mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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9b0e11ec7e
Original commit message from CVS: Added seeking to some of the plugins. some MMX speedups in the MPEG decoders. Better YUV to MMX conversion implemented seeking to gstplay.
123 lines
4.7 KiB
C
123 lines
4.7 KiB
C
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#define BUFFER 15
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#define VIDEO_DECODER "mpeg_play"
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <gnome.h>
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#include <gst/gst.h>
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#include "codecs.h"
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extern gboolean _gst_plugin_spew;
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extern GstElement *show;
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extern GstElement *audio_play;
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void mpeg1_new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline)
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{
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GstElement *parse_audio, *decode;
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GstElement *audio_queue;
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GstElement *audio_thread;
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g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
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// connect to audio pad
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//if (0) {
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if (strncmp(gst_pad_get_name(pad), "audio_", 6) == 0 && audio_play) {
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gst_plugin_load("mp3parse");
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gst_plugin_load("mpg123");
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// construct internal pipeline elements
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parse_audio = gst_elementfactory_make("mp3parse","parse_audio");
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g_return_if_fail(parse_audio != NULL);
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decode = gst_elementfactory_make("mpg123","decode_audio");
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g_return_if_fail(decode != NULL);
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// create the thread and pack stuff into it
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audio_thread = gst_thread_new("audio_thread");
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g_return_if_fail(audio_thread != NULL);
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(parse_audio));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(decode));
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gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(audio_play));
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// set up pad connections
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gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
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gst_element_get_pad(parse_audio,"sink"));
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gst_pad_connect(gst_element_get_pad(parse_audio,"src"),
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gst_element_get_pad(decode,"sink"));
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gst_pad_connect(gst_element_get_pad(decode,"src"),
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gst_element_get_pad(audio_play,"sink"));
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// construct queue and connect everything in the main pipelie
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audio_queue = gst_elementfactory_make("queue","audio_queue");
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gtk_object_set(GTK_OBJECT(audio_queue),"max_level",BUFFER,NULL);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
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gst_pad_connect(pad,
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gst_element_get_pad(audio_queue,"sink"));
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gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
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gst_element_get_pad(audio_thread,"sink"));
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// set up thread state and kick things off
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gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
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g_print("setting to RUNNING state\n");
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gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_RUNNING);
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g_print("setting to PLAYING state\n");
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gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_PLAYING);
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} else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
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//} else if (0) {
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mpeg1_setup_video_thread(pad, show, pipeline);
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}
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}
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void mpeg1_setup_video_thread(GstPad *pad, GstElement *show, GstElement *pipeline)
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{
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GstElement *parse_video, *decode_video;
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GstElement *video_queue;
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GstElement *video_thread;
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gst_plugin_load("mp1videoparse");
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gst_plugin_load(VIDEO_DECODER);
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// construct internal pipeline elements
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parse_video = gst_elementfactory_make("mp1videoparse","parse_video");
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g_return_if_fail(parse_video != NULL);
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decode_video = gst_elementfactory_make(VIDEO_DECODER,"decode_video");
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g_return_if_fail(decode_video != NULL);
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// create the thread and pack stuff into it
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video_thread = gst_thread_new("video_thread");
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g_return_if_fail(video_thread != NULL);
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(parse_video));
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(decode_video));
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gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(show));
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// set up pad connections
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gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
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gst_element_get_pad(parse_video,"sink"));
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gst_pad_connect(gst_element_get_pad(parse_video,"src"),
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gst_element_get_pad(decode_video,"sink"));
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gst_pad_connect(gst_element_get_pad(decode_video,"src"),
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gst_element_get_pad(show,"sink"));
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// construct queue and connect everything in the main pipeline
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video_queue = gst_elementfactory_make("queue","video_queue");
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gtk_object_set(GTK_OBJECT(video_queue),"max_level",BUFFER,NULL);
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_queue));
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gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_thread));
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gst_pad_connect(pad,
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gst_element_get_pad(video_queue,"sink"));
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gst_pad_connect(gst_element_get_pad(video_queue,"src"),
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gst_element_get_pad(video_thread,"sink"));
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// set up thread state and kick things off
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gtk_object_set(GTK_OBJECT(video_thread),"create_thread",TRUE,NULL);
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g_print("setting to RUNNING state\n");
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gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_RUNNING);
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g_print("setting to PLAYING state\n");
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gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_PLAYING);
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g_print("\n");
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}
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