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Add support for GstVaapiSurfaceProxy to GstVaapiVideoBuffer.

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This commit is contained in:
gb 2010-04-29 15:45:44 +00:00 committed by Gwenole Beauchesne
parent 0596777703
commit a1fddf8bcc
2 changed files with 93 additions and 5 deletions
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85
gst-libs/gst/vaapi/gstvaapivideobuffer.c
View file

@ -39,11 +39,12 @@ G_DEFINE_TYPE(GstVaapiVideoBuffer, gst_vaapi_video_buffer, GST_TYPE_BUFFER);
GstVaapiVideoBufferPrivate))
struct _GstVaapiVideoBufferPrivate {
GstVaapiVideoPool *image_pool;
GstVaapiImage *image;
GstVaapiVideoPool *surface_pool;
GstVaapiSurface *surface;
guint flags;
GstVaapiVideoPool *image_pool;
GstVaapiImage *image;
GstVaapiVideoPool *surface_pool;
GstVaapiSurface *surface;
GstVaapiSurfaceProxy *proxy;
guint flags;
};
static void
@ -70,6 +71,11 @@ gst_vaapi_video_buffer_destroy_surface(GstVaapiVideoBuffer *buffer)
{
GstVaapiVideoBufferPrivate * const priv = buffer->priv;
if (priv->proxy) {
g_object_unref(priv->proxy);
priv->proxy = NULL;
}
if (priv->surface) {
if (priv->surface_pool)
gst_vaapi_video_pool_put_object(priv->surface_pool, priv->surface);
@ -119,6 +125,7 @@ gst_vaapi_video_buffer_init(GstVaapiVideoBuffer *buffer)
priv->image = NULL;
priv->surface_pool = NULL;
priv->surface = NULL;
priv->proxy = NULL;
}
static inline GstVaapiVideoBuffer *
@ -215,6 +222,28 @@ gst_vaapi_video_buffer_new_with_surface(GstVaapiSurface *surface)
return GST_BUFFER(buffer);
}
/**
* gst_vaapi_video_buffer_new_with_surface_proxy:
* @proxy: a #GstVaapiSurfaceProxy
*
* Creates a #GstBuffer with the specified surface @proxy. The
* resulting buffer holds an additional reference to the @proxy.
*
* Return value: the newly allocated #GstBuffer, or %NULL on error
*/
GstBuffer *
gst_vaapi_video_buffer_new_with_surface_proxy(GstVaapiSurfaceProxy *proxy)
{
GstVaapiVideoBuffer *buffer;
g_return_val_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy), NULL);
buffer = gst_vaapi_video_buffer_new();
if (buffer)
gst_vaapi_video_buffer_set_surface_proxy(buffer, proxy);
return GST_BUFFER(buffer);
}
/**
* gst_vaapi_video_buffer_get_image:
* @buffer: a #GstVaapiVideoBuffer
@ -362,3 +391,49 @@ gst_vaapi_video_buffer_set_surface_from_pool(
}
return TRUE;
}
/**
* gst_vaapi_video_buffer_get_surface_proxy:
* @buffer: a #GstVaapiVideoBuffer
*
* Retrieves the #GstVaapiSurfaceProxy bound to the @buffer. The @buffer
* owns the #GstVaapiSurfaceProxy so the caller is responsible for calling
* g_object_ref() when needed.
*
* Return value: the #GstVaapiSurfaceProxy bound to the @buffer, or
* %NULL if there is none
*/
GstVaapiSurfaceProxy *
gst_vaapi_video_buffer_get_surface_proxy(GstVaapiVideoBuffer *buffer)
{
g_return_val_if_fail(GST_VAAPI_IS_VIDEO_BUFFER(buffer), NULL);
return buffer->priv->proxy;
}
/**
* gst_vaapi_video_buffer_set_surface_proxy:
* @buffer: a #GstVaapiVideoBuffer
* @proxy: a #GstVaapiSurfaceProxy
*
* Binds surface @proxy to the @buffer. If the @buffer contains another
* surface previously allocated from a pool, it's pushed back to its
* parent pool and the pool is also released.
*/
void
gst_vaapi_video_buffer_set_surface_proxy(
GstVaapiVideoBuffer *buffer,
GstVaapiSurfaceProxy *proxy
)
{
g_return_if_fail(GST_VAAPI_IS_VIDEO_BUFFER(buffer));
g_return_if_fail(GST_VAAPI_IS_SURFACE_PROXY(proxy));
gst_vaapi_video_buffer_destroy_surface(buffer);
if (proxy) {
GstVaapiVideoBufferPrivate * const priv = buffer->priv;
priv->proxy = g_object_ref(proxy);
priv->surface = g_object_ref(GST_VAAPI_SURFACE_PROXY_SURFACE(proxy));
}
}

13
gst-libs/gst/vaapi/gstvaapivideobuffer.h
View file

@ -24,6 +24,7 @@
#include <gst/gstbuffer.h>
#include <gst/vaapi/gstvaapiimage.h>
#include <gst/vaapi/gstvaapisurface.h>
#include <gst/vaapi/gstvaapisurfaceproxy.h>
#include <gst/vaapi/gstvaapivideopool.h>
G_BEGIN_DECLS
@ -90,6 +91,9 @@ gst_vaapi_video_buffer_new_with_image(GstVaapiImage *image);
GstBuffer *
gst_vaapi_video_buffer_new_with_surface(GstVaapiSurface *surface);
GstBuffer *
gst_vaapi_video_buffer_new_with_surface_proxy(GstVaapiSurfaceProxy *proxy);
GstVaapiImage *
gst_vaapi_video_buffer_get_image(GstVaapiVideoBuffer *buffer);
@ -120,6 +124,15 @@ gst_vaapi_video_buffer_set_surface_from_pool(
GstVaapiVideoPool *pool
);
GstVaapiSurfaceProxy *
gst_vaapi_video_buffer_get_surface_proxy(GstVaapiVideoBuffer *buffer);
void
gst_vaapi_video_buffer_set_surface_proxy(
GstVaapiVideoBuffer *buffer,
GstVaapiSurfaceProxy *proxy
);
G_END_DECLS
#endif /* GST_VAAPI_VIDEO_BUFFER_H */