diff options
author | Thomas Vander Stichele <thomas@apestaart.org> | 2001-12-23 16:13:33 +0000 |
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committer | Thomas Vander Stichele <thomas@apestaart.org> | 2001-12-23 16:13:33 +0000 |
commit | 6dfbea50019f4e6e6cd51603ff761862c1a61bea (patch) | |
tree | e07df2af9f0a908ab1dad23ed59a870697c68ce0 /ext/mikmod/gstmikmod.c | |
parent | 754f9a350c13ecbb6df39634d329612db597952e (diff) |
adding mikmod
Original commit message from CVS:
adding mikmod
Diffstat (limited to 'ext/mikmod/gstmikmod.c')
-rw-r--r-- | ext/mikmod/gstmikmod.c | 656 |
1 files changed, 656 insertions, 0 deletions
diff --git a/ext/mikmod/gstmikmod.c b/ext/mikmod/gstmikmod.c new file mode 100644 index 00000000..593eb6b8 --- /dev/null +++ b/ext/mikmod/gstmikmod.c @@ -0,0 +1,656 @@ +/* Gnome-Streamer + * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "gstmikmod.h" + +#include <libs/audio/gstaudio.h> +#include <stdlib.h> + +GstElementDetails mikmod_details = { + "MikMod", + "Audio/Module", + "Module decoder based on libmikmod", + VERSION, + "Jeremy SIMON <jsimon13@yahoo.fr>", + "(C) 2001", +}; + + +/* Filter signals and args */ +enum { + /* FILL ME */ + LAST_SIGNAL +}; + +enum { + ARG_0, + ARG_SONGNAME, + ARG_MODTYPE, + ARG_MUSICVOLUME, + ARG_PANSEP, + ARG_REVERB, + ARG_SNDFXVOLUME, + ARG_VOLUME, + ARG_FIXFREQ, + ARG_INTERP, + ARG_REVERSE, + ARG_SURROUND, + ARG_16BIT, + ARG_HQMIXER, + ARG_SOFT_MUSIC, + ARG_SOFT_SNDFX, + ARG_STEREO +}; + + +static GstPadTemplate* +mikmod_src_factory (void) +{ + static GstPadTemplate *template = NULL; + + if (!template) { + template = gst_padtemplate_new ( + "src", + GST_PAD_SRC, + GST_PAD_ALWAYS, + gst_caps_new ( + "mikmod_src", + "audio/raw", + gst_props_new ( + "format", GST_PROPS_STRING ("int"), + "law", GST_PROPS_INT (0), + "endianness", GST_PROPS_INT (G_BYTE_ORDER), + "signed", GST_PROPS_BOOLEAN (TRUE), + "width", GST_PROPS_INT (16), + "depth", GST_PROPS_INT (16), + "rate", GST_PROPS_INT_RANGE (8000, 48000), + "channels", GST_PROPS_INT_RANGE (1, 2), + NULL)),NULL); + } + return template; +} + + +static GstPadTemplate* +mikmod_sink_factory (void) +{ + static GstPadTemplate *template = NULL; + + if (!template) { + template = gst_padtemplate_new ( + "sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + gst_caps_new ( + "mikmod_sink", + "audio/mod", + NULL),NULL + ); + } + return template; +} + +static GstCaps* +mikmod_typefind (GstBuffer *buf, gpointer private) +{ + if ( MOD_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Mod_669_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Amf_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Dsm_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Fam_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Gdm_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Imf_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( It_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( M15_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + /* FIXME + if ( Med_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + */ + + if ( Mtm_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Okt_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( S3m_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + if ( Xm_CheckType( buf ) ) + return gst_caps_new ("mikmod_typefind", "audio/mod", NULL); + + return NULL; +} + +static GstTypeDefinition mikmoddefinition = { + "mikmod_audio/mod", "audio/mod", ".mod .sam .med .s3m .it .xm .stm .mtm .669 .ult .far .amf .dsm .imf .gdm .stx .okt", mikmod_typefind +}; + +static void gst_mikmod_class_init (GstMikModClass *klass); +static void gst_mikmod_init (GstMikMod *filter); +static void gst_mikmod_set_property (GObject *object, guint id, const GValue *value, GParamSpec *pspec ); +static void gst_mikmod_get_property (GObject *object, guint id, GValue *value, GParamSpec *pspec ); +static void gst_mikmod_loop (GstElement *element); +static gboolean gst_mikmod_setup (GstMikMod *mikmod); +static GstElementStateReturn gst_mikmod_change_state (GstElement *element); + + + +static GstPadNegotiateReturn mikmod_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data); +static GstPadNegotiateReturn mikmod_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data); + +static GstElementClass *parent_class = NULL; + +#define GST_TYPE_MIKMOD_MIXFREQ (gst_mikmod_mixfreq_get_type()) + +static GType +gst_mikmod_mixfreq_get_type (void) +{ + static GType mikmod_mixfreq_type = 0; + static GEnumValue mikmod_mixfreq[] = { + { 0, "8000", "8000 Hz" }, + { 1, "11025", "11025 Hz" }, + { 2, "22100", "22100 Hz" }, + { 3, "44100", "44100 Hz" }, + { 0, NULL, NULL }, + }; + if (! mikmod_mixfreq_type ) { + mikmod_mixfreq_type = g_enum_register_static ("GstMikmodmixfreq", mikmod_mixfreq); + } + return mikmod_mixfreq_type; +} + +static GstPadNegotiateReturn +mikmod_negotiate_src (GstPad *pad, GstCaps **caps, gpointer *data) +{ + GstMikMod* filter = GST_MIKMOD (gst_pad_get_parent (pad)); + + if (*caps==NULL) + return GST_PAD_NEGOTIATE_FAIL; + + return gst_pad_negotiate_proxy(pad,filter->sinkpad,caps); +} + +static GstPadNegotiateReturn +mikmod_negotiate_sink (GstPad *pad, GstCaps **caps, gpointer *data) +{ + GstMikMod* filter = GST_MIKMOD (gst_pad_get_parent (pad)); + + if (*caps==NULL) + return GST_PAD_NEGOTIATE_FAIL; + + return gst_pad_negotiate_proxy(pad,filter->srcpad,caps); +} + + +GType +gst_mikmod_get_type(void) { + static GType mikmod_type = 0; + + if (!mikmod_type) { + static const GTypeInfo mikmod_info = { + sizeof(GstMikModClass), + NULL, + NULL, + (GClassInitFunc)gst_mikmod_class_init, + NULL, + NULL, + sizeof(GstMikMod), + 0, + (GInstanceInitFunc)gst_mikmod_init, + }; + mikmod_type = g_type_register_static(GST_TYPE_ELEMENT, "GstMikmod", &mikmod_info, 0); + } + return mikmod_type; +} + + +static void +gst_mikmod_class_init (GstMikModClass *klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass*)klass; + gstelement_class = (GstElementClass*)klass; + + parent_class = g_type_class_ref(GST_TYPE_ELEMENT); + + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SONGNAME, + g_param_spec_string("songname","songname","songname", + "", G_PARAM_READABLE)); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MODTYPE, + g_param_spec_string("modtype", "modtype", "modtype", + "", G_PARAM_READABLE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_MUSICVOLUME, + g_param_spec_int("musicvolume", "musivolume", "musicvolume", + 0, 128, 128, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_PANSEP, + g_param_spec_int("pansep", "pansep", "pansep", + 0, 128, 128, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_REVERB, + g_param_spec_int("reverb", "reverb", "reverb", + 0, 15, 0, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SNDFXVOLUME, + g_param_spec_int("sndfxvolume", "sndfxvolume", "sndfxvolume", + 0, 128, 128, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_VOLUME, + g_param_spec_int("volume", "volume", "volume", + 0, 128, 96, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_FIXFREQ, + g_param_spec_enum("mixfreq", "mixfreq", "mixfreq", + GST_TYPE_MIKMOD_MIXFREQ, 3,G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_INTERP, + g_param_spec_boolean("interp", "interp", "interp", + FALSE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_REVERSE, + g_param_spec_boolean("reverse", "reverse", "reverse", + FALSE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SURROUND, + g_param_spec_boolean("surround", "surround", "surround", + TRUE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_16BIT, + g_param_spec_boolean("use16bit", "use16bit", "use16bit", + TRUE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_HQMIXER, + g_param_spec_boolean("hqmixer", "hqmixer", "hqmixer", + FALSE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SOFT_MUSIC, + g_param_spec_boolean("soft_music", "soft_music", "soft_music", + TRUE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_SOFT_SNDFX, + g_param_spec_boolean("soft_sndfx", "soft_sndfx", "soft_sndfx", + TRUE, G_PARAM_READWRITE )); + g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_STEREO, + g_param_spec_boolean("stereo", "stereo", "stereo", + TRUE, G_PARAM_READWRITE )); + + + gobject_class->set_property = gst_mikmod_set_property; + gobject_class->get_property = gst_mikmod_get_property; + gstelement_class->change_state = gst_mikmod_change_state; +} + + +static void +gst_mikmod_init (GstMikMod *filter) +{ + filter->sinkpad = gst_pad_new_from_template(mikmod_sink_factory (),"sink"); + filter->srcpad = gst_pad_new_from_template(mikmod_src_factory (),"src"); + + /*gst_pad_set_negotiate_function(filter->sinkpad,mikmod_negotiate_sink); + gst_pad_set_negotiate_function(filter->srcpad,mikmod_negotiate_src);*/ + + gst_element_add_pad(GST_ELEMENT(filter),filter->sinkpad); + gst_element_add_pad(GST_ELEMENT(filter),filter->srcpad); + + gst_element_set_loop_function (GST_ELEMENT (filter), gst_mikmod_loop); + + filter->Buffer = gst_buffer_new(); + + filter->stereo = TRUE; + filter->surround = TRUE; + filter->_16bit = TRUE; + filter->soft_music = TRUE; + filter->soft_sndfx = TRUE; + filter->mixfreq = 44100; + filter->reverb = 0; + filter->pansep = 128; + filter->musicvolume = 128; + filter->volume = 96; + filter->sndfxvolume = 128; +} + + +static void +gst_mikmod_loop (GstElement *element) +{ + GstMikMod *mikmod; + GstBuffer *buffer_in; + gint mode16bits; + gint first = 0; + + g_return_if_fail (element != NULL); + g_return_if_fail (GST_IS_MIKMOD (element)); + + mikmod = GST_MIKMOD (element); + srcpad = mikmod->srcpad; + mikmod->Buffer = NULL; + + while ((buffer_in = gst_pad_pull( mikmod->sinkpad ))) /*&& GST_BUFFER_SIZE(buffer_tmp) != 0 && GST_BUFFER_SIZE(buffer_tmp) != -1 ) */ + { + if ( GST_IS_EVENT (buffer_in) ) + { + GstEvent *event = GST_EVENT (buffer_in); + + if (GST_EVENT_TYPE (event) == GST_EVENT_EOS) + break; + } + + /*if ( GST_BUFFER_SIZE(buffer_in) != 0 && GST_BUFFER_SIZE(buffer_in) != -1 ) + {*/ + if ( mikmod->Buffer ) + { + mikmod->Buffer = gst_buffer_append( mikmod->Buffer, buffer_in ); + gst_buffer_unref( buffer_in ); + } + else + mikmod->Buffer = buffer_in; + /* }*/ + } + + if ( mikmod->_16bit ) + mode16bits = 16; + else + mode16bits = 8; + + MikMod_RegisterDriver(&drv_gst); + MikMod_RegisterAllLoaders(); + + MikMod_Init(""); + reader = GST_READER_new( mikmod ); + module = Player_LoadGeneric ( reader, 64, 0 ); + + if ( ! Player_Active() ) + Player_Start(module); + + gst_pad_set_caps (mikmod->srcpad, gst_caps_new ( + "mikmod_src", + "audio/raw", + gst_props_new ( + "format", GST_PROPS_STRING ("int"), + "law", GST_PROPS_INT (0), + "endianness", GST_PROPS_INT (G_BYTE_ORDER), + "signed", GST_PROPS_BOOLEAN (TRUE), + "width", GST_PROPS_INT (mode16bits), + "depth", GST_PROPS_INT (mode16bits), + "rate", GST_PROPS_INT (mikmod->mixfreq), + "channels", GST_PROPS_INT (2), + NULL + ) + )); + + do { + if ( Player_Active() ) + drv_gst.Update(); + + if (GST_ELEMENT_IS_COTHREAD_STOPPING (element)) + cothread_switch(cothread_current_main()); + } + while ( 1 ); +} + + +static gboolean +gst_mikmod_setup (GstMikMod *mikmod) +{ + md_musicvolume = mikmod->musicvolume; + md_pansep = mikmod->pansep; + md_reverb = mikmod->reverb; + md_sndfxvolume = mikmod->sndfxvolume; + md_volume = mikmod->volume; + md_mixfreq = mikmod->mixfreq; + + md_mode = 0; + + if ( mikmod->interp ) + md_mode = md_mode | DMODE_INTERP; + + if ( mikmod->reverse ) + md_mode = md_mode | DMODE_REVERSE; + + if ( mikmod->surround ) + md_mode = md_mode | DMODE_SURROUND; + + if ( mikmod->_16bit ) + md_mode = md_mode | DMODE_16BITS; + + if ( mikmod->hqmixer ) + md_mode = md_mode | DMODE_HQMIXER; + + if ( mikmod->soft_music ) + md_mode = md_mode | DMODE_SOFT_MUSIC; + + if ( mikmod->soft_sndfx ) + md_mode = md_mode | DMODE_SOFT_SNDFX; + + if ( mikmod->stereo ) + md_mode = md_mode | DMODE_STEREO; + + return TRUE; +} + + +static GstElementStateReturn +gst_mikmod_change_state (GstElement *element) +{ +GstMikMod *mikmod; + + g_return_val_if_fail (GST_IS_MIKMOD (element), GST_STATE_FAILURE); + + mikmod = GST_MIKMOD (element); + + GST_DEBUG (0,"state pending %d\n", GST_STATE_PENDING (element)); + + /* if going down into NULL state, close the file if it's open */ + if (GST_STATE_PENDING (element) == GST_STATE_READY) + { + gst_mikmod_setup(mikmod); + + if ( Player_Active() ) + { + Player_TogglePause(); + Player_SetPosition( 0 ); + } + + } + + if (GST_STATE_PENDING (element) == GST_STATE_PLAYING) + { + if ( Player_Active() && Player_Paused() ) + Player_TogglePause(); + else + if ( ! Player_Active() ) + Player_Start(module); + + } + + if (GST_STATE_PENDING (element) == GST_STATE_PAUSED) + if ( Player_Active() && ! Player_Paused() ) + Player_TogglePause(); + + if (GST_STATE_PENDING (element) == GST_STATE_NULL) + MikMod_Exit(); + + + /* if we haven't failed already, give the parent class a chance to ;-) */ + if (GST_ELEMENT_CLASS (parent_class)->change_state) + return GST_ELEMENT_CLASS (parent_class)->change_state (element); + + return GST_STATE_SUCCESS; +} + + + +static void +gst_mikmod_set_property (GObject *object, guint id, const GValue *value, GParamSpec *pspec ) +{ + GstMikMod *filter; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(GST_IS_MIKMOD(object)); + filter = GST_MIKMOD(object); + + switch (id) { + case ARG_SONGNAME: + filter->songname = g_value_get_string (value); + break; + case ARG_MODTYPE: + filter->modtype = g_value_get_string (value); + break; + case ARG_MUSICVOLUME: + filter->musicvolume = g_value_get_int (value); + break; + case ARG_PANSEP: + filter->pansep = g_value_get_int (value); + break; + case ARG_REVERB: + filter->reverb = g_value_get_int (value); + break; + case ARG_SNDFXVOLUME: + filter->sndfxvolume = g_value_get_int (value); + break; + case ARG_VOLUME: + filter->volume = g_value_get_int (value); + break; + case ARG_FIXFREQ: + filter->mixfreq = g_value_get_enum (value); + break; + case ARG_INTERP: + filter->interp = g_value_get_boolean (value); + break; + case ARG_REVERSE: + filter->reverse = g_value_get_boolean (value); + break; + case ARG_SURROUND: + filter->surround = g_value_get_boolean (value); + break; + case ARG_16BIT: + filter->_16bit = g_value_get_boolean (value); + break; + case ARG_HQMIXER: + filter->hqmixer = g_value_get_boolean (value); + break; + case ARG_SOFT_MUSIC: + filter->soft_music = g_value_get_boolean (value); + break; + case ARG_SOFT_SNDFX: + filter->soft_sndfx = g_value_get_boolean (value); + break; + case ARG_STEREO: + filter->stereo = g_value_get_boolean (value); + break; + default: +// G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_mikmod_get_property (GObject *object, guint id, GValue *value, GParamSpec *pspec ) +{ + GstMikMod *filter; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(GST_IS_MIKMOD(object)); + filter = GST_MIKMOD(object); + + switch (id) { + case ARG_MUSICVOLUME: + g_value_set_int (value, filter->musicvolume); + break; + case ARG_PANSEP: + g_value_set_int (value, filter->pansep); + break; + case ARG_REVERB: + g_value_set_int (value, filter->reverb); + break; + case ARG_SNDFXVOLUME: + g_value_set_int (value, filter->sndfxvolume); + break; + case ARG_VOLUME: + g_value_set_int (value, filter->volume); + break; + case ARG_FIXFREQ: + g_value_set_int (value, filter->mixfreq); + break; + case ARG_INTERP: + g_value_set_boolean (value, filter->interp); + break; + case ARG_REVERSE: + g_value_set_boolean (value, filter->reverse); + break; + case ARG_SURROUND: + g_value_set_boolean (value, filter->surround); + break; + case ARG_16BIT: + g_value_set_boolean (value, filter->_16bit); + break; + case ARG_HQMIXER: + g_value_set_boolean (value, filter->hqmixer); + break; + case ARG_SOFT_MUSIC: + g_value_set_boolean (value, filter->soft_music); + break; + case ARG_SOFT_SNDFX: + g_value_set_boolean (value, filter->soft_sndfx); + break; + case ARG_STEREO: + g_value_set_boolean (value, filter->stereo); + break; + default: +// G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static gboolean +plugin_init (GModule *module, GstPlugin *plugin) +{ + GstElementFactory *factory; + GstTypeFactory *type; + + factory = gst_elementfactory_new("mikmod",GST_TYPE_MIKMOD, + &mikmod_details); + g_return_val_if_fail(factory != NULL, FALSE); + + gst_elementfactory_add_padtemplate (factory, mikmod_src_factory ()); + gst_elementfactory_add_padtemplate (factory, mikmod_sink_factory ()); + + type = gst_typefactory_new (&mikmoddefinition); + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (type)); + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); + + return TRUE; +} + +GstPluginDesc plugin_desc = { + GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "mikmod", + plugin_init +}; |