mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-05 18:18:24 -05:00
169 lines
4.6 KiB
C
Executable File
169 lines
4.6 KiB
C
Executable File
/*
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* Copyright (c) 2013 Stefano Sabatini
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include <zmq.h>
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#include "libavutil/mem.h"
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#include "libavutil/bprint.h"
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#if HAVE_UNISTD_H
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#include <unistd.h> /* getopt */
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#endif
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#if !HAVE_GETOPT
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#include "compat/getopt.c"
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#endif
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/**
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* @file
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* zmq message sender example, meant to be used with the zmq filters
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*/
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static void usage(void)
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{
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printf("send message to ZMQ recipient, to use with the zmq filters\n");
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printf("usage: zmqsend [OPTIONS]\n");
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printf("\n"
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"Options:\n"
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"-b ADDRESS set bind address\n"
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"-h print this help\n"
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"-i INFILE set INFILE as input file, stdin if omitted\n");
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}
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int main(int argc, char **argv)
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{
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AVBPrint src;
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char *src_buf, *recv_buf;
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int c;
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int recv_buf_size, ret = 0;
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void *zmq_ctx, *socket;
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const char *bind_address = "tcp://localhost:5555";
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const char *infilename = NULL;
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FILE *infile = NULL;
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zmq_msg_t msg;
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while ((c = getopt(argc, argv, "b:hi:")) != -1) {
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switch (c) {
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case 'b':
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bind_address = optarg;
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break;
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case 'h':
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usage();
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return 0;
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case 'i':
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infilename = optarg;
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break;
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case '?':
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return 1;
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}
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}
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if (!infilename || !strcmp(infilename, "-")) {
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infilename = "stdin";
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infile = stdin;
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} else {
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infile = fopen(infilename, "r");
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}
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if (!infile) {
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av_log(NULL, AV_LOG_ERROR,
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"Impossible to open input file '%s': %s\n", infilename, strerror(errno));
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return 1;
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}
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zmq_ctx = zmq_ctx_new();
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if (!zmq_ctx) {
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av_log(NULL, AV_LOG_ERROR,
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"Could not create ZMQ context: %s\n", zmq_strerror(errno));
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return 1;
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}
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socket = zmq_socket(zmq_ctx, ZMQ_REQ);
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if (!socket) {
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av_log(NULL, AV_LOG_ERROR,
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"Could not create ZMQ socket: %s\n", zmq_strerror(errno));
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ret = 1;
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goto end;
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}
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if (zmq_connect(socket, bind_address) == -1) {
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av_log(NULL, AV_LOG_ERROR, "Could not bind ZMQ responder to address '%s': %s\n",
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bind_address, zmq_strerror(errno));
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ret = 1;
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goto end;
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}
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/* grab the input and store it in src */
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av_bprint_init(&src, 1, AV_BPRINT_SIZE_UNLIMITED);
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while ((c = fgetc(infile)) != EOF)
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av_bprint_chars(&src, c, 1);
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av_bprint_chars(&src, 0, 1);
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if (!av_bprint_is_complete(&src)) {
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av_log(NULL, AV_LOG_ERROR, "Could not allocate a buffer for the source string\n");
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av_bprint_finalize(&src, NULL);
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ret = 1;
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goto end;
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}
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av_bprint_finalize(&src, &src_buf);
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if (zmq_send(socket, src_buf, strlen(src_buf), 0) == -1) {
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av_log(NULL, AV_LOG_ERROR, "Could not send message: %s\n", zmq_strerror(errno));
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ret = 1;
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goto end;
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}
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if (zmq_msg_init(&msg) == -1) {
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av_log(NULL, AV_LOG_ERROR,
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"Could not initialize receiving message: %s\n", zmq_strerror(errno));
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ret = 1;
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goto end;
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}
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if (zmq_msg_recv(&msg, socket, 0) == -1) {
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av_log(NULL, AV_LOG_ERROR,
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"Could not receive message: %s\n", zmq_strerror(errno));
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zmq_msg_close(&msg);
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ret = 1;
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goto end;
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}
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recv_buf_size = zmq_msg_size(&msg) + 1;
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recv_buf = av_malloc(recv_buf_size);
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if (!recv_buf) {
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av_log(NULL, AV_LOG_ERROR,
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"Could not allocate receiving message buffer\n");
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zmq_msg_close(&msg);
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ret = 1;
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goto end;
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}
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memcpy(recv_buf, zmq_msg_data(&msg), recv_buf_size - 1);
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recv_buf[recv_buf_size-1] = 0;
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printf("%s\n", recv_buf);
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zmq_msg_close(&msg);
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av_free(recv_buf);
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end:
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zmq_close(socket);
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zmq_ctx_destroy(zmq_ctx);
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return ret;
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}
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