bool
vl_deint_filter_init(struct vl_deint_filter *filter, struct pipe_context *pipe,
unsigned video_width, unsigned video_height,
bool skip_chroma, bool spatial_filter)
{
struct pipe_rasterizer_state rs_state;
struct pipe_blend_state blend;
struct pipe_sampler_state sampler;
struct pipe_vertex_element ve;
struct vertex2f sizes;
struct pipe_video_buffer templ;
assert(filter && pipe);
assert(video_width && video_height);
memset(filter, 0, sizeof(*filter));
filter->pipe = pipe;
filter->skip_chroma = skip_chroma;
filter->video_width = video_width;
filter->video_height = video_height;
/* TODO: handle other than 4:2:0 subsampling */
memset(&templ, 0, sizeof(templ));
templ.buffer_format = pipe->screen->get_video_param
(
pipe->screen,
PIPE_VIDEO_PROFILE_UNKNOWN,
PIPE_VIDEO_ENTRYPOINT_UNKNOWN,
PIPE_VIDEO_CAP_PREFERED_FORMAT
);
templ.chroma_format = PIPE_VIDEO_CHROMA_FORMAT_420;
templ.width = video_width;
templ.height = video_height;
templ.interlaced = true;
filter->video_buffer = vl_video_buffer_create(pipe, &templ);
if (!filter->video_buffer)
goto error_video_buffer;
memset(&rs_state, 0, sizeof(rs_state));
rs_state.half_pixel_center = true;
rs_state.bottom_edge_rule = true;
rs_state.depth_clip_near = 1;
rs_state.depth_clip_far = 1;
filter->rs_state = pipe->create_rasterizer_state(pipe, &rs_state);
if (!filter->rs_state)
goto error_rs_state;
memset(&blend, 0, sizeof blend);
blend.rt[0].colormask = PIPE_MASK_R;
filter->blend[0] = pipe->create_blend_state(pipe, &blend);
if (!filter->blend[0])
goto error_blendR;
blend.rt[0].colormask = PIPE_MASK_G;
filter->blend[1] = pipe->create_blend_state(pipe, &blend);
if (!filter->blend[1])
goto error_blendG;
blend.rt[0].colormask = PIPE_MASK_B;
filter->blend[2] = pipe->create_blend_state(pipe, &blend);
if (!filter->blend[2])
goto error_blendB;
memset(&sampler, 0, sizeof(sampler));
sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.min_img_filter = PIPE_TEX_FILTER_LINEAR;
sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
sampler.mag_img_filter = PIPE_TEX_FILTER_LINEAR;
sampler.normalized_coords = 1;
filter->sampler[0] = pipe->create_sampler_state(pipe, &sampler);
filter->sampler[1] = filter->sampler[2] = filter->sampler[3] = filter->sampler[0];
if (!filter->sampler[0])
goto error_sampler;
filter->quad = vl_vb_upload_quads(pipe);
if(!filter->quad.buffer.resource)
goto error_quad;
memset(&ve, 0, sizeof(ve));
ve.src_offset = 0;
ve.instance_divisor = 0;
ve.vertex_buffer_index = 0;
ve.src_format = PIPE_FORMAT_R32G32_FLOAT;
filter->ves = pipe->create_vertex_elements_state(pipe, 1, &ve);
if (!filter->ves)
goto error_ves;
sizes.x = 1.0f / video_width;
sizes.y = 1.0f / video_height;
filter->vs = create_vert_shader(filter);
if (!filter->vs)
goto error_vs;
filter->fs_copy_top = create_copy_frag_shader(filter, 0);
if (!filter->fs_copy_top)
goto error_fs_copy_top;
filter->fs_copy_bottom = create_copy_frag_shader(filter, 1);
if (!filter->fs_copy_bottom)
goto error_fs_copy_bottom;
filter->fs_deint_top = create_deint_frag_shader(filter, 0, &sizes, spatial_filter);
if (!filter->fs_deint_top)
goto error_fs_deint_top;
filter->fs_deint_bottom = create_deint_frag_shader(filter, 1, &sizes, spatial_filter);
if (!filter->fs_deint_bottom)
goto error_fs_deint_bottom;
return true;
error_fs_deint_bottom:
pipe->delete_fs_state(pipe, filter->fs_deint_top);
error_fs_deint_top:
pipe->delete_fs_state(pipe, filter->fs_copy_bottom);
error_fs_copy_bottom:
pipe->delete_fs_state(pipe, filter->fs_copy_top);
error_fs_copy_top:
pipe->delete_vs_state(pipe, filter->vs);
error_vs:
pipe->delete_vertex_elements_state(pipe, filter->ves);
error_ves:
pipe_resource_reference(&filter->quad.buffer.resource, NULL);
error_quad:
pipe->delete_sampler_state(pipe, filter->sampler);
error_sampler:
pipe->delete_blend_state(pipe, filter->blend[2]);
error_blendB:
pipe->delete_blend_state(pipe, filter->blend[1]);
error_blendG:
pipe->delete_blend_state(pipe, filter->blend[0]);
error_blendR:
pipe->delete_rasterizer_state(pipe, filter->rs_state);
error_rs_state:
filter->video_buffer->destroy(filter->video_buffer);
error_video_buffer:
return false;
}
struct pipe_video_buffer *
nouveau_vp3_video_buffer_create(struct pipe_context *pipe,
const struct pipe_video_buffer *templat,
int flags)
{
struct nouveau_vp3_video_buffer *buffer;
struct pipe_resource templ;
unsigned i, j, component;
struct pipe_sampler_view sv_templ;
struct pipe_surface surf_templ;
assert(templat->interlaced);
if (getenv("XVMC_VL") || templat->buffer_format != PIPE_FORMAT_NV12)
return vl_video_buffer_create(pipe, templat);
assert(templat->chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420);
buffer = CALLOC_STRUCT(nouveau_vp3_video_buffer);
if (!buffer)
return NULL;
buffer->base.buffer_format = templat->buffer_format;
buffer->base.context = pipe;
buffer->base.destroy = nouveau_vp3_video_buffer_destroy;
buffer->base.chroma_format = templat->chroma_format;
buffer->base.width = templat->width;
buffer->base.height = templat->height;
buffer->base.get_sampler_view_planes = nouveau_vp3_video_buffer_sampler_view_planes;
buffer->base.get_sampler_view_components = nouveau_vp3_video_buffer_sampler_view_components;
buffer->base.get_surfaces = nouveau_vp3_video_buffer_surfaces;
buffer->base.interlaced = true;
memset(&templ, 0, sizeof(templ));
templ.target = PIPE_TEXTURE_2D_ARRAY;
templ.depth0 = 1;
templ.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
templ.format = PIPE_FORMAT_R8_UNORM;
templ.width0 = buffer->base.width;
templ.height0 = (buffer->base.height + 1)/2;
templ.flags = flags;
templ.array_size = 2;
buffer->resources[0] = pipe->screen->resource_create(pipe->screen, &templ);
if (!buffer->resources[0])
goto error;
templ.format = PIPE_FORMAT_R8G8_UNORM;
buffer->num_planes = 2;
templ.width0 = (templ.width0 + 1) / 2;
templ.height0 = (templ.height0 + 1) / 2;
for (i = 1; i < buffer->num_planes; ++i) {
buffer->resources[i] = pipe->screen->resource_create(pipe->screen, &templ);
if (!buffer->resources[i])
goto error;
}
memset(&sv_templ, 0, sizeof(sv_templ));
for (component = 0, i = 0; i < buffer->num_planes; ++i ) {
struct pipe_resource *res = buffer->resources[i];
unsigned nr_components = util_format_get_nr_components(res->format);
u_sampler_view_default_template(&sv_templ, res, res->format);
buffer->sampler_view_planes[i] = pipe->create_sampler_view(pipe, res, &sv_templ);
if (!buffer->sampler_view_planes[i])
goto error;
for (j = 0; j < nr_components; ++j, ++component) {
sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = PIPE_SWIZZLE_RED + j;
sv_templ.swizzle_a = PIPE_SWIZZLE_ONE;
buffer->sampler_view_components[component] = pipe->create_sampler_view(pipe, res, &sv_templ);
if (!buffer->sampler_view_components[component])
goto error;
}
}
memset(&surf_templ, 0, sizeof(surf_templ));
for (j = 0; j < buffer->num_planes; ++j) {
surf_templ.format = buffer->resources[j]->format;
surf_templ.u.tex.first_layer = surf_templ.u.tex.last_layer = 0;
buffer->surfaces[j * 2] = pipe->create_surface(pipe, buffer->resources[j], &surf_templ);
if (!buffer->surfaces[j * 2])
goto error;
surf_templ.u.tex.first_layer = surf_templ.u.tex.last_layer = 1;
buffer->surfaces[j * 2 + 1] = pipe->create_surface(pipe, buffer->resources[j], &surf_templ);
if (!buffer->surfaces[j * 2 + 1])
goto error;
}
return &buffer->base;
error:
nouveau_vp3_video_buffer_destroy(&buffer->base);
return NULL;
}
