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Add VA surface, image, subpicture abstractions. Ported over from Gnash.

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gb 2010-03-04 17:39:01 +00:00
parent 693277e278
commit 6f20d84fa3
7 changed files with 1181 additions and 3 deletions
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23
gst-libs/gst/vaapi/Makefile.am
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@ -1,20 +1,37 @@
lib_LTLIBRARIES = libgstvaapi-@GST_MAJORMINOR@.la
libgstvaapi_@GST_MAJORMINOR@_la_SOURCES = \
libgstvaapi_source_c = \
gstvaapidisplay.c \
gstvaapiimage.c \
gstvaapiimageformat.c \
gstvaapisubpicture.c \
gstvaapisurface.c \
vaapi_utils.c \
$(NULL)
libgstvaapi_@GST_MAJORMINOR@include_HEADERS = \
libgstvaapi_source_h = \
gstvaapidisplay.h \
gstvaapiimage.h \
gstvaapiimageformat.h \
gstvaapisubpicture.h \
gstvaapisurface.h \
vaapi_debug.h \
vaapi_utils.h \
$(NULL)
libgstvaapi_@GST_MAJORMINOR@includedir = \
libgstvaapi_@GST_MAJORMINOR@_la_SOURCES = \
$(libgstvaapi_source_c) \
$(NULL)
libgstvaapi_@GST_MAJORMINOR@include_HEADERS = \
$(libgstvaapi_source_h) \
$(NULL)
libgstvaapi_@GST_MAJORMINOR@includedir = \
$(includedir)/gstreamer-@GST_MAJORMINOR@/gst/vaapi
libgstvaapi_@GST_MAJORMINOR@_la_CFLAGS = \
-I$(top_srcdir)/gst-libs \
$(GST_BASE_CFLAGS) \
$(GST_CFLAGS) \
$(LIBVA_CFLAGS) \

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gst-libs/gst/vaapi/gstvaapiimage.c Normal file
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/*
* gstvaapiimage.c - VA image abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <string.h>
#include "vaapi_utils.h"
#include "gstvaapiimage.h"
#include <va/va_backend.h>
#define DEBUG 1
#include "vaapi_debug.h"
G_DEFINE_TYPE(GstVaapiImage, gst_vaapi_image, G_TYPE_OBJECT);
#define GST_VAAPI_IMAGE_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImagePrivate))
struct _GstVaapiImagePrivate {
GstVaapiDisplay *display;
VAImage image;
guchar *image_data;
guint width;
guint height;
GstVaapiImageFormat format;
};
enum {
PROP_0,
PROP_DISPLAY,
PROP_IMAGE_ID,
PROP_WIDTH,
PROP_HEIGHT,
PROP_FORMAT
};
static void
gst_vaapi_image_destroy(GstVaapiImage *image)
{
GstVaapiImagePrivate * const priv = image->priv;
VADisplay dpy = gst_vaapi_display_get_display(priv->display);
VAStatus status;
gst_vaapi_image_unmap(image);
if (priv->image.image_id != VA_INVALID_ID) {
status = vaDestroyImage(dpy, priv->image.image_id);
if (!vaapi_check_status(status, "vaDestroyImage()"))
g_warning("failed to destroy image 0x%08x\n", priv->image.image_id);
priv->image.image_id = VA_INVALID_ID;
}
if (priv->display) {
g_object_unref(priv->display);
priv->display = NULL;
}
}
static gboolean
gst_vaapi_image_create(GstVaapiImage *image)
{
GstVaapiImagePrivate * const priv = image->priv;
const VAImageFormat *format;
VAStatus status;
if (!gst_vaapi_display_has_image_format(priv->display, priv->format))
return FALSE;
format = gst_vaapi_image_format_get_va_format(priv->format);
g_return_val_if_fail(format, FALSE);
status = vaCreateImage(
gst_vaapi_display_get_display(priv->display),
(VAImageFormat *)format,
priv->width,
priv->height,
&priv->image
);
if (!vaapi_check_status(status, "vaCreateImage()"))
return FALSE;
return TRUE;
}
static void
gst_vaapi_image_finalize(GObject *object)
{
gst_vaapi_image_destroy(GST_VAAPI_IMAGE(object));
G_OBJECT_CLASS(gst_vaapi_image_parent_class)->finalize(object);
}
static void
gst_vaapi_image_set_property(
GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec
)
{
GstVaapiImage * const image = GST_VAAPI_IMAGE(object);
GstVaapiImagePrivate * const priv = image->priv;
switch (prop_id) {
case PROP_DISPLAY:
priv->display = g_object_ref(g_value_get_pointer(value));
break;
case PROP_WIDTH:
priv->width = g_value_get_uint(value);
break;
case PROP_HEIGHT:
priv->height = g_value_get_uint(value);
break;
case PROP_FORMAT:
priv->format = g_value_get_uint(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
gst_vaapi_image_get_property(
GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec
)
{
GstVaapiImage * const image = GST_VAAPI_IMAGE(object);
GstVaapiImagePrivate * const priv = image->priv;
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_pointer(value, g_object_ref(priv->display));
break;
case PROP_IMAGE_ID:
g_value_set_uint(value, gst_vaapi_image_get_id(image));
break;
case PROP_WIDTH:
g_value_set_uint(value, gst_vaapi_image_get_width(image));
break;
case PROP_HEIGHT:
g_value_set_uint(value, gst_vaapi_image_get_height(image));
break;
case PROP_FORMAT:
g_value_set_uint(value, gst_vaapi_image_get_format(image));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static GObject *
gst_vaapi_image_constructor(
GType type,
guint n_params,
GObjectConstructParam *params
)
{
GstVaapiImage *image;
GObjectClass *parent_class;
GObject *object;
D(bug("gst_vaapi_image_constructor()\n"));
parent_class = G_OBJECT_CLASS(gst_vaapi_image_parent_class);
object = parent_class->constructor (type, n_params, params);
if (object) {
image = GST_VAAPI_IMAGE(object);
if (!gst_vaapi_image_create(image)) {
gst_vaapi_image_destroy(image);
object = NULL;
}
}
return object;
}
static void
gst_vaapi_image_class_init(GstVaapiImageClass *klass)
{
GObjectClass * const object_class = G_OBJECT_CLASS(klass);
g_type_class_add_private(klass, sizeof(GstVaapiImagePrivate));
object_class->finalize = gst_vaapi_image_finalize;
object_class->set_property = gst_vaapi_image_set_property;
object_class->get_property = gst_vaapi_image_get_property;
object_class->constructor = gst_vaapi_image_constructor;
g_object_class_install_property
(object_class,
PROP_DISPLAY,
g_param_spec_object("display",
"display",
"GStreamer Va display",
GST_VAAPI_TYPE_DISPLAY,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_IMAGE_ID,
g_param_spec_uint("id",
"VA image id",
"VA image id",
0, G_MAXUINT32, VA_INVALID_ID,
G_PARAM_READABLE));
g_object_class_install_property
(object_class,
PROP_WIDTH,
g_param_spec_uint("width",
"width",
"Image width",
0, G_MAXUINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_HEIGHT,
g_param_spec_uint("height",
"height",
"Image height",
0, G_MAXUINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_FORMAT,
g_param_spec_uint("format",
"format",
"Image format",
0, G_MAXUINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
}
static void
gst_vaapi_image_init(GstVaapiImage *image)
{
GstVaapiImagePrivate *priv = GST_VAAPI_IMAGE_GET_PRIVATE(image);
D(bug("gst_vaapi_image_init()\n"));
image->priv = priv;
priv->display = NULL;
priv->image_data = NULL;
priv->width = 0;
priv->height = 0;
priv->format = 0;
memset(&priv->image, 0, sizeof(priv->image));
priv->image.image_id = VA_INVALID_ID;
priv->image.buf = VA_INVALID_ID;
}
GstVaapiImage *
gst_vaapi_image_new(
GstVaapiDisplay *display,
guint width,
guint height,
GstVaapiImageFormat format
)
{
D(bug("gst_vaapi_image_new(): size %ux%u, format 0x%x\n",
width, height, format));
return g_object_new(GST_VAAPI_TYPE_IMAGE,
"display", display,
"width", width,
"height", height,
"format", format,
NULL);
}
VAImageID
gst_vaapi_image_get_id(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), VA_INVALID_ID);
return image->priv->image.image_id;
}
GstVaapiDisplay *
gst_vaapi_image_get_display(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), NULL);
return g_object_ref(image->priv->display);
}
guint
gst_vaapi_image_get_width(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), 0);
return image->priv->width;
}
guint
gst_vaapi_image_get_height(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), 0);
return image->priv->height;
}
guint
gst_vaapi_image_get_format(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), 0);
return image->priv->format;
}
static inline gboolean
_gst_vaapi_image_is_mapped(GstVaapiImage *image)
{
return image->priv->image_data != NULL;
}
gboolean
gst_vaapi_image_is_mapped(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), FALSE);
return _gst_vaapi_image_is_mapped(image);
}
gboolean
gst_vaapi_image_map(GstVaapiImage *image)
{
void *image_data;
VAStatus status;
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), FALSE);
if (_gst_vaapi_image_is_mapped(image))
return TRUE;
status = vaMapBuffer(
gst_vaapi_display_get_display(image->priv->display),
image->priv->image.buf,
&image_data
);
if (!vaapi_check_status(status, "vaMapBuffer()"))
return FALSE;
image->priv->image_data = image_data;
return TRUE;
}
gboolean
gst_vaapi_image_unmap(GstVaapiImage *image)
{
VAStatus status;
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), FALSE);
if (!_gst_vaapi_image_is_mapped(image))
return FALSE;
status = vaUnmapBuffer(
gst_vaapi_display_get_display(image->priv->display),
image->priv->image.buf
);
if (!vaapi_check_status(status, "vaUnmapBuffer()"))
return FALSE;
image->priv->image_data = NULL;
return TRUE;
}
guint
gst_vaapi_image_get_plane_count(GstVaapiImage *image)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), 0);
g_return_val_if_fail(_gst_vaapi_image_is_mapped(image), 0);
return image->priv->image.num_planes;
}
guchar *
gst_vaapi_image_get_plane(GstVaapiImage *image, guint plane)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), NULL);
g_return_val_if_fail(_gst_vaapi_image_is_mapped(image), NULL);
g_return_val_if_fail(plane < image->priv->image.num_planes, NULL);
return image->priv->image_data + image->priv->image.offsets[plane];
}
guint
gst_vaapi_image_get_pitch(GstVaapiImage *image, guint plane)
{
g_return_val_if_fail(GST_VAAPI_IS_IMAGE(image), 0);
g_return_val_if_fail(_gst_vaapi_image_is_mapped(image), 0);
g_return_val_if_fail(plane < image->priv->image.num_planes, 0);
return image->priv->image.pitches[plane];
}

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gst-libs/gst/vaapi/gstvaapiimage.h Normal file
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/*
* gstvaapiimage.h - VA image abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef GST_VAAPI_IMAGE_H
#define GST_VAAPI_IMAGE_H
#include <gst/vaapi/gstvaapidisplay.h>
#include <gst/vaapi/gstvaapiimageformat.h>
G_BEGIN_DECLS
#define GST_VAAPI_TYPE_IMAGE \
(gst_vaapi_image_get_type())
#define GST_VAAPI_IMAGE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImage))
#define GST_VAAPI_IMAGE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImageClass))
#define GST_VAAPI_IS_IMAGE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_IMAGE))
#define GST_VAAPI_IS_IMAGE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_IMAGE))
#define GST_VAAPI_IMAGE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GST_VAAPI_TYPE_IMAGE, \
GstVaapiImage))
typedef struct _GstVaapiImage GstVaapiImage;
typedef struct _GstVaapiImagePrivate GstVaapiImagePrivate;
typedef struct _GstVaapiImageClass GstVaapiImageClass;
struct _GstVaapiImage {
/*< private >*/
GObject parent_instance;
GstVaapiImagePrivate *priv;
};
struct _GstVaapiImageClass {
/*< private >*/
GObjectClass parent_class;
};
GType
gst_vaapi_image_get_type(void);
GstVaapiImage *
gst_vaapi_image_new(
GstVaapiDisplay *display,
guint width,
guint height,
GstVaapiImageFormat format
);
VAImageID
gst_vaapi_image_get_id(GstVaapiImage *image);
GstVaapiDisplay *
gst_vaapi_image_get_display(GstVaapiImage *image);
guint
gst_vaapi_image_get_width(GstVaapiImage *image);
guint
gst_vaapi_image_get_height(GstVaapiImage *image);
guint
gst_vaapi_image_get_format(GstVaapiImage *image);
gboolean
gst_vaapi_image_is_mapped(GstVaapiImage *image);
gboolean
gst_vaapi_image_map(GstVaapiImage *image);
gboolean
gst_vaapi_image_unmap(GstVaapiImage *image);
guint
gst_vaapi_image_get_plane_count(GstVaapiImage *image);
guchar *
gst_vaapi_image_get_plane(GstVaapiImage *image, guint plane);
guint
gst_vaapi_image_get_pitch(GstVaapiImage *image, guint plane);
G_END_DECLS
#endif /* GST_VAAPI_IMAGE_H */

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gst-libs/gst/vaapi/gstvaapiimageformat.c Normal file
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/*
* gstvaapiimageformat.c - VA image format abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <glib.h>
#include "gstvaapiimageformat.h"
typedef enum _GstVaapiImageFormatType GstVaapiImageFormatType;
typedef struct _GstVaapiImageFormatMap GstVaapiImageFormatMap;
enum _GstVaapiImageFormatType {
GST_VAAPI_IMAGE_FORMAT_TYPE_YCBCR = 1,
GST_VAAPI_IMAGE_FORMAT_TYPE_RGB,
GST_VAAPI_IMAGE_FORMAT_TYPE_INDEXED
};
struct _GstVaapiImageFormatMap {
GstVaapiImageFormatType type;
GstVaapiImageFormat format;
VAImageFormat va_format;
};
#define DEF(TYPE, FORMAT) \
GST_VAAPI_IMAGE_FORMAT_TYPE_##TYPE, GST_VAAPI_IMAGE_##FORMAT
#define DEF_YUV(FORMAT, FOURCC, ENDIAN, BPP) \
{ DEF(YCBCR, FORMAT), \
{ VA_FOURCC FOURCC, VA_##ENDIAN##_FIRST, BPP, }, }
#define DEF_RGB(FORMAT, FOURCC, ENDIAN, BPP, DEPTH, R,G,B,A) \
{ DEF(RGB, FORMAT), \
{ VA_FOURCC FOURCC, VA_##ENDIAN##_FIRST, BPP, DEPTH, R,G,B,A }, }
#define DEF_IDX(FORMAT, FOURCC, ENDIAN, BPP, NPE, EB, C0,C1,C2,C3) \
{ DEF(TYPE, FORMAT), \
{ VA_FOURCC FOURCC, VA_##ENDIAN##_FIRST, BPP, }
static const GstVaapiImageFormatMap gst_vaapi_image_formats[] = {
DEF_YUV(NV12, ('N','V','1','2'), LSB, 12),
DEF_YUV(YV12, ('Y','V','1','2'), LSB, 12),
DEF_YUV(I420, ('I','4','2','0'), LSB, 12),
#if G_BYTE_ORDER == G_BIG_ENDIAN
DEF_RGB(ARGB, ('A','R','G','B'), MSB, 32,
32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000),
DEF_RGB(ABGR, ('A','B','G','R'), MSB, 32,
32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000),
#elif G_BYTE_ORDER == G_LITTLE_ENDIAN
DEF_RGB(BGRA, ('B','G','R','A'), LSB, 32,
32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000),
DEF_RGB(RGBA, ('R','G','B','A'), LSB, 32,
32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000),
#endif
{ 0, }
};
#undef DEF_IDX
#undef DEF_RGB
#undef DEF_YUV
#undef DEF
static const GstVaapiImageFormatMap *get_map(const VAImageFormat *va_format)
{
const GstVaapiImageFormatMap *m;
for (m = gst_vaapi_image_formats; m->format; m++)
if (m->va_format.fourcc == va_format->fourcc &&
(m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB ?
(m->va_format.byte_order == va_format->byte_order &&
m->va_format.red_mask == va_format->red_mask &&
m->va_format.green_mask == va_format->green_mask &&
m->va_format.blue_mask == va_format->blue_mask &&
m->va_format.alpha_mask == va_format->alpha_mask) :
TRUE))
return m;
return NULL;
}
static const GstVaapiImageFormatMap *
get_map_from_gst_vaapi_image_format(GstVaapiImageFormat format)
{
const GstVaapiImageFormatMap *m;
for (m = gst_vaapi_image_formats; m->format; m++)
if (m->format == format)
return m;
return NULL;
}
gboolean
gst_vaapi_image_format_is_rgb(GstVaapiImageFormat format)
{
const GstVaapiImageFormatMap *m;
m = get_map_from_gst_vaapi_image_format(format);
g_return_val_if_fail(m, FALSE);
return m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_RGB;
}
gboolean
gst_vaapi_image_format_is_yuv(GstVaapiImageFormat format)
{
const GstVaapiImageFormatMap *m;
m = get_map_from_gst_vaapi_image_format(format);
g_return_val_if_fail(m, FALSE);
return m->type == GST_VAAPI_IMAGE_FORMAT_TYPE_YCBCR;
}
GstVaapiImageFormat
gst_vaapi_image_format(const VAImageFormat *va_format)
{
const GstVaapiImageFormatMap * const m = get_map(va_format);
g_return_val_if_fail(m, 0);
return m->format;
}
GstVaapiImageFormat
gst_vaapi_image_format_from_fourcc(guint32 fourcc)
{
return (GstVaapiImageFormat)fourcc;
}
const VAImageFormat *
gst_vaapi_image_format_get_va_format(GstVaapiImageFormat format)
{
const GstVaapiImageFormatMap *m;
m = get_map_from_gst_vaapi_image_format(format);
g_return_val_if_fail(m, NULL);
return &m->va_format;
}

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/*
* gstvaapiimageformat.h - VA image format abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef GST_VAAPI_IMAGE_FORMAT_H
#define GST_VAAPI_IMAGE_FORMAT_H
#include <va/va.h>
#include <glib/gtypes.h>
G_BEGIN_DECLS
typedef enum _GstVaapiImageFormat GstVaapiImageFormat;
enum _GstVaapiImageFormat {
/** Planar YUV 4:2:0, 12-bit, 1 plane for Y and 1 plane for UV */
GST_VAAPI_IMAGE_NV12 = VA_FOURCC('N','V','1','2'),
/** Planar YUV 4:2:0, 12-bit, 3 planes for Y V U */
GST_VAAPI_IMAGE_YV12 = VA_FOURCC('Y','V','1','2'),
/** Planar YUV 4:2:0, 12-bit, 3 planes for Y U V */
GST_VAAPI_IMAGE_I420 = VA_FOURCC('I','4','2','0'),
/** Packed RGB 8:8:8, 32-bit, A R G B */
GST_VAAPI_IMAGE_ARGB = VA_FOURCC('A','R','G','B'),
/** Packed RGB 8:8:8, 32-bit, R G B A */
GST_VAAPI_IMAGE_RGBA = VA_FOURCC('R','G','B','A'),
/** Packed RGB 8:8:8, 32-bit, A R G B */
GST_VAAPI_IMAGE_ABGR = VA_FOURCC('A','B','G','R'),
/** Packed RGB 8:8:8, 32-bit, R G B A */
GST_VAAPI_IMAGE_BGRA = VA_FOURCC('B','G','R','A'),
};
gboolean
gst_vaapi_image_format_is_rgb(GstVaapiImageFormat format);
gboolean
gst_vaapi_image_format_is_yuv(GstVaapiImageFormat format);
GstVaapiImageFormat
gst_vaapi_image_format(const VAImageFormat *va_format);
GstVaapiImageFormat
gst_vaapi_image_format_from_fourcc(guint32 fourcc);
const VAImageFormat *
gst_vaapi_image_format_get_va_format(GstVaapiImageFormat format);
G_END_DECLS
#endif /* GST_GST_VAAPI_IMAGE_H */

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/*
* gstvaapisurface.c - VA surface abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "vaapi_utils.h"
#include "gstvaapisurface.h"
#include <va/va_backend.h>
#define DEBUG 1
#include "vaapi_debug.h"
G_DEFINE_TYPE(GstVaapiSurface, gst_vaapi_surface, G_TYPE_OBJECT);
#define GST_VAAPI_SURFACE_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE((obj), \
GST_VAAPI_TYPE_SURFACE, \
GstVaapiSurfacePrivate))
struct _GstVaapiSurfacePrivate {
GstVaapiDisplay *display;
VASurfaceID surface_id;
guint width;
guint height;
guint format;
};
enum {
PROP_0,
PROP_DISPLAY,
PROP_SURFACE_ID,
PROP_WIDTH,
PROP_HEIGHT,
PROP_FORMAT
};
static void
gst_vaapi_surface_destroy(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate * const priv = surface->priv;
VADisplay dpy = gst_vaapi_display_get_display(priv->display);
VAStatus status;
if (priv->surface_id != VA_INVALID_SURFACE) {
status = vaDestroySurfaces(dpy, &priv->surface_id, 1);
if (!vaapi_check_status(status, "vaDestroySurfaces()"))
g_warning("failed to destroy surface 0x%08x\n", priv->surface_id);
priv->surface_id = VA_INVALID_SURFACE;
}
if (priv->display) {
g_object_unref(priv->display);
priv->display = NULL;
}
}
static gboolean
gst_vaapi_surface_create(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate * const priv = surface->priv;
VASurfaceID surface_id;
VAStatus status;
status = vaCreateSurfaces(
gst_vaapi_display_get_display(priv->display),
priv->width,
priv->height,
priv->format,
1, &surface_id
);
if (!vaapi_check_status(status, "vaCreateSurfaces()"))
return FALSE;
priv->surface_id = surface_id;
return TRUE;
}
static void
gst_vaapi_surface_finalize(GObject *object)
{
gst_vaapi_surface_destroy(GST_VAAPI_SURFACE(object));
G_OBJECT_CLASS(gst_vaapi_surface_parent_class)->finalize(object);
}
static void
gst_vaapi_surface_set_property(GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GstVaapiSurface * const surface = GST_VAAPI_SURFACE(object);
GstVaapiSurfacePrivate * const priv = surface->priv;
switch (prop_id) {
case PROP_DISPLAY:
priv->display = g_object_ref(g_value_get_pointer(value));
break;
case PROP_WIDTH:
priv->width = g_value_get_uint(value);
break;
case PROP_HEIGHT:
priv->height = g_value_get_uint(value);
break;
case PROP_FORMAT:
priv->format = g_value_get_uint(value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static void
gst_vaapi_surface_get_property(GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GstVaapiSurface * const surface = GST_VAAPI_SURFACE(object);
GstVaapiSurfacePrivate * const priv = surface->priv;
switch (prop_id) {
case PROP_DISPLAY:
g_value_set_pointer(value, g_object_ref(priv->display));
break;
case PROP_SURFACE_ID:
g_value_set_uint(value, gst_vaapi_surface_get_id(surface));
break;
case PROP_WIDTH:
g_value_set_uint(value, gst_vaapi_surface_get_width(surface));
break;
case PROP_HEIGHT:
g_value_set_uint(value, gst_vaapi_surface_get_height(surface));
break;
case PROP_FORMAT:
g_value_set_uint(value, gst_vaapi_surface_get_format(surface));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
break;
}
}
static GObject *
gst_vaapi_surface_constructor(GType type,
guint n_params,
GObjectConstructParam *params)
{
GstVaapiSurface *surface;
GObjectClass *parent_class;
GObject *object;
D(bug("gst_vaapi_surface_constructor()\n"));
parent_class = G_OBJECT_CLASS(gst_vaapi_surface_parent_class);
object = parent_class->constructor (type, n_params, params);
if (object) {
surface = GST_VAAPI_SURFACE(object);
if (!gst_vaapi_surface_create(surface)) {
gst_vaapi_surface_destroy(surface);
object = NULL;
}
}
return object;
}
static void
gst_vaapi_surface_class_init(GstVaapiSurfaceClass *klass)
{
GObjectClass * const object_class = G_OBJECT_CLASS(klass);
g_type_class_add_private(klass, sizeof(GstVaapiSurfacePrivate));
object_class->finalize = gst_vaapi_surface_finalize;
object_class->set_property = gst_vaapi_surface_set_property;
object_class->get_property = gst_vaapi_surface_get_property;
object_class->constructor = gst_vaapi_surface_constructor;
g_object_class_install_property
(object_class,
PROP_DISPLAY,
g_param_spec_object("display",
"display",
"GStreamer Va display",
GST_VAAPI_TYPE_DISPLAY,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_SURFACE_ID,
g_param_spec_uint("id",
"VA surface id",
"VA surface id",
0, G_MAXUINT32, VA_INVALID_SURFACE,
G_PARAM_READABLE));
g_object_class_install_property
(object_class,
PROP_WIDTH,
g_param_spec_uint("width",
"width",
"VA surface width",
0, G_MAXINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_HEIGHT,
g_param_spec_uint("height",
"height",
"VA surface height",
0, G_MAXINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
g_object_class_install_property
(object_class,
PROP_FORMAT,
g_param_spec_uint("format",
"format",
"VA surface format",
0, G_MAXUINT32, 0,
G_PARAM_READWRITE|G_PARAM_CONSTRUCT_ONLY));
}
static void
gst_vaapi_surface_init(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate *priv = GST_VAAPI_SURFACE_GET_PRIVATE(surface);
D(bug("gst_vaapi_surface_init()\n"));
surface->priv = priv;
priv->display = NULL;
priv->surface_id = VA_INVALID_SURFACE;
priv->width = 0;
priv->height = 0;
priv->format = 0;
}
GstVaapiSurface *
gst_vaapi_surface_new(GstVaapiDisplay *display,
guint width,
guint height,
guint format)
{
D(bug("gst_vaapi_surface_new(): size %ux%u, format 0x%x\n",
width, height, format));
return g_object_new(GST_VAAPI_TYPE_SURFACE,
"display", display,
"width", width,
"height", height,
"format", format,
NULL);
}
VASurfaceID
gst_vaapi_surface_get_id(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate * const priv = surface->priv;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), VA_INVALID_SURFACE);
return priv->surface_id;
}
guint
gst_vaapi_surface_get_width(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate * const priv = surface->priv;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), 0);
return priv->width;
}
guint
gst_vaapi_surface_get_height(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate * const priv = surface->priv;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), 0);
return priv->height;
}
guint
gst_vaapi_surface_get_format(GstVaapiSurface *surface)
{
GstVaapiSurfacePrivate *priv = surface->priv;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE(surface), 0);
return priv->format;
}

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/*
* gstvaapisurface.h - VA surface abstraction
*
* gstreamer-vaapi (C) 2010 Splitted-Desktop Systems
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef GST_VAAPI_SURFACE_H
#define GST_VAAPI_SURFACE_H
#include <gst/vaapi/gstvaapidisplay.h>
G_BEGIN_DECLS
#define GST_VAAPI_TYPE_SURFACE \
(gst_vaapi_surface_get_type())
#define GST_VAAPI_SURFACE(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj), \
GST_VAAPI_TYPE_SURFACE, \
GstVaapiSurface))
#define GST_VAAPI_SURFACE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass), \
GST_VAAPI_TYPE_SURFACE, \
GstVaapiSurfaceClass))
#define GST_VAAPI_IS_SURFACE(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_SURFACE))
#define GST_VAAPI_IS_SURFACE_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_SURFACE))
#define GST_VAAPI_SURFACE_GET_CLASS(obj) \
(G_TYPE_INSTANCE_GET_CLASS((obj), \
GST_VAAPI_TYPE_SURFACE, \
GstVaapiSurface))
typedef struct _GstVaapiSurface GstVaapiSurface;
typedef struct _GstVaapiSurfacePrivate GstVaapiSurfacePrivate;
typedef struct _GstVaapiSurfaceClass GstVaapiSurfaceClass;
struct _GstVaapiSurface {
/*< private >*/
GObject parent_instance;
GstVaapiSurfacePrivate *priv;
};
struct _GstVaapiSurfaceClass {
/*< private >*/
GObjectClass parent_class;
};
GType
gst_vaapi_surface_get_type(void);
GstVaapiSurface *
gst_vaapi_surface_new(GstVaapiDisplay *display,
guint width,
guint height,
guint format);
VASurfaceID
gst_vaapi_surface_get_id(GstVaapiSurface *surface);
guint
gst_vaapi_surface_get_width(GstVaapiSurface *surface);
guint
gst_vaapi_surface_get_height(GstVaapiSurface *surface);
guint
gst_vaapi_surface_get_format(GstVaapiSurface *surface);
G_END_DECLS
#endif /* GST_VAAPI_SURFACE_H */