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[g3dvl] make number of idct render targets configurable

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This commit is contained in:
Christian König 2011-04-10 19:08:11 +02:00
parent 31109e1be2
commit fcf765620d
4 changed files with 21 additions and 14 deletions
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22
src/gallium/auxiliary/vl/vl_idct.c
View file

@ -38,8 +38,6 @@
#include <tgsi/tgsi_ureg.h>
#include "vl_types.h"
#define NR_RENDER_TARGETS 4
enum VS_OUTPUT
{
VS_O_VPOS,
@ -171,7 +169,7 @@ create_vert_shader(struct vl_idct *idct, bool matrix_stage)
ureg_MUL(shader, ureg_writemask(t_tex, TGSI_WRITEMASK_XY), ureg_src(t_tex), scale);
ureg_MUL(shader, ureg_writemask(t_tex, TGSI_WRITEMASK_Z),
ureg_scalar(vrect, TGSI_SWIZZLE_X),
ureg_imm1f(shader, BLOCK_WIDTH / NR_RENDER_TARGETS));
ureg_imm1f(shader, BLOCK_WIDTH / idct->nr_of_render_targets));
ureg_MOV(shader, ureg_writemask(o_vpos, TGSI_WRITEMASK_XY), ureg_src(t_tex));
@ -250,7 +248,7 @@ create_matrix_frag_shader(struct vl_idct *idct)
struct ureg_src l_addr[2], r_addr[2];
struct ureg_dst l[4][2], r[2];
struct ureg_dst fragment[NR_RENDER_TARGETS];
struct ureg_dst fragment[idct->nr_of_render_targets];
unsigned i, j;
@ -264,7 +262,7 @@ create_matrix_frag_shader(struct vl_idct *idct)
r_addr[0] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR0, TGSI_INTERPOLATE_LINEAR);
r_addr[1] = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, VS_O_R_ADDR1, TGSI_INTERPOLATE_LINEAR);
for (i = 0; i < NR_RENDER_TARGETS; ++i)
for (i = 0; i < idct->nr_of_render_targets; ++i)
fragment[i] = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, i);
for (i = 0; i < 4; ++i) {
@ -286,7 +284,7 @@ create_matrix_frag_shader(struct vl_idct *idct)
fetch_four(shader, l[i], s_addr, ureg_DECL_sampler(shader, 1));
}
for (i = 0; i < NR_RENDER_TARGETS; ++i) {
for (i = 0; i < idct->nr_of_render_targets; ++i) {
if(i > 0)
increment_addr(shader, r, r_addr, true, true, i, BLOCK_HEIGHT);
@ -465,8 +463,8 @@ init_intermediate(struct vl_idct *idct, struct vl_idct_buffer *buffer)
buffer->fb_state[0].width = tex->width0;
buffer->fb_state[0].height = tex->height0;
buffer->fb_state[0].nr_cbufs = NR_RENDER_TARGETS;
for(i = 0; i < NR_RENDER_TARGETS; ++i) {
buffer->fb_state[0].nr_cbufs = idct->nr_of_render_targets;
for(i = 0; i < idct->nr_of_render_targets; ++i) {
memset(&surf_templ, 0, sizeof(surf_templ));
surf_templ.format = tex->format;
surf_templ.u.tex.first_layer = i;
@ -485,7 +483,7 @@ init_intermediate(struct vl_idct *idct, struct vl_idct_buffer *buffer)
return true;
error_surfaces:
for(i = 0; i < NR_RENDER_TARGETS; ++i)
for(i = 0; i < idct->nr_of_render_targets; ++i)
pipe_surface_reference(&buffer->fb_state[0].cbufs[i], NULL);
return false;
@ -498,7 +496,7 @@ cleanup_intermediate(struct vl_idct *idct, struct vl_idct_buffer *buffer)
assert(idct && buffer);
for(i = 0; i < NR_RENDER_TARGETS; ++i)
for(i = 0; i < idct->nr_of_render_targets; ++i)
pipe_surface_reference(&buffer->fb_state[0].cbufs[i], NULL);
pipe_sampler_view_reference(&buffer->sampler_views.individual.intermediate, NULL);
@ -584,6 +582,7 @@ error_matrix:
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe,
unsigned buffer_width, unsigned buffer_height,
unsigned blocks_x, unsigned blocks_y,
unsigned nr_of_render_targets,
struct pipe_sampler_view *matrix)
{
assert(idct && pipe && matrix);
@ -593,6 +592,7 @@ bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe,
idct->buffer_height = buffer_height;
idct->blocks_x = blocks_x;
idct->blocks_y = blocks_y;
idct->nr_of_render_targets = nr_of_render_targets;
pipe_sampler_view_reference(&idct->matrix, matrix);
if(!init_shaders(idct))
@ -666,7 +666,7 @@ vl_idct_cleanup_buffer(struct vl_idct *idct, struct vl_idct_buffer *buffer)
assert(idct && buffer);
for(i = 0; i < NR_RENDER_TARGETS; ++i)
for(i = 0; i < idct->nr_of_render_targets; ++i)
pipe_surface_reference(&buffer->fb_state[0].cbufs[i], NULL);
pipe_surface_reference(&buffer->fb_state[1].cbufs[0], NULL);

2
src/gallium/auxiliary/vl/vl_idct.h
View file

@ -40,6 +40,7 @@ struct vl_idct
unsigned buffer_width;
unsigned buffer_height;
unsigned blocks_x, blocks_y;
unsigned nr_of_render_targets;
void *rs_state;
@ -75,6 +76,7 @@ struct pipe_sampler_view *vl_idct_upload_matrix(struct pipe_context *pipe, float
bool vl_idct_init(struct vl_idct *idct, struct pipe_context *pipe,
unsigned buffer_width, unsigned buffer_height,
unsigned blocks_x, unsigned blocks_y,
unsigned nr_of_render_targets,
struct pipe_sampler_view *matrix);
/* destroy an idct instance */

10
src/gallium/auxiliary/vl/vl_mpeg12_decoder.c
View file

@ -311,7 +311,8 @@ vl_mpeg12_create_buffer(struct pipe_video_decoder *decoder)
goto error_idct_source;
buffer->idct_intermediate = vl_video_buffer_init(dec->base.context, dec->pipe,
dec->base.width / 4, dec->base.height / 4, 4,
dec->base.width / dec->nr_of_idct_render_targets,
dec->base.height / 4, dec->nr_of_idct_render_targets,
dec->base.chroma_format, 3,
idct_source_formats,
PIPE_USAGE_STATIC);
@ -550,11 +551,13 @@ init_idct(struct vl_mpeg12_decoder *dec, unsigned buffer_width, unsigned buffer_
unsigned chroma_width, chroma_height, chroma_blocks_x, chroma_blocks_y;
struct pipe_sampler_view *idct_matrix;
dec->nr_of_idct_render_targets = 4;
if (!(idct_matrix = vl_idct_upload_matrix(dec->pipe, sqrt(SCALE_FACTOR_16_TO_9))))
goto error_idct_matrix;
if (!vl_idct_init(&dec->idct_y, dec->pipe, buffer_width, buffer_height,
2, 2, idct_matrix))
2, 2, dec->nr_of_idct_render_targets, idct_matrix))
goto error_idct_y;
if (dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
@ -575,7 +578,8 @@ init_idct(struct vl_mpeg12_decoder *dec, unsigned buffer_width, unsigned buffer_
}
if(!vl_idct_init(&dec->idct_c, dec->pipe, chroma_width, chroma_height,
chroma_blocks_x, chroma_blocks_y, idct_matrix))
chroma_blocks_x, chroma_blocks_y,
dec->nr_of_idct_render_targets, idct_matrix))
goto error_idct_c;
pipe_sampler_view_reference(&idct_matrix, NULL);

1
src/gallium/auxiliary/vl/vl_mpeg12_decoder.h
View file

@ -45,6 +45,7 @@ struct vl_mpeg12_decoder
struct pipe_context *pipe;
const unsigned (*empty_block_mask)[3][2][2];
unsigned nr_of_idct_render_targets;
struct pipe_vertex_buffer quads;
void *ves[VL_MAX_PLANES];