uvgrtp-base/docs/examples/sending.cc

#include <uvgrtp/lib.hh>

#define PAYLOAD_MAXLEN 100

int main(void)
{
    /* To use the library, one must create a global RTP context object */
    uvgrtp::context ctx;

    /* Each new IP address requires a separate RTP session */
    uvgrtp::session *sess = ctx.create_session("127.0.0.1");

    /* Each RTP session has one or more media streams. These media streams are bidirectional
     * and they require both source and destination ports for the connection. One must also
     * specify the media format for the stream and any configuration flags if needed.
     *
     * See configuration.cc for more details about configuration.
     *
     * First port is source port aka the port that we listen to and second port is the port
     * that remote listens to
     *
     * This same object is used for both sending and receiving media
     *
     * In this example, we have one media stream with the remote participant: H265 */
    uvgrtp::media_stream *hevc = sess->create_stream(8888, 8889, RTP_FORMAT_H265, RTP_NO_FLAGS);

    uint8_t *buffer = new uint8_t[PAYLOAD_MAXLEN];

    for (int i = 0; i < 10; ++i) {
        if (hevc->push_frame(buffer, PAYLOAD_MAXLEN, RTP_NO_FLAGS) != RTP_OK)
            fprintf(stderr, "Failed to send RTP frame!");
    }

    /* Session must be destroyed manually */
    delete[] buffer;
    ctx.destroy_session(sess);

    return 0;
}