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| /************************************************************************** |
| * |
| * Copyright 2011 Advanced Micro Devices, Inc. |
| * All Rights Reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sub license, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial portions |
| * of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR |
| * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| **************************************************************************/ |
| |
| /* |
| * Authors: |
| * Christian König <christian.koenig@amd.com> |
| * |
| */ |
| |
| #include "si_pipe.h" |
| #include "radeon/radeon_video.h" |
| #include "radeon/radeon_uvd.h" |
| #include "radeon/radeon_vce.h" |
| |
| /** |
| * creates an video buffer with an UVD compatible memory layout |
| */ |
| struct pipe_video_buffer *si_video_buffer_create(struct pipe_context *pipe, |
| const struct pipe_video_buffer *tmpl) |
| { |
| struct si_context *ctx = (struct si_context *)pipe; |
| struct r600_texture *resources[VL_NUM_COMPONENTS] = {}; |
| struct radeon_surf *surfaces[VL_NUM_COMPONENTS] = {}; |
| struct pb_buffer **pbs[VL_NUM_COMPONENTS] = {}; |
| const enum pipe_format *resource_formats; |
| struct pipe_video_buffer template; |
| struct pipe_resource templ; |
| unsigned i, array_size; |
| |
| assert(pipe); |
| |
| /* first create the needed resources as "normal" textures */ |
| resource_formats = vl_video_buffer_formats(pipe->screen, tmpl->buffer_format); |
| if (!resource_formats) |
| return NULL; |
| |
| array_size = tmpl->interlaced ? 2 : 1; |
| template = *tmpl; |
| template.width = align(tmpl->width, VL_MACROBLOCK_WIDTH); |
| template.height = align(tmpl->height / array_size, VL_MACROBLOCK_HEIGHT); |
| |
| vl_video_buffer_template(&templ, &template, resource_formats[0], 1, array_size, PIPE_USAGE_DEFAULT, 0); |
| /* TODO: get tiling working */ |
| templ.bind = PIPE_BIND_LINEAR; |
| resources[0] = (struct r600_texture *) |
| pipe->screen->resource_create(pipe->screen, &templ); |
| if (!resources[0]) |
| goto error; |
| |
| if (resource_formats[1] != PIPE_FORMAT_NONE) { |
| vl_video_buffer_template(&templ, &template, resource_formats[1], 1, array_size, PIPE_USAGE_DEFAULT, 1); |
| templ.bind = PIPE_BIND_LINEAR; |
| resources[1] = (struct r600_texture *) |
| pipe->screen->resource_create(pipe->screen, &templ); |
| if (!resources[1]) |
| goto error; |
| } |
| |
| if (resource_formats[2] != PIPE_FORMAT_NONE) { |
| vl_video_buffer_template(&templ, &template, resource_formats[2], 1, array_size, PIPE_USAGE_DEFAULT, 2); |
| templ.bind = PIPE_BIND_LINEAR; |
| resources[2] = (struct r600_texture *) |
| pipe->screen->resource_create(pipe->screen, &templ); |
| if (!resources[2]) |
| goto error; |
| } |
| |
| for (i = 0; i < VL_NUM_COMPONENTS; ++i) { |
| if (!resources[i]) |
| continue; |
| |
| surfaces[i] = & resources[i]->surface; |
| pbs[i] = &resources[i]->resource.buf; |
| } |
| |
| rvid_join_surfaces(ctx->b.ws, templ.bind, pbs, surfaces); |
| |
| for (i = 0; i < VL_NUM_COMPONENTS; ++i) { |
| if (!resources[i]) |
| continue; |
| |
| /* recreate the CS handle */ |
| resources[i]->resource.cs_buf = ctx->b.ws->buffer_get_cs_handle( |
| resources[i]->resource.buf); |
| resources[i]->resource.gpu_address = ctx->b.ws->buffer_get_virtual_address( |
| resources[i]->resource.cs_buf); |
| } |
| |
| template.height *= array_size; |
| return vl_video_buffer_create_ex2(pipe, &template, (struct pipe_resource **)resources); |
| |
| error: |
| for (i = 0; i < VL_NUM_COMPONENTS; ++i) |
| pipe_resource_reference((struct pipe_resource **)&resources[i], NULL); |
| |
| return NULL; |
| } |
| |
| /* set the decoding target buffer offsets */ |
| static struct radeon_winsys_cs_handle* si_uvd_set_dtb(struct ruvd_msg *msg, struct vl_video_buffer *buf) |
| { |
| struct r600_texture *luma = (struct r600_texture *)buf->resources[0]; |
| struct r600_texture *chroma = (struct r600_texture *)buf->resources[1]; |
| |
| msg->body.decode.dt_field_mode = buf->base.interlaced; |
| |
| ruvd_set_dt_surfaces(msg, &luma->surface, &chroma->surface); |
| |
| return luma->resource.cs_buf; |
| } |
| |
| /* get the radeon resources for VCE */ |
| static void si_vce_get_buffer(struct pipe_resource *resource, |
| struct radeon_winsys_cs_handle **handle, |
| struct radeon_surf **surface) |
| { |
| struct r600_texture *res = (struct r600_texture *)resource; |
| |
| if (handle) |
| *handle = res->resource.cs_buf; |
| |
| if (surface) |
| *surface = &res->surface; |
| } |
| |
| /** |
| * creates an UVD compatible decoder |
| */ |
| struct pipe_video_codec *si_uvd_create_decoder(struct pipe_context *context, |
| const struct pipe_video_codec *templ) |
| { |
| struct si_context *ctx = (struct si_context *)context; |
| |
| if (templ->entrypoint == PIPE_VIDEO_ENTRYPOINT_ENCODE) |
| return rvce_create_encoder(context, templ, ctx->b.ws, si_vce_get_buffer); |
| |
| return ruvd_create_decoder(context, templ, si_uvd_set_dtb); |
| } |