Exemple #1
0
static int find_device(pjmedia_dir dir,
		       pj_bool_t has_callback)
{
    unsigned i, count = pjmedia_vid_dev_count();
 
    for (i = 0; i < count; ++i) {
	pjmedia_vid_dev_info cdi;

	if (pjmedia_vid_dev_get_info(i, &cdi) != PJ_SUCCESS)
	    continue;
	if ((cdi.dir & dir) != 0 && cdi.has_callback == has_callback)
	    return i;
    }
    
    return -999;
}
Exemple #2
0
static int encode_decode_test(pj_pool_t *pool, const char *codec_id,
                              pjmedia_vid_packing packing)
{
    const pj_str_t port_name = {"codec", 5};

    pjmedia_vid_codec *codec=NULL;
    pjmedia_port codec_port;
    codec_port_data_t codec_port_data;
    pjmedia_vid_codec_param codec_param;
    const pjmedia_vid_codec_info *codec_info;
    const char *packing_name;
    pjmedia_vid_dev_index cap_idx, rdr_idx;
    pjmedia_vid_port *capture=NULL, *renderer=NULL;
    pjmedia_vid_port_param vport_param;
    pjmedia_video_format_detail *vfd;
    char codec_name[5];
    pj_status_t status;
    int rc = 0;

    switch (packing) {
    case PJMEDIA_VID_PACKING_PACKETS:
        packing_name = "framed";
        break;
    case PJMEDIA_VID_PACKING_WHOLE:
        packing_name = "whole";
        break;
    default:
        packing_name = "unknown";
        break;
    }

    PJ_LOG(3, (THIS_FILE, "  encode decode test: codec=%s, packing=%s",
               codec_id, packing_name));

    /* Lookup codec */
    {
        pj_str_t codec_id_st;
        unsigned info_cnt = 1;

        /* Lookup codec */
        pj_cstr(&codec_id_st, codec_id);
        status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL, &codec_id_st,
                 &info_cnt,
                 &codec_info, NULL);
        if (status != PJ_SUCCESS) {
            rc = 205;
            goto on_return;
        }
    }


#if CAPTURE_DEV == -1
    /* Lookup colorbar source */
    status = pjmedia_vid_dev_lookup("Colorbar", "Colorbar generator", &cap_idx);
    if (status != PJ_SUCCESS) {
        rc = 206;
        goto on_return;
    }
#elif CAPTURE_DEV == -2
    /* Lookup any first non-colorbar source */
    {
        unsigned i, cnt;
        pjmedia_vid_dev_info info;

        cap_idx = -1;
        cnt = pjmedia_vid_dev_count();
        for (i = 0; i < cnt; ++i) {
            status = pjmedia_vid_dev_get_info(i, &info);
            if (status != PJ_SUCCESS) {
                rc = 206;
                goto on_return;
            }
            if (info.dir & PJMEDIA_DIR_CAPTURE &&
                    pj_ansi_stricmp(info.driver, "Colorbar"))
            {
                cap_idx = i;
                break;
            }
        }

        if (cap_idx == -1) {
            status = PJ_ENOTFOUND;
            rc = 206;
            goto on_return;
        }
    }
#else
    cap_idx = CAPTURE_DEV;
#endif

    /* Lookup SDL renderer */
    status = pjmedia_vid_dev_lookup("SDL", "SDL renderer", &rdr_idx);
    if (status != PJ_SUCCESS) {
        rc = 207;
        goto on_return;
    }

    /* Prepare codec */
    {
        pj_str_t codec_id_st;
        unsigned info_cnt = 1;
        const pjmedia_vid_codec_info *codec_info;

        /* Lookup codec */
        pj_cstr(&codec_id_st, codec_id);
        status = pjmedia_vid_codec_mgr_find_codecs_by_id(NULL, &codec_id_st,
                 &info_cnt,
                 &codec_info, NULL);
        if (status != PJ_SUCCESS) {
            rc = 245;
            goto on_return;
        }
        status = pjmedia_vid_codec_mgr_get_default_param(NULL, codec_info,
                 &codec_param);
        if (status != PJ_SUCCESS) {
            rc = 246;
            goto on_return;
        }

        codec_param.packing = packing;

        /* Open codec */
        status = pjmedia_vid_codec_mgr_alloc_codec(NULL, codec_info,
                 &codec);
        if (status != PJ_SUCCESS) {
            rc = 250;
            goto on_return;
        }

        status = pjmedia_vid_codec_init(codec, pool);
        if (status != PJ_SUCCESS) {
            rc = 251;
            goto on_return;
        }

        status = pjmedia_vid_codec_open(codec, &codec_param);
        if (status != PJ_SUCCESS) {
            rc = 252;
            goto on_return;
        }

        /* After opened, codec will update the param, let's sync encoder &
         * decoder format detail.
         */
        codec_param.dec_fmt.det = codec_param.enc_fmt.det;

        /* Subscribe to codec events */
        pjmedia_event_subscribe(NULL, &codec_on_event, &codec_port_data,
                                codec);
    }

    pjmedia_vid_port_param_default(&vport_param);

    /* Create capture, set it to active (master) */
    status = pjmedia_vid_dev_default_param(pool, cap_idx,
                                           &vport_param.vidparam);
    if (status != PJ_SUCCESS) {
        rc = 220;
        goto on_return;
    }
    pjmedia_format_copy(&vport_param.vidparam.fmt, &codec_param.dec_fmt);
    vport_param.vidparam.dir = PJMEDIA_DIR_CAPTURE;
    vport_param.active = PJ_TRUE;

    if (vport_param.vidparam.fmt.detail_type != PJMEDIA_FORMAT_DETAIL_VIDEO) {
        rc = 221;
        goto on_return;
    }

    vfd = pjmedia_format_get_video_format_detail(&vport_param.vidparam.fmt,
            PJ_TRUE);
    if (vfd == NULL) {
        rc = 225;
        goto on_return;
    }

    status = pjmedia_vid_port_create(pool, &vport_param, &capture);
    if (status != PJ_SUCCESS) {
        rc = 226;
        goto on_return;
    }

    /* Create renderer, set it to passive (slave)  */
    vport_param.active = PJ_FALSE;
    vport_param.vidparam.dir = PJMEDIA_DIR_RENDER;
    vport_param.vidparam.rend_id = rdr_idx;
    vport_param.vidparam.disp_size = vfd->size;

    status = pjmedia_vid_port_create(pool, &vport_param, &renderer);
    if (status != PJ_SUCCESS) {
        rc = 230;
        goto on_return;
    }

    /* Init codec port */
    pj_bzero(&codec_port, sizeof(codec_port));
    status = pjmedia_port_info_init2(&codec_port.info, &port_name, 0x1234,
                                     PJMEDIA_DIR_ENCODING,
                                     &codec_param.dec_fmt);
    if (status != PJ_SUCCESS) {
        rc = 260;
        goto on_return;
    }

    codec_port_data.codec = codec;
    codec_port_data.rdr_port = renderer;
    codec_port_data.enc_buf_size = codec_param.dec_fmt.det.vid.size.w *
                                   codec_param.dec_fmt.det.vid.size.h * 4;
    codec_port_data.enc_buf = pj_pool_alloc(pool,
                                            codec_port_data.enc_buf_size);
    codec_port_data.pack_buf_size = codec_port_data.enc_buf_size;
    codec_port_data.pack_buf = pj_pool_alloc(pool,
                               codec_port_data.pack_buf_size);

    codec_port.put_frame = &codec_put_frame;
    codec_port.port_data.pdata = &codec_port_data;

    /* Connect capture to codec port */
    status = pjmedia_vid_port_connect(capture,
                                      &codec_port,
                                      PJ_FALSE);
    if (status != PJ_SUCCESS) {
        rc = 270;
        goto on_return;
    }

    PJ_LOG(3, (THIS_FILE, "    starting codec test: %s<->%.*s %dx%d",
               pjmedia_fourcc_name(codec_param.dec_fmt.id, codec_name),
               codec_info->encoding_name.slen,
               codec_info->encoding_name.ptr,
               codec_param.dec_fmt.det.vid.size.w,
               codec_param.dec_fmt.det.vid.size.h
              ));

    /* Start streaming.. */
    status = pjmedia_vid_port_start(renderer);
    if (status != PJ_SUCCESS) {
        rc = 275;
        goto on_return;
    }
    status = pjmedia_vid_port_start(capture);
    if (status != PJ_SUCCESS) {
        rc = 280;
        goto on_return;
    }

    /* Sleep while the video is being displayed... */
    pj_thread_sleep(10000);

on_return:
    if (status != PJ_SUCCESS) {
        PJ_PERROR(3, (THIS_FILE, status, "  error"));
    }
    if (capture)
        pjmedia_vid_port_stop(capture);
    if (renderer)
        pjmedia_vid_port_stop(renderer);
    if (capture)
        pjmedia_vid_port_destroy(capture);
    if (renderer)
        pjmedia_vid_port_destroy(renderer);
    if (codec) {
        pjmedia_event_unsubscribe(NULL, &codec_on_event, &codec_port_data,
                                  codec);
        pjmedia_vid_codec_close(codec);
        pjmedia_vid_codec_mgr_dealloc_codec(NULL, codec);
    }

    return rc;
}