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  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_screen.h"
  30. #include "pipe/p_video_codec.h"
  31.  
  32. #include "util/u_memory.h"
  33. #include "util/u_handle_table.h"
  34. #include "util/u_video.h"
  35. #include "vl/vl_winsys.h"
  36.  
  37. #include "va_private.h"
  38.  
  39. static struct VADriverVTable vtable =
  40. {
  41.    &vlVaTerminate,
  42.    &vlVaQueryConfigProfiles,
  43.    &vlVaQueryConfigEntrypoints,
  44.    &vlVaGetConfigAttributes,
  45.    &vlVaCreateConfig,
  46.    &vlVaDestroyConfig,
  47.    &vlVaQueryConfigAttributes,
  48.    &vlVaCreateSurfaces,
  49.    &vlVaDestroySurfaces,
  50.    &vlVaCreateContext,
  51.    &vlVaDestroyContext,
  52.    &vlVaCreateBuffer,
  53.    &vlVaBufferSetNumElements,
  54.    &vlVaMapBuffer,
  55.    &vlVaUnmapBuffer,
  56.    &vlVaDestroyBuffer,
  57.    &vlVaBeginPicture,
  58.    &vlVaRenderPicture,
  59.    &vlVaEndPicture,
  60.    &vlVaSyncSurface,
  61.    &vlVaQuerySurfaceStatus,
  62.    &vlVaQuerySurfaceError,
  63.    &vlVaPutSurface,
  64.    &vlVaQueryImageFormats,
  65.    &vlVaCreateImage,
  66.    &vlVaDeriveImage,
  67.    &vlVaDestroyImage,
  68.    &vlVaSetImagePalette,
  69.    &vlVaGetImage,
  70.    &vlVaPutImage,
  71.    &vlVaQuerySubpictureFormats,
  72.    &vlVaCreateSubpicture,
  73.    &vlVaDestroySubpicture,
  74.    &vlVaSubpictureImage,
  75.    &vlVaSetSubpictureChromakey,
  76.    &vlVaSetSubpictureGlobalAlpha,
  77.    &vlVaAssociateSubpicture,
  78.    &vlVaDeassociateSubpicture,
  79.    &vlVaQueryDisplayAttributes,
  80.    &vlVaGetDisplayAttributes,
  81.    &vlVaSetDisplayAttributes,
  82.    &vlVaBufferInfo,
  83.    &vlVaLockSurface,
  84.    &vlVaUnlockSurface
  85. };
  86.  
  87. PUBLIC VAStatus
  88. VA_DRIVER_INIT_FUNC(VADriverContextP ctx)
  89. {
  90.    vlVaDriver *drv;
  91.  
  92.    if (!ctx)
  93.       return VA_STATUS_ERROR_INVALID_CONTEXT;
  94.  
  95.    drv = CALLOC(1, sizeof(vlVaDriver));
  96.    if (!drv)
  97.       return VA_STATUS_ERROR_ALLOCATION_FAILED;
  98.  
  99.    drv->vscreen = vl_screen_create(ctx->native_dpy, ctx->x11_screen);
  100.    if (!drv->vscreen)
  101.       goto error_screen;
  102.  
  103.    drv->pipe = drv->vscreen->pscreen->context_create(drv->vscreen->pscreen, drv->vscreen);
  104.    if (!drv->pipe)
  105.       goto error_pipe;
  106.  
  107.    drv->htab = handle_table_create();
  108.    if (!drv->htab)
  109.       goto error_htab;
  110.  
  111.    vl_compositor_init(&drv->compositor, drv->pipe);
  112.    vl_compositor_init_state(&drv->cstate, drv->pipe);
  113.  
  114.    vl_csc_get_matrix(VL_CSC_COLOR_STANDARD_BT_601, NULL, true, &drv->csc);
  115.    vl_compositor_set_csc_matrix(&drv->cstate, (const vl_csc_matrix *)&drv->csc);
  116.  
  117.    ctx->pDriverData = (void *)drv;
  118.    ctx->version_major = 0;
  119.    ctx->version_minor = 1;
  120.    *ctx->vtable = vtable;
  121.    ctx->max_profiles = PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH - PIPE_VIDEO_PROFILE_UNKNOWN;
  122.    ctx->max_entrypoints = 1;
  123.    ctx->max_attributes = 1;
  124.    ctx->max_image_formats = VL_VA_MAX_IMAGE_FORMATS;
  125.    ctx->max_subpic_formats = 1;
  126.    ctx->max_display_attributes = 1;
  127.    ctx->str_vendor = "mesa gallium vaapi";
  128.  
  129.    return VA_STATUS_SUCCESS;
  130.  
  131. error_htab:
  132.    drv->pipe->destroy(drv->pipe);
  133.  
  134. error_pipe:
  135.    vl_screen_destroy(drv->vscreen);
  136.  
  137. error_screen:
  138.    FREE(drv);
  139.    return VA_STATUS_ERROR_ALLOCATION_FAILED;
  140. }
  141.  
  142. VAStatus
  143. vlVaCreateContext(VADriverContextP ctx, VAConfigID config_id, int picture_width,
  144.                   int picture_height, int flag, VASurfaceID *render_targets,
  145.                   int num_render_targets, VAContextID *context_id)
  146. {
  147.    struct pipe_video_codec templat = {};
  148.    vlVaDriver *drv;
  149.    vlVaContext *context;
  150.  
  151.    if (!ctx)
  152.       return VA_STATUS_ERROR_INVALID_CONTEXT;
  153.  
  154.    if (!(picture_width && picture_height))
  155.       return VA_STATUS_ERROR_INVALID_IMAGE_FORMAT;
  156.  
  157.    drv = VL_VA_DRIVER(ctx);
  158.    context = CALLOC(1, sizeof(vlVaContext));
  159.    if (!context)
  160.       return VA_STATUS_ERROR_ALLOCATION_FAILED;
  161.  
  162.    templat.profile = config_id;
  163.    templat.entrypoint = PIPE_VIDEO_ENTRYPOINT_BITSTREAM;
  164.    templat.chroma_format = PIPE_VIDEO_CHROMA_FORMAT_420;
  165.    templat.width = picture_width;
  166.    templat.height = picture_height;
  167.    templat.max_references = num_render_targets;
  168.    templat.expect_chunked_decode = true;
  169.  
  170.    if (u_reduce_video_profile(templat.profile) ==
  171.        PIPE_VIDEO_FORMAT_MPEG4_AVC)
  172.       templat.level = u_get_h264_level(templat.width, templat.height,
  173.                             &templat.max_references);
  174.  
  175.    context->decoder = drv->pipe->create_video_codec(drv->pipe, &templat);
  176.    if (!context->decoder) {
  177.       FREE(context);
  178.       return VA_STATUS_ERROR_ALLOCATION_FAILED;
  179.    }
  180.  
  181.    if (u_reduce_video_profile(context->decoder->profile) ==
  182.          PIPE_VIDEO_FORMAT_MPEG4_AVC) {
  183.       context->desc.h264.pps = CALLOC_STRUCT(pipe_h264_pps);
  184.       if (!context->desc.h264.pps) {
  185.          FREE(context);
  186.          return VA_STATUS_ERROR_ALLOCATION_FAILED;
  187.       }
  188.       context->desc.h264.pps->sps = CALLOC_STRUCT(pipe_h264_sps);
  189.       if (!context->desc.h264.pps->sps) {
  190.          FREE(context->desc.h264.pps);
  191.          FREE(context);
  192.          return VA_STATUS_ERROR_ALLOCATION_FAILED;
  193.       }
  194.    }
  195.  
  196.    context->desc.base.profile = config_id;
  197.    *context_id = handle_table_add(drv->htab, context);
  198.  
  199.    return VA_STATUS_SUCCESS;
  200. }
  201.  
  202. VAStatus
  203. vlVaDestroyContext(VADriverContextP ctx, VAContextID context_id)
  204. {
  205.    vlVaDriver *drv;
  206.    vlVaContext *context;
  207.  
  208.    if (!ctx)
  209.       return VA_STATUS_ERROR_INVALID_CONTEXT;
  210.  
  211.    drv = VL_VA_DRIVER(ctx);
  212.    context = handle_table_get(drv->htab, context_id);
  213.    if (u_reduce_video_profile(context->decoder->profile) ==
  214.          PIPE_VIDEO_FORMAT_MPEG4_AVC) {
  215.       FREE(context->desc.h264.pps->sps);
  216.       FREE(context->desc.h264.pps);
  217.    }
  218.    context->decoder->destroy(context->decoder);
  219.    FREE(context);
  220.    handle_table_remove(drv->htab, context_id);
  221.  
  222.    return VA_STATUS_SUCCESS;
  223. }
  224.  
  225. VAStatus
  226. vlVaTerminate(VADriverContextP ctx)
  227. {
  228.    vlVaDriver *drv;
  229.  
  230.    if (!ctx)
  231.       return VA_STATUS_ERROR_INVALID_CONTEXT;
  232.  
  233.    drv = ctx->pDriverData;
  234.    vl_compositor_cleanup_state(&drv->cstate);
  235.    vl_compositor_cleanup(&drv->compositor);
  236.    drv->pipe->destroy(drv->pipe);
  237.    vl_screen_destroy(drv->vscreen);
  238.    handle_table_destroy(drv->htab);
  239.    FREE(drv);
  240.  
  241.    return VA_STATUS_SUCCESS;
  242. }
  243.