/* * gstvaapipluginutil.h - VA-API plugins private helper * * Copyright (C) 2011-2014 Intel Corporation * Author: Gwenole Beauchesne <gwenole.beauchesne@intel.com> * Copyright (C) 2011 Collabora * Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk> * * 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. * * This library 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 * Lesser General Public License for more details. * * 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 */ #ifndef GST_VAAPI_PLUGIN_UTIL_H #define GST_VAAPI_PLUGIN_UTIL_H #include <gst/vaapi/gstvaapidisplay.h> #include <gst/vaapi/gstvaapisurface.h> #include <gst/vaapi/gstvaapicontext.h> #include "gstvaapivideomemory.h" typedef GstVaapiProfile (*GstVaapiStrToProfileFunc) (const gchar * str); typedef const gchar * (*GstVaapiProfileToStrFunc) (GstVaapiProfile profile); G_GNUC_INTERNAL gboolean gst_vaapi_ensure_display (GstElement * element, GstVaapiDisplayType type); G_GNUC_INTERNAL gboolean gst_vaapi_handle_context_query (GstElement * element, GstQuery * query); G_GNUC_INTERNAL gboolean gst_vaapi_append_surface_caps (GstCaps * out_caps, GstCaps * in_caps); G_GNUC_INTERNAL gboolean gst_vaapi_apply_composition (GstVaapiSurface * surface, GstBuffer * buffer); #ifndef G_PRIMITIVE_SWAP #define G_PRIMITIVE_SWAP(type, a, b) do { \ const type t = a; a = b; b = t; \ } while (0) #endif /* Helpers for GValue construction for video formats */ G_GNUC_INTERNAL gboolean gst_vaapi_value_set_format (GValue * value, GstVideoFormat format); G_GNUC_INTERNAL gboolean gst_vaapi_value_set_format_list (GValue * value, GArray * formats); /* Helpers to build video caps */ typedef enum { GST_VAAPI_CAPS_FEATURE_NOT_NEGOTIATED, GST_VAAPI_CAPS_FEATURE_SYSTEM_MEMORY, GST_VAAPI_CAPS_FEATURE_GL_TEXTURE_UPLOAD_META, GST_VAAPI_CAPS_FEATURE_DMABUF, GST_VAAPI_CAPS_FEATURE_VAAPI_SURFACE, } GstVaapiCapsFeature; G_GNUC_INTERNAL GstCaps * gst_vaapi_video_format_new_template_caps (GstVideoFormat format); G_GNUC_INTERNAL GstCaps * gst_vaapi_video_format_new_template_caps_from_list (GArray * formats); G_GNUC_INTERNAL GstCaps * gst_vaapi_video_format_new_template_caps_with_features (GstVideoFormat format, const gchar * features_string); G_GNUC_INTERNAL GstVaapiCapsFeature gst_vaapi_find_preferred_caps_feature (GstPad * pad, GstCaps * allowed_caps, GstVideoFormat * out_format_ptr); G_GNUC_INTERNAL const gchar * gst_vaapi_caps_feature_to_string (GstVaapiCapsFeature feature); G_GNUC_INTERNAL gboolean gst_vaapi_caps_feature_contains (const GstCaps * caps, GstVaapiCapsFeature feature); /* Helpers to handle interlaced contents */ # define GST_CAPS_INTERLACED_MODES \ "interlace-mode = (string){ progressive, interleaved, mixed }" # define GST_CAPS_INTERLACED_FALSE \ "interlace-mode = (string)progressive" #define GST_VAAPI_MAKE_SURFACE_CAPS \ GST_VIDEO_CAPS_MAKE_WITH_FEATURES( \ GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE, GST_VAAPI_FORMATS_ALL) #define GST_VAAPI_MAKE_GLTEXUPLOAD_CAPS \ GST_VIDEO_CAPS_MAKE_WITH_FEATURES( \ GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, "{ RGBA, BGRA }") #define GST_VAAPI_MAKE_DMABUF_CAPS \ GST_VIDEO_CAPS_MAKE_WITH_FEATURES( \ GST_CAPS_FEATURE_MEMORY_DMABUF, "{ I420, YV12, RGBA }") G_GNUC_INTERNAL gboolean gst_caps_set_interlaced (GstCaps * caps, GstVideoInfo * vip); G_GNUC_INTERNAL gboolean gst_caps_has_vaapi_surface (GstCaps * caps); G_GNUC_INTERNAL gboolean gst_caps_is_video_raw (GstCaps * caps); G_GNUC_INTERNAL void gst_video_info_change_format (GstVideoInfo * vip, GstVideoFormat format, guint width, guint height); G_GNUC_INTERNAL gboolean gst_video_info_changed (const GstVideoInfo * old, const GstVideoInfo * new); G_GNUC_INTERNAL void gst_video_info_force_nv12_if_encoded (GstVideoInfo * vinfo); G_GNUC_INTERNAL GstVaapiDisplay * gst_vaapi_create_test_display (void); G_GNUC_INTERNAL gboolean gst_vaapi_driver_is_whitelisted (GstVaapiDisplay * display); G_GNUC_INTERNAL gboolean gst_vaapi_codecs_has_codec (GArray * codecs, GstVaapiCodec codec); G_GNUC_INTERNAL GArray * gst_vaapi_encoder_get_profiles_from_caps (GstCaps * caps, GstVaapiStrToProfileFunc func); G_GNUC_INTERNAL void gst_vaapi_caps_set_width_and_height_range (GstCaps * caps, gint min_width, gint min_height, gint max_width, gint max_height); G_GNUC_INTERNAL GstCaps * gst_vaapi_build_caps_from_formats (GArray * formats, gint min_width, gint min_height, gint max_width, gint max_height, guint mem_type); G_GNUC_INTERNAL GstCaps * gst_vaapi_build_template_raw_caps_by_codec (GstVaapiDisplay * display, GstVaapiContextUsage usage, GstVaapiCodec codec, GArray * extra_fmts); G_GNUC_INTERNAL void gst_vaapi_structure_set_profiles (GstStructure * st, gchar ** list); G_GNUC_INTERNAL GstCaps * gst_vaapi_build_template_coded_caps_by_codec (GstVaapiDisplay * display, GstVaapiContextUsage usage, GstVaapiCodec codec, const char *caps_str, GstVaapiProfileToStrFunc func); #endif /* GST_VAAPI_PLUGIN_UTIL_H */