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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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trying to convert mixer to incsched, not working yet
Original commit message from CVS: trying to convert mixer to incsched, not working yet
This commit is contained in:
Thomas Vander Stichele
parent
7d7de1b296
commit
9ae4474e81
2 changed files with 58 additions and 70 deletions
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@ -4,10 +4,10 @@
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* demonstrates the adder plugin and the volume envelope plugin
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* work in progress but do try it out
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*
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* Latest change : 16/04/2001
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* multiple input channels allowed
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* volume envelope adapted
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* Version : 0.3
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* Latest change : 28/04/2001
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* trying to adapt to incsched
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*
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* Version : 0.4
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*/
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#include <stdlib.h>
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@ -82,8 +82,9 @@ gst_play_typefind (GstBin *bin, GstElement *element)
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int main(int argc,char *argv[])
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{
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int i;
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int i, j;
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int num_channels;
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gboolean done;
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char buffer[20];
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@ -108,38 +109,41 @@ int main(int argc,char *argv[])
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/* set up output channel and main bin */
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/* create adder */
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adder = gst_elementfactory_make("adder", "adderel");
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adder = gst_elementfactory_make ("adder", "adderel");
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/* create an audio sink */
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audiosink = gst_elementfactory_make("esdsink", "play_audio");
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audiosink = gst_elementfactory_make ("esdsink", "play_audio");
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/* create main bin */
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main_bin = gst_bin_new("bin");
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main_bin = gst_pipeline_new("bin");
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/* connect adder and output to bin */
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gst_bin_add(GST_BIN(main_bin), adder);
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gst_bin_add(GST_BIN(main_bin), audiosink);
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GST_INFO (0, "main: adding adder to bin");
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gst_bin_add (GST_BIN(main_bin), adder);
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GST_INFO (0, "main: adding audiosink to bin");
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gst_bin_add (GST_BIN(main_bin), audiosink);
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/* connect adder and audiosink */
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gst_pad_connect(gst_element_get_pad(adder,"src"),
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gst_element_get_pad(audiosink,"sink"));
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/* create input channels, add to bin and connect */
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/* start looping */
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input_channels = NULL;
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for (i = 1; i < argc; ++i)
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{
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printf ("Opening channel %d from file %s...\n", i, argv[i]);
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channel_in = create_input_channel (i, argv[i]);
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input_channels = g_list_append (input_channels, channel_in);
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gst_bin_add(GST_BIN(main_bin), channel_in->pipe);
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input_channels = g_list_append (input_channels, channel_in);
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gst_element_set_state (main_bin, GST_STATE_PAUSED);
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gst_bin_add (GST_BIN(main_bin), channel_in->pipe);
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/* request pads and connect to adder */
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GST_INFO (0, "requesting pad\n");
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pad = gst_element_request_pad_by_name (adder, "sink%d");
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g_print ("\tGot new adder sink pad %s\n", gst_pad_get_name (pad));
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printf ("\tGot new adder sink pad %s\n", gst_pad_get_name (pad));
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sprintf (buffer, "channel%d", i);
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gst_pad_connect (gst_element_get_pad (channel_in->pipe, buffer), pad);
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@ -180,22 +184,17 @@ int main(int argc,char *argv[])
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env_register_cp (channel_in->volenv, num_channels * 10.0 , 1.0 / num_channels); /* to end level */
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}
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/* sleep a few seconds doesn't seem to help anyway */
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printf ("Sleeping a few seconds ...\n");
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sleep (2);
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printf ("Waking up ...\n");
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/* start playing */
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gst_element_set_state(main_bin, GST_STATE_PLAYING);
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playing = TRUE;
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while (playing) {
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j = 0;
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while (playing && j < 1000)
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{
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gst_bin_iterate(GST_BIN(main_bin));
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++j;
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}
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/* stop the bin */
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gst_element_set_state(main_bin, GST_STATE_NULL);
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@ -229,10 +228,8 @@ create_input_channel (int id, char* location)
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GstCaps *srccaps;
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GstElement *new_element;
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating channel with id %d for file %s\n",
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GST_DEBUG (0, "c_i_p : creating channel with id %d for file %s\n",
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id, location);
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#endif
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/* allocate channel */
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@ -245,23 +242,20 @@ create_input_channel (int id, char* location)
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/* create channel */
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating pipeline\n");
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#endif
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GST_DEBUG (0, "c_i_p : creating pipeline\n");
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channel->pipe = gst_bin_new ("pipeline");
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g_assert(channel->pipe != NULL);
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/* create elements */
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating disksrc\n");
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#endif
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GST_DEBUG(0, "c_i_p : creating disksrc\n");
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sprintf (buffer, "disksrc%d", id);
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channel->disksrc = gst_elementfactory_make ("disksrc", buffer);
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g_assert(channel->disksrc != NULL);
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GST_DEBUG(0, "c_i_p : setting location\n");
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gtk_object_set(GTK_OBJECT(channel->disksrc),"location", location, NULL);
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/* add disksrc to the bin before autoplug */
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@ -4,10 +4,10 @@
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* demonstrates the adder plugin and the volume envelope plugin
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* work in progress but do try it out
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*
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* Latest change : 16/04/2001
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* multiple input channels allowed
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* volume envelope adapted
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* Version : 0.3
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* Latest change : 28/04/2001
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* trying to adapt to incsched
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*
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* Version : 0.4
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*/
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#include <stdlib.h>
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@ -82,8 +82,9 @@ gst_play_typefind (GstBin *bin, GstElement *element)
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int main(int argc,char *argv[])
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{
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int i;
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int i, j;
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int num_channels;
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gboolean done;
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char buffer[20];
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@ -108,38 +109,41 @@ int main(int argc,char *argv[])
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/* set up output channel and main bin */
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/* create adder */
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adder = gst_elementfactory_make("adder", "adderel");
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adder = gst_elementfactory_make ("adder", "adderel");
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/* create an audio sink */
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audiosink = gst_elementfactory_make("esdsink", "play_audio");
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audiosink = gst_elementfactory_make ("esdsink", "play_audio");
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/* create main bin */
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main_bin = gst_bin_new("bin");
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main_bin = gst_pipeline_new("bin");
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/* connect adder and output to bin */
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gst_bin_add(GST_BIN(main_bin), adder);
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gst_bin_add(GST_BIN(main_bin), audiosink);
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GST_INFO (0, "main: adding adder to bin");
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gst_bin_add (GST_BIN(main_bin), adder);
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GST_INFO (0, "main: adding audiosink to bin");
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gst_bin_add (GST_BIN(main_bin), audiosink);
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/* connect adder and audiosink */
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gst_pad_connect(gst_element_get_pad(adder,"src"),
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gst_element_get_pad(audiosink,"sink"));
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/* create input channels, add to bin and connect */
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/* start looping */
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input_channels = NULL;
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for (i = 1; i < argc; ++i)
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{
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printf ("Opening channel %d from file %s...\n", i, argv[i]);
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channel_in = create_input_channel (i, argv[i]);
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input_channels = g_list_append (input_channels, channel_in);
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gst_bin_add(GST_BIN(main_bin), channel_in->pipe);
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input_channels = g_list_append (input_channels, channel_in);
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gst_element_set_state (main_bin, GST_STATE_PAUSED);
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gst_bin_add (GST_BIN(main_bin), channel_in->pipe);
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/* request pads and connect to adder */
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GST_INFO (0, "requesting pad\n");
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pad = gst_element_request_pad_by_name (adder, "sink%d");
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g_print ("\tGot new adder sink pad %s\n", gst_pad_get_name (pad));
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printf ("\tGot new adder sink pad %s\n", gst_pad_get_name (pad));
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sprintf (buffer, "channel%d", i);
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gst_pad_connect (gst_element_get_pad (channel_in->pipe, buffer), pad);
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@ -180,22 +184,17 @@ int main(int argc,char *argv[])
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env_register_cp (channel_in->volenv, num_channels * 10.0 , 1.0 / num_channels); /* to end level */
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}
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/* sleep a few seconds doesn't seem to help anyway */
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printf ("Sleeping a few seconds ...\n");
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sleep (2);
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printf ("Waking up ...\n");
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/* start playing */
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gst_element_set_state(main_bin, GST_STATE_PLAYING);
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playing = TRUE;
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while (playing) {
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j = 0;
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while (playing && j < 1000)
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{
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gst_bin_iterate(GST_BIN(main_bin));
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++j;
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}
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/* stop the bin */
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gst_element_set_state(main_bin, GST_STATE_NULL);
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@ -229,10 +228,8 @@ create_input_channel (int id, char* location)
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GstCaps *srccaps;
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GstElement *new_element;
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating channel with id %d for file %s\n",
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GST_DEBUG (0, "c_i_p : creating channel with id %d for file %s\n",
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id, location);
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#endif
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/* allocate channel */
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@ -245,23 +242,20 @@ create_input_channel (int id, char* location)
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/* create channel */
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating pipeline\n");
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#endif
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GST_DEBUG (0, "c_i_p : creating pipeline\n");
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channel->pipe = gst_bin_new ("pipeline");
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g_assert(channel->pipe != NULL);
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/* create elements */
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#ifdef DEBUG
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printf ("DEBUG : c_i_p : creating disksrc\n");
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#endif
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GST_DEBUG(0, "c_i_p : creating disksrc\n");
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sprintf (buffer, "disksrc%d", id);
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channel->disksrc = gst_elementfactory_make ("disksrc", buffer);
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g_assert(channel->disksrc != NULL);
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GST_DEBUG(0, "c_i_p : setting location\n");
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gtk_object_set(GTK_OBJECT(channel->disksrc),"location", location, NULL);
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/* add disksrc to the bin before autoplug */
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