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a8f2309595
VPP support is only needed for advanced deinterlacing, which is not enabled by default either. Error out if it is selected but VPP is not supported, and otherwise just work without VPP support. https://bugzilla.gnome.org/show_bug.cgi?id=788758
264 lines
6.7 KiB
C
264 lines
6.7 KiB
C
/*
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* gstvaapi.c - VA-API element registration
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*
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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) 2011 Collabora Ltd.
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* Author: Nicolas Dufresne <nicolas.dufresne@collabora.co.uk>
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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 "gstcompat.h"
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#include "gstvaapidecode.h"
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#include "gstvaapipostproc.h"
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#include "gstvaapisink.h"
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#include "gstvaapidecodebin.h"
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#if USE_ENCODERS
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#include "gstvaapiencode_h264.h"
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#include "gstvaapiencode_mpeg2.h"
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#if USE_JPEG_ENCODER
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#include "gstvaapiencode_jpeg.h"
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#endif
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#if USE_VP8_ENCODER
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#include "gstvaapiencode_vp8.h"
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#endif
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#if USE_H265_ENCODER
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#include "gstvaapiencode_h265.h"
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#endif
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#if USE_VP9_ENCODER
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#include "gstvaapiencode_vp9.h"
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#endif
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#if USE_H264_FEI_ENCODER
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#include "gstvaapiencode_h264_fei.h"
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#endif
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#endif
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gboolean _gst_vaapi_has_video_processing = FALSE;
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#define PLUGIN_NAME "vaapi"
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#define PLUGIN_DESC "VA-API based elements"
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#define PLUGIN_LICENSE "LGPL"
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static void
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plugin_add_dependencies (GstPlugin * plugin)
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{
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const gchar *envvars[] = { "GST_VAAPI_ALL_DRIVERS", "LIBVA_DRIVER_NAME",
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"DISPLAY", "WAYLAND_DISPLAY", NULL
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};
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const gchar *kernel_paths[] = { "/dev/dri", NULL };
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const gchar *kernel_names[] = { "card", "render" };
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/* features get updated upon changes in /dev/dri/card* */
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gst_plugin_add_dependency (plugin, NULL, kernel_paths, kernel_names,
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GST_PLUGIN_DEPENDENCY_FLAG_FILE_NAME_IS_PREFIX);
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/* features get updated upon changes in VA environment variables */
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gst_plugin_add_dependency (plugin, envvars, NULL, NULL,
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GST_PLUGIN_DEPENDENCY_FLAG_NONE);
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/* features get updated upon changes in default VA drivers
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* directory */
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gst_plugin_add_dependency_simple (plugin, "LIBVA_DRIVERS_PATH",
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VA_DRIVERS_PATH, "_drv_video.so",
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GST_PLUGIN_DEPENDENCY_FLAG_FILE_NAME_IS_SUFFIX |
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GST_PLUGIN_DEPENDENCY_FLAG_PATHS_ARE_DEFAULT_ONLY);
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}
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static GArray *
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profiles_get_codecs (GArray * profiles)
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{
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guint i;
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GArray *codecs;
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GstVaapiProfile profile;
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GstVaapiCodec codec;
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codecs = g_array_new (FALSE, FALSE, sizeof (GstVaapiCodec));
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if (!codecs)
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return NULL;
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for (i = 0; i < profiles->len; i++) {
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profile = g_array_index (profiles, GstVaapiProfile, i);
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codec = gst_vaapi_profile_get_codec (profile);
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if (gst_vaapi_codecs_has_codec (codecs, codec))
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continue;
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g_array_append_val (codecs, codec);
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}
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return codecs;
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}
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static GArray *
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display_get_decoder_codecs (GstVaapiDisplay * display)
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{
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GArray *profiles, *codecs;
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profiles = gst_vaapi_display_get_decode_profiles (display);
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if (!profiles)
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return NULL;
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codecs = profiles_get_codecs (profiles);
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g_array_unref (profiles);
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return codecs;
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}
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#if USE_ENCODERS
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static GArray *
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display_get_encoder_codecs (GstVaapiDisplay * display)
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{
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GArray *profiles, *codecs;
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profiles = gst_vaapi_display_get_encode_profiles (display);
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if (!profiles)
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return NULL;
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codecs = profiles_get_codecs (profiles);
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g_array_unref (profiles);
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return codecs;
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}
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typedef struct _GstVaapiEncoderMap GstVaapiEncoderMap;
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struct _GstVaapiEncoderMap
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{
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GstVaapiCodec codec;
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guint rank;
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const gchar *name;
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GType (*get_type) (void);
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};
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#define DEF_ENC(CODEC,codec) \
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{GST_VAAPI_CODEC_##CODEC, \
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GST_RANK_PRIMARY, \
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"vaapi" G_STRINGIFY (codec) "enc", \
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gst_vaapiencode_##codec##_get_type}
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static const GstVaapiEncoderMap vaapi_encode_map[] = {
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DEF_ENC (H264, h264),
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DEF_ENC (MPEG2, mpeg2),
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#if USE_JPEG_ENCODER
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DEF_ENC (JPEG, jpeg),
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#endif
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#if USE_VP8_ENCODER
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DEF_ENC (VP8, vp8),
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#endif
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#if USE_VP9_ENCODER
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DEF_ENC (VP9, vp9),
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#endif
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#if USE_H265_ENCODER
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DEF_ENC (H265, h265),
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#endif
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};
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#undef DEF_ENC
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static void
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gst_vaapiencode_register (GstPlugin * plugin, GstVaapiDisplay * display)
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{
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guint i, j;
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GArray *codecs;
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GstVaapiCodec codec;
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codecs = display_get_encoder_codecs (display);
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if (!codecs)
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return;
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for (i = 0; i < codecs->len; i++) {
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codec = g_array_index (codecs, GstVaapiCodec, i);
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for (j = 0; j < G_N_ELEMENTS (vaapi_encode_map); j++) {
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if (vaapi_encode_map[j].codec == codec) {
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gst_element_register (plugin, vaapi_encode_map[j].name,
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vaapi_encode_map[j].rank, vaapi_encode_map[j].get_type ());
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break;
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}
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}
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}
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#if USE_H264_FEI_ENCODER
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if (gst_vaapi_display_has_encoder (display,
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GST_VAAPI_PROFILE_H264_MAIN, GST_VAAPI_ENTRYPOINT_SLICE_ENCODE_FEI)) {
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gst_element_register (plugin, "vaapih264feienc",
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GST_RANK_SECONDARY, GST_TYPE_VAAPIENCODE_H264_FEI);
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}
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#endif
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g_array_unref (codecs);
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}
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#endif
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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GstVaapiDisplay *display;
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GArray *decoders;
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plugin_add_dependencies (plugin);
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display = gst_vaapi_create_test_display ();
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if (!display)
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goto error_no_display;
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if (!gst_vaapi_driver_is_whitelisted (display))
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goto unsupported_driver;
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_gst_vaapi_has_video_processing =
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gst_vaapi_display_has_video_processing (display);
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decoders = display_get_decoder_codecs (display);
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if (decoders) {
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gst_vaapidecode_register (plugin, decoders);
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g_array_unref (decoders);
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}
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gst_element_register (plugin, "vaapipostproc",
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GST_RANK_PRIMARY, GST_TYPE_VAAPIPOSTPROC);
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gst_element_register (plugin, "vaapidecodebin",
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GST_RANK_PRIMARY + 2, GST_TYPE_VAAPI_DECODE_BIN);
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gst_element_register (plugin, "vaapisink",
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GST_RANK_PRIMARY, GST_TYPE_VAAPISINK);
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#if USE_ENCODERS
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gst_vaapiencode_register (plugin, display);
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#endif
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gst_vaapi_display_unref (display);
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return TRUE;
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/* ERRORS: */
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error_no_display:
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{
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GST_ERROR ("Cannot create a VA display");
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/* Avoid blacklisting: failure to create a display could be a
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* transient condition */
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return TRUE;
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}
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unsupported_driver:
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{
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gst_vaapi_display_unref (display);
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return TRUE; /* return TRUE to avoid get blacklisted */
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}
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR,
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vaapi, PLUGIN_DESC, plugin_init,
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PACKAGE_VERSION, PLUGIN_LICENSE, PACKAGE, PACKAGE_BUGREPORT)
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