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gstreamer/test/mp2toavi.c
Erik Walthinsen 7f8d8fe8d5 Merged from GOBJECT1 to HEAD at 200106241 
Original commit message from CVS:
Merged from GOBJECT1 to HEAD at 200106241
2001-06-25 01:20:11 +00:00

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C
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#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <glib.h>
#include <gst/gst.h>
GstElement *mux;
GstElement *merge_subtitles;
void eof(GstElement *src) {
g_print("have eos, quitting\n");
exit(0);
}
void frame_encoded(GstElement *element, gint framenum, gpointer data) {
gulong frame_size;
static gulong total = 0;
frame_size = gst_util_get_long_arg(G_OBJECT(element),"last_frame_size");
total+=frame_size;
g_print("encoded frame %d %ld %ld\n", framenum, frame_size, total/(framenum+1));
}
void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
GstElement *parse_audio, *parse_video, *decode, *decode_video, *play, *encode, *audio_resample;
GstElement *smooth, *median;
GstElement *audio_queue, *video_queue;
GstElement *audio_thread, *video_thread;
GstElement *videoscale, *audio_encode;
g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PAUSED);
// connect to audio pad
if (0) {
//if (strncmp(gst_pad_get_name(pad), "private_stream_1.0", 18) == 0) {
gst_plugin_load("ac3parse");
gst_plugin_load("ac3dec");
gst_plugin_load("audioscale");
gst_plugin_load("mpegaudio");
// construct internal pipeline elements
parse_audio = gst_elementfactory_make("ac3parse","parse_audio");
g_return_if_fail(parse_audio != NULL);
g_object_set(G_OBJECT(parse_audio),"skip", 15, NULL);
decode = gst_elementfactory_make("ac3dec","decode_audio");
g_return_if_fail(decode != NULL);
audio_resample = gst_elementfactory_make("audioscale","audioscale");
g_return_if_fail(audio_resample != NULL);
g_object_set(G_OBJECT(audio_resample),"frequency", 44100, NULL);
audio_encode = gst_elementfactory_make("mpegaudio","audio_encode");
//audio_encode = gst_elementfactory_make("pipefilter","audio_encode");
g_return_if_fail(audio_encode != NULL);
//g_object_set(G_OBJECT(audio_encode),"command", "lame -x - -", NULL);
// create the thread and pack stuff into it
audio_thread = gst_thread_new("audio_thread");
g_return_if_fail(audio_thread != NULL);
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(audio_resample));
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(audio_encode));
g_object_set(G_OBJECT(mux),"audio","00",NULL);
// set up pad connections
gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
gst_element_get_pad(parse_audio,"sink"),"sink");
gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
gst_element_get_pad(decode,"sink"));
gst_pad_connect(gst_element_get_pad(decode,"src"),
gst_element_get_pad(audio_resample,"sink"));
gst_pad_connect(gst_element_get_pad(audio_resample,"src"),
gst_element_get_pad(audio_encode,"sink"));
gst_pad_connect(gst_element_get_pad(audio_encode,"src"),
gst_element_get_pad(mux,"audio_00"));
// construct queue and connect everything in the main pipelie
audio_queue = gst_elementfactory_make("queue","audio_queue");
g_object_set(G_OBJECT(audio_queue),"max_level",1,NULL);
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
gst_pad_connect(pad,
gst_element_get_pad(audio_queue,"sink"));
gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
gst_element_get_pad(audio_thread,"sink"));
// set up thread state and kick things off
g_object_set(G_OBJECT(audio_thread),"create_thread",TRUE,NULL);
g_print("setting to READY state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_READY);
} else if (strncmp(gst_pad_get_name(pad), "subtitle_stream_4", 17) == 0) {
gst_pad_connect(pad,
gst_element_get_pad(merge_subtitles,"subtitle"));
} else if (strncmp(gst_pad_get_name(pad), "audio_", 6) == 0) {
gst_plugin_load("mp3parse");
gst_plugin_load("mpg123");
// construct internal pipeline elements
parse_audio = gst_elementfactory_make("mp3parse","parse_audio");
g_return_if_fail(parse_audio != NULL);
decode = gst_elementfactory_make("mpg123","decode_audio");
g_return_if_fail(decode != NULL);
play = gst_elementfactory_make("osssink","play_audio");
g_return_if_fail(play != NULL);
// create the thread and pack stuff into it
audio_thread = gst_thread_new("audio_thread");
g_return_if_fail(audio_thread != NULL);
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(play));
// set up pad connections
gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
gst_element_get_pad(parse_audio,"sink"),"sink");
gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
gst_element_get_pad(decode,"sink"));
gst_pad_connect(gst_element_get_pad(decode,"src"),
gst_element_get_pad(play,"sink"));
// construct queue and connect everything in the main pipelie
audio_queue = gst_elementfactory_make("queue","audio_queue");
g_object_set(G_OBJECT(audio_queue),"max_level",1,NULL);
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
gst_pad_connect(pad,
gst_element_get_pad(audio_queue,"sink"));
gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
gst_element_get_pad(audio_thread,"sink"));
// set up thread state and kick things off
g_object_set(G_OBJECT(audio_thread),"create_thread",TRUE,NULL);
g_print("setting to READY state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_READY);
} else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
//} else if (0) {
gst_plugin_load("mp1videoparse");
gst_plugin_load("mpeg2play");
gst_plugin_load("mpeg2subt");
gst_plugin_load("smooth");
gst_plugin_load("median");
gst_plugin_load("videoscale");
gst_plugin_load("wincodec");
//gst_plugin_load("mpeg1encoder");
// construct internal pipeline elements
parse_video = gst_elementfactory_make("mp1videoparse","parse_video");
g_return_if_fail(parse_video != NULL);
decode_video = gst_elementfactory_make("mpeg2play","decode_video");
g_return_if_fail(decode_video != NULL);
merge_subtitles = gst_elementfactory_make("mpeg2subt","merge_subtitles");
g_return_if_fail(merge_subtitles != NULL);
videoscale = gst_elementfactory_make("videoscale","videoscale");
g_return_if_fail(videoscale != NULL);
//g_object_set(G_OBJECT(videoscale),"width",352, "height", 288,NULL);
g_object_set(G_OBJECT(videoscale),"width",640, "height", 480,NULL);
median = gst_elementfactory_make("median","median");
g_return_if_fail(median != NULL);
g_object_set(G_OBJECT(median),"filtersize",9,NULL);
g_object_set(G_OBJECT(median),"active",TRUE,NULL);
smooth = gst_elementfactory_make("smooth","smooth");
g_return_if_fail(smooth != NULL);
g_object_set(G_OBJECT(smooth),"filtersize",5,NULL);
g_object_set(G_OBJECT(smooth),"tolerance",9,NULL);
g_object_set(G_OBJECT(smooth),"active",FALSE,NULL);
encode = gst_elementfactory_make("winenc","encode");
g_return_if_fail(encode != NULL);
g_signal_connectc(G_OBJECT(encode),"frame_encoded",G_CALLBACK(frame_encoded),NULL,FALSE);
g_object_set(G_OBJECT(encode),"bitrate",800*4,NULL);
g_object_set(G_OBJECT(encode),"quality",10000,NULL);
//g_object_set(G_OBJECT(encode),"compression",NULL,NULL);
//encode = gst_elementfactory_make("mpeg1encoder","encode");
//g_object_set(G_OBJECT(show),"width",640, "height", 480,NULL);
g_object_set(G_OBJECT(mux),"video","00:DIV3",NULL);
// create the thread and pack stuff into it
video_thread = gst_thread_new("video_thread");
g_return_if_fail(video_thread != NULL);
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(parse_video));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(decode_video));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(merge_subtitles));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(median));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(smooth));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(videoscale));
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(encode));
// set up pad connections
gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
gst_element_get_pad(parse_video,"sink"),"sink");
gst_pad_connect(gst_element_get_pad(parse_video,"src"),
gst_element_get_pad(decode_video,"sink"));
gst_pad_connect(gst_element_get_pad(decode_video,"src"),
gst_element_get_pad(median,"sink"));
gst_pad_connect(gst_element_get_pad(median,"src"),
gst_element_get_pad(merge_subtitles,"video"));
gst_pad_connect(gst_element_get_pad(merge_subtitles,"src"),
gst_element_get_pad(videoscale,"sink"));
gst_pad_connect(gst_element_get_pad(videoscale,"src"),
gst_element_get_pad(smooth,"sink"));
gst_pad_connect(gst_element_get_pad(smooth,"src"),
gst_element_get_pad(encode,"sink"));
gst_pad_connect(gst_element_get_pad(encode,"src"),
gst_element_get_pad(mux,"video_00"));
// construct queue and connect everything in the main pipeline
video_queue = gst_elementfactory_make("queue","video_queue");
g_object_set(G_OBJECT(video_queue),"max_level",1,NULL);
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_queue));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_thread));
gst_pad_connect(pad,
gst_element_get_pad(video_queue,"sink"));
gst_pad_connect(gst_element_get_pad(video_queue,"src"),
gst_element_get_pad(video_thread,"sink"));
// set up thread state and kick things off
g_object_set(G_OBJECT(video_thread),"create_thread",TRUE,NULL);
g_print("setting to READY state\n");
gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_READY);
}
g_print("\n");
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
}
int main(int argc,char *argv[]) {
GstElement *pipeline, *src, *parse;
GstElement *fdsink;
GstElementFactory *fdsinkfactory;
int fd;
g_print("have %d args\n",argc);
gst_init(&argc,&argv);
gst_plugin_load("mpeg2parse");
gst_plugin_load("aviencoder");
pipeline = gst_pipeline_new("pipeline");
g_return_val_if_fail(pipeline != NULL, -1);
if (strstr(argv[1],"video_ts")) {
src = gst_elementfactory_make("dvdsrc","src");
g_print("using DVD source\n");
} else
src = gst_elementfactory_make("disksrc","src");
g_return_val_if_fail(src != NULL, -1);
g_object_set(G_OBJECT(src),"location",argv[1],NULL);
g_print("should be using file '%s'\n",argv[1]);
g_print("should be using output file '%s'\n",argv[2]);
parse = gst_elementfactory_make("mpeg2parse","parse");
g_return_val_if_fail(parse != NULL, -1);
mux = gst_elementfactory_make("aviencoder","mux");
g_return_val_if_fail(mux != NULL, -1);
fd = open(argv[2],O_CREAT|O_RDWR|O_TRUNC, S_IREAD|S_IWRITE);
fdsinkfactory = gst_elementfactory_find("fdsink");
g_return_val_if_fail(fdsinkfactory != NULL, -1);
fdsink = gst_elementfactory_create(fdsinkfactory,"fdsink");
g_return_val_if_fail(fdsink != NULL, -1);
g_object_set(G_OBJECT(fdsink),"fd",fd,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(mux));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(fdsink));
g_signal_connectc(G_OBJECT(parse),"new_pad",mp2tomp1, pipeline, FALSE);
g_signal_connectc(G_OBJECT(src),"eos",G_CALLBACK(eof),NULL, FALSE);
gst_pad_connect(gst_element_get_pad(src,"src"),
gst_element_get_pad(parse,"sink"));
gst_pad_connect(gst_element_get_pad(mux,"src"),
gst_element_get_pad(fdsink,"sink"));
g_print("setting to READY state\n");
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
while (1) {
gst_bin_iterate(GST_BIN(pipeline));
}
}
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