[Mesa-dev] [PATCH v6 5/5] gallium/auxiliary/vl: Add video compositor compute shader render

Marek Olšák maraeo at gmail.com
Fri Feb 15 03:36:41 UTC 2019


On Thu, Feb 14, 2019, 5:13 PM James Zhu <jamesz at amd.com wrote:

>
> On 2019-02-14 4:44 p.m., Marek Olšák wrote:
>
> This still creates gfx shaders. If we switch MM to compute IBs, calling
> any gfx function will crash.
>
> Right now only fs_video_buffer/fs_weave_rgb/fs_rgba have compute shader
> replacement.
>
> The other gfx shader will be converted to compute shader later.
>
OK. Sounds good.

Marek

 James.
>
>
> Marek
>
> On Tue, Feb 12, 2019, 2:53 PM Zhu, James <James.Zhu at amd.com wrote:
>
>> Add compute shader initilization, assign and cleanup in vl_compositor API.
>> Set video compositor compute shader render as default when pipe support
>> it.
>>
>> Signed-off-by: James Zhu <James.Zhu at amd.com>
>> Reviewed-by: Christian König <christian.koenig at amd.com>
>> ---
>>  src/gallium/auxiliary/vl/vl_compositor.c | 106
>> +++++++++++++++++++++++--------
>>  src/gallium/auxiliary/vl/vl_compositor.h |   5 ++
>>  2 files changed, 83 insertions(+), 28 deletions(-)
>>
>> diff --git a/src/gallium/auxiliary/vl/vl_compositor.c
>> b/src/gallium/auxiliary/vl/vl_compositor.c
>> index 4509913..8731ad9 100644
>> --- a/src/gallium/auxiliary/vl/vl_compositor.c
>> +++ b/src/gallium/auxiliary/vl/vl_compositor.c
>> @@ -28,6 +28,7 @@
>>  #include "util/u_sampler.h"
>>
>>  #include "vl_compositor_gfx.h"
>> +#include "vl_compositor_cs.h"
>>
>>  static bool
>>  init_shaders(struct vl_compositor *c)
>> @@ -40,18 +41,6 @@ init_shaders(struct vl_compositor *c)
>>        return false;
>>     }
>>
>> -   c->fs_video_buffer = create_frag_shader_video_buffer(c);
>> -   if (!c->fs_video_buffer) {
>> -      debug_printf("Unable to create YCbCr-to-RGB fragment shader.\n");
>> -      return false;
>> -   }
>> -
>> -   c->fs_weave_rgb = create_frag_shader_weave_rgb(c);
>> -   if (!c->fs_weave_rgb) {
>> -      debug_printf("Unable to create YCbCr-to-RGB weave fragment
>> shader.\n");
>> -      return false;
>> -   }
>> -
>>     c->fs_yuv.weave.y = create_frag_shader_deint_yuv(c, true, true);
>>     c->fs_yuv.weave.uv = create_frag_shader_deint_yuv(c, false, true);
>>     c->fs_yuv.bob.y = create_frag_shader_deint_yuv(c, true, false);
>> @@ -74,12 +63,6 @@ init_shaders(struct vl_compositor *c)
>>        return false;
>>     }
>>
>> -   c->fs_rgba = create_frag_shader_rgba(c);
>> -   if (!c->fs_rgba) {
>> -      debug_printf("Unable to create RGB-to-RGB fragment shader.\n");
>> -      return false;
>> -   }
>> -
>>     c->fs_rgb_yuv.y = create_frag_shader_rgb_yuv(c, true);
>>     c->fs_rgb_yuv.uv = create_frag_shader_rgb_yuv(c, false);
>>     if (!c->fs_rgb_yuv.y || !c->fs_rgb_yuv.uv) {
>> @@ -87,6 +70,44 @@ init_shaders(struct vl_compositor *c)
>>        return false;
>>     }
>>
>> +   if (c->pipe_compute_supported) {
>> +      c->cs_video_buffer = vl_compositor_cs_create_shader(c,
>> compute_shader_video_buffer);
>> +      if (!c->cs_video_buffer) {
>> +         debug_printf("Unable to create video_buffer compute shader.\n");
>> +         return false;
>> +      }
>> +
>> +      c->cs_weave_rgb = vl_compositor_cs_create_shader(c,
>> compute_shader_weave);
>> +      if (!c->cs_weave_rgb) {
>> +         debug_printf("Unable to create weave_rgb compute shader.\n");
>> +         return false;
>> +      }
>> +
>> +      c->cs_rgba = vl_compositor_cs_create_shader(c,
>> compute_shader_rgba);
>> +      if (!c->cs_rgba) {
>> +         debug_printf("Unable to create RGB-to-RGB compute shader.\n");
>> +         return false;
>> +      }
>> +   } else {
>> +      c->fs_video_buffer = create_frag_shader_video_buffer(c);
>> +      if (!c->fs_video_buffer) {
>> +         debug_printf("Unable to create YCbCr-to-RGB fragment
>> shader.\n");
>> +         return false;
>> +      }
>> +
>> +      c->fs_weave_rgb = create_frag_shader_weave_rgb(c);
>> +      if (!c->fs_weave_rgb) {
>> +         debug_printf("Unable to create YCbCr-to-RGB weave fragment
>> shader.\n");
>> +         return false;
>> +      }
>> +
>> +      c->fs_rgba = create_frag_shader_rgba(c);
>> +      if (!c->fs_rgba) {
>> +         debug_printf("Unable to create RGB-to-RGB fragment shader.\n");
>> +         return false;
>> +      }
>> +   }
>> +
>>     return true;
>>  }
>>
>> @@ -95,17 +116,24 @@ static void cleanup_shaders(struct vl_compositor *c)
>>     assert(c);
>>
>>     c->pipe->delete_vs_state(c->pipe, c->vs);
>> -   c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer);
>> -   c->pipe->delete_fs_state(c->pipe, c->fs_weave_rgb);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_yuv.weave.y);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_yuv.weave.uv);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_yuv.bob.y);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_yuv.bob.uv);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_palette.yuv);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_palette.rgb);
>> -   c->pipe->delete_fs_state(c->pipe, c->fs_rgba);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_rgb_yuv.y);
>>     c->pipe->delete_fs_state(c->pipe, c->fs_rgb_yuv.uv);
>> +
>> +   if (c->pipe_compute_supported) {
>> +      c->pipe->delete_compute_state(c->pipe, c->cs_video_buffer);
>> +      c->pipe->delete_compute_state(c->pipe, c->cs_weave_rgb);
>> +      c->pipe->delete_compute_state(c->pipe, c->cs_rgba);
>> +   } else {
>> +      c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer);
>> +      c->pipe->delete_fs_state(c->pipe, c->fs_weave_rgb);
>> +      c->pipe->delete_fs_state(c->pipe, c->fs_rgba);
>> +   }
>>  }
>>
>>  static bool
>> @@ -409,6 +437,7 @@ vl_compositor_clear_layers(struct vl_compositor_state
>> *s)
>>        s->layers[i].clearing = i ? false : true;
>>        s->layers[i].blend = NULL;
>>        s->layers[i].fs = NULL;
>> +      s->layers[i].cs = NULL;
>>        s->layers[i].viewport.scale[2] = 1;
>>        s->layers[i].viewport.translate[2] = 0;
>>        s->layers[i].rotate = VL_COMPOSITOR_ROTATE_0;
>> @@ -532,26 +561,39 @@ vl_compositor_set_buffer_layer(struct
>> vl_compositor_state *s,
>>        float half_a_line = 0.5f / s->layers[layer].zw.y;
>>        switch(deinterlace) {
>>        case VL_COMPOSITOR_WEAVE:
>> -         s->layers[layer].fs = c->fs_weave_rgb;
>> +         if (c->pipe_compute_supported)
>> +            s->layers[layer].cs = c->cs_weave_rgb;
>> +         else
>> +            s->layers[layer].fs = c->fs_weave_rgb;
>>           break;
>>
>>        case VL_COMPOSITOR_BOB_TOP:
>>           s->layers[layer].zw.x = 0.0f;
>>           s->layers[layer].src.tl.y += half_a_line;
>>           s->layers[layer].src.br.y += half_a_line;
>> -         s->layers[layer].fs = c->fs_video_buffer;
>> +         if (c->pipe_compute_supported)
>> +            s->layers[layer].cs = c->cs_video_buffer;
>> +         else
>> +            s->layers[layer].fs = c->fs_video_buffer;
>>           break;
>>
>>        case VL_COMPOSITOR_BOB_BOTTOM:
>>           s->layers[layer].zw.x = 1.0f;
>>           s->layers[layer].src.tl.y -= half_a_line;
>>           s->layers[layer].src.br.y -= half_a_line;
>> -         s->layers[layer].fs = c->fs_video_buffer;
>> +         if (c->pipe_compute_supported)
>> +            s->layers[layer].cs = c->cs_video_buffer;
>> +         else
>> +            s->layers[layer].fs = c->fs_video_buffer;
>>           break;
>>        }
>>
>> -   } else
>> -      s->layers[layer].fs = c->fs_video_buffer;
>> +   } else {
>> +      if (c->pipe_compute_supported)
>> +         s->layers[layer].cs = c->cs_video_buffer;
>> +      else
>> +         s->layers[layer].fs = c->fs_video_buffer;
>> +   }
>>  }
>>
>>  void
>> @@ -600,7 +642,10 @@ vl_compositor_set_rgba_layer(struct
>> vl_compositor_state *s,
>>     assert(layer < VL_COMPOSITOR_MAX_LAYERS);
>>
>>     s->used_layers |= 1 << layer;
>> -   s->layers[layer].fs = c->fs_rgba;
>> +   if (c->pipe_compute_supported)
>> +      s->layers[layer].cs = c->cs_rgba;
>> +   else
>> +      s->layers[layer].fs = c->fs_rgba;
>>     s->layers[layer].samplers[0] = c->sampler_linear;
>>     s->layers[layer].samplers[1] = NULL;
>>     s->layers[layer].samplers[2] = NULL;
>> @@ -701,7 +746,11 @@ vl_compositor_render(struct vl_compositor_state *s,
>>                       bool                        clear_dirty)
>>  {
>>     assert(s);
>> -   vl_compositor_gfx_render(s, c, dst_surface, dirty_area, clear_dirty);
>> +
>> +   if (s->layers->cs)
>> +      vl_compositor_cs_render(s, c, dst_surface, dirty_area,
>> clear_dirty);
>> +   else
>> +      vl_compositor_gfx_render(s, c, dst_surface, dirty_area,
>> clear_dirty);
>>  }
>>
>>  bool
>> @@ -711,6 +760,7 @@ vl_compositor_init(struct vl_compositor *c, struct
>> pipe_context *pipe)
>>
>>     memset(c, 0, sizeof(*c));
>>
>> +   c->pipe_compute_supported = pipe->screen->get_param(pipe->screen,
>> PIPE_CAP_COMPUTE);
>>     c->pipe = pipe;
>>
>>     if (!init_pipe_state(c)) {
>> diff --git a/src/gallium/auxiliary/vl/vl_compositor.h
>> b/src/gallium/auxiliary/vl/vl_compositor.h
>> index 5fa1b6c..d426188 100644
>> --- a/src/gallium/auxiliary/vl/vl_compositor.h
>> +++ b/src/gallium/auxiliary/vl/vl_compositor.h
>> @@ -117,6 +117,11 @@ struct vl_compositor
>>     void *fs_video_buffer;
>>     void *fs_weave_rgb;
>>     void *fs_rgba;
>> +   void *cs_video_buffer;
>> +   void *cs_weave_rgb;
>> +   void *cs_rgba;
>> +
>> +   bool pipe_compute_supported;
>>
>>     struct {
>>        struct {
>> --
>> 2.7.4
>>
>> _______________________________________________
>> mesa-dev mailing list
>> mesa-dev at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/mesa-dev
>
>
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