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xserver/hw/dmx/dmxxv.c
David Reveman 1c649c8e5d Add initial XVideo support to DMX.
2008-10-30 03:37:19 -04:00

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/*
* Copyright © 2008 Novell, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Novell, Inc. not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* Novell, Inc. makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* NOVELL, INC. DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL NOVELL, INC. BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: David Reveman <davidr@novell.com>
*/
#ifdef HAVE_DMX_CONFIG_H
#include <dmx-config.h>
#endif
#ifdef XV
#include "dmx.h"
#include "dmxsync.h"
#include "dmxgc.h"
#include "dmxwindow.h"
#include "dmxvisual.h"
#include "dmxlog.h"
#include "dmxxv.h"
#include "xvdix.h"
#include "gcstruct.h"
#include "dixstruct.h"
#include "servermd.h"
#include "pixmapstr.h"
typedef struct _dmxXvAdaptor {
int base;
int n;
} dmxXvAdaptorRec, *dmxXvAdaptorPtr;
typedef struct _dmxXvPort {
int id;
XvPortID port;
XvImage *image;
} dmxXvPortRec, *dmxXvPortPtr;
#define DMX_GET_XV_SCREEN(pScreen) \
((XvScreenPtr) dixLookupPrivate (&pScreen->devPrivates, \
XvGetScreenKey ()))
#define DMX_XV_SCREEN(pScreen) \
XvScreenPtr pXvScreen = DMX_GET_XV_SCREEN (pScreen)
#define DMX_GET_XV_ADAPTOR_PRIV(pAdaptor) \
((dmxXvAdaptorPtr) ((pAdaptor)->devPriv.ptr))
#define DMX_XV_ADAPTOR_PRIV(pAdaptor) \
dmxXvAdaptorPtr pAdaptorPriv = DMX_GET_XV_ADAPTOR_PRIV (pAdaptor)
#define DMX_GET_XV_PORT_PRIV(pPort) \
((dmxXvPortPtr) ((pPort)->devPriv.ptr))
#define DMX_XV_PORT_PRIV(pPort) \
dmxXvPortPtr pPortPriv = DMX_GET_XV_PORT_PRIV (pPort)
#define DMX_XV_NUM_PORTS 32
#define DMX_XV_IMAGE_MAX_WIDTH 2046
#define DMX_XV_IMAGE_MAX_HEIGHT 2046
#define DMX_FOURCC(a, b, c, d) \
((a) | (b) << 8 | (c) << 16 | ((unsigned int) (d)) << 24)
#define DMX_FOURCC_YUY2 DMX_FOURCC ('Y', 'U', 'Y', '2')
#define DMX_FOURCC_YV12 DMX_FOURCC ('Y', 'V', '1', '2')
static XvImageRec xvImages[] = {
{
DMX_FOURCC_YUY2, XvYUV, BITMAP_BIT_ORDER,
{
'Y','U','Y','2',
0x00, 0x00, 0x00, 0x10, 0x80, 0x00,
0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
},
16, XvPacked, 1,
0, 0, 0, 0,
8, 8, 8, 1, 2, 2, 1, 1, 1,
{
'Y', 'U', 'Y', 'V',
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
},
XvTopToBottom
}, {
DMX_FOURCC_YV12, XvYUV, BITMAP_BIT_ORDER,
{
'Y', 'V', '1', '2',
0x00, 0x00, 0x00, 0x10, 0x80, 0x00,
0x00, 0xAA, 0x00, 0x38, 0x9B, 0x71
},
12, XvPlanar, 3,
0, 0, 0, 0,
8, 8, 8, 1, 2, 2, 1, 2, 2,
{
'Y', 'V', 'U', 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
},
XvTopToBottom
}
};
static int
dmxXvFreePort (XvPortPtr pPort)
{
DMXScreenInfo *dmxScreen = &dmxScreens[pPort->pAdaptor->pScreen->myNum];
DMX_XV_PORT_PRIV (pPort);
if (pPortPriv->port)
{
XLIB_PROLOGUE (dmxScreen);
XvUngrabPort (dmxScreen->beDisplay, pPortPriv->port, CurrentTime);
XLIB_EPILOGUE (dmxScreen);
pPortPriv->port = 0;
}
if (pPortPriv->image)
{
XFree (pPortPriv->image);
pPortPriv->image = NULL;
}
pPortPriv->id = 0;
return Success;
}
static int
dmxXvStopVideo (ClientPtr client,
XvPortPtr pPort,
DrawablePtr pDrawable)
{
return Success;
}
static int
dmxSetPortAttribute (ClientPtr client,
XvPortPtr pPort,
Atom atom,
INT32 value)
{
return BadMatch;
}
static int
dmxGetPortAttribute (ClientPtr client,
XvPortPtr pPort,
Atom atom,
INT32 *value)
{
return BadMatch;
}
static int
dmxXvQueryBestSize (ClientPtr client,
XvPortPtr pPort,
CARD8 motion,
CARD16 srcWidth,
CARD16 srcHeight,
CARD16 dstWidth,
CARD16 dstHeight,
unsigned int *pWidth,
unsigned int *pHeight)
{
*pWidth = dstWidth;
*pHeight = dstHeight;
return Success;
}
static int
dmxXvPutImage (ClientPtr client,
DrawablePtr pDrawable,
XvPortPtr pPort,
GCPtr pGC,
INT16 srcX,
INT16 srcY,
CARD16 srcWidth,
CARD16 srcHeight,
INT16 dstX,
INT16 dstY,
CARD16 dstWidth,
CARD16 dstHeight,
XvImagePtr pImage,
unsigned char *data,
Bool sync,
CARD16 width,
CARD16 height)
{
ScreenPtr pScreen = pDrawable->pScreen;
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
dmxWinPrivPtr pWinPriv = DMX_GET_WINDOW_PRIV ((WindowPtr) pDrawable);
dmxGCPrivPtr pGCPriv = DMX_GET_GC_PRIV (pGC);
DMX_XV_PORT_PRIV (pPort);
if (pPortPriv->id != pImage->id)
{
int p, j;
DMX_XV_ADAPTOR_PRIV (pPort->pAdaptor);
for (p = pAdaptorPriv->base;
p < pAdaptorPriv->base + pAdaptorPriv->n;
p++)
{
XvImageFormatValues *fo = NULL;
int formats;
XLIB_PROLOGUE (dmxScreen);
fo = XvListImageFormats (dmxScreen->beDisplay, p, &formats);
XLIB_EPILOGUE (dmxScreen);
if (fo)
{
for (j = 0; j < formats; j++)
if (fo[j].id == pImage->id)
break;
XFree (fo);
if (j < formats)
{
if (p != pPortPriv->port)
{
int ret = !Success;
XLIB_PROLOGUE (dmxScreen);
ret = XvGrabPort (dmxScreen->beDisplay,
p,
CurrentTime);
XLIB_EPILOGUE (dmxScreen);
if (ret == Success)
break;
}
else
break;
}
}
}
pPortPriv->id = pImage->id;
if (pPortPriv->image)
{
XFree (pPortPriv->image);
pPortPriv->image = NULL;
}
if (pPortPriv->port && p != pPortPriv->port)
{
XLIB_PROLOGUE (dmxScreen);
XvUngrabPort (dmxScreen->beDisplay, pPortPriv->port, CurrentTime);
XLIB_EPILOGUE (dmxScreen);
pPortPriv->port = 0;
}
if (p < pAdaptorPriv->base + pAdaptorPriv->n)
{
pPortPriv->port = p;
}
else if (pAdaptorPriv->n)
{
dmxLog (dmxWarning,
"XVIDEO: failed to allocated port "
"for image format: 0x%x\n", pImage->id);
}
}
else if (pPortPriv->image)
{
if (width != pPortPriv->image->width ||
height != pPortPriv->image->height)
{
XFree (pPortPriv->image);
pPortPriv->image = NULL;
}
}
if (!pPortPriv->image && pPortPriv->port)
{
XLIB_PROLOGUE (dmxScreen);
pPortPriv->image = XvCreateImage (dmxScreen->beDisplay,
pPortPriv->port,
pImage->id,
NULL,
width,
height);
XLIB_EPILOGUE (dmxScreen);
if (!pPortPriv->image)
return BadAlloc;
dmxLogOutput (dmxScreen,
"XVIDEO: created 0x%x image with dimensions %dx%d\n",
pImage->id, width, height);
}
if (pPortPriv->image)
{
pPortPriv->image->data = (char *) data;
XLIB_PROLOGUE (dmxScreen);
XvPutImage (dmxScreen->beDisplay,
pPortPriv->port,
pWinPriv->window,
pGCPriv->gc,
pPortPriv->image,
srcX, srcY, srcWidth, srcHeight,
dstX, dstY, dstWidth, dstHeight);
XLIB_EPILOGUE (dmxScreen);
dmxSync (dmxScreen, FALSE);
}
return Success;
}
static int
dmxXvQueryImageAttributes (ClientPtr client,
XvPortPtr pPort,
XvImagePtr pImage,
CARD16 *width,
CARD16 *height,
int *pitches,
int *offsets)
{
if (*width > DMX_XV_IMAGE_MAX_WIDTH)
*width = DMX_XV_IMAGE_MAX_WIDTH;
if (*height > DMX_XV_IMAGE_MAX_HEIGHT)
*height = DMX_XV_IMAGE_MAX_HEIGHT;
*width = (*width + 7) & ~7;
switch (pImage->id) {
case DMX_FOURCC_YUY2:
if (offsets)
offsets[0] = 0;
if (pitches)
pitches[0] = *width * 2;
return *width * *height * 2;
case DMX_FOURCC_YV12:
*height = (*height + 1) & ~1;
if (offsets)
{
offsets[0] = 0;
offsets[1] = *width * *height;
offsets[2] = *width * *height + (*width >> 1) * (*height >> 1);
}
if (pitches)
{
pitches[0] = *width;
pitches[1] = pitches[2] = *width >> 1;
}
return *width * *height + (*width >> 1) * *height;
default:
return 0;
}
}
static void
dmxXvFreeAdaptor (XvAdaptorPtr pAdaptor)
{
xfree (pAdaptor->pEncodings);
xfree (pAdaptor->pFormats);
if (pAdaptor->pPorts)
xfree (pAdaptor->pPorts);
}
static Bool
dmxXvInitAdaptors (ScreenPtr pScreen)
{
dmxXvAdaptorPtr pAdaptorPriv;
XvAdaptorPtr pAdaptor;
dmxXvPortPtr pPortPriv;
XvPortPtr pPort;
XvFormatPtr pFormat;
XvEncodingPtr pEncoding;
XvImagePtr pImages;
int i, j, nImages = 0;
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
DMX_XV_SCREEN (pScreen);
pXvScreen->nAdaptors = 0;
pXvScreen->pAdaptors = NULL;
pImages = xalloc (sizeof (xvImages));
if (!pImages)
return FALSE;
for (i = 0; i < dmxXvImageFormatsNum; i++)
{
for (j = 0; j < sizeof (xvImages) / sizeof (XvImageRec); j++)
{
char imageName[5];
sprintf (imageName, "%c%c%c%c",
xvImages[j].id & 0xff,
(xvImages[j].id >> 8) & 0xff,
(xvImages[j].id >> 16) & 0xff,
(xvImages[j].id >> 24) & 0xff);
if (strcmp (imageName, dmxXvImageFormats[i]) == 0 ||
strtol (dmxXvImageFormats[i], NULL, 0) == xvImages[j].id)
{
dmxLogOutput (dmxScreen, "XVIDEO: using image format: \n");
dmxLogOutput (dmxScreen," id: 0x%x", xvImages[j].id);
if (isprint (imageName[0]) && isprint (imageName[1]) &&
isprint (imageName[2]) && isprint (imageName[3]))
dmxLogOutputCont (dmxScreen, " (%s)\n", imageName);
else
dmxLogOutputCont (dmxScreen, "\n", imageName);
dmxLogOutput (dmxScreen, " bits per pixel: %i\n",
xvImages[j].bits_per_pixel);
dmxLogOutput (dmxScreen, " number of planes: %i\n",
xvImages[j].num_planes);
dmxLogOutput (dmxScreen, " type: %s (%s)\n",
(xvImages[j].type == XvRGB) ? "RGB" : "YUV",
(xvImages[j].format == XvPacked) ?
"packed" : "planar");
if (xvImages[j].type == XvRGB)
{
dmxLogOutput (dmxScreen, " depth: %i\n",
xvImages[j].depth);
dmxLogOutput (dmxScreen,
" red, green, blue masks: "
"0x%x, 0x%x, 0x%x\n",
xvImages[j].red_mask,
xvImages[j].green_mask,
xvImages[j].blue_mask);
}
pImages[nImages++] = xvImages[j];
break;
}
}
if (j == sizeof (xvImages) / sizeof (XvImageRec))
{
dmxLogOutput (dmxScreen,
"XVIDEO: unsupported image format %s\n",
dmxXvImageFormats[i]);
}
}
if (!nImages)
{
dmxLogOutput (dmxScreen, "XVIDEO: no supported image formats "
"enabled\n");
xfree (pImages);
return TRUE;
}
pAdaptor = Xcalloc (1, sizeof (XvAdaptorRec) + sizeof (dmxXvAdaptorRec));
pAdaptorPriv = (dmxXvAdaptorPtr) (pAdaptor + 1);
if (!pAdaptor)
return FALSE;
pAdaptor->type = XvInputMask | XvImageMask;
pAdaptor->pScreen = pScreen;
pAdaptor->ddFreePort = dmxXvFreePort;
pAdaptor->ddStopVideo = dmxXvStopVideo;
pAdaptor->ddSetPortAttribute = dmxSetPortAttribute;
pAdaptor->ddGetPortAttribute = dmxGetPortAttribute;
pAdaptor->ddPutImage = dmxXvPutImage;
pAdaptor->ddQueryBestSize = dmxXvQueryBestSize;
pAdaptor->ddQueryImageAttributes = dmxXvQueryImageAttributes;
pAdaptor->name = "DMX Video";
pEncoding = Xcalloc (1, sizeof (XvEncodingRec));
if (!pEncoding)
return FALSE;
pEncoding->id = 0;
pEncoding->pScreen = pScreen;
pEncoding->name = "XV_IMAGE";
pEncoding->width = DMX_XV_IMAGE_MAX_WIDTH;
pEncoding->height = DMX_XV_IMAGE_MAX_HEIGHT;
pEncoding->rate.numerator = 1;
pEncoding->rate.denominator = 1;
pAdaptor->nEncodings = 1;
pAdaptor->pEncodings = pEncoding;
pAdaptor->nImages = nImages;
pAdaptor->pImages = pImages;
pAdaptor->nAttributes = 0;
pAdaptor->pAttributes = 0;
pFormat = Xcalloc (1, sizeof (XvFormatRec));
if (!pFormat)
return FALSE;
pFormat->depth = pScreen->rootDepth;
pFormat->visual = pScreen->rootVisual;
pAdaptor->nFormats = 1;
pAdaptor->pFormats = pFormat;
pPort = Xcalloc (DMX_XV_NUM_PORTS,
sizeof (XvPortRec) + sizeof (dmxXvPortRec));
pPortPriv = (dmxXvPortPtr) (pPort + DMX_XV_NUM_PORTS);
if (!pPort)
return FALSE;
for (i = 0; i < DMX_XV_NUM_PORTS; i++)
{
pPort[i].id = FakeClientID (0);
if (!AddResource (pPort[i].id, XvGetRTPort (), &pPort[i]))
return FALSE;
pPort[i].pAdaptor = pAdaptor;
pPort[i].pNotify = (XvPortNotifyPtr) 0;
pPort[i].pDraw = (DrawablePtr) 0;
pPort[i].client = (ClientPtr) 0;
pPort[i].grab.client = (ClientPtr) 0;
pPort[i].time = currentTime;
pPort[i].devPriv.ptr = pPortPriv + i;
}
pAdaptor->nPorts = DMX_XV_NUM_PORTS;
pAdaptor->pPorts = pPort;
pAdaptor->base_id = pPort->id;
pAdaptor->devPriv.ptr = pAdaptorPriv;
pXvScreen->pAdaptors = pAdaptor;
pXvScreen->nAdaptors = 1;
return TRUE;
}
static Bool
dmxXvCloseScreen (int i, ScreenPtr pScreen)
{
int j;
DMX_XV_SCREEN (pScreen);
for (j = 0; j < pXvScreen->nAdaptors; j++)
dmxXvFreeAdaptor (&pXvScreen->pAdaptors[j]);
if (pXvScreen->pAdaptors)
xfree (pXvScreen->pAdaptors);
return TRUE;
}
static int
dmxXvQueryAdaptors (ScreenPtr pScreen,
XvAdaptorPtr *pAdaptors,
int *nAdaptors)
{
DMX_XV_SCREEN (pScreen);
*nAdaptors = pXvScreen->nAdaptors;
*pAdaptors = pXvScreen->pAdaptors;
return Success;
}
void
dmxBEXvScreenInit (ScreenPtr pScreen)
{
DMXScreenInfo *dmxScreen = &dmxScreens[pScreen->myNum];
XvAdaptorInfo *ai;
unsigned int nAdaptors;
int i, j, k, l, ret = !Success;
DMX_XV_SCREEN (pScreen);
XLIB_PROLOGUE (dmxScreen);
ret = XvQueryAdaptors (dmxScreen->beDisplay,
DefaultRootWindow (dmxScreen->beDisplay),
&nAdaptors,
&ai);
XLIB_EPILOGUE (dmxScreen);
if (ret != Success)
{
dmxLogOutput (dmxScreen,
"XVIDEO: back-end support unavailable. "
"XvQueryAdaptors returned %d\n",
ret);
return;
}
for (i = 0; i < pXvScreen->nAdaptors; i++)
{
XvAdaptorPtr pAdaptor = &pXvScreen->pAdaptors[i];
DMX_XV_ADAPTOR_PRIV (pAdaptor);
for (j = 0; j < nAdaptors; j++)
{
if ((pAdaptor->type & ai[j].type) != pAdaptor->type)
continue;
for (k = 0; k < pAdaptor->nFormats; k++)
{
Visual *visual;
VisualID vid;
int depth = pAdaptor->pFormats[k].depth;
visual = dmxLookupVisualFromID (pScreen,
pAdaptor->pFormats[k].visual);
if (visual)
vid = XVisualIDFromVisual (visual);
else
vid = 0;
for (l = 0; l < ai[j].num_formats; l++)
{
if (ai[j].formats[l].depth == depth &&
ai[j].formats[l].visual_id == vid)
break;
}
if (l == ai[j].num_formats)
break;
}
if (k < pAdaptor->nFormats)
continue;
dmxLogOutput (dmxScreen,
"XVIDEO: Using back-end adaptor:\n"
" name: %s\n"
" type: %s%s%s%s%s\n"
" ports: %ld\n"
" first port: %ld\n",
ai[j].name,
(ai[j].type & XvInputMask) ? "input | " : "",
(ai[j].type & XvOutputMask) ? "output | " : "",
(ai[j].type & XvVideoMask) ? "video | " : "",
(ai[j].type & XvStillMask) ? "still | " : "",
(ai[j].type & XvImageMask) ? "image" : "",
ai[j].num_ports,
ai[j].base_id);
pAdaptorPriv->base = ai[j].base_id;
pAdaptorPriv->n = ai[j].num_ports;
break;
}
if (j == nAdaptors)
dmxLogOutput (dmxScreen, "XVIDEO: No usable back-end adaptors "
"found for '%s'\n", pAdaptor->name);
}
if (nAdaptors > 0)
XvFreeAdaptorInfo (ai);
}
void
dmxBEXvScreenFini (ScreenPtr pScreen)
{
int i, j;
DMX_XV_SCREEN (pScreen);
for (i = 0; i < pXvScreen->nAdaptors; i++)
{
DMX_XV_ADAPTOR_PRIV (&pXvScreen->pAdaptors[i]);
for (j = 0; j < pXvScreen->pAdaptors[i].nPorts; j++)
dmxXvFreePort (&pXvScreen->pAdaptors[i].pPorts[j]);
pAdaptorPriv->base = 0;
pAdaptorPriv->n = 0;
}
}
Bool
dmxXvScreenInit (ScreenPtr pScreen)
{
XvScreenPtr pXvScreen;
int status;
status = XvScreenInit (pScreen);
if (status != Success)
return FALSE;
pXvScreen = DMX_GET_XV_SCREEN (pScreen);
pXvScreen->ddCloseScreen = dmxXvCloseScreen;
pXvScreen->ddQueryAdaptors = dmxXvQueryAdaptors;
pXvScreen->devPriv.ptr = (pointer) 0;
if (!dmxXvInitAdaptors (pScreen))
return FALSE;
return TRUE;
}
#endif
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