From 0f4381d9a2835d65de758306def86f41499ff362 Mon Sep 17 00:00:00 2001 From: Andy Wingo Date: Thu, 25 Aug 2005 09:30:24 +0000 Subject: [PATCH] ext/ladspa/gstladspa.*: Halfway-ported. Doesn't compile yet. Original commit message from CVS: 2005-08-25 Andy Wingo * ext/ladspa/gstladspa.h: * ext/ladspa/gstladspa.c: Halfway-ported. Doesn't compile yet. * ext/ladspa/gstsignalprocessor.h: * ext/ladspa/gstsignalprocessor.c: New files, the start of a base class for DSP elements. * configure.ac: Sort the external libs checks, add a ladspa check, output the ladspa makefile. --- ChangeLog | 12 +++++ configure.ac | 115 +++++++++++++++++++++-------------------- ext/Makefile.am | 19 +++---- ext/ladspa/Makefile.am | 8 +-- ext/ladspa/gstladspa.c | 136 ++++++++++++++++++++++++++++++------------------- ext/ladspa/gstladspa.h | 33 ++++-------- 6 files changed, 180 insertions(+), 143 deletions(-) diff --git a/ChangeLog b/ChangeLog index 46b8b14..8a5e2d1 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,15 @@ +2005-08-25 Andy Wingo + + * ext/ladspa/gstladspa.h: + * ext/ladspa/gstladspa.c: Halfway-ported. Doesn't compile yet. + + * ext/ladspa/gstsignalprocessor.h: + * ext/ladspa/gstsignalprocessor.c: New files, the start of a base + class for DSP elements. + + * configure.ac: Sort the external libs checks, add a ladspa check, + output the ladspa makefile. + 2005-08-25 Owen Fraser-Green * gst/realmedia/rmdemux.c (gst_rmdemux_loop, gst_rmdemux_chain): diff --git a/configure.ac b/configure.ac index ef59567..c802301 100644 --- a/configure.ac +++ b/configure.ac @@ -379,6 +379,19 @@ GST_CHECK_FEATURE(AMRNB, [AMR-NB], amrnbdec amrnbenc, [ AC_SUBST(AMRNB_LIBS)) ]) +dnl **** ESound **** +translit(dnm, m, l) AM_CONDITIONAL(USE_ESD, true) +GST_CHECK_FEATURE(ESD, [esound plug-ins], esdsink, [ + PKG_CHECK_MODULES(ESD, esound >= 0.2.12, [ + HAVE_ESD="yes" + AC_SUBST(ESD_CFLAGS) + AC_SUBST(ESD_LIBS) + ], [ + AM_PATH_ESD(0.2.12, HAVE_ESD="yes", HAVE_ESD="no") + AS_SCRUB_INCLUDE(ESD_CFLAGS) + ]) +]) + dnl **** Free AAC Decoder (FAAD) **** translit(dnm, m, l) AM_CONDITIONAL(USE_FAAD, true) GST_CHECK_FEATURE(FAAD, [AAC decoder plug-in], faad, [ @@ -426,6 +439,33 @@ GST_CHECK_FEATURE(FLAC, [FLAC lossless audio], flacenc flacdec, [ AC_SUBST(FLAC_LIBS) ]) +dnl *** jpeg *** +dnl FIXME: we could use header checks here as well IMO +translit(dnm, m, l) AM_CONDITIONAL(USE_JPEG, true) +GST_CHECK_FEATURE(JPEG, [jpeg], jpegenc jpegdec, [ + AC_ARG_WITH(jpeg-mmx, + [ --with-jpeg-mmx, path to MMX'ified JPEG library]) + OLD_LIBS="$LIBS" + if test x$with_jpeg_mmx != x; then + LIBS="$LIBS -L$with_jpeg_mmx" + fi + AC_CHECK_LIB(jpeg-mmx, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no") + JPEG_LIBS="$LIBS -ljpeg-mmx" + LIBS="$OLD_LIBS" + if test x$HAVE_JPEG != xyes; then + AC_CHECK_LIB(jpeg, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no") + JPEG_LIBS="-ljpeg" + fi + AC_SUBST(JPEG_LIBS) +]) + + +dnl *** ladspa *** +translit(dnm, m, l) AM_CONDITIONAL(USE_LADSPA, true) +GST_CHECK_FEATURE(LADSPA, [ladspa], ladspa, [ + AC_CHECK_HEADER(ladspa.h, HAVE_LADSPA="yes", HAVE_LADSPA="no") +]) + dnl *** lame *** translit(dnm, m, l) AM_CONDITIONAL(USE_LAME, true) GST_CHECK_FEATURE(LAME, [lame mp3 encoder library], lame, [ @@ -467,47 +507,14 @@ GST_CHECK_FEATURE(LIBDV, [libdv DV/video decoder], dvdec, [ AC_SUBST(LIBDV_LIBS) ]) -dnl *** shout2 *** -translit(dnm, m, l) AM_CONDITIONAL(USE_SHOUT2, true) -GST_CHECK_FEATURE(SHOUT2, [shout2 plug-in], shout2send, [ - PKG_CHECK_MODULES(SHOUT2, shout >= 2.0, [ - HAVE_SHOUT2="yes" - AC_SUBST(SHOUT2_CFLAGS) - AC_SUBST(SHOUT2_LIBS) - ], [ - AM_PATH_SHOUT2(HAVE_SHOUT2="yes", HAVE_SHOUT2="no") - AC_SUBST(SHOUT2_CFLAGS) - AC_SUBST(SHOUT2_LIBS) - ]) -]) - -dnl *** sidplay : works with libsidplay 1.36.x (not 2.x.x) *** -translit(dnm, m, l) AM_CONDITIONAL(USE_SIDPLAY, true) -GST_CHECK_FEATURE(SIDPLAY, [sidplay plug-in], sidplay, [ - GST_PATH_SIDPLAY() -]) - -dnl *** jpeg *** -dnl FIXME: we could use header checks here as well IMO -translit(dnm, m, l) AM_CONDITIONAL(USE_JPEG, true) -GST_CHECK_FEATURE(JPEG, [jpeg], jpegenc jpegdec, [ - AC_ARG_WITH(jpeg-mmx, - [ --with-jpeg-mmx, path to MMX'ified JPEG library]) - OLD_LIBS="$LIBS" - if test x$with_jpeg_mmx != x; then - LIBS="$LIBS -L$with_jpeg_mmx" - fi - AC_CHECK_LIB(jpeg-mmx, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no") - JPEG_LIBS="$LIBS -ljpeg-mmx" - LIBS="$OLD_LIBS" - if test x$HAVE_JPEG != xyes; then - AC_CHECK_LIB(jpeg, jpeg_set_defaults, HAVE_JPEG="yes", HAVE_JPEG="no") - JPEG_LIBS="-ljpeg" - fi - AC_SUBST(JPEG_LIBS) +dnl *** libpng *** +translit(dnm, m, l) AM_CONDITIONAL(USE_LIBPNG, true) +GST_CHECK_FEATURE(LIBPNG, [libpng PNG encoder], pngenc, [ + PKG_CHECK_MODULES(LIBPNG, libpng12, HAVE_LIBPNG="yes", HAVE_LIBPNG="no") + AC_SUBST(LIBPNG_CFLAGS) + AC_SUBST(LIBPNG_LIBS) ]) - dnl *** mad *** dnl FIXME: we could use header checks here as well IMO translit(dnm, m, l) AM_CONDITIONAL(USE_MAD, true) @@ -563,25 +570,24 @@ GST_CHECK_FEATURE(DV1394, [raw1394 and avc1394 library], dv1394src, [ fi ]) -dnl **** ESound **** -translit(dnm, m, l) AM_CONDITIONAL(USE_ESD, true) -GST_CHECK_FEATURE(ESD, [esound plug-ins], esdsink, [ - PKG_CHECK_MODULES(ESD, esound >= 0.2.12, [ - HAVE_ESD="yes" - AC_SUBST(ESD_CFLAGS) - AC_SUBST(ESD_LIBS) +dnl *** shout2 *** +translit(dnm, m, l) AM_CONDITIONAL(USE_SHOUT2, true) +GST_CHECK_FEATURE(SHOUT2, [shout2 plug-in], shout2send, [ + PKG_CHECK_MODULES(SHOUT2, shout >= 2.0, [ + HAVE_SHOUT2="yes" + AC_SUBST(SHOUT2_CFLAGS) + AC_SUBST(SHOUT2_LIBS) ], [ - AM_PATH_ESD(0.2.12, HAVE_ESD="yes", HAVE_ESD="no") - AS_SCRUB_INCLUDE(ESD_CFLAGS) + AM_PATH_SHOUT2(HAVE_SHOUT2="yes", HAVE_SHOUT2="no") + AC_SUBST(SHOUT2_CFLAGS) + AC_SUBST(SHOUT2_LIBS) ]) ]) -dnl *** libpng *** -translit(dnm, m, l) AM_CONDITIONAL(USE_LIBPNG, true) -GST_CHECK_FEATURE(LIBPNG, [libpng PNG encoder], pngenc, [ - PKG_CHECK_MODULES(LIBPNG, libpng12, HAVE_LIBPNG="yes", HAVE_LIBPNG="no") - AC_SUBST(LIBPNG_CFLAGS) - AC_SUBST(LIBPNG_LIBS) +dnl *** sidplay : works with libsidplay 1.36.x (not 2.x.x) *** +translit(dnm, m, l) AM_CONDITIONAL(USE_SIDPLAY, true) +GST_CHECK_FEATURE(SIDPLAY, [sidplay plug-in], sidplay, [ + GST_PATH_SIDPLAY() ]) dnl *** speex >= 1.0.4 or >= 1.1.5 *** @@ -713,6 +719,7 @@ ext/aalib/Makefile ext/dv/Makefile ext/flac/Makefile ext/gconf/Makefile +ext/ladspa/Makefile ext/lame/Makefile ext/libcaca/Makefile ext/libpng/Makefile diff --git a/ext/Makefile.am b/ext/Makefile.am index 082884e..20ab179 100644 --- a/ext/Makefile.am +++ b/ext/Makefile.am @@ -440,20 +440,21 @@ SUBDIRS=\ $(XVID_DIR) DIST_SUBDIRS=\ - mad \ - gconf \ - shout2 \ - sidplay \ aalib \ - libcaca \ + amrnb \ esd \ - raw1394 \ dv \ - amrnb \ faad \ flac \ - mpeg2dec \ + gconf \ jpeg \ - libpng \ + ladspa \ lame \ + libcaca \ + libpng \ + mad \ + mpeg2dec \ + raw1394 \ + shout2 \ + sidplay \ speex diff --git a/ext/ladspa/Makefile.am b/ext/ladspa/Makefile.am index c7c654f..ce5302d 100644 --- a/ext/ladspa/Makefile.am +++ b/ext/ladspa/Makefile.am @@ -1,9 +1,9 @@ plugin_LTLIBRARIES = libgstladspa.la -libgstladspa_la_SOURCES = gstladspa.c search.c load.c -libgstladspa_la_CFLAGS = $(GST_CFLAGS) -libgstladspa_la_LIBADD = $(GST_LIBS) +libgstladspa_la_SOURCES = gstsignalprocessor.c gstladspa.c search.c load.c +libgstladspa_la_CFLAGS = $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS) +libgstladspa_la_LIBADD = $(GST_PLUGINS_BASE_LIBS) -lgstaudio-@GST_MAJORMINOR@ libgstladspa_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) -noinst_HEADERS = gstladspa.h utils.h +noinst_HEADERS = gstsignalprocessor.h gstladspa.h utils.h diff --git a/ext/ladspa/gstladspa.c b/ext/ladspa/gstladspa.c index 06ba497..074ccda 100644 --- a/ext/ladspa/gstladspa.c +++ b/ext/ladspa/gstladspa.c @@ -36,50 +36,34 @@ #define LADSPA_VERSION "1.0" #endif -static GstStaticCaps ladspa_pad_caps = -GST_STATIC_CAPS (GST_AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS); - -static void gst_ladspa_class_init (GstLADSPAClass * klass); -static void gst_ladspa_base_init (GstLADSPAClass * klass); -static void gst_ladspa_init (GstLADSPA * ladspa); - -static void gst_ladspa_update_int (const GValue * value, gpointer data); -static GstPadLinkReturn gst_ladspa_link (GstPad * pad, const GstCaps * caps); +GST_BOILERPLATE (GstLADSPA, GST_TYPE_LADSPA, GstSignalProcessor, + GST_TYPE_SIGNAL_PROCESSOR); static void gst_ladspa_set_property (GObject * object, guint prop_id, const GValue * value, GParamSpec * pspec); static void gst_ladspa_get_property (GObject * object, guint prop_id, GValue * value, GParamSpec * pspec); -static gboolean gst_ladspa_instantiate (GstLADSPA * ladspa); -static void gst_ladspa_activate (GstLADSPA * ladspa); -static void gst_ladspa_deactivate (GstLADSPA * ladspa); +static gboolean gst_ladspa_setup (GstSignalProcessor * sigproc, + guint sample_rate, guint buffer_frames); +static gboolean gst_ladspa_activate (GstSignalProcessor * sigproc); +static gboolean gst_ladspa_deactivate (GstSignalProcessor * sigproc); +static gboolean gst_ladspa_process (GstSignalProcessor * sigproc); -static GstElementStateReturn gst_ladspa_change_state (GstElement * element); -static void gst_ladspa_loop (GstElement * element); -static void gst_ladspa_chain (GstPad * pad, GstData * _data); -static GstData *gst_ladspa_get (GstPad * pad); - -static GstElementClass *parent_class = NULL; static GstPlugin *ladspa_plugin; static GHashTable *ladspa_descriptors; -enum -{ - ARG_0, - ARG_SAMPLERATE, - ARG_BUFFERSIZE, - ARG_LAST -}; GST_DEBUG_CATEGORY_STATIC (ladspa_debug); #define GST_CAT_DEFAULT ladspa_debug + static void gst_ladspa_base_init (GstLADSPAClass * klass) { GstElementClass *element_class = GST_ELEMENT_CLASS (klass); + GstSignalProcessorClass *gsp_class = GST_SIGNAL_PROCESSOR_CLASS (klass); GstPadTemplate *templ; GstElementDetails *details; LADSPA_Descriptor *desc; @@ -92,27 +76,24 @@ gst_ladspa_base_init (GstLADSPAClass * klass) g_assert (desc); /* pad templates */ - klass->numports = desc->PortCount; - klass->numsinkpads = 0; - klass->numsrcpads = 0; + gsp_class->num_audio_in = 0; + gsp_class->num_audio_out = 0; + /* control gets set in the class init */ + for (j = 0; j < desc->PortCount; j++) { - if (LADSPA_IS_PORT_AUDIO (desc->PortDescriptors[j])) { + LADSPA_PortDescriptor p = desc->PortDescriptors[j]; + + if (LADSPA_IS_PORT_AUDIO (p)) { gchar *name = g_strdup ((gchar *) desc->PortNames[j]); g_strcanon (name, G_CSET_A_2_Z G_CSET_a_2_z G_CSET_DIGITS "-", '-'); - /* the factories take ownership of the name */ - if (LADSPA_IS_PORT_INPUT (desc->PortDescriptors[j])) { - templ = gst_pad_template_new (name, GST_PAD_SINK, GST_PAD_ALWAYS, - gst_caps_copy (gst_static_caps_get (&ladspa_pad_caps))); - klass->numsinkpads++; - } else { - templ = gst_pad_template_new (name, GST_PAD_SRC, GST_PAD_ALWAYS, - gst_caps_copy (gst_static_caps_get (&ladspa_pad_caps))); - klass->numsrcpads++; - } - - gst_element_class_add_pad_template (element_class, templ); + if (LADSPA_IS_PORT_INPUT (p)) + gst_signal_processor_class_add_pad_template (name, GST_PAD_SINK, + gsp_class->num_audio_in++); + else + gst_signal_processor_class_add_pad_template (name, GST_PAD_SRC, + gsp_class->num_audio_out++); } } @@ -125,28 +106,24 @@ gst_ladspa_base_init (GstLADSPAClass * klass) details->author = g_locale_to_utf8 (desc->Maker, -1, NULL, NULL, NULL); if (!details->author) details->author = g_strdup ("no author available"); - if ((klass->numsinkpads > 0) && (klass->numsrcpads > 0)) - details->klass = "Filter/Effect/Audio/LADSPA"; - else if ((klass->numsinkpads == 0) && (klass->numsrcpads > 0)) + if (gsp_class->num_audio_in == 0) details->klass = "Source/Audio/LADSPA"; - else if ((klass->numsinkpads > 0) && (klass->numsrcpads == 0)) + else if (gsp_class->num_audio_out == 0) details->klass = "Sink/Audio/LADSPA"; else - details->klass = "Filter/Effect/Audio/LADSPA"; /* whatever this is */ + details->klass = "Filter/Effect/Audio/LADSPA"; gst_element_class_set_details (element_class, details); - klass->srcpad_portnums = g_new0 (gint, klass->numsrcpads); - klass->sinkpad_portnums = g_new0 (gint, klass->numsinkpads); - sinkcount = 0; - srccount = 0; + klass->audio_in_portnums = g_new0 (gint, klass->num_audio_in); + klass->audio_out_portnums = g_new0 (gint, gsp_class->num_audio_out); - /* walk through the ports, note the portnums for srcpads, sinkpads */ + sinkcount = srccount = 0; for (j = 0; j < desc->PortCount; j++) { if (LADSPA_IS_PORT_AUDIO (desc->PortDescriptors[j])) { if (LADSPA_IS_PORT_INPUT (desc->PortDescriptors[j])) - klass->sinkpad_portnums[sinkcount++] = j; + klass->audio_in_portnums[sinkcount++] = j; else - klass->srcpad_portnums[srccount++] = j; + klass->audio_out_portnums[srccount++] = j; } } @@ -158,6 +135,7 @@ gst_ladspa_class_init (GstLADSPAClass * klass) { GObjectClass *gobject_class; GstElementClass *gstelement_class; + GstSignalProcessorClass *gsp_class = GST_SIGNAL_PROCESSOR_CLASS (klass); LADSPA_Descriptor *desc; gint i, current_portnum, controlcount; gint hintdesc; @@ -173,6 +151,58 @@ gst_ladspa_class_init (GstLADSPAClass * klass) gstelement_class->change_state = gst_ladspa_change_state; + gsp_class->num_control_in = 0; + gsp_class->num_control_in = 0; + + for (j = 0; j < desc->PortCount; j++) { + LADSPA_PortDescriptor p = desc->PortDescriptors[j]; + + if (LADSPA_IS_PORT_AUDIO (p)) { + gchar *name = g_strdup ((gchar *) desc->PortNames[j]); + + g_strcanon (name, G_CSET_A_2_Z G_CSET_a_2_z G_CSET_DIGITS "-", '-'); + + if (LADSPA_IS_PORT_INPUT (p)) + gst_signal_processor_class_add_pad_template (name, GST_PAD_SINK, + gsp_class->num_audio_in++); + else + gst_signal_processor_class_add_pad_template (name, GST_PAD_SRC, + gsp_class->num_audio_out++); + } + } + + /* construct the element details struct */ + details = g_new0 (GstElementDetails, 1); + details->longname = g_locale_to_utf8 (desc->Name, -1, NULL, NULL, NULL); + if (!details->longname) + details->longname = g_strdup ("no description available"); + details->description = details->longname; + details->author = g_locale_to_utf8 (desc->Maker, -1, NULL, NULL, NULL); + if (!details->author) + details->author = g_strdup ("no author available"); + if (gsp_class->num_audio_in == 0) + details->klass = "Source/Audio/LADSPA"; + else if (gsp_class->num_audio_out == 0) + details->klass = "Sink/Audio/LADSPA"; + else + details->klass = "Filter/Effect/Audio/LADSPA"; + gst_element_class_set_details (element_class, details); + + klass->audio_in_portnums = g_new0 (gint, klass->num_audio_in); + klass->audio_out_portnums = g_new0 (gint, gsp_class->num_audio_out); + + sinkcount = srccount = 0; + for (j = 0; j < desc->PortCount; j++) { + if (LADSPA_IS_PORT_AUDIO (desc->PortDescriptors[j])) { + if (LADSPA_IS_PORT_INPUT (desc->PortDescriptors[j])) + klass->audio_in_portnums[sinkcount++] = j; + else + klass->audio_out_portnums[srccount++] = j; + } + } + + klass->descriptor = desc; + /* look up and store the ladspa descriptor */ desc = g_hash_table_lookup (ladspa_descriptors, GINT_TO_POINTER (G_TYPE_FROM_CLASS (klass))); diff --git a/ext/ladspa/gstladspa.h b/ext/ladspa/gstladspa.h index 81f0672..cb6f1af 100644 --- a/ext/ladspa/gstladspa.h +++ b/ext/ladspa/gstladspa.h @@ -24,15 +24,15 @@ #define __GST_LADSPA_H__ +#include + #include -#include -#include "ladspa.h" +#include "gstsignalprocessor.h" + +G_BEGIN_DECLS -#ifdef __cplusplus -extern "C" { -#endif /* __cplusplus */ typedef struct _ladspa_control_info { gchar *name; @@ -43,37 +43,26 @@ typedef struct _ladspa_control_info { gboolean toggled, logarithmic, integer, writable; } ladspa_control_info; + typedef struct _GstLADSPA GstLADSPA; typedef struct _GstLADSPAClass GstLADSPAClass; + struct _GstLADSPA { - GstElement element; + GstSignalProcessor parent; LADSPA_Descriptor *descriptor; LADSPA_Handle *handle; - gfloat *controls; - - GstPad **sinkpads, - **srcpads; - gboolean activated; - - gint samplerate, buffer_frames; - gint64 timestamp; gboolean inplace_broken; }; struct _GstLADSPAClass { - GstElementClass parent_class; + GstSignalProcessorClass parent_class; LADSPA_Descriptor *descriptor; - gint numports, - numsinkpads, - numsrcpads, - numcontrols; - gint *sinkpad_portnums, *srcpad_portnums, *control_portnums; @@ -82,9 +71,7 @@ struct _GstLADSPAClass { }; -#ifdef __cplusplus -} -#endif /* __cplusplus */ +G_END_DECLS #endif /* __GST_LADSPA_H__ */ -- 2.7.4