src/gallium/state_trackers/va/postproc.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2015 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 #include "util/u_handle_table.h"
  29
  30 #include "va_private.h"
  31
  32 static const VARectangle *
  33 vlVaRegionDefault(const VARectangle *region, struct pipe_video_buffer *buf,
  34                   VARectangle *def)
  35 {
  36    if (region)
  37       return region;
  38
  39    def->x = 0;
  40    def->y = 0;
  41    def->width = buf->width;
  42    def->height = buf->height;
  43
  44    return def;
  45 }
  46
  47 VAStatus
  48 vlVaHandleVAProcPipelineParameterBufferType(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
  49 {
  50    VARectangle def_src_region, def_dst_region;
  51    const VARectangle *src_region, *dst_region;
  52    struct u_rect src_rect;
  53    struct u_rect dst_rect;
  54    vlVaSurface *src_surface;
  55    VAProcPipelineParameterBuffer *pipeline_param;
  56    struct pipe_surface **surfaces;
  57    struct pipe_surface *psurf;
  58
  59    if (!drv || !context)
  60       return VA_STATUS_ERROR_INVALID_CONTEXT;
  61
  62    if (!buf || !buf->data)
  63       return VA_STATUS_ERROR_INVALID_BUFFER;
  64
  65    if (!context->target)
  66       return VA_STATUS_ERROR_INVALID_SURFACE;
  67
  68    pipeline_param = (VAProcPipelineParameterBuffer *)buf->data;
  69
  70    src_surface = handle_table_get(drv->htab, pipeline_param->surface);
  71    if (!src_surface || !src_surface->buffer)
  72       return VA_STATUS_ERROR_INVALID_SURFACE;
  73
  74    surfaces = context->target->get_surfaces(context->target);
  75
  76    if (!surfaces || !surfaces[0])
  77       return VA_STATUS_ERROR_INVALID_SURFACE;
  78
  79    psurf = surfaces[0];
  80
  81    src_region = vlVaRegionDefault(pipeline_param->surface_region, src_surface->buffer, &def_src_region);
  82    dst_region = vlVaRegionDefault(pipeline_param->output_region, context->target, &def_dst_region);
  83
  84    src_rect.x0 = src_region->x;
  85    src_rect.y0 = src_region->y;
  86    src_rect.x1 = src_region->x + src_region->width;
  87    src_rect.y1 = src_region->y + src_region->height;
  88
  89    dst_rect.x0 = dst_region->x;
  90    dst_rect.y0 = dst_region->y;
  91    dst_rect.x1 = dst_region->x + dst_region->width;
  92    dst_rect.y1 = dst_region->y + dst_region->height;
  93
  94    vl_compositor_clear_layers(&drv->cstate);
  95    vl_compositor_set_buffer_layer(&drv->cstate, &drv->compositor, 0, src_surface->buffer, &src_rect, NULL, VL_COMPOSITOR_WEAVE);
  96    vl_compositor_set_layer_dst_area(&drv->cstate, 0, &dst_rect);
  97    vl_compositor_render(&drv->cstate, &drv->compositor, psurf, NULL, false);
  98
  99    // TODO: figure out why this is necessary for DMA-buf sharing
 100    drv->pipe->flush(drv->pipe, NULL, 0);
 101
 102    return VA_STATUS_SUCCESS;
 103 }
 104
 105