/**************************************************************************
*
* 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 VMWARE 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 <X11/Xlibint.h>
#include <X11/extensions/XvMClib.h>
#include "pipe/p_screen.h"
#include "pipe/p_video_codec.h"
#include "pipe/p_state.h"
#include "util/u_memory.h"
#include "util/u_math.h"
#include "util/u_format.h"
#include "util/u_sampler.h"
#include "util/u_surface.h"
#include "util/u_rect.h"
#include "vl/vl_winsys.h"
#include "xvmc_private.h"
#define FOURCC_RGB 0x0000003
#define FOURCC_AI44 0x34344941
#define FOURCC_IA44 0x34344149
static enum pipe_format XvIDToPipe(int xvimage_id)
{
switch (xvimage_id) {
case FOURCC_RGB:
return PIPE_FORMAT_B8G8R8X8_UNORM;
case FOURCC_AI44:
return PIPE_FORMAT_R4A4_UNORM;
case FOURCC_IA44:
return PIPE_FORMAT_A4R4_UNORM;
default:
XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
return PIPE_FORMAT_NONE;
}
}
static unsigned NumPaletteEntries4XvID(int xvimage_id)
{
switch (xvimage_id) {
case FOURCC_RGB:
return 0;
case FOURCC_AI44:
case FOURCC_IA44:
return 16;
default:
XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized Xv image ID 0x%08X.\n", xvimage_id);
return 0;
}
}
static int PipeToComponentOrder(enum pipe_format format, char *component_order)
{
switch (format) {
case PIPE_FORMAT_B8G8R8X8_UNORM:
return 0;
case PIPE_FORMAT_A4R4_UNORM:
case PIPE_FORMAT_R4A4_UNORM:
component_order[0] = 'Y';
component_order[1] = 'U';
component_order[2] = 'V';
component_order[3] = 'A';
return 4;
default:
XVMC_MSG(XVMC_ERR, "[XvMC] Unrecognized PIPE_FORMAT 0x%08X.\n", format);
component_order[0] = 0;
component_order[1] = 0;
component_order[2] = 0;
component_order[3] = 0;
return 0;
}
}
static Status Validate(Display *dpy, XvPortID port, int surface_type_id, int xvimage_id)
{
XvImageFormatValues *subpictures;
int num_subpics;
int i;
subpictures = XvMCListSubpictureTypes(dpy, port, surface_type_id, &num_subpics);
if (num_subpics < 1) {
return BadMatch;
}
if (!subpictures)
return BadAlloc;
for (i = 0; i < num_subpics; ++i) {
if (subpictures[i].id == xvimage_id) {
XVMC_MSG(XVMC_TRACE, "[XvMC] Found requested subpicture format.\n" \
"[XvMC] port=%u\n" \
"[XvMC] surface id=0x%08X\n" \
"[XvMC] image id=0x%08X\n" \
"[XvMC] type=%08X\n" \
"[XvMC] byte order=%08X\n" \
"[XvMC] bits per pixel=%u\n" \
"[XvMC] format=%08X\n" \
"[XvMC] num planes=%d\n",
port, surface_type_id, xvimage_id, subpictures[i].type, subpictures[i].byte_order,
subpictures[i].bits_per_pixel, subpictures[i].format, subpictures[i].num_planes);
if (subpictures[i].type == XvRGB) {
XVMC_MSG(XVMC_TRACE, "[XvMC] depth=%d\n" \
"[XvMC] red mask=0x%08X\n" \
"[XvMC] green mask=0x%08X\n" \
"[XvMC] blue mask=0x%08X\n",
subpictures[i].depth, subpictures[i].red_mask,
subpictures[i].green_mask, subpictures[i].blue_mask);
}
else if (subpictures[i].type == XvYUV) {
XVMC_MSG(XVMC_TRACE, "[XvMC] y sample bits=0x%08X\n" \
"[XvMC] u sample bits=0x%08X\n" \
"[XvMC] v sample bits=0x%08X\n" \
"[XvMC] horz y period=%u\n" \
"[XvMC] horz u period=%u\n" \
"[XvMC] horz v period=%u\n" \
"[XvMC] vert y period=%u\n" \
"[XvMC] vert u period=%u\n" \
"[XvMC] vert v period=%u\n",
subpictures[i].y_sample_bits, subpictures[i].u_sample_bits, subpictures[i].v_sample_bits,
subpictures[i].horz_y_period, subpictures[i].horz_u_period, subpictures[i].horz_v_period,
subpictures[i].vert_y_period, subpictures[i].vert_u_period, subpictures[i].vert_v_period);
}
break;
}
}
return i < num_subpics ? Success : BadMatch;
}
static void
upload_sampler(struct pipe_context *pipe, struct pipe_sampler_view *dst,
const struct pipe_box *dst_box, const void *src, unsigned src_stride,
unsigned src_x, unsigned src_y)
{
struct pipe_transfer *transfer;
void *map;
map = pipe->transfer_map(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE,
dst_box, &transfer);
if (!map)
return;
util_copy_rect(map, dst->texture->format, transfer->stride, 0, 0,
dst_box->width, dst_box->height,
src, src_stride, src_x, src_y);
pipe->transfer_unmap(pipe, transfer);
}
PUBLIC
Status XvMCCreateSubpicture(Display *dpy, XvMCContext *context, XvMCSubpicture *subpicture,
unsigned short width, unsigned short height, int xvimage_id)
{
XvMCContextPrivate *context_priv;
XvMCSubpicturePrivate *subpicture_priv;
struct pipe_context *pipe;
struct pipe_resource tex_templ, *tex;
struct pipe_sampler_view sampler_templ;
Status ret;
XVMC_MSG(XVMC_TRACE, "[XvMC] Creating subpicture %p.\n", subpicture);
if (!context)
return XvMCBadContext;
context_priv = context->privData;
pipe = context_priv->pipe;
if (!subpicture)
return XvMCBadSubpicture;
if (width > context_priv->subpicture_max_width ||
height > context_priv->subpicture_max_height)
return BadValue;
ret = Validate(dpy, context->port, context->surface_type_id, xvimage_id);
if (ret != Success)
return ret;
subpicture_priv = CALLOC(1, sizeof(XvMCSubpicturePrivate));
if (!subpicture_priv)
return BadAlloc;
memset(&tex_templ
, 0, sizeof(tex_templ
)); tex_templ.target = PIPE_TEXTURE_2D;
tex_templ.format = XvIDToPipe(xvimage_id);
tex_templ.last_level = 0;
if (pipe->screen->get_video_param(pipe->screen,
PIPE_VIDEO_PROFILE_UNKNOWN,
PIPE_VIDEO_ENTRYPOINT_UNKNOWN,
PIPE_VIDEO_CAP_NPOT_TEXTURES)) {
tex_templ.width0 = width;
tex_templ.height0 = height;
}
else {
tex_templ.width0 = util_next_power_of_two(width);
tex_templ.height0 = util_next_power_of_two(height);
}
tex_templ.depth0 = 1;
tex_templ.array_size = 1;
tex_templ.usage = PIPE_USAGE_DYNAMIC;
tex_templ.bind = PIPE_BIND_SAMPLER_VIEW;
tex_templ.flags = 0;
tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
memset(&sampler_templ
, 0, sizeof(sampler_templ
)); u_sampler_view_default_template(&sampler_templ, tex, tex->format);
subpicture_priv->sampler = pipe->create_sampler_view(pipe, tex, &sampler_templ);
pipe_resource_reference(&tex, NULL);
if (!subpicture_priv->sampler) {
FREE(subpicture_priv);
return BadAlloc;
}
subpicture_priv->context = context;
subpicture->subpicture_id = XAllocID(dpy);
subpicture->context_id = context->context_id;
subpicture->xvimage_id = xvimage_id;
subpicture->width = width;
subpicture->height = height;
subpicture->num_palette_entries = NumPaletteEntries4XvID(xvimage_id);
subpicture->entry_bytes = PipeToComponentOrder(tex_templ.format, subpicture->component_order);
subpicture->privData = subpicture_priv;
if (subpicture->num_palette_entries > 0) {
tex_templ.target = PIPE_TEXTURE_1D;
tex_templ.format = PIPE_FORMAT_R8G8B8X8_UNORM;
tex_templ.width0 = subpicture->num_palette_entries;
tex_templ.height0 = 1;
tex_templ.usage = PIPE_USAGE_DEFAULT;
tex = pipe->screen->resource_create(pipe->screen, &tex_templ);
memset(&sampler_templ
, 0, sizeof(sampler_templ
)); u_sampler_view_default_template(&sampler_templ, tex, tex->format);
sampler_templ.swizzle_a = PIPE_SWIZZLE_ONE;
subpicture_priv->palette = pipe->create_sampler_view(pipe, tex, &sampler_templ);
pipe_resource_reference(&tex, NULL);
if (!subpicture_priv->sampler) {
FREE(subpicture_priv);
return BadAlloc;
}
}
SyncHandle();
XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p created.\n", subpicture);
return Success;
}
PUBLIC
Status XvMCClearSubpicture(Display *dpy, XvMCSubpicture *subpicture, short x, short y,
unsigned short width, unsigned short height, unsigned int color)
{
XvMCSubpicturePrivate *subpicture_priv;
XvMCContextPrivate *context_priv;
struct pipe_context *pipe;
struct pipe_sampler_view *dst;
struct pipe_box dst_box = {x, y, 0, width, height, 1};
struct pipe_transfer *transfer;
union util_color uc;
void *map;
if (!subpicture)
return XvMCBadSubpicture;
/* Convert color to float */
util_format_read_4f(PIPE_FORMAT_B8G8R8A8_UNORM,
uc.f, 1, &color, 4,
0, 0, 1, 1);
subpicture_priv = subpicture->privData;
context_priv = subpicture_priv->context->privData;
pipe = context_priv->pipe;
dst = subpicture_priv->sampler;
/* TODO: Assert clear rect is within bounds? Or clip? */
map = pipe->transfer_map(pipe, dst->texture, 0, PIPE_TRANSFER_WRITE,
&dst_box, &transfer);
if (!map)
return XvMCBadSubpicture;
util_fill_rect(map, dst->texture->format, transfer->stride, 0, 0,
dst_box.width, dst_box.height, &uc);
pipe->transfer_unmap(pipe, transfer);
return Success;
}
PUBLIC
Status XvMCCompositeSubpicture(Display *dpy, XvMCSubpicture *subpicture, XvImage *image,
short srcx, short srcy, unsigned short width, unsigned short height,
short dstx, short dsty)
{
XvMCSubpicturePrivate *subpicture_priv;
XvMCContextPrivate *context_priv;
struct pipe_context *pipe;
struct pipe_box dst_box = {dstx, dsty, 0, width, height, 1};
unsigned src_stride;
XVMC_MSG(XVMC_TRACE, "[XvMC] Compositing subpicture %p.\n", subpicture);
if (!subpicture)
return XvMCBadSubpicture;
if (subpicture->xvimage_id != image->id)
return BadMatch;
/* No planar support for now */
if (image->num_planes != 1)
return BadMatch;
subpicture_priv = subpicture->privData;
context_priv = subpicture_priv->context->privData;
pipe = context_priv->pipe;
/* clipping should be done by upload_sampler and regardles what the documentation
says image->pitches[0] doesn't seems to be in bytes, so don't use it */
src_stride = image->width * util_format_get_blocksize(subpicture_priv->sampler->texture->format);
upload_sampler(pipe, subpicture_priv->sampler, &dst_box, image->data, src_stride, srcx, srcy);
XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p composited.\n", subpicture);
return Success;
}
PUBLIC
Status XvMCDestroySubpicture(Display *dpy, XvMCSubpicture *subpicture)
{
XvMCSubpicturePrivate *subpicture_priv;
XVMC_MSG(XVMC_TRACE, "[XvMC] Destroying subpicture %p.\n", subpicture);
if (!subpicture)
return XvMCBadSubpicture;
subpicture_priv = subpicture->privData;
pipe_sampler_view_reference(&subpicture_priv->sampler, NULL);
pipe_sampler_view_reference(&subpicture_priv->palette, NULL);
FREE(subpicture_priv);
XVMC_MSG(XVMC_TRACE, "[XvMC] Subpicture %p destroyed.\n", subpicture);
return Success;
}
PUBLIC
Status XvMCSetSubpicturePalette(Display *dpy, XvMCSubpicture *subpicture, unsigned char *palette)
{
XvMCSubpicturePrivate *subpicture_priv;
XvMCContextPrivate *context_priv;
struct pipe_context *pipe;
struct pipe_box dst_box = {0, 0, 0, 0, 1, 1};
if (!subpicture)
return XvMCBadSubpicture;
subpicture_priv = subpicture->privData;
context_priv = subpicture_priv->context->privData;
pipe = context_priv->pipe;
dst_box.width = subpicture->num_palette_entries;
upload_sampler(pipe, subpicture_priv->palette, &dst_box, palette, 0, 0, 0);
XVMC_MSG(XVMC_TRACE, "[XvMC] Palette of Subpicture %p set.\n", subpicture);
return Success;
}
PUBLIC
Status XvMCBlendSubpicture(Display *dpy, XvMCSurface *target_surface, XvMCSubpicture *subpicture,
short subx, short suby, unsigned short subw, unsigned short subh,
short surfx, short surfy, unsigned short surfw, unsigned short surfh)
{
struct u_rect src_rect = {subx, subx + subw, suby, suby + subh};
struct u_rect dst_rect = {surfx, surfx + surfw, surfy, surfy + surfh};
XvMCSurfacePrivate *surface_priv;
XvMCSubpicturePrivate *subpicture_priv;
XVMC_MSG(XVMC_TRACE, "[XvMC] Associating subpicture %p with surface %p.\n", subpicture, target_surface);
if (!target_surface)
return XvMCBadSurface;
if (!subpicture)
return XvMCBadSubpicture;
if (target_surface->context_id != subpicture->context_id)
return BadMatch;
/* TODO: Verify against subpicture independent scaling */
surface_priv = target_surface->privData;
subpicture_priv = subpicture->privData;
/* TODO: Assert rects are within bounds? Or clip? */
subpicture_priv->src_rect = src_rect;
subpicture_priv->dst_rect = dst_rect;
surface_priv->subpicture = subpicture;
subpicture_priv->surface = target_surface;
return Success;
}
PUBLIC
Status XvMCBlendSubpicture2(Display *dpy, XvMCSurface *source_surface, XvMCSurface *target_surface,
XvMCSubpicture *subpicture, short subx, short suby, unsigned short subw, unsigned short subh,
short surfx, short surfy, unsigned short surfw, unsigned short surfh)
{
if (!source_surface || !target_surface)
return XvMCBadSurface;
if (!subpicture)
return XvMCBadSubpicture;
if (source_surface->context_id != subpicture->context_id)
return BadMatch;
if (source_surface->context_id != subpicture->context_id)
return BadMatch;
/* TODO: Assert rects are within bounds? Or clip? */
return Success;
}
PUBLIC
Status XvMCSyncSubpicture(Display *dpy, XvMCSubpicture *subpicture)
{
if (!subpicture)
return XvMCBadSubpicture;
return Success;
}
PUBLIC
Status XvMCFlushSubpicture(Display *dpy, XvMCSubpicture *subpicture)
{
if (!subpicture)
return XvMCBadSubpicture;
return Success;
}
PUBLIC
Status XvMCGetSubpictureStatus(Display *dpy, XvMCSubpicture *subpicture, int *status)
{
if (!subpicture)
return XvMCBadSubpicture;
/* TODO */
*status = 0;
return Success;
}