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Ported DVdec to 0.9.
Original commit message from CVS: * configure.ac: * ext/dv/Makefile.am: * ext/dv/gstdvdec.c: (gst_dvdec_class_init), (gst_dvdec_init), (gst_dvdec_get_src_query_types), (gst_dvdec_src_query), (gst_dvdec_handle_sink_event), (gst_dvdec_handle_src_event), (gst_dvdec_video_getcaps), (gst_dvdec_video_setcaps), (gst_dvdec_decode_audio), (gst_dvdec_decode_video), (gst_dvdec_decode_frame), (gst_dvdec_chain), (gst_dvdec_change_state), (gst_dvdec_set_property), (gst_dvdec_get_property), (plugin_init): * ext/dv/gstdvdec.h: * ext/esd/esdsink.c: (gst_esdsink_class_init): Ported DVdec to 0.9. Parent of esdsink is GstAudioSink.
This commit is contained in:
parent
16e4cd8b38
commit
1970ac0fc7
6 changed files with 399 additions and 347 deletions
17
ChangeLog
17
ChangeLog
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@ -1,3 +1,20 @@
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2005-07-07 Wim Taymans <wim@fluendo.com>
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* configure.ac:
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* ext/dv/Makefile.am:
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* ext/dv/gstdvdec.c: (gst_dvdec_class_init), (gst_dvdec_init),
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(gst_dvdec_get_src_query_types), (gst_dvdec_src_query),
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(gst_dvdec_handle_sink_event), (gst_dvdec_handle_src_event),
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(gst_dvdec_video_getcaps), (gst_dvdec_video_setcaps),
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(gst_dvdec_decode_audio), (gst_dvdec_decode_video),
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(gst_dvdec_decode_frame), (gst_dvdec_chain),
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(gst_dvdec_change_state), (gst_dvdec_set_property),
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(gst_dvdec_get_property), (plugin_init):
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* ext/dv/gstdvdec.h:
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* ext/esd/esdsink.c: (gst_esdsink_class_init):
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Ported DVdec to 0.9.
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Parent of esdsink is GstAudioSink.
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2005-07-07 Wim Taymans <wim@fluendo.com>
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2005-07-07 Wim Taymans <wim@fluendo.com>
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* configure.ac:
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* configure.ac:
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@ -379,6 +379,14 @@ GST_CHECK_FEATURE(LIBCACA, [libcaca], libcaca, [
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AC_SUBST(LIBCACA_LIBS)
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AC_SUBST(LIBCACA_LIBS)
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])
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])
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dnl *** libdv ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_LIBDV, true)
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GST_CHECK_FEATURE(LIBDV, [libdv DV/video decoder], dvdec, [
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PKG_CHECK_MODULES(LIBDV, libdv >= 0.100, HAVE_LIBDV="yes", HAVE_LIBDV="no")
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AC_SUBST(LIBDV_CFLAGS)
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AC_SUBST(LIBDV_LIBS)
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])
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dnl *** shout2 ***
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dnl *** shout2 ***
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translit(dnm, m, l) AM_CONDITIONAL(USE_SHOUT2, true)
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translit(dnm, m, l) AM_CONDITIONAL(USE_SHOUT2, true)
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GST_CHECK_FEATURE(SHOUT2, [shout2 plug-in], shout2send, [
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GST_CHECK_FEATURE(SHOUT2, [shout2 plug-in], shout2send, [
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@ -531,6 +539,7 @@ gst-libs/gst/Makefile
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sys/Makefile
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sys/Makefile
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ext/Makefile
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ext/Makefile
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ext/aalib/Makefile
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ext/aalib/Makefile
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ext/dv/Makefile
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ext/libcaca/Makefile
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ext/libcaca/Makefile
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ext/mad/Makefile
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ext/mad/Makefile
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ext/raw1394/Makefile
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ext/raw1394/Makefile
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@ -3,8 +3,8 @@ plugin_LTLIBRARIES = libgstdvdec.la
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libgstdvdec_la_SOURCES = gstdvdec.c
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libgstdvdec_la_SOURCES = gstdvdec.c
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libgstdvdec_la_CFLAGS = $(GST_CFLAGS) $(LIBDV_CFLAGS)
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libgstdvdec_la_CFLAGS = $(GST_CFLAGS) $(LIBDV_CFLAGS)
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libgstdvdec_la_LIBADD = $(LIBDV_LIBS)
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libgstdvdec_la_LIBADD = $(LIBDV_LIBS) $(GST_BASE_LIBS)
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libgstdvdec_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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libgstdvdec_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) $(GST_BASE_LDFLAGS)
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noinst_HEADERS = gstdvdec.h
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noinst_HEADERS = gstdvdec.h
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@ -1,5 +1,6 @@
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/* GStreamer
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/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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* <2005> Wim Taymans <wim@fluendo.com>
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*
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*
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* This library is free software; you can redistribute it and/or
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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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* modify it under the terms of the GNU Library General Public
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@ -61,8 +62,8 @@
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* information. This element outputs the 720x576 or 720x480 video that it
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* information. This element outputs the 720x576 or 720x480 video that it
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* recieves, noting the proper aspect ratio. This should not be a problem for
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* recieves, noting the proper aspect ratio. This should not be a problem for
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* windowed applications, which can change size to fit the video. Applications
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* windowed applications, which can change size to fit the video. Applications
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* with fixed size requirements should decide whether to crop or pad. If you
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* with fixed size requirements should decide whether to crop or pad which
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* decide to crop, the videocrop element might be useful to you.
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* an element such as videobox can do.
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*/
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*/
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#define NTSC_HEIGHT 480
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#define NTSC_HEIGHT 480
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@ -90,7 +91,7 @@ static GstElementDetails dvdec_details =
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GST_ELEMENT_DETAILS ("DV (smpte314) decoder plugin",
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GST_ELEMENT_DETAILS ("DV (smpte314) decoder plugin",
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"Codec/Decoder/Video",
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"Codec/Decoder/Video",
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"Uses libdv to decode DV video (libdv.sourceforge.net)",
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"Uses libdv to decode DV video (libdv.sourceforge.net)",
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"Erik Walthinsen <omega@cse.ogi.edu>\n" "Wim Taymans <wim.taymans@tvd.be>");
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"Erik Walthinsen <omega@cse.ogi.edu>," "Wim Taymans <wim@fluendo.com>");
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/* These are the signals that this element can fire. They are zero-
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/* These are the signals that this element can fire. They are zero-
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@ -153,9 +154,6 @@ static GstStaticPadTemplate video_src_temp = GST_STATIC_PAD_TEMPLATE ("video",
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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"framerate = (double) [ 1.0, 60.0 ];"
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"framerate = (double) [ 1.0, 60.0 ];"
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//"framerate = (double) { "
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//G_STRINGIFY (PAL_FRAMERATE) ", " G_STRINGIFY (NTSC_FRAMERATE)
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//" }; "
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"video/x-raw-rgb, "
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"video/x-raw-rgb, "
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"bpp = (int) 32, "
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"bpp = (int) 32, "
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"depth = (int) 24, "
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"depth = (int) 24, "
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@ -173,9 +171,6 @@ static GstStaticPadTemplate video_src_temp = GST_STATIC_PAD_TEMPLATE ("video",
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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"framerate = (double) [ 1.0, 60.0 ];"
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"framerate = (double) [ 1.0, 60.0 ];"
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//"framerate = (double) { "
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//G_STRINGIFY (PAL_FRAMERATE) ", " G_STRINGIFY (NTSC_FRAMERATE)
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//" }; "
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"video/x-raw-rgb, "
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"video/x-raw-rgb, "
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"bpp = (int) 24, "
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"bpp = (int) 24, "
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"depth = (int) 24, "
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"depth = (int) 24, "
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@ -192,11 +187,7 @@ static GstStaticPadTemplate video_src_temp = GST_STATIC_PAD_TEMPLATE ("video",
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G_STRINGIFY (PAL_WIDE_PAR_X) "/" G_STRINGIFY (PAL_WIDE_PAR_Y) ","
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G_STRINGIFY (PAL_WIDE_PAR_X) "/" G_STRINGIFY (PAL_WIDE_PAR_Y) ","
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_NORMAL_PAR_X) "/" G_STRINGIFY (NTSC_NORMAL_PAR_Y) ","
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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G_STRINGIFY (NTSC_WIDE_PAR_X) "/" G_STRINGIFY (NTSC_WIDE_PAR_Y) "},"
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"framerate = (double) [ 1.0, 60.0 ]"
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"framerate = (double) [ 1.0, 60.0 ]")
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//"framerate = (double) { "
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//G_STRINGIFY (PAL_FRAMERATE) ", " G_STRINGIFY (NTSC_FRAMERATE)
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//" }"
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)
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);
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);
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static GstStaticPadTemplate audio_src_temp = GST_STATIC_PAD_TEMPLATE ("audio",
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static GstStaticPadTemplate audio_src_temp = GST_STATIC_PAD_TEMPLATE ("audio",
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@ -240,22 +231,27 @@ static void gst_dvdec_class_init (GstDVDecClass * klass);
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static void gst_dvdec_init (GstDVDec * dvdec);
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static void gst_dvdec_init (GstDVDec * dvdec);
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static const GstQueryType *gst_dvdec_get_src_query_types (GstPad * pad);
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static const GstQueryType *gst_dvdec_get_src_query_types (GstPad * pad);
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static gboolean gst_dvdec_src_query (GstPad * pad, GstQueryType type,
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static gboolean gst_dvdec_src_query (GstPad * pad, GstQuery * query);
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GstFormat * format, gint64 * value);
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#if 0
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static const GstFormat *gst_dvdec_get_formats (GstPad * pad);
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static const GstFormat *gst_dvdec_get_formats (GstPad * pad);
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#endif
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#if 0
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static gboolean gst_dvdec_sink_convert (GstPad * pad, GstFormat src_format,
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static gboolean gst_dvdec_sink_convert (GstPad * pad, GstFormat src_format,
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gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
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gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
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static gboolean gst_dvdec_src_convert (GstPad * pad, GstFormat src_format,
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static gboolean gst_dvdec_src_convert (GstPad * pad, GstFormat src_format,
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gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
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gint64 src_value, GstFormat * dest_format, gint64 * dest_value);
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#endif
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static GstPadLinkReturn gst_dvdec_video_link (GstPad * pad,
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static gboolean gst_dvdec_video_setcaps (GstPad * pad, GstCaps * caps);
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const GstCaps * caps);
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static GstCaps *gst_dvdec_video_getcaps (GstPad * pad);
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static GstCaps *gst_dvdec_video_getcaps (GstPad * pad);
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#if 0
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static const GstEventMask *gst_dvdec_get_event_masks (GstPad * pad);
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static const GstEventMask *gst_dvdec_get_event_masks (GstPad * pad);
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#endif
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static gboolean gst_dvdec_handle_src_event (GstPad * pad, GstEvent * event);
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static gboolean gst_dvdec_handle_src_event (GstPad * pad, GstEvent * event);
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static GstFlowReturn gst_dvdec_chain (GstPad * pad, GstBuffer * buffer);
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static void gst_dvdec_loop (GstElement * element);
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static gboolean gst_dvdec_handle_sink_event (GstPad * pad, GstEvent * event);
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static GstElementStateReturn gst_dvdec_change_state (GstElement * element);
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static GstElementStateReturn gst_dvdec_change_state (GstElement * element);
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@ -342,6 +338,9 @@ gst_dvdec_class_init (GstDVDecClass * klass)
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gobject_class = (GObjectClass *) klass;
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gobject_class = (GObjectClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gstelement_class = (GstElementClass *) klass;
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gobject_class->set_property = gst_dvdec_set_property;
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gobject_class->get_property = gst_dvdec_get_property;
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/* The parent class is needed for class method overrides. */
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/* The parent class is needed for class method overrides. */
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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@ -358,9 +357,6 @@ gst_dvdec_class_init (GstDVDecClass * klass)
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g_param_spec_int ("drop-factor", "Drop Factor", "Only decode Nth frame",
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g_param_spec_int ("drop-factor", "Drop Factor", "Only decode Nth frame",
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1, G_MAXINT, DV_DEFAULT_DECODE_NTH, G_PARAM_READWRITE));
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1, G_MAXINT, DV_DEFAULT_DECODE_NTH, G_PARAM_READWRITE));
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gobject_class->set_property = gst_dvdec_set_property;
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gobject_class->get_property = gst_dvdec_get_property;
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gstelement_class->change_state = gst_dvdec_change_state;
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gstelement_class->change_state = gst_dvdec_change_state;
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/* table initialization, only do once */
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/* table initialization, only do once */
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@ -375,16 +371,18 @@ gst_dvdec_init (GstDVDec * dvdec)
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{
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{
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gint i;
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gint i;
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dvdec->found_header = FALSE;
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dvdec->sinkpad =
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dvdec->sinkpad =
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gst_pad_new_from_template (gst_static_pad_template_get (&sink_temp),
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gst_pad_new_from_template (gst_static_pad_template_get (&sink_temp),
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"sink");
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"sink");
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gst_pad_set_query_function (dvdec->sinkpad, NULL);
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gst_pad_set_query_function (dvdec->sinkpad, NULL);
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gst_pad_set_chain_function (dvdec->sinkpad, gst_dvdec_chain);
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gst_pad_set_event_function (dvdec->sinkpad, gst_dvdec_handle_sink_event);
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#if 0
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gst_pad_set_convert_function (dvdec->sinkpad,
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gst_pad_set_convert_function (dvdec->sinkpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_sink_convert));
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GST_DEBUG_FUNCPTR (gst_dvdec_sink_convert));
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gst_pad_set_formats_function (dvdec->sinkpad,
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gst_pad_set_formats_function (dvdec->sinkpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
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GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
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#endif
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gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->sinkpad);
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gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->sinkpad);
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dvdec->videosrcpad =
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dvdec->videosrcpad =
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@ -396,16 +394,18 @@ gst_dvdec_init (GstDVDec * dvdec)
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GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types));
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GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types));
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gst_pad_set_event_function (dvdec->videosrcpad,
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gst_pad_set_event_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event));
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GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event));
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#if 0
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gst_pad_set_event_mask_function (dvdec->videosrcpad,
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gst_pad_set_event_mask_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_get_event_masks));
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GST_DEBUG_FUNCPTR (gst_dvdec_get_event_masks));
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gst_pad_set_convert_function (dvdec->videosrcpad,
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gst_pad_set_convert_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_src_convert));
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GST_DEBUG_FUNCPTR (gst_dvdec_src_convert));
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gst_pad_set_formats_function (dvdec->videosrcpad,
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gst_pad_set_formats_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
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GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
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#endif
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gst_pad_set_getcaps_function (dvdec->videosrcpad,
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gst_pad_set_getcaps_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_video_getcaps));
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GST_DEBUG_FUNCPTR (gst_dvdec_video_getcaps));
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gst_pad_set_link_function (dvdec->videosrcpad,
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gst_pad_set_setcaps_function (dvdec->videosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_video_link));
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GST_DEBUG_FUNCPTR (gst_dvdec_video_setcaps));
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gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->videosrcpad);
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gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->videosrcpad);
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dvdec->audiosrcpad =
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dvdec->audiosrcpad =
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@ -415,6 +415,7 @@ gst_dvdec_init (GstDVDec * dvdec)
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GST_DEBUG_FUNCPTR (gst_dvdec_src_query));
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GST_DEBUG_FUNCPTR (gst_dvdec_src_query));
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gst_pad_set_query_type_function (dvdec->audiosrcpad,
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gst_pad_set_query_type_function (dvdec->audiosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types));
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GST_DEBUG_FUNCPTR (gst_dvdec_get_src_query_types));
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#if 0
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gst_pad_set_event_function (dvdec->audiosrcpad,
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gst_pad_set_event_function (dvdec->audiosrcpad,
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GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event));
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GST_DEBUG_FUNCPTR (gst_dvdec_handle_src_event));
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gst_pad_set_event_mask_function (dvdec->audiosrcpad,
|
gst_pad_set_event_mask_function (dvdec->audiosrcpad,
|
||||||
|
@ -423,14 +424,17 @@ gst_dvdec_init (GstDVDec * dvdec)
|
||||||
GST_DEBUG_FUNCPTR (gst_dvdec_src_convert));
|
GST_DEBUG_FUNCPTR (gst_dvdec_src_convert));
|
||||||
gst_pad_set_formats_function (dvdec->audiosrcpad,
|
gst_pad_set_formats_function (dvdec->audiosrcpad,
|
||||||
GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
|
GST_DEBUG_FUNCPTR (gst_dvdec_get_formats));
|
||||||
gst_pad_use_explicit_caps (dvdec->audiosrcpad);
|
#endif
|
||||||
|
|
||||||
|
/* once we set caps, this is the only thing we can do */
|
||||||
|
gst_pad_use_fixed_caps (dvdec->audiosrcpad);
|
||||||
gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->audiosrcpad);
|
gst_element_add_pad (GST_ELEMENT (dvdec), dvdec->audiosrcpad);
|
||||||
|
|
||||||
gst_element_set_loop_function (GST_ELEMENT (dvdec), gst_dvdec_loop);
|
dvdec->adapter = gst_adapter_new ();
|
||||||
|
|
||||||
dvdec->bs = NULL;
|
|
||||||
dvdec->length = 0;
|
dvdec->length = 0;
|
||||||
dvdec->next_ts = 0LL;
|
dvdec->timestamp = 0LL;
|
||||||
|
|
||||||
dvdec->end_position = -1LL;
|
dvdec->end_position = -1LL;
|
||||||
dvdec->need_discont = FALSE;
|
dvdec->need_discont = FALSE;
|
||||||
dvdec->new_media = FALSE;
|
dvdec->new_media = FALSE;
|
||||||
|
@ -452,6 +456,7 @@ gst_dvdec_init (GstDVDec * dvdec)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
#if 0
|
||||||
static const GstFormat *
|
static const GstFormat *
|
||||||
gst_dvdec_get_formats (GstPad * pad)
|
gst_dvdec_get_formats (GstPad * pad)
|
||||||
{
|
{
|
||||||
|
@ -470,7 +475,9 @@ gst_dvdec_get_formats (GstPad * pad)
|
||||||
|
|
||||||
return (GST_PAD_IS_SRC (pad) ? src_formats : sink_formats);
|
return (GST_PAD_IS_SRC (pad) ? src_formats : sink_formats);
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if 0
|
||||||
static gboolean
|
static gboolean
|
||||||
gst_dvdec_src_convert (GstPad * pad, GstFormat src_format, gint64 src_value,
|
gst_dvdec_src_convert (GstPad * pad, GstFormat src_format, gint64 src_value,
|
||||||
GstFormat * dest_format, gint64 * dest_value)
|
GstFormat * dest_format, gint64 * dest_value)
|
||||||
|
@ -590,12 +597,12 @@ gst_dvdec_sink_convert (GstPad * pad, GstFormat src_format, gint64 src_value,
|
||||||
}
|
}
|
||||||
return res;
|
return res;
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
static const GstQueryType *
|
static const GstQueryType *
|
||||||
gst_dvdec_get_src_query_types (GstPad * pad)
|
gst_dvdec_get_src_query_types (GstPad * pad)
|
||||||
{
|
{
|
||||||
static const GstQueryType src_query_types[] = {
|
static const GstQueryType src_query_types[] = {
|
||||||
GST_QUERY_TOTAL,
|
|
||||||
GST_QUERY_POSITION,
|
GST_QUERY_POSITION,
|
||||||
0
|
0
|
||||||
};
|
};
|
||||||
|
@ -604,15 +611,15 @@ gst_dvdec_get_src_query_types (GstPad * pad)
|
||||||
}
|
}
|
||||||
|
|
||||||
static gboolean
|
static gboolean
|
||||||
gst_dvdec_src_query (GstPad * pad, GstQueryType type,
|
gst_dvdec_src_query (GstPad * pad, GstQuery * query)
|
||||||
GstFormat * format, gint64 * value)
|
|
||||||
{
|
{
|
||||||
gboolean res = TRUE;
|
gboolean res = TRUE;
|
||||||
GstDVDec *dvdec;
|
GstDVDec *dvdec;
|
||||||
|
|
||||||
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
||||||
|
|
||||||
switch (type) {
|
switch (GST_QUERY_TYPE (query)) {
|
||||||
|
#if 0
|
||||||
case GST_QUERY_TOTAL:
|
case GST_QUERY_TOTAL:
|
||||||
switch (*format) {
|
switch (*format) {
|
||||||
default:
|
default:
|
||||||
|
@ -636,7 +643,9 @@ gst_dvdec_src_query (GstPad * pad, GstQueryType type,
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
break;
|
break;
|
||||||
|
#endif
|
||||||
case GST_QUERY_POSITION:
|
case GST_QUERY_POSITION:
|
||||||
|
#if 0
|
||||||
switch (*format) {
|
switch (*format) {
|
||||||
default:
|
default:
|
||||||
res =
|
res =
|
||||||
|
@ -644,6 +653,7 @@ gst_dvdec_src_query (GstPad * pad, GstQueryType type,
|
||||||
value);
|
value);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
break;
|
break;
|
||||||
default:
|
default:
|
||||||
res = FALSE;
|
res = FALSE;
|
||||||
|
@ -652,83 +662,32 @@ gst_dvdec_src_query (GstPad * pad, GstQueryType type,
|
||||||
return res;
|
return res;
|
||||||
}
|
}
|
||||||
|
|
||||||
static const GstEventMask *
|
|
||||||
gst_dvdec_get_event_masks (GstPad * pad)
|
|
||||||
{
|
|
||||||
static const GstEventMask src_event_masks[] = {
|
|
||||||
{GST_EVENT_SEEK, GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH},
|
|
||||||
{0,}
|
|
||||||
};
|
|
||||||
static const GstEventMask sink_event_masks[] = {
|
|
||||||
{GST_EVENT_EOS, 0},
|
|
||||||
{GST_EVENT_DISCONTINUOUS, 0},
|
|
||||||
{GST_EVENT_FLUSH, 0},
|
|
||||||
{0,}
|
|
||||||
};
|
|
||||||
|
|
||||||
return (GST_PAD_IS_SRC (pad) ? src_event_masks : sink_event_masks);
|
|
||||||
}
|
|
||||||
|
|
||||||
static gboolean
|
static gboolean
|
||||||
gst_dvdec_handle_sink_event (GstDVDec * dvdec)
|
gst_dvdec_handle_sink_event (GstPad * pad, GstEvent * event)
|
||||||
{
|
{
|
||||||
guint32 remaining;
|
GstDVDec *dvdec = GST_DVDEC (GST_PAD_PARENT (pad));
|
||||||
GstEvent *event;
|
gboolean res = TRUE;
|
||||||
GstEventType type;
|
|
||||||
|
|
||||||
gst_bytestream_get_status (dvdec->bs, &remaining, &event);
|
switch (GST_EVENT_TYPE (event)) {
|
||||||
|
|
||||||
type = event ? GST_EVENT_TYPE (event) : GST_EVENT_UNKNOWN;
|
|
||||||
|
|
||||||
switch (type) {
|
|
||||||
case GST_EVENT_FLUSH:
|
|
||||||
case GST_EVENT_EOS:
|
case GST_EVENT_EOS:
|
||||||
case GST_EVENT_FILLER:
|
|
||||||
{
|
|
||||||
/* Forward the event to output sinks */
|
/* Forward the event to output sinks */
|
||||||
if (GST_PAD_IS_LINKED (dvdec->videosrcpad)) {
|
GST_STREAM_LOCK (pad);
|
||||||
gst_event_ref (event);
|
gst_event_ref (event);
|
||||||
gst_pad_push (dvdec->videosrcpad, GST_DATA (event));
|
gst_pad_push_event (dvdec->videosrcpad, event);
|
||||||
}
|
gst_pad_push_event (dvdec->audiosrcpad, event);
|
||||||
if (GST_PAD_IS_LINKED (dvdec->audiosrcpad)) {
|
GST_STREAM_UNLOCK (pad);
|
||||||
gst_event_ref (event);
|
|
||||||
gst_pad_push (dvdec->audiosrcpad, GST_DATA (event));
|
|
||||||
}
|
|
||||||
if (type == GST_EVENT_EOS) {
|
|
||||||
gst_element_set_eos (GST_ELEMENT (dvdec));
|
|
||||||
}
|
|
||||||
break;
|
break;
|
||||||
}
|
|
||||||
case GST_EVENT_DISCONTINUOUS:
|
case GST_EVENT_DISCONTINUOUS:
|
||||||
{
|
GST_STREAM_LOCK (pad);
|
||||||
gint i;
|
res = gst_pad_event_default (dvdec->sinkpad, event);
|
||||||
gboolean found = FALSE;
|
GST_STREAM_UNLOCK (pad);
|
||||||
GstFormat format;
|
|
||||||
|
|
||||||
format = GST_FORMAT_TIME;
|
|
||||||
/* try to get a timestamp from the discont formats */
|
|
||||||
for (i = 0; i < GST_EVENT_DISCONT_OFFSET_LEN (event); i++) {
|
|
||||||
if (gst_pad_convert (dvdec->sinkpad,
|
|
||||||
GST_EVENT_DISCONT_OFFSET (event, i).format,
|
|
||||||
GST_EVENT_DISCONT_OFFSET (event, i).value,
|
|
||||||
&format, &dvdec->next_ts)) {
|
|
||||||
found = TRUE;
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
/* assume 0 then */
|
|
||||||
if (!found) {
|
|
||||||
dvdec->next_ts = 0LL;
|
|
||||||
}
|
|
||||||
dvdec->need_discont = TRUE;
|
|
||||||
break;
|
break;
|
||||||
}
|
|
||||||
default:
|
default:
|
||||||
return gst_pad_event_default (dvdec->sinkpad, event);
|
res = gst_pad_event_default (dvdec->sinkpad, event);
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
gst_event_unref (event);
|
|
||||||
return TRUE;
|
return res;
|
||||||
}
|
}
|
||||||
|
|
||||||
static gboolean
|
static gboolean
|
||||||
|
@ -740,6 +699,7 @@ gst_dvdec_handle_src_event (GstPad * pad, GstEvent * event)
|
||||||
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
||||||
|
|
||||||
switch (GST_EVENT_TYPE (event)) {
|
switch (GST_EVENT_TYPE (event)) {
|
||||||
|
#if 0
|
||||||
case GST_EVENT_SEEK_SEGMENT:
|
case GST_EVENT_SEEK_SEGMENT:
|
||||||
{
|
{
|
||||||
gint64 position;
|
gint64 position;
|
||||||
|
@ -758,6 +718,7 @@ gst_dvdec_handle_src_event (GstPad * pad, GstEvent * event)
|
||||||
dvdec->end_position = position;
|
dvdec->end_position = position;
|
||||||
dvdec->loop = GST_EVENT_SEEK_TYPE (event) & GST_SEEK_FLAG_SEGMENT_LOOP;
|
dvdec->loop = GST_EVENT_SEEK_TYPE (event) & GST_SEEK_FLAG_SEGMENT_LOOP;
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
case GST_EVENT_SEEK:
|
case GST_EVENT_SEEK:
|
||||||
{
|
{
|
||||||
gint64 position;
|
gint64 position;
|
||||||
|
@ -765,28 +726,29 @@ gst_dvdec_handle_src_event (GstPad * pad, GstEvent * event)
|
||||||
|
|
||||||
/* first bring the format to time */
|
/* first bring the format to time */
|
||||||
format = GST_FORMAT_TIME;
|
format = GST_FORMAT_TIME;
|
||||||
if (!gst_pad_convert (pad,
|
if (!gst_pad_query_convert (pad,
|
||||||
GST_EVENT_SEEK_FORMAT (event),
|
GST_EVENT_SEEK_FORMAT (event),
|
||||||
GST_EVENT_SEEK_OFFSET (event), &format, &position)) {
|
GST_EVENT_SEEK_OFFSET (event), &format, &position)) {
|
||||||
/* could not convert seek format to time offset */
|
/* could not convert seek format to time offset */
|
||||||
res = FALSE;
|
res = FALSE;
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
dvdec->next_ts = position;
|
dvdec->timestamp = position;
|
||||||
/* then try to figure out the byteoffset for this time */
|
/* then try to figure out the byteoffset for this time */
|
||||||
format = GST_FORMAT_BYTES;
|
format = GST_FORMAT_BYTES;
|
||||||
if (!gst_pad_convert (dvdec->sinkpad, GST_FORMAT_TIME, position,
|
if (!gst_pad_query_convert (dvdec->sinkpad, GST_FORMAT_TIME, position,
|
||||||
&format, &position)) {
|
&format, &position)) {
|
||||||
/* could not convert seek format to byte offset */
|
/* could not convert seek format to byte offset */
|
||||||
res = FALSE;
|
res = FALSE;
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
/* seek to offset */
|
/* seek to offset */
|
||||||
|
#if 0
|
||||||
if (!gst_bytestream_seek (dvdec->bs, position, GST_SEEK_METHOD_SET)) {
|
if (!gst_bytestream_seek (dvdec->bs, position, GST_SEEK_METHOD_SET)) {
|
||||||
res = FALSE;
|
res = FALSE;
|
||||||
}
|
}
|
||||||
if (GST_EVENT_TYPE (event) != GST_EVENT_SEEK_SEGMENT)
|
#endif
|
||||||
dvdec->end_position = -1;
|
dvdec->end_position = -1;
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
default:
|
default:
|
||||||
|
@ -805,6 +767,7 @@ gst_dvdec_video_getcaps (GstPad * pad)
|
||||||
GstPadTemplate *src_pad_template;
|
GstPadTemplate *src_pad_template;
|
||||||
|
|
||||||
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
||||||
|
|
||||||
src_pad_template = gst_static_pad_template_get (&video_src_temp);
|
src_pad_template = gst_static_pad_template_get (&video_src_temp);
|
||||||
caps = gst_caps_copy (gst_pad_template_get_caps (src_pad_template));
|
caps = gst_caps_copy (gst_pad_template_get_caps (src_pad_template));
|
||||||
|
|
||||||
|
@ -840,281 +803,345 @@ gst_dvdec_video_getcaps (GstPad * pad)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
gst_object_unref (dvdec);
|
||||||
|
|
||||||
return caps;
|
return caps;
|
||||||
}
|
}
|
||||||
|
|
||||||
static GstPadLinkReturn
|
static gboolean
|
||||||
gst_dvdec_video_link (GstPad * pad, const GstCaps * caps)
|
gst_dvdec_video_setcaps (GstPad * pad, GstCaps * caps)
|
||||||
{
|
{
|
||||||
GstDVDec *dvdec;
|
GstDVDec *dvdec;
|
||||||
GstStructure *structure;
|
GstStructure *structure;
|
||||||
guint32 fourcc;
|
|
||||||
gint height;
|
gint height;
|
||||||
gdouble framerate;
|
gdouble framerate;
|
||||||
|
|
||||||
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
||||||
|
|
||||||
/* if we did not find a header yet, return delayed */
|
|
||||||
if (!dvdec->found_header) {
|
|
||||||
return GST_PAD_LINK_DELAYED;
|
|
||||||
}
|
|
||||||
|
|
||||||
structure = gst_caps_get_structure (caps, 0);
|
structure = gst_caps_get_structure (caps, 0);
|
||||||
|
|
||||||
if (!gst_structure_get_int (structure, "height", &height) ||
|
if (!gst_structure_get_int (structure, "height", &height) ||
|
||||||
!gst_structure_get_double (structure, "framerate", &framerate))
|
!gst_structure_get_double (structure, "framerate", &framerate))
|
||||||
return GST_PAD_LINK_REFUSED;
|
goto not_supported;
|
||||||
|
|
||||||
/* allow a margin of error for the framerate caused by float rounding errors */
|
/* allow a margin of error for the framerate caused by float rounding errors */
|
||||||
if ((height != dvdec->height) ||
|
if ((height != dvdec->height) ||
|
||||||
(fabs (framerate - (dvdec->framerate / dvdec->drop_factor)) > 0.00000001))
|
(fabs (framerate - (dvdec->framerate / dvdec->drop_factor)) > 0.00000001))
|
||||||
return GST_PAD_LINK_REFUSED;
|
goto not_supported;
|
||||||
|
|
||||||
if (strcmp (gst_structure_get_name (structure), "video/x-raw-rgb") == 0) {
|
if (strcmp (gst_structure_get_name (structure), "video/x-raw-rgb") == 0) {
|
||||||
gint bpp;
|
gint bpp;
|
||||||
|
|
||||||
|
GST_DEBUG ("got rgb format");
|
||||||
|
|
||||||
gst_structure_get_int (structure, "bpp", &bpp);
|
gst_structure_get_int (structure, "bpp", &bpp);
|
||||||
if (bpp == 24) {
|
if (bpp == 24) {
|
||||||
dvdec->space = e_dv_color_rgb;
|
dvdec->space = e_dv_color_rgb;
|
||||||
dvdec->bpp = 3;
|
dvdec->bpp = 3;
|
||||||
|
GST_DEBUG ("configured rgb24");
|
||||||
} else {
|
} else {
|
||||||
dvdec->space = e_dv_color_bgr0;
|
dvdec->space = e_dv_color_bgr0;
|
||||||
dvdec->bpp = 4;
|
dvdec->bpp = 4;
|
||||||
|
GST_DEBUG ("configured bgr32");
|
||||||
}
|
}
|
||||||
} else {
|
} else {
|
||||||
|
guint32 fourcc;
|
||||||
|
|
||||||
if (!gst_structure_get_fourcc (structure, "format", &fourcc))
|
if (!gst_structure_get_fourcc (structure, "format", &fourcc))
|
||||||
return GST_PAD_LINK_REFUSED;
|
goto not_supported;
|
||||||
|
|
||||||
|
if (fourcc != GST_STR_FOURCC ("YUY2"))
|
||||||
|
goto not_supported;
|
||||||
|
|
||||||
dvdec->space = e_dv_color_yuv;
|
dvdec->space = e_dv_color_yuv;
|
||||||
dvdec->bpp = 2;
|
dvdec->bpp = 2;
|
||||||
|
GST_DEBUG ("configured YUY2");
|
||||||
}
|
}
|
||||||
|
|
||||||
return GST_PAD_LINK_OK;
|
gst_object_unref (dvdec);
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
return TRUE;
|
||||||
gst_dvdec_push (GstDVDec * dvdec, GstBuffer * outbuf, GstPad * pad,
|
|
||||||
GstClockTime ts)
|
|
||||||
{
|
|
||||||
if ((dvdec->need_discont) || (dvdec->new_media)) {
|
|
||||||
GstEvent *discont;
|
|
||||||
|
|
||||||
discont = gst_event_new_discontinuous (FALSE, GST_FORMAT_TIME, ts, NULL);
|
not_supported:
|
||||||
GST_EVENT_DISCONT_NEW_MEDIA (discont) = dvdec->new_media;
|
{
|
||||||
|
GST_DEBUG ("unsupported format");
|
||||||
gst_pad_push (pad, GST_DATA (discont));
|
gst_object_unref (dvdec);
|
||||||
}
|
return FALSE;
|
||||||
|
|
||||||
gst_pad_push (pad, GST_DATA (outbuf));
|
|
||||||
|
|
||||||
if ((dvdec->end_position != -1) && (dvdec->next_ts >= dvdec->end_position)) {
|
|
||||||
if (dvdec->loop)
|
|
||||||
gst_pad_push (pad, GST_DATA (gst_event_new (GST_EVENT_SEGMENT_DONE)));
|
|
||||||
else
|
|
||||||
gst_pad_push (pad, GST_DATA (gst_event_new (GST_EVENT_EOS)));
|
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
static void
|
static GstFlowReturn
|
||||||
gst_dvdec_loop (GstElement * element)
|
gst_dvdec_decode_audio (GstDVDec * dvdec, const guint8 * data)
|
||||||
{
|
{
|
||||||
GstDVDec *dvdec;
|
gint num_samples;
|
||||||
GstBuffer *buf, *outbuf;
|
gint frequency, channels;
|
||||||
guint8 *inframe;
|
|
||||||
|
frequency = dv_get_frequency (dvdec->decoder);
|
||||||
|
channels = dv_get_num_channels (dvdec->decoder);
|
||||||
|
|
||||||
|
/* check if format changed */
|
||||||
|
if ((frequency != dvdec->frequency) || (channels != dvdec->channels)) {
|
||||||
|
GstCaps *caps;
|
||||||
|
|
||||||
|
dvdec->frequency = frequency;
|
||||||
|
dvdec->channels = channels;
|
||||||
|
|
||||||
|
/* and set new caps */
|
||||||
|
caps = gst_caps_new_simple ("audio/x-raw-int",
|
||||||
|
"rate", G_TYPE_INT, frequency,
|
||||||
|
"depth", G_TYPE_INT, 16,
|
||||||
|
"width", G_TYPE_INT, 16,
|
||||||
|
"signed", G_TYPE_BOOLEAN, TRUE,
|
||||||
|
"channels", G_TYPE_INT, channels,
|
||||||
|
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN, NULL);
|
||||||
|
gst_pad_set_caps (dvdec->audiosrcpad, caps);
|
||||||
|
gst_caps_unref (caps);
|
||||||
|
}
|
||||||
|
|
||||||
|
dv_decode_full_audio (dvdec->decoder, data, dvdec->audio_buffers);
|
||||||
|
|
||||||
|
if ((num_samples = dv_get_num_samples (dvdec->decoder)) > 0) {
|
||||||
|
gint16 *a_ptr;
|
||||||
|
gint i, j;
|
||||||
|
GstBuffer *outbuf;
|
||||||
|
|
||||||
|
outbuf = gst_buffer_new_and_alloc (num_samples *
|
||||||
|
sizeof (gint16) * dvdec->channels);
|
||||||
|
|
||||||
|
a_ptr = (gint16 *) GST_BUFFER_DATA (outbuf);
|
||||||
|
|
||||||
|
for (i = 0; i < num_samples; i++) {
|
||||||
|
for (j = 0; j < dvdec->channels; j++) {
|
||||||
|
*(a_ptr++) = dvdec->audio_buffers[j][i];
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
GST_BUFFER_TIMESTAMP (outbuf) = dvdec->timestamp;
|
||||||
|
GST_BUFFER_DURATION (outbuf) = dvdec->duration;
|
||||||
|
GST_BUFFER_OFFSET (outbuf) = dvdec->audio_offset;
|
||||||
|
dvdec->audio_offset += num_samples;
|
||||||
|
GST_BUFFER_OFFSET_END (outbuf) = dvdec->audio_offset;
|
||||||
|
|
||||||
|
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (dvdec->audiosrcpad));
|
||||||
|
|
||||||
|
gst_pad_push (dvdec->audiosrcpad, outbuf);
|
||||||
|
}
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
static GstFlowReturn
|
||||||
|
gst_dvdec_decode_video (GstDVDec * dvdec, const guint8 * data)
|
||||||
|
{
|
||||||
|
guint8 *outframe;
|
||||||
|
guint8 *outframe_ptrs[3];
|
||||||
|
gint outframe_pitches[3];
|
||||||
|
gdouble framerate;
|
||||||
gint height;
|
gint height;
|
||||||
guint32 length, got_bytes;
|
|
||||||
GstClockTime ts, duration;
|
|
||||||
gdouble fps;
|
|
||||||
gboolean wide;
|
gboolean wide;
|
||||||
|
GstBuffer *outbuf;
|
||||||
|
|
||||||
dvdec = GST_DVDEC (element);
|
/* get params */
|
||||||
|
framerate = (dvdec->PAL ? PAL_FRAMERATE : NTSC_FRAMERATE);
|
||||||
/*
|
|
||||||
* Apparently dv_parse_header can read from the body of the frame
|
|
||||||
* too, so it needs more than header_size bytes. Wacky!
|
|
||||||
*/
|
|
||||||
if (dvdec->found_header)
|
|
||||||
length = (dvdec->PAL ? PAL_BUFFER : NTSC_BUFFER);
|
|
||||||
else
|
|
||||||
length = NTSC_BUFFER;
|
|
||||||
|
|
||||||
/* first read enough bytes to parse the header */
|
|
||||||
got_bytes = gst_bytestream_peek_bytes (dvdec->bs, &inframe, length);
|
|
||||||
if (got_bytes < length) {
|
|
||||||
gst_dvdec_handle_sink_event (dvdec);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
if (dv_parse_header (dvdec->decoder, inframe) < 0) {
|
|
||||||
GST_ELEMENT_ERROR (dvdec, STREAM, DECODE, (NULL), (NULL));
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
/* after parsing the header we know the length of the data */
|
|
||||||
dvdec->PAL = dv_system_50_fields (dvdec->decoder);
|
|
||||||
dvdec->found_header = TRUE;
|
|
||||||
|
|
||||||
fps = (dvdec->PAL ? PAL_FRAMERATE : NTSC_FRAMERATE);
|
|
||||||
height = (dvdec->PAL ? PAL_HEIGHT : NTSC_HEIGHT);
|
height = (dvdec->PAL ? PAL_HEIGHT : NTSC_HEIGHT);
|
||||||
length = (dvdec->PAL ? PAL_BUFFER : NTSC_BUFFER);
|
|
||||||
wide = dv_format_wide (dvdec->decoder);
|
wide = dv_format_wide (dvdec->decoder);
|
||||||
|
|
||||||
if (length != dvdec->length) {
|
/* see if anything changed */
|
||||||
dvdec->length = length;
|
if ((dvdec->framerate != framerate) || (dvdec->height != height)
|
||||||
gst_bytestream_size_hint (dvdec->bs, length);
|
|| dvdec->wide != wide) {
|
||||||
}
|
GstCaps *caps;
|
||||||
|
gint par_x, par_y;
|
||||||
|
|
||||||
/* then read the read data */
|
dvdec->framerate = framerate;
|
||||||
got_bytes = gst_bytestream_read (dvdec->bs, &buf, length);
|
|
||||||
if (got_bytes < length) {
|
|
||||||
gst_dvdec_handle_sink_event (dvdec);
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
ts = dvdec->next_ts;
|
|
||||||
dvdec->next_ts += GST_SECOND / fps;
|
|
||||||
duration = dvdec->next_ts - ts;
|
|
||||||
|
|
||||||
dv_parse_packs (dvdec->decoder, GST_BUFFER_DATA (buf));
|
|
||||||
if (dv_is_new_recording (dvdec->decoder, GST_BUFFER_DATA (buf)))
|
|
||||||
dvdec->new_media = TRUE;
|
|
||||||
if (GST_PAD_IS_LINKED (dvdec->audiosrcpad)) {
|
|
||||||
gint num_samples;
|
|
||||||
|
|
||||||
dv_decode_full_audio (dvdec->decoder, GST_BUFFER_DATA (buf),
|
|
||||||
dvdec->audio_buffers);
|
|
||||||
|
|
||||||
if ((dv_get_frequency (dvdec->decoder) != dvdec->frequency) ||
|
|
||||||
(dv_get_num_channels (dvdec->decoder) != dvdec->channels)) {
|
|
||||||
if (!gst_pad_set_explicit_caps (dvdec->audiosrcpad,
|
|
||||||
gst_caps_new_simple ("audio/x-raw-int",
|
|
||||||
"rate", G_TYPE_INT, dv_get_frequency (dvdec->decoder),
|
|
||||||
"depth", G_TYPE_INT, 16,
|
|
||||||
"width", G_TYPE_INT, 16,
|
|
||||||
"signed", G_TYPE_BOOLEAN, TRUE,
|
|
||||||
"channels", G_TYPE_INT, dv_get_num_channels (dvdec->decoder),
|
|
||||||
"endianness", G_TYPE_INT, G_LITTLE_ENDIAN, NULL))) {
|
|
||||||
gst_buffer_unref (buf);
|
|
||||||
GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL),
|
|
||||||
("Failed to negotiate audio parameters for the DV audio stream"));
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
|
|
||||||
dvdec->frequency = dv_get_frequency (dvdec->decoder);
|
|
||||||
dvdec->channels = dv_get_num_channels (dvdec->decoder);
|
|
||||||
}
|
|
||||||
|
|
||||||
num_samples = dv_get_num_samples (dvdec->decoder);
|
|
||||||
|
|
||||||
if (num_samples) {
|
|
||||||
gint16 *a_ptr;
|
|
||||||
gint i, j;
|
|
||||||
|
|
||||||
outbuf = gst_buffer_new ();
|
|
||||||
GST_BUFFER_SIZE (outbuf) = dv_get_num_samples (dvdec->decoder) *
|
|
||||||
sizeof (gint16) * dv_get_num_channels (dvdec->decoder);
|
|
||||||
GST_BUFFER_DATA (outbuf) = g_malloc (GST_BUFFER_SIZE (outbuf));
|
|
||||||
|
|
||||||
a_ptr = (gint16 *) GST_BUFFER_DATA (outbuf);
|
|
||||||
|
|
||||||
for (i = 0; i < num_samples; i++) {
|
|
||||||
for (j = 0; j < dv_get_num_channels (dvdec->decoder); j++) {
|
|
||||||
*(a_ptr++) = dvdec->audio_buffers[j][i];
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
GST_BUFFER_TIMESTAMP (outbuf) = ts;
|
|
||||||
GST_BUFFER_DURATION (outbuf) = duration;
|
|
||||||
GST_BUFFER_OFFSET (outbuf) = dvdec->audio_offset;
|
|
||||||
dvdec->audio_offset += num_samples;
|
|
||||||
GST_BUFFER_OFFSET_END (outbuf) = dvdec->audio_offset;
|
|
||||||
|
|
||||||
gst_dvdec_push (dvdec, outbuf, dvdec->audiosrcpad, ts);
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
dvdec->frequency = dv_get_frequency (dvdec->decoder);
|
|
||||||
dvdec->channels = dv_get_num_channels (dvdec->decoder);
|
|
||||||
}
|
|
||||||
|
|
||||||
if (GST_PAD_IS_LINKED (dvdec->videosrcpad)) {
|
|
||||||
guint8 *outframe;
|
|
||||||
guint8 *outframe_ptrs[3];
|
|
||||||
gint outframe_pitches[3];
|
|
||||||
|
|
||||||
dvdec->framecount++;
|
|
||||||
if (dvdec->framecount < dvdec->drop_factor) {
|
|
||||||
/* don't decode */
|
|
||||||
goto end;
|
|
||||||
}
|
|
||||||
dvdec->framecount = 0;
|
|
||||||
|
|
||||||
if ((dvdec->framerate != fps) || (dvdec->height != height)
|
|
||||||
|| dvdec->wide != wide) {
|
|
||||||
dvdec->height = height;
|
|
||||||
dvdec->framerate = fps;
|
|
||||||
dvdec->wide = wide;
|
|
||||||
|
|
||||||
if (GST_PAD_LINK_FAILED (gst_pad_renegotiate (dvdec->videosrcpad))) {
|
|
||||||
GST_ELEMENT_ERROR (dvdec, CORE, NEGOTIATION, (NULL), (NULL));
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
outbuf = gst_buffer_new_and_alloc ((720 * height) * dvdec->bpp);
|
|
||||||
|
|
||||||
outframe = GST_BUFFER_DATA (outbuf);
|
|
||||||
|
|
||||||
outframe_ptrs[0] = outframe;
|
|
||||||
outframe_pitches[0] = 720 * dvdec->bpp;
|
|
||||||
|
|
||||||
/* the rest only matters for YUY2 */
|
|
||||||
if (dvdec->bpp < 3) {
|
|
||||||
outframe_ptrs[1] = outframe_ptrs[0] + 720 * height;
|
|
||||||
outframe_ptrs[2] = outframe_ptrs[1] + 360 * height;
|
|
||||||
|
|
||||||
outframe_pitches[1] = height / 2;
|
|
||||||
outframe_pitches[2] = outframe_pitches[1];
|
|
||||||
}
|
|
||||||
|
|
||||||
dv_decode_full_frame (dvdec->decoder, GST_BUFFER_DATA (buf),
|
|
||||||
dvdec->space, outframe_ptrs, outframe_pitches);
|
|
||||||
|
|
||||||
GST_BUFFER_TIMESTAMP (outbuf) = ts;
|
|
||||||
GST_BUFFER_DURATION (outbuf) = duration * dvdec->drop_factor;
|
|
||||||
|
|
||||||
gst_dvdec_push (dvdec, outbuf, dvdec->videosrcpad, ts);
|
|
||||||
} else {
|
|
||||||
dvdec->height = height;
|
dvdec->height = height;
|
||||||
dvdec->framerate = fps;
|
|
||||||
dvdec->wide = wide;
|
dvdec->wide = wide;
|
||||||
|
|
||||||
|
if (dvdec->PAL) {
|
||||||
|
if (wide) {
|
||||||
|
par_x = PAL_WIDE_PAR_X;
|
||||||
|
par_y = PAL_WIDE_PAR_Y;
|
||||||
|
} else {
|
||||||
|
par_x = PAL_NORMAL_PAR_X;
|
||||||
|
par_y = PAL_NORMAL_PAR_Y;
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
if (wide) {
|
||||||
|
par_x = NTSC_WIDE_PAR_X;
|
||||||
|
par_y = NTSC_WIDE_PAR_Y;
|
||||||
|
} else {
|
||||||
|
par_x = NTSC_NORMAL_PAR_X;
|
||||||
|
par_y = NTSC_NORMAL_PAR_Y;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/* and set new caps, this will be used as suggestion in alloc
|
||||||
|
* function. */
|
||||||
|
caps = gst_caps_new_simple ("video/x-raw-yuv",
|
||||||
|
"format", GST_TYPE_FOURCC, GST_STR_FOURCC ("YUY2"),
|
||||||
|
"width", G_TYPE_INT, 720,
|
||||||
|
"height", G_TYPE_INT, height,
|
||||||
|
"framerate", G_TYPE_DOUBLE, framerate,
|
||||||
|
"pixel-aspect-ratio", GST_TYPE_FRACTION, par_x, par_y, NULL);
|
||||||
|
gst_pad_set_caps (dvdec->videosrcpad, caps);
|
||||||
|
gst_caps_unref (caps);
|
||||||
}
|
}
|
||||||
|
|
||||||
end:
|
|
||||||
if ((dvdec->end_position != -1) &&
|
/* check if we can skip this frame */
|
||||||
(dvdec->next_ts >= dvdec->end_position) && !dvdec->loop) {
|
dvdec->framecount++;
|
||||||
gst_element_set_eos (GST_ELEMENT (dvdec));
|
if (dvdec->framecount < dvdec->drop_factor)
|
||||||
|
goto skip;
|
||||||
|
dvdec->framecount = 0;
|
||||||
|
|
||||||
|
if ((gst_pad_alloc_buffer (dvdec->videosrcpad, 0, (720 * height) * dvdec->bpp,
|
||||||
|
GST_PAD_CAPS (dvdec->videosrcpad), &outbuf)) != GST_FLOW_OK)
|
||||||
|
goto no_buffer;
|
||||||
|
|
||||||
|
outframe = GST_BUFFER_DATA (outbuf);
|
||||||
|
|
||||||
|
outframe_ptrs[0] = outframe;
|
||||||
|
outframe_pitches[0] = 720 * dvdec->bpp;
|
||||||
|
|
||||||
|
/* the rest only matters for YUY2 */
|
||||||
|
if (dvdec->bpp < 3) {
|
||||||
|
outframe_ptrs[1] = outframe_ptrs[0] + 720 * height;
|
||||||
|
outframe_ptrs[2] = outframe_ptrs[1] + 360 * height;
|
||||||
|
|
||||||
|
outframe_pitches[1] = height / 2;
|
||||||
|
outframe_pitches[2] = outframe_pitches[1];
|
||||||
}
|
}
|
||||||
|
|
||||||
dvdec->need_discont = FALSE;
|
dv_decode_full_frame (dvdec->decoder, data,
|
||||||
dvdec->new_media = FALSE;
|
dvdec->space, outframe_ptrs, outframe_pitches);
|
||||||
|
|
||||||
gst_buffer_unref (buf);
|
GST_BUFFER_TIMESTAMP (outbuf) = dvdec->timestamp;
|
||||||
|
GST_BUFFER_OFFSET (outbuf) = dvdec->video_offset;
|
||||||
|
GST_BUFFER_OFFSET_END (outbuf) = dvdec->video_offset + 1;
|
||||||
|
GST_BUFFER_DURATION (outbuf) = dvdec->duration * dvdec->drop_factor;
|
||||||
|
|
||||||
|
gst_pad_push (dvdec->videosrcpad, outbuf);
|
||||||
|
|
||||||
|
skip:
|
||||||
|
dvdec->video_offset++;
|
||||||
|
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
|
||||||
|
/* ERRORS */
|
||||||
|
no_buffer:
|
||||||
|
{
|
||||||
|
return GST_FLOW_WRONG_STATE;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static GstFlowReturn
|
||||||
|
gst_dvdec_decode_frame (GstDVDec * dvdec, const guint8 * data)
|
||||||
|
{
|
||||||
|
GstClockTime next_ts;
|
||||||
|
|
||||||
|
next_ts = dvdec->timestamp + GST_SECOND / dvdec->framerate;
|
||||||
|
dvdec->duration = next_ts - dvdec->timestamp;
|
||||||
|
|
||||||
|
dv_parse_packs (dvdec->decoder, data);
|
||||||
|
if (dv_is_new_recording (dvdec->decoder, data))
|
||||||
|
dvdec->new_media = TRUE;
|
||||||
|
|
||||||
|
gst_dvdec_decode_audio (dvdec, data);
|
||||||
|
gst_dvdec_decode_video (dvdec, data);
|
||||||
|
|
||||||
|
dvdec->timestamp = next_ts;
|
||||||
|
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
}
|
||||||
|
|
||||||
|
/* streaming operation:
|
||||||
|
*
|
||||||
|
* accumulate data until we have a frame, then decode.
|
||||||
|
*/
|
||||||
|
static GstFlowReturn
|
||||||
|
gst_dvdec_chain (GstPad * pad, GstBuffer * buffer)
|
||||||
|
{
|
||||||
|
GstDVDec *dvdec;
|
||||||
|
|
||||||
|
dvdec = GST_DVDEC (gst_pad_get_parent (pad));
|
||||||
|
|
||||||
|
gst_adapter_push (dvdec->adapter, buffer);
|
||||||
|
|
||||||
|
/* Apparently dv_parse_header can read from the body of the frame
|
||||||
|
* too, so it needs more than header_size bytes. Wacky!
|
||||||
|
*/
|
||||||
|
if (dvdec->frame_len == -1) {
|
||||||
|
/* if we don't know the length of a frame, we assume it is
|
||||||
|
* the NTSC_BUFFER length, as this is enough to figure out
|
||||||
|
* if this is PAL or NTSC */
|
||||||
|
dvdec->frame_len = NTSC_BUFFER;
|
||||||
|
}
|
||||||
|
|
||||||
|
while (gst_adapter_available (dvdec->adapter) >= dvdec->frame_len) {
|
||||||
|
const guint8 *data;
|
||||||
|
gint length;
|
||||||
|
|
||||||
|
/* get the accumulated bytes */
|
||||||
|
data = gst_adapter_peek (dvdec->adapter, dvdec->frame_len);
|
||||||
|
|
||||||
|
/* parse header to know the length and other params */
|
||||||
|
if (dv_parse_header (dvdec->decoder, data) < 0)
|
||||||
|
goto parse_header_error;
|
||||||
|
|
||||||
|
dvdec->found_header = TRUE;
|
||||||
|
|
||||||
|
/* after parsing the header we know the length of the data */
|
||||||
|
dvdec->PAL = dv_system_50_fields (dvdec->decoder);
|
||||||
|
dvdec->frame_len = (dvdec->PAL ? PAL_BUFFER : NTSC_BUFFER);
|
||||||
|
|
||||||
|
length = dvdec->frame_len;
|
||||||
|
|
||||||
|
/* if we still have enough for a frame, start decoding */
|
||||||
|
if (gst_adapter_available (dvdec->adapter) >= length) {
|
||||||
|
|
||||||
|
data = gst_adapter_peek (dvdec->adapter, length);
|
||||||
|
|
||||||
|
/* and decode the data */
|
||||||
|
gst_dvdec_decode_frame (dvdec, data);
|
||||||
|
|
||||||
|
gst_adapter_flush (dvdec->adapter, length);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_object_unref (dvdec);
|
||||||
|
|
||||||
|
return GST_FLOW_OK;
|
||||||
|
|
||||||
|
/* ERRORS */
|
||||||
|
parse_header_error:
|
||||||
|
{
|
||||||
|
GST_ELEMENT_ERROR (dvdec, STREAM, DECODE,
|
||||||
|
("Error parsing DV header"), ("Error parsing DV header"));
|
||||||
|
gst_object_unref (dvdec);
|
||||||
|
|
||||||
|
return GST_FLOW_ERROR;
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
static GstElementStateReturn
|
static GstElementStateReturn
|
||||||
gst_dvdec_change_state (GstElement * element)
|
gst_dvdec_change_state (GstElement * element)
|
||||||
{
|
{
|
||||||
GstDVDec *dvdec = GST_DVDEC (element);
|
GstDVDec *dvdec = GST_DVDEC (element);
|
||||||
|
GstElementStateReturn ret;
|
||||||
|
gint transition;
|
||||||
|
|
||||||
switch (GST_STATE_TRANSITION (element)) {
|
transition = GST_STATE_TRANSITION (element);
|
||||||
|
|
||||||
|
switch (transition) {
|
||||||
case GST_STATE_NULL_TO_READY:
|
case GST_STATE_NULL_TO_READY:
|
||||||
break;
|
break;
|
||||||
case GST_STATE_READY_TO_PAUSED:
|
case GST_STATE_READY_TO_PAUSED:
|
||||||
dvdec->bs = gst_bytestream_new (dvdec->sinkpad);
|
|
||||||
dvdec->decoder =
|
dvdec->decoder =
|
||||||
dv_decoder_new (0, dvdec->clamp_luma, dvdec->clamp_chroma);
|
dv_decoder_new (0, dvdec->clamp_luma, dvdec->clamp_chroma);
|
||||||
dvdec->decoder->quality = qualities[dvdec->quality];
|
dvdec->decoder->quality = qualities[dvdec->quality];
|
||||||
dvdec->audio_offset = 0;
|
dvdec->audio_offset = 0;
|
||||||
|
dvdec->video_offset = 0;
|
||||||
dvdec->framecount = 0;
|
dvdec->framecount = 0;
|
||||||
|
dvdec->found_header = FALSE;
|
||||||
|
dvdec->frame_len = -1;
|
||||||
/*
|
/*
|
||||||
* Enable this function call when libdv2 0.100 or higher is more
|
* Enable this function call when libdv2 0.100 or higher is more
|
||||||
* common
|
* common
|
||||||
|
@ -1123,35 +1150,34 @@ gst_dvdec_change_state (GstElement * element)
|
||||||
break;
|
break;
|
||||||
case GST_STATE_PAUSED_TO_PLAYING:
|
case GST_STATE_PAUSED_TO_PLAYING:
|
||||||
break;
|
break;
|
||||||
|
default:
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = parent_class->change_state (element);
|
||||||
|
|
||||||
|
switch (transition) {
|
||||||
case GST_STATE_PLAYING_TO_PAUSED:
|
case GST_STATE_PLAYING_TO_PAUSED:
|
||||||
break;
|
break;
|
||||||
case GST_STATE_PAUSED_TO_READY:
|
case GST_STATE_PAUSED_TO_READY:
|
||||||
|
gst_adapter_clear (dvdec->adapter);
|
||||||
dv_decoder_free (dvdec->decoder);
|
dv_decoder_free (dvdec->decoder);
|
||||||
dvdec->decoder = NULL;
|
dvdec->decoder = NULL;
|
||||||
dvdec->found_header = FALSE;
|
|
||||||
gst_bytestream_destroy (dvdec->bs);
|
|
||||||
dvdec->bs = NULL;
|
|
||||||
break;
|
break;
|
||||||
case GST_STATE_READY_TO_NULL:
|
case GST_STATE_READY_TO_NULL:
|
||||||
break;
|
break;
|
||||||
default:
|
default:
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
return ret;
|
||||||
return parent_class->change_state (element);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
/* Arguments are part of the Gtk+ object system, and these functions
|
|
||||||
* enable the element to respond to various arguments.
|
|
||||||
*/
|
|
||||||
static void
|
static void
|
||||||
gst_dvdec_set_property (GObject * object, guint prop_id, const GValue * value,
|
gst_dvdec_set_property (GObject * object, guint prop_id, const GValue * value,
|
||||||
GParamSpec * pspec)
|
GParamSpec * pspec)
|
||||||
{
|
{
|
||||||
GstDVDec *dvdec;
|
GstDVDec *dvdec;
|
||||||
|
|
||||||
g_return_if_fail (GST_IS_DVDEC (object));
|
|
||||||
|
|
||||||
/* Get a pointer of the right type. */
|
/* Get a pointer of the right type. */
|
||||||
dvdec = GST_DVDEC (object);
|
dvdec = GST_DVDEC (object);
|
||||||
|
|
||||||
|
@ -1184,7 +1210,6 @@ gst_dvdec_get_property (GObject * object, guint prop_id, GValue * value,
|
||||||
{
|
{
|
||||||
GstDVDec *dvdec;
|
GstDVDec *dvdec;
|
||||||
|
|
||||||
g_return_if_fail (GST_IS_DVDEC (object));
|
|
||||||
dvdec = GST_DVDEC (object);
|
dvdec = GST_DVDEC (object);
|
||||||
|
|
||||||
switch (prop_id) {
|
switch (prop_id) {
|
||||||
|
@ -1212,9 +1237,6 @@ gst_dvdec_get_property (GObject * object, guint prop_id, GValue * value,
|
||||||
static gboolean
|
static gboolean
|
||||||
plugin_init (GstPlugin * plugin)
|
plugin_init (GstPlugin * plugin)
|
||||||
{
|
{
|
||||||
if (!gst_library_load ("gstbytestream"))
|
|
||||||
return FALSE;
|
|
||||||
|
|
||||||
if (!gst_element_register (plugin, "dvdec", GST_RANK_PRIMARY,
|
if (!gst_element_register (plugin, "dvdec", GST_RANK_PRIMARY,
|
||||||
gst_dvdec_get_type ()))
|
gst_dvdec_get_type ()))
|
||||||
return FALSE;
|
return FALSE;
|
||||||
|
|
|
@ -23,14 +23,10 @@
|
||||||
|
|
||||||
#include <gst/gst.h>
|
#include <gst/gst.h>
|
||||||
|
|
||||||
#ifdef __cplusplus
|
G_BEGIN_DECLS
|
||||||
extern "C" {
|
|
||||||
#endif /* __cplusplus */
|
|
||||||
|
|
||||||
|
|
||||||
#include <libdv/dv.h>
|
#include <libdv/dv.h>
|
||||||
#include <gst/bytestream/bytestream.h>
|
#include <gst/base/gstadapter.h>
|
||||||
|
|
||||||
|
|
||||||
/* This is the definition of the element's object structure. */
|
/* This is the definition of the element's object structure. */
|
||||||
typedef struct _GstDVDec GstDVDec;
|
typedef struct _GstDVDec GstDVDec;
|
||||||
|
@ -44,36 +40,48 @@ struct _GstDVDec {
|
||||||
GstElement element;
|
GstElement element;
|
||||||
|
|
||||||
/* We need to keep track of our pads, so we do so here. */
|
/* We need to keep track of our pads, so we do so here. */
|
||||||
GstPad *sinkpad,
|
GstPad *sinkpad;
|
||||||
*videosrcpad,
|
GstPad *videosrcpad;
|
||||||
*audiosrcpad;
|
GstPad *audiosrcpad;
|
||||||
|
|
||||||
dv_decoder_t *decoder;
|
dv_decoder_t *decoder;
|
||||||
gboolean clamp_luma;
|
gboolean clamp_luma;
|
||||||
gboolean clamp_chroma;
|
gboolean clamp_chroma;
|
||||||
gint quality;
|
gint quality;
|
||||||
|
|
||||||
GstByteStream *bs;
|
GstAdapter *adapter;
|
||||||
dv_color_space_t space;
|
gint frame_len;
|
||||||
gint bpp;
|
|
||||||
gboolean PAL;
|
/* PAL or NTSC flag */
|
||||||
|
gboolean PAL;
|
||||||
|
/* video params */
|
||||||
gdouble framerate;
|
gdouble framerate;
|
||||||
gint height;
|
gint height;
|
||||||
|
gboolean wide;
|
||||||
|
/* audio params */
|
||||||
gint frequency;
|
gint frequency;
|
||||||
gint channels;
|
gint channels;
|
||||||
gboolean wide;
|
|
||||||
|
/* negotiated output */
|
||||||
|
dv_color_space_t space;
|
||||||
|
gint bpp;
|
||||||
|
|
||||||
gint length;
|
gint length;
|
||||||
gint framecount;
|
|
||||||
gint drop_factor;
|
gint drop_factor;
|
||||||
guint64 next_ts;
|
gint framecount;
|
||||||
|
|
||||||
|
guint64 timestamp;
|
||||||
|
guint64 duration;
|
||||||
|
|
||||||
guint64 audio_offset;
|
guint64 audio_offset;
|
||||||
|
guint64 video_offset;
|
||||||
|
|
||||||
guint64 end_position;
|
guint64 end_position;
|
||||||
gboolean need_discont;
|
gboolean need_discont;
|
||||||
gboolean new_media;
|
gboolean new_media;
|
||||||
gboolean loop;
|
gboolean loop;
|
||||||
|
|
||||||
gboolean found_header;
|
gboolean found_header;
|
||||||
|
|
||||||
gint16 *audio_buffers[4];
|
gint16 *audio_buffers[4];
|
||||||
};
|
};
|
||||||
|
@ -114,10 +122,6 @@ struct _GstDVDecClass {
|
||||||
*/
|
*/
|
||||||
GType gst_dvdec_get_type(void);
|
GType gst_dvdec_get_type(void);
|
||||||
|
|
||||||
|
G_END_DECLS
|
||||||
#ifdef __cplusplus
|
|
||||||
}
|
|
||||||
#endif /* __cplusplus */
|
|
||||||
|
|
||||||
|
|
||||||
#endif /* __GST_DVDEC_H__ */
|
#endif /* __GST_DVDEC_H__ */
|
||||||
|
|
|
@ -137,7 +137,7 @@ gst_esdsink_class_init (GstEsdSinkClass * klass)
|
||||||
gstbaseaudiosink_class = (GstBaseAudioSinkClass *) klass;
|
gstbaseaudiosink_class = (GstBaseAudioSinkClass *) klass;
|
||||||
gstaudiosink_class = (GstAudioSinkClass *) klass;
|
gstaudiosink_class = (GstAudioSinkClass *) klass;
|
||||||
|
|
||||||
parent_class = g_type_class_ref (GST_TYPE_BASEAUDIOSINK);
|
parent_class = g_type_class_ref (GST_TYPE_AUDIOSINK);
|
||||||
|
|
||||||
gobject_class->dispose = gst_esdsink_dispose;
|
gobject_class->dispose = gst_esdsink_dispose;
|
||||||
|
|
||||||
|
|
Loading…
Reference in a new issue