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Rewrote the mpeg2 system parser like the mpeg1 parser.
Original commit message from CVS: Rewrote the mpeg2 system parser like the mpeg1 parser. Added a command property to the pipefilter.
This commit is contained in:
Wim Taymans
parent
0fa1747e56
commit
987d66af1a
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@ -48,7 +48,7 @@ enum {
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enum {
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ARG_0,
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ARG_CONTROL
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ARG_COMMAND
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};
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@ -98,11 +98,11 @@ static void gst_pipefilter_class_init(GstPipefilterClass *klass) {
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gstelement_class->change_state = gst_pipefilter_change_state;
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//gtk_object_add_arg_type("GstPipefilter::control", GTK_TYPE_INT,
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// GTK_ARG_READWRITE, ARG_CONTROL);
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gtk_object_add_arg_type("GstPipefilter::command", GTK_TYPE_STRING,
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GTK_ARG_READWRITE, ARG_COMMAND);
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//gtkobject_class->set_arg = gst_pipefilter_set_arg;
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//gtkobject_class->get_arg = gst_pipefilter_get_arg;
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gtkobject_class->set_arg = gst_pipefilter_set_arg;
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gtkobject_class->get_arg = gst_pipefilter_get_arg;
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}
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static void gst_pipefilter_init(GstPipefilter *pipefilter) {
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@ -112,7 +112,7 @@ static void gst_pipefilter_init(GstPipefilter *pipefilter) {
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pipefilter->srcpad = gst_pad_new("src",GST_PAD_SRC);
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gst_element_add_pad(GST_ELEMENT(pipefilter),pipefilter->srcpad);
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pipefilter->control = 0;
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pipefilter->command = NULL;
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pipefilter->curoffset = 0;
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pipefilter->bytes_per_read = 4096;
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pipefilter->seq = 0;
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@ -199,8 +199,9 @@ static void gst_pipefilter_set_arg(GtkObject *object,GtkArg *arg,guint id) {
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pipefilter = GST_PIPEFILTER(object);
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switch(id) {
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case ARG_CONTROL:
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pipefilter->control = GTK_VALUE_INT(*arg);
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case ARG_COMMAND:
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pipefilter->orig_command = g_strdup(GTK_VALUE_STRING(*arg));
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pipefilter->command = g_strsplit(GTK_VALUE_STRING(*arg), " ", 0);
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break;
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default:
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break;
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@ -215,8 +216,8 @@ static void gst_pipefilter_get_arg(GtkObject *object,GtkArg *arg,guint id) {
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pipefilter = GST_PIPEFILTER(object);
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switch (id) {
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case ARG_CONTROL:
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GTK_VALUE_INT(*arg) = pipefilter->control;
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case ARG_COMMAND:
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GTK_VALUE_STRING(*arg) = pipefilter->orig_command;
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break;
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default:
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arg->type = GTK_TYPE_INVALID;
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@ -246,11 +247,16 @@ static gboolean gst_pipefilter_open_file(GstPipefilter *src) {
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if(src->childpid == 0)
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{
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close(1);
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dup(src->fdout[1]); /* set the childs output stream */
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close(0);
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dup(src->fdin[0]); /* set the childs output stream */
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execlp("lame", "lame", "-x", "-", "-", NULL);
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// child
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dup2(src->fdin[0], STDIN_FILENO); /* set the childs input stream */
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dup2(src->fdout[1], STDOUT_FILENO); /* set the childs output stream */
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//execlp("lame", "lame", "-x", "-s", "48", "--resample", "44.1", "-", "-", NULL);
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execvp(src->command[0], &src->command[0]);
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// will only reach if error
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perror("exec");
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gst_element_error(GST_ELEMENT(src),"starting child process");
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return FALSE;
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}
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GST_FLAG_SET(src,GST_PIPEFILTER_OPEN);
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@ -58,8 +58,9 @@ struct _GstPipefilter {
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GstPad *sinkpad;
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GstPad *srcpad;
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/* filename */
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gchar *filename;
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/* command */
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gchar **command;
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gchar *orig_command;
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/* fd */
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gint fdout[2];
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gint fdin[2];
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@ -69,8 +70,6 @@ struct _GstPipefilter {
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gulong bytes_per_read; /* bytes per read */
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gulong seq; /* buffer sequence number */
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gint control;
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};
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struct _GstPipefilterClass {
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@ -48,7 +48,7 @@ enum {
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enum {
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ARG_0,
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ARG_CONTROL
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ARG_COMMAND
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};
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@ -98,11 +98,11 @@ static void gst_pipefilter_class_init(GstPipefilterClass *klass) {
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gstelement_class->change_state = gst_pipefilter_change_state;
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//gtk_object_add_arg_type("GstPipefilter::control", GTK_TYPE_INT,
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// GTK_ARG_READWRITE, ARG_CONTROL);
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gtk_object_add_arg_type("GstPipefilter::command", GTK_TYPE_STRING,
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GTK_ARG_READWRITE, ARG_COMMAND);
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//gtkobject_class->set_arg = gst_pipefilter_set_arg;
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//gtkobject_class->get_arg = gst_pipefilter_get_arg;
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gtkobject_class->set_arg = gst_pipefilter_set_arg;
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gtkobject_class->get_arg = gst_pipefilter_get_arg;
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}
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static void gst_pipefilter_init(GstPipefilter *pipefilter) {
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@ -112,7 +112,7 @@ static void gst_pipefilter_init(GstPipefilter *pipefilter) {
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pipefilter->srcpad = gst_pad_new("src",GST_PAD_SRC);
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gst_element_add_pad(GST_ELEMENT(pipefilter),pipefilter->srcpad);
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pipefilter->control = 0;
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pipefilter->command = NULL;
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pipefilter->curoffset = 0;
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pipefilter->bytes_per_read = 4096;
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pipefilter->seq = 0;
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@ -199,8 +199,9 @@ static void gst_pipefilter_set_arg(GtkObject *object,GtkArg *arg,guint id) {
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pipefilter = GST_PIPEFILTER(object);
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switch(id) {
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case ARG_CONTROL:
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pipefilter->control = GTK_VALUE_INT(*arg);
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case ARG_COMMAND:
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pipefilter->orig_command = g_strdup(GTK_VALUE_STRING(*arg));
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pipefilter->command = g_strsplit(GTK_VALUE_STRING(*arg), " ", 0);
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break;
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default:
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break;
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@ -215,8 +216,8 @@ static void gst_pipefilter_get_arg(GtkObject *object,GtkArg *arg,guint id) {
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pipefilter = GST_PIPEFILTER(object);
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switch (id) {
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case ARG_CONTROL:
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GTK_VALUE_INT(*arg) = pipefilter->control;
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case ARG_COMMAND:
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GTK_VALUE_STRING(*arg) = pipefilter->orig_command;
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break;
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default:
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arg->type = GTK_TYPE_INVALID;
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@ -246,11 +247,16 @@ static gboolean gst_pipefilter_open_file(GstPipefilter *src) {
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if(src->childpid == 0)
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{
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close(1);
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dup(src->fdout[1]); /* set the childs output stream */
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close(0);
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dup(src->fdin[0]); /* set the childs output stream */
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execlp("lame", "lame", "-x", "-", "-", NULL);
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// child
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dup2(src->fdin[0], STDIN_FILENO); /* set the childs input stream */
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dup2(src->fdout[1], STDOUT_FILENO); /* set the childs output stream */
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//execlp("lame", "lame", "-x", "-s", "48", "--resample", "44.1", "-", "-", NULL);
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execvp(src->command[0], &src->command[0]);
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// will only reach if error
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perror("exec");
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gst_element_error(GST_ELEMENT(src),"starting child process");
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return FALSE;
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}
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GST_FLAG_SET(src,GST_PIPEFILTER_OPEN);
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@ -58,8 +58,9 @@ struct _GstPipefilter {
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GstPad *sinkpad;
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GstPad *srcpad;
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/* filename */
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gchar *filename;
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/* command */
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gchar **command;
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gchar *orig_command;
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/* fd */
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gint fdout[2];
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gint fdin[2];
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@ -69,8 +70,6 @@ struct _GstPipefilter {
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gulong bytes_per_read; /* bytes per read */
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gulong seq; /* buffer sequence number */
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gint control;
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};
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struct _GstPipefilterClass {
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2
test/.gitignore
vendored
2
test/.gitignore
vendored
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@ -39,3 +39,5 @@ aviparse
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avi2mpg
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vidcapture
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mp2tomp1
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mp1tomp1
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pipetest
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@ -36,6 +36,8 @@ void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
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g_return_if_fail(decode != NULL);
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audio_encode = gst_elementfactory_make("pipefilter","audio_encode");
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g_return_if_fail(audio_encode != NULL);
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gtk_object_set(GTK_OBJECT(audio_encode),"command",
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"lame -x -s 48 --resample 44.1 - -", NULL);
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// create the thread and pack stuff into it
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audio_thread = gst_thread_new("audio_thread");
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