus
 301 vlVdpGenerateCSCMatrix(VdpProcamp *procamp,
 302                        VdpColorStandard standard,
 303                        VdpCSCMatrix *csc_matrix)
 304 {
 305    debug_printf("[VDPAU] Generating CSCMatrix\n");
 306    if (!(csc_matrix && procamp))
 307       return VDP_STATUS_INVALID_POINTER;
 308
 309    return VDP_STATUS_OK;
 310 }