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Added SCR and mux_rate calculations in the MPEG1 multiplexer. worked toward a unified putbits implementation

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Original commit message from CVS:
Added SCR and mux_rate calculations in the MPEG1 multiplexer.
worked toward a unified putbits implementation
Added an MPEG audio layer 1&2 encoder.
This commit is contained in:
Wim Taymans 2000-06-16 22:30:24 +00:00
parent f037c7a742
commit d3fb1a8bd3
3 changed files with 10 additions and 6 deletions
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1
configure.in
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@ -344,6 +344,7 @@ plugins/mpeg2/video/Makefile
plugins/mpeg2/mpeg2enc/Makefile
plugins/mpeg1/Makefile
plugins/mpeg1/mpeg_play/Makefile
plugins/mpeg1/mpegaudio/Makefile
plugins/mpeg1/parse/Makefile
plugins/mpeg1/system_encode/Makefile
plugins/mpeg1/mpeg1encoder/Makefile

1
libs/colorspace/gstcolorspace.c
View file

@ -42,6 +42,7 @@ GstColorSpace *gst_colorspace_new(int width, int height, GstColorSpaceType srcsp
new->srcspace = srcspace;
new->destspace = destspace;
new->visual = destvisual;
new->color_tables = NULL;
new->convert = NULL;
DEBUG("gst_colorspace: new\n");

14
test/mp2tomp1.c
View file

@ -27,19 +27,21 @@ void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
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);
gtk_object_set(GTK_OBJECT(parse_audio),"skip", 0, NULL);
gtk_object_set(GTK_OBJECT(parse_audio),"skip", 20, 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);
gtk_object_set(GTK_OBJECT(audio_resample),"frequency", 44100, NULL);
audio_encode = gst_elementfactory_make("pipefilter","audio_encode");
audio_encode = gst_elementfactory_make("mpegaudio","audio_encode");
//audio_encode = gst_elementfactory_make("pipefilter","audio_encode");
g_return_if_fail(audio_encode != NULL);
gtk_object_set(GTK_OBJECT(audio_encode),"command",
"lame -x - -", NULL);
//gtk_object_set(GTK_OBJECT(audio_encode),"command", "lame -x - -", NULL);
// create the thread and pack stuff into it
audio_thread = gst_thread_new("audio_thread");
@ -139,7 +141,7 @@ void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
g_return_if_fail(decode_video != NULL);
videoscale = gst_elementfactory_make("videoscale","videoscale");
g_return_if_fail(videoscale != NULL);
gtk_object_set(GTK_OBJECT(videoscale),"width",352, "height", 240,NULL);
gtk_object_set(GTK_OBJECT(videoscale),"width",352, "height", 288,NULL);
median = gst_elementfactory_make("median","median");
g_return_if_fail(median != NULL);
gtk_object_set(GTK_OBJECT(median),"filtersize",9,NULL);
@ -149,7 +151,7 @@ void mp2tomp1(GstElement *parser,GstPad *pad, GstElement *pipeline) {
gtk_object_set(GTK_OBJECT(smooth),"tolerance",9,NULL);
encode = gst_elementfactory_make("mpeg2enc","encode");
g_return_if_fail(encode != NULL);
gtk_object_set(GTK_OBJECT(encode),"frames_per_second",29.97,NULL);
gtk_object_set(GTK_OBJECT(encode),"frames_per_second",25.0,NULL);
//encode = gst_elementfactory_make("mpeg1encoder","encode");
//gtk_object_set(GTK_OBJECT(show),"width",640, "height", 480,NULL);