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Added more accurate mpeg system stream detection (MPEG1 and MPEG2)

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Original commit message from CVS:
Added more accurate mpeg system stream detection (MPEG1 and MPEG2)
Added mpeg2 playback for gstplay
This commit is contained in:
Wim Taymans 2000-06-25 22:21:44 +00:00
parent a3d5d3a62b
commit cb3af06726
6 changed files with 183 additions and 4 deletions
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2
gstplay/Makefile.am
View file

@ -8,7 +8,7 @@ bin_PROGRAMS = gstplay
gstplay_SOURCES = \
main.c \
mpeg1.c avi.c\
mpeg1.c mpeg2.c avi.c\
support.c support.h \
interface.c interface.h \
callbacks.c callbacks.h

4
gstplay/codecs.h
View file

@ -3,5 +3,9 @@
void mpeg1_new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline);
void mpeg1_setup_video_thread(GstPad *pad, GstElement *show, GstElement *pipeline);
/* mpeg2.c */
void mpeg2_new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline);
void mpeg2_setup_video_thread(GstPad *pad, GstElement *show, GstElement *pipeline);
/* avi.c */
void avi_new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline);

8
gstplay/main.c
View file

@ -41,11 +41,16 @@ void have_type(GstSink *sink) {
gst_pad_disconnect(gst_element_get_pad(src,"src"),
gst_element_get_pad(GST_ELEMENT(sink),"sink"));
if (strstr(gsttype->mime, "mpeg-system")) {
if (strstr(gsttype->mime, "mpeg1-system")) {
parse = gst_elementfactory_make("mpeg1parse","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
GTK_SIGNAL_FUNC(mpeg1_new_pad_created),pipeline);
}
else if (strstr(gsttype->mime, "mpeg2-system")) {
parse = gst_elementfactory_make("mpeg2parse","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
GTK_SIGNAL_FUNC(mpeg2_new_pad_created),pipeline);
}
else if (strstr(gsttype->mime, "avi")) {
parse = gst_elementfactory_make("parseavi","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
@ -80,6 +85,7 @@ main (int argc, char *argv[])
gnome_init ("gstreamer", VERSION, argc, argv);
gst_init(&argc,&argv);
gst_plugin_load("mpeg1parse");
gst_plugin_load("mpeg2parse");
gst_plugin_load("mp1videoparse");
gst_plugin_load("mp3parse");
gst_plugin_load("parsewav");

169
gstplay/mpeg2.c Normal file
View file

@ -0,0 +1,169 @@
#define BUFFER 1
#define VIDEO_DECODER "mpeg2play"
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <gnome.h>
#include <gst/gst.h>
#include "codecs.h"
extern gboolean _gst_plugin_spew;
extern GstElement *show;
void mpeg2_new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline)
{
GstElement *parse_audio, *decode, *play;
GstElement *audio_queue;
GstElement *audio_thread;
g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
// 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");
// construct internal pipeline elements
parse_audio = gst_elementfactory_make("ac3parse","parse_audio");
g_return_if_fail(parse_audio != NULL);
decode = gst_elementfactory_make("ac3dec","decode_audio");
g_return_if_fail(decode != NULL);
play = gst_elementfactory_make("audiosink","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"));
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");
gtk_object_set(GTK_OBJECT(audio_queue),"max_level",30,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
gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
g_print("setting to RUNNING state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_RUNNING);
g_print("setting to PLAYING state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_PLAYING);
}
// connect to audio pad
//if (0) {
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("audiosink","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"));
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");
gtk_object_set(GTK_OBJECT(audio_queue),"max_level",BUFFER,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
gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
g_print("setting to RUNNING state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_RUNNING);
g_print("setting to PLAYING state\n");
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_PLAYING);
} else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
//} else if (0) {
mpeg2_setup_video_thread(pad, show, pipeline);
}
}
void mpeg2_setup_video_thread(GstPad *pad, GstElement *show, GstElement *pipeline)
{
GstElement *parse_video, *decode_video;
GstElement *video_queue;
GstElement *video_thread;
gst_plugin_load("mp1videoparse");
gst_plugin_load(VIDEO_DECODER);
// construct internal pipeline elements
parse_video = gst_elementfactory_make("mp1videoparse","parse_video");
g_return_if_fail(parse_video != NULL);
decode_video = gst_elementfactory_make(VIDEO_DECODER,"decode_video");
g_return_if_fail(decode_video != 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(show));
// set up pad connections
gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
gst_element_get_pad(parse_video,"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(show,"sink"));
// construct queue and connect everything in the main pipeline
video_queue = gst_elementfactory_make("queue","video_queue");
gtk_object_set(GTK_OBJECT(video_queue),"max_level",BUFFER,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
gtk_object_set(GTK_OBJECT(video_thread),"create_thread",TRUE,NULL);
g_print("setting to RUNNING state\n");
gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_RUNNING);
g_print("setting to PLAYING state\n");
gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_PLAYING);
g_print("\n");
}

2
libs/videoscale/gstvideoscale.c
View file

@ -270,7 +270,7 @@ static void generate_rowbytes(unsigned char *copy_row, int src_w, int dst_w, int
pos += inc;
}
*eip++ = RETURN;
DEBUG("scaler start/end %p %p %p\n", copy_row, eip, eip-copy_row);
g_print("scaler start/end %p %p %p\n", copy_row, eip, eip-copy_row);
}

2
libs/videoscale/gstvideoscale.h
View file

@ -39,7 +39,7 @@ struct _GstVideoScale {
guint format;
GstVideoScaleMethod method;
/* private */
guchar copy_row[4096];
guchar copy_row[8192];
guchar *temp;
void (*scale) (GstVideoScale *scale, unsigned char *src, unsigned char *dest);
void (*scaler) (GstVideoScale *scale, unsigned char *src, unsigned char *dest, int sw, int sh, int dw, int dh);