ilo: correctly program SO states for GEN7
[mesa.git] / src / gallium / state_trackers / vdpau / surface.c
index a0ebe001aa87da17b12a05a04c0e69dc357cd56b..5c06f8511aaf3a79ad1e2e96acd227c9f8ee4433 100644 (file)
@@ -33,6 +33,7 @@
 #include "util/u_memory.h"
 #include "util/u_debug.h"
 #include "util/u_rect.h"
+#include "vl/vl_defines.h"
 
 #include "vdpau_private.h"
 
@@ -71,8 +72,9 @@ vlVdpVideoSurfaceCreate(VdpDevice device, VdpChromaType chroma_type,
    }
 
    p_surf->device = dev;
-   pipe = dev->context->pipe;
+   pipe = dev->context;
 
+   pipe_mutex_lock(dev->mutex);
    memset(&p_surf->templat, 0, sizeof(p_surf->templat));
    p_surf->templat.buffer_format = pipe->screen->get_video_param
    (
@@ -90,6 +92,8 @@ vlVdpVideoSurfaceCreate(VdpDevice device, VdpChromaType chroma_type,
       PIPE_VIDEO_CAP_PREFERS_INTERLACED
    );
    p_surf->video_buffer = pipe->create_video_buffer(pipe, &p_surf->templat);
+   vlVdpVideoSurfaceClear(p_surf);
+   pipe_mutex_unlock(dev->mutex);
 
    *surface = vlAddDataHTAB(p_surf);
    if (*surface == 0) {
@@ -123,8 +127,10 @@ vlVdpVideoSurfaceDestroy(VdpVideoSurface surface)
    if (!p_surf)
       return VDP_STATUS_INVALID_HANDLE;
 
+   pipe_mutex_lock(p_surf->device->mutex);
    if (p_surf->video_buffer)
       p_surf->video_buffer->destroy(p_surf->video_buffer);
+   pipe_mutex_unlock(p_surf->device->mutex);
 
    FREE(p_surf);
    return VDP_STATUS_OK;
@@ -158,6 +164,25 @@ vlVdpVideoSurfaceGetParameters(VdpVideoSurface surface,
    return VDP_STATUS_OK;
 }
 
+static void
+vlVdpVideoSurfaceSize(vlVdpSurface *p_surf, int component,
+                      unsigned *width, unsigned *height)
+{
+   *width = p_surf->templat.width;
+   *height = p_surf->templat.height;
+
+   if (component > 0) {
+      if (p_surf->templat.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) {
+         *width /= 2;
+         *height /= 2;
+      } else if (p_surf->templat.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) {
+         *height /= 2;
+      }
+   }
+   if (p_surf->templat.interlaced)
+      *height /= 2;
+}
+
 /**
  * Copy image data from a VdpVideoSurface to application memory in a specified
  * YCbCr format.
@@ -168,18 +193,66 @@ vlVdpVideoSurfaceGetBitsYCbCr(VdpVideoSurface surface,
                               void *const *destination_data,
                               uint32_t const *destination_pitches)
 {
-   if (!vlCreateHTAB())
-      return VDP_STATUS_RESOURCES;
+   vlVdpSurface *vlsurface;
+   struct pipe_context *pipe;
+   enum pipe_format format;
+   struct pipe_sampler_view **sampler_views;
+   unsigned i, j;
 
-   vlVdpSurface *p_surf = vlGetDataHTAB(surface);
-   if (!p_surf)
+   vlsurface = vlGetDataHTAB(surface);
+   if (!vlsurface)
       return VDP_STATUS_INVALID_HANDLE;
 
-   //if (!p_surf->psurface)
-   //   return VDP_STATUS_RESOURCES;
+   pipe = vlsurface->device->context;
+   if (!pipe)
+      return VDP_STATUS_INVALID_HANDLE;
+
+   format = FormatYCBCRToPipe(destination_ycbcr_format);
+   if (format == PIPE_FORMAT_NONE)
+       return VDP_STATUS_INVALID_Y_CB_CR_FORMAT;
+
+   if (vlsurface->video_buffer == NULL || format != vlsurface->video_buffer->buffer_format)
+      return VDP_STATUS_NO_IMPLEMENTATION; /* TODO We don't support conversion (yet) */
+
+   pipe_mutex_lock(vlsurface->device->mutex);
+   sampler_views = vlsurface->video_buffer->get_sampler_view_planes(vlsurface->video_buffer);
+   if (!sampler_views) {
+      pipe_mutex_unlock(vlsurface->device->mutex);
+      return VDP_STATUS_RESOURCES;
+   }
 
-   //return VDP_STATUS_OK;
-   return VDP_STATUS_NO_IMPLEMENTATION;
+   for (i = 0; i < 3; ++i) {
+      unsigned width, height;
+      struct pipe_sampler_view *sv = sampler_views[i];
+      if (!sv) continue;
+
+      vlVdpVideoSurfaceSize(vlsurface, i, &width, &height);
+
+      for (j = 0; j < sv->texture->depth0; ++j) {
+         struct pipe_box box = {
+            0, 0, j,
+            width, height, 1
+         };
+         struct pipe_transfer *transfer;
+         uint8_t *map;
+
+         map = pipe->transfer_map(pipe, sv->texture, 0,
+                                       PIPE_TRANSFER_READ, &box, &transfer);
+         if (!map) {
+            pipe_mutex_unlock(vlsurface->device->mutex);
+            return VDP_STATUS_RESOURCES;
+         }
+
+         util_copy_rect(destination_data[i] + destination_pitches[i] * j, sv->texture->format,
+                        destination_pitches[i] * sv->texture->depth0, 0, 0,
+                        box.width, box.height, map, transfer->stride, 0, 0);
+
+         pipe_transfer_unmap(pipe, transfer);
+      }
+   }
+   pipe_mutex_unlock(vlsurface->device->mutex);
+
+   return VDP_STATUS_OK;
 }
 
 /**
@@ -204,10 +277,11 @@ vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
    if (!p_surf)
       return VDP_STATUS_INVALID_HANDLE;
 
-   pipe = p_surf->device->context->pipe;
+   pipe = p_surf->device->context;
    if (!pipe)
       return VDP_STATUS_INVALID_HANDLE;
 
+   pipe_mutex_lock(p_surf->device->mutex);
    if (p_surf->video_buffer == NULL || pformat != p_surf->video_buffer->buffer_format) {
 
       /* destroy the old one */
@@ -221,22 +295,30 @@ vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
       p_surf->video_buffer = pipe->create_video_buffer(pipe, &p_surf->templat);
 
       /* stil no luck? ok forget it we don't support it */
-      if (!p_surf->video_buffer)
+      if (!p_surf->video_buffer) {
+         pipe_mutex_unlock(p_surf->device->mutex);
          return VDP_STATUS_NO_IMPLEMENTATION;
+      }
+      vlVdpVideoSurfaceClear(p_surf);
    }
 
    sampler_views = p_surf->video_buffer->get_sampler_view_planes(p_surf->video_buffer);
-   if (!sampler_views)
+   if (!sampler_views) {
+      pipe_mutex_unlock(p_surf->device->mutex);
       return VDP_STATUS_RESOURCES;
+   }
 
    for (i = 0; i < 3; ++i) {
+      unsigned width, height;
       struct pipe_sampler_view *sv = sampler_views[i];
-      if (!sv) continue;
+      if (!sv || !source_pitches[i]) continue;
+
+      vlVdpVideoSurfaceSize(p_surf, i, &width, &height);
 
       for (j = 0; j < sv->texture->depth0; ++j) {
          struct pipe_box dst_box = {
             0, 0, j,
-            sv->texture->width0, sv->texture->height0, 1
+            width, height, 1
          };
 
          pipe->transfer_inline_write(pipe, sv->texture, 0,
@@ -246,6 +328,36 @@ vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
                                      0);
       }
    }
+   pipe_mutex_unlock(p_surf->device->mutex);
 
    return VDP_STATUS_OK;
 }
+
+/**
+ * Helper function to initially clear the VideoSurface after (re-)creation
+ */
+void
+vlVdpVideoSurfaceClear(vlVdpSurface *vlsurf)
+{
+   struct pipe_context *pipe = vlsurf->device->context;
+   struct pipe_surface **surfaces;
+   unsigned i;
+
+   if (!vlsurf->video_buffer)
+      return;
+
+   surfaces = vlsurf->video_buffer->get_surfaces(vlsurf->video_buffer);
+   for (i = 0; i < VL_MAX_SURFACES; ++i) {
+      union pipe_color_union c = {};
+
+      if (!surfaces[i])
+         continue;
+
+      if (i > !!vlsurf->templat.interlaced)
+         c.f[0] = c.f[1] = c.f[2] = c.f[3] = 0.5f;
+
+      pipe->clear_render_target(pipe, surfaces[i], &c, 0, 0,
+                                surfaces[i]->width, surfaces[i]->height);
+   }
+   pipe->flush(pipe, NULL, 0);
+}