mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-14 21:31:27 +00:00
68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
#include <string.h>
|
|
#include <gst/gst.h>
|
|
|
|
static gchar *audio_out;
|
|
static gchar *video_out;
|
|
|
|
static void
|
|
frame_encoded (GstElement *element, GstElement *pipeline)
|
|
{
|
|
fprintf (stderr, ".");
|
|
}
|
|
|
|
static void
|
|
new_pad (GstElement *element, GstPad *pad, GstElement *pipeline)
|
|
{
|
|
gst_element_set_state (pipeline, GST_STATE_PAUSED);
|
|
|
|
if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
|
|
gst_parse_launch (g_strdup_printf ("mpeg2dec[vdec] ! "
|
|
"ffmpegenc_mpeg1video[venc] width=352 height=288 bit_rate=1220000 ! "
|
|
"disksink[dv] location=%s", video_out),
|
|
GST_BIN (pipeline));
|
|
|
|
g_signal_connect (gst_bin_get_by_name (GST_BIN (pipeline), "venc"), "frame_encoded",
|
|
G_CALLBACK (frame_encoded), pipeline);
|
|
gst_pad_connect (pad, gst_element_get_pad (gst_bin_get_by_name (GST_BIN (pipeline), "vdec"), "sink"));
|
|
}
|
|
else if (strcmp(gst_pad_get_name(pad), "private_stream_1.0") == 0) {
|
|
gst_parse_launch (g_strdup_printf ("ac3dec[adec] ! ffmpegenc_mp2[aenc] ! "
|
|
"disksink[da] location=%s", audio_out), GST_BIN (pipeline));
|
|
|
|
g_signal_connect (gst_bin_get_by_name (GST_BIN (pipeline), "aenc"), "frame_encoded",
|
|
G_CALLBACK (frame_encoded), pipeline);
|
|
gst_pad_connect (pad, gst_element_get_pad (gst_bin_get_by_name (GST_BIN (pipeline), "adec"), "sink"));
|
|
}
|
|
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
GstElement *pipeline;
|
|
GstElement *parser;
|
|
|
|
gst_init (&argc, &argv);
|
|
|
|
if (argc != 4) {
|
|
g_print ("usage: %s <file.vob> <out.mp2> <out.mpv>\n", argv[0]);
|
|
return -1;
|
|
}
|
|
audio_out = argv[2];
|
|
video_out = argv[3];
|
|
|
|
pipeline = gst_pipeline_new ("main_pipeline");
|
|
gst_parse_launch (g_strdup_printf("disksrc location=%s ! "
|
|
"mpeg2parse[parser]", argv[1]), GST_BIN (pipeline));
|
|
|
|
parser = gst_bin_get_by_name (GST_BIN (pipeline), "parser");
|
|
g_assert (parser != NULL);
|
|
|
|
g_signal_connect (G_OBJECT (parser), "new_pad", G_CALLBACK (new_pad), pipeline);
|
|
|
|
gst_element_set_state (pipeline, GST_STATE_PLAYING);
|
|
while (gst_bin_iterate (GST_BIN (pipeline)));
|
|
gst_element_set_state (pipeline, GST_STATE_NULL);
|
|
|
|
return 0;
|
|
}
|