Function encx264Init

libhb/encx264.c:315–669

* hb_work_encx264_init *********************************************************************** * **********************************************************************/

 *
 **********************************************************************/
int encx264Init( hb_work_object_t * w, hb_job_t * job )
{
    hb_work_private_t * pv = calloc( 1, sizeof( hb_work_private_t ) );
    x264_param_t        param;
    x264_nal_t        * nal;
    int                 nal_count, bit_depth;

    w->private_data = pv;

    bit_depth = hb_video_encoder_get_depth(job->vcodec);
    pv->api   = hb_x264_api_get(bit_depth);
    if (pv->api == NULL)
    {
        hb_error("encx264: hb_x264_api_get failed, bit-depth %d", bit_depth);
        return 1;
    }

    pv->job = job;
    pv->last_stop        = AV_NOPTS_VALUE;
    pv->chapter_queue    = hb_chapter_queue_init();

    if (pv->api->param_default_preset(&param,
                                  job->encoder_preset, job->encoder_tune) < 0)
    {
        free( pv );
        w->private_data = NULL;
        return 1;
    }

#if X264_BUILD >= 153
    param.i_bitdepth = bit_depth;
#endif

    /* If the PSNR or SSIM tunes are in use, enable the relevant metric */
    if (job->encoder_tune != NULL && *job->encoder_tune)
    {
        char *tmp = strdup(job->encoder_tune);
        char *tok = strtok(tmp,   ",./-+");
        do
        {
            if (!strncasecmp(tok, "psnr", 4))
            {
                param.analyse.b_psnr = 1;
                break;
            }
            if (!strncasecmp(tok, "ssim", 4))
            {
                param.analyse.b_ssim = 1;
                break;
            }
        }
        while ((tok = strtok(NULL, ",./-+")) != NULL);
        free(tmp);
    }

    /* Some HandBrake-specific defaults; users can override them
     * using the encoder_options string. */
    param.i_fps_num = job->vrate.num;