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plugins: add built-in video parsers as "vaapiparse" element.
The built-in video parsers elements are built into a single DSO named libgstvaapi_parse.so. The various video parsers could be accessed as vaapiparse_CODEC. For now, this only includes a modified version of h264parse so that to support H.264 MVC encoded streams.
This commit is contained in:
parent
799d7b7d0e
commit
3af6b0b8a0
12 changed files with 368 additions and 1 deletions
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@ -2,7 +2,7 @@ ACLOCAL_AMFLAGS = -I m4 ${ACLOCAL_FLAGS}
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AUTOMAKE_OPTIONS = foreign
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SUBDIRS = debian.upstream ext gst-libs gst pkgconfig tests docs
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SUBDIRS = debian.upstream ext gst-libs gst pkgconfig tests docs patches
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# Extra clean files so that maintainer-clean removes *everything*
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MAINTAINERCLEANFILES = \
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11
configure.ac
11
configure.ac
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@ -105,6 +105,11 @@ dnl Initialize libtool
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LT_PREREQ([2.2])
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LT_INIT
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AC_ARG_ENABLE(builtin_videoparsers,
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AS_HELP_STRING([--enable-builtin-videoparsers],
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[enable built-in videoparsers @<:@default=yes@:>@]),
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[], [enable_builtin_videoparsers="yes"])
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AC_ARG_ENABLE(builtin_codecparsers,
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AS_HELP_STRING([--enable-builtin-codecparsers],
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[enable built-in codecparsers @<:@default=yes@:>@]),
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@ -449,6 +454,10 @@ AM_CONDITIONAL([USE_LOCAL_CODEC_PARSERS_VP8],
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[test "$ac_cv_have_gst_vp8_parser" != "yes"])
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AM_CONDITIONAL([USE_BUILTIN_LIBVPX], [test "$enable_builtin_libvpx" = "yes"])
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dnl ... video parsers
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AM_CONDITIONAL([USE_LOCAL_VIDEO_PARSERS],
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[test "$enable_builtin_videoparsers" = "yes"])
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case $GST_API_VERSION in
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0.10) lt_bias=gst0_vaapi_lt_current_bias;;
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1.0) lt_bias=gst1_vaapi_lt_current_bias;;
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@ -868,6 +877,8 @@ debian.upstream/libgstvaapi-x11.install.in
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gst-libs/gst/video/Makefile
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gst/Makefile
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gst/vaapi/Makefile
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patches/Makefile
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patches/videoparsers/Makefile
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pkgconfig/Makefile
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pkgconfig/gstreamer-vaapi-$GST_PKG_VERSION.pc:\
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pkgconfig/gstreamer-vaapi.pc.in
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@ -37,6 +37,21 @@ codecparsers_source_h = \
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EXTRA_DIST += $(codecparsers_source_h:%.h=$(codecparsers_srcdir)/%.h)
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videoparsers_srcdir = \
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$(top_srcdir)/ext/codecparsers/gst/videoparsers
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videoparsers_source_c = \
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gsth264parse.c \
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$(NULL)
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EXTRA_DIST += $(videoparsers_source_c:%.c=$(videoparsers_srcdir)/%.c)
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videoparsers_source_h = \
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gsth264parse.h \
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$(NULL)
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EXTRA_DIST += $(videoparsers_source_h:%.h=$(videoparsers_srcdir)/%.h)
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videoutils_srcdir = \
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$(top_srcdir)/ext/videoutils/gst-libs/gst/video
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@ -163,6 +163,73 @@ libgstvaapi_la_LIBADD = \
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libgstvaapi_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstvaapi_la_LIBTOOLFLAGS = --tag=disable-static
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BUILT_SOURCES =
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if USE_LOCAL_VIDEO_PARSERS
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plugin_LTLIBRARIES += libgstvaapi_parse.la
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libgstvaapi_parse_gen_source_c = \
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gsth264parse.c \
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$(NULL)
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libgstvaapi_parse_gen_source_h = \
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gsth264parse.h \
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$(NULL)
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libgstvaapi_parse_gen_sources = \
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$(libgstvaapi_parse_gen_source_c) \
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$(libgstvaapi_parse_gen_source_h) \
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$(NUL)
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libgstvaapi_parse_source_c = gstvaapiparse.c $(libgstvaapi_parse_gen_source_c)
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libgstvaapi_parse_source_h = gstvaapiparse.h $(libgstvaapi_parse_gen_source_h)
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libgstvaapi_parse_la_SOURCES = $(libgstvaapi_parse_source_c)
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noinst_HEADERS += $(libgstvaapi_parse_source_h)
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libgstvaapi_parse_la_CFLAGS = \
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-DGST_USE_UNSTABLE_API \
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-I$(top_srcdir)/gst-libs \
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-I$(top_builddir)/gst-libs \
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$(GST_CFLAGS) \
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$(GST_BASE_CFLAGS) \
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$(GST_PLUGINS_BASE_CFLAGS) \
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$(GST_VIDEO_CFLAGS)
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libgstvaapi_parse_la_LIBADD = \
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$(top_builddir)/gst-libs/gst/codecparsers/libgstvaapi-codecparsers.la \
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$(GST_LIBS) \
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$(GST_BASE_LIBS) \
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$(GST_PLUGINS_BASE_LIBS) \
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$(GST_VIDEO_LIBS) -lgstpbutils-$(GST_PKG_VERSION)
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libgstvaapi_parse_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstvaapi_parse_la_LIBTOOLFLAGS = --tag=disable-static
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videoparsers_sources_dir = \
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$(top_srcdir)/ext/codecparsers/gst/videoparsers
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videoparsers_patches_dir = \
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$(top_srcdir)/patches/videoparsers
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include $(videoparsers_patches_dir)/series.frag
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videoparsers_patches = \
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$(videoparsers_patches_base:%=$(top_srcdir)/patches/videoparsers/%)
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videoparsers.prepare.stamp: $(videoparsers_patches)
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@for f in $(libgstvaapi_parse_gen_sources); do \
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cp -f $(videoparsers_sources_dir)/$$f $$f; \
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done
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@for f in $(videoparsers_patches); do \
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patch -p3 < $$f; \
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done
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@touch $@
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BUILT_SOURCES += videoparsers.prepare.stamp
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endif
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CLEANFILES = \
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videoparsers.prepare.stamp \
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$(libgstvaapi_parse_gen_sources)
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EXTRA_DIST = \
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$(libgstvaapi_enc_source_c) \
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$(libgstvaapi_enc_source_h) \
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@ -176,6 +243,8 @@ EXTRA_DIST = \
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$(libgstvaapi_1_0p_source_h) \
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$(libgstvaapi_0_10_source_c) \
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$(libgstvaapi_0_10_source_h) \
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$(libgstvaapi_parse_source_c) \
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$(libgstvaapi_parse_source_h) \
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$(NULL)
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# Extra clean files so that maintainer-clean removes *everything*
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53
gst/vaapi/gstvaapiparse.c
Normal file
53
gst/vaapi/gstvaapiparse.c
Normal file
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@ -0,0 +1,53 @@
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/*
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* gstvaapiparse.c - Recent enough GStreamer video parsers
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*
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* Copyright (C) 2011 Mark Nauwelaerts <mark.nauwelaerts@collabora.co.uk>
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* Copyright (C) 2009 Tim-Philipp Müller <tim centricular net>
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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 <gst/gst.h>
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#include "gstvaapiparse.h"
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#include "gsth264parse.h"
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#define PLUGIN_NAME "vaapiparse"
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#define PLUGIN_DESC "VA-API based elements"
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#define PLUGIN_LICENSE "LGPL"
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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gboolean failure = FALSE;
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failure |= !gst_element_register (plugin, "vaapiparse_h264",
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GST_RANK_PRIMARY + 2, GST_TYPE_H264_PARSE);
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return !failure;
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}
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#if GST_CHECK_VERSION(1,0,0)
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/* XXX: use PLUGIN_NAME when GST_PLUGIN_DEFINE is fixed to use
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G_STRINGIFY() for name argument, instead of plain #name */
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR,
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vaapiparse, PLUGIN_DESC, plugin_init,
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PACKAGE_VERSION, PLUGIN_LICENSE, PACKAGE, PACKAGE_BUGREPORT)
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#else
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, GST_VERSION_MINOR,
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PLUGIN_NAME, PLUGIN_DESC, plugin_init,
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PACKAGE_VERSION, PLUGIN_LICENSE, PACKAGE, PACKAGE_BUGREPORT)
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#endif
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36
gst/vaapi/gstvaapiparse.h
Normal file
36
gst/vaapi/gstvaapiparse.h
Normal file
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@ -0,0 +1,36 @@
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/*
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* gstvaapiparse.h - Recent enough GStreamer video parsers
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*
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* Copyright (C) 2014 Intel Corporation
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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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#ifndef GST_VAAPI_PARSE_H
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#define GST_VAAPI_PARSE_H
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/* vaapiparse_h264 */
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#define _GstH264Parse _GstVaapiH264Parse
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#define GstH264Parse GstVaapiH264Parse
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#define _GstH264ParseClass _GstVaapiH264ParseClass
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#define GstH264ParseClass GstVaapiH264ParseClass
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#define gst_h264_parse gst_vaapi_h264_parse
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#define gst_h264_parse_init gst_vaapi_h264_parse_init
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#define gst_h264_parse_class_init gst_vaapi_h264_parse_class_init
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#define gst_h264_parse_parent_class gst_vaapi_h264_parse_parent_class
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#define gst_h264_parse_get_type gst_vaapi_h264_parse_get_type
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#endif /* GST_VAAPI_PARSE_H */
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4
patches/Makefile.am
Normal file
4
patches/Makefile.am
Normal file
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@ -0,0 +1,4 @@
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SUBDIRS = videoparsers
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# Extra clean files so that maintainer-clean removes *everything*
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MAINTAINERCLEANFILES = Makefile.in
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@ -0,0 +1,41 @@
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From c78b4c043dc41f071bdf170ecb001dc1aef8f5f6 Mon Sep 17 00:00:00 2001
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From: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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Date: Mon, 28 Apr 2014 17:44:03 +0200
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Subject: [PATCH 1/3] plugins: compile the built-in video parsers as
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"vaapiparse" element.
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The built-in video parsers elements are built into a single DSO named
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libgstvaapi_parse.so. The various video parsers could be accessed as
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vaapiparse_CODEC.
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---
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configure.ac | 9 ++++++++
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gst/vaapi/Makefile.am | 35 ++++++++++++++++++++++++++++++
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gst/vaapi/gsth264parse.c | 4 +++-
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gst/vaapi/gstvaapiparse.c | 53 +++++++++++++++++++++++++++++++++++++++++++++
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gst/vaapi/gstvaapiparse.h | 36 ++++++++++++++++++++++++++++++
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5 files changed, 136 insertions(+), 1 deletion(-)
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create mode 100644 gst/vaapi/gstvaapiparse.c
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create mode 100644 gst/vaapi/gstvaapiparse.h
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diff --git a/gst/vaapi/gsth264parse.c b/gst/vaapi/gsth264parse.c
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index 9105d7f..4246b6e 100644
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--- a/gst/vaapi/gsth264parse.c
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+++ b/gst/vaapi/gsth264parse.c
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@@ -26,6 +26,7 @@
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# include "config.h"
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#endif
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+#include "gstvaapiparse.h"
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#include <gst/base/base.h>
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#include <gst/pbutils/pbutils.h>
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#include <gst/video/video.h>
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@@ -105,7 +106,8 @@ gst_h264_parse_class_init (GstH264ParseClass * klass)
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GstBaseParseClass *parse_class = GST_BASE_PARSE_CLASS (klass);
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GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
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- GST_DEBUG_CATEGORY_INIT (h264_parse_debug, "h264parse", 0, "h264 parser");
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+ GST_DEBUG_CATEGORY_INIT (h264_parse_debug, "vaapiparse_h264", 0,
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+ "h264 parser");
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gobject_class->finalize = gst_h264_parse_finalize;
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gobject_class->set_property = gst_h264_parse_set_property;
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@ -0,0 +1,26 @@
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From 4a209977a61d156433dddbf21bddc0b1e89098e1 Mon Sep 17 00:00:00 2001
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From: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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Date: Mon, 28 Apr 2014 17:17:04 +0200
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Subject: [PATCH 2/3] h264parse: fix build with GStreamer 1.2.
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---
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gst/vaapi/gsth264parse.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/gst/vaapi/gsth264parse.c b/gst/vaapi/gsth264parse.c
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index 4246b6e..7c970ee 100644
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--- a/gst/vaapi/gsth264parse.c
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+++ b/gst/vaapi/gsth264parse.c
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@@ -148,7 +148,9 @@ gst_h264_parse_init (GstH264Parse * h264parse)
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{
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h264parse->frame_out = gst_adapter_new ();
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gst_base_parse_set_pts_interpolation (GST_BASE_PARSE (h264parse), FALSE);
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+#if GST_CHECK_VERSION(1,3,0)
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GST_PAD_SET_ACCEPT_INTERSECT (GST_BASE_PARSE_SINK_PAD (h264parse));
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+#endif
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}
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--
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1.7.9.5
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@ -0,0 +1,99 @@
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From 3ef58fae7a578f72c4607b57434ed54a0ee9ee1d Mon Sep 17 00:00:00 2001
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From: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
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Date: Tue, 19 Mar 2013 14:23:00 +0200
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Subject: [PATCH 3/3] h264parse: add initial support for MVC NAL units.
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Initial support for MVC NAL units. It is only needed to propagate the
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complete set of NAL units downstream at this time.
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https://bugzilla.gnome.org/show_bug.cgi?id=696135
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Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
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Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
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---
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gst/vaapi/gsth264parse.c | 20 ++++++++++++++------
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1 file changed, 14 insertions(+), 6 deletions(-)
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diff --git a/gst/vaapi/gsth264parse.c b/gst/vaapi/gsth264parse.c
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index 7c970ee..e9b9481 100644
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--- a/gst/vaapi/gsth264parse.c
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+++ b/gst/vaapi/gsth264parse.c
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@@ -415,7 +415,7 @@ gst_h264_parser_store_nal (GstH264Parse * h264parse, guint id,
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GstBuffer *buf, **store;
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guint size = nalu->size, store_size;
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- if (naltype == GST_H264_NAL_SPS) {
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+ if (naltype == GST_H264_NAL_SPS || naltype == GST_H264_NAL_SUBSET_SPS) {
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store_size = GST_H264_MAX_SPS_COUNT;
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store = h264parse->sps_nals;
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GST_DEBUG_OBJECT (h264parse, "storing sps %u", id);
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@@ -534,6 +534,7 @@ gst_h264_parse_process_nal (GstH264Parse * h264parse, GstH264NalUnit * nalu)
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switch (nal_type) {
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case GST_H264_NAL_SPS:
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+ case GST_H264_NAL_SUBSET_SPS:
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pres = gst_h264_parser_parse_sps (nalparser, nalu, &sps, TRUE);
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/* arranged for a fallback sps.id, so use that one and only warn */
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if (pres != GST_H264_PARSER_OK)
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@@ -594,14 +595,17 @@ gst_h264_parse_process_nal (GstH264Parse * h264parse, GstH264NalUnit * nalu)
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case GST_H264_NAL_SLICE_DPB:
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case GST_H264_NAL_SLICE_DPC:
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case GST_H264_NAL_SLICE_IDR:
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+ case GST_H264_NAL_SLICE_EXT:
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/* don't need to parse the whole slice (header) here */
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- if (*(nalu->data + nalu->offset + 1) & 0x80) {
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+ if (*(nalu->data + nalu->offset + nalu->header_bytes) & 0x80) {
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/* means first_mb_in_slice == 0 */
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/* real frame data */
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GST_DEBUG_OBJECT (h264parse, "first_mb_in_slice = 0");
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h264parse->frame_start = TRUE;
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}
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GST_DEBUG_OBJECT (h264parse, "frame start: %i", h264parse->frame_start);
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+ if (nal_type == GST_H264_NAL_SLICE_EXT && !GST_H264_IS_MVC_NALU (nalu))
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+ break;
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{
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GstH264SliceHdr slice;
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@@ -677,7 +681,8 @@ gst_h264_parse_collect_nal (GstH264Parse * h264parse, const guint8 * data,
|
||||
/* coded slice NAL starts a picture,
|
||||
* i.e. other types become aggregated in front of it */
|
||||
h264parse->picture_start |= (nal_type == GST_H264_NAL_SLICE ||
|
||||
- nal_type == GST_H264_NAL_SLICE_DPA || nal_type == GST_H264_NAL_SLICE_IDR);
|
||||
+ nal_type == GST_H264_NAL_SLICE_DPA || nal_type == GST_H264_NAL_SLICE_IDR
|
||||
+ || nal_type == GST_H264_NAL_SLICE_EXT);
|
||||
|
||||
/* consider a coded slices (IDR or not) to start a picture,
|
||||
* (so ending the previous one) if first_mb_in_slice == 0
|
||||
@@ -687,16 +692,18 @@ gst_h264_parse_collect_nal (GstH264Parse * h264parse, const guint8 * data,
|
||||
* and also works with broken frame_num in NAL
|
||||
* (where spec-wise would fail) */
|
||||
nal_type = nnalu.type;
|
||||
- complete = h264parse->picture_start && (nal_type >= GST_H264_NAL_SEI &&
|
||||
- nal_type <= GST_H264_NAL_AU_DELIMITER);
|
||||
+ complete = h264parse->picture_start && ((nal_type >= GST_H264_NAL_SEI &&
|
||||
+ nal_type <= GST_H264_NAL_AU_DELIMITER) ||
|
||||
+ (nal_type >= 14 && nal_type <= 18));
|
||||
|
||||
GST_LOG_OBJECT (h264parse, "next nal type: %d %s", nal_type,
|
||||
_nal_name (nal_type));
|
||||
complete |= h264parse->picture_start && (nal_type == GST_H264_NAL_SLICE
|
||||
|| nal_type == GST_H264_NAL_SLICE_DPA
|
||||
+ || nal_type == GST_H264_NAL_SLICE_EXT
|
||||
|| nal_type == GST_H264_NAL_SLICE_IDR) &&
|
||||
/* first_mb_in_slice == 0 considered start of frame */
|
||||
- (nnalu.data[nnalu.offset + 1] & 0x80);
|
||||
+ (nnalu.data[nnalu.offset + nnalu.header_bytes] & 0x80);
|
||||
|
||||
GST_LOG_OBJECT (h264parse, "au complete: %d", complete);
|
||||
|
||||
@@ -960,6 +967,7 @@ gst_h264_parse_handle_frame (GstBaseParse * parse,
|
||||
}
|
||||
|
||||
if (nalu.type == GST_H264_NAL_SPS ||
|
||||
+ nalu.type == GST_H264_NAL_SUBSET_SPS ||
|
||||
nalu.type == GST_H264_NAL_PPS ||
|
||||
(h264parse->have_sps && h264parse->have_pps)) {
|
||||
gst_h264_parse_process_nal (h264parse, &nalu);
|
||||
--
|
||||
1.7.9.5
|
||||
|
6
patches/videoparsers/Makefile.am
Normal file
6
patches/videoparsers/Makefile.am
Normal file
|
@ -0,0 +1,6 @@
|
|||
include series.frag
|
||||
|
||||
EXTRA_DIST = series.frag $(videoparsers_patches_base)
|
||||
|
||||
# Extra clean files so that maintainer-clean removes *everything*
|
||||
MAINTAINERCLEANFILES = Makefile.in
|
7
patches/videoparsers/series.frag
Normal file
7
patches/videoparsers/series.frag
Normal file
|
@ -0,0 +1,7 @@
|
|||
# sources.frag - Generated list of patches for videoparsers (-*- makefile -*-)
|
||||
|
||||
videoparsers_patches_base = \
|
||||
0001-plugins-compile-the-built-in-video-parsers-as-vaapip.patch \
|
||||
0002-h264parse-fix-build-with-GStreamer-1.2.patch \
|
||||
0003-h264parse-add-initial-support-for-MVC-NAL-units.patch \
|
||||
$(NULL)
|
Loading…
Reference in a new issue