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The vorbis encoder

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Original commit message from CVS:
The vorbis encoder
A test program to convert an mp3 to a vorbis file.
A fix for the dynamic plugin loader factory_find was not working.
Don't forget to run gstreamer-register after installing the plugins!
This commit is contained in:
Wim Taymans 2000-09-14 22:18:43 +00:00
parent 8051d54c36
commit 3239d7cb0c
3 changed files with 83 additions and 3 deletions
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7
gst/gstelementfactory.c
View file

@ -50,9 +50,12 @@ void gst_elementfactory_register(GstElementFactory *elementfactory) {
* Returns: #GstElementFactory if found, NULL otherwise
*/
GstElementFactory *gst_elementfactory_find(gchar *name) {
GList *walk = _gst_elementfactories;
GList *walk;
GstElementFactory *factory;
gst_plugin_load_elementfactory(name);
walk = _gst_elementfactories;
while (walk) {
factory = (GstElementFactory *)(walk->data);
if (!strcmp(name,factory->name))
@ -149,7 +152,7 @@ GstElement *gst_elementfactory_make(gchar *factoryname,gchar *name) {
GstElementFactory *factory;
GstElement *element;
gst_plugin_load_elementfactory(factoryname);
//gst_plugin_load_elementfactory(factoryname);
factory = gst_elementfactory_find(factoryname);
if (factory == NULL) return NULL;
element = gst_elementfactory_create(factory,name);

2
test/Makefile.am
View file

@ -2,7 +2,7 @@
noinst_PROGRAMS = qtest spectrum record wave mp3 teardown buffer mp3parse \
mpeg2parse mp1parse mp3play ac3parse ac3play dvdcat fake cobin videotest \
aviparse vidcapture avi2mpg mp2tomp1 mp1tomp1 pipetest \
vidcapture2 mp2toavi
vidcapture2 mp2toavi mp3tovorbis
SUBDIRS = xml cothreads bindings

77
test/mp3tovorbis.c Normal file
View file

@ -0,0 +1,77 @@
#include <gst/gst.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
void eof(GstSrc *src) {
g_print("have eof, quitting\n");
exit(0);
}
int main(int argc,char *argv[]) {
GstElement *pipeline;
GstElementFactory *srcfactory, *parsefactory, *decodefactory, *encodefactory, *sinkfactory;
GstElement *src, *parse, *decode, *encode, *sink;
int fd;
g_print("have %d args\n",argc);
gst_init(&argc,&argv);
pipeline = gst_pipeline_new("pipeline");
g_return_val_if_fail(pipeline != NULL, -1);
srcfactory = gst_elementfactory_find("disksrc");
g_return_val_if_fail(srcfactory != NULL, -1);
parsefactory = gst_elementfactory_find("mp3parse");
g_return_val_if_fail(parsefactory != NULL, -1);
decodefactory = gst_elementfactory_find("mpg123");
g_return_val_if_fail(decodefactory != NULL, -1);
encodefactory = gst_elementfactory_find("vorbisenc");
g_return_val_if_fail(encodefactory != NULL, -1);
sinkfactory = gst_elementfactory_find("fdsink");
g_return_val_if_fail(sinkfactory != NULL, -1);
src = gst_elementfactory_create(srcfactory,"src");
g_return_val_if_fail(src != NULL, -1);
gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
g_print("should be using file '%s'\n",argv[1]);
parse = gst_elementfactory_create(parsefactory,"parse");
g_return_val_if_fail(parse != NULL, -1);
decode = gst_elementfactory_create(decodefactory,"decode");
g_return_val_if_fail(decode != NULL, -1);
encode = gst_elementfactory_create(encodefactory,"encode");
g_return_val_if_fail(encode != NULL, -1);
sink = gst_elementfactory_create(sinkfactory,"sink");
g_return_val_if_fail(sink != NULL, -1);
g_print("should be using output file '%s'\n",argv[2]);
fd = open(argv[2], O_CREAT|O_RDWR|O_TRUNC);
gtk_object_set(GTK_OBJECT(sink),"fd",fd,NULL);
gtk_signal_connect(GTK_OBJECT(src),"eos",
GTK_SIGNAL_FUNC(eof),NULL);
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(decode));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(encode));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(sink));
gst_pad_connect(gst_element_get_pad(src,"src"),
gst_element_get_pad(parse,"sink"));
gst_pad_connect(gst_element_get_pad(parse,"src"),
gst_element_get_pad(decode,"sink"));
gst_pad_connect(gst_element_get_pad(decode,"src"),
gst_element_get_pad(encode,"sink"));
gst_pad_connect(gst_element_get_pad(encode,"src"),
gst_element_get_pad(sink,"sink"));
g_print("setting to READY state\n");
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_READY);
g_print("about to enter loop\n");
while (1) {
gst_src_push(GST_SRC(src));
}
}