st/xvmc: move xvmc state tracker out of xorg subdir

The xvmc state tracker is completely seperate and
doesn't shares code or anything else with the
xorg state tracker.

Signed-off-by: Christian König <[email protected]>

1 files changed, 537 insertions, 0 deletions

diff --git a/src/gallium/state_trackers/xvmc/surface.c b/src/gallium/state_trackers/xvmc/surface.c
new file mode 100644
index 00000000000..834841cb3a0
--- /dev/null
+++ b/src/gallium/state_trackers/xvmc/surface.c
@@ -0,0 +1,537 @@
+/**************************************************************************
+ *
+ * Copyright 2009 Younes Manton.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include <assert.h>
+#include <stdio.h>
+
+#include <X11/Xlibint.h>
+
+#include "pipe/p_video_decoder.h"
+#include "pipe/p_video_state.h"
+#include "pipe/p_state.h"
+
+#include "util/u_inlines.h"
+#include "util/u_memory.h"
+#include "util/u_math.h"
+
+#include "vl_winsys.h"
+
+#include "xvmc_private.h"
+
+static void
+MacroBlocksToPipe(XvMCContextPrivate *context,
+                  XvMCSurfacePrivate *surface,
+                  unsigned int xvmc_picture_structure,
+                  const XvMCMacroBlock *xvmc_mb,
+                  const XvMCBlockArray *xvmc_blocks,
+                  struct pipe_mpeg12_macroblock *mb,
+                  unsigned int num_macroblocks)
+{
+   unsigned int i, j, k;
+
+   assert(xvmc_mb);
+   assert(xvmc_blocks);
+   assert(num_macroblocks);
+
+   for (; num_macroblocks > 0; --num_macroblocks) {
+      mb->base.codec = PIPE_VIDEO_CODEC_MPEG12;
+      mb->x = xvmc_mb->x;
+      mb->y = xvmc_mb->y;
+      mb->macroblock_type = xvmc_mb->macroblock_type;
+
+      switch (xvmc_picture_structure) {
+      case XVMC_FRAME_PICTURE:
+         mb->macroblock_modes.bits.frame_motion_type = xvmc_mb->motion_type;
+         mb->macroblock_modes.bits.field_motion_type = 0;
+         break;
+
+      case XVMC_TOP_FIELD:
+      case XVMC_BOTTOM_FIELD:
+         mb->macroblock_modes.bits.frame_motion_type = 0;
+         mb->macroblock_modes.bits.field_motion_type = xvmc_mb->motion_type;
+         break;
+
+      default:
+         assert(0);
+      }
+
+      mb->macroblock_modes.bits.dct_type = xvmc_mb->dct_type;
+      mb->motion_vertical_field_select = xvmc_mb->motion_vertical_field_select;
+
+      for (i = 0; i < 2; ++i)
+         for (j = 0; j < 2; ++j)
+            for (k = 0; k < 2; ++k)
+               mb->PMV[i][j][k] = xvmc_mb->PMV[i][j][k];
+
+      mb->coded_block_pattern = xvmc_mb->coded_block_pattern;
+      mb->blocks = xvmc_blocks->blocks + xvmc_mb->index * BLOCK_SIZE_SAMPLES;
+      mb->num_skipped_macroblocks = 0;
+
+      ++xvmc_mb;
+      ++mb;
+   }
+}
+
+static void
+GetPictureDescription(XvMCSurfacePrivate *surface, struct pipe_mpeg12_picture_desc *desc)
+{
+   unsigned i, num_refs = 0;
+
+   assert(surface && desc);
+
+   memset(desc, 0, sizeof(*desc));
+   desc->base.profile = PIPE_VIDEO_PROFILE_MPEG1;
+   desc->picture_structure = surface->picture_structure;
+   for (i = 0; i < 2; ++i) {
+      if (surface->ref[i]) {
+         XvMCSurfacePrivate *ref = surface->ref[i]->privData;
+
+         if (ref)
+            desc->ref[num_refs++] = ref->video_buffer;
+      }
+   }
+}
+
+static void
+RecursiveEndFrame(XvMCSurfacePrivate *surface)
+{
+   XvMCContextPrivate *context_priv;
+   unsigned i;
+
+   assert(surface);
+
+   context_priv = surface->context->privData;
+
+   for ( i = 0; i < 2; ++i ) {
+      if (surface->ref[i]) {
+         XvMCSurface *ref = surface->ref[i];
+
+         assert(ref);
+
+         surface->ref[i] = NULL;
+         RecursiveEndFrame(ref->privData);
+         surface->ref[i] = ref;
+      }
+   }
+
+   if (surface->picture_structure) {
+      struct pipe_mpeg12_picture_desc desc;
+      GetPictureDescription(surface, &desc);
+      surface->picture_structure = 0;
+
+      for (i = 0; i < 2; ++i)
+         surface->ref[i] = NULL;
+
+      context_priv->decoder->end_frame(context_priv->decoder, surface->video_buffer, &desc.base);
+   }
+}
+
+PUBLIC
+Status XvMCCreateSurface(Display *dpy, XvMCContext *context, XvMCSurface *surface)
+{
+   XvMCContextPrivate *context_priv;
+   struct pipe_context *pipe;
+   XvMCSurfacePrivate *surface_priv;
+   struct pipe_video_buffer tmpl;
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Creating surface %p.\n", surface);
+
+   assert(dpy);
+
+   if (!context)
+      return XvMCBadContext;
+   if (!surface)
+      return XvMCBadSurface;
+
+   context_priv = context->privData;
+   pipe = context_priv->pipe;
+
+   surface_priv = CALLOC(1, sizeof(XvMCSurfacePrivate));
+   if (!surface_priv)
+      return BadAlloc;
+
+   memset(&tmpl, 0, sizeof(tmpl));
+   tmpl.buffer_format = pipe->screen->get_video_param
+   (
+      pipe->screen,
+      PIPE_VIDEO_PROFILE_MPEG2_MAIN,
+      PIPE_VIDEO_CAP_PREFERED_FORMAT
+   );
+   tmpl.chroma_format = context_priv->decoder->chroma_format;
+   tmpl.width = context_priv->decoder->width;
+   tmpl.height = context_priv->decoder->height;
+   tmpl.interlaced = pipe->screen->get_video_param
+   (
+      pipe->screen,
+      PIPE_VIDEO_PROFILE_MPEG2_MAIN,
+      PIPE_VIDEO_CAP_PREFERS_INTERLACED
+   );
+
+   surface_priv->video_buffer = pipe->create_video_buffer(pipe, &tmpl);
+   surface_priv->context = context;
+
+   surface->surface_id = XAllocID(dpy);
+   surface->context_id = context->context_id;
+   surface->surface_type_id = context->surface_type_id;
+   surface->width = context->width;
+   surface->height = context->height;
+   surface->privData = surface_priv;
+
+   SyncHandle();
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p created.\n", surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCRenderSurface(Display *dpy, XvMCContext *context, unsigned int picture_structure,
+                         XvMCSurface *target_surface, XvMCSurface *past_surface, XvMCSurface *future_surface,
+                         unsigned int flags, unsigned int num_macroblocks, unsigned int first_macroblock,
+                         XvMCMacroBlockArray *macroblocks, XvMCBlockArray *blocks
+)
+{
+   struct pipe_mpeg12_macroblock mb[num_macroblocks];
+   struct pipe_video_decoder *decoder;
+   struct pipe_mpeg12_picture_desc desc;
+
+   XvMCContextPrivate *context_priv;
+   XvMCSurfacePrivate *target_surface_priv;
+   XvMCSurfacePrivate *past_surface_priv;
+   XvMCSurfacePrivate *future_surface_priv;
+   XvMCMacroBlock *xvmc_mb;
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Rendering to surface %p, with past %p and future %p\n",
+            target_surface, past_surface, future_surface);
+
+   assert(dpy);
+
+   if (!context || !context->privData)
+      return XvMCBadContext;
+   if (!target_surface || !target_surface->privData)
+      return XvMCBadSurface;
+
+   if (picture_structure != XVMC_TOP_FIELD &&
+       picture_structure != XVMC_BOTTOM_FIELD &&
+       picture_structure != XVMC_FRAME_PICTURE)
+      return BadValue;
+   /* Bkwd pred equivalent to fwd (past && !future) */
+   if (future_surface && !past_surface)
+      return BadMatch;
+
+   assert(context->context_id == target_surface->context_id);
+   assert(!past_surface || context->context_id == past_surface->context_id);
+   assert(!future_surface || context->context_id == future_surface->context_id);
+
+   assert(macroblocks);
+   assert(blocks);
+
+   assert(macroblocks->context_id == context->context_id);
+   assert(blocks->context_id == context->context_id);
+
+   assert(flags == 0 || flags == XVMC_SECOND_FIELD);
+
+   context_priv = context->privData;
+   decoder = context_priv->decoder;
+
+   target_surface_priv = target_surface->privData;
+   past_surface_priv = past_surface ? past_surface->privData : NULL;
+   future_surface_priv = future_surface ? future_surface->privData : NULL;
+
+   assert(target_surface_priv->context == context);
+   assert(!past_surface || past_surface_priv->context == context);
+   assert(!future_surface || future_surface_priv->context == context);
+
+   // call end frame on all referenced frames
+   if (past_surface)
+      RecursiveEndFrame(past_surface->privData);
+
+   if (future_surface)
+      RecursiveEndFrame(future_surface->privData);
+
+   xvmc_mb = macroblocks->macro_blocks + first_macroblock;
+
+   /* If the surface we're rendering hasn't changed the ref frames shouldn't change. */
+   if (target_surface_priv->picture_structure > 0 && (
+       target_surface_priv->picture_structure != picture_structure ||
+       target_surface_priv->ref[0] != past_surface ||
+       target_surface_priv->ref[1] != future_surface ||
+       (xvmc_mb->x == 0 && xvmc_mb->y == 0))) {
+
+      // If they change anyway we must assume that the current frame is ended
+      RecursiveEndFrame(target_surface_priv);
+   }
+
+   target_surface_priv->ref[0] = past_surface;
+   target_surface_priv->ref[1] = future_surface;
+
+   if (target_surface_priv->picture_structure)
+      GetPictureDescription(target_surface_priv, &desc);
+   else {
+      target_surface_priv->picture_structure = picture_structure;
+      GetPictureDescription(target_surface_priv, &desc);
+      decoder->begin_frame(decoder, target_surface_priv->video_buffer, &desc.base);
+   }
+
+   MacroBlocksToPipe(context_priv, target_surface_priv, picture_structure,
+                     xvmc_mb, blocks, mb, num_macroblocks);
+
+   context_priv->decoder->decode_macroblock(context_priv->decoder,
+                                            target_surface_priv->video_buffer,
+                                            &desc.base,
+                                            &mb[0].base, num_macroblocks);
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Submitted surface %p for rendering.\n", target_surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCFlushSurface(Display *dpy, XvMCSurface *surface)
+{
+   assert(dpy);
+
+   if (!surface)
+      return XvMCBadSurface;
+
+   // don't call flush here, because this is usually
+   // called once for every slice instead of every frame
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Flushing surface %p\n", surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCSyncSurface(Display *dpy, XvMCSurface *surface)
+{
+   assert(dpy);
+
+   if (!surface)
+      return XvMCBadSurface;
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Syncing surface %p\n", surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCPutSurface(Display *dpy, XvMCSurface *surface, Drawable drawable,
+                      short srcx, short srcy, unsigned short srcw, unsigned short srch,
+                      short destx, short desty, unsigned short destw, unsigned short desth,
+                      int flags)
+{
+   static int dump_window = -1;
+
+   struct pipe_context *pipe;
+   struct vl_compositor *compositor;
+
+   XvMCSurfacePrivate *surface_priv;
+   XvMCContextPrivate *context_priv;
+   XvMCSubpicturePrivate *subpicture_priv;
+   XvMCContext *context;
+   struct pipe_video_rect src_rect = {srcx, srcy, srcw, srch};
+   struct pipe_video_rect dst_rect = {destx, desty, destw, desth};
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Displaying surface %p.\n", surface);
+
+   assert(dpy);
+
+   if (!surface || !surface->privData)
+      return XvMCBadSurface;
+
+   surface_priv = surface->privData;
+   context = surface_priv->context;
+   context_priv = context->privData;
+
+   assert(flags == XVMC_TOP_FIELD || flags == XVMC_BOTTOM_FIELD || flags == XVMC_FRAME_PICTURE);
+   assert(srcx + srcw - 1 < surface->width);
+   assert(srcy + srch - 1 < surface->height);
+
+   subpicture_priv = surface_priv->subpicture ? surface_priv->subpicture->privData : NULL;
+   pipe = context_priv->pipe;
+   compositor = &context_priv->compositor;
+
+   if (!context_priv->drawable_surface ||
+       context_priv->dst_rect.x != dst_rect.x || context_priv->dst_rect.y != dst_rect.y ||
+       context_priv->dst_rect.w != dst_rect.w || context_priv->dst_rect.h != dst_rect.h) {
+
+      struct pipe_surface surf_templ;
+      struct pipe_resource *tex = vl_screen_texture_from_drawable(
+         context_priv->vscreen, drawable);
+
+      pipe_surface_reference(&context_priv->drawable_surface, NULL);
+
+      memset(&surf_templ, 0, sizeof(surf_templ));
+      surf_templ.format = tex->format;
+      surf_templ.usage = PIPE_BIND_RENDER_TARGET;
+      context_priv->drawable_surface = pipe->create_surface(pipe, tex, &surf_templ);
+      vl_compositor_reset_dirty_area(&context_priv->dirty_area);
+      context_priv->dst_rect = dst_rect;
+   }
+
+   if (!context_priv->drawable_surface)
+      return BadDrawable;
+
+   /*
+    * Some apps (mplayer) hit these asserts because they call
+    * this function after the window has been resized by the WM
+    * but before they've handled the corresponding XEvent and
+    * know about the new dimensions. The output should be clipped
+    * until the app updates destw and desth.
+    */
+   /*
+   assert(destx + destw - 1 < drawable_surface->width);
+   assert(desty + desth - 1 < drawable_surface->height);
+    */
+
+   RecursiveEndFrame(surface_priv);
+
+   context_priv->decoder->flush(context_priv->decoder);
+
+   vl_compositor_clear_layers(compositor);
+   vl_compositor_set_buffer_layer(compositor, 0, surface_priv->video_buffer,
+                                  &src_rect, NULL, VL_COMPOSITOR_WEAVE);
+
+   if (subpicture_priv) {
+      XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p has subpicture %p.\n", surface, surface_priv->subpicture);
+
+      assert(subpicture_priv->surface == surface);
+
+      if (subpicture_priv->palette)
+         vl_compositor_set_palette_layer(compositor, 1, subpicture_priv->sampler, subpicture_priv->palette,
+                                         &subpicture_priv->src_rect, &subpicture_priv->dst_rect, true);
+      else
+         vl_compositor_set_rgba_layer(compositor, 1, subpicture_priv->sampler,
+                                      &subpicture_priv->src_rect, &subpicture_priv->dst_rect);
+
+      surface_priv->subpicture = NULL;
+      subpicture_priv->surface = NULL;
+   }
+
+   // Workaround for r600g, there seems to be a bug in the fence refcounting code
+   pipe->screen->fence_reference(pipe->screen, &surface_priv->fence, NULL);
+
+   vl_compositor_render(compositor, context_priv->drawable_surface, &dst_rect, NULL, &context_priv->dirty_area);
+
+   pipe->flush(pipe, &surface_priv->fence);
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Submitted surface %p for display. Pushing to front buffer.\n", surface);
+
+   pipe->screen->flush_frontbuffer
+   (
+      pipe->screen, context_priv->drawable_surface->texture, 0, 0,
+      vl_screen_get_private(context_priv->vscreen)
+   );
+
+   if(dump_window == -1) {
+      dump_window = debug_get_num_option("XVMC_DUMP", 0);
+   }
+
+   if(dump_window) {
+      static unsigned int framenum = 0;
+      char cmd[256];
+
+      sprintf(cmd, "xwd -id %d -out xvmc_frame_%08d.xwd", (int)drawable, ++framenum);
+      if (system(cmd) != 0)
+         XVMC_MSG(XVMC_ERR, "[XvMC] Dumping surface %p failed.\n", surface);
+   }
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Pushed surface %p to front buffer.\n", surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCGetSurfaceStatus(Display *dpy, XvMCSurface *surface, int *status)
+{
+   struct pipe_context *pipe;
+   XvMCSurfacePrivate *surface_priv;
+   XvMCContextPrivate *context_priv;
+
+   assert(dpy);
+
+   if (!surface)
+      return XvMCBadSurface;
+
+   assert(status);
+
+   surface_priv = surface->privData;
+   context_priv = surface_priv->context->privData;
+   pipe = context_priv->pipe;
+
+   *status = 0;
+
+   if (surface_priv->fence)
+      if (!pipe->screen->fence_signalled(pipe->screen, surface_priv->fence))
+         *status |= XVMC_RENDERING;
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCDestroySurface(Display *dpy, XvMCSurface *surface)
+{
+   XvMCSurfacePrivate *surface_priv;
+   XvMCContextPrivate *context_priv;
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying surface %p.\n", surface);
+
+   assert(dpy);
+
+   if (!surface || !surface->privData)
+      return XvMCBadSurface;
+
+   surface_priv = surface->privData;
+   context_priv = surface_priv->context->privData;
+
+   if (surface_priv->picture_structure) {
+      struct pipe_mpeg12_picture_desc desc;
+      GetPictureDescription(surface_priv, &desc);
+      context_priv->decoder->end_frame(context_priv->decoder, surface_priv->video_buffer, &desc.base);
+   }
+   surface_priv->video_buffer->destroy(surface_priv->video_buffer);
+   FREE(surface_priv);
+   surface->privData = NULL;
+
+   XVMC_MSG(XVMC_TRACE, "[XvMC] Surface %p destroyed.\n", surface);
+
+   return Success;
+}
+
+PUBLIC
+Status XvMCHideSurface(Display *dpy, XvMCSurface *surface)
+{
+   assert(dpy);
+
+   if (!surface || !surface->privData)
+      return XvMCBadSurface;
+
+   /* No op, only for overlaid rendering */
+
+   return Success;
+}