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95 lines
3.2 KiB
C
95 lines
3.2 KiB
C
/*
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* gstvaapivideometa_texture.c - GStreamer/VA video meta (GLTextureUpload)
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Author: Gwenole Beauchesne <gwenole.beauchesne@splitted-desktop.com>
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* Copyright (C) 2011-2013 Intel Corporation
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* Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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* Copyright (C) 2013 Igalia
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* Author: Víctor Manuel Jáquez Leal <vjaquez@igalia.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* 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
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "gst/vaapi/sysdeps.h"
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#include "gstvaapivideometa.h"
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#include "gstvaapivideometa_texture.h"
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#include "gstvaapipluginutil.h"
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#if GST_CHECK_VERSION(1,1,0) && USE_GLX
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static void
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gst_vaapi_texure_upload_free(gpointer data)
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{
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GstVaapiTexture * const texture = data;
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if (texture)
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gst_vaapi_texture_unref(texture);
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}
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static gboolean
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gst_vaapi_texture_upload(GstVideoGLTextureUploadMeta *meta, guint texture_id[4])
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{
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GstVaapiVideoMeta * const vmeta =
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gst_buffer_get_vaapi_video_meta(meta->buffer);
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GstVaapiTexture *texture = meta->user_data;
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GstVaapiSurface * const surface = gst_vaapi_video_meta_get_surface(vmeta);
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GstVaapiDisplay * const dpy =
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gst_vaapi_object_get_display(GST_VAAPI_OBJECT(surface));
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if (gst_vaapi_display_get_display_type(dpy) != GST_VAAPI_DISPLAY_TYPE_GLX)
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return FALSE;
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if (texture) {
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GstVaapiDisplay * const tex_dpy =
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gst_vaapi_object_get_display(GST_VAAPI_OBJECT(texture));
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if (tex_dpy != dpy)
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gst_vaapi_texture_replace(&texture, NULL);
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}
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if (!texture) {
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/* FIXME: should we assume target? */
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texture = gst_vaapi_texture_new_with_texture(dpy, texture_id[0],
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GL_TEXTURE_2D, GL_RGBA);
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meta->user_data = texture;
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}
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if (!gst_vaapi_apply_composition(surface, meta->buffer))
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GST_WARNING("could not update subtitles");
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return gst_vaapi_texture_put_surface(texture, surface,
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gst_vaapi_video_meta_get_render_flags(vmeta));
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}
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#endif
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#if GST_CHECK_VERSION(1,1,0)
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gboolean
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gst_buffer_add_texture_upload_meta(GstBuffer *buffer)
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{
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GstVideoGLTextureUploadMeta *meta = NULL;
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GstVideoGLTextureType tex_type[] = { GST_VIDEO_GL_TEXTURE_TYPE_RGBA };
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if (!buffer)
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return FALSE;
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#if USE_GLX
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meta = gst_buffer_add_video_gl_texture_upload_meta(buffer,
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GST_VIDEO_GL_TEXTURE_ORIENTATION_X_NORMAL_Y_NORMAL,
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1, tex_type, gst_vaapi_texture_upload,
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NULL, NULL, gst_vaapi_texure_upload_free);
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#endif
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return meta != NULL;
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}
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#endif
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