2 * Copyright (c) 2008 Luca Abeni
4 * This is free software; see GPL.txt
9 #include <libavformat/avformat.h>
10 #include <libavdevice/avdevice.h>
11 #include <libswscale/swscale.h>
18 #include "streamer_config.h"
22 #include <ul_logreg.h>
25 #ifdef CONFIG_STREAMER_WITH_FRSH
29 #ifdef CONFIG_STREAMER_WITH_FRSH
30 /*temporrary solution to pass network parameters */
31 extern long int udp_budget, udp_period;
32 #endif /*CONFIG_STREAMER_WITH_FRSH*/
34 static const char *sdp_file = "sdp.txt";
35 static const char *vdev = "/dev/video0";
36 static const char *dst = "127.0.0.1";
37 static int dport = 20000;
38 static int width = 352;
39 static int height = 288;
41 static const char *impform = "video4linux2";
42 AVFormatContext *s, *os;
44 static void sdp_print(AVFormatContext *s, const char *fname)
49 f = fopen(fname, "w");
50 avf_sdp_create(&s, 1, sdp, sizeof(sdp));
51 fprintf(f, "%s\n", sdp);
58 printf("usage: streamer [ options ]\n");
59 printf(" -w <number> send image width\n");
60 printf(" -h <number> send image height\n");
61 printf(" -r <number> refresh rate\n");
62 printf(" -r <path> video device [%s]\n", vdev);
63 printf(" -m <addr> destination IP address\n");
64 printf(" -i <string> input video device format [%s]\n", impform);
65 #ifdef CONFIG_STREAMER_WITH_FRSH
66 printf(" -b <number> network budget\n");
67 printf(" -p <number> network period for given budget\n");
68 #endif /*CONFIG_STREAMER_WITH_FRSH*/
70 printf(" -l <number>|<domain>=<number>,...\n");
71 #endif /*CONFIG_OC_ULUT*/
74 static int args_parse(int argc, char *argv[])
78 while ((v = getopt(argc, argv, "w:h:r:d:m:i:l:b:p:")) >= 0) {
84 height = atoi(optarg);
97 if(!strcmp(impform, "v4l"))
98 impform = "video4linux";
99 else if(!strcmp(impform, "v4l2"))
100 impform = "video4linux2";
102 #ifdef CONFIG_STREAMER_WITH_FRSH
104 udp_budget = atol(optarg);
107 udp_period = atol(optarg);
109 #endif /*CONFIG_STREAMER_WITH_FRSH*/
111 #ifdef CONFIG_OC_ULUT
113 ul_log_domain_arg2levels(optarg);
115 #endif /*CONFIG_OC_ULUT*/
117 default: /* unknown option */
118 fprintf(stderr, "%s: illegal option %c\n", argv[0], v);
127 int streamer_run_done_rq;
129 void* streamer_run(void* args)
134 while (!(done = streamer_run_done_rq)) {
136 pkt = read_input_packet(s);
143 pkt->pts += s->streams[pkt->stream_index]->start_time;
144 //rt_job_start(pkt->pts);
145 f = pkt_decode(s, pkt);
147 opkt = pkt_encode(os, f);
160 void wait_for_ending_command(void) {
162 sigemptyset(&sigset);
163 sigaddset(&sigset, SIGINT);
164 sigaddset(&sigset, SIGTERM);
165 sigwaitinfo(&sigset, NULL);
167 static void block_signals(void) {
169 sigemptyset(&sigset);
170 sigaddset(&sigset, SIGINT);
171 sigaddset(&sigset, SIGTERM);
172 sigprocmask(SIG_BLOCK,&sigset,NULL);
173 pthread_sigmask(SIG_BLOCK,&sigset,NULL);
177 int main(int argc, char *argv[])
180 //long int cpu_budget, cpu_period;
185 #ifdef CONFIG_STREAMER_WITH_FRSH
187 if (ret) PERROR_AND_EXIT(ret, "frsh_init1");
189 /* fill default network contract params */
192 #endif /*CONFIG_STREAMER_WITH_FRSH*/
194 avcodec_register_all();
196 avdevice_register_all();
198 args_parse(argc, argv);
200 s = open_input_stream(vdev, width, height, fps, impform);
202 fprintf(stderr, "Cannot open input file %s\n", vdev);
207 os = open_output_stream(dst, dport, CODEC_TYPE_VIDEO);
209 fprintf(stderr, "Cannot open output stream\n");
213 os->streams[0]->codec->width = s->streams[0]->codec->width;
214 os->streams[0]->codec->height = s->streams[0]->codec->height;
215 os->streams[0]->codec->time_base = s->streams[0]->codec->time_base;
216 codec_connect(s->streams[0]->codec, os->streams[0]->codec);
218 dump_format(os, 0, os->filename, 1);
219 sdp_print(os, sdp_file);
222 frsh_thread_attr_t frsh_attr;
223 frsh_thread_id_t thread;
224 frsh_vres_id_t cpu_vres;
225 frsh_contract_t cpu_contract;
226 frsh_rel_time_t cpu_budget, cpu_period;
228 cpu_budget = fosa_msec_to_rel_time(50);
229 cpu_period = fosa_msec_to_rel_time(100);
230 /* Contract negotiation for CPU */
231 ret = frsh_contract_init(&cpu_contract);
232 if (ret) PERROR_AND_EXIT(ret, "CPU:frsh_contract_init");
234 ret = frsh_contract_set_basic_params(&cpu_contract,
239 if (ret) PERROR_AND_EXIT(ret, "frsh_contract_set_basic_params");
240 ret = frsh_contract_set_resource_and_label(&cpu_contract,
241 FRSH_RT_PROCESSOR, FRSH_CPU_ID_DEFAULT, "aqcpu_cont");
242 if (ret) PERROR_AND_EXIT(ret, "frsh_contract_set_resource_and_label");
244 ret = frsh_contract_negotiate(&cpu_contract, &cpu_vres);
245 if (ret) PERROR_AND_EXIT(ret, "frsh_contract_negotiate");
246 printf("Aqcpu vres negotiated\n");
248 pthread_attr_init(&frsh_attr);
249 ret = frsh_thread_create_and_bind(cpu_vres, &thread, &frsh_attr,
250 streamer_run, (void*) NULL);
251 if (ret) PERROR_AND_EXIT(ret, "frsh_thread_create_and_bind");
253 wait_for_ending_command();
255 streamer_run_done_rq = 1;
257 pthread_join(thread.pthread_id, (void**) NULL);
259 printf("Ending contracts\n");
261 ret = frsh_contract_cancel(cpu_vres);
262 if (ret) PERROR_AND_EXIT(ret, "frsh_contract_cancel");
264 printf("Finishing\n");
268 pthread_t streamer_th;
270 pthread_attr_init(&attr);
272 ret = pthread_create(&streamer_th, &attr, streamer_run, (void*) NULL);
274 printf("Failed to create streamer thread\n.");
276 wait_for_ending_command();
278 streamer_run_done_rq = 1;
280 pthread_join(streamer_th, (void**) NULL);
282 printf("Finishing\n");