4 files changed, 34 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/vl/vl_decoder.c b/src/gallium/auxiliary/vl/vl_decoder.c
index 2be5c17ed3e..fac03359a0f 100644
--- a/src/gallium/auxiliary/vl/vl_decoder.c
+++ b/src/gallium/auxiliary/vl/vl_decoder.c
@@ -32,6 +32,18 @@
 #include "vl_decoder.h"
 #include "vl_mpeg12_decoder.h"
 
+bool
+vl_profile_supported(struct pipe_screen *screen, enum pipe_video_profile profile)
+{
+   assert(screen);
+   switch (u_reduce_video_profile(profile)) {
+      case PIPE_VIDEO_CODEC_MPEG12:
+         return true;
+      default:
+         return false;
+   }
+}
+
 struct pipe_video_decoder *
 vl_create_decoder(struct pipe_context *pipe,
                   enum pipe_video_profile profile,
diff --git a/src/gallium/auxiliary/vl/vl_decoder.h b/src/gallium/auxiliary/vl/vl_decoder.h
index 440f5ecfb04..0e9280dbfa2 100644
--- a/src/gallium/auxiliary/vl/vl_decoder.h
+++ b/src/gallium/auxiliary/vl/vl_decoder.h
@@ -32,6 +32,12 @@
 #include <pipe/p_video_decoder.h>
 
 /**
+ * check if a given profile is supported with shader based decoding
+ */
+bool
+vl_profile_supported(struct pipe_screen *screen, enum pipe_video_profile profile);
+
+/**
  * standard implementation of pipe->create_video_decoder
  */
 struct pipe_video_decoder *
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.c b/src/gallium/auxiliary/vl/vl_video_buffer.c
index 8b05749659f..4d8b6649dd2 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.c
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.c
@@ -88,6 +88,16 @@ vl_video_buffer_is_format_supported(struct pipe_screen *screen,
    return true;
 }
 
+unsigned
+vl_video_buffer_max_size(struct pipe_screen *screen)
+{
+   uint32_t max_2d_texture_level;
+
+   max_2d_texture_level = screen->get_param(screen, PIPE_CAP_MAX_TEXTURE_2D_LEVELS);
+
+   return 1 << (max_2d_texture_level-1);
+}
+
 static void
 vl_video_buffer_destroy(struct pipe_video_buffer *buffer)
 {
diff --git a/src/gallium/auxiliary/vl/vl_video_buffer.h b/src/gallium/auxiliary/vl/vl_video_buffer.h
index 78aac3fa0f2..291d15c1e9d 100644
--- a/src/gallium/auxiliary/vl/vl_video_buffer.h
+++ b/src/gallium/auxiliary/vl/vl_video_buffer.h
@@ -55,6 +55,12 @@ const enum pipe_format *
 vl_video_buffer_formats(struct pipe_screen *screen, enum pipe_format format);
 
 /**
+ * get maximum size of video buffers
+ */
+unsigned
+vl_video_buffer_max_size(struct pipe_screen *screen);
+
+/**
  * check if video buffer format is supported for a codec/profile
  * can be used as default implementation of screen->is_video_format_supported
  */