mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-19 00:01:23 +00:00
mfc: Add plugin and decoder skeleton
This commit is contained in:
Sebastian Dröge
parent
b0129f9994
commit
5d6c33d7e4
6 changed files with 354 additions and 2 deletions
47
configure.ac
47
configure.ac
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@ -753,6 +753,52 @@ AG_GST_CHECK_FEATURE(SHM, [POSIX shared memory source and sink], shm, [
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fi
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])
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dnl *** Video 4 Linux 2 ***
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dnl for information about the header/define, see sys/v4l2/gstv4l2element.h
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dnl renamed to GST_V4L2 because of some conflict with kernel headers
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translit(dnm, m, l) AM_CONDITIONAL(USE_MFC, true)
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AG_GST_CHECK_FEATURE(MFC, [Multi Format Codec], mfc, [
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AC_MSG_CHECKING([Checking for up to date v4l2 installation])
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
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#include <sys/types.h>
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#ifdef __sun /* Solaris */
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#include <sys/types.h>
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#include <sys/videodev2.h>
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#elif __FreeBSD__
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#include <linux/videodev2.h>
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#else /* Linux */
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#include <linux/types.h>
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#define _LINUX_TIME_H
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#define __user
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#include <linux/videodev2.h>
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#endif
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#if defined(V4L2_MAJOR_VERSION) || defined(V4L2_MINOR_VERSION)
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#error too early v4l2 version or no v4l2 at all
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#endif
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]], [[
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return 0;
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]])],[
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HAVE_MFC="yes"
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AC_MSG_RESULT(yes)
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],[
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HAVE_MFC="no"
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AC_MSG_RESULT(no)
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HAVE_VIDEODEV=no
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AC_CHECK_HEADER(linux/videodev2.h, [ HAVE_VIDEODEV=yes ],
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[
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AC_CHECK_HEADER(sys/videodev2.h, [ HAVE_VIDEODEV=yes ])
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])
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if test "x$HAVE_VIDEODEV" = "xyes"; then
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AC_MSG_WARN([video4linux2 headers were found, but they're old.])
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AC_MSG_WARN([Please update v4l2 to compile the MFC plugins])
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else
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AC_MSG_WARN([v4l2 was not found])
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fi
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])
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])
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dnl check for Video CD
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translit(dnm, m, l) AM_CONDITIONAL(USE_VCD, true)
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AG_GST_CHECK_FEATURE(VCD, [Video CD], vcdsrc, [
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@ -2230,6 +2276,7 @@ sys/linsys/Makefile
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sys/opensles/Makefile
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sys/osxvideo/Makefile
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sys/qtwrapper/Makefile
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sys/mfc/Makefile
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sys/shm/Makefile
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sys/uvch264/Makefile
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sys/vcd/Makefile
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@ -154,9 +154,15 @@ else
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UVCH264_DIR=
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endif
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SUBDIRS = $(ACM_DIR) $(ANDROID_MEDIA_DIR) $(APPLE_MEDIA_DIR) $(AVC_DIR) $(D3DVIDEOSINK_DIR) $(DECKLINK_DIR) $(DIRECTDRAW_DIR) $(DIRECTSOUND_DIR) $(DIRECTSHOW_DIR) $(DVB_DIR) $(FBDEV_DIR) $(LINSYS_DIR) $(OPENSLES_DIR) $(OSX_VIDEO_DIR) $(PVR_DIR) $(QT_DIR) $(SHM_DIR) $(UVCH264_DIR) $(VCD_DIR) $(VDPAU_DIR) $(WININET_DIR) $(WINSCREENCAP_DIR) $(WASAPI_DIR)
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if USE_MFC
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MFC_DIR=mfc
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else
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MFC_DIR=
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endif
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SUBDIRS = $(ACM_DIR) $(ANDROID_MEDIA_DIR) $(APPLE_MEDIA_DIR) $(AVC_DIR) $(D3DVIDEOSINK_DIR) $(DECKLINK_DIR) $(DIRECTDRAW_DIR) $(DIRECTSOUND_DIR) $(DIRECTSHOW_DIR) $(DVB_DIR) $(FBDEV_DIR) $(LINSYS_DIR) $(OPENSLES_DIR) $(OSX_VIDEO_DIR) $(PVR_DIR) $(QT_DIR) $(SHM_DIR) $(UVCH264_DIR) $(VCD_DIR) $(VDPAU_DIR) $(WININET_DIR) $(WINSCREENCAP_DIR) $(WASAPI_DIR) $(MFC_DIR)
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DIST_SUBDIRS = acmenc acmmp3dec androidmedia applemedia avc d3dvideosink decklink directdraw directsound dvb linsys fbdev dshowdecwrapper dshowsrcwrapper dshowvideosink \
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opensles osxvideo pvr2d qtwrapper shm uvch264 vcd vdpau wasapi wininet winks winscreencap
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opensles osxvideo pvr2d qtwrapper shm uvch264 vcd vdpau wasapi wininet winks winscreencap mfc
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include $(top_srcdir)/common/parallel-subdirs.mak
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24
sys/mfc/Makefile.am
Normal file
24
sys/mfc/Makefile.am
Normal file
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@ -0,0 +1,24 @@
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plugin_LTLIBRARIES = libgstmfc.la
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libgstmfc_la_SOURCES = \
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mfc_decoder/mfc_decoder.c \
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gstmfc.c \
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gstmfcdec.c
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noinst_HEADERS = \
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mfc_decoder/mfc_decoder.h \
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gstmfcdec.h
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libgstmfc_la_CFLAGS = \
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$(GST_PLUGINS_BASE_CFLAGS) \
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$(GST_BASE_CFLAGS) \
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$(GST_CFLAGS) \
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-I$(srcdir)
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libgstmfc_la_LIBADD = \
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$(GST_PLUGINS_BASE_LIBS) \
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-lgstvideo-@GST_MAJORMINOR@ \
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$(GST_BASE_LIBS) \
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$(GST_LIBS)
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libgstmfc_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstmfc_la_LIBTOOLFLAGS = --tag=disable-static
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43
sys/mfc/gstmfc.c
Normal file
43
sys/mfc/gstmfc.c
Normal file
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@ -0,0 +1,43 @@
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/*
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* Copyright (C) 2012 Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@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 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include "gstmfcdec.h"
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static gboolean
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plugin_init (GstPlugin * plugin)
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{
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if (!gst_element_register (plugin, "mfcdec", GST_RANK_PRIMARY,
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GST_TYPE_MFC_DEC))
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return FALSE;
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return TRUE;
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}
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"mfc",
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"Samsung Exynos MFC plugin",
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plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
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167
sys/mfc/gstmfcdec.c
Normal file
167
sys/mfc/gstmfcdec.c
Normal file
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@ -0,0 +1,167 @@
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/*
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* Copyright (C) 2012 Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@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 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 "gstmfcdec.h"
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GST_DEBUG_CATEGORY_STATIC (gst_mfc_dec_debug);
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#define GST_CAT_DEFAULT gst_mfc_dec_debug
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static gboolean gst_mfc_dec_start (GstVideoDecoder * decoder);
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static gboolean gst_mfc_dec_stop (GstVideoDecoder * decoder);
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static gboolean gst_mfc_dec_set_format (GstVideoDecoder * decoder,
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GstVideoCodecState * state);
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static gboolean gst_mfc_dec_reset (GstVideoDecoder * decoder,
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gboolean hard);
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static GstFlowReturn gst_mfc_dec_handle_frame (GstVideoDecoder * decoder,
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GstVideoCodecFrame * frame);
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static GstStaticPadTemplate gst_mfc_dec_sink_template =
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GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-h264, "
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"parsed = (boolean) true, "
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"stream-format = (string) byte-stream, "
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"alignment = (string) au")
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);
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static GstStaticPadTemplate gst_mfc_dec_src_template =
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GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("NV12"))
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);
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GST_BOILERPLATE (GstMFCDec, gst_mfc_dec, GstVideoDecoder,
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GST_TYPE_VIDEO_DECODER);
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static void
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gst_mfc_dec_base_init (gpointer g_class)
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{
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GstElementClass *element_class = (GstElementClass *) g_class;
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_mfc_dec_src_template));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_mfc_dec_sink_template));
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gst_element_class_set_details_simple (element_class,
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"Samsung Exynos MFC decoder",
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"Codec/Decoder/Video",
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"Decode video streams via Samsung Exynos",
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"Sebastian Dröge <sebastian.droege@collabora.co.uk>");
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}
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static void
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gst_mfc_dec_class_init (GstMFCDecClass * klass)
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{
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GstVideoDecoderClass *video_decoder_class;
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video_decoder_class = (GstVideoDecoderClass *) klass;
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video_decoder_class->start = GST_DEBUG_FUNCPTR (gst_mfc_dec_start);
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video_decoder_class->stop = GST_DEBUG_FUNCPTR (gst_mfc_dec_stop);
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video_decoder_class->reset = GST_DEBUG_FUNCPTR (gst_mfc_dec_reset);
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video_decoder_class->set_format =
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GST_DEBUG_FUNCPTR (gst_mfc_dec_set_format);
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video_decoder_class->handle_frame =
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GST_DEBUG_FUNCPTR (gst_mfc_dec_handle_frame);
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GST_DEBUG_CATEGORY_INIT (gst_mfc_dec_debug, "mfcdec", 0,
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"Samsung Exynos MFC Decoder");
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}
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static void
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gst_mfc_dec_init (GstMFCDec * self, GstMFCDecClass * klass)
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{
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GstVideoDecoder *decoder = (GstVideoDecoder *) self;
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gst_video_decoder_set_packetized (decoder, TRUE);
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}
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static gboolean
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gst_mfc_dec_start (GstVideoDecoder * decoder)
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{
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GstMFCDec *self = GST_MFC_DEC (decoder);
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GST_DEBUG_OBJECT (self, "Starting");
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return TRUE;
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}
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static gboolean
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gst_mfc_dec_stop (GstVideoDecoder * video_decoder)
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{
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GstMFCDec *self = GST_MFC_DEC (video_decoder);
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GST_DEBUG_OBJECT (self, "Stopping");
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if (self->input_state) {
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gst_video_codec_state_unref (self->input_state);
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self->input_state = NULL;
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}
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GST_DEBUG_OBJECT (self, "Stopped");
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return TRUE;
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}
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static gboolean
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gst_mfc_dec_set_format (GstVideoDecoder * decoder,
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GstVideoCodecState * state)
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{
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GstMFCDec *self = GST_MFC_DEC (decoder);
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GST_DEBUG_OBJECT (self, "Setting format: %" GST_PTR_FORMAT, state->caps);
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if (self->input_state)
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gst_video_codec_state_unref (self->input_state);
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self->input_state = gst_video_codec_state_ref (state);
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return TRUE;
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}
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static gboolean
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gst_mfc_dec_reset (GstVideoDecoder * decoder, gboolean hard)
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{
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GstMFCDec *self = GST_MFC_DEC (decoder);
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GST_DEBUG_OBJECT (self, "Resetting");
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return TRUE;
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}
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static GstFlowReturn
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gst_mfc_dec_handle_frame (GstVideoDecoder * decoder,
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GstVideoCodecFrame * frame)
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{
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GstMFCDec *self = GST_MFC_DEC (decoder);
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GstFlowReturn ret = GST_FLOW_OK;
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GST_DEBUG_OBJECT (self, "Handling frame");
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return ret;
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}
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65
sys/mfc/gstmfcdec.h
Normal file
65
sys/mfc/gstmfcdec.h
Normal file
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@ -0,0 +1,65 @@
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/*
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* Copyright (C) 2012 Collabora Ltd.
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* Author: Sebastian Dröge <sebastian.droege@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 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_MFC_DEC_H__
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#define __GST_MFC_DEC_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/video/gstvideodecoder.h>
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#include "mfc_decoder/mfc_decoder.h"
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G_BEGIN_DECLS
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#define GST_TYPE_MFC_DEC \
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(gst_mfc_dec_get_type())
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#define GST_MFC_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_MFC_DEC,GstMFCDec))
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#define GST_MFC_DEC_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_MFC_DEC,GstMFCDecClass))
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#define GST_IS_MFC_DEC(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_MFC_DEC))
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#define GST_IS_MFC_DEC_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_MFC_DEC))
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typedef struct _GstMFCDec GstMFCDec;
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typedef struct _GstMFCDecClass GstMFCDecClass;
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struct _GstMFCDec
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{
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GstVideoDecoder parent;
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/* < private > */
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GstVideoCodecState *input_state;
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struct mfc_dec_context* context;
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};
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struct _GstMFCDecClass
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{
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GstVideoDecoderClass parent_class;
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};
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GType gst_mfc_dec_get_type (void);
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G_END_DECLS
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#endif /* __GST_MFC_DEC_H__ */
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