/************************************************************************** * * 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 #include #include #include #include #include #include "xvmc_private.h" static enum pipe_mpeg12_macroblock_type TypeToPipe(int xvmc_mb_type) { if (xvmc_mb_type & XVMC_MB_TYPE_INTRA) return PIPE_MPEG12_MACROBLOCK_TYPE_INTRA; if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == XVMC_MB_TYPE_MOTION_FORWARD) return PIPE_MPEG12_MACROBLOCK_TYPE_FWD; if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == XVMC_MB_TYPE_MOTION_BACKWARD) return PIPE_MPEG12_MACROBLOCK_TYPE_BKWD; if ((xvmc_mb_type & (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) == (XVMC_MB_TYPE_MOTION_FORWARD | XVMC_MB_TYPE_MOTION_BACKWARD)) return PIPE_MPEG12_MACROBLOCK_TYPE_BI; assert(0); return -1; } static enum pipe_mpeg12_picture_type PictureToPipe(int xvmc_pic) { switch (xvmc_pic) { case XVMC_TOP_FIELD: return PIPE_MPEG12_PICTURE_TYPE_FIELD_TOP; case XVMC_BOTTOM_FIELD: return PIPE_MPEG12_PICTURE_TYPE_FIELD_BOTTOM; case XVMC_FRAME_PICTURE: return PIPE_MPEG12_PICTURE_TYPE_FRAME; default: assert(0); } return -1; } static enum pipe_mpeg12_motion_type MotionToPipe(int xvmc_motion_type, int xvmc_dct_type) { switch (xvmc_motion_type) { case XVMC_PREDICTION_FRAME: return xvmc_dct_type == XVMC_DCT_TYPE_FIELD ? PIPE_MPEG12_MOTION_TYPE_16x8 : PIPE_MPEG12_MOTION_TYPE_FRAME; case XVMC_PREDICTION_FIELD: return PIPE_MPEG12_MOTION_TYPE_FIELD; case XVMC_PREDICTION_DUAL_PRIME: return PIPE_MPEG12_MOTION_TYPE_DUALPRIME; default: assert(0); } return -1; } static bool CreateOrResizeBackBuffer(struct pipe_video_context *vpipe, unsigned int width, unsigned int height, struct pipe_surface **backbuffer) { struct pipe_texture template; struct pipe_texture *tex; assert(vpipe); if (*backbuffer) { if ((*backbuffer)->width != width || (*backbuffer)->height != height) pipe_surface_reference(backbuffer, NULL); else return true; } memset(&template, 0, sizeof(struct pipe_texture)); template.target = PIPE_TEXTURE_2D; /* XXX: Needs to match the drawable's format? */ template.format = PIPE_FORMAT_X8R8G8B8_UNORM; template.last_level = 0; template.width[0] = width; template.height[0] = height; template.depth[0] = 1; pf_get_block(template.format, &template.block); template.tex_usage = PIPE_TEXTURE_USAGE_DISPLAY_TARGET; tex = vpipe->screen->texture_create(vpipe->screen, &template); if (!tex) return false; *backbuffer = vpipe->screen->get_tex_surface(vpipe->screen, tex, 0, 0, 0, PIPE_BUFFER_USAGE_GPU_READ | PIPE_BUFFER_USAGE_GPU_WRITE); pipe_texture_reference(&tex, NULL); if (!*backbuffer) return false; /* Clear the backbuffer in case the video doesn't cover the whole window */ /* FIXME: Need to clear every time a frame moves and leaves dirty rects */ vpipe->clear_surface(vpipe, 0, 0, width, height, 0, *backbuffer); return true; } static void MacroBlocksToPipe(const XvMCMacroBlockArray *xvmc_macroblocks, const XvMCBlockArray *xvmc_blocks, unsigned int first_macroblock, unsigned int num_macroblocks, struct pipe_mpeg12_macroblock *pipe_macroblocks) { unsigned int i, j, k, l; XvMCMacroBlock *xvmc_mb; assert(xvmc_macroblocks); assert(xvmc_blocks); assert(pipe_macroblocks); assert(num_macroblocks); xvmc_mb = xvmc_macroblocks->macro_blocks + first_macroblock; for (i = 0; i < num_macroblocks; ++i) { pipe_macroblocks->base.codec = PIPE_VIDEO_CODEC_MPEG12; pipe_macroblocks->mbx = xvmc_mb->x; pipe_macroblocks->mby = xvmc_mb->y; pipe_macroblocks->mb_type = TypeToPipe(xvmc_mb->macroblock_type); if (pipe_macroblocks->mb_type != PIPE_MPEG12_MACROBLOCK_TYPE_INTRA) pipe_macroblocks->mo_type = MotionToPipe(xvmc_mb->motion_type, xvmc_mb->dct_type); /* Get rid of Valgrind 'undefined' warnings */ else pipe_macroblocks->mo_type = -1; pipe_macroblocks->dct_type = xvmc_mb->dct_type == XVMC_DCT_TYPE_FIELD ? PIPE_MPEG12_DCT_TYPE_FIELD : PIPE_MPEG12_DCT_TYPE_FRAME; for (j = 0; j < 2; ++j) for (k = 0; k < 2; ++k) for (l = 0; l < 2; ++l) pipe_macroblocks->pmv[j][k][l] = xvmc_mb->PMV[j][k][l]; pipe_macroblocks->cbp = xvmc_mb->coded_block_pattern; pipe_macroblocks->blocks = xvmc_blocks->blocks + xvmc_mb->index * BLOCK_SIZE_SAMPLES; ++pipe_macroblocks; ++xvmc_mb; } } Status XvMCCreateSurface(Display *dpy, XvMCContext *context, XvMCSurface *surface) { XvMCContextPrivate *context_priv; struct pipe_video_context *vpipe; XvMCSurfacePrivate *surface_priv; struct pipe_video_surface *vsfc; assert(dpy); if (!context) return XvMCBadContext; if (!surface) return XvMCBadSurface; context_priv = context->privData; vpipe = context_priv->vpipe; surface_priv = CALLOC(1, sizeof(XvMCSurfacePrivate)); if (!surface_priv) return BadAlloc; vsfc = vpipe->screen->video_surface_create(vpipe->screen, vpipe->chroma_format, vpipe->width, vpipe->height); if (!vsfc) { FREE(surface_priv); return BadAlloc; } surface_priv->pipe_vsfc = vsfc; 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(); return Success; } 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_video_context *vpipe; struct pipe_surface *t_vsfc; struct pipe_surface *p_vsfc; struct pipe_surface *f_vsfc; XvMCContextPrivate *context_priv; XvMCSurfacePrivate *target_surface_priv; XvMCSurfacePrivate *past_surface_priv; XvMCSurfacePrivate *future_surface_priv; struct pipe_mpeg12_macroblock pipe_macroblocks[num_macroblocks]; 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); 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); context_priv = context->privData; vpipe = context_priv->vpipe; t_vsfc = target_surface_priv->pipe_vsfc; p_vsfc = past_surface ? past_surface_priv->pipe_vsfc : NULL; f_vsfc = future_surface ? future_surface_priv->pipe_vsfc : NULL; MacroBlocksToPipe(macroblocks, blocks, first_macroblock, num_macroblocks, pipe_macroblocks); vpipe->set_decode_target(vpipe, t_vsfc); vpipe->decode_macroblocks(vpipe, p_vsfc, f_vsfc, num_macroblocks, &pipe_macroblocks->base, target_surface_priv->render_fence); return Success; } Status XvMCFlushSurface(Display *dpy, XvMCSurface *surface) { assert(dpy); if (!surface) return XvMCBadSurface; return Success; } Status XvMCSyncSurface(Display *dpy, XvMCSurface *surface) { assert(dpy); if (!surface) return XvMCBadSurface; return Success; } 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) { Window root; int x, y; unsigned int width, height; unsigned int border_width; unsigned int depth; struct pipe_video_context *vpipe; XvMCSurfacePrivate *surface_priv; XvMCContextPrivate *context_priv; XvMCContext *context; struct pipe_video_rect src_rect = {srcx, srcy, srcw, srch}; struct pipe_video_rect dst_rect = {destx, desty, destw, desth}; assert(dpy); if (!surface || !surface->privData) return XvMCBadSurface; if (XGetGeometry(dpy, drawable, &root, &x, &y, &width, &height, &border_width, &depth) == BadDrawable) return BadDrawable; 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); /* * 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 < width); assert(desty + desth - 1 < height); */ surface_priv = surface->privData; context = surface_priv->context; context_priv = context->privData; vpipe = context_priv->vpipe; if (!CreateOrResizeBackBuffer(vpipe, width, height, &context_priv->backbuffer)) return BadAlloc; vpipe->render_picture(vpipe, surface_priv->pipe_vsfc, PictureToPipe(flags), &src_rect, context_priv->backbuffer, &dst_rect, surface_priv->disp_fence); vl_video_bind_drawable(vpipe, drawable); vpipe->screen->flush_frontbuffer ( vpipe->screen, context_priv->backbuffer, vpipe->priv ); return Success; } Status XvMCGetSurfaceStatus(Display *dpy, XvMCSurface *surface, int *status) { assert(dpy); if (!surface) return XvMCBadSurface; assert(status); *status = 0; return Success; } Status XvMCDestroySurface(Display *dpy, XvMCSurface *surface) { XvMCSurfacePrivate *surface_priv; assert(dpy); if (!surface || !surface->privData) return XvMCBadSurface; surface_priv = surface->privData; pipe_video_surface_reference(&surface_priv->pipe_vsfc, NULL); FREE(surface_priv); surface->privData = NULL; return Success; } Status XvMCHideSurface(Display *dpy, XvMCSurface *surface) { assert(dpy); if (!surface || !surface->privData) return XvMCBadSurface; /* No op, only for overlaid rendering */ return Success; }