mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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v4l2videoenc: Add HEVC support
Add HEVC encoder support. https://bugzilla.gnome.org/show_bug.cgi?id=797141
This commit is contained in:
Amit Pandya
Nicolas Dufresne
parent
f2fa61b6c5
commit
15429ee411
5 changed files with 303 additions and 0 deletions
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@ -18,6 +18,7 @@ libgstvideo4linux2_la_SOURCES = gstv4l2.c \
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gstv4l2fwhtenc.c \
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gstv4l2h263enc.c \
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gstv4l2h264enc.c \
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gstv4l2h265enc.c \
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gstv4l2jpegenc.c \
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gstv4l2mpeg4enc.c \
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gstv4l2vidorient.c \
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@ -66,6 +67,7 @@ noinst_HEADERS = \
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gstv4l2fwhtenc.h \
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gstv4l2h263enc.h \
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gstv4l2h264enc.h \
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gstv4l2h265enc.h \
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gstv4l2jpegenc.h \
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gstv4l2mpeg4enc.h \
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gstv4l2vidorient.h \
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@ -50,6 +50,7 @@
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#include "gstv4l2fwhtenc.h"
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#include "gstv4l2h263enc.h"
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#include "gstv4l2h264enc.h"
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#include "gstv4l2h265enc.h"
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#include "gstv4l2jpegenc.h"
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#include "gstv4l2mpeg4enc.h"
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#include "gstv4l2vp8enc.h"
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@ -197,6 +198,10 @@ gst_v4l2_probe_and_register (GstPlugin * plugin)
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gst_v4l2_h264_enc_register (plugin, basename, it->device_path,
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sink_caps, src_caps);
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if (gst_v4l2_is_h265_enc (sink_caps, src_caps))
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gst_v4l2_h265_enc_register (plugin, basename, it->device_path,
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sink_caps, src_caps);
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if (gst_v4l2_is_mpeg4_enc (sink_caps, src_caps))
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gst_v4l2_mpeg4_enc_register (plugin, basename, it->device_path,
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sink_caps, src_caps);
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235
sys/v4l2/gstv4l2h265enc.c
Normal file
235
sys/v4l2/gstv4l2h265enc.c
Normal file
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@ -0,0 +1,235 @@
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/*
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* Copyright (C) 2018 NVIDIA CORPORATION.
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* Author: Amit Pandya <apandya@nvidia.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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <unistd.h>
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#include <string.h>
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#include "gstv4l2object.h"
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#include "gstv4l2h265enc.h"
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#include <string.h>
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#include <gst/gst-i18n-plugin.h>
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GST_DEBUG_CATEGORY_STATIC (gst_v4l2_h265_enc_debug);
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#define GST_CAT_DEFAULT gst_v4l2_h265_enc_debug
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static GstStaticCaps src_template_caps =
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GST_STATIC_CAPS ("video/x-h265, stream-format=(string) byte-stream, "
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"alignment=(string) au");
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enum
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{
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PROP_0,
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V4L2_STD_OBJECT_PROPS,
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/* TODO add H265 controls */
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};
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#define gst_v4l2_h265_enc_parent_class parent_class
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G_DEFINE_TYPE (GstV4l2H265Enc, gst_v4l2_h265_enc, GST_TYPE_V4L2_VIDEO_ENC);
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static void
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gst_v4l2_h265_enc_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec)
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{
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/* TODO */
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}
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static void
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gst_v4l2_h265_enc_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec)
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{
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/* TODO */
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}
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static gint
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v4l2_profile_from_string (const gchar * profile)
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{
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gint v4l2_profile = -1;
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if (g_str_equal (profile, "main")) {
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v4l2_profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN;
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} else if (g_str_equal (profile, "mainstillpicture")) {
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v4l2_profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE;
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} else if (g_str_equal (profile, "main10")) {
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v4l2_profile = V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10;
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} else {
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GST_WARNING ("Unsupported profile string '%s'", profile);
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}
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return v4l2_profile;
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}
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static const gchar *
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v4l2_profile_to_string (gint v4l2_profile)
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{
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switch (v4l2_profile) {
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case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN:
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return "main";
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case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE:
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return "mainstillpicture";
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case V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10:
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return "main10";
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default:
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GST_WARNING ("Unsupported V4L2 profile %i", v4l2_profile);
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break;
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}
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return NULL;
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}
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static gint
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v4l2_level_from_string (const gchar * level)
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{
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gint v4l2_level = -1;
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if (g_str_equal (level, "1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_1;
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else if (g_str_equal (level, "2"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_2;
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else if (g_str_equal (level, "2.1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1;
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else if (g_str_equal (level, "3"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_3;
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else if (g_str_equal (level, "3.1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1;
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else if (g_str_equal (level, "4"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4;
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else if (g_str_equal (level, "4.1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1;
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else if (g_str_equal (level, "5"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5;
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else if (g_str_equal (level, "5.1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1;
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else if (g_str_equal (level, "5.2"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2;
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else if (g_str_equal (level, "6"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_6;
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else if (g_str_equal (level, "6.1"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1;
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else if (g_str_equal (level, "6.2"))
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v4l2_level = V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2;
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else
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GST_WARNING ("Unsupported level '%s'", level);
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return v4l2_level;
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}
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static const gchar *
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v4l2_level_to_string (gint v4l2_level)
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{
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switch (v4l2_level) {
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_1:
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return "1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_2:
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return "2";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1:
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return "2.1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_3:
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return "3";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1:
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return "3.1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_4:
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return "4";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1:
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return "4.1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_5:
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return "5";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1:
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return "5.1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2:
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return "5.2";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_6:
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return "6";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1:
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return "6.1";
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case V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2:
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return "6.2";
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default:
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GST_WARNING ("Unsupported V4L2 level %i", v4l2_level);
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break;
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}
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return NULL;
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}
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static void
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gst_v4l2_h265_enc_init (GstV4l2H265Enc * self)
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{
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}
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static void
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gst_v4l2_h265_enc_class_init (GstV4l2H265EncClass * klass)
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{
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GstElementClass *element_class;
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GObjectClass *gobject_class;
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GstV4l2VideoEncClass *baseclass;
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parent_class = g_type_class_peek_parent (klass);
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element_class = (GstElementClass *) klass;
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gobject_class = (GObjectClass *) klass;
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baseclass = (GstV4l2VideoEncClass *) (klass);
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GST_DEBUG_CATEGORY_INIT (gst_v4l2_h265_enc_debug, "v4l2h265enc", 0,
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"V4L2 H.265 Encoder");
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gst_element_class_set_static_metadata (element_class,
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"V4L2 H.265 Encoder",
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"Codec/Encoder/Video",
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"Encode H.265 video streams via V4L2 API",
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"Amit Pandya <apandya@nvidia.com>");
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gobject_class->set_property =
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GST_DEBUG_FUNCPTR (gst_v4l2_h265_enc_set_property);
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gobject_class->get_property =
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GST_DEBUG_FUNCPTR (gst_v4l2_h265_enc_get_property);
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baseclass->codec_name = "H265";
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baseclass->profile_cid = V4L2_CID_MPEG_VIDEO_HEVC_PROFILE;
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baseclass->profile_to_string = v4l2_profile_to_string;
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baseclass->profile_from_string = v4l2_profile_from_string;
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baseclass->level_cid = V4L2_CID_MPEG_VIDEO_HEVC_LEVEL;
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baseclass->level_to_string = v4l2_level_to_string;
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baseclass->level_from_string = v4l2_level_from_string;
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}
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/* Probing functions */
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gboolean
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gst_v4l2_is_h265_enc (GstCaps * sink_caps, GstCaps * src_caps)
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{
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return gst_v4l2_is_video_enc (sink_caps, src_caps,
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gst_static_caps_get (&src_template_caps));
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}
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void
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gst_v4l2_h265_enc_register (GstPlugin * plugin, const gchar * basename,
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const gchar * device_path, GstCaps * sink_caps, GstCaps * src_caps)
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{
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gst_v4l2_video_enc_register (plugin, GST_TYPE_V4L2_H265_ENC,
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"h265", basename, device_path, sink_caps,
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gst_static_caps_get (&src_template_caps), src_caps);
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}
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60
sys/v4l2/gstv4l2h265enc.h
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60
sys/v4l2/gstv4l2h265enc.h
Normal file
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@ -0,0 +1,60 @@
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/*
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* Copyright (C) 2018 NVIDIA CORPORATION.
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* Author: Amit Pandya <apandya@nvidia.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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef __GST_V4L2_H265_ENC_H__
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#define __GST_V4L2_H265_ENC_H__
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#include <gst/gst.h>
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#include "gstv4l2videoenc.h"
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G_BEGIN_DECLS
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#define GST_TYPE_V4L2_H265_ENC \
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(gst_v4l2_h265_enc_get_type())
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#define GST_V4L2_H265_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_V4L2_H265_ENC,GstV4l2H265Enc))
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#define GST_V4L2_H265_ENC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_V4L2_H265_ENC,GstV4l2H265EncClass))
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#define GST_IS_V4L2_H265_ENC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_V4L2_H265_ENC))
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#define GST_IS_V4L2_H265_ENC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_V4L2_H265_ENC))
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typedef struct _GstV4l2H265Enc GstV4l2H265Enc;
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typedef struct _GstV4l2H265EncClass GstV4l2H265EncClass;
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struct _GstV4l2H265Enc
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{
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GstV4l2VideoEnc parent;
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};
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struct _GstV4l2H265EncClass
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{
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GstV4l2VideoEncClass parent_class;
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};
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GType gst_v4l2_h265_enc_get_type (void);
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gboolean gst_v4l2_is_h265_enc (GstCaps * sink_caps, GstCaps * src_caps);
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void gst_v4l2_h265_enc_register (GstPlugin * plugin, const gchar * basename,
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const gchar * device_path, GstCaps * sink_caps, GstCaps * src_caps);
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G_END_DECLS
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#endif /* __GST_V4L2_H265_ENC_H__ */
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@ -15,6 +15,7 @@ v4l2_sources = [
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'gstv4l2fwhtenc.c',
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'gstv4l2h263enc.c',
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'gstv4l2h264enc.c',
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'gstv4l2h265enc.c',
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'gstv4l2jpegenc.c',
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'gstv4l2mpeg4enc.c',
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'gstv4l2vidorient.c',
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