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

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Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
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/*
* gstvaapisurfaceproxy.h - VA surface proxy
*
legal: fix copyright notices to include "Copyright" term.
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
legal: fix year for some copyright notices.
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* Copyright (C) 2011-2012 Intel Corporation
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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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*
Relicense gst-libs/ code to LGPL v2.1+.
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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
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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
Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
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*/
#ifndef GST_VAAPI_SURFACE_PROXY_H
#define GST_VAAPI_SURFACE_PROXY_H
#include <gst/vaapi/gstvaapisurface.h>
decoder: simplify acquisition/release of spare surface. Introduce gst_vaapi_surface_proxy_new_from_pool() to allocate a new surface proxy from the context surface pool. This change also makes sure to retain the parent surface pool in the proxy. Besides, it was also totally useless to attach/detach parent context to VA surface each time we acquire/release it. Since the whole context owns all associated VA surfaces, we can mark this as such only once and for all.
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#include <gst/vaapi/gstvaapisurfacepool.h>
Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
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G_BEGIN_DECLS
surfaceproxy: add more attributes for raw decoding modes. Add more attributes for raw decoding modes, i.e. directly through the libgstvaapi helper library. In particular, add presentation timestamp, duration and a couple of flags (interlaced, TFF, RFF, one-field).
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/**
* GstVaapiSurfaceProxyFlags:
* @GST_VAAPI_SURFACE_PROXY_FLAG_INTERLACED: interlaced frame
* @GST_VAAPI_SURFACE_PROXY_FLAG_TFF: top-field-first
* @GST_VAAPI_SURFACE_PROXY_FLAG_RFF: repeat-field-first
* @GST_VAAPI_SURFACE_PROXY_FLAG_ONEFIELD: only one field is available
* @GST_VAAPI_SURFACE_PROXY_FLAG_LAST: first flag that can be used by subclasses
*
* Flags for #GstVaapiDecoderFrame.
*/
typedef enum {
GST_VAAPI_SURFACE_PROXY_FLAG_INTERLACED = (1 << 0),
GST_VAAPI_SURFACE_PROXY_FLAG_TFF = (1 << 1),
GST_VAAPI_SURFACE_PROXY_FLAG_RFF = (1 << 2),
GST_VAAPI_SURFACE_PROXY_FLAG_ONEFIELD = (1 << 3),
GST_VAAPI_SURFACE_PROXY_FLAG_LAST = (1 << 8)
} GstVaapiSurfaceProxyFlags;
Add timestamps to GstVaapiSurfaceProxy.
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/**
* GST_VAAPI_SURFACE_PROXY_SURFACE:
surfaceproxy: add more attributes for raw decoding modes. Add more attributes for raw decoding modes, i.e. directly through the libgstvaapi helper library. In particular, add presentation timestamp, duration and a couple of flags (interlaced, TFF, RFF, one-field).
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* @proxy: a #GstVaapiSurfaceProxy
*
* Macro that evaluates to the #GstVaapiSurface of @proxy.
*/
#define GST_VAAPI_SURFACE_PROXY_SURFACE(proxy) \
gst_vaapi_surface_proxy_get_surface(proxy)
/**
* GST_VAAPI_SURFACE_PROXY_SURFACE_ID:
* @proxy: a #GstVaapiSurfaceProxy
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*
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* Macro that evaluates to the VA surface ID of the underlying @proxy
* surface.
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*/
surfaceproxy: add more attributes for raw decoding modes. Add more attributes for raw decoding modes, i.e. directly through the libgstvaapi helper library. In particular, add presentation timestamp, duration and a couple of flags (interlaced, TFF, RFF, one-field).
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#define GST_VAAPI_SURFACE_PROXY_SURFACE_ID(proxy) \
gst_vaapi_surface_proxy_get_surface_id(proxy)
/**
* GST_VAAPI_SURFACE_PROXY_TIMESTAMP:
* @proxy: a #GstVaapiSurfaceProxy
*
* Macro that evaluates to the presentation timestamp of the
* underlying @proxy surface.
*/
#define GST_VAAPI_SURFACE_PROXY_TIMESTAMP(proxy) \
gst_vaapi_surface_proxy_get_timestamp(proxy)
/**
* GST_VAAPI_SURFACE_PROXY_DURATION:
* @proxy: a #GstVaapiSurfaceProxy
*
* Macro that evaluates to the presentation duration of the
* underlying @proxy surface.
*/
#define GST_VAAPI_SURFACE_PROXY_DURATION(proxy) \
gst_vaapi_surface_proxy_get_duration(proxy)
Add timestamps to GstVaapiSurfaceProxy.
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decoder: simplify acquisition/release of spare surface. Introduce gst_vaapi_surface_proxy_new_from_pool() to allocate a new surface proxy from the context surface pool. This change also makes sure to retain the parent surface pool in the proxy. Besides, it was also totally useless to attach/detach parent context to VA surface each time we acquire/release it. Since the whole context owns all associated VA surfaces, we can mark this as such only once and for all.
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GstVaapiSurfaceProxy *
gst_vaapi_surface_proxy_new_from_pool(GstVaapiSurfacePool *pool);
surfaceproxy: port to GstVaapiMiniObject. GstVaapiSurfaceProxy does not use any particular functionality from GObject. Actually, it only needs a basic object type with reference counting. This is an API and ABI change.
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GstVaapiSurfaceProxy *
gst_vaapi_surface_proxy_ref(GstVaapiSurfaceProxy *proxy);
Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
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surfaceproxy: port to GstVaapiMiniObject. GstVaapiSurfaceProxy does not use any particular functionality from GObject. Actually, it only needs a basic object type with reference counting. This is an API and ABI change.
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void
gst_vaapi_surface_proxy_unref(GstVaapiSurfaceProxy *proxy);
Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
2010-04-23 16:00:50 +00:00
surfaceproxy: port to GstVaapiMiniObject. GstVaapiSurfaceProxy does not use any particular functionality from GObject. Actually, it only needs a basic object type with reference counting. This is an API and ABI change.
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void
gst_vaapi_surface_proxy_replace(GstVaapiSurfaceProxy **old_proxy_ptr,
GstVaapiSurfaceProxy *new_proxy);
Add surface proxy that holds a reference to the parent surface and that returns the surface to that context on destruction.
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surfaceproxy: add more attributes for raw decoding modes. Add more attributes for raw decoding modes, i.e. directly through the libgstvaapi helper library. In particular, add presentation timestamp, duration and a couple of flags (interlaced, TFF, RFF, one-field).
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guint
gst_vaapi_surface_proxy_get_flags(GstVaapiSurfaceProxy *proxy);
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GstVaapiSurface *
gst_vaapi_surface_proxy_get_surface(GstVaapiSurfaceProxy *proxy);
surfaceproxy: add helper to retrieve the VA surface ID.
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GstVaapiID
gst_vaapi_surface_proxy_get_surface_id(GstVaapiSurfaceProxy *proxy);
surfaceproxy: add more attributes for raw decoding modes. Add more attributes for raw decoding modes, i.e. directly through the libgstvaapi helper library. In particular, add presentation timestamp, duration and a couple of flags (interlaced, TFF, RFF, one-field).
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GstClockTime
gst_vaapi_surface_proxy_get_timestamp(GstVaapiSurfaceProxy *proxy);
GstClockTime
gst_vaapi_surface_proxy_get_duration(GstVaapiSurfaceProxy *proxy);
surfaceproxy: drop user-data support from GstVaapiSurfaceProxy. Drop user-data support from GstVaapiSurfaceProxy. Rather make it explicit to call some user-provided function when the surface proxy is released.
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void
gst_vaapi_surface_proxy_set_destroy_notify(GstVaapiSurfaceProxy *proxy,
GDestroyNotify destroy_func, gpointer user_data);
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G_END_DECLS
#endif /* GST_VAAPI_SURFACE_PROXY_H */
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