C++ (Cpp) p_write_nalu示例

示例#1

文件： x264.c 项目： clzhan/x264-vs2008

static int  Encode_frame( x264_t *h, hnd_t hout, x264_picture_t *pic )
{
    x264_picture_t pic_out;
    x264_nal_t *nal;
    int i_nal, i;
    int i_file = 0;

    if( x264_encoder_encode( h, &nal, &i_nal, pic, &pic_out ) < 0 )
    {
        fprintf( stderr, "x264_encoder_encode failed\n" );
    }

    for( i = 0; i < i_nal; i++ )
    {
        int i_size;
        int i_data;

        i_data = DATA_MAX;
        if( ( i_size = x264_nal_encode( data, &i_data, 1, &nal[i] ) ) > 0 )
        {
            i_file += p_write_nalu( hout, data, i_size );
        }
        else if( i_size < 0 )
        {
            fprintf( stderr, "need to increase buffer size (size=%d)\n", -i_size );
        }
    }
    if (i_nal)
        p_set_eop( hout, &pic_out );

    return i_file;
}

示例#2

文件： x264_gtk_encode_encode.c 项目： w-spencer/sagetv

static int
x264_encode_frame (x264_t *h, void *handle, x264_picture_t *pic)
{
  x264_picture_t pic_out;
  x264_nal_t    *nal;
  int            i_nal;
  int            i;
  int            i_file = 0;

  /* Do not force any parameters */
  if (pic)
    {
      pic->i_type = X264_TYPE_AUTO;
      pic->i_qpplus1 = 0;
    }
  if (x264_encoder_encode (h, &nal, &i_nal, pic, &pic_out) < 0)
    {
      fprintf (stderr, _("x264_encoder_encode failed\n"));
    }

  for (i = 0; i < i_nal; i++)
    {
      int i_size;
      int i_data;

      i_data = DATA_MAX;
      if ((i_size = x264_nal_encode (data, &i_data, 1, &nal[i])) > 0 )
        {
          i_file += p_write_nalu (handle, data, i_size);
        }
      else if (i_size < 0)
        {
          fprintf (stderr, _("need to increase buffer size (size=%d)\n"), -i_size);
        }
    }
  if (i_nal)
    p_set_eop (handle, &pic_out);

  return i_file;
}