First xvmc-r600 implementation

4 files changed, 326 insertions, 0 deletions

diff --git a/src/gallium/drivers/r600/Makefile b/src/gallium/drivers/r600/Makefile
index ede0bb2ec45..0dc9663de6a 100644
--- a/src/gallium/drivers/r600/Makefile
+++ b/src/gallium/drivers/r600/Makefile
@@ -17,6 +17,7 @@ C_SOURCES = \
 	r600_shader.c \
 	r600_state.c \
 	r600_texture.c \
+	r600_video_context.c \
 	r700_asm.c \
 	evergreen_state.c \
 	eg_asm.c
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 0589652f705..a9fc31d9fbd 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -43,6 +43,7 @@
 #include "r600_shader.h"
 #include "r600_pipe.h"
 #include "r600_state_inlines.h"
+#include "r600_video_context.h"
 
 /*
  * pipe_context
@@ -425,6 +426,7 @@ struct pipe_screen *r600_screen_create(struct radeon *radeon)
 	rscreen->screen.get_paramf = r600_get_paramf;
 	rscreen->screen.is_format_supported = r600_is_format_supported;
 	rscreen->screen.context_create = r600_create_context;
+	rscreen->screen.video_context_create = r600_video_create;
 	r600_init_screen_texture_functions(&rscreen->screen);
 	r600_init_screen_resource_functions(&rscreen->screen);
 
diff --git a/src/gallium/drivers/r600/r600_video_context.c b/src/gallium/drivers/r600/r600_video_context.c
new file mode 100644
index 00000000000..9f3e0dc147c
--- /dev/null
+++ b/src/gallium/drivers/r600/r600_video_context.c
@@ -0,0 +1,312 @@
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <pipe/p_defines.h>
+#include <pipe/p_context.h>
+#include <pipe/p_screen.h>
+#include <util/u_memory.h>
+#include <X11/Xlib.h>
+
+#include <fcntl.h>
+
+#include "softpipe/sp_texture.h"
+
+#include "r600_video_context.h"
+#include <softpipe/sp_video_context.h>
+
+#if 0
+
+static void r600_mpeg12_destroy(struct pipe_video_context *vpipe)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+
+    assert(vpipe);
+
+    ctx->pipe->bind_vs_state(ctx->pipe, NULL);
+    ctx->pipe->bind_fs_state(ctx->pipe, NULL);
+
+    ctx->pipe->delete_blend_state(ctx->pipe, ctx->blend);
+    ctx->pipe->delete_rasterizer_state(ctx->pipe, ctx->rast);
+    ctx->pipe->delete_depth_stencil_alpha_state(ctx->pipe, ctx->dsa);
+
+    pipe_video_surface_reference(&ctx->decode_target, NULL);
+    vl_compositor_cleanup(&ctx->compositor);
+    vl_mpeg12_mc_renderer_cleanup(&ctx->mc_renderer);
+    ctx->pipe->destroy(ctx->pipe);
+
+    FREE(ctx);
+}
+
+static void
+r600_mpeg12_decode_macroblocks(struct pipe_video_context *vpipe,
+                               struct pipe_video_surface *past,
+                               struct pipe_video_surface *future,
+                               unsigned num_macroblocks,
+                               struct pipe_macroblock *macroblocks,
+                               struct pipe_fence_handle **fence)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+    struct pipe_mpeg12_macroblock *mpeg12_macroblocks =
+                         (struct pipe_mpeg12_macroblock*)macroblocks;
+
+    assert(vpipe);
+    assert(num_macroblocks);
+    assert(macroblocks);
+    assert(macroblocks->codec == PIPE_VIDEO_CODEC_MPEG12);
+    assert(ctx->decode_target);
+
+    vl_mpeg12_mc_renderer_render_macroblocks(
+                            &ctx->mc_renderer,
+                            r600_video_surface(ctx->decode_target)->tex,
+                            past ? r600_video_surface(past)->tex : NULL,
+                            future ? r600_video_surface(future)->tex : NULL,
+                            num_macroblocks, mpeg12_macroblocks, fence);
+}
+
+static void r600_mpeg12_clear_surface(struct pipe_video_context *vpipe,
+                                      unsigned x, unsigned y,
+                                      unsigned width, unsigned height,
+                                      unsigned value,
+                                      struct pipe_surface *surface)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+
+    assert(vpipe);
+    assert(surface);
+
+    if (ctx->pipe->surface_fill)
+        ctx->pipe->surface_fill(ctx->pipe, surface, x, y, width, height, value);
+    else
+        util_surface_fill(ctx->pipe, surface, x, y, width, height, value);
+}
+
+static void
+r600_mpeg12_render_picture(struct pipe_video_context     *vpipe,
+                           struct pipe_video_surface     *src_surface,
+                           enum pipe_mpeg12_picture_type picture_type,
+                           struct pipe_video_rect        *src_area,
+                           struct pipe_surface           *dst_surface,
+                           struct pipe_video_rect        *dst_area,
+                           struct pipe_fence_handle      **fence)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+
+    assert(vpipe);
+    assert(src_surface);
+    assert(src_area);
+    assert(dst_surface);
+    assert(dst_area);
+
+    vl_compositor_render(&ctx->compositor,
+                         r600_video_surface(src_surface)->tex,
+                         picture_type, src_area, dst_surface->texture,
+                         dst_area, fence);
+}
+
+static void r600_mpeg12_set_decode_target(struct pipe_video_context *vpipe,
+                                          struct pipe_video_surface *dt)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+
+    assert(vpipe);
+    assert(dt);
+
+    pipe_video_surface_reference(&ctx->decode_target, dt);
+}
+
+static void r600_mpeg12_set_csc_matrix(struct pipe_video_context *vpipe,
+                                       const float *mat)
+{
+    struct radeon_mpeg12_context *ctx = (struct radeon_mpeg12_context*)vpipe;
+
+    assert(vpipe);
+
+    vl_compositor_set_csc_matrix(&ctx->compositor, mat);
+}
+
+static bool r600_mpeg12_init_pipe_state(struct radeon_mpeg12_context *ctx)
+{
+    struct pipe_rasterizer_state rast;
+    struct pipe_blend_state blend;
+    struct pipe_depth_stencil_alpha_state dsa;
+    unsigned i;
+
+    assert(ctx);
+
+    rast.flatshade = 1;
+    rast.flatshade_first = 0;
+    rast.light_twoside = 0;
+    rast.front_winding = PIPE_WINDING_CCW;
+    rast.cull_mode = PIPE_WINDING_CW;
+    rast.fill_cw = PIPE_POLYGON_MODE_FILL;
+    rast.fill_ccw = PIPE_POLYGON_MODE_FILL;
+    rast.offset_cw = 0;
+    rast.offset_ccw = 0;
+    rast.scissor = 0;
+    rast.poly_smooth = 0;
+    rast.poly_stipple_enable = 0;
+    rast.point_sprite = 0;
+    rast.point_size_per_vertex = 0;
+    rast.multisample = 0;
+    rast.line_smooth = 0;
+    rast.line_stipple_enable = 0;
+    rast.line_stipple_factor = 0;
+    rast.line_stipple_pattern = 0;
+    rast.line_last_pixel = 0;
+    rast.bypass_vs_clip_and_viewport = 0;
+    rast.line_width = 1;
+    rast.point_smooth = 0;
+    rast.point_size = 1;
+    rast.offset_units = 1;
+    rast.offset_scale = 1;
+    /*rast.sprite_coord_mode[i] = ;*/
+    ctx->rast = ctx->pipe->create_rasterizer_state(ctx->pipe, &rast);
+    ctx->pipe->bind_rasterizer_state(ctx->pipe, ctx->rast);
+
+    blend.blend_enable = 0;
+    blend.rgb_func = PIPE_BLEND_ADD;
+    blend.rgb_src_factor = PIPE_BLENDFACTOR_ONE;
+    blend.rgb_dst_factor = PIPE_BLENDFACTOR_ONE;
+    blend.alpha_func = PIPE_BLEND_ADD;
+    blend.alpha_src_factor = PIPE_BLENDFACTOR_ONE;
+    blend.alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
+    blend.logicop_enable = 0;
+    blend.logicop_func = PIPE_LOGICOP_CLEAR;
+    /* Needed to allow color writes to FB, even if blending disabled */
+    blend.colormask = PIPE_MASK_RGBA;
+    blend.dither = 0;
+    ctx->blend = ctx->pipe->create_blend_state(ctx->pipe, &blend);
+    ctx->pipe->bind_blend_state(ctx->pipe, ctx->blend);
+
+    dsa.depth.enabled = 0;
+    dsa.depth.writemask = 0;
+    dsa.depth.func = PIPE_FUNC_ALWAYS;
+    for (i = 0; i < 2; ++i)
+    {
+        dsa.stencil[i].enabled = 0;
+        dsa.stencil[i].func = PIPE_FUNC_ALWAYS;
+        dsa.stencil[i].fail_op = PIPE_STENCIL_OP_KEEP;
+        dsa.stencil[i].zpass_op = PIPE_STENCIL_OP_KEEP;
+        dsa.stencil[i].zfail_op = PIPE_STENCIL_OP_KEEP;
+        dsa.stencil[i].ref_value = 0;
+        dsa.stencil[i].valuemask = 0;
+        dsa.stencil[i].writemask = 0;
+    }
+    dsa.alpha.enabled = 0;
+    dsa.alpha.func = PIPE_FUNC_ALWAYS;
+    dsa.alpha.ref_value = 0;
+    ctx->dsa = ctx->pipe->create_depth_stencil_alpha_state(ctx->pipe, &dsa);
+    ctx->pipe->bind_depth_stencil_alpha_state(ctx->pipe, ctx->dsa);
+}
+
+static struct pipe_video_context *
+r600_mpeg12_context_create(struct pipe_screen *screen,
+                           enum pipe_video_profile profile,
+                           enum pipe_video_chroma_format chroma_format,
+                           unsigned int width,
+                           unsigned int height)
+{
+    struct radeon_mpeg12_context *ctx;
+    ctx = CALLOC_STRUCT(radeon_mpeg12_context);
+    if (!ctx)
+        return NULL;
+
+    ctx->base.profile       = profile;
+    ctx->base.chroma_format = chroma_format;
+    ctx->base.width         = width;
+    ctx->base.height        = height;
+    ctx->base.screen        = screen;
+
+    ctx->base.destroy               = radeon_mpeg12_destroy;
+    ctx->base.decode_macroblocks    = radeon_mpeg12_decode_macroblocks;
+    ctx->base.clear_surface         = radeon_mpeg12_clear_surface;
+    ctx->base.render_picture        = radeon_mpeg12_render_picture;
+    ctx->base.set_decode_target     = radeon_mpeg12_set_decode_target;
+    ctx->base.set_csc_matrix        = radeon_mpeg12_set_csc_matrix;
+
+    ctx->pipe = r600_create_context(screen,(struct r600_winsys*)screen->winsys);
+    if (!ctx->pipe)
+    {
+        FREE(ctx);
+        return NULL;
+    }
+
+    if (!vl_mpeg12_mc_renderer_init(&ctx->mc_renderer, ctx->pipe,
+                                   width, height, chroma_format,
+                                   VL_MPEG12_MC_RENDERER_BUFFER_PICTURE,
+                                   VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE,
+                                   true))
+    {
+        ctx->pipe->destroy(ctx->pipe);
+        FREE(ctx);
+        return NULL;
+    }
+
+    if (!vl_compositor_init(&ctx->compositor, ctx->pipe))
+    {
+        vl_mpeg12_mc_renderer_cleanup(&ctx->mc_renderer);
+        ctx->pipe->destroy(ctx->pipe);
+        FREE(ctx);
+        return NULL;
+    }
+
+    if (!radeon_mpeg12_init_pipe_state(ctx))
+    {
+        vl_compositor_cleanup(&ctx->compositor);
+        vl_mpeg12_mc_renderer_cleanup(&ctx->mc_renderer);
+        ctx->pipe->destroy(ctx->pipe);
+        FREE(ctx);
+        return NULL;
+    }
+
+    return &ctx->base;
+}
+
+#endif
+
+struct pipe_video_context *
+r600_video_create(struct pipe_screen *screen, enum pipe_video_profile profile,
+                  enum pipe_video_chroma_format chroma_format,
+                  unsigned width, unsigned height, void *priv)
+{
+   struct pipe_context *pipe;
+
+   assert(screen);
+
+   pipe = screen->context_create(screen, priv);
+   if (!pipe)
+      return NULL;
+
+   return sp_video_create_ex(pipe, profile, chroma_format, width, height,
+                             VL_MPEG12_MC_RENDERER_BUFFER_PICTURE,
+                             VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE,
+                             true,
+                             PIPE_FORMAT_VUYX);
+
+#if 0
+    struct pipe_video_context *vpipe;
+    struct radeon_vl_context *rvl_ctx;
+
+    assert(p_screen);
+    assert(width && height);
+
+    /* create radeon pipe_context */
+    switch(u_reduce_video_profile(profile))
+    {
+        case PIPE_VIDEO_CODEC_MPEG12:
+            vpipe = radeon_mpeg12_context_create(p_screen, profile, chr_f,
+                                                 width, height);
+            break;
+        default:
+            return NULL;
+    }
+
+    /* create radeon_vl_context */
+    rvl_ctx = calloc(1, sizeof(struct radeon_vl_context));
+    rvl_ctx->display = display;
+    rvl_ctx->screen = screen;
+
+    vpipe->priv = rvl_ctx;
+
+    return vpipe;
+#endif
+}
diff --git a/src/gallium/drivers/r600/r600_video_context.h b/src/gallium/drivers/r600/r600_video_context.h
new file mode 100644
index 00000000000..bda33a00d44
--- /dev/null
+++ b/src/gallium/drivers/r600/r600_video_context.h
@@ -0,0 +1,11 @@
+#ifndef __R600_VIDEO_CONTEXT_H__
+#define __R600_VIDEO_CONTEXT_H__
+
+#include <pipe/p_video_context.h>
+
+struct pipe_video_context *
+r600_video_create(struct pipe_screen *screen, enum pipe_video_profile profile,
+                  enum pipe_video_chroma_format chroma_format,
+                  unsigned width, unsigned height, void *priv);
+
+#endif