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gstreamer/gst-libs/gst/vaapi/gstvaapiutils.h

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Add initial VA display abstraction.
2010-01-25 16:15:01 +00:00
/*
Move vaapi_utils.* to gstvaapiutils.*
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* gstvaapiutils.h - VA-API utilities
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*
legal: fix copyright notices to include "Copyright" term.
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
legal: add per-file authorship information. Credit original authors on a per-file basis as we cannot expect people to know all country-specific rules, or bother browsing through the git history.
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
legal: fix year for some copyright notices (2013).
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* Copyright (C) 2011-2013 Intel Corporation
legal: add per-file authorship information. Credit original authors on a per-file basis as we cannot expect people to know all country-specific rules, or bother browsing through the git history.
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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*
Relicense gst-libs/ code to LGPL v2.1+.
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* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
Relicense gst-libs/ code to LGPL v2.1+.
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
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*/
Fix header guards.
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#ifndef GST_VAAPI_UTILS_H
#define GST_VAAPI_UTILS_H
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#include "config.h"
glib: fix includes.
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#include <glib.h>
Drop support for obsolete VA-API versions < 0.30.4.
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#include <va/va.h>
Add compatibility with the original VA-API 0.29.
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/** Check VA status for success or print out an error */
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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G_GNUC_INTERNAL
Cosmetics. Make vaapi_check_status() use GST_DEBUG() for error messages.
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gboolean
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vaapi_check_status(VAStatus status, const char *msg);
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Add VA buffer helpers.
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/** Maps VA buffer */
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G_GNUC_INTERNAL
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void *
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vaapi_map_buffer(VADisplay dpy, VABufferID buf_id);
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/** Unmaps VA buffer */
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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G_GNUC_INTERNAL
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void
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vaapi_unmap_buffer(VADisplay dpy, VABufferID buf_id, void **pbuf);
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/** Creates and maps VA buffer */
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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G_GNUC_INTERNAL
decoder: optimize slice data buffers initialization. VA drivers may have a faster means to transfer user buffers to GPU buffers than using memcpy(). In particular, on Intel Gen graphics, we can use pwrite(). This provides for faster upload of bitstream and can help higher bitrates. vaapi_create_buffer() helper function was also updated to allow for un-mapped buffers and pre-initialized data for buffers.
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gboolean
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vaapi_create_buffer(
decoder: optimize slice data buffers initialization. VA drivers may have a faster means to transfer user buffers to GPU buffers than using memcpy(). In particular, on Intel Gen graphics, we can use pwrite(). This provides for faster upload of bitstream and can help higher bitrates. vaapi_create_buffer() helper function was also updated to allow for un-mapped buffers and pre-initialized data for buffers.
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VADisplay dpy,
VAContextID ctx,
int type,
unsigned int size,
gconstpointer data,
VABufferID *buf_id,
gpointer *mapped_data
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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);
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/** Destroy VA buffer */
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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G_GNUC_INTERNAL
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void
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vaapi_destroy_buffer(VADisplay dpy, VABufferID *buf_id);
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/** Return a string representation of a VAProfile */
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G_GNUC_INTERNAL
const char *string_of_VAProfile(VAProfile profile);
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/** Return a string representation of a VAEntrypoint */
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G_GNUC_INTERNAL
const char *string_of_VAEntrypoint(VAEntrypoint entrypoint);
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utils: add string_of_VADisplayAttributeType() helper. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2012-07-31 10:22:48 +00:00
/* Return a string representation of a VADisplayAttributeType */
G_GNUC_INTERNAL
const char *
string_of_VADisplayAttributeType(VADisplayAttribType attribute_type);
libs: add rate-control attributes. Add GstVaapiRateControl types and GType values in view to supporting rate controls for encoding. This is meant to be used for instance in GstVaapiContext. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2013-07-12 13:33:32 +00:00
G_GNUC_INTERNAL
const char *
string_of_VARateControl(guint rate_control);
surface: add new chroma formats. Add new chroma formats available with VA-API >= 0.34.0. In particular, this includes "RGB" chroma formats, and more YUV subsampled formats. Also add a new from_GstVaapiChromaType() helper function to convert libgstvaapi chroma type to VA chroma format.
2013-07-09 17:13:39 +00:00
G_GNUC_INTERNAL
guint
from_GstVaapiChromaType(guint chroma_type);
subpicture: add premultiplied-alpha and global-alpha feature flags. Add premultiplied-alpha and global-alpha feature flags, along with converters between VA-API and gstreamer-vaapi definitions. Another round of helpers is also necessary for GstVideoOverlayComposition API.
2013-01-04 08:41:25 +00:00
G_GNUC_INTERNAL
guint
from_GstVaapiSubpictureFlags(guint flags);
G_GNUC_INTERNAL
guint
to_GstVaapiSubpictureFlags(guint va_flags);
overlay: add support for global-alpha. Handle global-alpha from GstVideoOverlayComposition API. Likewise, the same code path could also work for premultiplied-alpha but this was not tested. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2012-05-15 08:24:08 +00:00
G_GNUC_INTERNAL
guint
from_GstVideoOverlayFormatFlags(guint ovl_flags);
G_GNUC_INTERNAL
guint
to_GstVideoOverlayFormatFlags(guint flags);
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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G_GNUC_INTERNAL
Cosmetics. Make vaapi_check_status() use GST_DEBUG() for error messages.
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guint
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
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from_GstVaapiSurfaceRenderFlags(guint flags);
Move GstVaapiSurfaceRenderFlags conversion to get_PutSurface_flags_from_GstVaapiSurfaceRenderFlags().
2010-03-21 08:38:17 +00:00
Use standard G_GNUC_INTERNAL keyword instead of attribute_hidden.
2012-07-19 15:55:00 +00:00
G_GNUC_INTERNAL
Cosmetics. Make vaapi_check_status() use GST_DEBUG() for error messages.
2010-03-30 12:55:27 +00:00
guint
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to_GstVaapiSurfaceStatus(guint va_flags);
Add gst_vaapi_surface_query_status() wrapper.
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display: add support for rotation modes. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2012-08-22 06:18:11 +00:00
G_GNUC_INTERNAL
guint
from_GstVaapiRotation(guint value);
G_GNUC_INTERNAL
guint
to_GstVaapiRotation(guint value);
libs: add rate-control attributes. Add GstVaapiRateControl types and GType values in view to supporting rate controls for encoding. This is meant to be used for instance in GstVaapiContext. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2013-07-12 13:33:32 +00:00
G_GNUC_INTERNAL
guint
from_GstVaapiRateControl(guint value);
G_GNUC_INTERNAL
guint
to_GstVaapiRateControl(guint value);
filter: add initial support for deinterlacing. Add basic deinterlacing support, i.e. bob-deinterlacing whereby only the selected field from the input surface is kept for the target surface. Setting gst_vaapi_filter_set_deinterlacing() method argument to GST_VAAPI_DEINTERLACE_METHOD_NONE means to disable deinterlacing. Also move GstVaapiDeinterlaceMethod definition from vaapipostproc plug-in to libgstvaapi core library. Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
2013-07-29 01:23:50 +00:00
G_GNUC_INTERNAL
guint
from_GstVaapiDeinterlaceMethod(guint value);
G_GNUC_INTERNAL
guint
from_GstVaapiDeinterlaceFlags(guint flags);
Fix header guards.
2010-03-16 09:18:57 +00:00
#endif /* GST_VAAPI_UTILS_H */
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