src/gallium/state_trackers/omx/vid_dec.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2013 Advanced Micro Devices, Inc.
   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 THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 /*
  29  * Authors:
  30  *      Christian König <christian.koenig@amd.com>
  31  *
  32  */
  33
  34
  35 #include <assert.h>
  36
  37 #include <OMX_Video.h>
  38
  39 /* bellagio defines a DEBUG macro that we don't want */
  40 #ifndef DEBUG
  41 #include <bellagio/omxcore.h>
  42 #undef DEBUG
  43 #else
  44 #include <bellagio/omxcore.h>
  45 #endif
  46
  47 #include "pipe/p_screen.h"
  48 #include "pipe/p_video_codec.h"
  49 #include "util/u_memory.h"
  50 #include "util/u_surface.h"
  51 #include "vl/vl_video_buffer.h"
  52 #include "vl/vl_vlc.h"
  53
  54 #include "entrypoint.h"
  55 #include "vid_dec.h"
  56
  57 static OMX_ERRORTYPE vid_dec_Constructor(OMX_COMPONENTTYPE *comp, OMX_STRING name);
  58 static OMX_ERRORTYPE vid_dec_Destructor(OMX_COMPONENTTYPE *comp);
  59 static OMX_ERRORTYPE vid_dec_SetParameter(OMX_HANDLETYPE handle, OMX_INDEXTYPE idx, OMX_PTR param);
  60 static OMX_ERRORTYPE vid_dec_GetParameter(OMX_HANDLETYPE handle, OMX_INDEXTYPE idx, OMX_PTR param);
  61 static OMX_ERRORTYPE vid_dec_MessageHandler(OMX_COMPONENTTYPE *comp, internalRequestMessageType *msg);
  62 static OMX_ERRORTYPE vid_dec_DecodeBuffer(omx_base_PortType *port, OMX_BUFFERHEADERTYPE *buf);
  63 static OMX_ERRORTYPE vid_dec_FreeDecBuffer(omx_base_PortType *port, OMX_U32 idx, OMX_BUFFERHEADERTYPE *buf);
  64 static void vid_dec_FrameDecoded(OMX_COMPONENTTYPE *comp, OMX_BUFFERHEADERTYPE* input, OMX_BUFFERHEADERTYPE* output);
  65
  66 OMX_ERRORTYPE vid_dec_LoaderComponent(stLoaderComponentType *comp)
  67 {
  68    comp->componentVersion.s.nVersionMajor = 0;
  69    comp->componentVersion.s.nVersionMinor = 0;
  70    comp->componentVersion.s.nRevision = 0;
  71    comp->componentVersion.s.nStep = 1;
  72    comp->name_specific_length = 2;
  73
  74    comp->name = CALLOC(1, OMX_MAX_STRINGNAME_SIZE);
  75    if (comp->name == NULL)
  76       goto error;
  77
  78    comp->name_specific = CALLOC(comp->name_specific_length, sizeof(char *));
  79    if (comp->name_specific == NULL)
  80       goto error;
  81
  82    comp->role_specific = CALLOC(comp->name_specific_length, sizeof(char *));
  83    if (comp->role_specific == NULL)
  84       goto error;
  85
  86    comp->name_specific[0] = CALLOC(1, OMX_MAX_STRINGNAME_SIZE);
  87    if (comp->name_specific[0] == NULL)
  88       goto error_specific;
  89
  90    comp->name_specific[1] = CALLOC(1, OMX_MAX_STRINGNAME_SIZE);
  91    if (comp->name_specific[1] == NULL)
  92       goto error_specific;
  93
  94    comp->role_specific[0] = CALLOC(1, OMX_MAX_STRINGNAME_SIZE);
  95    if (comp->role_specific[0] == NULL)
  96       goto error_specific;
  97
  98    comp->role_specific[1] = CALLOC(1, OMX_MAX_STRINGNAME_SIZE);
  99    if (comp->role_specific[1] == NULL)
 100       goto error_specific;
 101
 102    strcpy(comp->name, OMX_VID_DEC_BASE_NAME);
 103    strcpy(comp->name_specific[0], OMX_VID_DEC_MPEG2_NAME);
 104    strcpy(comp->name_specific[1], OMX_VID_DEC_AVC_NAME);
 105
 106    strcpy(comp->role_specific[0], OMX_VID_DEC_MPEG2_ROLE);
 107    strcpy(comp->role_specific[1], OMX_VID_DEC_AVC_ROLE);
 108
 109    comp->constructor = vid_dec_Constructor;
 110
 111    return OMX_ErrorNone;
 112
 113 error_specific:
 114    FREE(comp->role_specific[1]);
 115    FREE(comp->role_specific[0]);
 116    FREE(comp->name_specific[1]);
 117    FREE(comp->name_specific[0]);
 118
 119 error:
 120    FREE(comp->role_specific);
 121    FREE(comp->name_specific);
 122
 123    FREE(comp->name);
 124
 125    return OMX_ErrorInsufficientResources;
 126 }
 127
 128 static OMX_ERRORTYPE vid_dec_Constructor(OMX_COMPONENTTYPE *comp, OMX_STRING name)
 129 {
 130    vid_dec_PrivateType *priv;
 131    omx_base_video_PortType *port;
 132    struct pipe_screen *screen;
 133    OMX_ERRORTYPE r;
 134    int i;
 135
 136    assert(!comp->pComponentPrivate);
 137
 138    priv = comp->pComponentPrivate = CALLOC(1, sizeof(vid_dec_PrivateType));
 139    if (!priv)
 140       return OMX_ErrorInsufficientResources;
 141
 142    r = omx_base_filter_Constructor(comp, name);
 143    if (r)
 144       return r;
 145
 146    priv->profile = PIPE_VIDEO_PROFILE_UNKNOWN;
 147
 148    if (!strcmp(name, OMX_VID_DEC_MPEG2_NAME))
 149       priv->profile = PIPE_VIDEO_PROFILE_MPEG2_MAIN;
 150
 151    if (!strcmp(name, OMX_VID_DEC_AVC_NAME))
 152       priv->profile = PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH;
 153
 154    priv->BufferMgmtCallback = vid_dec_FrameDecoded;
 155    priv->messageHandler = vid_dec_MessageHandler;
 156    priv->destructor = vid_dec_Destructor;
 157
 158    comp->SetParameter = vid_dec_SetParameter;
 159    comp->GetParameter = vid_dec_GetParameter;
 160
 161    priv->screen = omx_get_screen();
 162    if (!priv->screen)
 163       return OMX_ErrorInsufficientResources;
 164
 165    screen = priv->screen->pscreen;
 166    priv->pipe = screen->context_create(screen, priv->screen, 0);
 167    if (!priv->pipe)
 168       return OMX_ErrorInsufficientResources;
 169
 170    if (!vl_compositor_init(&priv->compositor, priv->pipe)) {
 171       priv->pipe->destroy(priv->pipe);
 172       priv->pipe = NULL;
 173       return OMX_ErrorInsufficientResources;
 174    }
 175
 176    if (!vl_compositor_init_state(&priv->cstate, priv->pipe)) {
 177       vl_compositor_cleanup(&priv->compositor);
 178       priv->pipe->destroy(priv->pipe);
 179       priv->pipe = NULL;
 180       return OMX_ErrorInsufficientResources;
 181    }
 182
 183    priv->sPortTypesParam[OMX_PortDomainVideo].nStartPortNumber = 0;
 184    priv->sPortTypesParam[OMX_PortDomainVideo].nPorts = 2;
 185    priv->ports = CALLOC(2, sizeof(omx_base_PortType *));
 186    if (!priv->ports)
 187       return OMX_ErrorInsufficientResources;
 188
 189    for (i = 0; i < 2; ++i) {
 190       priv->ports[i] = CALLOC(1, sizeof(omx_base_video_PortType));
 191       if (!priv->ports[i])
 192          return OMX_ErrorInsufficientResources;
 193
 194       base_video_port_Constructor(comp, &priv->ports[i], i, i == 0);
 195    }
 196
 197    port = (omx_base_video_PortType *)priv->ports[OMX_BASE_FILTER_INPUTPORT_INDEX];
 198    strcpy(port->sPortParam.format.video.cMIMEType,"video/MPEG2");
 199    port->sPortParam.nBufferCountMin = 8;
 200    port->sPortParam.nBufferCountActual = 8;
 201    port->sPortParam.nBufferSize = DEFAULT_OUT_BUFFER_SIZE;
 202    port->sPortParam.format.video.nFrameWidth = 176;
 203    port->sPortParam.format.video.nFrameHeight = 144;
 204    port->sPortParam.format.video.eCompressionFormat = OMX_VIDEO_CodingMPEG2;
 205    port->sVideoParam.eCompressionFormat = OMX_VIDEO_CodingMPEG2;
 206    port->Port_SendBufferFunction = vid_dec_DecodeBuffer;
 207    port->Port_FreeBuffer = vid_dec_FreeDecBuffer;
 208
 209    port = (omx_base_video_PortType *)priv->ports[OMX_BASE_FILTER_OUTPUTPORT_INDEX];
 210    port->sPortParam.nBufferCountActual = 8;
 211    port->sPortParam.nBufferCountMin = 4;
 212    port->sPortParam.format.video.nFrameWidth = 176;
 213    port->sPortParam.format.video.nFrameHeight = 144;
 214    port->sPortParam.format.video.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
 215    port->sVideoParam.eColorFormat = OMX_COLOR_FormatYUV420SemiPlanar;
 216
 217    return OMX_ErrorNone;
 218 }
 219
 220 static OMX_ERRORTYPE vid_dec_Destructor(OMX_COMPONENTTYPE *comp)
 221 {
 222    vid_dec_PrivateType* priv = comp->pComponentPrivate;
 223    int i;
 224
 225    if (priv->ports) {
 226       for (i = 0; i < priv->sPortTypesParam[OMX_PortDomainVideo].nPorts; ++i) {
 227          if(priv->ports[i])
 228             priv->ports[i]->PortDestructor(priv->ports[i]);
 229       }
 230       FREE(priv->ports);
 231       priv->ports=NULL;
 232    }
 233
 234    if (priv->pipe) {
 235       vl_compositor_cleanup_state(&priv->cstate);
 236       vl_compositor_cleanup(&priv->compositor);
 237       priv->pipe->destroy(priv->pipe);
 238    }
 239
 240    if (priv->screen)
 241       omx_put_screen();
 242
 243    return omx_workaround_Destructor(comp);
 244 }
 245
 246 static OMX_ERRORTYPE vid_dec_SetParameter(OMX_HANDLETYPE handle, OMX_INDEXTYPE idx, OMX_PTR param)
 247 {
 248    OMX_COMPONENTTYPE *comp = handle;
 249    vid_dec_PrivateType *priv = comp->pComponentPrivate;
 250    OMX_ERRORTYPE r;
 251
 252    if (!param)
 253       return OMX_ErrorBadParameter;
 254
 255    switch(idx) {
 256    case OMX_IndexParamPortDefinition: {
 257       OMX_PARAM_PORTDEFINITIONTYPE *def = param;
 258
 259       r = omx_base_component_SetParameter(handle, idx, param);
 260       if (r)
 261          return r;
 262
 263       if (def->nPortIndex == OMX_BASE_FILTER_INPUTPORT_INDEX) {
 264          omx_base_video_PortType *port;
 265          unsigned framesize = def->format.video.nFrameWidth * def->format.video.nFrameHeight;
 266
 267          port = (omx_base_video_PortType *)priv->ports[OMX_BASE_FILTER_INPUTPORT_INDEX];
 268          port->sPortParam.nBufferSize = framesize * 512 / (16*16);
 269
 270          port = (omx_base_video_PortType *)priv->ports[OMX_BASE_FILTER_OUTPUTPORT_INDEX];
 271          port->sPortParam.format.video.nFrameWidth = def->format.video.nFrameWidth;
 272          port->sPortParam.format.video.nFrameHeight = def->format.video.nFrameHeight;
 273          port->sPortParam.format.video.nStride = def->format.video.nFrameWidth;
 274          port->sPortParam.format.video.nSliceHeight = def->format.video.nFrameHeight;
 275          port->sPortParam.nBufferSize = framesize*3/2;
 276
 277          priv->callbacks->EventHandler(comp, priv->callbackData, OMX_EventPortSettingsChanged,
 278                                        OMX_BASE_FILTER_OUTPUTPORT_INDEX, 0, NULL);
 279       }
 280       break;
 281    }
 282    case OMX_IndexParamStandardComponentRole: {
 283       OMX_PARAM_COMPONENTROLETYPE *role = param;
 284
 285       r = checkHeader(param, sizeof(OMX_PARAM_COMPONENTROLETYPE));
 286       if (r)
 287          return r;
 288
 289       if (!strcmp((char *)role->cRole, OMX_VID_DEC_MPEG2_ROLE)) {
 290          priv->profile = PIPE_VIDEO_PROFILE_MPEG2_MAIN;
 291       } else if (!strcmp((char *)role->cRole, OMX_VID_DEC_AVC_ROLE)) {
 292          priv->profile = PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH;
 293       } else {
 294          return OMX_ErrorBadParameter;
 295       }
 296
 297       break;
 298    }
 299    case OMX_IndexParamVideoPortFormat: {
 300       OMX_VIDEO_PARAM_PORTFORMATTYPE *format = param;
 301       omx_base_video_PortType *port;
 302
 303       r = checkHeader(param, sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE));
 304       if (r)
 305          return r;
 306
 307       if (format->nPortIndex > 1)
 308          return OMX_ErrorBadPortIndex;
 309
 310       port = (omx_base_video_PortType *)priv->ports[format->nPortIndex];
 311       memcpy(&port->sVideoParam, format, sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE));
 312       break;
 313    }
 314    default:
 315       return omx_base_component_SetParameter(handle, idx, param);
 316    }
 317    return OMX_ErrorNone;
 318 }
 319
 320 static OMX_ERRORTYPE vid_dec_GetParameter(OMX_HANDLETYPE handle, OMX_INDEXTYPE idx, OMX_PTR param)
 321 {
 322    OMX_COMPONENTTYPE *comp = handle;
 323    vid_dec_PrivateType *priv = comp->pComponentPrivate;
 324    OMX_ERRORTYPE r;
 325
 326    if (!param)
 327       return OMX_ErrorBadParameter;
 328
 329    switch(idx) {
 330    case OMX_IndexParamStandardComponentRole: {
 331       OMX_PARAM_COMPONENTROLETYPE *role = param;
 332
 333       r = checkHeader(param, sizeof(OMX_PARAM_COMPONENTROLETYPE));
 334       if (r)
 335          return r;
 336
 337       if (priv->profile == PIPE_VIDEO_PROFILE_MPEG2_MAIN)
 338          strcpy((char *)role->cRole, OMX_VID_DEC_MPEG2_ROLE);
 339       else if (priv->profile == PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH)
 340          strcpy((char *)role->cRole, OMX_VID_DEC_AVC_ROLE);
 341
 342       break;
 343    }
 344
 345    case OMX_IndexParamVideoInit:
 346       r = checkHeader(param, sizeof(OMX_PORT_PARAM_TYPE));
 347       if (r)
 348          return r;
 349
 350       memcpy(param, &priv->sPortTypesParam[OMX_PortDomainVideo], sizeof(OMX_PORT_PARAM_TYPE));
 351       break;
 352
 353    case OMX_IndexParamVideoPortFormat: {
 354       OMX_VIDEO_PARAM_PORTFORMATTYPE *format = param;
 355       omx_base_video_PortType *port;
 356
 357       r = checkHeader(param, sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE));
 358       if (r)
 359          return r;
 360
 361       if (format->nPortIndex > 1)
 362          return OMX_ErrorBadPortIndex;
 363
 364       port = (omx_base_video_PortType *)priv->ports[format->nPortIndex];
 365       memcpy(format, &port->sVideoParam, sizeof(OMX_VIDEO_PARAM_PORTFORMATTYPE));
 366       break;
 367    }
 368
 369    default:
 370       return omx_base_component_GetParameter(handle, idx, param);
 371
 372    }
 373    return OMX_ErrorNone;
 374 }
 375
 376 static OMX_ERRORTYPE vid_dec_MessageHandler(OMX_COMPONENTTYPE* comp, internalRequestMessageType *msg)
 377 {
 378    vid_dec_PrivateType* priv = comp->pComponentPrivate;
 379
 380    if (msg->messageType == OMX_CommandStateSet) {
 381       if ((msg->messageParam == OMX_StateIdle ) && (priv->state == OMX_StateLoaded)) {
 382          if (priv->profile == PIPE_VIDEO_PROFILE_MPEG2_MAIN)
 383             vid_dec_mpeg12_Init(priv);
 384          else if (priv->profile == PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH)
 385             vid_dec_h264_Init(priv);
 386
 387       } else if ((msg->messageParam == OMX_StateLoaded) && (priv->state == OMX_StateIdle)) {
 388          if (priv->shadow) {
 389             priv->shadow->destroy(priv->shadow);
 390             priv->shadow = NULL;
 391          }
 392          if (priv->codec) {
 393             priv->codec->destroy(priv->codec);
 394             priv->codec = NULL;
 395          }
 396       }
 397    }
 398
 399    return omx_base_component_MessageHandler(comp, msg);
 400 }
 401
 402 void vid_dec_NeedTarget(vid_dec_PrivateType *priv)
 403 {
 404    struct pipe_video_buffer templat = {};
 405    struct vl_screen *omx_screen;
 406    struct pipe_screen *pscreen;
 407    omx_base_video_PortType *port;
 408
 409    omx_screen = priv->screen;
 410    port = (omx_base_video_PortType *)priv->ports[OMX_BASE_FILTER_INPUTPORT_INDEX];
 411
 412    assert(omx_screen);
 413    assert(port);
 414
 415    pscreen = omx_screen->pscreen;
 416
 417    assert(pscreen);
 418
 419    if (!priv->target) {
 420       memset(&templat, 0, sizeof(templat));
 421
 422       templat.chroma_format = PIPE_VIDEO_CHROMA_FORMAT_420;
 423       templat.width = port->sPortParam.format.video.nFrameWidth;
 424       templat.height = port->sPortParam.format.video.nFrameHeight;
 425       templat.buffer_format = pscreen->get_video_param(
 426             pscreen,
 427             PIPE_VIDEO_PROFILE_UNKNOWN,
 428             PIPE_VIDEO_ENTRYPOINT_BITSTREAM,
 429             PIPE_VIDEO_CAP_PREFERED_FORMAT
 430       );
 431       templat.interlaced = pscreen->get_video_param(
 432           pscreen,
 433           PIPE_VIDEO_PROFILE_UNKNOWN,
 434           PIPE_VIDEO_ENTRYPOINT_BITSTREAM,
 435           PIPE_VIDEO_CAP_PREFERS_INTERLACED
 436       );
 437       priv->target = priv->pipe->create_video_buffer(priv->pipe, &templat);
 438    }
 439 }
 440
 441 static void vid_dec_FreeInputPortPrivate(OMX_BUFFERHEADERTYPE *buf)
 442 {
 443    struct pipe_video_buffer *vbuf = buf->pInputPortPrivate;
 444    if (!vbuf)
 445       return;
 446
 447    vbuf->destroy(vbuf);
 448    buf->pInputPortPrivate = NULL;
 449 }
 450
 451 static OMX_ERRORTYPE vid_dec_DecodeBuffer(omx_base_PortType *port, OMX_BUFFERHEADERTYPE *buf)
 452 {
 453    OMX_COMPONENTTYPE* comp = port->standCompContainer;
 454    vid_dec_PrivateType *priv = comp->pComponentPrivate;
 455    unsigned i = priv->num_in_buffers++;
 456    OMX_ERRORTYPE r;
 457
 458    priv->in_buffers[i] = buf;
 459    priv->sizes[i] = buf->nFilledLen;
 460    priv->inputs[i] = buf->pBuffer;
 461    priv->timestamps[i] = buf->nTimeStamp;
 462
 463    while (priv->num_in_buffers > (!!(buf->nFlags & OMX_BUFFERFLAG_EOS) ? 0 : 1)) {
 464       bool eos = !!(priv->in_buffers[0]->nFlags & OMX_BUFFERFLAG_EOS);
 465       unsigned min_bits_left = eos ? 32 : MAX2(buf->nFilledLen * 8, 32);
 466       struct vl_vlc vlc;
 467
 468       vl_vlc_init(&vlc, priv->num_in_buffers, priv->inputs, priv->sizes);
 469
 470       if (priv->slice)
 471          priv->bytes_left = vl_vlc_bits_left(&vlc) / 8;
 472
 473       while (vl_vlc_bits_left(&vlc) > min_bits_left) {
 474          priv->Decode(priv, &vlc, min_bits_left);
 475          vl_vlc_fillbits(&vlc);
 476       }
 477
 478       if (priv->slice) {
 479          unsigned bytes = priv->bytes_left - vl_vlc_bits_left(&vlc) / 8;
 480
 481          priv->codec->decode_bitstream(priv->codec, priv->target, &priv->picture.base,
 482                                        1, &priv->slice, &bytes);
 483
 484          if (priv->num_in_buffers)
 485             priv->slice = priv->inputs[1];
 486          else
 487             priv->slice = NULL;
 488       }
 489
 490       if (eos && priv->frame_started)
 491          priv->EndFrame(priv);
 492
 493       if (priv->frame_finished) {
 494          priv->frame_finished = false;
 495          priv->in_buffers[0]->nFilledLen = priv->in_buffers[0]->nAllocLen;
 496          r = base_port_SendBufferFunction(port, priv->in_buffers[0]);
 497       } else if (eos) {
 498          vid_dec_FreeInputPortPrivate(priv->in_buffers[0]);
 499          priv->in_buffers[0]->nFilledLen = priv->in_buffers[0]->nAllocLen;
 500          r = base_port_SendBufferFunction(port, priv->in_buffers[0]);
 501       } else {
 502          priv->in_buffers[0]->nFilledLen = 0;
 503          r = port->ReturnBufferFunction(port, priv->in_buffers[0]);
 504       }
 505
 506       if (--priv->num_in_buffers) {
 507          unsigned delta = MIN2((min_bits_left - vl_vlc_bits_left(&vlc)) / 8, priv->sizes[1]);
 508
 509          priv->in_buffers[0] = priv->in_buffers[1];
 510          priv->sizes[0] = priv->sizes[1] - delta;
 511          priv->inputs[0] = priv->inputs[1] + delta;
 512          priv->timestamps[0] = priv->timestamps[1];
 513       }
 514
 515       if (r)
 516          return r;
 517    }
 518
 519    return OMX_ErrorNone;
 520 }
 521
 522 static OMX_ERRORTYPE vid_dec_FreeDecBuffer(omx_base_PortType *port, OMX_U32 idx, OMX_BUFFERHEADERTYPE *buf)
 523 {
 524    vid_dec_FreeInputPortPrivate(buf);
 525    return base_port_FreeBuffer(port, idx, buf);
 526 }
 527
 528 static void vid_dec_FillOutput(vid_dec_PrivateType *priv, struct pipe_video_buffer *buf,
 529                                OMX_BUFFERHEADERTYPE* output)
 530 {
 531    omx_base_PortType *port = priv->ports[OMX_BASE_FILTER_OUTPUTPORT_INDEX];
 532    OMX_VIDEO_PORTDEFINITIONTYPE *def = &port->sPortParam.format.video;
 533
 534    struct pipe_sampler_view **views;
 535    unsigned i, j;
 536    unsigned width, height;
 537
 538    views = buf->get_sampler_view_planes(buf);
 539
 540    for (i = 0; i < 2 /* NV12 */; i++) {
 541       if (!views[i]) continue;
 542       width = def->nFrameWidth;
 543       height = def->nFrameHeight;
 544       vl_video_buffer_adjust_size(&width, &height, i, buf->chroma_format, buf->interlaced);
 545       for (j = 0; j < views[i]->texture->array_size; ++j) {
 546          struct pipe_box box = {0, 0, j, width, height, 1};
 547          struct pipe_transfer *transfer;
 548          uint8_t *map, *dst;
 549          map = priv->pipe->transfer_map(priv->pipe, views[i]->texture, 0,
 550                   PIPE_TRANSFER_READ, &box, &transfer);
 551          if (!map)
 552             return;
 553
 554          dst = ((uint8_t*)output->pBuffer + output->nOffset) + j * def->nStride +
 555                i * def->nFrameWidth * def->nFrameHeight;
 556          util_copy_rect(dst,
 557             views[i]->texture->format,
 558             def->nStride * views[i]->texture->array_size, 0, 0,
 559             box.width, box.height, map, transfer->stride, 0, 0);
 560
 561          pipe_transfer_unmap(priv->pipe, transfer);
 562       }
 563    }
 564 }
 565
 566 static void vid_dec_deint(vid_dec_PrivateType *priv, struct pipe_video_buffer *src_buf,
 567                           struct pipe_video_buffer *dst_buf)
 568 {
 569    struct vl_compositor *compositor = &priv->compositor;
 570    struct vl_compositor_state *s = &priv->cstate;
 571    struct pipe_surface **dst_surface;
 572    struct u_rect dst_rect;
 573
 574    dst_surface = dst_buf->get_surfaces(dst_buf);
 575    vl_compositor_clear_layers(s);
 576
 577    dst_rect.x0 = 0;
 578    dst_rect.x1 = src_buf->width;
 579    dst_rect.y0 = 0;
 580    dst_rect.y1 = src_buf->height;
 581
 582    vl_compositor_set_yuv_layer(s, compositor, 0, src_buf, NULL, NULL, true);
 583    vl_compositor_set_layer_dst_area(s, 0, &dst_rect);
 584    vl_compositor_render(s, compositor, dst_surface[0], NULL, false);
 585
 586    dst_rect.x1 /= 2;
 587    dst_rect.y1 /= 2;
 588
 589    vl_compositor_set_yuv_layer(s, compositor, 0, src_buf, NULL, NULL, false);
 590    vl_compositor_set_layer_dst_area(s, 0, &dst_rect);
 591    vl_compositor_render(s, compositor, dst_surface[1], NULL, false);
 592 }
 593
 594 static void vid_dec_FrameDecoded(OMX_COMPONENTTYPE *comp, OMX_BUFFERHEADERTYPE* input,
 595                                  OMX_BUFFERHEADERTYPE* output)
 596 {
 597    vid_dec_PrivateType *priv = comp->pComponentPrivate;
 598    bool eos = !!(input->nFlags & OMX_BUFFERFLAG_EOS);
 599    OMX_TICKS timestamp;
 600
 601    if (!input->pInputPortPrivate) {
 602       input->pInputPortPrivate = priv->Flush(priv, &timestamp);
 603       if (timestamp != OMX_VID_DEC_TIMESTAMP_INVALID)
 604          input->nTimeStamp = timestamp;
 605    }
 606
 607    if (input->pInputPortPrivate) {
 608       if (output->pInputPortPrivate) {
 609          struct pipe_video_buffer *tmp, *vbuf, *new_vbuf;
 610
 611          tmp = output->pOutputPortPrivate;
 612          vbuf = input->pInputPortPrivate;
 613          if (vbuf->interlaced) {
 614             /* re-allocate the progressive buffer */
 615             omx_base_video_PortType *port;
 616             struct pipe_video_buffer templat = {};
 617
 618             port = (omx_base_video_PortType *)
 619                     priv->ports[OMX_BASE_FILTER_INPUTPORT_INDEX];
 620             memset(&templat, 0, sizeof(templat));
 621             templat.chroma_format = PIPE_VIDEO_CHROMA_FORMAT_420;
 622             templat.width = port->sPortParam.format.video.nFrameWidth;
 623             templat.height = port->sPortParam.format.video.nFrameHeight;
 624             templat.buffer_format = PIPE_FORMAT_NV12;
 625             templat.interlaced = false;
 626             new_vbuf = priv->pipe->create_video_buffer(priv->pipe, &templat);
 627
 628             /* convert the interlaced to the progressive */
 629             vid_dec_deint(priv, input->pInputPortPrivate, new_vbuf);
 630             priv->pipe->flush(priv->pipe, NULL, 0);
 631
 632             /* set the progrssive buffer for next round */
 633             vbuf->destroy(vbuf);
 634             input->pInputPortPrivate = new_vbuf;
 635          }
 636          output->pOutputPortPrivate = input->pInputPortPrivate;
 637          input->pInputPortPrivate = tmp;
 638       } else {
 639          vid_dec_FillOutput(priv, input->pInputPortPrivate, output);
 640       }
 641       output->nFilledLen = output->nAllocLen;
 642       output->nTimeStamp = input->nTimeStamp;
 643    }
 644
 645    if (eos && input->pInputPortPrivate)
 646       vid_dec_FreeInputPortPrivate(input);
 647    else
 648       input->nFilledLen = 0;
 649 }