src/gallium/state_trackers/va/picture.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 Thomas Balling Sørensen & Orasanu Lucian.
   4  * Copyright 2014 Advanced Micro Devices, Inc.
   5  * All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the
   9  * "Software"), to deal in the Software without restriction, including
  10  * without limitation the rights to use, copy, modify, merge, publish,
  11  * distribute, sub license, and/or sell copies of the Software, and to
  12  * permit persons to whom the Software is furnished to do so, subject to
  13  * the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the
  16  * next paragraph) shall be included in all copies or substantial portions
  17  * of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  21  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  22  * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
  23  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  24  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  25  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  26  *
  27  **************************************************************************/
  28
  29 #include "pipe/p_video_codec.h"
  30
  31 #include "util/u_handle_table.h"
  32 #include "util/u_video.h"
  33
  34 #include "vl/vl_vlc.h"
  35 #include "vl/vl_winsys.h"
  36
  37 #include "va_private.h"
  38
  39 VAStatus
  40 vlVaBeginPicture(VADriverContextP ctx, VAContextID context_id, VASurfaceID render_target)
  41 {
  42    vlVaDriver *drv;
  43    vlVaContext *context;
  44    vlVaSurface *surf;
  45
  46    if (!ctx)
  47       return VA_STATUS_ERROR_INVALID_CONTEXT;
  48
  49    drv = VL_VA_DRIVER(ctx);
  50    if (!drv)
  51       return VA_STATUS_ERROR_INVALID_CONTEXT;
  52
  53    mtx_lock(&drv->mutex);
  54    context = handle_table_get(drv->htab, context_id);
  55    if (!context) {
  56       mtx_unlock(&drv->mutex);
  57       return VA_STATUS_ERROR_INVALID_CONTEXT;
  58    }
  59
  60    surf = handle_table_get(drv->htab, render_target);
  61    mtx_unlock(&drv->mutex);
  62    if (!surf || !surf->buffer)
  63       return VA_STATUS_ERROR_INVALID_SURFACE;
  64
  65    context->target_id = render_target;
  66    surf->ctx = context_id;
  67    context->target = surf->buffer;
  68
  69    if (!context->decoder) {
  70
  71       /* VPP */
  72       if (context->templat.profile == PIPE_VIDEO_PROFILE_UNKNOWN &&
  73           context->target->buffer_format != PIPE_FORMAT_B8G8R8A8_UNORM &&
  74           context->target->buffer_format != PIPE_FORMAT_R8G8B8A8_UNORM &&
  75           context->target->buffer_format != PIPE_FORMAT_B8G8R8X8_UNORM &&
  76           context->target->buffer_format != PIPE_FORMAT_R8G8B8X8_UNORM &&
  77           context->target->buffer_format != PIPE_FORMAT_NV12 &&
  78           context->target->buffer_format != PIPE_FORMAT_P016)
  79          return VA_STATUS_ERROR_UNIMPLEMENTED;
  80
  81       return VA_STATUS_SUCCESS;
  82    }
  83
  84    if (context->decoder->entrypoint != PIPE_VIDEO_ENTRYPOINT_ENCODE)
  85       context->needs_begin_frame = true;
  86
  87    return VA_STATUS_SUCCESS;
  88 }
  89
  90 void
  91 vlVaGetReferenceFrame(vlVaDriver *drv, VASurfaceID surface_id,
  92                       struct pipe_video_buffer **ref_frame)
  93 {
  94    vlVaSurface *surf = handle_table_get(drv->htab, surface_id);
  95    if (surf)
  96       *ref_frame = surf->buffer;
  97    else
  98       *ref_frame = NULL;
  99 }
 100
 101 static void
 102 getEncParamPreset(vlVaContext *context)
 103 {
 104    //motion estimation preset
 105    context->desc.h264enc.motion_est.motion_est_quarter_pixel = 0x00000001;
 106    context->desc.h264enc.motion_est.lsmvert = 0x00000002;
 107    context->desc.h264enc.motion_est.enc_disable_sub_mode = 0x00000078;
 108    context->desc.h264enc.motion_est.enc_en_ime_overw_dis_subm = 0x00000001;
 109    context->desc.h264enc.motion_est.enc_ime_overw_dis_subm_no = 0x00000001;
 110    context->desc.h264enc.motion_est.enc_ime2_search_range_x = 0x00000004;
 111    context->desc.h264enc.motion_est.enc_ime2_search_range_y = 0x00000004;
 112
 113    //pic control preset
 114    context->desc.h264enc.pic_ctrl.enc_cabac_enable = 0x00000001;
 115    context->desc.h264enc.pic_ctrl.enc_constraint_set_flags = 0x00000040;
 116
 117    //rate control
 118    context->desc.h264enc.rate_ctrl.vbv_buffer_size = 20000000;
 119    context->desc.h264enc.rate_ctrl.vbv_buf_lv = 48;
 120    context->desc.h264enc.rate_ctrl.fill_data_enable = 1;
 121    context->desc.h264enc.rate_ctrl.enforce_hrd = 1;
 122    context->desc.h264enc.enable_vui = false;
 123    if (context->desc.h264enc.rate_ctrl.frame_rate_num == 0 ||
 124        context->desc.h264enc.rate_ctrl.frame_rate_den == 0) {
 125          context->desc.h264enc.rate_ctrl.frame_rate_num = 30;
 126          context->desc.h264enc.rate_ctrl.frame_rate_den = 1;
 127    }
 128    context->desc.h264enc.rate_ctrl.target_bits_picture =
 129       context->desc.h264enc.rate_ctrl.target_bitrate *
 130       ((float)context->desc.h264enc.rate_ctrl.frame_rate_den /
 131       context->desc.h264enc.rate_ctrl.frame_rate_num);
 132    context->desc.h264enc.rate_ctrl.peak_bits_picture_integer =
 133       context->desc.h264enc.rate_ctrl.peak_bitrate *
 134       ((float)context->desc.h264enc.rate_ctrl.frame_rate_den /
 135       context->desc.h264enc.rate_ctrl.frame_rate_num);
 136
 137    context->desc.h264enc.rate_ctrl.peak_bits_picture_fraction = 0;
 138    context->desc.h264enc.ref_pic_mode = 0x00000201;
 139 }
 140
 141 static VAStatus
 142 handlePictureParameterBuffer(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
 143 {
 144    VAStatus vaStatus = VA_STATUS_SUCCESS;
 145
 146    switch (u_reduce_video_profile(context->templat.profile)) {
 147    case PIPE_VIDEO_FORMAT_MPEG12:
 148       vlVaHandlePictureParameterBufferMPEG12(drv, context, buf);
 149       break;
 150
 151    case PIPE_VIDEO_FORMAT_MPEG4_AVC:
 152       vlVaHandlePictureParameterBufferH264(drv, context, buf);
 153       break;
 154
 155    case PIPE_VIDEO_FORMAT_VC1:
 156       vlVaHandlePictureParameterBufferVC1(drv, context, buf);
 157       break;
 158
 159    case PIPE_VIDEO_FORMAT_MPEG4:
 160       vlVaHandlePictureParameterBufferMPEG4(drv, context, buf);
 161       break;
 162
 163   case PIPE_VIDEO_FORMAT_HEVC:
 164       vlVaHandlePictureParameterBufferHEVC(drv, context, buf);
 165       break;
 166
 167    default:
 168       break;
 169    }
 170
 171    /* Create the decoder once max_references is known. */
 172    if (!context->decoder) {
 173       if (!context->target)
 174          return VA_STATUS_ERROR_INVALID_CONTEXT;
 175
 176       if (context->templat.max_references == 0)
 177          return VA_STATUS_ERROR_INVALID_BUFFER;
 178
 179       if (u_reduce_video_profile(context->templat.profile) ==
 180           PIPE_VIDEO_FORMAT_MPEG4_AVC)
 181          context->templat.level = u_get_h264_level(context->templat.width,
 182             context->templat.height, &context->templat.max_references);
 183
 184       context->decoder = drv->pipe->create_video_codec(drv->pipe,
 185          &context->templat);
 186
 187       if (!context->decoder)
 188          return VA_STATUS_ERROR_ALLOCATION_FAILED;
 189
 190       context->needs_begin_frame = true;
 191    }
 192
 193    return vaStatus;
 194 }
 195
 196 static void
 197 handleIQMatrixBuffer(vlVaContext *context, vlVaBuffer *buf)
 198 {
 199    switch (u_reduce_video_profile(context->templat.profile)) {
 200    case PIPE_VIDEO_FORMAT_MPEG12:
 201       vlVaHandleIQMatrixBufferMPEG12(context, buf);
 202       break;
 203
 204    case PIPE_VIDEO_FORMAT_MPEG4_AVC:
 205       vlVaHandleIQMatrixBufferH264(context, buf);
 206       break;
 207
 208    case PIPE_VIDEO_FORMAT_MPEG4:
 209       vlVaHandleIQMatrixBufferMPEG4(context, buf);
 210       break;
 211
 212    case PIPE_VIDEO_FORMAT_HEVC:
 213       vlVaHandleIQMatrixBufferHEVC(context, buf);
 214       break;
 215
 216    default:
 217       break;
 218    }
 219 }
 220
 221 static void
 222 handleSliceParameterBuffer(vlVaContext *context, vlVaBuffer *buf)
 223 {
 224    switch (u_reduce_video_profile(context->templat.profile)) {
 225    case PIPE_VIDEO_FORMAT_MPEG12:
 226       vlVaHandleSliceParameterBufferMPEG12(context, buf);
 227       break;
 228
 229    case PIPE_VIDEO_FORMAT_VC1:
 230       vlVaHandleSliceParameterBufferVC1(context, buf);
 231       break;
 232
 233    case PIPE_VIDEO_FORMAT_MPEG4_AVC:
 234       vlVaHandleSliceParameterBufferH264(context, buf);
 235       break;
 236
 237    case PIPE_VIDEO_FORMAT_MPEG4:
 238       vlVaHandleSliceParameterBufferMPEG4(context, buf);
 239       break;
 240
 241    case PIPE_VIDEO_FORMAT_HEVC:
 242       vlVaHandleSliceParameterBufferHEVC(context, buf);
 243       break;
 244
 245    default:
 246       break;
 247    }
 248 }
 249
 250 static unsigned int
 251 bufHasStartcode(vlVaBuffer *buf, unsigned int code, unsigned int bits)
 252 {
 253    struct vl_vlc vlc = {0};
 254    int i;
 255
 256    /* search the first 64 bytes for a startcode */
 257    vl_vlc_init(&vlc, 1, (const void * const*)&buf->data, &buf->size);
 258    for (i = 0; i < 64 && vl_vlc_bits_left(&vlc) >= bits; ++i) {
 259       if (vl_vlc_peekbits(&vlc, bits) == code)
 260          return 1;
 261       vl_vlc_eatbits(&vlc, 8);
 262       vl_vlc_fillbits(&vlc);
 263    }
 264
 265    return 0;
 266 }
 267
 268 static void
 269 handleVASliceDataBufferType(vlVaContext *context, vlVaBuffer *buf)
 270 {
 271    enum pipe_video_format format;
 272    unsigned num_buffers = 0;
 273    void * const *buffers[2];
 274    unsigned sizes[2];
 275    static const uint8_t start_code_h264[] = { 0x00, 0x00, 0x01 };
 276    static const uint8_t start_code_h265[] = { 0x00, 0x00, 0x01 };
 277    static const uint8_t start_code_vc1[] = { 0x00, 0x00, 0x01, 0x0d };
 278
 279    format = u_reduce_video_profile(context->templat.profile);
 280    switch (format) {
 281    case PIPE_VIDEO_FORMAT_MPEG4_AVC:
 282       if (bufHasStartcode(buf, 0x000001, 24))
 283          break;
 284
 285       buffers[num_buffers] = (void *const)&start_code_h264;
 286       sizes[num_buffers++] = sizeof(start_code_h264);
 287       break;
 288    case PIPE_VIDEO_FORMAT_HEVC:
 289       if (bufHasStartcode(buf, 0x000001, 24))
 290          break;
 291
 292       buffers[num_buffers] = (void *const)&start_code_h265;
 293       sizes[num_buffers++] = sizeof(start_code_h265);
 294       break;
 295    case PIPE_VIDEO_FORMAT_VC1:
 296       if (bufHasStartcode(buf, 0x0000010d, 32) ||
 297           bufHasStartcode(buf, 0x0000010c, 32) ||
 298           bufHasStartcode(buf, 0x0000010b, 32))
 299          break;
 300
 301       if (context->decoder->profile == PIPE_VIDEO_PROFILE_VC1_ADVANCED) {
 302          buffers[num_buffers] = (void *const)&start_code_vc1;
 303          sizes[num_buffers++] = sizeof(start_code_vc1);
 304       }
 305       break;
 306    case PIPE_VIDEO_FORMAT_MPEG4:
 307       if (bufHasStartcode(buf, 0x000001, 24))
 308          break;
 309
 310       vlVaDecoderFixMPEG4Startcode(context);
 311       buffers[num_buffers] = (void *)context->mpeg4.start_code;
 312       sizes[num_buffers++] = context->mpeg4.start_code_size;
 313    default:
 314       break;
 315    }
 316
 317    buffers[num_buffers] = buf->data;
 318    sizes[num_buffers] = buf->size;
 319    ++num_buffers;
 320
 321    if (context->needs_begin_frame) {
 322       context->decoder->begin_frame(context->decoder, context->target,
 323          &context->desc.base);
 324       context->needs_begin_frame = false;
 325    }
 326    context->decoder->decode_bitstream(context->decoder, context->target, &context->desc.base,
 327       num_buffers, (const void * const*)buffers, sizes);
 328 }
 329
 330 static VAStatus
 331 handleVAEncMiscParameterTypeRateControl(vlVaContext *context, VAEncMiscParameterBuffer *misc)
 332 {
 333    VAEncMiscParameterRateControl *rc = (VAEncMiscParameterRateControl *)misc->data;
 334    if (context->desc.h264enc.rate_ctrl.rate_ctrl_method ==
 335        PIPE_H264_ENC_RATE_CONTROL_METHOD_CONSTANT)
 336       context->desc.h264enc.rate_ctrl.target_bitrate = rc->bits_per_second;
 337    else
 338       context->desc.h264enc.rate_ctrl.target_bitrate = rc->bits_per_second * (rc->target_percentage / 100.0);
 339    context->desc.h264enc.rate_ctrl.peak_bitrate = rc->bits_per_second;
 340    if (context->desc.h264enc.rate_ctrl.target_bitrate < 2000000)
 341       context->desc.h264enc.rate_ctrl.vbv_buffer_size = MIN2((context->desc.h264enc.rate_ctrl.target_bitrate * 2.75), 2000000);
 342    else
 343       context->desc.h264enc.rate_ctrl.vbv_buffer_size = context->desc.h264enc.rate_ctrl.target_bitrate;
 344
 345    return VA_STATUS_SUCCESS;
 346 }
 347
 348 static VAStatus
 349 handleVAEncMiscParameterTypeFrameRate(vlVaContext *context, VAEncMiscParameterBuffer *misc)
 350 {
 351    VAEncMiscParameterFrameRate *fr = (VAEncMiscParameterFrameRate *)misc->data;
 352    if (fr->framerate & 0xffff0000) {
 353       context->desc.h264enc.rate_ctrl.frame_rate_num = fr->framerate       & 0xffff;
 354       context->desc.h264enc.rate_ctrl.frame_rate_den = fr->framerate >> 16 & 0xffff;
 355    } else {
 356       context->desc.h264enc.rate_ctrl.frame_rate_num = fr->framerate;
 357       context->desc.h264enc.rate_ctrl.frame_rate_den = 1;
 358    }
 359    return VA_STATUS_SUCCESS;
 360 }
 361
 362 static VAStatus
 363 handleVAEncSequenceParameterBufferType(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
 364 {
 365    VAEncSequenceParameterBufferH264 *h264 = (VAEncSequenceParameterBufferH264 *)buf->data;
 366    if (!context->decoder) {
 367       context->templat.max_references = h264->max_num_ref_frames;
 368       context->templat.level = h264->level_idc;
 369       context->decoder = drv->pipe->create_video_codec(drv->pipe, &context->templat);
 370       if (!context->decoder)
 371          return VA_STATUS_ERROR_ALLOCATION_FAILED;
 372    }
 373
 374    context->gop_coeff = ((1024 + h264->intra_idr_period - 1) / h264->intra_idr_period + 1) / 2 * 2;
 375    if (context->gop_coeff > VL_VA_ENC_GOP_COEFF)
 376       context->gop_coeff = VL_VA_ENC_GOP_COEFF;
 377    context->desc.h264enc.gop_size = h264->intra_idr_period * context->gop_coeff;
 378    context->desc.h264enc.rate_ctrl.frame_rate_num = h264->time_scale / 2;
 379    context->desc.h264enc.rate_ctrl.frame_rate_den = h264->num_units_in_tick;
 380    return VA_STATUS_SUCCESS;
 381 }
 382
 383 static VAStatus
 384 handleVAEncMiscParameterBufferType(vlVaContext *context, vlVaBuffer *buf)
 385 {
 386    VAStatus vaStatus = VA_STATUS_SUCCESS;
 387    VAEncMiscParameterBuffer *misc;
 388    misc = buf->data;
 389
 390    switch (misc->type) {
 391    case VAEncMiscParameterTypeRateControl:
 392       vaStatus = handleVAEncMiscParameterTypeRateControl(context, misc);
 393       break;
 394
 395    case VAEncMiscParameterTypeFrameRate:
 396       vaStatus = handleVAEncMiscParameterTypeFrameRate(context, misc);
 397       break;
 398
 399    default:
 400       break;
 401    }
 402
 403    return vaStatus;
 404 }
 405
 406 static VAStatus
 407 handleVAEncPictureParameterBufferType(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
 408 {
 409    VAEncPictureParameterBufferH264 *h264;
 410    vlVaBuffer *coded_buf;
 411
 412    h264 = buf->data;
 413    context->desc.h264enc.frame_num = h264->frame_num;
 414    context->desc.h264enc.not_referenced = false;
 415    context->desc.h264enc.is_idr = (h264->pic_fields.bits.idr_pic_flag == 1);
 416    context->desc.h264enc.pic_order_cnt = h264->CurrPic.TopFieldOrderCnt;
 417    if (context->desc.h264enc.gop_cnt == 0)
 418       context->desc.h264enc.i_remain = context->gop_coeff;
 419    else if (context->desc.h264enc.frame_num == 1)
 420       context->desc.h264enc.i_remain--;
 421
 422    context->desc.h264enc.p_remain = context->desc.h264enc.gop_size - context->desc.h264enc.gop_cnt - context->desc.h264enc.i_remain;
 423
 424    coded_buf = handle_table_get(drv->htab, h264->coded_buf);
 425    if (!coded_buf->derived_surface.resource)
 426       coded_buf->derived_surface.resource = pipe_buffer_create(drv->pipe->screen, PIPE_BIND_VERTEX_BUFFER,
 427                                             PIPE_USAGE_STREAM, coded_buf->size);
 428    context->coded_buf = coded_buf;
 429
 430    util_hash_table_set(context->desc.h264enc.frame_idx,
 431                        UINT_TO_PTR(h264->CurrPic.picture_id),
 432                        UINT_TO_PTR(h264->frame_num));
 433
 434    if (context->desc.h264enc.is_idr)
 435       context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_IDR;
 436    else
 437       context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_P;
 438
 439    context->desc.h264enc.quant_i_frames = h264->pic_init_qp;
 440    context->desc.h264enc.quant_b_frames = h264->pic_init_qp;
 441    context->desc.h264enc.quant_p_frames = h264->pic_init_qp;
 442    context->desc.h264enc.gop_cnt++;
 443    if (context->desc.h264enc.gop_cnt == context->desc.h264enc.gop_size)
 444       context->desc.h264enc.gop_cnt = 0;
 445
 446    return VA_STATUS_SUCCESS;
 447 }
 448
 449 static VAStatus
 450 handleVAEncSliceParameterBufferType(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
 451 {
 452    VAEncSliceParameterBufferH264 *h264;
 453
 454    h264 = buf->data;
 455    context->desc.h264enc.ref_idx_l0 = VA_INVALID_ID;
 456    context->desc.h264enc.ref_idx_l1 = VA_INVALID_ID;
 457
 458    for (int i = 0; i < 32; i++) {
 459       if (h264->RefPicList0[i].picture_id != VA_INVALID_ID) {
 460          if (context->desc.h264enc.ref_idx_l0 == VA_INVALID_ID)
 461             context->desc.h264enc.ref_idx_l0 = PTR_TO_UINT(util_hash_table_get(context->desc.h264enc.frame_idx,
 462                                                                                UINT_TO_PTR(h264->RefPicList0[i].picture_id)));
 463       }
 464       if (h264->RefPicList1[i].picture_id != VA_INVALID_ID && h264->slice_type == 1) {
 465          if (context->desc.h264enc.ref_idx_l1 == VA_INVALID_ID)
 466             context->desc.h264enc.ref_idx_l1 = PTR_TO_UINT(util_hash_table_get(context->desc.h264enc.frame_idx,
 467                                                                                UINT_TO_PTR(h264->RefPicList1[i].picture_id)));
 468       }
 469    }
 470
 471    if (h264->slice_type == 1)
 472       context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_B;
 473    else if (h264->slice_type == 0)
 474       context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_P;
 475    else if (h264->slice_type == 2) {
 476       if (context->desc.h264enc.is_idr){
 477          context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_IDR;
 478          context->desc.h264enc.idr_pic_id++;
 479            } else
 480          context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_I;
 481    } else
 482       context->desc.h264enc.picture_type = PIPE_H264_ENC_PICTURE_TYPE_SKIP;
 483
 484    return VA_STATUS_SUCCESS;
 485 }
 486
 487 VAStatus
 488 vlVaRenderPicture(VADriverContextP ctx, VAContextID context_id, VABufferID *buffers, int num_buffers)
 489 {
 490    vlVaDriver *drv;
 491    vlVaContext *context;
 492    VAStatus vaStatus = VA_STATUS_SUCCESS;
 493
 494    unsigned i;
 495
 496    if (!ctx)
 497       return VA_STATUS_ERROR_INVALID_CONTEXT;
 498
 499    drv = VL_VA_DRIVER(ctx);
 500    if (!drv)
 501       return VA_STATUS_ERROR_INVALID_CONTEXT;
 502
 503    mtx_lock(&drv->mutex);
 504    context = handle_table_get(drv->htab, context_id);
 505    if (!context) {
 506       mtx_unlock(&drv->mutex);
 507       return VA_STATUS_ERROR_INVALID_CONTEXT;
 508    }
 509
 510    for (i = 0; i < num_buffers; ++i) {
 511       vlVaBuffer *buf = handle_table_get(drv->htab, buffers[i]);
 512       if (!buf) {
 513          mtx_unlock(&drv->mutex);
 514          return VA_STATUS_ERROR_INVALID_BUFFER;
 515       }
 516
 517       switch (buf->type) {
 518       case VAPictureParameterBufferType:
 519          vaStatus = handlePictureParameterBuffer(drv, context, buf);
 520          break;
 521
 522       case VAIQMatrixBufferType:
 523          handleIQMatrixBuffer(context, buf);
 524          break;
 525
 526       case VASliceParameterBufferType:
 527          handleSliceParameterBuffer(context, buf);
 528          break;
 529
 530       case VASliceDataBufferType:
 531          handleVASliceDataBufferType(context, buf);
 532          break;
 533       case VAProcPipelineParameterBufferType:
 534          vaStatus = vlVaHandleVAProcPipelineParameterBufferType(drv, context, buf);
 535          break;
 536
 537       case VAEncSequenceParameterBufferType:
 538          vaStatus = handleVAEncSequenceParameterBufferType(drv, context, buf);
 539          break;
 540
 541       case VAEncMiscParameterBufferType:
 542          vaStatus = handleVAEncMiscParameterBufferType(context, buf);
 543          break;
 544
 545       case VAEncPictureParameterBufferType:
 546          vaStatus = handleVAEncPictureParameterBufferType(drv, context, buf);
 547          break;
 548
 549       case VAEncSliceParameterBufferType:
 550          vaStatus = handleVAEncSliceParameterBufferType(drv, context, buf);
 551          break;
 552
 553       default:
 554          break;
 555       }
 556    }
 557    mtx_unlock(&drv->mutex);
 558
 559    return vaStatus;
 560 }
 561
 562 VAStatus
 563 vlVaEndPicture(VADriverContextP ctx, VAContextID context_id)
 564 {
 565    vlVaDriver *drv;
 566    vlVaContext *context;
 567    vlVaBuffer *coded_buf;
 568    vlVaSurface *surf;
 569    void *feedback;
 570
 571    if (!ctx)
 572       return VA_STATUS_ERROR_INVALID_CONTEXT;
 573
 574    drv = VL_VA_DRIVER(ctx);
 575    if (!drv)
 576       return VA_STATUS_ERROR_INVALID_CONTEXT;
 577
 578    mtx_lock(&drv->mutex);
 579    context = handle_table_get(drv->htab, context_id);
 580    mtx_unlock(&drv->mutex);
 581    if (!context)
 582       return VA_STATUS_ERROR_INVALID_CONTEXT;
 583
 584    if (!context->decoder) {
 585       if (context->templat.profile != PIPE_VIDEO_PROFILE_UNKNOWN)
 586          return VA_STATUS_ERROR_INVALID_CONTEXT;
 587
 588       /* VPP */
 589       return VA_STATUS_SUCCESS;
 590    }
 591
 592    mtx_lock(&drv->mutex);
 593    surf = handle_table_get(drv->htab, context->target_id);
 594    context->mpeg4.frame_num++;
 595
 596    if (context->decoder->entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE) {
 597       coded_buf = context->coded_buf;
 598       getEncParamPreset(context);
 599       context->desc.h264enc.frame_num_cnt++;
 600       context->decoder->begin_frame(context->decoder, context->target, &context->desc.base);
 601       context->decoder->encode_bitstream(context->decoder, context->target,
 602                                          coded_buf->derived_surface.resource, &feedback);
 603       surf->feedback = feedback;
 604       surf->coded_buf = coded_buf;
 605    }
 606
 607    context->decoder->end_frame(context->decoder, context->target, &context->desc.base);
 608    if (context->decoder->entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE) {
 609       int idr_period = context->desc.h264enc.gop_size / context->gop_coeff;
 610       int p_remain_in_idr = idr_period - context->desc.h264enc.frame_num;
 611       surf->frame_num_cnt = context->desc.h264enc.frame_num_cnt;
 612       surf->force_flushed = false;
 613       if (context->first_single_submitted) {
 614          context->decoder->flush(context->decoder);
 615          context->first_single_submitted = false;
 616          surf->force_flushed = true;
 617       }
 618       if (p_remain_in_idr == 1) {
 619          if ((context->desc.h264enc.frame_num_cnt % 2) != 0) {
 620             context->decoder->flush(context->decoder);
 621             context->first_single_submitted = true;
 622          }
 623          else
 624             context->first_single_submitted = false;
 625          surf->force_flushed = true;
 626       }
 627    }
 628    mtx_unlock(&drv->mutex);
 629    return VA_STATUS_SUCCESS;
 630 }